diff --git a/go.mod b/go.mod index 3c87ced144d6..6e0a24a12cb2 100644 --- a/go.mod +++ b/go.mod @@ -26,7 +26,7 @@ require ( golang.org/x/sys v0.19.0 golang.org/x/tools v0.20.0 google.golang.org/api v0.172.0 - google.golang.org/appengine/v2 v2.0.5 + google.golang.org/appengine/v2 v2.0.6 google.golang.org/genproto v0.0.0-20240213162025-012b6fc9bca9 gopkg.in/yaml.v3 v3.0.1 ) diff --git a/go.sum b/go.sum index d4e626597ec7..5b770ae428c3 100644 --- a/go.sum +++ b/go.sum @@ -1014,8 +1014,8 @@ google.golang.org/appengine v1.5.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7 google.golang.org/appengine v1.6.1/go.mod h1:i06prIuMbXzDqacNJfV5OdTW448YApPu5ww/cMBSeb0= google.golang.org/appengine v1.6.5/go.mod h1:8WjMMxjGQR8xUklV/ARdw2HLXBOI7O7uCIDZVag1xfc= google.golang.org/appengine v1.6.6/go.mod h1:8WjMMxjGQR8xUklV/ARdw2HLXBOI7O7uCIDZVag1xfc= -google.golang.org/appengine/v2 v2.0.5 h1:4C+F3Cd3L2nWEfSmFEZDPjQvDwL8T0YCeZBysZifP3k= -google.golang.org/appengine/v2 v2.0.5/go.mod h1:WoEXGoXNfa0mLvaH5sV3ZSGXwVmy8yf7Z1JKf3J3wLI= +google.golang.org/appengine/v2 v2.0.6 h1:LvPZLGuchSBslPBp+LAhihBeGSiRh1myRoYK4NtuBIw= +google.golang.org/appengine/v2 v2.0.6/go.mod h1:WoEXGoXNfa0mLvaH5sV3ZSGXwVmy8yf7Z1JKf3J3wLI= google.golang.org/genproto v0.0.0-20180817151627-c66870c02cf8/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc= google.golang.org/genproto v0.0.0-20190307195333-5fe7a883aa19/go.mod h1:VzzqZJRnGkLBvHegQrXjBqPurQTc5/KpmUdxsrq26oE= google.golang.org/genproto v0.0.0-20190418145605-e7d98fc518a7/go.mod h1:VzzqZJRnGkLBvHegQrXjBqPurQTc5/KpmUdxsrq26oE= diff --git a/vendor/flatbuffers/LICENSE.txt b/vendor/flatbuffers/LICENSE.txt deleted file mode 100644 index d64569567334..000000000000 --- a/vendor/flatbuffers/LICENSE.txt +++ /dev/null @@ -1,202 +0,0 @@ - - Apache License - Version 2.0, January 2004 - http://www.apache.org/licenses/ - - TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION - - 1. 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We also recommend that a - file or class name and description of purpose be included on the - same "printed page" as the copyright notice for easier - identification within third-party archives. - - Copyright [yyyy] [name of copyright owner] - - Licensed under the Apache License, Version 2.0 (the "License"); - you may not use this file except in compliance with the License. - You may obtain a copy of the License at - - http://www.apache.org/licenses/LICENSE-2.0 - - Unless required by applicable law or agreed to in writing, software - distributed under the License is distributed on an "AS IS" BASIS, - WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - See the License for the specific language governing permissions and - limitations under the License. diff --git a/vendor/flatbuffers/README.md b/vendor/flatbuffers/README.md deleted file mode 100644 index 3f687c0fed21..000000000000 --- a/vendor/flatbuffers/README.md +++ /dev/null @@ -1,7 +0,0 @@ -This was manually vendored on the version v2.0.8 -(which matches the compiler version in the env container) -using the following commands: - -git clone --branch=v2.0.8 --depth=1 --single-branch https://github.com/google/flatbuffers.git -cp flatbuffers/LICENSE.txt syzkaller/vendor/flatbuffers/ -cp flatbuffers/include/flatbuffers/*.h syzkaller/vendor/flatbuffers/ diff --git a/vendor/flatbuffers/allocator.h b/vendor/flatbuffers/allocator.h deleted file mode 100644 index f4ef22db458b..000000000000 --- a/vendor/flatbuffers/allocator.h +++ /dev/null @@ -1,68 +0,0 @@ -/* - * Copyright 2021 Google Inc. All rights reserved. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#ifndef FLATBUFFERS_ALLOCATOR_H_ -#define FLATBUFFERS_ALLOCATOR_H_ - -#include "flatbuffers/base.h" - -namespace flatbuffers { - -// Allocator interface. This is flatbuffers-specific and meant only for -// `vector_downward` usage. -class Allocator { - public: - virtual ~Allocator() {} - - // Allocate `size` bytes of memory. - virtual uint8_t *allocate(size_t size) = 0; - - // Deallocate `size` bytes of memory at `p` allocated by this allocator. - virtual void deallocate(uint8_t *p, size_t size) = 0; - - // Reallocate `new_size` bytes of memory, replacing the old region of size - // `old_size` at `p`. In contrast to a normal realloc, this grows downwards, - // and is intended specifcally for `vector_downward` use. - // `in_use_back` and `in_use_front` indicate how much of `old_size` is - // actually in use at each end, and needs to be copied. - virtual uint8_t *reallocate_downward(uint8_t *old_p, size_t old_size, - size_t new_size, size_t in_use_back, - size_t in_use_front) { - FLATBUFFERS_ASSERT(new_size > old_size); // vector_downward only grows - uint8_t *new_p = allocate(new_size); - memcpy_downward(old_p, old_size, new_p, new_size, in_use_back, - in_use_front); - deallocate(old_p, old_size); - return new_p; - } - - protected: - // Called by `reallocate_downward` to copy memory from `old_p` of `old_size` - // to `new_p` of `new_size`. Only memory of size `in_use_front` and - // `in_use_back` will be copied from the front and back of the old memory - // allocation. - void memcpy_downward(uint8_t *old_p, size_t old_size, uint8_t *new_p, - size_t new_size, size_t in_use_back, - size_t in_use_front) { - memcpy(new_p + new_size - in_use_back, old_p + old_size - in_use_back, - in_use_back); - memcpy(new_p, old_p, in_use_front); - } -}; - -} // namespace flatbuffers - -#endif // FLATBUFFERS_ALLOCATOR_H_ \ No newline at end of file diff --git a/vendor/flatbuffers/array.h b/vendor/flatbuffers/array.h deleted file mode 100644 index d4b73fc9e172..000000000000 --- a/vendor/flatbuffers/array.h +++ /dev/null @@ -1,243 +0,0 @@ -/* - * Copyright 2021 Google Inc. All rights reserved. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#ifndef FLATBUFFERS_ARRAY_H_ -#define FLATBUFFERS_ARRAY_H_ - -#include "flatbuffers/base.h" -#include "flatbuffers/stl_emulation.h" -#include "flatbuffers/vector.h" - -namespace flatbuffers { - -// This is used as a helper type for accessing arrays. -template class Array { - // Array can carry only POD data types (scalars or structs). - typedef typename flatbuffers::bool_constant::value> - scalar_tag; - typedef - typename flatbuffers::conditional::type - IndirectHelperType; - - public: - typedef uint16_t size_type; - typedef typename IndirectHelper::return_type return_type; - typedef VectorIterator const_iterator; - typedef VectorReverseIterator const_reverse_iterator; - - // If T is a LE-scalar or a struct (!scalar_tag::value). - static FLATBUFFERS_CONSTEXPR bool is_span_observable = - (scalar_tag::value && (FLATBUFFERS_LITTLEENDIAN || sizeof(T) == 1)) || - !scalar_tag::value; - - FLATBUFFERS_CONSTEXPR uint16_t size() const { return length; } - - return_type Get(uoffset_t i) const { - FLATBUFFERS_ASSERT(i < size()); - return IndirectHelper::Read(Data(), i); - } - - return_type operator[](uoffset_t i) const { return Get(i); } - - // If this is a Vector of enums, T will be its storage type, not the enum - // type. This function makes it convenient to retrieve value with enum - // type E. - template E GetEnum(uoffset_t i) const { - return static_cast(Get(i)); - } - - const_iterator begin() const { return const_iterator(Data(), 0); } - const_iterator end() const { return const_iterator(Data(), size()); } - - const_reverse_iterator rbegin() const { - return const_reverse_iterator(end()); - } - const_reverse_iterator rend() const { - return const_reverse_iterator(begin()); - } - - const_iterator cbegin() const { return begin(); } - const_iterator cend() const { return end(); } - - const_reverse_iterator crbegin() const { return rbegin(); } - const_reverse_iterator crend() const { return rend(); } - - // Get a mutable pointer to elements inside this array. - // This method used to mutate arrays of structs followed by a @p Mutate - // operation. For primitive types use @p Mutate directly. - // @warning Assignments and reads to/from the dereferenced pointer are not - // automatically converted to the correct endianness. - typename flatbuffers::conditional::type - GetMutablePointer(uoffset_t i) const { - FLATBUFFERS_ASSERT(i < size()); - return const_cast(&data()[i]); - } - - // Change elements if you have a non-const pointer to this object. - void Mutate(uoffset_t i, const T &val) { MutateImpl(scalar_tag(), i, val); } - - // The raw data in little endian format. Use with care. - const uint8_t *Data() const { return data_; } - - uint8_t *Data() { return data_; } - - // Similarly, but typed, much like std::vector::data - const T *data() const { return reinterpret_cast(Data()); } - T *data() { return reinterpret_cast(Data()); } - - // Copy data from a span with endian conversion. - // If this Array and the span overlap, the behavior is undefined. - void CopyFromSpan(flatbuffers::span src) { - const auto p1 = reinterpret_cast(src.data()); - const auto p2 = Data(); - FLATBUFFERS_ASSERT(!(p1 >= p2 && p1 < (p2 + length)) && - !(p2 >= p1 && p2 < (p1 + length))); - (void)p1; - (void)p2; - CopyFromSpanImpl(flatbuffers::bool_constant(), src); - } - - protected: - void MutateImpl(flatbuffers::true_type, uoffset_t i, const T &val) { - FLATBUFFERS_ASSERT(i < size()); - WriteScalar(data() + i, val); - } - - void MutateImpl(flatbuffers::false_type, uoffset_t i, const T &val) { - *(GetMutablePointer(i)) = val; - } - - void CopyFromSpanImpl(flatbuffers::true_type, - flatbuffers::span src) { - // Use std::memcpy() instead of std::copy() to avoid performance degradation - // due to aliasing if T is char or unsigned char. - // The size is known at compile time, so memcpy would be inlined. - std::memcpy(data(), src.data(), length * sizeof(T)); - } - - // Copy data from flatbuffers::span with endian conversion. - void CopyFromSpanImpl(flatbuffers::false_type, - flatbuffers::span src) { - for (size_type k = 0; k < length; k++) { Mutate(k, src[k]); } - } - - // This class is only used to access pre-existing data. Don't ever - // try to construct these manually. - // 'constexpr' allows us to use 'size()' at compile time. - // @note Must not use 'FLATBUFFERS_CONSTEXPR' here, as const is not allowed on - // a constructor. -#if defined(__cpp_constexpr) - constexpr Array(); -#else - Array(); -#endif - - uint8_t data_[length * sizeof(T)]; - - private: - // This class is a pointer. Copying will therefore create an invalid object. - // Private and unimplemented copy constructor. - Array(const Array &); - Array &operator=(const Array &); -}; - -// Specialization for Array[struct] with access using Offset pointer. -// This specialization used by idl_gen_text.cpp. -template class Array, length> { - static_assert(flatbuffers::is_same::value, "unexpected type T"); - - public: - typedef const void *return_type; - - const uint8_t *Data() const { return data_; } - - // Make idl_gen_text.cpp::PrintContainer happy. - return_type operator[](uoffset_t) const { - FLATBUFFERS_ASSERT(false); - return nullptr; - } - - private: - // This class is only used to access pre-existing data. - Array(); - Array(const Array &); - Array &operator=(const Array &); - - uint8_t data_[1]; -}; - -template -FLATBUFFERS_CONSTEXPR_CPP11 flatbuffers::span make_span(Array &arr) - FLATBUFFERS_NOEXCEPT { - static_assert( - Array::is_span_observable, - "wrong type U, only plain struct, LE-scalar, or byte types are allowed"); - return span(arr.data(), N); -} - -template -FLATBUFFERS_CONSTEXPR_CPP11 flatbuffers::span make_span( - const Array &arr) FLATBUFFERS_NOEXCEPT { - static_assert( - Array::is_span_observable, - "wrong type U, only plain struct, LE-scalar, or byte types are allowed"); - return span(arr.data(), N); -} - -template -FLATBUFFERS_CONSTEXPR_CPP11 flatbuffers::span -make_bytes_span(Array &arr) FLATBUFFERS_NOEXCEPT { - static_assert(Array::is_span_observable, - "internal error, Array might hold only scalars or structs"); - return span(arr.Data(), sizeof(U) * N); -} - -template -FLATBUFFERS_CONSTEXPR_CPP11 flatbuffers::span -make_bytes_span(const Array &arr) FLATBUFFERS_NOEXCEPT { - static_assert(Array::is_span_observable, - "internal error, Array might hold only scalars or structs"); - return span(arr.Data(), sizeof(U) * N); -} - -// Cast a raw T[length] to a raw flatbuffers::Array -// without endian conversion. Use with care. -// TODO: move these Cast-methods to `internal` namespace. -template -Array &CastToArray(T (&arr)[length]) { - return *reinterpret_cast *>(arr); -} - -template -const Array &CastToArray(const T (&arr)[length]) { - return *reinterpret_cast *>(arr); -} - -template -Array &CastToArrayOfEnum(T (&arr)[length]) { - static_assert(sizeof(E) == sizeof(T), "invalid enum type E"); - return *reinterpret_cast *>(arr); -} - -template -const Array &CastToArrayOfEnum(const T (&arr)[length]) { - static_assert(sizeof(E) == sizeof(T), "invalid enum type E"); - return *reinterpret_cast *>(arr); -} - -} // namespace flatbuffers - -#endif // FLATBUFFERS_ARRAY_H_ diff --git a/vendor/flatbuffers/base.h b/vendor/flatbuffers/base.h deleted file mode 100644 index 870a811c17df..000000000000 --- a/vendor/flatbuffers/base.h +++ /dev/null @@ -1,486 +0,0 @@ -#ifndef FLATBUFFERS_BASE_H_ -#define FLATBUFFERS_BASE_H_ - -// clang-format off - -// If activate should be declared and included first. -#if defined(FLATBUFFERS_MEMORY_LEAK_TRACKING) && \ - defined(_MSC_VER) && defined(_DEBUG) - // The _CRTDBG_MAP_ALLOC inside will replace - // calloc/free (etc) to its debug version using #define directives. - #define _CRTDBG_MAP_ALLOC - #include - #include - // Replace operator new by trace-enabled version. - #define DEBUG_NEW new(_NORMAL_BLOCK, __FILE__, __LINE__) - #define new DEBUG_NEW -#endif - -#if !defined(FLATBUFFERS_ASSERT) -#include -#define FLATBUFFERS_ASSERT assert -#elif defined(FLATBUFFERS_ASSERT_INCLUDE) -// Include file with forward declaration -#include FLATBUFFERS_ASSERT_INCLUDE -#endif - -#ifndef ARDUINO -#include -#endif - -#include -#include -#include - -#if defined(ARDUINO) && !defined(ARDUINOSTL_M_H) - #include -#else - #include -#endif - -#include -#include -#include -#include -#include -#include -#include - -#if defined(__unix__) && !defined(FLATBUFFERS_LOCALE_INDEPENDENT) - #include -#endif - -#ifdef __ANDROID__ - #include -#endif - -#if defined(__ICCARM__) -#include -#endif - -// Note the __clang__ check is needed, because clang presents itself -// as an older GNUC compiler (4.2). -// Clang 3.3 and later implement all of the ISO C++ 2011 standard. -// Clang 3.4 and later implement all of the ISO C++ 2014 standard. -// http://clang.llvm.org/cxx_status.html - -// Note the MSVC value '__cplusplus' may be incorrect: -// The '__cplusplus' predefined macro in the MSVC stuck at the value 199711L, -// indicating (erroneously!) that the compiler conformed to the C++98 Standard. -// This value should be correct starting from MSVC2017-15.7-Preview-3. -// The '__cplusplus' will be valid only if MSVC2017-15.7-P3 and the `/Zc:__cplusplus` switch is set. -// Workaround (for details see MSDN): -// Use the _MSC_VER and _MSVC_LANG definition instead of the __cplusplus for compatibility. -// The _MSVC_LANG macro reports the Standard version regardless of the '/Zc:__cplusplus' switch. - -#if defined(__GNUC__) && !defined(__clang__) - #define FLATBUFFERS_GCC (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__) -#else - #define FLATBUFFERS_GCC 0 -#endif - -#if defined(__clang__) - #define FLATBUFFERS_CLANG (__clang_major__ * 10000 + __clang_minor__ * 100 + __clang_patchlevel__) -#else - #define FLATBUFFERS_CLANG 0 -#endif - -/// @cond FLATBUFFERS_INTERNAL -#if __cplusplus <= 199711L && \ - (!defined(_MSC_VER) || _MSC_VER < 1600) && \ - (!defined(__GNUC__) || \ - (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__ < 40400)) - #error A C++11 compatible compiler with support for the auto typing is \ - required for FlatBuffers. - #error __cplusplus _MSC_VER __GNUC__ __GNUC_MINOR__ __GNUC_PATCHLEVEL__ -#endif - -#if !defined(__clang__) && \ - defined(__GNUC__) && \ - (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__ < 40600) - // Backwards compatibility for g++ 4.4, and 4.5 which don't have the nullptr - // and constexpr keywords. Note the __clang__ check is needed, because clang - // presents itself as an older GNUC compiler. - #ifndef nullptr_t - const class nullptr_t { - public: - template inline operator T*() const { return 0; } - private: - void operator&() const; - } nullptr = {}; - #endif - #ifndef constexpr - #define constexpr const - #endif -#endif - -// The wire format uses a little endian encoding (since that's efficient for -// the common platforms). -#if defined(__s390x__) - #define FLATBUFFERS_LITTLEENDIAN 0 -#endif // __s390x__ -#if !defined(FLATBUFFERS_LITTLEENDIAN) - #if defined(__GNUC__) || defined(__clang__) || defined(__ICCARM__) - #if (defined(__BIG_ENDIAN__) || \ - (defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__)) - #define FLATBUFFERS_LITTLEENDIAN 0 - #else - #define FLATBUFFERS_LITTLEENDIAN 1 - #endif // __BIG_ENDIAN__ - #elif defined(_MSC_VER) - #if defined(_M_PPC) - #define FLATBUFFERS_LITTLEENDIAN 0 - #else - #define FLATBUFFERS_LITTLEENDIAN 1 - #endif - #else - #error Unable to determine endianness, define FLATBUFFERS_LITTLEENDIAN. - #endif -#endif // !defined(FLATBUFFERS_LITTLEENDIAN) - -#define FLATBUFFERS_VERSION_MAJOR 2 -#define FLATBUFFERS_VERSION_MINOR 0 -#define FLATBUFFERS_VERSION_REVISION 8 -#define FLATBUFFERS_STRING_EXPAND(X) #X -#define FLATBUFFERS_STRING(X) FLATBUFFERS_STRING_EXPAND(X) -namespace flatbuffers { - // Returns version as string "MAJOR.MINOR.REVISION". - const char* FLATBUFFERS_VERSION(); -} - -#if (!defined(_MSC_VER) || _MSC_VER > 1600) && \ - (!defined(__GNUC__) || (__GNUC__ * 100 + __GNUC_MINOR__ >= 407)) || \ - defined(__clang__) - #define FLATBUFFERS_FINAL_CLASS final - #define FLATBUFFERS_OVERRIDE override - #define FLATBUFFERS_EXPLICIT_CPP11 explicit - #define FLATBUFFERS_VTABLE_UNDERLYING_TYPE : flatbuffers::voffset_t -#else - #define FLATBUFFERS_FINAL_CLASS - #define FLATBUFFERS_OVERRIDE - #define FLATBUFFERS_EXPLICIT_CPP11 - #define FLATBUFFERS_VTABLE_UNDERLYING_TYPE -#endif - -#if (!defined(_MSC_VER) || _MSC_VER >= 1900) && \ - (!defined(__GNUC__) || (__GNUC__ * 100 + __GNUC_MINOR__ >= 406)) || \ - (defined(__cpp_constexpr) && __cpp_constexpr >= 200704) - #define FLATBUFFERS_CONSTEXPR constexpr - #define FLATBUFFERS_CONSTEXPR_CPP11 constexpr - #define FLATBUFFERS_CONSTEXPR_DEFINED -#else - #define FLATBUFFERS_CONSTEXPR const - #define FLATBUFFERS_CONSTEXPR_CPP11 -#endif - -#if (defined(__cplusplus) && __cplusplus >= 201402L) || \ - (defined(__cpp_constexpr) && __cpp_constexpr >= 201304) - #define FLATBUFFERS_CONSTEXPR_CPP14 FLATBUFFERS_CONSTEXPR_CPP11 -#else - #define FLATBUFFERS_CONSTEXPR_CPP14 -#endif - -#if (defined(__GXX_EXPERIMENTAL_CXX0X__) && (__GNUC__ * 100 + __GNUC_MINOR__ >= 406)) || \ - (defined(_MSC_FULL_VER) && (_MSC_FULL_VER >= 190023026)) || \ - defined(__clang__) - #define FLATBUFFERS_NOEXCEPT noexcept -#else - #define FLATBUFFERS_NOEXCEPT -#endif - -// NOTE: the FLATBUFFERS_DELETE_FUNC macro may change the access mode to -// private, so be sure to put it at the end or reset access mode explicitly. -#if (!defined(_MSC_VER) || _MSC_FULL_VER >= 180020827) && \ - (!defined(__GNUC__) || (__GNUC__ * 100 + __GNUC_MINOR__ >= 404)) || \ - defined(__clang__) - #define FLATBUFFERS_DELETE_FUNC(func) func = delete -#else - #define FLATBUFFERS_DELETE_FUNC(func) private: func -#endif - -#if (!defined(_MSC_VER) || _MSC_VER >= 1900) && \ - (!defined(__GNUC__) || (__GNUC__ * 100 + __GNUC_MINOR__ >= 409)) || \ - defined(__clang__) - #define FLATBUFFERS_DEFAULT_DECLARATION -#endif - -// Check if we can use template aliases -// Not possible if Microsoft Compiler before 2012 -// Possible is the language feature __cpp_alias_templates is defined well -// Or possible if the C++ std is C+11 or newer -#if (defined(_MSC_VER) && _MSC_VER > 1700 /* MSVC2012 */) \ - || (defined(__cpp_alias_templates) && __cpp_alias_templates >= 200704) \ - || (defined(__cplusplus) && __cplusplus >= 201103L) - #define FLATBUFFERS_TEMPLATES_ALIASES -#endif - -#ifndef FLATBUFFERS_HAS_STRING_VIEW - // Only provide flatbuffers::string_view if __has_include can be used - // to detect a header that provides an implementation - #if defined(__has_include) - // Check for std::string_view (in c++17) - #if __has_include() && (__cplusplus >= 201606 || (defined(_HAS_CXX17) && _HAS_CXX17)) - #include - namespace flatbuffers { - typedef std::string_view string_view; - } - #define FLATBUFFERS_HAS_STRING_VIEW 1 - // Check for std::experimental::string_view (in c++14, compiler-dependent) - #elif __has_include() && (__cplusplus >= 201411) - #include - namespace flatbuffers { - typedef std::experimental::string_view string_view; - } - #define FLATBUFFERS_HAS_STRING_VIEW 1 - // Check for absl::string_view - #elif __has_include("absl/strings/string_view.h") - #include "absl/strings/string_view.h" - namespace flatbuffers { - typedef absl::string_view string_view; - } - #define FLATBUFFERS_HAS_STRING_VIEW 1 - #endif - #endif // __has_include -#endif // !FLATBUFFERS_HAS_STRING_VIEW - -#ifndef FLATBUFFERS_GENERAL_HEAP_ALLOC_OK - // Allow heap allocations to be used - #define FLATBUFFERS_GENERAL_HEAP_ALLOC_OK 1 -#endif // !FLATBUFFERS_GENERAL_HEAP_ALLOC_OK - -#ifndef FLATBUFFERS_HAS_NEW_STRTOD - // Modern (C++11) strtod and strtof functions are available for use. - // 1) nan/inf strings as argument of strtod; - // 2) hex-float as argument of strtod/strtof. - #if (defined(_MSC_VER) && _MSC_VER >= 1900) || \ - (defined(__GNUC__) && (__GNUC__ * 100 + __GNUC_MINOR__ >= 409)) || \ - (defined(__clang__)) - #define FLATBUFFERS_HAS_NEW_STRTOD 1 - #endif -#endif // !FLATBUFFERS_HAS_NEW_STRTOD - -#ifndef FLATBUFFERS_LOCALE_INDEPENDENT - // Enable locale independent functions {strtof_l, strtod_l,strtoll_l, - // strtoull_l}. - #if (defined(_MSC_VER) && _MSC_VER >= 1800) || \ - (defined(__ANDROID_API__) && __ANDROID_API__>= 21) || \ - (defined(_XOPEN_VERSION) && (_XOPEN_VERSION >= 700)) && \ - (!defined(__Fuchsia__) && !defined(__ANDROID_API__)) - #define FLATBUFFERS_LOCALE_INDEPENDENT 1 - #else - #define FLATBUFFERS_LOCALE_INDEPENDENT 0 - #endif -#endif // !FLATBUFFERS_LOCALE_INDEPENDENT - -// Suppress Undefined Behavior Sanitizer (recoverable only). Usage: -// - __suppress_ubsan__("undefined") -// - __suppress_ubsan__("signed-integer-overflow") -#if defined(__clang__) && (__clang_major__ > 3 || (__clang_major__ == 3 && __clang_minor__ >=7)) - #define __suppress_ubsan__(type) __attribute__((no_sanitize(type))) -#elif defined(__GNUC__) && (__GNUC__ * 100 + __GNUC_MINOR__ >= 409) - #define __suppress_ubsan__(type) __attribute__((no_sanitize_undefined)) -#else - #define __suppress_ubsan__(type) -#endif - -// This is constexpr function used for checking compile-time constants. -// Avoid `#pragma warning(disable: 4127) // C4127: expression is constant`. -template FLATBUFFERS_CONSTEXPR inline bool IsConstTrue(T t) { - return !!t; -} - -// Enable C++ attribute [[]] if std:c++17 or higher. -#if ((__cplusplus >= 201703L) \ - || (defined(_MSVC_LANG) && (_MSVC_LANG >= 201703L))) - // All attributes unknown to an implementation are ignored without causing an error. - #define FLATBUFFERS_ATTRIBUTE(attr) attr - - #define FLATBUFFERS_FALLTHROUGH() [[fallthrough]] -#else - #define FLATBUFFERS_ATTRIBUTE(attr) - - #if FLATBUFFERS_CLANG >= 30800 - #define FLATBUFFERS_FALLTHROUGH() [[clang::fallthrough]] - #elif FLATBUFFERS_GCC >= 70300 - #define FLATBUFFERS_FALLTHROUGH() [[gnu::fallthrough]] - #else - #define FLATBUFFERS_FALLTHROUGH() - #endif -#endif - -/// @endcond - -/// @file -namespace flatbuffers { - -/// @cond FLATBUFFERS_INTERNAL -// Our default offset / size type, 32bit on purpose on 64bit systems. -// Also, using a consistent offset type maintains compatibility of serialized -// offset values between 32bit and 64bit systems. -typedef uint32_t uoffset_t; - -// Signed offsets for references that can go in both directions. -typedef int32_t soffset_t; - -// Offset/index used in v-tables, can be changed to uint8_t in -// format forks to save a bit of space if desired. -typedef uint16_t voffset_t; - -typedef uintmax_t largest_scalar_t; - -// In 32bits, this evaluates to 2GB - 1 -#define FLATBUFFERS_MAX_BUFFER_SIZE ((1ULL << (sizeof(::flatbuffers::soffset_t) * 8 - 1)) - 1) - -// The minimum size buffer that can be a valid flatbuffer. -// Includes the offset to the root table (uoffset_t), the offset to the vtable -// of the root table (soffset_t), the size of the vtable (uint16_t), and the -// size of the referring table (uint16_t). -#define FLATBUFFERS_MIN_BUFFER_SIZE sizeof(uoffset_t) + sizeof(soffset_t) + \ - sizeof(uint16_t) + sizeof(uint16_t) - -// We support aligning the contents of buffers up to this size. -#ifndef FLATBUFFERS_MAX_ALIGNMENT - #define FLATBUFFERS_MAX_ALIGNMENT 32 -#endif - -/// @brief The length of a FlatBuffer file header. -static const size_t kFileIdentifierLength = 4; - -inline bool VerifyAlignmentRequirements(size_t align, size_t min_align = 1) { - return (min_align <= align) && (align <= (FLATBUFFERS_MAX_ALIGNMENT)) && - (align & (align - 1)) == 0; // must be power of 2 -} - -#if defined(_MSC_VER) - #pragma warning(disable: 4351) // C4351: new behavior: elements of array ... will be default initialized - #pragma warning(push) - #pragma warning(disable: 4127) // C4127: conditional expression is constant -#endif - -template T EndianSwap(T t) { - #if defined(_MSC_VER) - #define FLATBUFFERS_BYTESWAP16 _byteswap_ushort - #define FLATBUFFERS_BYTESWAP32 _byteswap_ulong - #define FLATBUFFERS_BYTESWAP64 _byteswap_uint64 - #elif defined(__ICCARM__) - #define FLATBUFFERS_BYTESWAP16 __REV16 - #define FLATBUFFERS_BYTESWAP32 __REV - #define FLATBUFFERS_BYTESWAP64(x) \ - ((__REV(static_cast(x >> 32U))) | (static_cast(__REV(static_cast(x)))) << 32U) - #else - #if defined(__GNUC__) && __GNUC__ * 100 + __GNUC_MINOR__ < 408 && !defined(__clang__) - // __builtin_bswap16 was missing prior to GCC 4.8. - #define FLATBUFFERS_BYTESWAP16(x) \ - static_cast(__builtin_bswap32(static_cast(x) << 16)) - #else - #define FLATBUFFERS_BYTESWAP16 __builtin_bswap16 - #endif - #define FLATBUFFERS_BYTESWAP32 __builtin_bswap32 - #define FLATBUFFERS_BYTESWAP64 __builtin_bswap64 - #endif - if (sizeof(T) == 1) { // Compile-time if-then's. - return t; - } else if (sizeof(T) == 2) { - union { T t; uint16_t i; } u = { t }; - u.i = FLATBUFFERS_BYTESWAP16(u.i); - return u.t; - } else if (sizeof(T) == 4) { - union { T t; uint32_t i; } u = { t }; - u.i = FLATBUFFERS_BYTESWAP32(u.i); - return u.t; - } else if (sizeof(T) == 8) { - union { T t; uint64_t i; } u = { t }; - u.i = FLATBUFFERS_BYTESWAP64(u.i); - return u.t; - } else { - FLATBUFFERS_ASSERT(0); - return t; - } -} - -#if defined(_MSC_VER) - #pragma warning(pop) -#endif - - -template T EndianScalar(T t) { - #if FLATBUFFERS_LITTLEENDIAN - return t; - #else - return EndianSwap(t); - #endif -} - -template -// UBSAN: C++ aliasing type rules, see std::bit_cast<> for details. -__suppress_ubsan__("alignment") -T ReadScalar(const void *p) { - return EndianScalar(*reinterpret_cast(p)); -} - -// See https://github.com/google/flatbuffers/issues/5950 - -#if (FLATBUFFERS_GCC >= 100000) && (FLATBUFFERS_GCC < 110000) - #pragma GCC diagnostic push - #pragma GCC diagnostic ignored "-Wstringop-overflow" -#endif - -template -// UBSAN: C++ aliasing type rules, see std::bit_cast<> for details. -__suppress_ubsan__("alignment") -void WriteScalar(void *p, T t) { - *reinterpret_cast(p) = EndianScalar(t); -} - -template struct Offset; -template __suppress_ubsan__("alignment") void WriteScalar(void *p, Offset t) { - *reinterpret_cast(p) = EndianScalar(t.o); -} - -#if (FLATBUFFERS_GCC >= 100000) && (FLATBUFFERS_GCC < 110000) - #pragma GCC diagnostic pop -#endif - -// Computes how many bytes you'd have to pad to be able to write an -// "scalar_size" scalar if the buffer had grown to "buf_size" (downwards in -// memory). -__suppress_ubsan__("unsigned-integer-overflow") -inline size_t PaddingBytes(size_t buf_size, size_t scalar_size) { - return ((~buf_size) + 1) & (scalar_size - 1); -} - -// Generic 'operator==' with conditional specialisations. -// T e - new value of a scalar field. -// T def - default of scalar (is known at compile-time). -template inline bool IsTheSameAs(T e, T def) { return e == def; } - -#if defined(FLATBUFFERS_NAN_DEFAULTS) && \ - defined(FLATBUFFERS_HAS_NEW_STRTOD) && (FLATBUFFERS_HAS_NEW_STRTOD > 0) -// Like `operator==(e, def)` with weak NaN if T=(float|double). -template inline bool IsFloatTheSameAs(T e, T def) { - return (e == def) || ((def != def) && (e != e)); -} -template<> inline bool IsTheSameAs(float e, float def) { - return IsFloatTheSameAs(e, def); -} -template<> inline bool IsTheSameAs(double e, double def) { - return IsFloatTheSameAs(e, def); -} -#endif - -// Check 'v' is out of closed range [low; high]. -// Workaround for GCC warning [-Werror=type-limits]: -// comparison is always true due to limited range of data type. -template -inline bool IsOutRange(const T &v, const T &low, const T &high) { - return (v < low) || (high < v); -} - -// Check 'v' is in closed range [low; high]. -template -inline bool IsInRange(const T &v, const T &low, const T &high) { - return !IsOutRange(v, low, high); -} - -} // namespace flatbuffers -#endif // FLATBUFFERS_BASE_H_ diff --git a/vendor/flatbuffers/bfbs_generator.h b/vendor/flatbuffers/bfbs_generator.h deleted file mode 100644 index 08faeb3eb504..000000000000 --- a/vendor/flatbuffers/bfbs_generator.h +++ /dev/null @@ -1,43 +0,0 @@ -/* - * Copyright 2021 Google Inc. All rights reserved. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#ifndef FLATBUFFERS_BFBS_GENERATOR_H_ -#define FLATBUFFERS_BFBS_GENERATOR_H_ - -#include - -namespace flatbuffers { - -enum GeneratorStatus { - OK, - FAILED, - FAILED_VERIFICATION, -}; - -// A Flatbuffer Code Generator that receives a binary serialized reflection.fbs -// and generates code from it. -class BfbsGenerator { - public: - virtual ~BfbsGenerator() {} - - // Generate code from the provided `buffer` of given `length`. The buffer is - // a serialized reflection.fbs. - virtual GeneratorStatus Generate(const uint8_t *buffer, int64_t length) = 0; -}; - -} // namespace flatbuffers - -#endif // FLATBUFFERS_BFBS_GENERATOR_H_ diff --git a/vendor/flatbuffers/buffer.h b/vendor/flatbuffers/buffer.h deleted file mode 100644 index ca005f7157e3..000000000000 --- a/vendor/flatbuffers/buffer.h +++ /dev/null @@ -1,142 +0,0 @@ -/* - * Copyright 2021 Google Inc. All rights reserved. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#ifndef FLATBUFFERS_BUFFER_H_ -#define FLATBUFFERS_BUFFER_H_ - -#include "flatbuffers/base.h" - -namespace flatbuffers { - -// Wrapper for uoffset_t to allow safe template specialization. -// Value is allowed to be 0 to indicate a null object (see e.g. AddOffset). -template struct Offset { - uoffset_t o; - Offset() : o(0) {} - Offset(uoffset_t _o) : o(_o) {} - Offset Union() const { return Offset(o); } - bool IsNull() const { return !o; } -}; - -inline void EndianCheck() { - int endiantest = 1; - // If this fails, see FLATBUFFERS_LITTLEENDIAN above. - FLATBUFFERS_ASSERT(*reinterpret_cast(&endiantest) == - FLATBUFFERS_LITTLEENDIAN); - (void)endiantest; -} - -template FLATBUFFERS_CONSTEXPR size_t AlignOf() { - // clang-format off - #ifdef _MSC_VER - return __alignof(T); - #else - #ifndef alignof - return __alignof__(T); - #else - return alignof(T); - #endif - #endif - // clang-format on -} - -// Lexicographically compare two strings (possibly containing nulls), and -// return true if the first is less than the second. -static inline bool StringLessThan(const char *a_data, uoffset_t a_size, - const char *b_data, uoffset_t b_size) { - const auto cmp = memcmp(a_data, b_data, (std::min)(a_size, b_size)); - return cmp == 0 ? a_size < b_size : cmp < 0; -} - -// When we read serialized data from memory, in the case of most scalars, -// we want to just read T, but in the case of Offset, we want to actually -// perform the indirection and return a pointer. -// The template specialization below does just that. -// It is wrapped in a struct since function templates can't overload on the -// return type like this. -// The typedef is for the convenience of callers of this function -// (avoiding the need for a trailing return decltype) -template struct IndirectHelper { - typedef T return_type; - typedef T mutable_return_type; - static const size_t element_stride = sizeof(T); - static return_type Read(const uint8_t *p, uoffset_t i) { - return EndianScalar((reinterpret_cast(p))[i]); - } -}; -template struct IndirectHelper> { - typedef const T *return_type; - typedef T *mutable_return_type; - static const size_t element_stride = sizeof(uoffset_t); - static return_type Read(const uint8_t *p, uoffset_t i) { - p += i * sizeof(uoffset_t); - return reinterpret_cast(p + ReadScalar(p)); - } -}; -template struct IndirectHelper { - typedef const T *return_type; - typedef T *mutable_return_type; - static const size_t element_stride = sizeof(T); - static return_type Read(const uint8_t *p, uoffset_t i) { - return reinterpret_cast(p + i * sizeof(T)); - } -}; - -/// @brief Get a pointer to the file_identifier section of the buffer. -/// @return Returns a const char pointer to the start of the file_identifier -/// characters in the buffer. The returned char * has length -/// 'flatbuffers::FlatBufferBuilder::kFileIdentifierLength'. -/// This function is UNDEFINED for FlatBuffers whose schema does not include -/// a file_identifier (likely points at padding or the start of a the root -/// vtable). -inline const char *GetBufferIdentifier(const void *buf, - bool size_prefixed = false) { - return reinterpret_cast(buf) + - ((size_prefixed) ? 2 * sizeof(uoffset_t) : sizeof(uoffset_t)); -} - -// Helper to see if the identifier in a buffer has the expected value. -inline bool BufferHasIdentifier(const void *buf, const char *identifier, - bool size_prefixed = false) { - return strncmp(GetBufferIdentifier(buf, size_prefixed), identifier, - flatbuffers::kFileIdentifierLength) == 0; -} - -/// @cond FLATBUFFERS_INTERNAL -// Helpers to get a typed pointer to the root object contained in the buffer. -template T *GetMutableRoot(void *buf) { - EndianCheck(); - return reinterpret_cast( - reinterpret_cast(buf) + - EndianScalar(*reinterpret_cast(buf))); -} - -template T *GetMutableSizePrefixedRoot(void *buf) { - return GetMutableRoot(reinterpret_cast(buf) + - sizeof(uoffset_t)); -} - -template const T *GetRoot(const void *buf) { - return GetMutableRoot(const_cast(buf)); -} - -template const T *GetSizePrefixedRoot(const void *buf) { - return GetRoot(reinterpret_cast(buf) + sizeof(uoffset_t)); -} - -} // namespace flatbuffers - -#endif // FLATBUFFERS_BUFFER_H_ \ No newline at end of file diff --git a/vendor/flatbuffers/buffer_ref.h b/vendor/flatbuffers/buffer_ref.h deleted file mode 100644 index ce30207330b6..000000000000 --- a/vendor/flatbuffers/buffer_ref.h +++ /dev/null @@ -1,53 +0,0 @@ -/* - * Copyright 2021 Google Inc. All rights reserved. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#ifndef FLATBUFFERS_BUFFER_REF_H_ -#define FLATBUFFERS_BUFFER_REF_H_ - -#include "flatbuffers/base.h" -#include "flatbuffers/verifier.h" - -namespace flatbuffers { - -// Convenient way to bundle a buffer and its length, to pass it around -// typed by its root. -// A BufferRef does not own its buffer. -struct BufferRefBase {}; // for std::is_base_of - -template struct BufferRef : BufferRefBase { - BufferRef() : buf(nullptr), len(0), must_free(false) {} - BufferRef(uint8_t *_buf, uoffset_t _len) - : buf(_buf), len(_len), must_free(false) {} - - ~BufferRef() { - if (must_free) free(buf); - } - - const T *GetRoot() const { return flatbuffers::GetRoot(buf); } - - bool Verify() { - Verifier verifier(buf, len); - return verifier.VerifyBuffer(nullptr); - } - - uint8_t *buf; - uoffset_t len; - bool must_free; -}; - -} // namespace flatbuffers - -#endif // FLATBUFFERS_BUFFER_REF_H_ \ No newline at end of file diff --git a/vendor/flatbuffers/code_generators.h b/vendor/flatbuffers/code_generators.h deleted file mode 100644 index 727552118f54..000000000000 --- a/vendor/flatbuffers/code_generators.h +++ /dev/null @@ -1,234 +0,0 @@ -/* - * Copyright 2014 Google Inc. All rights reserved. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#ifndef FLATBUFFERS_CODE_GENERATORS_H_ -#define FLATBUFFERS_CODE_GENERATORS_H_ - -#include -#include - -#include "flatbuffers/idl.h" - -namespace flatbuffers { - -// Utility class to assist in generating code through use of text templates. -// -// Example code: -// CodeWriter code("\t"); -// code.SetValue("NAME", "Foo"); -// code += "void {{NAME}}() { printf("%s", "{{NAME}}"); }"; -// code.SetValue("NAME", "Bar"); -// code += "void {{NAME}}() { printf("%s", "{{NAME}}"); }"; -// std::cout << code.ToString() << std::endl; -// -// Output: -// void Foo() { printf("%s", "Foo"); } -// void Bar() { printf("%s", "Bar"); } -class CodeWriter { - public: - CodeWriter(std::string pad = std::string()) - : pad_(pad), cur_ident_lvl_(0), ignore_ident_(false) {} - - // Clears the current "written" code. - void Clear() { - stream_.str(""); - stream_.clear(); - } - - // Associates a key with a value. All subsequent calls to operator+=, where - // the specified key is contained in {{ and }} delimiters will be replaced by - // the given value. - void SetValue(const std::string &key, const std::string &value) { - value_map_[key] = value; - } - - std::string GetValue(const std::string &key) const { - const auto it = value_map_.find(key); - return it == value_map_.end() ? "" : it->second; - } - - // Appends the given text to the generated code as well as a newline - // character. Any text within {{ and }} delimiters is replaced by values - // previously stored in the CodeWriter by calling SetValue above. The newline - // will be suppressed if the text ends with the \\ character. - void operator+=(std::string text); - - // Returns the current contents of the CodeWriter as a std::string. - std::string ToString() const { return stream_.str(); } - - // Increase ident level for writing code - void IncrementIdentLevel() { cur_ident_lvl_++; } - // Decrease ident level for writing code - void DecrementIdentLevel() { - if (cur_ident_lvl_) cur_ident_lvl_--; - } - - void SetPadding(const std::string &padding) { pad_ = padding; } - - private: - std::map value_map_; - std::stringstream stream_; - std::string pad_; - int cur_ident_lvl_; - bool ignore_ident_; - - // Add ident padding (tab or space) based on ident level - void AppendIdent(std::stringstream &stream); -}; - -class BaseGenerator { - public: - virtual bool generate() = 0; - - static std::string NamespaceDir(const Parser &parser, const std::string &path, - const Namespace &ns, - const bool dasherize = false); - - std::string GeneratedFileName(const std::string &path, - const std::string &file_name, - const IDLOptions &options) const; - - protected: - BaseGenerator(const Parser &parser, const std::string &path, - const std::string &file_name, std::string qualifying_start, - std::string qualifying_separator, std::string default_extension) - : parser_(parser), - path_(path), - file_name_(file_name), - qualifying_start_(qualifying_start), - qualifying_separator_(qualifying_separator), - default_extension_(default_extension) {} - virtual ~BaseGenerator() {} - - // No copy/assign. - BaseGenerator &operator=(const BaseGenerator &); - BaseGenerator(const BaseGenerator &); - - std::string NamespaceDir(const Namespace &ns, - const bool dasherize = false) const; - - static const char *FlatBuffersGeneratedWarning(); - - static std::string FullNamespace(const char *separator, const Namespace &ns); - - static std::string LastNamespacePart(const Namespace &ns); - - // tracks the current namespace for early exit in WrapInNameSpace - // c++, java and csharp returns a different namespace from - // the following default (no early exit, always fully qualify), - // which works for js and php - virtual const Namespace *CurrentNameSpace() const { return nullptr; } - - // Ensure that a type is prefixed with its namespace even within - // its own namespace to avoid conflict between generated method - // names and similarly named classes or structs - std::string WrapInNameSpace(const Namespace *ns, - const std::string &name) const; - - std::string WrapInNameSpace(const Definition &def, - const std::string &suffix = "") const; - - std::string GetNameSpace(const Definition &def) const; - - const Parser &parser_; - const std::string &path_; - const std::string &file_name_; - const std::string qualifying_start_; - const std::string qualifying_separator_; - const std::string default_extension_; -}; - -struct CommentConfig { - const char *first_line; - const char *content_line_prefix; - const char *last_line; -}; - -extern void GenComment(const std::vector &dc, - std::string *code_ptr, const CommentConfig *config, - const char *prefix = ""); - -class FloatConstantGenerator { - public: - virtual ~FloatConstantGenerator() {} - std::string GenFloatConstant(const FieldDef &field) const; - - private: - virtual std::string Value(double v, const std::string &src) const = 0; - virtual std::string Inf(double v) const = 0; - virtual std::string NaN(double v) const = 0; - - virtual std::string Value(float v, const std::string &src) const = 0; - virtual std::string Inf(float v) const = 0; - virtual std::string NaN(float v) const = 0; - - template - std::string GenFloatConstantImpl(const FieldDef &field) const; -}; - -class SimpleFloatConstantGenerator : public FloatConstantGenerator { - public: - SimpleFloatConstantGenerator(const char *nan_number, - const char *pos_inf_number, - const char *neg_inf_number); - - private: - std::string Value(double v, - const std::string &src) const FLATBUFFERS_OVERRIDE; - std::string Inf(double v) const FLATBUFFERS_OVERRIDE; - std::string NaN(double v) const FLATBUFFERS_OVERRIDE; - - std::string Value(float v, const std::string &src) const FLATBUFFERS_OVERRIDE; - std::string Inf(float v) const FLATBUFFERS_OVERRIDE; - std::string NaN(float v) const FLATBUFFERS_OVERRIDE; - - const std::string nan_number_; - const std::string pos_inf_number_; - const std::string neg_inf_number_; -}; - -// C++, C#, Java like generator. -class TypedFloatConstantGenerator : public FloatConstantGenerator { - public: - TypedFloatConstantGenerator(const char *double_prefix, - const char *single_prefix, const char *nan_number, - const char *pos_inf_number, - const char *neg_inf_number = ""); - - private: - std::string Value(double v, - const std::string &src) const FLATBUFFERS_OVERRIDE; - std::string Inf(double v) const FLATBUFFERS_OVERRIDE; - - std::string NaN(double v) const FLATBUFFERS_OVERRIDE; - - std::string Value(float v, const std::string &src) const FLATBUFFERS_OVERRIDE; - std::string Inf(float v) const FLATBUFFERS_OVERRIDE; - std::string NaN(float v) const FLATBUFFERS_OVERRIDE; - - std::string MakeNaN(const std::string &prefix) const; - std::string MakeInf(bool neg, const std::string &prefix) const; - - const std::string double_prefix_; - const std::string single_prefix_; - const std::string nan_number_; - const std::string pos_inf_number_; - const std::string neg_inf_number_; -}; - -} // namespace flatbuffers - -#endif // FLATBUFFERS_CODE_GENERATORS_H_ diff --git a/vendor/flatbuffers/default_allocator.h b/vendor/flatbuffers/default_allocator.h deleted file mode 100644 index 8b173af11bc1..000000000000 --- a/vendor/flatbuffers/default_allocator.h +++ /dev/null @@ -1,64 +0,0 @@ -/* - * Copyright 2021 Google Inc. All rights reserved. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#ifndef FLATBUFFERS_DEFAULT_ALLOCATOR_H_ -#define FLATBUFFERS_DEFAULT_ALLOCATOR_H_ - -#include "flatbuffers/allocator.h" -#include "flatbuffers/base.h" - -namespace flatbuffers { - -// DefaultAllocator uses new/delete to allocate memory regions -class DefaultAllocator : public Allocator { - public: - uint8_t *allocate(size_t size) FLATBUFFERS_OVERRIDE { - return new uint8_t[size]; - } - - void deallocate(uint8_t *p, size_t) FLATBUFFERS_OVERRIDE { delete[] p; } - - static void dealloc(void *p, size_t) { delete[] static_cast(p); } -}; - -// These functions allow for a null allocator to mean use the default allocator, -// as used by DetachedBuffer and vector_downward below. -// This is to avoid having a statically or dynamically allocated default -// allocator, or having to move it between the classes that may own it. -inline uint8_t *Allocate(Allocator *allocator, size_t size) { - return allocator ? allocator->allocate(size) - : DefaultAllocator().allocate(size); -} - -inline void Deallocate(Allocator *allocator, uint8_t *p, size_t size) { - if (allocator) - allocator->deallocate(p, size); - else - DefaultAllocator().deallocate(p, size); -} - -inline uint8_t *ReallocateDownward(Allocator *allocator, uint8_t *old_p, - size_t old_size, size_t new_size, - size_t in_use_back, size_t in_use_front) { - return allocator ? allocator->reallocate_downward(old_p, old_size, new_size, - in_use_back, in_use_front) - : DefaultAllocator().reallocate_downward( - old_p, old_size, new_size, in_use_back, in_use_front); -} - -} // namespace flatbuffers - -#endif // FLATBUFFERS_DEFAULT_ALLOCATOR_H_ \ No newline at end of file diff --git a/vendor/flatbuffers/detached_buffer.h b/vendor/flatbuffers/detached_buffer.h deleted file mode 100644 index 760a0884535a..000000000000 --- a/vendor/flatbuffers/detached_buffer.h +++ /dev/null @@ -1,114 +0,0 @@ -/* - * Copyright 2021 Google Inc. All rights reserved. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#ifndef FLATBUFFERS_DETACHED_BUFFER_H_ -#define FLATBUFFERS_DETACHED_BUFFER_H_ - -#include "flatbuffers/allocator.h" -#include "flatbuffers/base.h" -#include "flatbuffers/default_allocator.h" - -namespace flatbuffers { - -// DetachedBuffer is a finished flatbuffer memory region, detached from its -// builder. The original memory region and allocator are also stored so that -// the DetachedBuffer can manage the memory lifetime. -class DetachedBuffer { - public: - DetachedBuffer() - : allocator_(nullptr), - own_allocator_(false), - buf_(nullptr), - reserved_(0), - cur_(nullptr), - size_(0) {} - - DetachedBuffer(Allocator *allocator, bool own_allocator, uint8_t *buf, - size_t reserved, uint8_t *cur, size_t sz) - : allocator_(allocator), - own_allocator_(own_allocator), - buf_(buf), - reserved_(reserved), - cur_(cur), - size_(sz) {} - - DetachedBuffer(DetachedBuffer &&other) - : allocator_(other.allocator_), - own_allocator_(other.own_allocator_), - buf_(other.buf_), - reserved_(other.reserved_), - cur_(other.cur_), - size_(other.size_) { - other.reset(); - } - - DetachedBuffer &operator=(DetachedBuffer &&other) { - if (this == &other) return *this; - - destroy(); - - allocator_ = other.allocator_; - own_allocator_ = other.own_allocator_; - buf_ = other.buf_; - reserved_ = other.reserved_; - cur_ = other.cur_; - size_ = other.size_; - - other.reset(); - - return *this; - } - - ~DetachedBuffer() { destroy(); } - - const uint8_t *data() const { return cur_; } - - uint8_t *data() { return cur_; } - - size_t size() const { return size_; } - - // These may change access mode, leave these at end of public section - FLATBUFFERS_DELETE_FUNC(DetachedBuffer(const DetachedBuffer &other)); - FLATBUFFERS_DELETE_FUNC( - DetachedBuffer &operator=(const DetachedBuffer &other)); - - protected: - Allocator *allocator_; - bool own_allocator_; - uint8_t *buf_; - size_t reserved_; - uint8_t *cur_; - size_t size_; - - inline void destroy() { - if (buf_) Deallocate(allocator_, buf_, reserved_); - if (own_allocator_ && allocator_) { delete allocator_; } - reset(); - } - - inline void reset() { - allocator_ = nullptr; - own_allocator_ = false; - buf_ = nullptr; - reserved_ = 0; - cur_ = nullptr; - size_ = 0; - } -}; - -} // namespace flatbuffers - -#endif // FLATBUFFERS_DETACHED_BUFFER_H_ diff --git a/vendor/flatbuffers/flatbuffer_builder.h b/vendor/flatbuffers/flatbuffer_builder.h deleted file mode 100644 index f9432338f07a..000000000000 --- a/vendor/flatbuffers/flatbuffer_builder.h +++ /dev/null @@ -1,1214 +0,0 @@ -/* - * Copyright 2021 Google Inc. All rights reserved. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#ifndef FLATBUFFERS_FLATBUFFER_BUILDER_H_ -#define FLATBUFFERS_FLATBUFFER_BUILDER_H_ - -#include -#include - -#include "flatbuffers/allocator.h" -#include "flatbuffers/array.h" -#include "flatbuffers/base.h" -#include "flatbuffers/buffer_ref.h" -#include "flatbuffers/default_allocator.h" -#include "flatbuffers/detached_buffer.h" -#include "flatbuffers/stl_emulation.h" -#include "flatbuffers/string.h" -#include "flatbuffers/struct.h" -#include "flatbuffers/table.h" -#include "flatbuffers/vector.h" -#include "flatbuffers/vector_downward.h" -#include "flatbuffers/verifier.h" - -namespace flatbuffers { - -// Converts a Field ID to a virtual table offset. -inline voffset_t FieldIndexToOffset(voffset_t field_id) { - // Should correspond to what EndTable() below builds up. - const int fixed_fields = 2; // Vtable size and Object Size. - return static_cast((field_id + fixed_fields) * sizeof(voffset_t)); -} - -template> -const T *data(const std::vector &v) { - // Eventually the returned pointer gets passed down to memcpy, so - // we need it to be non-null to avoid undefined behavior. - static uint8_t t; - return v.empty() ? reinterpret_cast(&t) : &v.front(); -} -template> -T *data(std::vector &v) { - // Eventually the returned pointer gets passed down to memcpy, so - // we need it to be non-null to avoid undefined behavior. - static uint8_t t; - return v.empty() ? reinterpret_cast(&t) : &v.front(); -} - -/// @addtogroup flatbuffers_cpp_api -/// @{ -/// @class FlatBufferBuilder -/// @brief Helper class to hold data needed in creation of a FlatBuffer. -/// To serialize data, you typically call one of the `Create*()` functions in -/// the generated code, which in turn call a sequence of `StartTable`/ -/// `PushElement`/`AddElement`/`EndTable`, or the builtin `CreateString`/ -/// `CreateVector` functions. Do this is depth-first order to build up a tree to -/// the root. `Finish()` wraps up the buffer ready for transport. -class FlatBufferBuilder { - public: - /// @brief Default constructor for FlatBufferBuilder. - /// @param[in] initial_size The initial size of the buffer, in bytes. Defaults - /// to `1024`. - /// @param[in] allocator An `Allocator` to use. If null will use - /// `DefaultAllocator`. - /// @param[in] own_allocator Whether the builder/vector should own the - /// allocator. Defaults to / `false`. - /// @param[in] buffer_minalign Force the buffer to be aligned to the given - /// minimum alignment upon reallocation. Only needed if you intend to store - /// types with custom alignment AND you wish to read the buffer in-place - /// directly after creation. - explicit FlatBufferBuilder( - size_t initial_size = 1024, Allocator *allocator = nullptr, - bool own_allocator = false, - size_t buffer_minalign = AlignOf()) - : buf_(initial_size, allocator, own_allocator, buffer_minalign), - num_field_loc(0), - max_voffset_(0), - nested(false), - finished(false), - minalign_(1), - force_defaults_(false), - dedup_vtables_(true), - string_pool(nullptr) { - EndianCheck(); - } - - /// @brief Move constructor for FlatBufferBuilder. - FlatBufferBuilder(FlatBufferBuilder &&other) - : buf_(1024, nullptr, false, AlignOf()), - num_field_loc(0), - max_voffset_(0), - nested(false), - finished(false), - minalign_(1), - force_defaults_(false), - dedup_vtables_(true), - string_pool(nullptr) { - EndianCheck(); - // Default construct and swap idiom. - // Lack of delegating constructors in vs2010 makes it more verbose than - // needed. - Swap(other); - } - - /// @brief Move assignment operator for FlatBufferBuilder. - FlatBufferBuilder &operator=(FlatBufferBuilder &&other) { - // Move construct a temporary and swap idiom - FlatBufferBuilder temp(std::move(other)); - Swap(temp); - return *this; - } - - void Swap(FlatBufferBuilder &other) { - using std::swap; - buf_.swap(other.buf_); - swap(num_field_loc, other.num_field_loc); - swap(max_voffset_, other.max_voffset_); - swap(nested, other.nested); - swap(finished, other.finished); - swap(minalign_, other.minalign_); - swap(force_defaults_, other.force_defaults_); - swap(dedup_vtables_, other.dedup_vtables_); - swap(string_pool, other.string_pool); - } - - ~FlatBufferBuilder() { - if (string_pool) delete string_pool; - } - - void Reset() { - Clear(); // clear builder state - buf_.reset(); // deallocate buffer - } - - /// @brief Reset all the state in this FlatBufferBuilder so it can be reused - /// to construct another buffer. - void Clear() { - ClearOffsets(); - buf_.clear(); - nested = false; - finished = false; - minalign_ = 1; - if (string_pool) string_pool->clear(); - } - - /// @brief The current size of the serialized buffer, counting from the end. - /// @return Returns an `uoffset_t` with the current size of the buffer. - uoffset_t GetSize() const { return buf_.size(); } - - /// @brief Get the serialized buffer (after you call `Finish()`). - /// @return Returns an `uint8_t` pointer to the FlatBuffer data inside the - /// buffer. - uint8_t *GetBufferPointer() const { - Finished(); - return buf_.data(); - } - - /// @brief Get the serialized buffer (after you call `Finish()`) as a span. - /// @return Returns a constructed flatbuffers::span that is a view over the - /// FlatBuffer data inside the buffer. - flatbuffers::span GetBufferSpan() const { - Finished(); - return flatbuffers::span(buf_.data(), buf_.size()); - } - - /// @brief Get a pointer to an unfinished buffer. - /// @return Returns a `uint8_t` pointer to the unfinished buffer. - uint8_t *GetCurrentBufferPointer() const { return buf_.data(); } - - /// @brief Get the released pointer to the serialized buffer. - /// @warning Do NOT attempt to use this FlatBufferBuilder afterwards! - /// @return A `FlatBuffer` that owns the buffer and its allocator and - /// behaves similar to a `unique_ptr` with a deleter. - FLATBUFFERS_ATTRIBUTE([[deprecated("use Release() instead")]]) - DetachedBuffer ReleaseBufferPointer() { - Finished(); - return buf_.release(); - } - - /// @brief Get the released DetachedBuffer. - /// @return A `DetachedBuffer` that owns the buffer and its allocator. - DetachedBuffer Release() { - Finished(); - return buf_.release(); - } - - /// @brief Get the released pointer to the serialized buffer. - /// @param size The size of the memory block containing - /// the serialized `FlatBuffer`. - /// @param offset The offset from the released pointer where the finished - /// `FlatBuffer` starts. - /// @return A raw pointer to the start of the memory block containing - /// the serialized `FlatBuffer`. - /// @remark If the allocator is owned, it gets deleted when the destructor is - /// called.. - uint8_t *ReleaseRaw(size_t &size, size_t &offset) { - Finished(); - return buf_.release_raw(size, offset); - } - - /// @brief get the minimum alignment this buffer needs to be accessed - /// properly. This is only known once all elements have been written (after - /// you call Finish()). You can use this information if you need to embed - /// a FlatBuffer in some other buffer, such that you can later read it - /// without first having to copy it into its own buffer. - size_t GetBufferMinAlignment() const { - Finished(); - return minalign_; - } - - /// @cond FLATBUFFERS_INTERNAL - void Finished() const { - // If you get this assert, you're attempting to get access a buffer - // which hasn't been finished yet. Be sure to call - // FlatBufferBuilder::Finish with your root table. - // If you really need to access an unfinished buffer, call - // GetCurrentBufferPointer instead. - FLATBUFFERS_ASSERT(finished); - } - /// @endcond - - /// @brief In order to save space, fields that are set to their default value - /// don't get serialized into the buffer. - /// @param[in] fd When set to `true`, always serializes default values that - /// are set. Optional fields which are not set explicitly, will still not be - /// serialized. - void ForceDefaults(bool fd) { force_defaults_ = fd; } - - /// @brief By default vtables are deduped in order to save space. - /// @param[in] dedup When set to `true`, dedup vtables. - void DedupVtables(bool dedup) { dedup_vtables_ = dedup; } - - /// @cond FLATBUFFERS_INTERNAL - void Pad(size_t num_bytes) { buf_.fill(num_bytes); } - - void TrackMinAlign(size_t elem_size) { - if (elem_size > minalign_) minalign_ = elem_size; - } - - void Align(size_t elem_size) { - TrackMinAlign(elem_size); - buf_.fill(PaddingBytes(buf_.size(), elem_size)); - } - - void PushFlatBuffer(const uint8_t *bytes, size_t size) { - PushBytes(bytes, size); - finished = true; - } - - void PushBytes(const uint8_t *bytes, size_t size) { buf_.push(bytes, size); } - - void PopBytes(size_t amount) { buf_.pop(amount); } - - template void AssertScalarT() { - // The code assumes power of 2 sizes and endian-swap-ability. - static_assert(flatbuffers::is_scalar::value, "T must be a scalar type"); - } - - // Write a single aligned scalar to the buffer - template uoffset_t PushElement(T element) { - AssertScalarT(); - Align(sizeof(T)); - buf_.push_small(EndianScalar(element)); - return GetSize(); - } - - template uoffset_t PushElement(Offset off) { - // Special case for offsets: see ReferTo below. - return PushElement(ReferTo(off.o)); - } - - // When writing fields, we track where they are, so we can create correct - // vtables later. - void TrackField(voffset_t field, uoffset_t off) { - FieldLoc fl = { off, field }; - buf_.scratch_push_small(fl); - num_field_loc++; - if (field > max_voffset_) { max_voffset_ = field; } - } - - // Like PushElement, but additionally tracks the field this represents. - template void AddElement(voffset_t field, T e, T def) { - // We don't serialize values equal to the default. - if (IsTheSameAs(e, def) && !force_defaults_) return; - TrackField(field, PushElement(e)); - } - - template void AddElement(voffset_t field, T e) { - TrackField(field, PushElement(e)); - } - - template void AddOffset(voffset_t field, Offset off) { - if (off.IsNull()) return; // Don't store. - AddElement(field, ReferTo(off.o), static_cast(0)); - } - - template void AddStruct(voffset_t field, const T *structptr) { - if (!structptr) return; // Default, don't store. - Align(AlignOf()); - buf_.push_small(*structptr); - TrackField(field, GetSize()); - } - - void AddStructOffset(voffset_t field, uoffset_t off) { - TrackField(field, off); - } - - // Offsets initially are relative to the end of the buffer (downwards). - // This function converts them to be relative to the current location - // in the buffer (when stored here), pointing upwards. - uoffset_t ReferTo(uoffset_t off) { - // Align to ensure GetSize() below is correct. - Align(sizeof(uoffset_t)); - // Offset must refer to something already in buffer. - const uoffset_t size = GetSize(); - FLATBUFFERS_ASSERT(off && off <= size); - return size - off + static_cast(sizeof(uoffset_t)); - } - - void NotNested() { - // If you hit this, you're trying to construct a Table/Vector/String - // during the construction of its parent table (between the MyTableBuilder - // and table.Finish(). - // Move the creation of these sub-objects to above the MyTableBuilder to - // not get this assert. - // Ignoring this assert may appear to work in simple cases, but the reason - // it is here is that storing objects in-line may cause vtable offsets - // to not fit anymore. It also leads to vtable duplication. - FLATBUFFERS_ASSERT(!nested); - // If you hit this, fields were added outside the scope of a table. - FLATBUFFERS_ASSERT(!num_field_loc); - } - - // From generated code (or from the parser), we call StartTable/EndTable - // with a sequence of AddElement calls in between. - uoffset_t StartTable() { - NotNested(); - nested = true; - return GetSize(); - } - - // This finishes one serialized object by generating the vtable if it's a - // table, comparing it against existing vtables, and writing the - // resulting vtable offset. - uoffset_t EndTable(uoffset_t start) { - // If you get this assert, a corresponding StartTable wasn't called. - FLATBUFFERS_ASSERT(nested); - // Write the vtable offset, which is the start of any Table. - // We fill its value later. - auto vtableoffsetloc = PushElement(0); - // Write a vtable, which consists entirely of voffset_t elements. - // It starts with the number of offsets, followed by a type id, followed - // by the offsets themselves. In reverse: - // Include space for the last offset and ensure empty tables have a - // minimum size. - max_voffset_ = - (std::max)(static_cast(max_voffset_ + sizeof(voffset_t)), - FieldIndexToOffset(0)); - buf_.fill_big(max_voffset_); - auto table_object_size = vtableoffsetloc - start; - // Vtable use 16bit offsets. - FLATBUFFERS_ASSERT(table_object_size < 0x10000); - WriteScalar(buf_.data() + sizeof(voffset_t), - static_cast(table_object_size)); - WriteScalar(buf_.data(), max_voffset_); - // Write the offsets into the table - for (auto it = buf_.scratch_end() - num_field_loc * sizeof(FieldLoc); - it < buf_.scratch_end(); it += sizeof(FieldLoc)) { - auto field_location = reinterpret_cast(it); - auto pos = static_cast(vtableoffsetloc - field_location->off); - // If this asserts, it means you've set a field twice. - FLATBUFFERS_ASSERT( - !ReadScalar(buf_.data() + field_location->id)); - WriteScalar(buf_.data() + field_location->id, pos); - } - ClearOffsets(); - auto vt1 = reinterpret_cast(buf_.data()); - auto vt1_size = ReadScalar(vt1); - auto vt_use = GetSize(); - // See if we already have generated a vtable with this exact same - // layout before. If so, make it point to the old one, remove this one. - if (dedup_vtables_) { - for (auto it = buf_.scratch_data(); it < buf_.scratch_end(); - it += sizeof(uoffset_t)) { - auto vt_offset_ptr = reinterpret_cast(it); - auto vt2 = reinterpret_cast(buf_.data_at(*vt_offset_ptr)); - auto vt2_size = ReadScalar(vt2); - if (vt1_size != vt2_size || 0 != memcmp(vt2, vt1, vt1_size)) continue; - vt_use = *vt_offset_ptr; - buf_.pop(GetSize() - vtableoffsetloc); - break; - } - } - // If this is a new vtable, remember it. - if (vt_use == GetSize()) { buf_.scratch_push_small(vt_use); } - // Fill the vtable offset we created above. - // The offset points from the beginning of the object to where the - // vtable is stored. - // Offsets default direction is downward in memory for future format - // flexibility (storing all vtables at the start of the file). - WriteScalar(buf_.data_at(vtableoffsetloc), - static_cast(vt_use) - - static_cast(vtableoffsetloc)); - - nested = false; - return vtableoffsetloc; - } - - FLATBUFFERS_ATTRIBUTE([[deprecated("call the version above instead")]]) - uoffset_t EndTable(uoffset_t start, voffset_t /*numfields*/) { - return EndTable(start); - } - - // This checks a required field has been set in a given table that has - // just been constructed. - template void Required(Offset table, voffset_t field); - - uoffset_t StartStruct(size_t alignment) { - Align(alignment); - return GetSize(); - } - - uoffset_t EndStruct() { return GetSize(); } - - void ClearOffsets() { - buf_.scratch_pop(num_field_loc * sizeof(FieldLoc)); - num_field_loc = 0; - max_voffset_ = 0; - } - - // Aligns such that when "len" bytes are written, an object can be written - // after it with "alignment" without padding. - void PreAlign(size_t len, size_t alignment) { - if (len == 0) return; - TrackMinAlign(alignment); - buf_.fill(PaddingBytes(GetSize() + len, alignment)); - } - template void PreAlign(size_t len) { - AssertScalarT(); - PreAlign(len, sizeof(T)); - } - /// @endcond - - /// @brief Store a string in the buffer, which can contain any binary data. - /// @param[in] str A const char pointer to the data to be stored as a string. - /// @param[in] len The number of bytes that should be stored from `str`. - /// @return Returns the offset in the buffer where the string starts. - Offset CreateString(const char *str, size_t len) { - NotNested(); - PreAlign(len + 1); // Always 0-terminated. - buf_.fill(1); - PushBytes(reinterpret_cast(str), len); - PushElement(static_cast(len)); - return Offset(GetSize()); - } - - /// @brief Store a string in the buffer, which is null-terminated. - /// @param[in] str A const char pointer to a C-string to add to the buffer. - /// @return Returns the offset in the buffer where the string starts. - Offset CreateString(const char *str) { - return CreateString(str, strlen(str)); - } - - /// @brief Store a string in the buffer, which is null-terminated. - /// @param[in] str A char pointer to a C-string to add to the buffer. - /// @return Returns the offset in the buffer where the string starts. - Offset CreateString(char *str) { - return CreateString(str, strlen(str)); - } - - /// @brief Store a string in the buffer, which can contain any binary data. - /// @param[in] str A const reference to a std::string to store in the buffer. - /// @return Returns the offset in the buffer where the string starts. - Offset CreateString(const std::string &str) { - return CreateString(str.c_str(), str.length()); - } - - // clang-format off - #ifdef FLATBUFFERS_HAS_STRING_VIEW - /// @brief Store a string in the buffer, which can contain any binary data. - /// @param[in] str A const string_view to copy in to the buffer. - /// @return Returns the offset in the buffer where the string starts. - Offset CreateString(flatbuffers::string_view str) { - return CreateString(str.data(), str.size()); - } - #endif // FLATBUFFERS_HAS_STRING_VIEW - // clang-format on - - /// @brief Store a string in the buffer, which can contain any binary data. - /// @param[in] str A const pointer to a `String` struct to add to the buffer. - /// @return Returns the offset in the buffer where the string starts - Offset CreateString(const String *str) { - return str ? CreateString(str->c_str(), str->size()) : 0; - } - - /// @brief Store a string in the buffer, which can contain any binary data. - /// @param[in] str A const reference to a std::string like type with support - /// of T::c_str() and T::length() to store in the buffer. - /// @return Returns the offset in the buffer where the string starts. - template Offset CreateString(const T &str) { - return CreateString(str.c_str(), str.length()); - } - - /// @brief Store a string in the buffer, which can contain any binary data. - /// If a string with this exact contents has already been serialized before, - /// instead simply returns the offset of the existing string. This uses a map - /// stored on the heap, but only stores the numerical offsets. - /// @param[in] str A const char pointer to the data to be stored as a string. - /// @param[in] len The number of bytes that should be stored from `str`. - /// @return Returns the offset in the buffer where the string starts. - Offset CreateSharedString(const char *str, size_t len) { - FLATBUFFERS_ASSERT(FLATBUFFERS_GENERAL_HEAP_ALLOC_OK); - if (!string_pool) - string_pool = new StringOffsetMap(StringOffsetCompare(buf_)); - auto size_before_string = buf_.size(); - // Must first serialize the string, since the set is all offsets into - // buffer. - auto off = CreateString(str, len); - auto it = string_pool->find(off); - // If it exists we reuse existing serialized data! - if (it != string_pool->end()) { - // We can remove the string we serialized. - buf_.pop(buf_.size() - size_before_string); - return *it; - } - // Record this string for future use. - string_pool->insert(off); - return off; - } - -#ifdef FLATBUFFERS_HAS_STRING_VIEW - /// @brief Store a string in the buffer, which can contain any binary data. - /// If a string with this exact contents has already been serialized before, - /// instead simply returns the offset of the existing string. This uses a map - /// stored on the heap, but only stores the numerical offsets. - /// @param[in] str A const std::string_view to store in the buffer. - /// @return Returns the offset in the buffer where the string starts - Offset CreateSharedString(const flatbuffers::string_view str) { - return CreateSharedString(str.data(), str.size()); - } -#else - /// @brief Store a string in the buffer, which null-terminated. - /// If a string with this exact contents has already been serialized before, - /// instead simply returns the offset of the existing string. This uses a map - /// stored on the heap, but only stores the numerical offsets. - /// @param[in] str A const char pointer to a C-string to add to the buffer. - /// @return Returns the offset in the buffer where the string starts. - Offset CreateSharedString(const char *str) { - return CreateSharedString(str, strlen(str)); - } - - /// @brief Store a string in the buffer, which can contain any binary data. - /// If a string with this exact contents has already been serialized before, - /// instead simply returns the offset of the existing string. This uses a map - /// stored on the heap, but only stores the numerical offsets. - /// @param[in] str A const reference to a std::string to store in the buffer. - /// @return Returns the offset in the buffer where the string starts. - Offset CreateSharedString(const std::string &str) { - return CreateSharedString(str.c_str(), str.length()); - } -#endif - - /// @brief Store a string in the buffer, which can contain any binary data. - /// If a string with this exact contents has already been serialized before, - /// instead simply returns the offset of the existing string. This uses a map - /// stored on the heap, but only stores the numerical offsets. - /// @param[in] str A const pointer to a `String` struct to add to the buffer. - /// @return Returns the offset in the buffer where the string starts - Offset CreateSharedString(const String *str) { - return str ? CreateSharedString(str->c_str(), str->size()) : 0; - } - - /// @cond FLATBUFFERS_INTERNAL - uoffset_t EndVector(size_t len) { - FLATBUFFERS_ASSERT(nested); // Hit if no corresponding StartVector. - nested = false; - return PushElement(static_cast(len)); - } - - void StartVector(size_t len, size_t elemsize) { - NotNested(); - nested = true; - PreAlign(len * elemsize); - PreAlign(len * elemsize, elemsize); // Just in case elemsize > uoffset_t. - } - - // Call this right before StartVector/CreateVector if you want to force the - // alignment to be something different than what the element size would - // normally dictate. - // This is useful when storing a nested_flatbuffer in a vector of bytes, - // or when storing SIMD floats, etc. - void ForceVectorAlignment(size_t len, size_t elemsize, size_t alignment) { - if (len == 0) return; - FLATBUFFERS_ASSERT(VerifyAlignmentRequirements(alignment)); - PreAlign(len * elemsize, alignment); - } - - // Similar to ForceVectorAlignment but for String fields. - void ForceStringAlignment(size_t len, size_t alignment) { - if (len == 0) return; - FLATBUFFERS_ASSERT(VerifyAlignmentRequirements(alignment)); - PreAlign((len + 1) * sizeof(char), alignment); - } - - /// @endcond - - /// @brief Serialize an array into a FlatBuffer `vector`. - /// @tparam T The data type of the array elements. - /// @param[in] v A pointer to the array of type `T` to serialize into the - /// buffer as a `vector`. - /// @param[in] len The number of elements to serialize. - /// @return Returns a typed `Offset` into the serialized data indicating - /// where the vector is stored. - template Offset> CreateVector(const T *v, size_t len) { - // If this assert hits, you're specifying a template argument that is - // causing the wrong overload to be selected, remove it. - AssertScalarT(); - StartVector(len, sizeof(T)); - if (len == 0) { return Offset>(EndVector(len)); } - // clang-format off - #if FLATBUFFERS_LITTLEENDIAN - PushBytes(reinterpret_cast(v), len * sizeof(T)); - #else - if (sizeof(T) == 1) { - PushBytes(reinterpret_cast(v), len); - } else { - for (auto i = len; i > 0; ) { - PushElement(v[--i]); - } - } - #endif - // clang-format on - return Offset>(EndVector(len)); - } - - /// @brief Serialize an array like object into a FlatBuffer `vector`. - /// @tparam T The data type of the array elements. - /// @tparam C The type of the array. - /// @param[in] array A reference to an array like object of type `T` to - /// serialize into the buffer as a `vector`. - /// @return Returns a typed `Offset` into the serialized data indicating - /// where the vector is stored. - template Offset> CreateVector(const C &array) { - return CreateVector(array.data(), array.size()); - } - - /// @brief Serialize an initializer list into a FlatBuffer `vector`. - /// @tparam T The data type of the initializer list elements. - /// @param[in] v The value of the initializer list. - /// @return Returns a typed `Offset` into the serialized data indicating - /// where the vector is stored. - template - Offset> CreateVector(std::initializer_list v) { - return CreateVector(v.begin(), v.size()); - } - - template - Offset>> CreateVector(const Offset *v, size_t len) { - StartVector(len, sizeof(Offset)); - for (auto i = len; i > 0;) { PushElement(v[--i]); } - return Offset>>(EndVector(len)); - } - - /// @brief Serialize a `std::vector` into a FlatBuffer `vector`. - /// @tparam T The data type of the `std::vector` elements. - /// @param v A const reference to the `std::vector` to serialize into the - /// buffer as a `vector`. - /// @return Returns a typed `Offset` into the serialized data indicating - /// where the vector is stored. - template> - Offset> CreateVector(const std::vector &v) { - return CreateVector(data(v), v.size()); - } - - // vector may be implemented using a bit-set, so we can't access it as - // an array. Instead, read elements manually. - // Background: https://isocpp.org/blog/2012/11/on-vectorbool - Offset> CreateVector(const std::vector &v) { - StartVector(v.size(), sizeof(uint8_t)); - for (auto i = v.size(); i > 0;) { - PushElement(static_cast(v[--i])); - } - return Offset>(EndVector(v.size())); - } - - /// @brief Serialize values returned by a function into a FlatBuffer `vector`. - /// This is a convenience function that takes care of iteration for you. - /// @tparam T The data type of the `std::vector` elements. - /// @param f A function that takes the current iteration 0..vector_size-1 and - /// returns any type that you can construct a FlatBuffers vector out of. - /// @return Returns a typed `Offset` into the serialized data indicating - /// where the vector is stored. - template - Offset> CreateVector(size_t vector_size, - const std::function &f) { - FLATBUFFERS_ASSERT(FLATBUFFERS_GENERAL_HEAP_ALLOC_OK); - std::vector elems(vector_size); - for (size_t i = 0; i < vector_size; i++) elems[i] = f(i); - return CreateVector(elems); - } - - /// @brief Serialize values returned by a function into a FlatBuffer `vector`. - /// This is a convenience function that takes care of iteration for you. This - /// uses a vector stored on the heap to store the intermediate results of the - /// iteration. - /// @tparam T The data type of the `std::vector` elements. - /// @param f A function that takes the current iteration 0..vector_size-1, - /// and the state parameter returning any type that you can construct a - /// FlatBuffers vector out of. - /// @param state State passed to f. - /// @return Returns a typed `Offset` into the serialized data indicating - /// where the vector is stored. - template - Offset> CreateVector(size_t vector_size, F f, S *state) { - FLATBUFFERS_ASSERT(FLATBUFFERS_GENERAL_HEAP_ALLOC_OK); - std::vector elems(vector_size); - for (size_t i = 0; i < vector_size; i++) elems[i] = f(i, state); - return CreateVector(elems); - } - - /// @brief Serialize a `std::vector` into a FlatBuffer `vector`. - /// whereas StringType is any type that is accepted by the CreateString() - /// overloads. - /// This is a convenience function for a common case. - /// @param v A const reference to the `std::vector` to serialize into the - /// buffer as a `vector`. - /// @return Returns a typed `Offset` into the serialized data indicating - /// where the vector is stored. - template> - Offset>> CreateVectorOfStrings( - const std::vector &v) { - return CreateVectorOfStrings(v.cbegin(), v.cend()); - } - - /// @brief Serialize a collection of Strings into a FlatBuffer `vector`. - /// This is a convenience function for a common case. - /// @param begin The beginning iterator of the collection - /// @param end The ending iterator of the collection - /// @return Returns a typed `Offset` into the serialized data indicating - /// where the vector is stored. - template - Offset>> CreateVectorOfStrings(It begin, It end) { - auto size = std::distance(begin, end); - auto scratch_buffer_usage = size * sizeof(Offset); - // If there is not enough space to store the offsets, there definitely won't - // be enough space to store all the strings. So ensuring space for the - // scratch region is OK, for if it fails, it would have failed later. - buf_.ensure_space(scratch_buffer_usage); - for (auto it = begin; it != end; ++it) { - buf_.scratch_push_small(CreateString(*it)); - } - StartVector(size, sizeof(Offset)); - for (auto i = 1; i <= size; i++) { - // Note we re-evaluate the buf location each iteration to account for any - // underlying buffer resizing that may occur. - PushElement(*reinterpret_cast *>( - buf_.scratch_end() - i * sizeof(Offset))); - } - buf_.scratch_pop(scratch_buffer_usage); - return Offset>>(EndVector(size)); - } - - /// @brief Serialize an array of structs into a FlatBuffer `vector`. - /// @tparam T The data type of the struct array elements. - /// @param[in] v A pointer to the array of type `T` to serialize into the - /// buffer as a `vector`. - /// @param[in] len The number of elements to serialize. - /// @return Returns a typed `Offset` into the serialized data indicating - /// where the vector is stored. - template - Offset> CreateVectorOfStructs(const T *v, size_t len) { - StartVector(len * sizeof(T) / AlignOf(), AlignOf()); - if (len > 0) { - PushBytes(reinterpret_cast(v), sizeof(T) * len); - } - return Offset>(EndVector(len)); - } - - /// @brief Serialize an array of native structs into a FlatBuffer `vector`. - /// @tparam T The data type of the struct array elements. - /// @tparam S The data type of the native struct array elements. - /// @param[in] v A pointer to the array of type `S` to serialize into the - /// buffer as a `vector`. - /// @param[in] len The number of elements to serialize. - /// @param[in] pack_func Pointer to a function to convert the native struct - /// to the FlatBuffer struct. - /// @return Returns a typed `Offset` into the serialized data indicating - /// where the vector is stored. - template - Offset> CreateVectorOfNativeStructs( - const S *v, size_t len, T (*const pack_func)(const S &)) { - FLATBUFFERS_ASSERT(pack_func); - auto structs = StartVectorOfStructs(len); - for (size_t i = 0; i < len; i++) { structs[i] = pack_func(v[i]); } - return EndVectorOfStructs(len); - } - - /// @brief Serialize an array of native structs into a FlatBuffer `vector`. - /// @tparam T The data type of the struct array elements. - /// @tparam S The data type of the native struct array elements. - /// @param[in] v A pointer to the array of type `S` to serialize into the - /// buffer as a `vector`. - /// @param[in] len The number of elements to serialize. - /// @return Returns a typed `Offset` into the serialized data indicating - /// where the vector is stored. - template - Offset> CreateVectorOfNativeStructs(const S *v, - size_t len) { - extern T Pack(const S &); - return CreateVectorOfNativeStructs(v, len, Pack); - } - - /// @brief Serialize an array of structs into a FlatBuffer `vector`. - /// @tparam T The data type of the struct array elements. - /// @param[in] filler A function that takes the current iteration - /// 0..vector_size-1 and a pointer to the struct that must be filled. - /// @return Returns a typed `Offset` into the serialized data indicating - /// where the vector is stored. - /// This is mostly useful when flatbuffers are generated with mutation - /// accessors. - template - Offset> CreateVectorOfStructs( - size_t vector_size, const std::function &filler) { - T *structs = StartVectorOfStructs(vector_size); - for (size_t i = 0; i < vector_size; i++) { - filler(i, structs); - structs++; - } - return EndVectorOfStructs(vector_size); - } - - /// @brief Serialize an array of structs into a FlatBuffer `vector`. - /// @tparam T The data type of the struct array elements. - /// @param[in] f A function that takes the current iteration 0..vector_size-1, - /// a pointer to the struct that must be filled and the state argument. - /// @param[in] state Arbitrary state to pass to f. - /// @return Returns a typed `Offset` into the serialized data indicating - /// where the vector is stored. - /// This is mostly useful when flatbuffers are generated with mutation - /// accessors. - template - Offset> CreateVectorOfStructs(size_t vector_size, F f, - S *state) { - T *structs = StartVectorOfStructs(vector_size); - for (size_t i = 0; i < vector_size; i++) { - f(i, structs, state); - structs++; - } - return EndVectorOfStructs(vector_size); - } - - /// @brief Serialize a `std::vector` of structs into a FlatBuffer `vector`. - /// @tparam T The data type of the `std::vector` struct elements. - /// @param[in] v A const reference to the `std::vector` of structs to - /// serialize into the buffer as a `vector`. - /// @return Returns a typed `Offset` into the serialized data indicating - /// where the vector is stored. - template> - Offset> CreateVectorOfStructs( - const std::vector &v) { - return CreateVectorOfStructs(data(v), v.size()); - } - - /// @brief Serialize a `std::vector` of native structs into a FlatBuffer - /// `vector`. - /// @tparam T The data type of the `std::vector` struct elements. - /// @tparam S The data type of the `std::vector` native struct elements. - /// @param[in] v A const reference to the `std::vector` of structs to - /// serialize into the buffer as a `vector`. - /// @param[in] pack_func Pointer to a function to convert the native struct - /// to the FlatBuffer struct. - /// @return Returns a typed `Offset` into the serialized data indicating - /// where the vector is stored. - template> - Offset> CreateVectorOfNativeStructs( - const std::vector &v, T (*const pack_func)(const S &)) { - return CreateVectorOfNativeStructs(data(v), v.size(), pack_func); - } - - /// @brief Serialize a `std::vector` of native structs into a FlatBuffer - /// `vector`. - /// @tparam T The data type of the `std::vector` struct elements. - /// @tparam S The data type of the `std::vector` native struct elements. - /// @param[in] v A const reference to the `std::vector` of structs to - /// serialize into the buffer as a `vector`. - /// @return Returns a typed `Offset` into the serialized data indicating - /// where the vector is stored. - template> - Offset> CreateVectorOfNativeStructs( - const std::vector &v) { - return CreateVectorOfNativeStructs(data(v), v.size()); - } - - /// @cond FLATBUFFERS_INTERNAL - template struct StructKeyComparator { - bool operator()(const T &a, const T &b) const { - return a.KeyCompareLessThan(&b); - } - }; - /// @endcond - - /// @brief Serialize a `std::vector` of structs into a FlatBuffer `vector` - /// in sorted order. - /// @tparam T The data type of the `std::vector` struct elements. - /// @param[in] v A const reference to the `std::vector` of structs to - /// serialize into the buffer as a `vector`. - /// @return Returns a typed `Offset` into the serialized data indicating - /// where the vector is stored. - template> - Offset> CreateVectorOfSortedStructs( - std::vector *v) { - return CreateVectorOfSortedStructs(data(*v), v->size()); - } - - /// @brief Serialize a `std::vector` of native structs into a FlatBuffer - /// `vector` in sorted order. - /// @tparam T The data type of the `std::vector` struct elements. - /// @tparam S The data type of the `std::vector` native struct elements. - /// @param[in] v A const reference to the `std::vector` of structs to - /// serialize into the buffer as a `vector`. - /// @return Returns a typed `Offset` into the serialized data indicating - /// where the vector is stored. - template> - Offset> CreateVectorOfSortedNativeStructs( - std::vector *v) { - return CreateVectorOfSortedNativeStructs(data(*v), v->size()); - } - - /// @brief Serialize an array of structs into a FlatBuffer `vector` in sorted - /// order. - /// @tparam T The data type of the struct array elements. - /// @param[in] v A pointer to the array of type `T` to serialize into the - /// buffer as a `vector`. - /// @param[in] len The number of elements to serialize. - /// @return Returns a typed `Offset` into the serialized data indicating - /// where the vector is stored. - template - Offset> CreateVectorOfSortedStructs(T *v, size_t len) { - std::stable_sort(v, v + len, StructKeyComparator()); - return CreateVectorOfStructs(v, len); - } - - /// @brief Serialize an array of native structs into a FlatBuffer `vector` in - /// sorted order. - /// @tparam T The data type of the struct array elements. - /// @tparam S The data type of the native struct array elements. - /// @param[in] v A pointer to the array of type `S` to serialize into the - /// buffer as a `vector`. - /// @param[in] len The number of elements to serialize. - /// @return Returns a typed `Offset` into the serialized data indicating - /// where the vector is stored. - template - Offset> CreateVectorOfSortedNativeStructs(S *v, - size_t len) { - extern T Pack(const S &); - auto structs = StartVectorOfStructs(len); - for (size_t i = 0; i < len; i++) { structs[i] = Pack(v[i]); } - std::stable_sort(structs, structs + len, StructKeyComparator()); - return EndVectorOfStructs(len); - } - - /// @cond FLATBUFFERS_INTERNAL - template struct TableKeyComparator { - TableKeyComparator(vector_downward &buf) : buf_(buf) {} - TableKeyComparator(const TableKeyComparator &other) : buf_(other.buf_) {} - bool operator()(const Offset &a, const Offset &b) const { - auto table_a = reinterpret_cast(buf_.data_at(a.o)); - auto table_b = reinterpret_cast(buf_.data_at(b.o)); - return table_a->KeyCompareLessThan(table_b); - } - vector_downward &buf_; - - private: - FLATBUFFERS_DELETE_FUNC( - TableKeyComparator &operator=(const TableKeyComparator &other)); - }; - /// @endcond - - /// @brief Serialize an array of `table` offsets as a `vector` in the buffer - /// in sorted order. - /// @tparam T The data type that the offset refers to. - /// @param[in] v An array of type `Offset` that contains the `table` - /// offsets to store in the buffer in sorted order. - /// @param[in] len The number of elements to store in the `vector`. - /// @return Returns a typed `Offset` into the serialized data indicating - /// where the vector is stored. - template - Offset>> CreateVectorOfSortedTables(Offset *v, - size_t len) { - std::stable_sort(v, v + len, TableKeyComparator(buf_)); - return CreateVector(v, len); - } - - /// @brief Serialize an array of `table` offsets as a `vector` in the buffer - /// in sorted order. - /// @tparam T The data type that the offset refers to. - /// @param[in] v An array of type `Offset` that contains the `table` - /// offsets to store in the buffer in sorted order. - /// @return Returns a typed `Offset` into the serialized data indicating - /// where the vector is stored. - template> - Offset>> CreateVectorOfSortedTables( - std::vector, Alloc> *v) { - return CreateVectorOfSortedTables(data(*v), v->size()); - } - - /// @brief Specialized version of `CreateVector` for non-copying use cases. - /// Write the data any time later to the returned buffer pointer `buf`. - /// @param[in] len The number of elements to store in the `vector`. - /// @param[in] elemsize The size of each element in the `vector`. - /// @param[out] buf A pointer to a `uint8_t` pointer that can be - /// written to at a later time to serialize the data into a `vector` - /// in the buffer. - uoffset_t CreateUninitializedVector(size_t len, size_t elemsize, - uint8_t **buf) { - NotNested(); - StartVector(len, elemsize); - buf_.make_space(len * elemsize); - auto vec_start = GetSize(); - auto vec_end = EndVector(len); - *buf = buf_.data_at(vec_start); - return vec_end; - } - - /// @brief Specialized version of `CreateVector` for non-copying use cases. - /// Write the data any time later to the returned buffer pointer `buf`. - /// @tparam T The data type of the data that will be stored in the buffer - /// as a `vector`. - /// @param[in] len The number of elements to store in the `vector`. - /// @param[out] buf A pointer to a pointer of type `T` that can be - /// written to at a later time to serialize the data into a `vector` - /// in the buffer. - template - Offset> CreateUninitializedVector(size_t len, T **buf) { - AssertScalarT(); - return CreateUninitializedVector(len, sizeof(T), - reinterpret_cast(buf)); - } - - template - Offset> CreateUninitializedVectorOfStructs(size_t len, - T **buf) { - return CreateUninitializedVector(len, sizeof(T), - reinterpret_cast(buf)); - } - - // @brief Create a vector of scalar type T given as input a vector of scalar - // type U, useful with e.g. pre "enum class" enums, or any existing scalar - // data of the wrong type. - template - Offset> CreateVectorScalarCast(const U *v, size_t len) { - AssertScalarT(); - AssertScalarT(); - StartVector(len, sizeof(T)); - for (auto i = len; i > 0;) { PushElement(static_cast(v[--i])); } - return Offset>(EndVector(len)); - } - - /// @brief Write a struct by itself, typically to be part of a union. - template Offset CreateStruct(const T &structobj) { - NotNested(); - Align(AlignOf()); - buf_.push_small(structobj); - return Offset(GetSize()); - } - - /// @brief Finish serializing a buffer by writing the root offset. - /// @param[in] file_identifier If a `file_identifier` is given, the buffer - /// will be prefixed with a standard FlatBuffers file header. - template - void Finish(Offset root, const char *file_identifier = nullptr) { - Finish(root.o, file_identifier, false); - } - - /// @brief Finish a buffer with a 32 bit size field pre-fixed (size of the - /// buffer following the size field). These buffers are NOT compatible - /// with standard buffers created by Finish, i.e. you can't call GetRoot - /// on them, you have to use GetSizePrefixedRoot instead. - /// All >32 bit quantities in this buffer will be aligned when the whole - /// size pre-fixed buffer is aligned. - /// These kinds of buffers are useful for creating a stream of FlatBuffers. - template - void FinishSizePrefixed(Offset root, - const char *file_identifier = nullptr) { - Finish(root.o, file_identifier, true); - } - - void SwapBufAllocator(FlatBufferBuilder &other) { - buf_.swap_allocator(other.buf_); - } - - /// @brief The length of a FlatBuffer file header. - static const size_t kFileIdentifierLength = - ::flatbuffers::kFileIdentifierLength; - - protected: - // You shouldn't really be copying instances of this class. - FlatBufferBuilder(const FlatBufferBuilder &); - FlatBufferBuilder &operator=(const FlatBufferBuilder &); - - void Finish(uoffset_t root, const char *file_identifier, bool size_prefix) { - NotNested(); - buf_.clear_scratch(); - // This will cause the whole buffer to be aligned. - PreAlign((size_prefix ? sizeof(uoffset_t) : 0) + sizeof(uoffset_t) + - (file_identifier ? kFileIdentifierLength : 0), - minalign_); - if (file_identifier) { - FLATBUFFERS_ASSERT(strlen(file_identifier) == kFileIdentifierLength); - PushBytes(reinterpret_cast(file_identifier), - kFileIdentifierLength); - } - PushElement(ReferTo(root)); // Location of root. - if (size_prefix) { PushElement(GetSize()); } - finished = true; - } - - struct FieldLoc { - uoffset_t off; - voffset_t id; - }; - - vector_downward buf_; - - // Accumulating offsets of table members while it is being built. - // We store these in the scratch pad of buf_, after the vtable offsets. - uoffset_t num_field_loc; - // Track how much of the vtable is in use, so we can output the most compact - // possible vtable. - voffset_t max_voffset_; - - // Ensure objects are not nested. - bool nested; - - // Ensure the buffer is finished before it is being accessed. - bool finished; - - size_t minalign_; - - bool force_defaults_; // Serialize values equal to their defaults anyway. - - bool dedup_vtables_; - - struct StringOffsetCompare { - StringOffsetCompare(const vector_downward &buf) : buf_(&buf) {} - bool operator()(const Offset &a, const Offset &b) const { - auto stra = reinterpret_cast(buf_->data_at(a.o)); - auto strb = reinterpret_cast(buf_->data_at(b.o)); - return StringLessThan(stra->data(), stra->size(), strb->data(), - strb->size()); - } - const vector_downward *buf_; - }; - - // For use with CreateSharedString. Instantiated on first use only. - typedef std::set, StringOffsetCompare> StringOffsetMap; - StringOffsetMap *string_pool; - - private: - // Allocates space for a vector of structures. - // Must be completed with EndVectorOfStructs(). - template T *StartVectorOfStructs(size_t vector_size) { - StartVector(vector_size * sizeof(T) / AlignOf(), AlignOf()); - return reinterpret_cast(buf_.make_space(vector_size * sizeof(T))); - } - - // End the vector of structures in the flatbuffers. - // Vector should have previously be started with StartVectorOfStructs(). - template - Offset> EndVectorOfStructs(size_t vector_size) { - return Offset>(EndVector(vector_size)); - } -}; -/// @} - -/// Helpers to get a typed pointer to objects that are currently being built. -/// @warning Creating new objects will lead to reallocations and invalidates -/// the pointer! -template -T *GetMutableTemporaryPointer(FlatBufferBuilder &fbb, Offset offset) { - return reinterpret_cast(fbb.GetCurrentBufferPointer() + fbb.GetSize() - - offset.o); -} - -template -const T *GetTemporaryPointer(FlatBufferBuilder &fbb, Offset offset) { - return GetMutableTemporaryPointer(fbb, offset); -} - -template -void FlatBufferBuilder::Required(Offset table, voffset_t field) { - auto table_ptr = reinterpret_cast(buf_.data_at(table.o)); - bool ok = table_ptr->GetOptionalFieldOffset(field) != 0; - // If this fails, the caller will show what field needs to be set. - FLATBUFFERS_ASSERT(ok); - (void)ok; -} - -} // namespace flatbuffers - -#endif // FLATBUFFERS_VECTOR_DOWNWARD_H_ diff --git a/vendor/flatbuffers/flatbuffers.h b/vendor/flatbuffers/flatbuffers.h deleted file mode 100644 index 642178897b26..000000000000 --- a/vendor/flatbuffers/flatbuffers.h +++ /dev/null @@ -1,270 +0,0 @@ -/* - * Copyright 2014 Google Inc. All rights reserved. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#ifndef FLATBUFFERS_H_ -#define FLATBUFFERS_H_ - -// TODO: These includes are for mitigating the pains of users editing their -// source because they relied on flatbuffers.h to include everything for them. -#include "flatbuffers/array.h" -#include "flatbuffers/base.h" -#include "flatbuffers/buffer.h" -#include "flatbuffers/buffer_ref.h" -#include "flatbuffers/detached_buffer.h" -#include "flatbuffers/flatbuffer_builder.h" -#include "flatbuffers/stl_emulation.h" -#include "flatbuffers/string.h" -#include "flatbuffers/struct.h" -#include "flatbuffers/table.h" -#include "flatbuffers/vector.h" -#include "flatbuffers/vector_downward.h" -#include "flatbuffers/verifier.h" - -namespace flatbuffers { - -/// @brief This can compute the start of a FlatBuffer from a root pointer, i.e. -/// it is the opposite transformation of GetRoot(). -/// This may be useful if you want to pass on a root and have the recipient -/// delete the buffer afterwards. -inline const uint8_t *GetBufferStartFromRootPointer(const void *root) { - auto table = reinterpret_cast(root); - auto vtable = table->GetVTable(); - // Either the vtable is before the root or after the root. - auto start = (std::min)(vtable, reinterpret_cast(root)); - // Align to at least sizeof(uoffset_t). - start = reinterpret_cast(reinterpret_cast(start) & - ~(sizeof(uoffset_t) - 1)); - // Additionally, there may be a file_identifier in the buffer, and the root - // offset. The buffer may have been aligned to any size between - // sizeof(uoffset_t) and FLATBUFFERS_MAX_ALIGNMENT (see "force_align"). - // Sadly, the exact alignment is only known when constructing the buffer, - // since it depends on the presence of values with said alignment properties. - // So instead, we simply look at the next uoffset_t values (root, - // file_identifier, and alignment padding) to see which points to the root. - // None of the other values can "impersonate" the root since they will either - // be 0 or four ASCII characters. - static_assert(flatbuffers::kFileIdentifierLength == sizeof(uoffset_t), - "file_identifier is assumed to be the same size as uoffset_t"); - for (auto possible_roots = FLATBUFFERS_MAX_ALIGNMENT / sizeof(uoffset_t) + 1; - possible_roots; possible_roots--) { - start -= sizeof(uoffset_t); - if (ReadScalar(start) + start == - reinterpret_cast(root)) - return start; - } - // We didn't find the root, either the "root" passed isn't really a root, - // or the buffer is corrupt. - // Assert, because calling this function with bad data may cause reads - // outside of buffer boundaries. - FLATBUFFERS_ASSERT(false); - return nullptr; -} - -/// @brief This return the prefixed size of a FlatBuffer. -inline uoffset_t GetPrefixedSize(const uint8_t *buf) { - return ReadScalar(buf); -} - -// Base class for native objects (FlatBuffer data de-serialized into native -// C++ data structures). -// Contains no functionality, purely documentative. -struct NativeTable {}; - -/// @brief Function types to be used with resolving hashes into objects and -/// back again. The resolver gets a pointer to a field inside an object API -/// object that is of the type specified in the schema using the attribute -/// `cpp_type` (it is thus important whatever you write to this address -/// matches that type). The value of this field is initially null, so you -/// may choose to implement a delayed binding lookup using this function -/// if you wish. The resolver does the opposite lookup, for when the object -/// is being serialized again. -typedef uint64_t hash_value_t; -typedef std::function - resolver_function_t; -typedef std::function rehasher_function_t; - -// Helper function to test if a field is present, using any of the field -// enums in the generated code. -// `table` must be a generated table type. Since this is a template parameter, -// this is not typechecked to be a subclass of Table, so beware! -// Note: this function will return false for fields equal to the default -// value, since they're not stored in the buffer (unless force_defaults was -// used). -template -bool IsFieldPresent(const T *table, typename T::FlatBuffersVTableOffset field) { - // Cast, since Table is a private baseclass of any table types. - return reinterpret_cast(table)->CheckField( - static_cast(field)); -} - -// Utility function for reverse lookups on the EnumNames*() functions -// (in the generated C++ code) -// names must be NULL terminated. -inline int LookupEnum(const char **names, const char *name) { - for (const char **p = names; *p; p++) - if (!strcmp(*p, name)) return static_cast(p - names); - return -1; -} - -// These macros allow us to layout a struct with a guarantee that they'll end -// up looking the same on different compilers and platforms. -// It does this by disallowing the compiler to do any padding, and then -// does padding itself by inserting extra padding fields that make every -// element aligned to its own size. -// Additionally, it manually sets the alignment of the struct as a whole, -// which is typically its largest element, or a custom size set in the schema -// by the force_align attribute. -// These are used in the generated code only. - -// clang-format off -#if defined(_MSC_VER) - #define FLATBUFFERS_MANUALLY_ALIGNED_STRUCT(alignment) \ - __pragma(pack(1)) \ - struct __declspec(align(alignment)) - #define FLATBUFFERS_STRUCT_END(name, size) \ - __pragma(pack()) \ - static_assert(sizeof(name) == size, "compiler breaks packing rules") -#elif defined(__GNUC__) || defined(__clang__) || defined(__ICCARM__) - #define FLATBUFFERS_MANUALLY_ALIGNED_STRUCT(alignment) \ - _Pragma("pack(1)") \ - struct __attribute__((aligned(alignment))) - #define FLATBUFFERS_STRUCT_END(name, size) \ - _Pragma("pack()") \ - static_assert(sizeof(name) == size, "compiler breaks packing rules") -#else - #error Unknown compiler, please define structure alignment macros -#endif -// clang-format on - -// Minimal reflection via code generation. -// Besides full-fat reflection (see reflection.h) and parsing/printing by -// loading schemas (see idl.h), we can also have code generation for minimal -// reflection data which allows pretty-printing and other uses without needing -// a schema or a parser. -// Generate code with --reflect-types (types only) or --reflect-names (names -// also) to enable. -// See minireflect.h for utilities using this functionality. - -// These types are organized slightly differently as the ones in idl.h. -enum SequenceType { ST_TABLE, ST_STRUCT, ST_UNION, ST_ENUM }; - -// Scalars have the same order as in idl.h -// clang-format off -#define FLATBUFFERS_GEN_ELEMENTARY_TYPES(ET) \ - ET(ET_UTYPE) \ - ET(ET_BOOL) \ - ET(ET_CHAR) \ - ET(ET_UCHAR) \ - ET(ET_SHORT) \ - ET(ET_USHORT) \ - ET(ET_INT) \ - ET(ET_UINT) \ - ET(ET_LONG) \ - ET(ET_ULONG) \ - ET(ET_FLOAT) \ - ET(ET_DOUBLE) \ - ET(ET_STRING) \ - ET(ET_SEQUENCE) // See SequenceType. - -enum ElementaryType { - #define FLATBUFFERS_ET(E) E, - FLATBUFFERS_GEN_ELEMENTARY_TYPES(FLATBUFFERS_ET) - #undef FLATBUFFERS_ET -}; - -inline const char * const *ElementaryTypeNames() { - static const char * const names[] = { - #define FLATBUFFERS_ET(E) #E, - FLATBUFFERS_GEN_ELEMENTARY_TYPES(FLATBUFFERS_ET) - #undef FLATBUFFERS_ET - }; - return names; -} -// clang-format on - -// Basic type info cost just 16bits per field! -// We're explicitly defining the signedness since the signedness of integer -// bitfields is otherwise implementation-defined and causes warnings on older -// GCC compilers. -struct TypeCode { - // ElementaryType - unsigned short base_type : 4; - // Either vector (in table) or array (in struct) - unsigned short is_repeating : 1; - // Index into type_refs below, or -1 for none. - signed short sequence_ref : 11; -}; - -static_assert(sizeof(TypeCode) == 2, "TypeCode"); - -struct TypeTable; - -// Signature of the static method present in each type. -typedef const TypeTable *(*TypeFunction)(); - -struct TypeTable { - SequenceType st; - size_t num_elems; // of type_codes, values, names (but not type_refs). - const TypeCode *type_codes; // num_elems count - const TypeFunction *type_refs; // less than num_elems entries (see TypeCode). - const int16_t *array_sizes; // less than num_elems entries (see TypeCode). - const int64_t *values; // Only set for non-consecutive enum/union or structs. - const char *const *names; // Only set if compiled with --reflect-names. -}; - -// String which identifies the current version of FlatBuffers. -inline const char *flatbuffers_version_string() { - return "FlatBuffers " FLATBUFFERS_STRING(FLATBUFFERS_VERSION_MAJOR) "." - FLATBUFFERS_STRING(FLATBUFFERS_VERSION_MINOR) "." - FLATBUFFERS_STRING(FLATBUFFERS_VERSION_REVISION); -} - -// clang-format off -#define FLATBUFFERS_DEFINE_BITMASK_OPERATORS(E, T)\ - inline E operator | (E lhs, E rhs){\ - return E(T(lhs) | T(rhs));\ - }\ - inline E operator & (E lhs, E rhs){\ - return E(T(lhs) & T(rhs));\ - }\ - inline E operator ^ (E lhs, E rhs){\ - return E(T(lhs) ^ T(rhs));\ - }\ - inline E operator ~ (E lhs){\ - return E(~T(lhs));\ - }\ - inline E operator |= (E &lhs, E rhs){\ - lhs = lhs | rhs;\ - return lhs;\ - }\ - inline E operator &= (E &lhs, E rhs){\ - lhs = lhs & rhs;\ - return lhs;\ - }\ - inline E operator ^= (E &lhs, E rhs){\ - lhs = lhs ^ rhs;\ - return lhs;\ - }\ - inline bool operator !(E rhs) \ - {\ - return !bool(T(rhs)); \ - } -/// @endcond -} // namespace flatbuffers - -// clang-format on - -#endif // FLATBUFFERS_H_ diff --git a/vendor/flatbuffers/flatc.h b/vendor/flatbuffers/flatc.h deleted file mode 100644 index af4ccae70b56..000000000000 --- a/vendor/flatbuffers/flatc.h +++ /dev/null @@ -1,116 +0,0 @@ -/* - * Copyright 2017 Google Inc. All rights reserved. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#ifndef FLATBUFFERS_FLATC_H_ -#define FLATBUFFERS_FLATC_H_ - -#include -#include -#include - -#include "flatbuffers/bfbs_generator.h" -#include "flatbuffers/flatbuffers.h" -#include "flatbuffers/idl.h" -#include "flatbuffers/util.h" - -namespace flatbuffers { - -extern void LogCompilerWarn(const std::string &warn); -extern void LogCompilerError(const std::string &err); - -struct FlatCOption { - std::string short_opt; - std::string long_opt; - std::string parameter; - std::string description; -}; - -class FlatCompiler { - public: - // Output generator for the various programming languages and formats we - // support. - struct Generator { - typedef bool (*GenerateFn)(const flatbuffers::Parser &parser, - const std::string &path, - const std::string &file_name); - typedef std::string (*MakeRuleFn)(const flatbuffers::Parser &parser, - const std::string &path, - const std::string &file_name); - typedef bool (*ParsingCompletedFn)(const flatbuffers::Parser &parser, - const std::string &output_path); - - GenerateFn generate; - const char *lang_name; - bool schema_only; - GenerateFn generateGRPC; - flatbuffers::IDLOptions::Language lang; - FlatCOption option; - MakeRuleFn make_rule; - BfbsGenerator *bfbs_generator; - ParsingCompletedFn parsing_completed; - }; - - typedef void (*WarnFn)(const FlatCompiler *flatc, const std::string &warn, - bool show_exe_name); - - typedef void (*ErrorFn)(const FlatCompiler *flatc, const std::string &err, - bool usage, bool show_exe_name); - - // Parameters required to initialize the FlatCompiler. - struct InitParams { - InitParams() - : generators(nullptr), - num_generators(0), - warn_fn(nullptr), - error_fn(nullptr) {} - - const Generator *generators; - size_t num_generators; - WarnFn warn_fn; - ErrorFn error_fn; - }; - - explicit FlatCompiler(const InitParams ¶ms) : params_(params) {} - - int Compile(int argc, const char **argv); - - std::string GetShortUsageString(const char *program_name) const; - std::string GetUsageString(const char *program_name) const; - - private: - void ParseFile(flatbuffers::Parser &parser, const std::string &filename, - const std::string &contents, - std::vector &include_directories) const; - - void LoadBinarySchema(Parser &parser, const std::string &filename, - const std::string &contents); - - void Warn(const std::string &warn, bool show_exe_name = true) const; - - void Error(const std::string &err, bool usage = true, - bool show_exe_name = true) const; - - void AnnotateBinaries(const uint8_t *binary_schema, - uint64_t binary_schema_size, - const std::string & schema_filename, - const std::vector &binary_files); - - InitParams params_; -}; - -} // namespace flatbuffers - -#endif // FLATBUFFERS_FLATC_H_ diff --git a/vendor/flatbuffers/flex_flat_util.h b/vendor/flatbuffers/flex_flat_util.h deleted file mode 100644 index 020957ebe4f3..000000000000 --- a/vendor/flatbuffers/flex_flat_util.h +++ /dev/null @@ -1,36 +0,0 @@ -/* - * Copyright 2022 Google Inc. All rights reserved. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#ifndef FLATBUFFERS_FLEX_FLAT_UTIL_H_ -#define FLATBUFFERS_FLEX_FLAT_UTIL_H_ - -#include "flatbuffers/flatbuffers.h" -#include "flatbuffers/flexbuffers.h" - -namespace flexbuffers { - -// Verifies the `nested` flexbuffer within a flatbuffer vector is valid. -inline bool VerifyNestedFlexBuffer( - const flatbuffers::Vector *const nested, - flatbuffers::Verifier &verifier) { - if (!nested) return true; - return verifier.Check(flexbuffers::VerifyBuffer( - nested->data(), nested->size(), verifier.GetFlexReuseTracker())); -} - -} // namespace flexbuffers - -#endif // FLATBUFFERS_FLEX_FLAT_UTIL_H_ diff --git a/vendor/flatbuffers/flexbuffers.h b/vendor/flatbuffers/flexbuffers.h deleted file mode 100644 index 7bf84302e5f5..000000000000 --- a/vendor/flatbuffers/flexbuffers.h +++ /dev/null @@ -1,1888 +0,0 @@ -/* - * Copyright 2017 Google Inc. All rights reserved. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#ifndef FLATBUFFERS_FLEXBUFFERS_H_ -#define FLATBUFFERS_FLEXBUFFERS_H_ - -#include -// Used to select STL variant. -#include "flatbuffers/base.h" -// We use the basic binary writing functions from the regular FlatBuffers. -#include "flatbuffers/util.h" - -#ifdef _MSC_VER -# include -#endif - -#if defined(_MSC_VER) -# pragma warning(push) -# pragma warning(disable : 4127) // C4127: conditional expression is constant -#endif - -namespace flexbuffers { - -class Reference; -class Map; - -// These are used in the lower 2 bits of a type field to determine the size of -// the elements (and or size field) of the item pointed to (e.g. vector). -enum BitWidth { - BIT_WIDTH_8 = 0, - BIT_WIDTH_16 = 1, - BIT_WIDTH_32 = 2, - BIT_WIDTH_64 = 3, -}; - -// These are used as the upper 6 bits of a type field to indicate the actual -// type. -enum Type { - FBT_NULL = 0, - FBT_INT = 1, - FBT_UINT = 2, - FBT_FLOAT = 3, - // Types above stored inline, types below (except FBT_BOOL) store an offset. - FBT_KEY = 4, - FBT_STRING = 5, - FBT_INDIRECT_INT = 6, - FBT_INDIRECT_UINT = 7, - FBT_INDIRECT_FLOAT = 8, - FBT_MAP = 9, - FBT_VECTOR = 10, // Untyped. - FBT_VECTOR_INT = 11, // Typed any size (stores no type table). - FBT_VECTOR_UINT = 12, - FBT_VECTOR_FLOAT = 13, - FBT_VECTOR_KEY = 14, - // DEPRECATED, use FBT_VECTOR or FBT_VECTOR_KEY instead. - // Read test.cpp/FlexBuffersDeprecatedTest() for details on why. - FBT_VECTOR_STRING_DEPRECATED = 15, - FBT_VECTOR_INT2 = 16, // Typed tuple (no type table, no size field). - FBT_VECTOR_UINT2 = 17, - FBT_VECTOR_FLOAT2 = 18, - FBT_VECTOR_INT3 = 19, // Typed triple (no type table, no size field). - FBT_VECTOR_UINT3 = 20, - FBT_VECTOR_FLOAT3 = 21, - FBT_VECTOR_INT4 = 22, // Typed quad (no type table, no size field). - FBT_VECTOR_UINT4 = 23, - FBT_VECTOR_FLOAT4 = 24, - FBT_BLOB = 25, - FBT_BOOL = 26, - FBT_VECTOR_BOOL = - 36, // To Allow the same type of conversion of type to vector type - - FBT_MAX_TYPE = 37 -}; - -inline bool IsInline(Type t) { return t <= FBT_FLOAT || t == FBT_BOOL; } - -inline bool IsTypedVectorElementType(Type t) { - return (t >= FBT_INT && t <= FBT_STRING) || t == FBT_BOOL; -} - -inline bool IsTypedVector(Type t) { - return (t >= FBT_VECTOR_INT && t <= FBT_VECTOR_STRING_DEPRECATED) || - t == FBT_VECTOR_BOOL; -} - -inline bool IsFixedTypedVector(Type t) { - return t >= FBT_VECTOR_INT2 && t <= FBT_VECTOR_FLOAT4; -} - -inline Type ToTypedVector(Type t, size_t fixed_len = 0) { - FLATBUFFERS_ASSERT(IsTypedVectorElementType(t)); - switch (fixed_len) { - case 0: return static_cast(t - FBT_INT + FBT_VECTOR_INT); - case 2: return static_cast(t - FBT_INT + FBT_VECTOR_INT2); - case 3: return static_cast(t - FBT_INT + FBT_VECTOR_INT3); - case 4: return static_cast(t - FBT_INT + FBT_VECTOR_INT4); - default: FLATBUFFERS_ASSERT(0); return FBT_NULL; - } -} - -inline Type ToTypedVectorElementType(Type t) { - FLATBUFFERS_ASSERT(IsTypedVector(t)); - return static_cast(t - FBT_VECTOR_INT + FBT_INT); -} - -inline Type ToFixedTypedVectorElementType(Type t, uint8_t *len) { - FLATBUFFERS_ASSERT(IsFixedTypedVector(t)); - auto fixed_type = t - FBT_VECTOR_INT2; - *len = static_cast(fixed_type / 3 + - 2); // 3 types each, starting from length 2. - return static_cast(fixed_type % 3 + FBT_INT); -} - -// TODO: implement proper support for 8/16bit floats, or decide not to -// support them. -typedef int16_t half; -typedef int8_t quarter; - -// TODO: can we do this without conditionals using intrinsics or inline asm -// on some platforms? Given branch prediction the method below should be -// decently quick, but it is the most frequently executed function. -// We could do an (unaligned) 64-bit read if we ifdef out the platforms for -// which that doesn't work (or where we'd read into un-owned memory). -template -R ReadSizedScalar(const uint8_t *data, uint8_t byte_width) { - return byte_width < 4 - ? (byte_width < 2 - ? static_cast(flatbuffers::ReadScalar(data)) - : static_cast(flatbuffers::ReadScalar(data))) - : (byte_width < 8 - ? static_cast(flatbuffers::ReadScalar(data)) - : static_cast(flatbuffers::ReadScalar(data))); -} - -inline int64_t ReadInt64(const uint8_t *data, uint8_t byte_width) { - return ReadSizedScalar( - data, byte_width); -} - -inline uint64_t ReadUInt64(const uint8_t *data, uint8_t byte_width) { - // This is the "hottest" function (all offset lookups use this), so worth - // optimizing if possible. - // TODO: GCC apparently replaces memcpy by a rep movsb, but only if count is a - // constant, which here it isn't. Test if memcpy is still faster than - // the conditionals in ReadSizedScalar. Can also use inline asm. - - // clang-format off - #if defined(_MSC_VER) && defined(_M_X64) && !defined(_M_ARM64EC) - // This is 64-bit Windows only, __movsb does not work on 32-bit Windows. - uint64_t u = 0; - __movsb(reinterpret_cast(&u), - reinterpret_cast(data), byte_width); - return flatbuffers::EndianScalar(u); - #else - return ReadSizedScalar( - data, byte_width); - #endif - // clang-format on -} - -inline double ReadDouble(const uint8_t *data, uint8_t byte_width) { - return ReadSizedScalar(data, - byte_width); -} - -inline const uint8_t *Indirect(const uint8_t *offset, uint8_t byte_width) { - return offset - ReadUInt64(offset, byte_width); -} - -template const uint8_t *Indirect(const uint8_t *offset) { - return offset - flatbuffers::ReadScalar(offset); -} - -inline BitWidth WidthU(uint64_t u) { -#define FLATBUFFERS_GET_FIELD_BIT_WIDTH(value, width) \ - { \ - if (!((u) & ~((1ULL << (width)) - 1ULL))) return BIT_WIDTH_##width; \ - } - FLATBUFFERS_GET_FIELD_BIT_WIDTH(u, 8); - FLATBUFFERS_GET_FIELD_BIT_WIDTH(u, 16); - FLATBUFFERS_GET_FIELD_BIT_WIDTH(u, 32); -#undef FLATBUFFERS_GET_FIELD_BIT_WIDTH - return BIT_WIDTH_64; -} - -inline BitWidth WidthI(int64_t i) { - auto u = static_cast(i) << 1; - return WidthU(i >= 0 ? u : ~u); -} - -inline BitWidth WidthF(double f) { - return static_cast(static_cast(f)) == f ? BIT_WIDTH_32 - : BIT_WIDTH_64; -} - -// Base class of all types below. -// Points into the data buffer and allows access to one type. -class Object { - public: - Object(const uint8_t *data, uint8_t byte_width) - : data_(data), byte_width_(byte_width) {} - - protected: - const uint8_t *data_; - uint8_t byte_width_; -}; - -// Object that has a size, obtained either from size prefix, or elsewhere. -class Sized : public Object { - public: - // Size prefix. - Sized(const uint8_t *data, uint8_t byte_width) - : Object(data, byte_width), size_(read_size()) {} - // Manual size. - Sized(const uint8_t *data, uint8_t byte_width, size_t sz) - : Object(data, byte_width), size_(sz) {} - size_t size() const { return size_; } - // Access size stored in `byte_width_` bytes before data_ pointer. - size_t read_size() const { - return static_cast(ReadUInt64(data_ - byte_width_, byte_width_)); - } - - protected: - size_t size_; -}; - -class String : public Sized { - public: - // Size prefix. - String(const uint8_t *data, uint8_t byte_width) : Sized(data, byte_width) {} - // Manual size. - String(const uint8_t *data, uint8_t byte_width, size_t sz) - : Sized(data, byte_width, sz) {} - - size_t length() const { return size(); } - const char *c_str() const { return reinterpret_cast(data_); } - std::string str() const { return std::string(c_str(), size()); } - - static String EmptyString() { - static const char *empty_string = ""; - return String(reinterpret_cast(empty_string), 1, 0); - } - bool IsTheEmptyString() const { return data_ == EmptyString().data_; } -}; - -class Blob : public Sized { - public: - Blob(const uint8_t *data_buf, uint8_t byte_width) - : Sized(data_buf, byte_width) {} - - static Blob EmptyBlob() { - static const uint8_t empty_blob[] = { 0 /*len*/ }; - return Blob(empty_blob + 1, 1); - } - bool IsTheEmptyBlob() const { return data_ == EmptyBlob().data_; } - const uint8_t *data() const { return data_; } -}; - -class Vector : public Sized { - public: - Vector(const uint8_t *data, uint8_t byte_width) : Sized(data, byte_width) {} - - Reference operator[](size_t i) const; - - static Vector EmptyVector() { - static const uint8_t empty_vector[] = { 0 /*len*/ }; - return Vector(empty_vector + 1, 1); - } - bool IsTheEmptyVector() const { return data_ == EmptyVector().data_; } -}; - -class TypedVector : public Sized { - public: - TypedVector(const uint8_t *data, uint8_t byte_width, Type element_type) - : Sized(data, byte_width), type_(element_type) {} - - Reference operator[](size_t i) const; - - static TypedVector EmptyTypedVector() { - static const uint8_t empty_typed_vector[] = { 0 /*len*/ }; - return TypedVector(empty_typed_vector + 1, 1, FBT_INT); - } - bool IsTheEmptyVector() const { - return data_ == TypedVector::EmptyTypedVector().data_; - } - - Type ElementType() { return type_; } - - friend Reference; - - private: - Type type_; - - friend Map; -}; - -class FixedTypedVector : public Object { - public: - FixedTypedVector(const uint8_t *data, uint8_t byte_width, Type element_type, - uint8_t len) - : Object(data, byte_width), type_(element_type), len_(len) {} - - Reference operator[](size_t i) const; - - static FixedTypedVector EmptyFixedTypedVector() { - static const uint8_t fixed_empty_vector[] = { 0 /* unused */ }; - return FixedTypedVector(fixed_empty_vector, 1, FBT_INT, 0); - } - bool IsTheEmptyFixedTypedVector() const { - return data_ == FixedTypedVector::EmptyFixedTypedVector().data_; - } - - Type ElementType() const { return type_; } - uint8_t size() const { return len_; } - - private: - Type type_; - uint8_t len_; -}; - -class Map : public Vector { - public: - Map(const uint8_t *data, uint8_t byte_width) : Vector(data, byte_width) {} - - Reference operator[](const char *key) const; - Reference operator[](const std::string &key) const; - - Vector Values() const { return Vector(data_, byte_width_); } - - TypedVector Keys() const { - const size_t num_prefixed_fields = 3; - auto keys_offset = data_ - byte_width_ * num_prefixed_fields; - return TypedVector(Indirect(keys_offset, byte_width_), - static_cast( - ReadUInt64(keys_offset + byte_width_, byte_width_)), - FBT_KEY); - } - - static Map EmptyMap() { - static const uint8_t empty_map[] = { - 0 /*keys_len*/, 0 /*keys_offset*/, 1 /*keys_width*/, 0 /*len*/ - }; - return Map(empty_map + 4, 1); - } - - bool IsTheEmptyMap() const { return data_ == EmptyMap().data_; } -}; - -template -void AppendToString(std::string &s, T &&v, bool keys_quoted) { - s += "[ "; - for (size_t i = 0; i < v.size(); i++) { - if (i) s += ", "; - v[i].ToString(true, keys_quoted, s); - } - s += " ]"; -} - -class Reference { - public: - Reference() - : data_(nullptr), parent_width_(0), byte_width_(0), type_(FBT_NULL) {} - - Reference(const uint8_t *data, uint8_t parent_width, uint8_t byte_width, - Type type) - : data_(data), - parent_width_(parent_width), - byte_width_(byte_width), - type_(type) {} - - Reference(const uint8_t *data, uint8_t parent_width, uint8_t packed_type) - : data_(data), parent_width_(parent_width) { - byte_width_ = 1U << static_cast(packed_type & 3); - type_ = static_cast(packed_type >> 2); - } - - Type GetType() const { return type_; } - - bool IsNull() const { return type_ == FBT_NULL; } - bool IsBool() const { return type_ == FBT_BOOL; } - bool IsInt() const { return type_ == FBT_INT || type_ == FBT_INDIRECT_INT; } - bool IsUInt() const { - return type_ == FBT_UINT || type_ == FBT_INDIRECT_UINT; - } - bool IsIntOrUint() const { return IsInt() || IsUInt(); } - bool IsFloat() const { - return type_ == FBT_FLOAT || type_ == FBT_INDIRECT_FLOAT; - } - bool IsNumeric() const { return IsIntOrUint() || IsFloat(); } - bool IsString() const { return type_ == FBT_STRING; } - bool IsKey() const { return type_ == FBT_KEY; } - bool IsVector() const { return type_ == FBT_VECTOR || type_ == FBT_MAP; } - bool IsUntypedVector() const { return type_ == FBT_VECTOR; } - bool IsTypedVector() const { return flexbuffers::IsTypedVector(type_); } - bool IsFixedTypedVector() const { - return flexbuffers::IsFixedTypedVector(type_); - } - bool IsAnyVector() const { - return (IsTypedVector() || IsFixedTypedVector() || IsVector()); - } - bool IsMap() const { return type_ == FBT_MAP; } - bool IsBlob() const { return type_ == FBT_BLOB; } - bool AsBool() const { - return (type_ == FBT_BOOL ? ReadUInt64(data_, parent_width_) - : AsUInt64()) != 0; - } - - // Reads any type as a int64_t. Never fails, does most sensible conversion. - // Truncates floats, strings are attempted to be parsed for a number, - // vectors/maps return their size. Returns 0 if all else fails. - int64_t AsInt64() const { - if (type_ == FBT_INT) { - // A fast path for the common case. - return ReadInt64(data_, parent_width_); - } else - switch (type_) { - case FBT_INDIRECT_INT: return ReadInt64(Indirect(), byte_width_); - case FBT_UINT: return ReadUInt64(data_, parent_width_); - case FBT_INDIRECT_UINT: return ReadUInt64(Indirect(), byte_width_); - case FBT_FLOAT: - return static_cast(ReadDouble(data_, parent_width_)); - case FBT_INDIRECT_FLOAT: - return static_cast(ReadDouble(Indirect(), byte_width_)); - case FBT_NULL: return 0; - case FBT_STRING: return flatbuffers::StringToInt(AsString().c_str()); - case FBT_VECTOR: return static_cast(AsVector().size()); - case FBT_BOOL: return ReadInt64(data_, parent_width_); - default: - // Convert other things to int. - return 0; - } - } - - // TODO: could specialize these to not use AsInt64() if that saves - // extension ops in generated code, and use a faster op than ReadInt64. - int32_t AsInt32() const { return static_cast(AsInt64()); } - int16_t AsInt16() const { return static_cast(AsInt64()); } - int8_t AsInt8() const { return static_cast(AsInt64()); } - - uint64_t AsUInt64() const { - if (type_ == FBT_UINT) { - // A fast path for the common case. - return ReadUInt64(data_, parent_width_); - } else - switch (type_) { - case FBT_INDIRECT_UINT: return ReadUInt64(Indirect(), byte_width_); - case FBT_INT: return ReadInt64(data_, parent_width_); - case FBT_INDIRECT_INT: return ReadInt64(Indirect(), byte_width_); - case FBT_FLOAT: - return static_cast(ReadDouble(data_, parent_width_)); - case FBT_INDIRECT_FLOAT: - return static_cast(ReadDouble(Indirect(), byte_width_)); - case FBT_NULL: return 0; - case FBT_STRING: return flatbuffers::StringToUInt(AsString().c_str()); - case FBT_VECTOR: return static_cast(AsVector().size()); - case FBT_BOOL: return ReadUInt64(data_, parent_width_); - default: - // Convert other things to uint. - return 0; - } - } - - uint32_t AsUInt32() const { return static_cast(AsUInt64()); } - uint16_t AsUInt16() const { return static_cast(AsUInt64()); } - uint8_t AsUInt8() const { return static_cast(AsUInt64()); } - - double AsDouble() const { - if (type_ == FBT_FLOAT) { - // A fast path for the common case. - return ReadDouble(data_, parent_width_); - } else - switch (type_) { - case FBT_INDIRECT_FLOAT: return ReadDouble(Indirect(), byte_width_); - case FBT_INT: - return static_cast(ReadInt64(data_, parent_width_)); - case FBT_UINT: - return static_cast(ReadUInt64(data_, parent_width_)); - case FBT_INDIRECT_INT: - return static_cast(ReadInt64(Indirect(), byte_width_)); - case FBT_INDIRECT_UINT: - return static_cast(ReadUInt64(Indirect(), byte_width_)); - case FBT_NULL: return 0.0; - case FBT_STRING: { - double d; - flatbuffers::StringToNumber(AsString().c_str(), &d); - return d; - } - case FBT_VECTOR: return static_cast(AsVector().size()); - case FBT_BOOL: - return static_cast(ReadUInt64(data_, parent_width_)); - default: - // Convert strings and other things to float. - return 0; - } - } - - float AsFloat() const { return static_cast(AsDouble()); } - - const char *AsKey() const { - if (type_ == FBT_KEY || type_ == FBT_STRING) { - return reinterpret_cast(Indirect()); - } else { - return ""; - } - } - - // This function returns the empty string if you try to read something that - // is not a string or key. - String AsString() const { - if (type_ == FBT_STRING) { - return String(Indirect(), byte_width_); - } else if (type_ == FBT_KEY) { - auto key = Indirect(); - return String(key, byte_width_, - strlen(reinterpret_cast(key))); - } else { - return String::EmptyString(); - } - } - - // Unlike AsString(), this will convert any type to a std::string. - std::string ToString() const { - std::string s; - ToString(false, false, s); - return s; - } - - // Convert any type to a JSON-like string. strings_quoted determines if - // string values at the top level receive "" quotes (inside other values - // they always do). keys_quoted determines if keys are quoted, at any level. - // TODO(wvo): add further options to have indentation/newlines. - void ToString(bool strings_quoted, bool keys_quoted, std::string &s) const { - if (type_ == FBT_STRING) { - String str(Indirect(), byte_width_); - if (strings_quoted) { - flatbuffers::EscapeString(str.c_str(), str.length(), &s, true, false); - } else { - s.append(str.c_str(), str.length()); - } - } else if (IsKey()) { - auto str = AsKey(); - if (keys_quoted) { - flatbuffers::EscapeString(str, strlen(str), &s, true, false); - } else { - s += str; - } - } else if (IsInt()) { - s += flatbuffers::NumToString(AsInt64()); - } else if (IsUInt()) { - s += flatbuffers::NumToString(AsUInt64()); - } else if (IsFloat()) { - s += flatbuffers::NumToString(AsDouble()); - } else if (IsNull()) { - s += "null"; - } else if (IsBool()) { - s += AsBool() ? "true" : "false"; - } else if (IsMap()) { - s += "{ "; - auto m = AsMap(); - auto keys = m.Keys(); - auto vals = m.Values(); - for (size_t i = 0; i < keys.size(); i++) { - bool kq = keys_quoted; - if (!kq) { - // FlexBuffers keys may contain arbitrary characters, only allow - // unquoted if it looks like an "identifier": - const char *p = keys[i].AsKey(); - if (!flatbuffers::is_alpha(*p) && *p != '_') { - kq = true; - } else { - while (*++p) { - if (!flatbuffers::is_alnum(*p) && *p != '_') { - kq = true; - break; - } - } - } - } - keys[i].ToString(true, kq, s); - s += ": "; - vals[i].ToString(true, keys_quoted, s); - if (i < keys.size() - 1) s += ", "; - } - s += " }"; - } else if (IsVector()) { - AppendToString(s, AsVector(), keys_quoted); - } else if (IsTypedVector()) { - AppendToString(s, AsTypedVector(), keys_quoted); - } else if (IsFixedTypedVector()) { - AppendToString(s, AsFixedTypedVector(), keys_quoted); - } else if (IsBlob()) { - auto blob = AsBlob(); - flatbuffers::EscapeString(reinterpret_cast(blob.data()), - blob.size(), &s, true, false); - } else { - s += "(?)"; - } - } - - // This function returns the empty blob if you try to read a not-blob. - // Strings can be viewed as blobs too. - Blob AsBlob() const { - if (type_ == FBT_BLOB || type_ == FBT_STRING) { - return Blob(Indirect(), byte_width_); - } else { - return Blob::EmptyBlob(); - } - } - - // This function returns the empty vector if you try to read a not-vector. - // Maps can be viewed as vectors too. - Vector AsVector() const { - if (type_ == FBT_VECTOR || type_ == FBT_MAP) { - return Vector(Indirect(), byte_width_); - } else { - return Vector::EmptyVector(); - } - } - - TypedVector AsTypedVector() const { - if (IsTypedVector()) { - auto tv = - TypedVector(Indirect(), byte_width_, ToTypedVectorElementType(type_)); - if (tv.type_ == FBT_STRING) { - // These can't be accessed as strings, since we don't know the bit-width - // of the size field, see the declaration of - // FBT_VECTOR_STRING_DEPRECATED above for details. - // We change the type here to be keys, which are a subtype of strings, - // and will ignore the size field. This will truncate strings with - // embedded nulls. - tv.type_ = FBT_KEY; - } - return tv; - } else { - return TypedVector::EmptyTypedVector(); - } - } - - FixedTypedVector AsFixedTypedVector() const { - if (IsFixedTypedVector()) { - uint8_t len = 0; - auto vtype = ToFixedTypedVectorElementType(type_, &len); - return FixedTypedVector(Indirect(), byte_width_, vtype, len); - } else { - return FixedTypedVector::EmptyFixedTypedVector(); - } - } - - Map AsMap() const { - if (type_ == FBT_MAP) { - return Map(Indirect(), byte_width_); - } else { - return Map::EmptyMap(); - } - } - - template T As() const; - - // Experimental: Mutation functions. - // These allow scalars in an already created buffer to be updated in-place. - // Since by default scalars are stored in the smallest possible space, - // the new value may not fit, in which case these functions return false. - // To avoid this, you can construct the values you intend to mutate using - // Builder::ForceMinimumBitWidth. - bool MutateInt(int64_t i) { - if (type_ == FBT_INT) { - return Mutate(data_, i, parent_width_, WidthI(i)); - } else if (type_ == FBT_INDIRECT_INT) { - return Mutate(Indirect(), i, byte_width_, WidthI(i)); - } else if (type_ == FBT_UINT) { - auto u = static_cast(i); - return Mutate(data_, u, parent_width_, WidthU(u)); - } else if (type_ == FBT_INDIRECT_UINT) { - auto u = static_cast(i); - return Mutate(Indirect(), u, byte_width_, WidthU(u)); - } else { - return false; - } - } - - bool MutateBool(bool b) { - return type_ == FBT_BOOL && Mutate(data_, b, parent_width_, BIT_WIDTH_8); - } - - bool MutateUInt(uint64_t u) { - if (type_ == FBT_UINT) { - return Mutate(data_, u, parent_width_, WidthU(u)); - } else if (type_ == FBT_INDIRECT_UINT) { - return Mutate(Indirect(), u, byte_width_, WidthU(u)); - } else if (type_ == FBT_INT) { - auto i = static_cast(u); - return Mutate(data_, i, parent_width_, WidthI(i)); - } else if (type_ == FBT_INDIRECT_INT) { - auto i = static_cast(u); - return Mutate(Indirect(), i, byte_width_, WidthI(i)); - } else { - return false; - } - } - - bool MutateFloat(float f) { - if (type_ == FBT_FLOAT) { - return MutateF(data_, f, parent_width_, BIT_WIDTH_32); - } else if (type_ == FBT_INDIRECT_FLOAT) { - return MutateF(Indirect(), f, byte_width_, BIT_WIDTH_32); - } else { - return false; - } - } - - bool MutateFloat(double d) { - if (type_ == FBT_FLOAT) { - return MutateF(data_, d, parent_width_, WidthF(d)); - } else if (type_ == FBT_INDIRECT_FLOAT) { - return MutateF(Indirect(), d, byte_width_, WidthF(d)); - } else { - return false; - } - } - - bool MutateString(const char *str, size_t len) { - auto s = AsString(); - if (s.IsTheEmptyString()) return false; - // This is very strict, could allow shorter strings, but that creates - // garbage. - if (s.length() != len) return false; - memcpy(const_cast(s.c_str()), str, len); - return true; - } - bool MutateString(const char *str) { return MutateString(str, strlen(str)); } - bool MutateString(const std::string &str) { - return MutateString(str.data(), str.length()); - } - - private: - const uint8_t *Indirect() const { - return flexbuffers::Indirect(data_, parent_width_); - } - - template - bool Mutate(const uint8_t *dest, T t, size_t byte_width, - BitWidth value_width) { - auto fits = static_cast(static_cast(1U) << value_width) <= - byte_width; - if (fits) { - t = flatbuffers::EndianScalar(t); - memcpy(const_cast(dest), &t, byte_width); - } - return fits; - } - - template - bool MutateF(const uint8_t *dest, T t, size_t byte_width, - BitWidth value_width) { - if (byte_width == sizeof(double)) - return Mutate(dest, static_cast(t), byte_width, value_width); - if (byte_width == sizeof(float)) - return Mutate(dest, static_cast(t), byte_width, value_width); - FLATBUFFERS_ASSERT(false); - return false; - } - - friend class Verifier; - - const uint8_t *data_; - uint8_t parent_width_; - uint8_t byte_width_; - Type type_; -}; - -// Template specialization for As(). -template<> inline bool Reference::As() const { return AsBool(); } - -template<> inline int8_t Reference::As() const { return AsInt8(); } -template<> inline int16_t Reference::As() const { return AsInt16(); } -template<> inline int32_t Reference::As() const { return AsInt32(); } -template<> inline int64_t Reference::As() const { return AsInt64(); } - -template<> inline uint8_t Reference::As() const { return AsUInt8(); } -template<> inline uint16_t Reference::As() const { - return AsUInt16(); -} -template<> inline uint32_t Reference::As() const { - return AsUInt32(); -} -template<> inline uint64_t Reference::As() const { - return AsUInt64(); -} - -template<> inline double Reference::As() const { return AsDouble(); } -template<> inline float Reference::As() const { return AsFloat(); } - -template<> inline String Reference::As() const { return AsString(); } -template<> inline std::string Reference::As() const { - return AsString().str(); -} - -template<> inline Blob Reference::As() const { return AsBlob(); } -template<> inline Vector Reference::As() const { return AsVector(); } -template<> inline TypedVector Reference::As() const { - return AsTypedVector(); -} -template<> inline FixedTypedVector Reference::As() const { - return AsFixedTypedVector(); -} -template<> inline Map Reference::As() const { return AsMap(); } - -inline uint8_t PackedType(BitWidth bit_width, Type type) { - return static_cast(bit_width | (type << 2)); -} - -inline uint8_t NullPackedType() { return PackedType(BIT_WIDTH_8, FBT_NULL); } - -// Vector accessors. -// Note: if you try to access outside of bounds, you get a Null value back -// instead. Normally this would be an assert, but since this is "dynamically -// typed" data, you may not want that (someone sends you a 2d vector and you -// wanted 3d). -// The Null converts seamlessly into a default value for any other type. -// TODO(wvo): Could introduce an #ifdef that makes this into an assert? -inline Reference Vector::operator[](size_t i) const { - auto len = size(); - if (i >= len) return Reference(nullptr, 1, NullPackedType()); - auto packed_type = (data_ + len * byte_width_)[i]; - auto elem = data_ + i * byte_width_; - return Reference(elem, byte_width_, packed_type); -} - -inline Reference TypedVector::operator[](size_t i) const { - auto len = size(); - if (i >= len) return Reference(nullptr, 1, NullPackedType()); - auto elem = data_ + i * byte_width_; - return Reference(elem, byte_width_, 1, type_); -} - -inline Reference FixedTypedVector::operator[](size_t i) const { - if (i >= len_) return Reference(nullptr, 1, NullPackedType()); - auto elem = data_ + i * byte_width_; - return Reference(elem, byte_width_, 1, type_); -} - -template int KeyCompare(const void *key, const void *elem) { - auto str_elem = reinterpret_cast( - Indirect(reinterpret_cast(elem))); - auto skey = reinterpret_cast(key); - return strcmp(skey, str_elem); -} - -inline Reference Map::operator[](const char *key) const { - auto keys = Keys(); - // We can't pass keys.byte_width_ to the comparison function, so we have - // to pick the right one ahead of time. - int (*comp)(const void *, const void *) = nullptr; - switch (keys.byte_width_) { - case 1: comp = KeyCompare; break; - case 2: comp = KeyCompare; break; - case 4: comp = KeyCompare; break; - case 8: comp = KeyCompare; break; - default: FLATBUFFERS_ASSERT(false); return Reference(); - } - auto res = std::bsearch(key, keys.data_, keys.size(), keys.byte_width_, comp); - if (!res) return Reference(nullptr, 1, NullPackedType()); - auto i = (reinterpret_cast(res) - keys.data_) / keys.byte_width_; - return (*static_cast(this))[i]; -} - -inline Reference Map::operator[](const std::string &key) const { - return (*this)[key.c_str()]; -} - -inline Reference GetRoot(const uint8_t *buffer, size_t size) { - // See Finish() below for the serialization counterpart of this. - // The root starts at the end of the buffer, so we parse backwards from there. - auto end = buffer + size; - auto byte_width = *--end; - auto packed_type = *--end; - end -= byte_width; // The root data item. - return Reference(end, byte_width, packed_type); -} - -inline Reference GetRoot(const std::vector &buffer) { - return GetRoot(buffer.data(), buffer.size()); -} - -// Flags that configure how the Builder behaves. -// The "Share" flags determine if the Builder automatically tries to pool -// this type. Pooling can reduce the size of serialized data if there are -// multiple maps of the same kind, at the expense of slightly slower -// serialization (the cost of lookups) and more memory use (std::set). -// By default this is on for keys, but off for strings. -// Turn keys off if you have e.g. only one map. -// Turn strings on if you expect many non-unique string values. -// Additionally, sharing key vectors can save space if you have maps with -// identical field populations. -enum BuilderFlag { - BUILDER_FLAG_NONE = 0, - BUILDER_FLAG_SHARE_KEYS = 1, - BUILDER_FLAG_SHARE_STRINGS = 2, - BUILDER_FLAG_SHARE_KEYS_AND_STRINGS = 3, - BUILDER_FLAG_SHARE_KEY_VECTORS = 4, - BUILDER_FLAG_SHARE_ALL = 7, -}; - -class Builder FLATBUFFERS_FINAL_CLASS { - public: - Builder(size_t initial_size = 256, - BuilderFlag flags = BUILDER_FLAG_SHARE_KEYS) - : buf_(initial_size), - finished_(false), - has_duplicate_keys_(false), - flags_(flags), - force_min_bit_width_(BIT_WIDTH_8), - key_pool(KeyOffsetCompare(buf_)), - string_pool(StringOffsetCompare(buf_)) { - buf_.clear(); - } - -#ifdef FLATBUFFERS_DEFAULT_DECLARATION - Builder(Builder &&) = default; - Builder &operator=(Builder &&) = default; -#endif - - /// @brief Get the serialized buffer (after you call `Finish()`). - /// @return Returns a vector owned by this class. - const std::vector &GetBuffer() const { - Finished(); - return buf_; - } - - // Size of the buffer. Does not include unfinished values. - size_t GetSize() const { return buf_.size(); } - - // Reset all state so we can re-use the buffer. - void Clear() { - buf_.clear(); - stack_.clear(); - finished_ = false; - // flags_ remains as-is; - force_min_bit_width_ = BIT_WIDTH_8; - key_pool.clear(); - string_pool.clear(); - } - - // All value constructing functions below have two versions: one that - // takes a key (for placement inside a map) and one that doesn't (for inside - // vectors and elsewhere). - - void Null() { stack_.push_back(Value()); } - void Null(const char *key) { - Key(key); - Null(); - } - - void Int(int64_t i) { stack_.push_back(Value(i, FBT_INT, WidthI(i))); } - void Int(const char *key, int64_t i) { - Key(key); - Int(i); - } - - void UInt(uint64_t u) { stack_.push_back(Value(u, FBT_UINT, WidthU(u))); } - void UInt(const char *key, uint64_t u) { - Key(key); - UInt(u); - } - - void Float(float f) { stack_.push_back(Value(f)); } - void Float(const char *key, float f) { - Key(key); - Float(f); - } - - void Double(double f) { stack_.push_back(Value(f)); } - void Double(const char *key, double d) { - Key(key); - Double(d); - } - - void Bool(bool b) { stack_.push_back(Value(b)); } - void Bool(const char *key, bool b) { - Key(key); - Bool(b); - } - - void IndirectInt(int64_t i) { PushIndirect(i, FBT_INDIRECT_INT, WidthI(i)); } - void IndirectInt(const char *key, int64_t i) { - Key(key); - IndirectInt(i); - } - - void IndirectUInt(uint64_t u) { - PushIndirect(u, FBT_INDIRECT_UINT, WidthU(u)); - } - void IndirectUInt(const char *key, uint64_t u) { - Key(key); - IndirectUInt(u); - } - - void IndirectFloat(float f) { - PushIndirect(f, FBT_INDIRECT_FLOAT, BIT_WIDTH_32); - } - void IndirectFloat(const char *key, float f) { - Key(key); - IndirectFloat(f); - } - - void IndirectDouble(double f) { - PushIndirect(f, FBT_INDIRECT_FLOAT, WidthF(f)); - } - void IndirectDouble(const char *key, double d) { - Key(key); - IndirectDouble(d); - } - - size_t Key(const char *str, size_t len) { - auto sloc = buf_.size(); - WriteBytes(str, len + 1); - if (flags_ & BUILDER_FLAG_SHARE_KEYS) { - auto it = key_pool.find(sloc); - if (it != key_pool.end()) { - // Already in the buffer. Remove key we just serialized, and use - // existing offset instead. - buf_.resize(sloc); - sloc = *it; - } else { - key_pool.insert(sloc); - } - } - stack_.push_back(Value(static_cast(sloc), FBT_KEY, BIT_WIDTH_8)); - return sloc; - } - - size_t Key(const char *str) { return Key(str, strlen(str)); } - size_t Key(const std::string &str) { return Key(str.c_str(), str.size()); } - - size_t String(const char *str, size_t len) { - auto reset_to = buf_.size(); - auto sloc = CreateBlob(str, len, 1, FBT_STRING); - if (flags_ & BUILDER_FLAG_SHARE_STRINGS) { - StringOffset so(sloc, len); - auto it = string_pool.find(so); - if (it != string_pool.end()) { - // Already in the buffer. Remove string we just serialized, and use - // existing offset instead. - buf_.resize(reset_to); - sloc = it->first; - stack_.back().u_ = sloc; - } else { - string_pool.insert(so); - } - } - return sloc; - } - size_t String(const char *str) { return String(str, strlen(str)); } - size_t String(const std::string &str) { - return String(str.c_str(), str.size()); - } - void String(const flexbuffers::String &str) { - String(str.c_str(), str.length()); - } - - void String(const char *key, const char *str) { - Key(key); - String(str); - } - void String(const char *key, const std::string &str) { - Key(key); - String(str); - } - void String(const char *key, const flexbuffers::String &str) { - Key(key); - String(str); - } - - size_t Blob(const void *data, size_t len) { - return CreateBlob(data, len, 0, FBT_BLOB); - } - size_t Blob(const std::vector &v) { - return CreateBlob(v.data(), v.size(), 0, FBT_BLOB); - } - - void Blob(const char *key, const void *data, size_t len) { - Key(key); - Blob(data, len); - } - void Blob(const char *key, const std::vector &v) { - Key(key); - Blob(v); - } - - // TODO(wvo): support all the FlexBuffer types (like flexbuffers::String), - // e.g. Vector etc. Also in overloaded versions. - // Also some FlatBuffers types? - - size_t StartVector() { return stack_.size(); } - size_t StartVector(const char *key) { - Key(key); - return stack_.size(); - } - size_t StartMap() { return stack_.size(); } - size_t StartMap(const char *key) { - Key(key); - return stack_.size(); - } - - // TODO(wvo): allow this to specify an alignment greater than the natural - // alignment. - size_t EndVector(size_t start, bool typed, bool fixed) { - auto vec = CreateVector(start, stack_.size() - start, 1, typed, fixed); - // Remove temp elements and return vector. - stack_.resize(start); - stack_.push_back(vec); - return static_cast(vec.u_); - } - - size_t EndMap(size_t start) { - // We should have interleaved keys and values on the stack. - // Make sure it is an even number: - auto len = stack_.size() - start; - FLATBUFFERS_ASSERT(!(len & 1)); - len /= 2; - // Make sure keys are all strings: - for (auto key = start; key < stack_.size(); key += 2) { - FLATBUFFERS_ASSERT(stack_[key].type_ == FBT_KEY); - } - // Now sort values, so later we can do a binary search lookup. - // We want to sort 2 array elements at a time. - struct TwoValue { - Value key; - Value val; - }; - // TODO(wvo): strict aliasing? - // TODO(wvo): allow the caller to indicate the data is already sorted - // for maximum efficiency? With an assert to check sortedness to make sure - // we're not breaking binary search. - // Or, we can track if the map is sorted as keys are added which would be - // be quite cheap (cheaper than checking it here), so we can skip this - // step automatically when appliccable, and encourage people to write in - // sorted fashion. - // std::sort is typically already a lot faster on sorted data though. - auto dict = reinterpret_cast(stack_.data() + start); - std::sort( - dict, dict + len, [&](const TwoValue &a, const TwoValue &b) -> bool { - auto as = reinterpret_cast(buf_.data() + a.key.u_); - auto bs = reinterpret_cast(buf_.data() + b.key.u_); - auto comp = strcmp(as, bs); - // We want to disallow duplicate keys, since this results in a - // map where values cannot be found. - // But we can't assert here (since we don't want to fail on - // random JSON input) or have an error mechanism. - // Instead, we set has_duplicate_keys_ in the builder to - // signal this. - // TODO: Have to check for pointer equality, as some sort - // implementation apparently call this function with the same - // element?? Why? - if (!comp && &a != &b) has_duplicate_keys_ = true; - return comp < 0; - }); - // First create a vector out of all keys. - // TODO(wvo): if kBuilderFlagShareKeyVectors is true, see if we can share - // the first vector. - auto keys = CreateVector(start, len, 2, true, false); - auto vec = CreateVector(start + 1, len, 2, false, false, &keys); - // Remove temp elements and return map. - stack_.resize(start); - stack_.push_back(vec); - return static_cast(vec.u_); - } - - // Call this after EndMap to see if the map had any duplicate keys. - // Any map with such keys won't be able to retrieve all values. - bool HasDuplicateKeys() const { return has_duplicate_keys_; } - - template size_t Vector(F f) { - auto start = StartVector(); - f(); - return EndVector(start, false, false); - } - template size_t Vector(F f, T &state) { - auto start = StartVector(); - f(state); - return EndVector(start, false, false); - } - template size_t Vector(const char *key, F f) { - auto start = StartVector(key); - f(); - return EndVector(start, false, false); - } - template - size_t Vector(const char *key, F f, T &state) { - auto start = StartVector(key); - f(state); - return EndVector(start, false, false); - } - - template void Vector(const T *elems, size_t len) { - if (flatbuffers::is_scalar::value) { - // This path should be a lot quicker and use less space. - ScalarVector(elems, len, false); - } else { - auto start = StartVector(); - for (size_t i = 0; i < len; i++) Add(elems[i]); - EndVector(start, false, false); - } - } - template - void Vector(const char *key, const T *elems, size_t len) { - Key(key); - Vector(elems, len); - } - template void Vector(const std::vector &vec) { - Vector(vec.data(), vec.size()); - } - - template size_t TypedVector(F f) { - auto start = StartVector(); - f(); - return EndVector(start, true, false); - } - template size_t TypedVector(F f, T &state) { - auto start = StartVector(); - f(state); - return EndVector(start, true, false); - } - template size_t TypedVector(const char *key, F f) { - auto start = StartVector(key); - f(); - return EndVector(start, true, false); - } - template - size_t TypedVector(const char *key, F f, T &state) { - auto start = StartVector(key); - f(state); - return EndVector(start, true, false); - } - - template size_t FixedTypedVector(const T *elems, size_t len) { - // We only support a few fixed vector lengths. Anything bigger use a - // regular typed vector. - FLATBUFFERS_ASSERT(len >= 2 && len <= 4); - // And only scalar values. - static_assert(flatbuffers::is_scalar::value, "Unrelated types"); - return ScalarVector(elems, len, true); - } - - template - size_t FixedTypedVector(const char *key, const T *elems, size_t len) { - Key(key); - return FixedTypedVector(elems, len); - } - - template size_t Map(F f) { - auto start = StartMap(); - f(); - return EndMap(start); - } - template size_t Map(F f, T &state) { - auto start = StartMap(); - f(state); - return EndMap(start); - } - template size_t Map(const char *key, F f) { - auto start = StartMap(key); - f(); - return EndMap(start); - } - template size_t Map(const char *key, F f, T &state) { - auto start = StartMap(key); - f(state); - return EndMap(start); - } - template void Map(const std::map &map) { - auto start = StartMap(); - for (auto it = map.begin(); it != map.end(); ++it) - Add(it->first.c_str(), it->second); - EndMap(start); - } - - // If you wish to share a value explicitly (a value not shared automatically - // through one of the BUILDER_FLAG_SHARE_* flags) you can do so with these - // functions. Or if you wish to turn those flags off for performance reasons - // and still do some explicit sharing. For example: - // builder.IndirectDouble(M_PI); - // auto id = builder.LastValue(); // Remember where we stored it. - // .. more code goes here .. - // builder.ReuseValue(id); // Refers to same double by offset. - // LastValue works regardless of whether the value has a key or not. - // Works on any data type. - struct Value; - Value LastValue() { return stack_.back(); } - void ReuseValue(Value v) { stack_.push_back(v); } - void ReuseValue(const char *key, Value v) { - Key(key); - ReuseValue(v); - } - - // Overloaded Add that tries to call the correct function above. - void Add(int8_t i) { Int(i); } - void Add(int16_t i) { Int(i); } - void Add(int32_t i) { Int(i); } - void Add(int64_t i) { Int(i); } - void Add(uint8_t u) { UInt(u); } - void Add(uint16_t u) { UInt(u); } - void Add(uint32_t u) { UInt(u); } - void Add(uint64_t u) { UInt(u); } - void Add(float f) { Float(f); } - void Add(double d) { Double(d); } - void Add(bool b) { Bool(b); } - void Add(const char *str) { String(str); } - void Add(const std::string &str) { String(str); } - void Add(const flexbuffers::String &str) { String(str); } - - template void Add(const std::vector &vec) { Vector(vec); } - - template void Add(const char *key, const T &t) { - Key(key); - Add(t); - } - - template void Add(const std::map &map) { - Map(map); - } - - template void operator+=(const T &t) { Add(t); } - - // This function is useful in combination with the Mutate* functions above. - // It forces elements of vectors and maps to have a minimum size, such that - // they can later be updated without failing. - // Call with no arguments to reset. - void ForceMinimumBitWidth(BitWidth bw = BIT_WIDTH_8) { - force_min_bit_width_ = bw; - } - - void Finish() { - // If you hit this assert, you likely have objects that were never included - // in a parent. You need to have exactly one root to finish a buffer. - // Check your Start/End calls are matched, and all objects are inside - // some other object. - FLATBUFFERS_ASSERT(stack_.size() == 1); - - // Write root value. - auto byte_width = Align(stack_[0].ElemWidth(buf_.size(), 0)); - WriteAny(stack_[0], byte_width); - // Write root type. - Write(stack_[0].StoredPackedType(), 1); - // Write root size. Normally determined by parent, but root has no parent :) - Write(byte_width, 1); - - finished_ = true; - } - - private: - void Finished() const { - // If you get this assert, you're attempting to get access a buffer - // which hasn't been finished yet. Be sure to call - // Builder::Finish with your root object. - FLATBUFFERS_ASSERT(finished_); - } - - // Align to prepare for writing a scalar with a certain size. - uint8_t Align(BitWidth alignment) { - auto byte_width = 1U << alignment; - buf_.insert(buf_.end(), flatbuffers::PaddingBytes(buf_.size(), byte_width), - 0); - return static_cast(byte_width); - } - - void WriteBytes(const void *val, size_t size) { - buf_.insert(buf_.end(), reinterpret_cast(val), - reinterpret_cast(val) + size); - } - - template void Write(T val, size_t byte_width) { - FLATBUFFERS_ASSERT(sizeof(T) >= byte_width); - val = flatbuffers::EndianScalar(val); - WriteBytes(&val, byte_width); - } - - void WriteDouble(double f, uint8_t byte_width) { - switch (byte_width) { - case 8: Write(f, byte_width); break; - case 4: Write(static_cast(f), byte_width); break; - // case 2: Write(static_cast(f), byte_width); break; - // case 1: Write(static_cast(f), byte_width); break; - default: FLATBUFFERS_ASSERT(0); - } - } - - void WriteOffset(uint64_t o, uint8_t byte_width) { - auto reloff = buf_.size() - o; - FLATBUFFERS_ASSERT(byte_width == 8 || reloff < 1ULL << (byte_width * 8)); - Write(reloff, byte_width); - } - - template void PushIndirect(T val, Type type, BitWidth bit_width) { - auto byte_width = Align(bit_width); - auto iloc = buf_.size(); - Write(val, byte_width); - stack_.push_back(Value(static_cast(iloc), type, bit_width)); - } - - static BitWidth WidthB(size_t byte_width) { - switch (byte_width) { - case 1: return BIT_WIDTH_8; - case 2: return BIT_WIDTH_16; - case 4: return BIT_WIDTH_32; - case 8: return BIT_WIDTH_64; - default: FLATBUFFERS_ASSERT(false); return BIT_WIDTH_64; - } - } - - template static Type GetScalarType() { - static_assert(flatbuffers::is_scalar::value, "Unrelated types"); - return flatbuffers::is_floating_point::value - ? FBT_FLOAT - : flatbuffers::is_same::value - ? FBT_BOOL - : (flatbuffers::is_unsigned::value ? FBT_UINT - : FBT_INT); - } - - public: - // This was really intended to be private, except for LastValue/ReuseValue. - struct Value { - union { - int64_t i_; - uint64_t u_; - double f_; - }; - - Type type_; - - // For scalars: of itself, for vector: of its elements, for string: length. - BitWidth min_bit_width_; - - Value() : i_(0), type_(FBT_NULL), min_bit_width_(BIT_WIDTH_8) {} - - Value(bool b) - : u_(static_cast(b)), - type_(FBT_BOOL), - min_bit_width_(BIT_WIDTH_8) {} - - Value(int64_t i, Type t, BitWidth bw) - : i_(i), type_(t), min_bit_width_(bw) {} - Value(uint64_t u, Type t, BitWidth bw) - : u_(u), type_(t), min_bit_width_(bw) {} - - Value(float f) - : f_(static_cast(f)), - type_(FBT_FLOAT), - min_bit_width_(BIT_WIDTH_32) {} - Value(double f) : f_(f), type_(FBT_FLOAT), min_bit_width_(WidthF(f)) {} - - uint8_t StoredPackedType(BitWidth parent_bit_width_ = BIT_WIDTH_8) const { - return PackedType(StoredWidth(parent_bit_width_), type_); - } - - BitWidth ElemWidth(size_t buf_size, size_t elem_index) const { - if (IsInline(type_)) { - return min_bit_width_; - } else { - // We have an absolute offset, but want to store a relative offset - // elem_index elements beyond the current buffer end. Since whether - // the relative offset fits in a certain byte_width depends on - // the size of the elements before it (and their alignment), we have - // to test for each size in turn. - for (size_t byte_width = 1; - byte_width <= sizeof(flatbuffers::largest_scalar_t); - byte_width *= 2) { - // Where are we going to write this offset? - auto offset_loc = buf_size + - flatbuffers::PaddingBytes(buf_size, byte_width) + - elem_index * byte_width; - // Compute relative offset. - auto offset = offset_loc - u_; - // Does it fit? - auto bit_width = WidthU(offset); - if (static_cast(static_cast(1U) << bit_width) == - byte_width) - return bit_width; - } - FLATBUFFERS_ASSERT(false); // Must match one of the sizes above. - return BIT_WIDTH_64; - } - } - - BitWidth StoredWidth(BitWidth parent_bit_width_ = BIT_WIDTH_8) const { - if (IsInline(type_)) { - return (std::max)(min_bit_width_, parent_bit_width_); - } else { - return min_bit_width_; - } - } - }; - - private: - void WriteAny(const Value &val, uint8_t byte_width) { - switch (val.type_) { - case FBT_NULL: - case FBT_INT: Write(val.i_, byte_width); break; - case FBT_BOOL: - case FBT_UINT: Write(val.u_, byte_width); break; - case FBT_FLOAT: WriteDouble(val.f_, byte_width); break; - default: WriteOffset(val.u_, byte_width); break; - } - } - - size_t CreateBlob(const void *data, size_t len, size_t trailing, Type type) { - auto bit_width = WidthU(len); - auto byte_width = Align(bit_width); - Write(len, byte_width); - auto sloc = buf_.size(); - WriteBytes(data, len + trailing); - stack_.push_back(Value(static_cast(sloc), type, bit_width)); - return sloc; - } - - template - size_t ScalarVector(const T *elems, size_t len, bool fixed) { - auto vector_type = GetScalarType(); - auto byte_width = sizeof(T); - auto bit_width = WidthB(byte_width); - // If you get this assert, you're trying to write a vector with a size - // field that is bigger than the scalars you're trying to write (e.g. a - // byte vector > 255 elements). For such types, write a "blob" instead. - // TODO: instead of asserting, could write vector with larger elements - // instead, though that would be wasteful. - FLATBUFFERS_ASSERT(WidthU(len) <= bit_width); - Align(bit_width); - if (!fixed) Write(len, byte_width); - auto vloc = buf_.size(); - for (size_t i = 0; i < len; i++) Write(elems[i], byte_width); - stack_.push_back(Value(static_cast(vloc), - ToTypedVector(vector_type, fixed ? len : 0), - bit_width)); - return vloc; - } - - Value CreateVector(size_t start, size_t vec_len, size_t step, bool typed, - bool fixed, const Value *keys = nullptr) { - FLATBUFFERS_ASSERT( - !fixed || - typed); // typed=false, fixed=true combination is not supported. - // Figure out smallest bit width we can store this vector with. - auto bit_width = (std::max)(force_min_bit_width_, WidthU(vec_len)); - auto prefix_elems = 1; - if (keys) { - // If this vector is part of a map, we will pre-fix an offset to the keys - // to this vector. - bit_width = (std::max)(bit_width, keys->ElemWidth(buf_.size(), 0)); - prefix_elems += 2; - } - Type vector_type = FBT_KEY; - // Check bit widths and types for all elements. - for (size_t i = start; i < stack_.size(); i += step) { - auto elem_width = - stack_[i].ElemWidth(buf_.size(), i - start + prefix_elems); - bit_width = (std::max)(bit_width, elem_width); - if (typed) { - if (i == start) { - vector_type = stack_[i].type_; - } else { - // If you get this assert, you are writing a typed vector with - // elements that are not all the same type. - FLATBUFFERS_ASSERT(vector_type == stack_[i].type_); - } - } - } - // If you get this assert, your typed types are not one of: - // Int / UInt / Float / Key. - FLATBUFFERS_ASSERT(!typed || IsTypedVectorElementType(vector_type)); - auto byte_width = Align(bit_width); - // Write vector. First the keys width/offset if available, and size. - if (keys) { - WriteOffset(keys->u_, byte_width); - Write(1ULL << keys->min_bit_width_, byte_width); - } - if (!fixed) Write(vec_len, byte_width); - // Then the actual data. - auto vloc = buf_.size(); - for (size_t i = start; i < stack_.size(); i += step) { - WriteAny(stack_[i], byte_width); - } - // Then the types. - if (!typed) { - for (size_t i = start; i < stack_.size(); i += step) { - buf_.push_back(stack_[i].StoredPackedType(bit_width)); - } - } - return Value(static_cast(vloc), - keys ? FBT_MAP - : (typed ? ToTypedVector(vector_type, fixed ? vec_len : 0) - : FBT_VECTOR), - bit_width); - } - - // You shouldn't really be copying instances of this class. - Builder(const Builder &); - Builder &operator=(const Builder &); - - std::vector buf_; - std::vector stack_; - - bool finished_; - bool has_duplicate_keys_; - - BuilderFlag flags_; - - BitWidth force_min_bit_width_; - - struct KeyOffsetCompare { - explicit KeyOffsetCompare(const std::vector &buf) : buf_(&buf) {} - bool operator()(size_t a, size_t b) const { - auto stra = reinterpret_cast(buf_->data() + a); - auto strb = reinterpret_cast(buf_->data() + b); - return strcmp(stra, strb) < 0; - } - const std::vector *buf_; - }; - - typedef std::pair StringOffset; - struct StringOffsetCompare { - explicit StringOffsetCompare(const std::vector &buf) - : buf_(&buf) {} - bool operator()(const StringOffset &a, const StringOffset &b) const { - auto stra = buf_->data() + a.first; - auto strb = buf_->data() + b.first; - auto cr = memcmp(stra, strb, (std::min)(a.second, b.second) + 1); - return cr < 0 || (cr == 0 && a.second < b.second); - } - const std::vector *buf_; - }; - - typedef std::set KeyOffsetMap; - typedef std::set StringOffsetMap; - - KeyOffsetMap key_pool; - StringOffsetMap string_pool; - - friend class Verifier; -}; - -// Helper class to verify the integrity of a FlexBuffer -class Verifier FLATBUFFERS_FINAL_CLASS { - public: - Verifier(const uint8_t *buf, size_t buf_len, - // Supplying this vector likely results in faster verification - // of larger buffers with many shared keys/strings, but - // comes at the cost of using additional memory the same size of - // the buffer being verified, so it is by default off. - std::vector *reuse_tracker = nullptr, - bool _check_alignment = true, size_t max_depth = 64) - : buf_(buf), - size_(buf_len), - depth_(0), - max_depth_(max_depth), - num_vectors_(0), - max_vectors_(buf_len), - check_alignment_(_check_alignment), - reuse_tracker_(reuse_tracker) { - FLATBUFFERS_ASSERT(size_ < FLATBUFFERS_MAX_BUFFER_SIZE); - if (reuse_tracker_) { - reuse_tracker_->clear(); - reuse_tracker_->resize(size_, PackedType(BIT_WIDTH_8, FBT_NULL)); - } - } - - private: - // Central location where any verification failures register. - bool Check(bool ok) const { - // clang-format off - #ifdef FLATBUFFERS_DEBUG_VERIFICATION_FAILURE - FLATBUFFERS_ASSERT(ok); - #endif - // clang-format on - return ok; - } - - // Verify any range within the buffer. - bool VerifyFrom(size_t elem, size_t elem_len) const { - return Check(elem_len < size_ && elem <= size_ - elem_len); - } - bool VerifyBefore(size_t elem, size_t elem_len) const { - return Check(elem_len <= elem); - } - - bool VerifyFromPointer(const uint8_t *p, size_t len) { - auto o = static_cast(p - buf_); - return VerifyFrom(o, len); - } - bool VerifyBeforePointer(const uint8_t *p, size_t len) { - auto o = static_cast(p - buf_); - return VerifyBefore(o, len); - } - - bool VerifyByteWidth(size_t width) { - return Check(width == 1 || width == 2 || width == 4 || width == 8); - } - - bool VerifyType(int type) { return Check(type >= 0 && type < FBT_MAX_TYPE); } - - bool VerifyOffset(uint64_t off, const uint8_t *p) { - return Check(off <= static_cast(size_)) && - off <= static_cast(p - buf_); - } - - bool VerifyAlignment(const uint8_t *p, size_t size) const { - auto o = static_cast(p - buf_); - return Check((o & (size - 1)) == 0 || !check_alignment_); - } - -// Macro, since we want to escape from parent function & use lazy args. -#define FLEX_CHECK_VERIFIED(P, PACKED_TYPE) \ - if (reuse_tracker_) { \ - auto packed_type = PACKED_TYPE; \ - auto existing = (*reuse_tracker_)[P - buf_]; \ - if (existing == packed_type) return true; \ - /* Fail verification if already set with different type! */ \ - if (!Check(existing == 0)) return false; \ - (*reuse_tracker_)[P - buf_] = packed_type; \ - } - - bool VerifyVector(Reference r, const uint8_t *p, Type elem_type) { - // Any kind of nesting goes thru this function, so guard against that - // here, both with simple nesting checks, and the reuse tracker if on. - depth_++; - num_vectors_++; - if (!Check(depth_ <= max_depth_ && num_vectors_ <= max_vectors_)) - return false; - auto size_byte_width = r.byte_width_; - if (!VerifyBeforePointer(p, size_byte_width)) return false; - FLEX_CHECK_VERIFIED(p - size_byte_width, - PackedType(Builder::WidthB(size_byte_width), r.type_)); - auto sized = Sized(p, size_byte_width); - auto num_elems = sized.size(); - auto elem_byte_width = r.type_ == FBT_STRING || r.type_ == FBT_BLOB - ? uint8_t(1) - : r.byte_width_; - auto max_elems = SIZE_MAX / elem_byte_width; - if (!Check(num_elems < max_elems)) - return false; // Protect against byte_size overflowing. - auto byte_size = num_elems * elem_byte_width; - if (!VerifyFromPointer(p, byte_size)) return false; - if (elem_type == FBT_NULL) { - // Verify type bytes after the vector. - if (!VerifyFromPointer(p + byte_size, num_elems)) return false; - auto v = Vector(p, size_byte_width); - for (size_t i = 0; i < num_elems; i++) - if (!VerifyRef(v[i])) return false; - } else if (elem_type == FBT_KEY) { - auto v = TypedVector(p, elem_byte_width, FBT_KEY); - for (size_t i = 0; i < num_elems; i++) - if (!VerifyRef(v[i])) return false; - } else { - FLATBUFFERS_ASSERT(IsInline(elem_type)); - } - depth_--; - return true; - } - - bool VerifyKeys(const uint8_t *p, uint8_t byte_width) { - // The vector part of the map has already been verified. - const size_t num_prefixed_fields = 3; - if (!VerifyBeforePointer(p, byte_width * num_prefixed_fields)) return false; - p -= byte_width * num_prefixed_fields; - auto off = ReadUInt64(p, byte_width); - if (!VerifyOffset(off, p)) return false; - auto key_byte_with = - static_cast(ReadUInt64(p + byte_width, byte_width)); - if (!VerifyByteWidth(key_byte_with)) return false; - return VerifyVector(Reference(p, byte_width, key_byte_with, FBT_VECTOR_KEY), - p - off, FBT_KEY); - } - - bool VerifyKey(const uint8_t *p) { - FLEX_CHECK_VERIFIED(p, PackedType(BIT_WIDTH_8, FBT_KEY)); - while (p < buf_ + size_) - if (*p++) return true; - return false; - } - -#undef FLEX_CHECK_VERIFIED - - bool VerifyTerminator(const String &s) { - return VerifyFromPointer(reinterpret_cast(s.c_str()), - s.size() + 1); - } - - bool VerifyRef(Reference r) { - // r.parent_width_ and r.data_ already verified. - if (!VerifyByteWidth(r.byte_width_) || !VerifyType(r.type_)) { - return false; - } - if (IsInline(r.type_)) { - // Inline scalars, don't require further verification. - return true; - } - // All remaining types are an offset. - auto off = ReadUInt64(r.data_, r.parent_width_); - if (!VerifyOffset(off, r.data_)) return false; - auto p = r.Indirect(); - if (!VerifyAlignment(p, r.byte_width_)) return false; - switch (r.type_) { - case FBT_INDIRECT_INT: - case FBT_INDIRECT_UINT: - case FBT_INDIRECT_FLOAT: return VerifyFromPointer(p, r.byte_width_); - case FBT_KEY: return VerifyKey(p); - case FBT_MAP: - return VerifyVector(r, p, FBT_NULL) && VerifyKeys(p, r.byte_width_); - case FBT_VECTOR: return VerifyVector(r, p, FBT_NULL); - case FBT_VECTOR_INT: return VerifyVector(r, p, FBT_INT); - case FBT_VECTOR_BOOL: - case FBT_VECTOR_UINT: return VerifyVector(r, p, FBT_UINT); - case FBT_VECTOR_FLOAT: return VerifyVector(r, p, FBT_FLOAT); - case FBT_VECTOR_KEY: return VerifyVector(r, p, FBT_KEY); - case FBT_VECTOR_STRING_DEPRECATED: - // Use of FBT_KEY here intentional, see elsewhere. - return VerifyVector(r, p, FBT_KEY); - case FBT_BLOB: return VerifyVector(r, p, FBT_UINT); - case FBT_STRING: - return VerifyVector(r, p, FBT_UINT) && - VerifyTerminator(String(p, r.byte_width_)); - case FBT_VECTOR_INT2: - case FBT_VECTOR_UINT2: - case FBT_VECTOR_FLOAT2: - case FBT_VECTOR_INT3: - case FBT_VECTOR_UINT3: - case FBT_VECTOR_FLOAT3: - case FBT_VECTOR_INT4: - case FBT_VECTOR_UINT4: - case FBT_VECTOR_FLOAT4: { - uint8_t len = 0; - auto vtype = ToFixedTypedVectorElementType(r.type_, &len); - if (!VerifyType(vtype)) return false; - return VerifyFromPointer(p, r.byte_width_ * len); - } - default: return false; - } - } - - public: - bool VerifyBuffer() { - if (!Check(size_ >= 3)) return false; - auto end = buf_ + size_; - auto byte_width = *--end; - auto packed_type = *--end; - return VerifyByteWidth(byte_width) && Check(end - buf_ >= byte_width) && - VerifyRef(Reference(end - byte_width, byte_width, packed_type)); - } - - private: - const uint8_t *buf_; - size_t size_; - size_t depth_; - const size_t max_depth_; - size_t num_vectors_; - const size_t max_vectors_; - bool check_alignment_; - std::vector *reuse_tracker_; -}; - -// Utility function that constructs the Verifier for you, see above for -// parameters. -inline bool VerifyBuffer(const uint8_t *buf, size_t buf_len, - std::vector *reuse_tracker = nullptr) { - Verifier verifier(buf, buf_len, reuse_tracker); - return verifier.VerifyBuffer(); -} - -} // namespace flexbuffers - -#if defined(_MSC_VER) -# pragma warning(pop) -#endif - -#endif // FLATBUFFERS_FLEXBUFFERS_H_ diff --git a/vendor/flatbuffers/grpc.h b/vendor/flatbuffers/grpc.h deleted file mode 100644 index 5d15bc51c0b6..000000000000 --- a/vendor/flatbuffers/grpc.h +++ /dev/null @@ -1,300 +0,0 @@ -/* - * Copyright 2014 Google Inc. All rights reserved. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#ifndef FLATBUFFERS_GRPC_H_ -#define FLATBUFFERS_GRPC_H_ - -// Helper functionality to glue FlatBuffers and GRPC. - -#include "flatbuffers/flatbuffers.h" -#include "grpc/byte_buffer_reader.h" -#include "grpcpp/support/byte_buffer.h" -#include "grpcpp/support/slice.h" - -namespace flatbuffers { -namespace grpc { - -// Message is a typed wrapper around a buffer that manages the underlying -// `grpc_slice` and also provides flatbuffers-specific helpers such as `Verify` -// and `GetRoot`. Since it is backed by a `grpc_slice`, the underlying buffer -// is refcounted and ownership is be managed automatically. -template class Message { - public: - Message() {} - - Message(::grpc::Slice slice) : slice_(slice) {} - - Message &operator=(const Message &other) = delete; - - Message(Message &&other) = default; - - Message(const Message &other) = delete; - - Message &operator=(Message &&other) = default; - - const uint8_t *mutable_data() const { return slice_.begin(); } - - const uint8_t *data() const { return slice_.begin(); } - - size_t size() const { return slice_.size(); } - - bool Verify() const { - Verifier verifier(data(), size()); - return verifier.VerifyBuffer(nullptr); - } - - T *GetMutableRoot() { return flatbuffers::GetMutableRoot(mutable_data()); } - - const T *GetRoot() const { return flatbuffers::GetRoot(data()); } - - // This is only intended for serializer use, or if you know what you're doing - const ::grpc::Slice &BorrowSlice() const { return slice_; } - - private: - ::grpc::Slice slice_; -}; - -class MessageBuilder; - -// SliceAllocator is a gRPC-specific allocator that uses the `grpc_slice` -// refcounted slices to manage memory ownership. This makes it easy and -// efficient to transfer buffers to gRPC. -class SliceAllocator : public Allocator { - public: - SliceAllocator() {} - - SliceAllocator(const SliceAllocator &other) = delete; - SliceAllocator &operator=(const SliceAllocator &other) = delete; - - SliceAllocator(SliceAllocator &&other) { - // default-construct and swap idiom - swap(other); - } - - SliceAllocator &operator=(SliceAllocator &&other) { - // move-construct and swap idiom - SliceAllocator temp(std::move(other)); - swap(temp); - return *this; - } - - void swap(SliceAllocator &other) { - using std::swap; - swap(slice_, other.slice_); - } - - virtual ~SliceAllocator() {} - - virtual uint8_t *allocate(size_t size) override { - FLATBUFFERS_ASSERT(slice_.size() == 0); - slice_ = ::grpc::Slice(size); - return const_cast(slice_.begin()); - } - - virtual void deallocate(uint8_t *p, size_t size) override { - FLATBUFFERS_ASSERT(p == slice_.begin()); - FLATBUFFERS_ASSERT(size == slice_.size()); - slice_ = ::grpc::Slice(); - } - - virtual uint8_t *reallocate_downward(uint8_t *old_p, size_t old_size, - size_t new_size, size_t in_use_back, - size_t in_use_front) override { - FLATBUFFERS_ASSERT(old_p == slice_.begin()); - FLATBUFFERS_ASSERT(old_size == slice_.size()); - FLATBUFFERS_ASSERT(new_size > old_size); - ::grpc::Slice old_slice = slice_; - ::grpc::Slice new_slice = ::grpc::Slice(new_size); - uint8_t *new_p = const_cast(new_slice.begin()); - memcpy_downward(old_p, old_size, new_p, new_size, in_use_back, - in_use_front); - slice_ = new_slice; - return new_p; - } - - private: - ::grpc::Slice &get_slice(uint8_t *p, size_t size) { - FLATBUFFERS_ASSERT(p == slice_.begin()); - FLATBUFFERS_ASSERT(size == slice_.size()); - return slice_; - } - - ::grpc::Slice slice_; - - friend class MessageBuilder; -}; - -// SliceAllocatorMember is a hack to ensure that the MessageBuilder's -// slice_allocator_ member is constructed before the FlatBufferBuilder, since -// the allocator is used in the FlatBufferBuilder ctor. -namespace detail { -struct SliceAllocatorMember { - SliceAllocator slice_allocator_; -}; -} // namespace detail - -// MessageBuilder is a gRPC-specific FlatBufferBuilder that uses SliceAllocator -// to allocate gRPC buffers. -class MessageBuilder : private detail::SliceAllocatorMember, - public FlatBufferBuilder { - public: - explicit MessageBuilder(uoffset_t initial_size = 1024) - : FlatBufferBuilder(initial_size, &slice_allocator_, false) {} - - MessageBuilder(const MessageBuilder &other) = delete; - MessageBuilder &operator=(const MessageBuilder &other) = delete; - - MessageBuilder(MessageBuilder &&other) - : FlatBufferBuilder(1024, &slice_allocator_, false) { - // Default construct and swap idiom. - Swap(other); - } - - /// Create a MessageBuilder from a FlatBufferBuilder. - explicit MessageBuilder(FlatBufferBuilder &&src, - void (*dealloc)(void *, - size_t) = &DefaultAllocator::dealloc) - : FlatBufferBuilder(1024, &slice_allocator_, false) { - src.Swap(*this); - src.SwapBufAllocator(*this); - if (buf_.capacity()) { - uint8_t *buf = buf_.scratch_data(); // pointer to memory - size_t capacity = buf_.capacity(); // size of memory - slice_allocator_.slice_ = ::grpc::Slice(buf, capacity, dealloc); - } else { - slice_allocator_.slice_ = ::grpc::Slice(); - } - } - - /// Move-assign a FlatBufferBuilder to a MessageBuilder. - /// Only FlatBufferBuilder with default allocator (basically, nullptr) is - /// supported. - MessageBuilder &operator=(FlatBufferBuilder &&src) { - // Move construct a temporary and swap - MessageBuilder temp(std::move(src)); - Swap(temp); - return *this; - } - - MessageBuilder &operator=(MessageBuilder &&other) { - // Move construct a temporary and swap - MessageBuilder temp(std::move(other)); - Swap(temp); - return *this; - } - - void Swap(MessageBuilder &other) { - slice_allocator_.swap(other.slice_allocator_); - FlatBufferBuilder::Swap(other); - // After swapping the FlatBufferBuilder, we swap back the allocator, which - // restores the original allocator back in place. This is necessary because - // MessageBuilder's allocator is its own member (SliceAllocatorMember). The - // allocator passed to FlatBufferBuilder::vector_downward must point to this - // member. - buf_.swap_allocator(other.buf_); - } - - // Releases the ownership of the buffer pointer. - // Returns the size, offset, and the original grpc_slice that - // allocated the buffer. Also see grpc_slice_unref(). - uint8_t *ReleaseRaw(size_t &size, size_t &offset, ::grpc::Slice &slice) { - uint8_t *buf = FlatBufferBuilder::ReleaseRaw(size, offset); - slice = slice_allocator_.slice_; - slice_allocator_.slice_ = ::grpc::Slice(); - return buf; - } - - ~MessageBuilder() {} - - // GetMessage extracts the subslice of the buffer corresponding to the - // flatbuffers-encoded region and wraps it in a `Message` to handle buffer - // ownership. - template Message GetMessage() { - auto buf_data = buf_.scratch_data(); // pointer to memory - auto buf_size = buf_.capacity(); // size of memory - auto msg_data = buf_.data(); // pointer to msg - auto msg_size = buf_.size(); // size of msg - // Do some sanity checks on data/size - FLATBUFFERS_ASSERT(msg_data); - FLATBUFFERS_ASSERT(msg_size); - FLATBUFFERS_ASSERT(msg_data >= buf_data); - FLATBUFFERS_ASSERT(msg_data + msg_size <= buf_data + buf_size); - // Calculate offsets from the buffer start - auto begin = msg_data - buf_data; - auto end = begin + msg_size; - // Get the slice we are working with (no refcount change) - ::grpc::Slice slice = slice_allocator_.get_slice(buf_data, buf_size); - // Extract a subslice of the existing slice (increment refcount) - ::grpc::Slice subslice = slice.sub(begin, end); - // Wrap the subslice in a `Message`, but don't increment refcount - Message msg(subslice); - return msg; - } - - template Message ReleaseMessage() { - Message msg = GetMessage(); - Reset(); - return msg; - } - - private: - // SliceAllocator slice_allocator_; // part of SliceAllocatorMember -}; - -} // namespace grpc -} // namespace flatbuffers - -namespace grpc { - -template class SerializationTraits> { - public: - static grpc::Status Serialize(const flatbuffers::grpc::Message &msg, - ByteBuffer *buffer, bool *own_buffer) { - // Package the single slice into a `ByteBuffer`, - // incrementing the refcount in the process. - *buffer = ByteBuffer(&msg.BorrowSlice(), 1); - *own_buffer = true; - return grpc::Status::OK; - } - - // Deserialize by pulling the - static grpc::Status Deserialize(ByteBuffer *buf, - flatbuffers::grpc::Message *msg) { - Slice slice; - if (!buf->TrySingleSlice(&slice).ok()) { - if (!buf->DumpToSingleSlice(&slice).ok()) { - buf->Clear(); - return ::grpc::Status(::grpc::StatusCode::INTERNAL, "No payload"); - } - } - *msg = flatbuffers::grpc::Message(slice); - buf->Clear(); -#if FLATBUFFERS_GRPC_DISABLE_AUTO_VERIFICATION - return ::grpc::Status::OK; -#else - if (msg->Verify()) { - return ::grpc::Status::OK; - } else { - return ::grpc::Status(::grpc::StatusCode::INTERNAL, - "Message verification failed"); - } -#endif - } -}; - -} // namespace grpc - -#endif // FLATBUFFERS_GRPC_H_ diff --git a/vendor/flatbuffers/hash.h b/vendor/flatbuffers/hash.h deleted file mode 100644 index aebf0713fd91..000000000000 --- a/vendor/flatbuffers/hash.h +++ /dev/null @@ -1,127 +0,0 @@ -/* - * Copyright 2015 Google Inc. All rights reserved. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#ifndef FLATBUFFERS_HASH_H_ -#define FLATBUFFERS_HASH_H_ - -#include -#include - -#include "flatbuffers/flatbuffers.h" - -namespace flatbuffers { - -template struct FnvTraits { - static const T kFnvPrime; - static const T kOffsetBasis; -}; - -template<> struct FnvTraits { - static const uint32_t kFnvPrime = 0x01000193; - static const uint32_t kOffsetBasis = 0x811C9DC5; -}; - -template<> struct FnvTraits { - static const uint64_t kFnvPrime = 0x00000100000001b3ULL; - static const uint64_t kOffsetBasis = 0xcbf29ce484222645ULL; -}; - -template T HashFnv1(const char *input) { - T hash = FnvTraits::kOffsetBasis; - for (const char *c = input; *c; ++c) { - hash *= FnvTraits::kFnvPrime; - hash ^= static_cast(*c); - } - return hash; -} - -template T HashFnv1a(const char *input) { - T hash = FnvTraits::kOffsetBasis; - for (const char *c = input; *c; ++c) { - hash ^= static_cast(*c); - hash *= FnvTraits::kFnvPrime; - } - return hash; -} - -template<> inline uint16_t HashFnv1(const char *input) { - uint32_t hash = HashFnv1(input); - return (hash >> 16) ^ (hash & 0xffff); -} - -template<> inline uint16_t HashFnv1a(const char *input) { - uint32_t hash = HashFnv1a(input); - return (hash >> 16) ^ (hash & 0xffff); -} - -template struct NamedHashFunction { - const char *name; - - typedef T (*HashFunction)(const char *); - HashFunction function; -}; - -const NamedHashFunction kHashFunctions16[] = { - { "fnv1_16", HashFnv1 }, - { "fnv1a_16", HashFnv1a }, -}; - -const NamedHashFunction kHashFunctions32[] = { - { "fnv1_32", HashFnv1 }, - { "fnv1a_32", HashFnv1a }, -}; - -const NamedHashFunction kHashFunctions64[] = { - { "fnv1_64", HashFnv1 }, - { "fnv1a_64", HashFnv1a }, -}; - -inline NamedHashFunction::HashFunction FindHashFunction16( - const char *name) { - std::size_t size = sizeof(kHashFunctions16) / sizeof(kHashFunctions16[0]); - for (std::size_t i = 0; i < size; ++i) { - if (std::strcmp(name, kHashFunctions16[i].name) == 0) { - return kHashFunctions16[i].function; - } - } - return nullptr; -} - -inline NamedHashFunction::HashFunction FindHashFunction32( - const char *name) { - std::size_t size = sizeof(kHashFunctions32) / sizeof(kHashFunctions32[0]); - for (std::size_t i = 0; i < size; ++i) { - if (std::strcmp(name, kHashFunctions32[i].name) == 0) { - return kHashFunctions32[i].function; - } - } - return nullptr; -} - -inline NamedHashFunction::HashFunction FindHashFunction64( - const char *name) { - std::size_t size = sizeof(kHashFunctions64) / sizeof(kHashFunctions64[0]); - for (std::size_t i = 0; i < size; ++i) { - if (std::strcmp(name, kHashFunctions64[i].name) == 0) { - return kHashFunctions64[i].function; - } - } - return nullptr; -} - -} // namespace flatbuffers - -#endif // FLATBUFFERS_HASH_H_ diff --git a/vendor/flatbuffers/idl.h b/vendor/flatbuffers/idl.h deleted file mode 100644 index 4cfd7ebfb0d9..000000000000 --- a/vendor/flatbuffers/idl.h +++ /dev/null @@ -1,1272 +0,0 @@ -/* - * Copyright 2014 Google Inc. All rights reserved. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#ifndef FLATBUFFERS_IDL_H_ -#define FLATBUFFERS_IDL_H_ - -#include -#include -#include -#include - -#include "flatbuffers/base.h" -#include "flatbuffers/flatbuffers.h" -#include "flatbuffers/flexbuffers.h" -#include "flatbuffers/hash.h" -#include "flatbuffers/reflection.h" - -// This file defines the data types representing a parsed IDL (Interface -// Definition Language) / schema file. - -// Limits maximum depth of nested objects. -// Prevents stack overflow while parse scheme, or json, or flexbuffer. -#if !defined(FLATBUFFERS_MAX_PARSING_DEPTH) -# define FLATBUFFERS_MAX_PARSING_DEPTH 64 -#endif - -namespace flatbuffers { - -// The order of these matters for Is*() functions below. -// Additionally, Parser::ParseType assumes bool..string is a contiguous range -// of type tokens. -// clang-format off -#define FLATBUFFERS_GEN_TYPES_SCALAR(TD) \ - TD(NONE, "", uint8_t, byte, byte, byte, uint8, u8, UByte, UInt8) \ - TD(UTYPE, "", uint8_t, byte, byte, byte, uint8, u8, UByte, UInt8) /* begin scalar/int */ \ - TD(BOOL, "bool", uint8_t, boolean,bool, bool, bool, bool, Boolean, Bool) \ - TD(CHAR, "byte", int8_t, byte, int8, sbyte, int8, i8, Byte, Int8) \ - TD(UCHAR, "ubyte", uint8_t, byte, byte, byte, uint8, u8, UByte, UInt8) \ - TD(SHORT, "short", int16_t, short, int16, short, int16, i16, Short, Int16) \ - TD(USHORT, "ushort", uint16_t, short, uint16, ushort, uint16, u16, UShort, UInt16) \ - TD(INT, "int", int32_t, int, int32, int, int32, i32, Int, Int32) \ - TD(UINT, "uint", uint32_t, int, uint32, uint, uint32, u32, UInt, UInt32) \ - TD(LONG, "long", int64_t, long, int64, long, int64, i64, Long, Int64) \ - TD(ULONG, "ulong", uint64_t, long, uint64, ulong, uint64, u64, ULong, UInt64) /* end int */ \ - TD(FLOAT, "float", float, float, float32, float, float32, f32, Float, Float32) /* begin float */ \ - TD(DOUBLE, "double", double, double, float64, double, float64, f64, Double, Double) /* end float/scalar */ -#define FLATBUFFERS_GEN_TYPES_POINTER(TD) \ - TD(STRING, "string", Offset, int, int, StringOffset, int, unused, Int, Offset) \ - TD(VECTOR, "", Offset, int, int, VectorOffset, int, unused, Int, Offset) \ - TD(STRUCT, "", Offset, int, int, int, int, unused, Int, Offset) \ - TD(UNION, "", Offset, int, int, int, int, unused, Int, Offset) -#define FLATBUFFERS_GEN_TYPE_ARRAY(TD) \ - TD(ARRAY, "", int, int, int, int, int, unused, Int, Offset) -// The fields are: -// - enum -// - FlatBuffers schema type. -// - C++ type. -// - Java type. -// - Go type. -// - C# / .Net type. -// - Python type. -// - Kotlin type. -// - Rust type. - -// using these macros, we can now write code dealing with types just once, e.g. - -/* -switch (type) { - #define FLATBUFFERS_TD(ENUM, IDLTYPE, CTYPE, JTYPE, GTYPE, NTYPE, PTYPE, \ - RTYPE, KTYPE) \ - case BASE_TYPE_ ## ENUM: \ - // do something specific to CTYPE here - FLATBUFFERS_GEN_TYPES(FLATBUFFERS_TD) - #undef FLATBUFFERS_TD -} -*/ - -// If not all FLATBUFFERS_GEN_() arguments are necessary for implementation -// of FLATBUFFERS_TD, you can use a variadic macro (with __VA_ARGS__ if needed). -// In the above example, only CTYPE is used to generate the code, it can be rewritten: - -/* -switch (type) { - #define FLATBUFFERS_TD(ENUM, IDLTYPE, CTYPE, ...) \ - case BASE_TYPE_ ## ENUM: \ - // do something specific to CTYPE here - FLATBUFFERS_GEN_TYPES(FLATBUFFERS_TD) - #undef FLATBUFFERS_TD -} -*/ - -#define FLATBUFFERS_GEN_TYPES(TD) \ - FLATBUFFERS_GEN_TYPES_SCALAR(TD) \ - FLATBUFFERS_GEN_TYPES_POINTER(TD) \ - FLATBUFFERS_GEN_TYPE_ARRAY(TD) - -// Create an enum for all the types above. -#ifdef __GNUC__ -__extension__ // Stop GCC complaining about trailing comma with -Wpendantic. -#endif -enum BaseType { - #define FLATBUFFERS_TD(ENUM, ...) \ - BASE_TYPE_ ## ENUM, - FLATBUFFERS_GEN_TYPES(FLATBUFFERS_TD) - #undef FLATBUFFERS_TD -}; - -#define FLATBUFFERS_TD(ENUM, IDLTYPE, CTYPE, ...) \ - static_assert(sizeof(CTYPE) <= sizeof(largest_scalar_t), \ - "define largest_scalar_t as " #CTYPE); - FLATBUFFERS_GEN_TYPES(FLATBUFFERS_TD) -#undef FLATBUFFERS_TD - -inline bool IsScalar (BaseType t) { return t >= BASE_TYPE_UTYPE && - t <= BASE_TYPE_DOUBLE; } -inline bool IsInteger(BaseType t) { return t >= BASE_TYPE_UTYPE && - t <= BASE_TYPE_ULONG; } -inline bool IsFloat (BaseType t) { return t == BASE_TYPE_FLOAT || - t == BASE_TYPE_DOUBLE; } -inline bool IsLong (BaseType t) { return t == BASE_TYPE_LONG || - t == BASE_TYPE_ULONG; } -inline bool IsBool (BaseType t) { return t == BASE_TYPE_BOOL; } -inline bool IsOneByte(BaseType t) { return t >= BASE_TYPE_UTYPE && - t <= BASE_TYPE_UCHAR; } - -inline bool IsUnsigned(BaseType t) { - return (t == BASE_TYPE_UTYPE) || (t == BASE_TYPE_UCHAR) || - (t == BASE_TYPE_USHORT) || (t == BASE_TYPE_UINT) || - (t == BASE_TYPE_ULONG); -} - -// clang-format on - -extern const char *const kTypeNames[]; -extern const char kTypeSizes[]; - -inline size_t SizeOf(BaseType t) { return kTypeSizes[t]; } - -struct StructDef; -struct EnumDef; -class Parser; - -// Represents any type in the IDL, which is a combination of the BaseType -// and additional information for vectors/structs_. -struct Type { - explicit Type(BaseType _base_type = BASE_TYPE_NONE, StructDef *_sd = nullptr, - EnumDef *_ed = nullptr, uint16_t _fixed_length = 0) - : base_type(_base_type), - element(BASE_TYPE_NONE), - struct_def(_sd), - enum_def(_ed), - fixed_length(_fixed_length) {} - - bool operator==(const Type &o) const { - return base_type == o.base_type && element == o.element && - struct_def == o.struct_def && enum_def == o.enum_def; - } - - Type VectorType() const { - return Type(element, struct_def, enum_def, fixed_length); - } - - Offset Serialize(FlatBufferBuilder *builder) const; - - bool Deserialize(const Parser &parser, const reflection::Type *type); - - BaseType base_type; - BaseType element; // only set if t == BASE_TYPE_VECTOR - StructDef *struct_def; // only set if t or element == BASE_TYPE_STRUCT - EnumDef *enum_def; // set if t == BASE_TYPE_UNION / BASE_TYPE_UTYPE, - // or for an integral type derived from an enum. - uint16_t fixed_length; // only set if t == BASE_TYPE_ARRAY -}; - -// Represents a parsed scalar value, it's type, and field offset. -struct Value { - Value() - : constant("0"), - offset(static_cast(~(static_cast(0U)))) {} - Type type; - std::string constant; - voffset_t offset; -}; - -// Helper class that retains the original order of a set of identifiers and -// also provides quick lookup. -template class SymbolTable { - public: - ~SymbolTable() { - for (auto it = vec.begin(); it != vec.end(); ++it) { delete *it; } - } - - bool Add(const std::string &name, T *e) { - vec.emplace_back(e); - auto it = dict.find(name); - if (it != dict.end()) return true; - dict[name] = e; - return false; - } - - void Move(const std::string &oldname, const std::string &newname) { - auto it = dict.find(oldname); - if (it != dict.end()) { - auto obj = it->second; - dict.erase(it); - dict[newname] = obj; - } else { - FLATBUFFERS_ASSERT(false); - } - } - - T *Lookup(const std::string &name) const { - auto it = dict.find(name); - return it == dict.end() ? nullptr : it->second; - } - - public: - std::map dict; // quick lookup - std::vector vec; // Used to iterate in order of insertion -}; - -// A name space, as set in the schema. -struct Namespace { - Namespace() : from_table(0) {} - - // Given a (potentially unqualified) name, return the "fully qualified" name - // which has a full namespaced descriptor. - // With max_components you can request less than the number of components - // the current namespace has. - std::string GetFullyQualifiedName(const std::string &name, - size_t max_components = 1000) const; - - std::vector components; - size_t from_table; // Part of the namespace corresponds to a message/table. -}; - -inline bool operator<(const Namespace &a, const Namespace &b) { - size_t min_size = std::min(a.components.size(), b.components.size()); - for (size_t i = 0; i < min_size; ++i) { - if (a.components[i] != b.components[i]) - return a.components[i] < b.components[i]; - } - return a.components.size() < b.components.size(); -} - -// Base class for all definition types (fields, structs_, enums_). -struct Definition { - Definition() - : generated(false), - defined_namespace(nullptr), - serialized_location(0), - index(-1), - refcount(1), - declaration_file(nullptr) {} - - flatbuffers::Offset< - flatbuffers::Vector>> - SerializeAttributes(FlatBufferBuilder *builder, const Parser &parser) const; - - bool DeserializeAttributes(Parser &parser, - const Vector> *attrs); - - std::string name; - std::string file; - std::vector doc_comment; - SymbolTable attributes; - bool generated; // did we already output code for this definition? - Namespace *defined_namespace; // Where it was defined. - - // For use with Serialize() - uoffset_t serialized_location; - int index; // Inside the vector it is stored. - int refcount; - const std::string *declaration_file; -}; - -struct FieldDef : public Definition { - FieldDef() - : deprecated(false), - key(false), - shared(false), - native_inline(false), - flexbuffer(false), - presence(kDefault), - nested_flatbuffer(nullptr), - padding(0) {} - - Offset Serialize(FlatBufferBuilder *builder, uint16_t id, - const Parser &parser) const; - - bool Deserialize(Parser &parser, const reflection::Field *field); - - bool IsScalarOptional() const { - return IsScalar(value.type.base_type) && IsOptional(); - } - bool IsOptional() const { return presence == kOptional; } - bool IsRequired() const { return presence == kRequired; } - bool IsDefault() const { return presence == kDefault; } - - Value value; - bool deprecated; // Field is allowed to be present in old data, but can't be. - // written in new data nor accessed in new code. - bool key; // Field functions as a key for creating sorted vectors. - bool shared; // Field will be using string pooling (i.e. CreateSharedString) - // as default serialization behavior if field is a string. - bool native_inline; // Field will be defined inline (instead of as a pointer) - // for native tables if field is a struct. - bool flexbuffer; // This field contains FlexBuffer data. - - enum Presence { - // Field must always be present. - kRequired, - // Non-presence should be signalled to and controlled by users. - kOptional, - // Non-presence is hidden from users. - // Implementations may omit writing default values. - kDefault, - }; - Presence static MakeFieldPresence(bool optional, bool required) { - FLATBUFFERS_ASSERT(!(required && optional)); - // clang-format off - return required ? FieldDef::kRequired - : optional ? FieldDef::kOptional - : FieldDef::kDefault; - // clang-format on - } - Presence presence; - - StructDef *nested_flatbuffer; // This field contains nested FlatBuffer data. - size_t padding; // Bytes to always pad after this field. -}; - -struct StructDef : public Definition { - StructDef() - : fixed(false), - predecl(true), - sortbysize(true), - has_key(false), - minalign(1), - bytesize(0) {} - - void PadLastField(size_t min_align) { - auto padding = PaddingBytes(bytesize, min_align); - bytesize += padding; - if (fields.vec.size()) fields.vec.back()->padding = padding; - } - - Offset Serialize(FlatBufferBuilder *builder, - const Parser &parser) const; - - bool Deserialize(Parser &parser, const reflection::Object *object); - - SymbolTable fields; - - bool fixed; // If it's struct, not a table. - bool predecl; // If it's used before it was defined. - bool sortbysize; // Whether fields come in the declaration or size order. - bool has_key; // It has a key field. - size_t minalign; // What the whole object needs to be aligned to. - size_t bytesize; // Size if fixed. - - flatbuffers::unique_ptr original_location; -}; - -struct EnumDef; -struct EnumValBuilder; - -struct EnumVal { - Offset Serialize(FlatBufferBuilder *builder, - const Parser &parser) const; - - bool Deserialize(const Parser &parser, const reflection::EnumVal *val); - - uint64_t GetAsUInt64() const { return static_cast(value); } - int64_t GetAsInt64() const { return value; } - bool IsZero() const { return 0 == value; } - bool IsNonZero() const { return !IsZero(); } - - std::string name; - std::vector doc_comment; - Type union_type; - - private: - friend EnumDef; - friend EnumValBuilder; - friend bool operator==(const EnumVal &lhs, const EnumVal &rhs); - - EnumVal(const std::string &_name, int64_t _val) : name(_name), value(_val) {} - EnumVal() : value(0) {} - - int64_t value; -}; - -struct EnumDef : public Definition { - EnumDef() : is_union(false), uses_multiple_type_instances(false) {} - - Offset Serialize(FlatBufferBuilder *builder, - const Parser &parser) const; - - bool Deserialize(Parser &parser, const reflection::Enum *values); - - template void ChangeEnumValue(EnumVal *ev, T new_val); - void SortByValue(); - void RemoveDuplicates(); - - std::string AllFlags() const; - const EnumVal *MinValue() const; - const EnumVal *MaxValue() const; - // Returns the number of integer steps from v1 to v2. - uint64_t Distance(const EnumVal *v1, const EnumVal *v2) const; - // Returns the number of integer steps from Min to Max. - uint64_t Distance() const { return Distance(MinValue(), MaxValue()); } - - EnumVal *ReverseLookup(int64_t enum_idx, - bool skip_union_default = false) const; - EnumVal *FindByValue(const std::string &constant) const; - - std::string ToString(const EnumVal &ev) const { - return IsUInt64() ? NumToString(ev.GetAsUInt64()) - : NumToString(ev.GetAsInt64()); - } - - size_t size() const { return vals.vec.size(); } - - const std::vector &Vals() const { return vals.vec; } - - const EnumVal *Lookup(const std::string &enum_name) const { - return vals.Lookup(enum_name); - } - - bool is_union; - // Type is a union which uses type aliases where at least one type is - // available under two different names. - bool uses_multiple_type_instances; - Type underlying_type; - - private: - bool IsUInt64() const { - return (BASE_TYPE_ULONG == underlying_type.base_type); - } - - friend EnumValBuilder; - SymbolTable vals; -}; - -inline bool IsString(const Type &type) { - return type.base_type == BASE_TYPE_STRING; -} - -inline bool IsStruct(const Type &type) { - return type.base_type == BASE_TYPE_STRUCT && type.struct_def->fixed; -} - -inline bool IsTable(const Type &type) { - return type.base_type == BASE_TYPE_STRUCT && !type.struct_def->fixed; -} - -inline bool IsUnion(const Type &type) { - return type.enum_def != nullptr && type.enum_def->is_union; -} - -inline bool IsUnionType(const Type &type) { - return IsUnion(type) && IsInteger(type.base_type); -} - -inline bool IsVector(const Type &type) { - return type.base_type == BASE_TYPE_VECTOR; -} - -inline bool IsVectorOfStruct(const Type& type) { - return IsVector(type) && IsStruct(type.VectorType()); -} - -inline bool IsVectorOfTable(const Type& type) { - return IsVector(type) && IsTable(type.VectorType()); -} - -inline bool IsArray(const Type &type) { - return type.base_type == BASE_TYPE_ARRAY; -} - -inline bool IsSeries(const Type &type) { - return IsVector(type) || IsArray(type); -} - -inline bool IsEnum(const Type &type) { - return type.enum_def != nullptr && IsInteger(type.base_type); -} - -inline size_t InlineSize(const Type &type) { - return IsStruct(type) - ? type.struct_def->bytesize - : (IsArray(type) - ? InlineSize(type.VectorType()) * type.fixed_length - : SizeOf(type.base_type)); -} - -inline size_t InlineAlignment(const Type &type) { - if (IsStruct(type)) { - return type.struct_def->minalign; - } else if (IsArray(type)) { - return IsStruct(type.VectorType()) ? type.struct_def->minalign - : SizeOf(type.element); - } else { - return SizeOf(type.base_type); - } -} -inline bool operator==(const EnumVal &lhs, const EnumVal &rhs) { - return lhs.value == rhs.value; -} -inline bool operator!=(const EnumVal &lhs, const EnumVal &rhs) { - return !(lhs == rhs); -} - -inline bool EqualByName(const Type &a, const Type &b) { - return a.base_type == b.base_type && a.element == b.element && - (a.struct_def == b.struct_def || - a.struct_def->name == b.struct_def->name) && - (a.enum_def == b.enum_def || a.enum_def->name == b.enum_def->name); -} - -struct RPCCall : public Definition { - Offset Serialize(FlatBufferBuilder *builder, - const Parser &parser) const; - - bool Deserialize(Parser &parser, const reflection::RPCCall *call); - - StructDef *request, *response; -}; - -struct ServiceDef : public Definition { - Offset Serialize(FlatBufferBuilder *builder, - const Parser &parser) const; - bool Deserialize(Parser &parser, const reflection::Service *service); - - SymbolTable calls; -}; - -struct IncludedFile { - // The name of the schema file being included, as defined in the .fbs file. - // This includes the prefix (e.g., include "foo/bar/baz.fbs" would mean this - // value is "foo/bar/baz.fbs"). - std::string schema_name; - - // The filename of where the included file was found, after searching the - // relative paths plus any other paths included with `flatc -I ...`. Note, - // while this is sometimes the same as schema_name, it is not always, since it - // can be defined relative to where flatc was invoked. - std::string filename; -}; - -// Since IncludedFile is contained within a std::set, need to provide ordering. -inline bool operator<(const IncludedFile &a, const IncludedFile &b) { - return a.filename < b.filename; -} - -// Container of options that may apply to any of the source/text generators. -struct IDLOptions { - // field case style options for C++ - enum CaseStyle { CaseStyle_Unchanged = 0, CaseStyle_Upper, CaseStyle_Lower }; - - bool gen_jvmstatic; - // Use flexbuffers instead for binary and text generation - bool use_flexbuffers; - bool strict_json; - bool output_default_scalars_in_json; - int indent_step; - bool output_enum_identifiers; - bool prefixed_enums; - bool scoped_enums; - bool swift_implementation_only; - bool include_dependence_headers; - bool mutable_buffer; - bool one_file; - bool proto_mode; - bool proto_oneof_union; - bool generate_all; - bool skip_unexpected_fields_in_json; - bool generate_name_strings; - bool generate_object_based_api; - bool gen_compare; - std::string cpp_object_api_pointer_type; - std::string cpp_object_api_string_type; - bool cpp_object_api_string_flexible_constructor; - CaseStyle cpp_object_api_field_case_style; - bool cpp_direct_copy; - bool gen_nullable; - bool java_checkerframework; - bool gen_generated; - bool gen_json_coders; - std::string object_prefix; - std::string object_suffix; - bool union_value_namespacing; - bool allow_non_utf8; - bool natural_utf8; - std::string include_prefix; - bool keep_prefix; - bool binary_schema_comments; - bool binary_schema_builtins; - bool binary_schema_gen_embed; - std::string go_import; - std::string go_namespace; - bool protobuf_ascii_alike; - bool size_prefixed; - std::string root_type; - bool force_defaults; - bool java_primitive_has_method; - bool cs_gen_json_serializer; - std::vector cpp_includes; - std::string cpp_std; - bool cpp_static_reflection; - std::string proto_namespace_suffix; - std::string filename_suffix; - std::string filename_extension; - bool no_warnings; - bool warnings_as_errors; - std::string project_root; - bool cs_global_alias; - bool json_nested_flatbuffers; - bool json_nested_flexbuffers; - bool json_nested_legacy_flatbuffers; - bool ts_flat_file; - bool no_leak_private_annotations; - - // Possible options for the more general generator below. - enum Language { - kJava = 1 << 0, - kCSharp = 1 << 1, - kGo = 1 << 2, - kCpp = 1 << 3, - kPython = 1 << 5, - kPhp = 1 << 6, - kJson = 1 << 7, - kBinary = 1 << 8, - kTs = 1 << 9, - kJsonSchema = 1 << 10, - kDart = 1 << 11, - kLua = 1 << 12, - kLobster = 1 << 13, - kRust = 1 << 14, - kKotlin = 1 << 15, - kSwift = 1 << 16, - kMAX - }; - - enum MiniReflect { kNone, kTypes, kTypesAndNames }; - - MiniReflect mini_reflect; - - // If set, require all fields in a table to be explicitly numbered. - bool require_explicit_ids; - - // If set, implement serde::Serialize for generated Rust types - bool rust_serialize; - - // If set, generate rust types in individual files with a root module file. - bool rust_module_root_file; - - // The corresponding language bit will be set if a language is included - // for code generation. - unsigned long lang_to_generate; - - // If set (default behavior), empty string fields will be set to nullptr to - // make the flatbuffer more compact. - bool set_empty_strings_to_null; - - // If set (default behavior), empty vector fields will be set to nullptr to - // make the flatbuffer more compact. - bool set_empty_vectors_to_null; - - IDLOptions() - : gen_jvmstatic(false), - use_flexbuffers(false), - strict_json(false), - output_default_scalars_in_json(false), - indent_step(2), - output_enum_identifiers(true), - prefixed_enums(true), - scoped_enums(false), - swift_implementation_only(false), - include_dependence_headers(true), - mutable_buffer(false), - one_file(false), - proto_mode(false), - proto_oneof_union(false), - generate_all(false), - skip_unexpected_fields_in_json(false), - generate_name_strings(false), - generate_object_based_api(false), - gen_compare(false), - cpp_object_api_pointer_type("std::unique_ptr"), - cpp_object_api_string_flexible_constructor(false), - cpp_object_api_field_case_style(CaseStyle_Unchanged), - cpp_direct_copy(true), - gen_nullable(false), - java_checkerframework(false), - gen_generated(false), - gen_json_coders(false), - object_suffix("T"), - union_value_namespacing(true), - allow_non_utf8(false), - natural_utf8(false), - keep_prefix(false), - binary_schema_comments(false), - binary_schema_builtins(false), - binary_schema_gen_embed(false), - protobuf_ascii_alike(false), - size_prefixed(false), - force_defaults(false), - java_primitive_has_method(false), - cs_gen_json_serializer(false), - cpp_static_reflection(false), - filename_suffix("_generated"), - filename_extension(), - no_warnings(false), - warnings_as_errors(false), - project_root(""), - cs_global_alias(false), - json_nested_flatbuffers(true), - json_nested_flexbuffers(true), - json_nested_legacy_flatbuffers(false), - ts_flat_file(false), - no_leak_private_annotations(false), - mini_reflect(IDLOptions::kNone), - require_explicit_ids(false), - rust_serialize(false), - rust_module_root_file(false), - lang_to_generate(0), - set_empty_strings_to_null(true), - set_empty_vectors_to_null(true) {} -}; - -// This encapsulates where the parser is in the current source file. -struct ParserState { - ParserState() - : cursor_(nullptr), - line_start_(nullptr), - line_(0), - token_(-1), - attr_is_trivial_ascii_string_(true) {} - - protected: - void ResetState(const char *source) { - cursor_ = source; - line_ = 0; - MarkNewLine(); - } - - void MarkNewLine() { - line_start_ = cursor_; - line_ += 1; - } - - int64_t CursorPosition() const { - FLATBUFFERS_ASSERT(cursor_ && line_start_ && cursor_ >= line_start_); - return static_cast(cursor_ - line_start_); - } - - const char *cursor_; - const char *line_start_; - int line_; // the current line being parsed - int token_; - - // Flag: text in attribute_ is true ASCII string without escape - // sequences. Only printable ASCII (without [\t\r\n]). - // Used for number-in-string (and base64 string in future). - bool attr_is_trivial_ascii_string_; - std::string attribute_; - std::vector doc_comment_; -}; - -// A way to make error propagation less error prone by requiring values to be -// checked. -// Once you create a value of this type you must either: -// - Call Check() on it. -// - Copy or assign it to another value. -// Failure to do so leads to an assert. -// This guarantees that this as return value cannot be ignored. -class CheckedError { - public: - explicit CheckedError(bool error) - : is_error_(error), has_been_checked_(false) {} - - CheckedError &operator=(const CheckedError &other) { - is_error_ = other.is_error_; - has_been_checked_ = false; - other.has_been_checked_ = true; - return *this; - } - - CheckedError(const CheckedError &other) { - *this = other; // Use assignment operator. - } - - ~CheckedError() { FLATBUFFERS_ASSERT(has_been_checked_); } - - bool Check() { - has_been_checked_ = true; - return is_error_; - } - - private: - bool is_error_; - mutable bool has_been_checked_; -}; - -// Additionally, in GCC we can get these errors statically, for additional -// assurance: -// clang-format off -#ifdef __GNUC__ -#define FLATBUFFERS_CHECKED_ERROR CheckedError \ - __attribute__((warn_unused_result)) -#else -#define FLATBUFFERS_CHECKED_ERROR CheckedError -#endif -// clang-format on - -class Parser : public ParserState { - public: - explicit Parser(const IDLOptions &options = IDLOptions()) - : current_namespace_(nullptr), - empty_namespace_(nullptr), - flex_builder_(256, flexbuffers::BUILDER_FLAG_SHARE_ALL), - root_struct_def_(nullptr), - opts(options), - uses_flexbuffers_(false), - has_warning_(false), - advanced_features_(0), - source_(nullptr), - anonymous_counter_(0), - parse_depth_counter_(0) { - if (opts.force_defaults) { builder_.ForceDefaults(true); } - // Start out with the empty namespace being current. - empty_namespace_ = new Namespace(); - namespaces_.push_back(empty_namespace_); - current_namespace_ = empty_namespace_; - known_attributes_["deprecated"] = true; - known_attributes_["required"] = true; - known_attributes_["key"] = true; - known_attributes_["shared"] = true; - known_attributes_["hash"] = true; - known_attributes_["id"] = true; - known_attributes_["force_align"] = true; - known_attributes_["bit_flags"] = true; - known_attributes_["original_order"] = true; - known_attributes_["nested_flatbuffer"] = true; - known_attributes_["csharp_partial"] = true; - known_attributes_["streaming"] = true; - known_attributes_["idempotent"] = true; - known_attributes_["cpp_type"] = true; - known_attributes_["cpp_ptr_type"] = true; - known_attributes_["cpp_ptr_type_get"] = true; - known_attributes_["cpp_str_type"] = true; - known_attributes_["cpp_str_flex_ctor"] = true; - known_attributes_["native_inline"] = true; - known_attributes_["native_custom_alloc"] = true; - known_attributes_["native_type"] = true; - known_attributes_["native_type_pack_name"] = true; - known_attributes_["native_default"] = true; - known_attributes_["flexbuffer"] = true; - known_attributes_["private"] = true; - } - - ~Parser() { - for (auto it = namespaces_.begin(); it != namespaces_.end(); ++it) { - delete *it; - } - } - - // Parse the string containing either schema or JSON data, which will - // populate the SymbolTable's or the FlatBufferBuilder above. - // include_paths is used to resolve any include statements, and typically - // should at least include the project path (where you loaded source_ from). - // include_paths must be nullptr terminated if specified. - // If include_paths is nullptr, it will attempt to load from the current - // directory. - // If the source was loaded from a file and isn't an include file, - // supply its name in source_filename. - // All paths specified in this call must be in posix format, if you accept - // paths from user input, please call PosixPath on them first. - bool Parse(const char *_source, const char **include_paths = nullptr, - const char *source_filename = nullptr); - - bool ParseJson(const char *json, const char *json_filename = nullptr); - - // Set the root type. May override the one set in the schema. - bool SetRootType(const char *name); - - // Mark all definitions as already having code generated. - void MarkGenerated(); - - // Get the files recursively included by the given file. The returned - // container will have at least the given file. - std::set GetIncludedFilesRecursive( - const std::string &file_name) const; - - // Fills builder_ with a binary version of the schema parsed. - // See reflection/reflection.fbs - void Serialize(); - - // Deserialize a schema buffer - bool Deserialize(const uint8_t *buf, const size_t size); - - // Fills internal structure as if the schema passed had been loaded by parsing - // with Parse except that included filenames will not be populated. - bool Deserialize(const reflection::Schema *schema); - - Type *DeserializeType(const reflection::Type *type); - - // Checks that the schema represented by this parser is a safe evolution - // of the schema provided. Returns non-empty error on any problems. - std::string ConformTo(const Parser &base); - - // Similar to Parse(), but now only accepts JSON to be parsed into a - // FlexBuffer. - bool ParseFlexBuffer(const char *source, const char *source_filename, - flexbuffers::Builder *builder); - - StructDef *LookupStruct(const std::string &id) const; - StructDef *LookupStructThruParentNamespaces(const std::string &id) const; - - std::string UnqualifiedName(const std::string &fullQualifiedName); - - FLATBUFFERS_CHECKED_ERROR Error(const std::string &msg); - - // @brief Verify that any of 'opts.lang_to_generate' supports Optional scalars - // in a schema. - // @param opts Options used to parce a schema and generate code. - static bool SupportsOptionalScalars(const flatbuffers::IDLOptions &opts); - - // Get the set of included files that are directly referenced by the file - // being parsed. This does not include files that are transitively included by - // others includes. - std::vector GetIncludedFiles() const; - - private: - class ParseDepthGuard; - - void Message(const std::string &msg); - void Warning(const std::string &msg); - FLATBUFFERS_CHECKED_ERROR ParseHexNum(int nibbles, uint64_t *val); - FLATBUFFERS_CHECKED_ERROR Next(); - FLATBUFFERS_CHECKED_ERROR SkipByteOrderMark(); - bool Is(int t) const; - bool IsIdent(const char *id) const; - FLATBUFFERS_CHECKED_ERROR Expect(int t); - std::string TokenToStringId(int t) const; - EnumDef *LookupEnum(const std::string &id); - FLATBUFFERS_CHECKED_ERROR ParseNamespacing(std::string *id, - std::string *last); - FLATBUFFERS_CHECKED_ERROR ParseTypeIdent(Type &type); - FLATBUFFERS_CHECKED_ERROR ParseType(Type &type); - FLATBUFFERS_CHECKED_ERROR AddField(StructDef &struct_def, - const std::string &name, const Type &type, - FieldDef **dest); - FLATBUFFERS_CHECKED_ERROR ParseField(StructDef &struct_def); - FLATBUFFERS_CHECKED_ERROR ParseString(Value &val, bool use_string_pooling); - FLATBUFFERS_CHECKED_ERROR ParseComma(); - FLATBUFFERS_CHECKED_ERROR ParseAnyValue(Value &val, FieldDef *field, - size_t parent_fieldn, - const StructDef *parent_struct_def, - uoffset_t count, - bool inside_vector = false); - template - FLATBUFFERS_CHECKED_ERROR ParseTableDelimiters(size_t &fieldn, - const StructDef *struct_def, - F body); - FLATBUFFERS_CHECKED_ERROR ParseTable(const StructDef &struct_def, - std::string *value, uoffset_t *ovalue); - void SerializeStruct(const StructDef &struct_def, const Value &val); - void SerializeStruct(FlatBufferBuilder &builder, const StructDef &struct_def, - const Value &val); - template - FLATBUFFERS_CHECKED_ERROR ParseVectorDelimiters(uoffset_t &count, F body); - FLATBUFFERS_CHECKED_ERROR ParseVector(const Type &type, uoffset_t *ovalue, - FieldDef *field, size_t fieldn); - FLATBUFFERS_CHECKED_ERROR ParseArray(Value &array); - FLATBUFFERS_CHECKED_ERROR ParseNestedFlatbuffer( - Value &val, FieldDef *field, size_t fieldn, - const StructDef *parent_struct_def); - FLATBUFFERS_CHECKED_ERROR ParseMetaData(SymbolTable *attributes); - FLATBUFFERS_CHECKED_ERROR TryTypedValue(const std::string *name, int dtoken, - bool check, Value &e, BaseType req, - bool *destmatch); - FLATBUFFERS_CHECKED_ERROR ParseHash(Value &e, FieldDef *field); - FLATBUFFERS_CHECKED_ERROR TokenError(); - FLATBUFFERS_CHECKED_ERROR ParseSingleValue(const std::string *name, Value &e, - bool check_now); - FLATBUFFERS_CHECKED_ERROR ParseFunction(const std::string *name, Value &e); - FLATBUFFERS_CHECKED_ERROR ParseEnumFromString(const Type &type, - std::string *result); - StructDef *LookupCreateStruct(const std::string &name, - bool create_if_new = true, - bool definition = false); - FLATBUFFERS_CHECKED_ERROR ParseEnum(bool is_union, EnumDef **dest, - const char *filename); - FLATBUFFERS_CHECKED_ERROR ParseNamespace(); - FLATBUFFERS_CHECKED_ERROR StartStruct(const std::string &name, - StructDef **dest); - FLATBUFFERS_CHECKED_ERROR StartEnum(const std::string &name, bool is_union, - EnumDef **dest); - FLATBUFFERS_CHECKED_ERROR ParseDecl(const char *filename); - FLATBUFFERS_CHECKED_ERROR ParseService(const char *filename); - FLATBUFFERS_CHECKED_ERROR ParseProtoFields(StructDef *struct_def, - bool isextend, bool inside_oneof); - FLATBUFFERS_CHECKED_ERROR ParseProtoOption(); - FLATBUFFERS_CHECKED_ERROR ParseProtoKey(); - FLATBUFFERS_CHECKED_ERROR ParseProtoDecl(); - FLATBUFFERS_CHECKED_ERROR ParseProtoCurliesOrIdent(); - FLATBUFFERS_CHECKED_ERROR ParseTypeFromProtoType(Type *type); - FLATBUFFERS_CHECKED_ERROR SkipAnyJsonValue(); - FLATBUFFERS_CHECKED_ERROR ParseFlexBufferNumericConstant( - flexbuffers::Builder *builder); - FLATBUFFERS_CHECKED_ERROR ParseFlexBufferValue(flexbuffers::Builder *builder); - FLATBUFFERS_CHECKED_ERROR StartParseFile(const char *source, - const char *source_filename); - FLATBUFFERS_CHECKED_ERROR ParseRoot(const char *_source, - const char **include_paths, - const char *source_filename); - FLATBUFFERS_CHECKED_ERROR CheckPrivateLeak(); - FLATBUFFERS_CHECKED_ERROR CheckPrivatelyLeakedFields( - const Definition &def, const Definition &value_type); - FLATBUFFERS_CHECKED_ERROR DoParse(const char *_source, - const char **include_paths, - const char *source_filename, - const char *include_filename); - FLATBUFFERS_CHECKED_ERROR DoParseJson(); - FLATBUFFERS_CHECKED_ERROR CheckClash(std::vector &fields, - StructDef *struct_def, - const char *suffix, BaseType baseType); - FLATBUFFERS_CHECKED_ERROR ParseAlignAttribute( - const std::string &align_constant, size_t min_align, size_t *align); - - bool SupportsAdvancedUnionFeatures() const; - bool SupportsAdvancedArrayFeatures() const; - bool SupportsOptionalScalars() const; - bool SupportsDefaultVectorsAndStrings() const; - Namespace *UniqueNamespace(Namespace *ns); - - FLATBUFFERS_CHECKED_ERROR RecurseError(); - template CheckedError Recurse(F f); - - const std::string &GetPooledString(const std::string &s) const; - - public: - SymbolTable types_; - SymbolTable structs_; - SymbolTable enums_; - SymbolTable services_; - std::vector namespaces_; - Namespace *current_namespace_; - Namespace *empty_namespace_; - std::string error_; // User readable error_ if Parse() == false - - FlatBufferBuilder builder_; // any data contained in the file - flexbuffers::Builder flex_builder_; - flexbuffers::Reference flex_root_; - StructDef *root_struct_def_; - std::string file_identifier_; - std::string file_extension_; - - std::map included_files_; - std::map> files_included_per_file_; - std::vector native_included_files_; - - std::map known_attributes_; - - IDLOptions opts; - bool uses_flexbuffers_; - bool has_warning_; - - uint64_t advanced_features_; - - std::string file_being_parsed_; - - private: - const char *source_; - - std::vector> field_stack_; - - // TODO(cneo): Refactor parser to use string_cache more often to save - // on memory usage. - mutable std::set string_cache_; - - int anonymous_counter_; - int parse_depth_counter_; // stack-overflow guard -}; - -// Utility functions for multiple generators: - -// Generate text (JSON) from a given FlatBuffer, and a given Parser -// object that has been populated with the corresponding schema. -// If ident_step is 0, no indentation will be generated. Additionally, -// if it is less than 0, no linefeeds will be generated either. -// See idl_gen_text.cpp. -// strict_json adds "quotes" around field names if true. -// If the flatbuffer cannot be encoded in JSON (e.g., it contains non-UTF-8 -// byte arrays in String values), returns false. -extern bool GenerateTextFromTable(const Parser &parser, const void *table, - const std::string &tablename, - std::string *text); -extern bool GenerateText(const Parser &parser, const void *flatbuffer, - std::string *text); -extern bool GenerateTextFile(const Parser &parser, const std::string &path, - const std::string &file_name); - -// Generate Json schema to string -// See idl_gen_json_schema.cpp. -extern bool GenerateJsonSchema(const Parser &parser, std::string *json); - -// Generate binary files from a given FlatBuffer, and a given Parser -// object that has been populated with the corresponding schema. -// See code_generators.cpp. -extern bool GenerateBinary(const Parser &parser, const std::string &path, - const std::string &file_name); - -// Generate a C++ header from the definitions in the Parser object. -// See idl_gen_cpp. -extern bool GenerateCPP(const Parser &parser, const std::string &path, - const std::string &file_name); - -// Generate C# files from the definitions in the Parser object. -// See idl_gen_csharp.cpp. -extern bool GenerateCSharp(const Parser &parser, const std::string &path, - const std::string &file_name); - -extern bool GenerateDart(const Parser &parser, const std::string &path, - const std::string &file_name); - -// Generate Java files from the definitions in the Parser object. -// See idl_gen_java.cpp. -extern bool GenerateJava(const Parser &parser, const std::string &path, - const std::string &file_name); - -// Generate JavaScript or TypeScript code from the definitions in the Parser -// object. See idl_gen_js. -extern bool GenerateTS(const Parser &parser, const std::string &path, - const std::string &file_name); - -// Generate Go files from the definitions in the Parser object. -// See idl_gen_go.cpp. -extern bool GenerateGo(const Parser &parser, const std::string &path, - const std::string &file_name); - -// Generate Php code from the definitions in the Parser object. -// See idl_gen_php. -extern bool GeneratePhp(const Parser &parser, const std::string &path, - const std::string &file_name); - -// Generate Python files from the definitions in the Parser object. -// See idl_gen_python.cpp. -extern bool GeneratePython(const Parser &parser, const std::string &path, - const std::string &file_name); - -// Generate Lobster files from the definitions in the Parser object. -// See idl_gen_lobster.cpp. -extern bool GenerateLobster(const Parser &parser, const std::string &path, - const std::string &file_name); - -// Generate Lua files from the definitions in the Parser object. -// See idl_gen_lua.cpp. -extern bool GenerateLua(const Parser &parser, const std::string &path, - const std::string &file_name); - -// Generate Rust files from the definitions in the Parser object. -// See idl_gen_rust.cpp. -extern bool GenerateRust(const Parser &parser, const std::string &path, - const std::string &file_name); - -// Generate Json schema file -// See idl_gen_json_schema.cpp. -extern bool GenerateJsonSchema(const Parser &parser, const std::string &path, - const std::string &file_name); - -extern bool GenerateKotlin(const Parser &parser, const std::string &path, - const std::string &file_name); - -// Generate Swift classes. -// See idl_gen_swift.cpp -extern bool GenerateSwift(const Parser &parser, const std::string &path, - const std::string &file_name); - -// Generate a schema file from the internal representation, useful after -// parsing a .proto schema. -extern std::string GenerateFBS(const Parser &parser, - const std::string &file_name); -extern bool GenerateFBS(const Parser &parser, const std::string &path, - const std::string &file_name); - -// Generate a make rule for the generated TypeScript code. -// See idl_gen_ts.cpp. -extern std::string TSMakeRule(const Parser &parser, const std::string &path, - const std::string &file_name); - -// Generate a make rule for the generated C++ header. -// See idl_gen_cpp.cpp. -extern std::string CPPMakeRule(const Parser &parser, const std::string &path, - const std::string &file_name); - -// Generate a make rule for the generated Dart code -// see idl_gen_dart.cpp -extern std::string DartMakeRule(const Parser &parser, const std::string &path, - const std::string &file_name); - -// Generate a make rule for the generated Rust code. -// See idl_gen_rust.cpp. -extern std::string RustMakeRule(const Parser &parser, const std::string &path, - const std::string &file_name); - -// Generate a make rule for generated Java or C# files. -// See code_generators.cpp. -extern std::string CSharpMakeRule(const Parser &parser, const std::string &path, - const std::string &file_name); -extern std::string JavaMakeRule(const Parser &parser, const std::string &path, - const std::string &file_name); - -// Generate a make rule for the generated text (JSON) files. -// See idl_gen_text.cpp. -extern std::string TextMakeRule(const Parser &parser, const std::string &path, - const std::string &file_names); - -// Generate a make rule for the generated binary files. -// See code_generators.cpp. -extern std::string BinaryMakeRule(const Parser &parser, const std::string &path, - const std::string &file_name); - -// Generate GRPC Cpp interfaces. -// See idl_gen_grpc.cpp. -bool GenerateCppGRPC(const Parser &parser, const std::string &path, - const std::string &file_name); - -// Generate GRPC Go interfaces. -// See idl_gen_grpc.cpp. -bool GenerateGoGRPC(const Parser &parser, const std::string &path, - const std::string &file_name); - -// Generate GRPC Java classes. -// See idl_gen_grpc.cpp -bool GenerateJavaGRPC(const Parser &parser, const std::string &path, - const std::string &file_name); - -// Generate GRPC Python interfaces. -// See idl_gen_grpc.cpp. -bool GeneratePythonGRPC(const Parser &parser, const std::string &path, - const std::string &file_name); - -// Generate GRPC Swift interfaces. -// See idl_gen_grpc.cpp. -extern bool GenerateSwiftGRPC(const Parser &parser, const std::string &path, - const std::string &file_name); - -extern bool GenerateTSGRPC(const Parser &parser, const std::string &path, - const std::string &file_name); - -extern bool GenerateRustModuleRootFile(const Parser &parser, - const std::string &path); -} // namespace flatbuffers - -#endif // FLATBUFFERS_IDL_H_ diff --git a/vendor/flatbuffers/minireflect.h b/vendor/flatbuffers/minireflect.h deleted file mode 100644 index 26fd86c96aac..000000000000 --- a/vendor/flatbuffers/minireflect.h +++ /dev/null @@ -1,419 +0,0 @@ -/* - * Copyright 2017 Google Inc. All rights reserved. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#ifndef FLATBUFFERS_MINIREFLECT_H_ -#define FLATBUFFERS_MINIREFLECT_H_ - -#include "flatbuffers/flatbuffers.h" -#include "flatbuffers/util.h" - -namespace flatbuffers { - -// Utilities that can be used with the "mini reflection" tables present -// in generated code with --reflect-types (only types) or --reflect-names -// (also names). -// This allows basic reflection functionality such as pretty-printing -// that does not require the use of the schema parser or loading of binary -// schema files at runtime (reflection.h). - -// For any of the functions below that take `const TypeTable *`, you pass -// `FooTypeTable()` if the type of the root is `Foo`. - -// First, a generic iterator that can be used by multiple algorithms. - -struct IterationVisitor { - // These mark the scope of a table or struct. - virtual void StartSequence() {} - virtual void EndSequence() {} - // Called for each field regardless of whether it is present or not. - // If not present, val == nullptr. set_idx is the index of all set fields. - virtual void Field(size_t /*field_idx*/, size_t /*set_idx*/, - ElementaryType /*type*/, bool /*is_vector*/, - const TypeTable * /*type_table*/, const char * /*name*/, - const uint8_t * /*val*/) {} - // Called for a value that is actually present, after a field, or as part - // of a vector. - virtual void UType(uint8_t, const char *) {} - virtual void Bool(bool) {} - virtual void Char(int8_t, const char *) {} - virtual void UChar(uint8_t, const char *) {} - virtual void Short(int16_t, const char *) {} - virtual void UShort(uint16_t, const char *) {} - virtual void Int(int32_t, const char *) {} - virtual void UInt(uint32_t, const char *) {} - virtual void Long(int64_t) {} - virtual void ULong(uint64_t) {} - virtual void Float(float) {} - virtual void Double(double) {} - virtual void String(const String *) {} - virtual void Unknown(const uint8_t *) {} // From a future version. - // These mark the scope of a vector. - virtual void StartVector() {} - virtual void EndVector() {} - virtual void Element(size_t /*i*/, ElementaryType /*type*/, - const TypeTable * /*type_table*/, - const uint8_t * /*val*/) {} - virtual ~IterationVisitor() {} -}; - -inline size_t InlineSize(ElementaryType type, const TypeTable *type_table) { - switch (type) { - case ET_UTYPE: - case ET_BOOL: - case ET_CHAR: - case ET_UCHAR: return 1; - case ET_SHORT: - case ET_USHORT: return 2; - case ET_INT: - case ET_UINT: - case ET_FLOAT: - case ET_STRING: return 4; - case ET_LONG: - case ET_ULONG: - case ET_DOUBLE: return 8; - case ET_SEQUENCE: - switch (type_table->st) { - case ST_TABLE: - case ST_UNION: return 4; - case ST_STRUCT: - return static_cast(type_table->values[type_table->num_elems]); - default: FLATBUFFERS_ASSERT(false); return 1; - } - default: FLATBUFFERS_ASSERT(false); return 1; - } -} - -inline int64_t LookupEnum(int64_t enum_val, const int64_t *values, - size_t num_values) { - if (!values) return enum_val; - for (size_t i = 0; i < num_values; i++) { - if (enum_val == values[i]) return static_cast(i); - } - return -1; // Unknown enum value. -} - -template const char *EnumName(T tval, const TypeTable *type_table) { - if (!type_table || !type_table->names) return nullptr; - auto i = LookupEnum(static_cast(tval), type_table->values, - type_table->num_elems); - if (i >= 0 && i < static_cast(type_table->num_elems)) { - return type_table->names[i]; - } - return nullptr; -} - -void IterateObject(const uint8_t *obj, const TypeTable *type_table, - IterationVisitor *visitor); - -inline void IterateValue(ElementaryType type, const uint8_t *val, - const TypeTable *type_table, const uint8_t *prev_val, - soffset_t vector_index, IterationVisitor *visitor) { - switch (type) { - case ET_UTYPE: { - auto tval = ReadScalar(val); - visitor->UType(tval, EnumName(tval, type_table)); - break; - } - case ET_BOOL: { - visitor->Bool(ReadScalar(val) != 0); - break; - } - case ET_CHAR: { - auto tval = ReadScalar(val); - visitor->Char(tval, EnumName(tval, type_table)); - break; - } - case ET_UCHAR: { - auto tval = ReadScalar(val); - visitor->UChar(tval, EnumName(tval, type_table)); - break; - } - case ET_SHORT: { - auto tval = ReadScalar(val); - visitor->Short(tval, EnumName(tval, type_table)); - break; - } - case ET_USHORT: { - auto tval = ReadScalar(val); - visitor->UShort(tval, EnumName(tval, type_table)); - break; - } - case ET_INT: { - auto tval = ReadScalar(val); - visitor->Int(tval, EnumName(tval, type_table)); - break; - } - case ET_UINT: { - auto tval = ReadScalar(val); - visitor->UInt(tval, EnumName(tval, type_table)); - break; - } - case ET_LONG: { - visitor->Long(ReadScalar(val)); - break; - } - case ET_ULONG: { - visitor->ULong(ReadScalar(val)); - break; - } - case ET_FLOAT: { - visitor->Float(ReadScalar(val)); - break; - } - case ET_DOUBLE: { - visitor->Double(ReadScalar(val)); - break; - } - case ET_STRING: { - val += ReadScalar(val); - visitor->String(reinterpret_cast(val)); - break; - } - case ET_SEQUENCE: { - switch (type_table->st) { - case ST_TABLE: - val += ReadScalar(val); - IterateObject(val, type_table, visitor); - break; - case ST_STRUCT: IterateObject(val, type_table, visitor); break; - case ST_UNION: { - val += ReadScalar(val); - FLATBUFFERS_ASSERT(prev_val); - auto union_type = *prev_val; // Always a uint8_t. - if (vector_index >= 0) { - auto type_vec = reinterpret_cast *>(prev_val); - union_type = type_vec->Get(static_cast(vector_index)); - } - auto type_code_idx = - LookupEnum(union_type, type_table->values, type_table->num_elems); - if (type_code_idx >= 0 && - type_code_idx < static_cast(type_table->num_elems)) { - auto type_code = type_table->type_codes[type_code_idx]; - switch (type_code.base_type) { - case ET_SEQUENCE: { - auto ref = type_table->type_refs[type_code.sequence_ref](); - IterateObject(val, ref, visitor); - break; - } - case ET_STRING: - visitor->String(reinterpret_cast(val)); - break; - default: visitor->Unknown(val); - } - } else { - visitor->Unknown(val); - } - break; - } - case ST_ENUM: FLATBUFFERS_ASSERT(false); break; - } - break; - } - default: { - visitor->Unknown(val); - break; - } - } -} - -inline void IterateObject(const uint8_t *obj, const TypeTable *type_table, - IterationVisitor *visitor) { - visitor->StartSequence(); - const uint8_t *prev_val = nullptr; - size_t set_idx = 0; - size_t array_idx = 0; - for (size_t i = 0; i < type_table->num_elems; i++) { - auto type_code = type_table->type_codes[i]; - auto type = static_cast(type_code.base_type); - auto is_repeating = type_code.is_repeating != 0; - auto ref_idx = type_code.sequence_ref; - const TypeTable *ref = nullptr; - if (ref_idx >= 0) { ref = type_table->type_refs[ref_idx](); } - auto name = type_table->names ? type_table->names[i] : nullptr; - const uint8_t *val = nullptr; - if (type_table->st == ST_TABLE) { - val = reinterpret_cast(obj)->GetAddressOf( - FieldIndexToOffset(static_cast(i))); - } else { - val = obj + type_table->values[i]; - } - visitor->Field(i, set_idx, type, is_repeating, ref, name, val); - if (val) { - set_idx++; - if (is_repeating) { - auto elem_ptr = val; - size_t size = 0; - if (type_table->st == ST_TABLE) { - // variable length vector - val += ReadScalar(val); - auto vec = reinterpret_cast *>(val); - elem_ptr = vec->Data(); - size = vec->size(); - } else { - // otherwise fixed size array - size = type_table->array_sizes[array_idx]; - ++array_idx; - } - visitor->StartVector(); - for (size_t j = 0; j < size; j++) { - visitor->Element(j, type, ref, elem_ptr); - IterateValue(type, elem_ptr, ref, prev_val, static_cast(j), - visitor); - elem_ptr += InlineSize(type, ref); - } - visitor->EndVector(); - } else { - IterateValue(type, val, ref, prev_val, -1, visitor); - } - } - prev_val = val; - } - visitor->EndSequence(); -} - -inline void IterateFlatBuffer(const uint8_t *buffer, - const TypeTable *type_table, - IterationVisitor *callback) { - IterateObject(GetRoot(buffer), type_table, callback); -} - -// Outputting a Flatbuffer to a string. Tries to conform as close to JSON / -// the output generated by idl_gen_text.cpp. - -struct ToStringVisitor : public IterationVisitor { - std::string s; - std::string d; - bool q; - std::string in; - size_t indent_level; - bool vector_delimited; - ToStringVisitor(std::string delimiter, bool quotes, std::string indent, - bool vdelimited = true) - : d(delimiter), - q(quotes), - in(indent), - indent_level(0), - vector_delimited(vdelimited) {} - ToStringVisitor(std::string delimiter) - : d(delimiter), - q(false), - in(""), - indent_level(0), - vector_delimited(true) {} - - void append_indent() { - for (size_t i = 0; i < indent_level; i++) { s += in; } - } - - void StartSequence() { - s += "{"; - s += d; - indent_level++; - } - void EndSequence() { - s += d; - indent_level--; - append_indent(); - s += "}"; - } - void Field(size_t /*field_idx*/, size_t set_idx, ElementaryType /*type*/, - bool /*is_vector*/, const TypeTable * /*type_table*/, - const char *name, const uint8_t *val) { - if (!val) return; - if (set_idx) { - s += ","; - s += d; - } - append_indent(); - if (name) { - if (q) s += "\""; - s += name; - if (q) s += "\""; - s += ": "; - } - } - template void Named(T x, const char *name) { - if (name) { - if (q) s += "\""; - s += name; - if (q) s += "\""; - } else { - s += NumToString(x); - } - } - void UType(uint8_t x, const char *name) { Named(x, name); } - void Bool(bool x) { s += x ? "true" : "false"; } - void Char(int8_t x, const char *name) { Named(x, name); } - void UChar(uint8_t x, const char *name) { Named(x, name); } - void Short(int16_t x, const char *name) { Named(x, name); } - void UShort(uint16_t x, const char *name) { Named(x, name); } - void Int(int32_t x, const char *name) { Named(x, name); } - void UInt(uint32_t x, const char *name) { Named(x, name); } - void Long(int64_t x) { s += NumToString(x); } - void ULong(uint64_t x) { s += NumToString(x); } - void Float(float x) { s += NumToString(x); } - void Double(double x) { s += NumToString(x); } - void String(const struct String *str) { - EscapeString(str->c_str(), str->size(), &s, true, false); - } - void Unknown(const uint8_t *) { s += "(?)"; } - void StartVector() { - s += "["; - if (vector_delimited) { - s += d; - indent_level++; - append_indent(); - } else { - s += " "; - } - } - void EndVector() { - if (vector_delimited) { - s += d; - indent_level--; - append_indent(); - } else { - s += " "; - } - s += "]"; - } - void Element(size_t i, ElementaryType /*type*/, - const TypeTable * /*type_table*/, const uint8_t * /*val*/) { - if (i) { - s += ","; - if (vector_delimited) { - s += d; - append_indent(); - } else { - s += " "; - } - } - } -}; - -inline std::string FlatBufferToString(const uint8_t *buffer, - const TypeTable *type_table, - bool multi_line = false, - bool vector_delimited = true) { - ToStringVisitor tostring_visitor(multi_line ? "\n" : " ", false, "", - vector_delimited); - IterateFlatBuffer(buffer, type_table, &tostring_visitor); - return tostring_visitor.s; -} - -} // namespace flatbuffers - -#endif // FLATBUFFERS_MINIREFLECT_H_ diff --git a/vendor/flatbuffers/reflection.h b/vendor/flatbuffers/reflection.h deleted file mode 100644 index e445d792e542..000000000000 --- a/vendor/flatbuffers/reflection.h +++ /dev/null @@ -1,522 +0,0 @@ -/* - * Copyright 2015 Google Inc. All rights reserved. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#ifndef FLATBUFFERS_REFLECTION_H_ -#define FLATBUFFERS_REFLECTION_H_ - -// This is somewhat of a circular dependency because flatc (and thus this -// file) is needed to generate this header in the first place. -// Should normally not be a problem since it can be generated by the -// previous version of flatc whenever this code needs to change. -// See scripts/generate_code.py for generation. -#include "flatbuffers/reflection_generated.h" - -// Helper functionality for reflection. - -namespace flatbuffers { - -// ------------------------- GETTERS ------------------------- - -inline bool IsScalar(reflection::BaseType t) { - return t >= reflection::UType && t <= reflection::Double; -} -inline bool IsInteger(reflection::BaseType t) { - return t >= reflection::UType && t <= reflection::ULong; -} -inline bool IsFloat(reflection::BaseType t) { - return t == reflection::Float || t == reflection::Double; -} -inline bool IsLong(reflection::BaseType t) { - return t == reflection::Long || t == reflection::ULong; -} - -// Size of a basic type, don't use with structs. -inline size_t GetTypeSize(reflection::BaseType base_type) { - // This needs to correspond to the BaseType enum. - static size_t sizes[] = { - 0, // None - 1, // UType - 1, // Bool - 1, // Byte - 1, // UByte - 2, // Short - 2, // UShort - 4, // Int - 4, // UInt - 8, // Long - 8, // ULong - 4, // Float - 8, // Double - 4, // String - 4, // Vector - 4, // Obj - 4, // Union - 0, // Array. Only used in structs. 0 was chosen to prevent out-of-bounds - // errors. - - 0 // MaxBaseType. This must be kept the last entry in this array. - }; - static_assert(sizeof(sizes) / sizeof(size_t) == reflection::MaxBaseType + 1, - "Size of sizes[] array does not match the count of BaseType " - "enum values."); - return sizes[base_type]; -} - -// Same as above, but now correctly returns the size of a struct if -// the field (or vector element) is a struct. -inline size_t GetTypeSizeInline(reflection::BaseType base_type, int type_index, - const reflection::Schema &schema) { - if (base_type == reflection::Obj && - schema.objects()->Get(type_index)->is_struct()) { - return schema.objects()->Get(type_index)->bytesize(); - } else { - return GetTypeSize(base_type); - } -} - -// Get the root, regardless of what type it is. -inline Table *GetAnyRoot(uint8_t *const flatbuf) { - return GetMutableRoot(flatbuf); -} - -inline const Table *GetAnyRoot(const uint8_t *const flatbuf) { - return GetRoot
(flatbuf); -} - -inline Table *GetAnySizePrefixedRoot(uint8_t *const flatbuf) { - return GetMutableSizePrefixedRoot
(flatbuf); -} - -inline const Table *GetAnySizePrefixedRoot(const uint8_t *const flatbuf) { - return GetSizePrefixedRoot
(flatbuf); -} - -// Get a field's default, if you know it's an integer, and its exact type. -template T GetFieldDefaultI(const reflection::Field &field) { - FLATBUFFERS_ASSERT(sizeof(T) == GetTypeSize(field.type()->base_type())); - return static_cast(field.default_integer()); -} - -// Get a field's default, if you know it's floating point and its exact type. -template T GetFieldDefaultF(const reflection::Field &field) { - FLATBUFFERS_ASSERT(sizeof(T) == GetTypeSize(field.type()->base_type())); - return static_cast(field.default_real()); -} - -// Get a field, if you know it's an integer, and its exact type. -template -T GetFieldI(const Table &table, const reflection::Field &field) { - FLATBUFFERS_ASSERT(sizeof(T) == GetTypeSize(field.type()->base_type())); - return table.GetField(field.offset(), - static_cast(field.default_integer())); -} - -// Get a field, if you know it's floating point and its exact type. -template -T GetFieldF(const Table &table, const reflection::Field &field) { - FLATBUFFERS_ASSERT(sizeof(T) == GetTypeSize(field.type()->base_type())); - return table.GetField(field.offset(), - static_cast(field.default_real())); -} - -// Get a field, if you know it's a string. -inline const String *GetFieldS(const Table &table, - const reflection::Field &field) { - FLATBUFFERS_ASSERT(field.type()->base_type() == reflection::String); - return table.GetPointer(field.offset()); -} - -// Get a field, if you know it's a vector. -template -Vector *GetFieldV(const Table &table, const reflection::Field &field) { - FLATBUFFERS_ASSERT(field.type()->base_type() == reflection::Vector && - sizeof(T) == GetTypeSize(field.type()->element())); - return table.GetPointer *>(field.offset()); -} - -// Get a field, if you know it's a vector, generically. -// To actually access elements, use the return value together with -// field.type()->element() in any of GetAnyVectorElemI below etc. -inline VectorOfAny *GetFieldAnyV(const Table &table, - const reflection::Field &field) { - return table.GetPointer(field.offset()); -} - -// Get a field, if you know it's a table. -inline Table *GetFieldT(const Table &table, const reflection::Field &field) { - FLATBUFFERS_ASSERT(field.type()->base_type() == reflection::Obj || - field.type()->base_type() == reflection::Union); - return table.GetPointer
(field.offset()); -} - -// Get a field, if you know it's a struct. -inline const Struct *GetFieldStruct(const Table &table, - const reflection::Field &field) { - // TODO: This does NOT check if the field is a table or struct, but we'd need - // access to the schema to check the is_struct flag. - FLATBUFFERS_ASSERT(field.type()->base_type() == reflection::Obj); - return table.GetStruct(field.offset()); -} - -// Get a structure's field, if you know it's a struct. -inline const Struct *GetFieldStruct(const Struct &structure, - const reflection::Field &field) { - FLATBUFFERS_ASSERT(field.type()->base_type() == reflection::Obj); - return structure.GetStruct(field.offset()); -} - -// Raw helper functions used below: get any value in memory as a 64bit int, a -// double or a string. -// All scalars get static_cast to an int64_t, strings use strtoull, every other -// data type returns 0. -int64_t GetAnyValueI(reflection::BaseType type, const uint8_t *data); -// All scalars static cast to double, strings use strtod, every other data -// type is 0.0. -double GetAnyValueF(reflection::BaseType type, const uint8_t *data); -// All scalars converted using stringstream, strings as-is, and all other -// data types provide some level of debug-pretty-printing. -std::string GetAnyValueS(reflection::BaseType type, const uint8_t *data, - const reflection::Schema *schema, int type_index); - -// Get any table field as a 64bit int, regardless of what type it is. -inline int64_t GetAnyFieldI(const Table &table, - const reflection::Field &field) { - auto field_ptr = table.GetAddressOf(field.offset()); - return field_ptr ? GetAnyValueI(field.type()->base_type(), field_ptr) - : field.default_integer(); -} - -// Get any table field as a double, regardless of what type it is. -inline double GetAnyFieldF(const Table &table, const reflection::Field &field) { - auto field_ptr = table.GetAddressOf(field.offset()); - return field_ptr ? GetAnyValueF(field.type()->base_type(), field_ptr) - : field.default_real(); -} - -// Get any table field as a string, regardless of what type it is. -// You may pass nullptr for the schema if you don't care to have fields that -// are of table type pretty-printed. -inline std::string GetAnyFieldS(const Table &table, - const reflection::Field &field, - const reflection::Schema *schema) { - auto field_ptr = table.GetAddressOf(field.offset()); - return field_ptr ? GetAnyValueS(field.type()->base_type(), field_ptr, schema, - field.type()->index()) - : ""; -} - -// Get any struct field as a 64bit int, regardless of what type it is. -inline int64_t GetAnyFieldI(const Struct &st, const reflection::Field &field) { - return GetAnyValueI(field.type()->base_type(), - st.GetAddressOf(field.offset())); -} - -// Get any struct field as a double, regardless of what type it is. -inline double GetAnyFieldF(const Struct &st, const reflection::Field &field) { - return GetAnyValueF(field.type()->base_type(), - st.GetAddressOf(field.offset())); -} - -// Get any struct field as a string, regardless of what type it is. -inline std::string GetAnyFieldS(const Struct &st, - const reflection::Field &field) { - return GetAnyValueS(field.type()->base_type(), - st.GetAddressOf(field.offset()), nullptr, -1); -} - -// Get any vector element as a 64bit int, regardless of what type it is. -inline int64_t GetAnyVectorElemI(const VectorOfAny *vec, - reflection::BaseType elem_type, size_t i) { - return GetAnyValueI(elem_type, vec->Data() + GetTypeSize(elem_type) * i); -} - -// Get any vector element as a double, regardless of what type it is. -inline double GetAnyVectorElemF(const VectorOfAny *vec, - reflection::BaseType elem_type, size_t i) { - return GetAnyValueF(elem_type, vec->Data() + GetTypeSize(elem_type) * i); -} - -// Get any vector element as a string, regardless of what type it is. -inline std::string GetAnyVectorElemS(const VectorOfAny *vec, - reflection::BaseType elem_type, size_t i) { - return GetAnyValueS(elem_type, vec->Data() + GetTypeSize(elem_type) * i, - nullptr, -1); -} - -// Get a vector element that's a table/string/vector from a generic vector. -// Pass Table/String/VectorOfAny as template parameter. -// Warning: does no typechecking. -template -T *GetAnyVectorElemPointer(const VectorOfAny *vec, size_t i) { - auto elem_ptr = vec->Data() + sizeof(uoffset_t) * i; - return reinterpret_cast(elem_ptr + ReadScalar(elem_ptr)); -} - -// Get the inline-address of a vector element. Useful for Structs (pass Struct -// as template arg), or being able to address a range of scalars in-line. -// Get elem_size from GetTypeSizeInline(). -// Note: little-endian data on all platforms, use EndianScalar() instead of -// raw pointer access with scalars). -template -T *GetAnyVectorElemAddressOf(const VectorOfAny *vec, size_t i, - size_t elem_size) { - return reinterpret_cast(vec->Data() + elem_size * i); -} - -// Similarly, for elements of tables. -template -T *GetAnyFieldAddressOf(const Table &table, const reflection::Field &field) { - return reinterpret_cast(table.GetAddressOf(field.offset())); -} - -// Similarly, for elements of structs. -template -T *GetAnyFieldAddressOf(const Struct &st, const reflection::Field &field) { - return reinterpret_cast(st.GetAddressOf(field.offset())); -} - -// Loop over all the fields of the provided `object` and call `func` on each one -// in increasing order by their field->id(). If `reverse` is true, `func` is -// called in descending order -void ForAllFields(const reflection::Object *object, bool reverse, - std::function func); - -// ------------------------- SETTERS ------------------------- - -// Set any scalar field, if you know its exact type. -template -bool SetField(Table *table, const reflection::Field &field, T val) { - reflection::BaseType type = field.type()->base_type(); - if (!IsScalar(type)) { return false; } - FLATBUFFERS_ASSERT(sizeof(T) == GetTypeSize(type)); - T def; - if (IsInteger(type)) { - def = GetFieldDefaultI(field); - } else { - FLATBUFFERS_ASSERT(IsFloat(type)); - def = GetFieldDefaultF(field); - } - return table->SetField(field.offset(), val, def); -} - -// Raw helper functions used below: set any value in memory as a 64bit int, a -// double or a string. -// These work for all scalar values, but do nothing for other data types. -// To set a string, see SetString below. -void SetAnyValueI(reflection::BaseType type, uint8_t *data, int64_t val); -void SetAnyValueF(reflection::BaseType type, uint8_t *data, double val); -void SetAnyValueS(reflection::BaseType type, uint8_t *data, const char *val); - -// Set any table field as a 64bit int, regardless of type what it is. -inline bool SetAnyFieldI(Table *table, const reflection::Field &field, - int64_t val) { - auto field_ptr = table->GetAddressOf(field.offset()); - if (!field_ptr) return val == GetFieldDefaultI(field); - SetAnyValueI(field.type()->base_type(), field_ptr, val); - return true; -} - -// Set any table field as a double, regardless of what type it is. -inline bool SetAnyFieldF(Table *table, const reflection::Field &field, - double val) { - auto field_ptr = table->GetAddressOf(field.offset()); - if (!field_ptr) return val == GetFieldDefaultF(field); - SetAnyValueF(field.type()->base_type(), field_ptr, val); - return true; -} - -// Set any table field as a string, regardless of what type it is. -inline bool SetAnyFieldS(Table *table, const reflection::Field &field, - const char *val) { - auto field_ptr = table->GetAddressOf(field.offset()); - if (!field_ptr) return false; - SetAnyValueS(field.type()->base_type(), field_ptr, val); - return true; -} - -// Set any struct field as a 64bit int, regardless of type what it is. -inline void SetAnyFieldI(Struct *st, const reflection::Field &field, - int64_t val) { - SetAnyValueI(field.type()->base_type(), st->GetAddressOf(field.offset()), - val); -} - -// Set any struct field as a double, regardless of type what it is. -inline void SetAnyFieldF(Struct *st, const reflection::Field &field, - double val) { - SetAnyValueF(field.type()->base_type(), st->GetAddressOf(field.offset()), - val); -} - -// Set any struct field as a string, regardless of type what it is. -inline void SetAnyFieldS(Struct *st, const reflection::Field &field, - const char *val) { - SetAnyValueS(field.type()->base_type(), st->GetAddressOf(field.offset()), - val); -} - -// Set any vector element as a 64bit int, regardless of type what it is. -inline void SetAnyVectorElemI(VectorOfAny *vec, reflection::BaseType elem_type, - size_t i, int64_t val) { - SetAnyValueI(elem_type, vec->Data() + GetTypeSize(elem_type) * i, val); -} - -// Set any vector element as a double, regardless of type what it is. -inline void SetAnyVectorElemF(VectorOfAny *vec, reflection::BaseType elem_type, - size_t i, double val) { - SetAnyValueF(elem_type, vec->Data() + GetTypeSize(elem_type) * i, val); -} - -// Set any vector element as a string, regardless of type what it is. -inline void SetAnyVectorElemS(VectorOfAny *vec, reflection::BaseType elem_type, - size_t i, const char *val) { - SetAnyValueS(elem_type, vec->Data() + GetTypeSize(elem_type) * i, val); -} - -// ------------------------- RESIZING SETTERS ------------------------- - -// "smart" pointer for use with resizing vectors: turns a pointer inside -// a vector into a relative offset, such that it is not affected by resizes. -template class pointer_inside_vector { - public: - pointer_inside_vector(T *ptr, std::vector &vec) - : offset_(reinterpret_cast(ptr) - - reinterpret_cast(vec.data())), - vec_(vec) {} - - T *operator*() const { - return reinterpret_cast(reinterpret_cast(vec_.data()) + - offset_); - } - T *operator->() const { return operator*(); } - - private: - size_t offset_; - std::vector &vec_; -}; - -// Helper to create the above easily without specifying template args. -template -pointer_inside_vector piv(T *ptr, std::vector &vec) { - return pointer_inside_vector(ptr, vec); -} - -inline const char *UnionTypeFieldSuffix() { return "_type"; } - -// Helper to figure out the actual table type a union refers to. -inline const reflection::Object &GetUnionType( - const reflection::Schema &schema, const reflection::Object &parent, - const reflection::Field &unionfield, const Table &table) { - auto enumdef = schema.enums()->Get(unionfield.type()->index()); - // TODO: this is clumsy and slow, but no other way to find it? - auto type_field = parent.fields()->LookupByKey( - (unionfield.name()->str() + UnionTypeFieldSuffix()).c_str()); - FLATBUFFERS_ASSERT(type_field); - auto union_type = GetFieldI(table, *type_field); - auto enumval = enumdef->values()->LookupByKey(union_type); - return *schema.objects()->Get(enumval->union_type()->index()); -} - -// Changes the contents of a string inside a FlatBuffer. FlatBuffer must -// live inside a std::vector so we can resize the buffer if needed. -// "str" must live inside "flatbuf" and may be invalidated after this call. -// If your FlatBuffer's root table is not the schema's root table, you should -// pass in your root_table type as well. -void SetString(const reflection::Schema &schema, const std::string &val, - const String *str, std::vector *flatbuf, - const reflection::Object *root_table = nullptr); - -// Resizes a flatbuffers::Vector inside a FlatBuffer. FlatBuffer must -// live inside a std::vector so we can resize the buffer if needed. -// "vec" must live inside "flatbuf" and may be invalidated after this call. -// If your FlatBuffer's root table is not the schema's root table, you should -// pass in your root_table type as well. -uint8_t *ResizeAnyVector(const reflection::Schema &schema, uoffset_t newsize, - const VectorOfAny *vec, uoffset_t num_elems, - uoffset_t elem_size, std::vector *flatbuf, - const reflection::Object *root_table = nullptr); - -template -void ResizeVector(const reflection::Schema &schema, uoffset_t newsize, T val, - const Vector *vec, std::vector *flatbuf, - const reflection::Object *root_table = nullptr) { - auto delta_elem = static_cast(newsize) - static_cast(vec->size()); - auto newelems = ResizeAnyVector( - schema, newsize, reinterpret_cast(vec), vec->size(), - static_cast(sizeof(T)), flatbuf, root_table); - // Set new elements to "val". - for (int i = 0; i < delta_elem; i++) { - auto loc = newelems + i * sizeof(T); - auto is_scalar = flatbuffers::is_scalar::value; - if (is_scalar) { - WriteScalar(loc, val); - } else { // struct - *reinterpret_cast(loc) = val; - } - } -} - -// Adds any new data (in the form of a new FlatBuffer) to an existing -// FlatBuffer. This can be used when any of the above methods are not -// sufficient, in particular for adding new tables and new fields. -// This is potentially slightly less efficient than a FlatBuffer constructed -// in one piece, since the new FlatBuffer doesn't share any vtables with the -// existing one. -// The return value can now be set using Vector::MutateOffset or SetFieldT -// below. -const uint8_t *AddFlatBuffer(std::vector &flatbuf, - const uint8_t *newbuf, size_t newlen); - -inline bool SetFieldT(Table *table, const reflection::Field &field, - const uint8_t *val) { - FLATBUFFERS_ASSERT(sizeof(uoffset_t) == - GetTypeSize(field.type()->base_type())); - return table->SetPointer(field.offset(), val); -} - -// ------------------------- COPYING ------------------------- - -// Generic copying of tables from a FlatBuffer into a FlatBuffer builder. -// Can be used to do any kind of merging/selecting you may want to do out -// of existing buffers. Also useful to reconstruct a whole buffer if the -// above resizing functionality has introduced garbage in a buffer you want -// to remove. -// Note: this does not deal with DAGs correctly. If the table passed forms a -// DAG, the copy will be a tree instead (with duplicates). Strings can be -// shared however, by passing true for use_string_pooling. - -Offset CopyTable(FlatBufferBuilder &fbb, - const reflection::Schema &schema, - const reflection::Object &objectdef, - const Table &table, - bool use_string_pooling = false); - -// Verifies the provided flatbuffer using reflection. -// root should point to the root type for this flatbuffer. -// buf should point to the start of flatbuffer data. -// length specifies the size of the flatbuffer data. -bool Verify(const reflection::Schema &schema, const reflection::Object &root, - const uint8_t *buf, size_t length, uoffset_t max_depth = 64, - uoffset_t max_tables = 1000000); - -bool VerifySizePrefixed(const reflection::Schema &schema, - const reflection::Object &root, const uint8_t *buf, - size_t length, uoffset_t max_depth = 64, - uoffset_t max_tables = 1000000); - -} // namespace flatbuffers - -#endif // FLATBUFFERS_REFLECTION_H_ diff --git a/vendor/flatbuffers/reflection_generated.h b/vendor/flatbuffers/reflection_generated.h deleted file mode 100644 index 78674db5d426..000000000000 --- a/vendor/flatbuffers/reflection_generated.h +++ /dev/null @@ -1,1456 +0,0 @@ -// automatically generated by the FlatBuffers compiler, do not modify - - -#ifndef FLATBUFFERS_GENERATED_REFLECTION_REFLECTION_H_ -#define FLATBUFFERS_GENERATED_REFLECTION_REFLECTION_H_ - -#include "flatbuffers/flatbuffers.h" - -// Ensure the included flatbuffers.h is the same version as when this file was -// generated, otherwise it may not be compatible. -static_assert(FLATBUFFERS_VERSION_MAJOR == 2 && - FLATBUFFERS_VERSION_MINOR == 0 && - FLATBUFFERS_VERSION_REVISION == 8, - "Non-compatible flatbuffers version included"); - -namespace reflection { - -struct Type; -struct TypeBuilder; - -struct KeyValue; -struct KeyValueBuilder; - -struct EnumVal; -struct EnumValBuilder; - -struct Enum; -struct EnumBuilder; - -struct Field; -struct FieldBuilder; - -struct Object; -struct ObjectBuilder; - -struct RPCCall; -struct RPCCallBuilder; - -struct Service; -struct ServiceBuilder; - -struct SchemaFile; -struct SchemaFileBuilder; - -struct Schema; -struct SchemaBuilder; - -enum BaseType { - None = 0, - UType = 1, - Bool = 2, - Byte = 3, - UByte = 4, - Short = 5, - UShort = 6, - Int = 7, - UInt = 8, - Long = 9, - ULong = 10, - Float = 11, - Double = 12, - String = 13, - Vector = 14, - Obj = 15, - Union = 16, - Array = 17, - MaxBaseType = 18 -}; - -inline const BaseType (&EnumValuesBaseType())[19] { - static const BaseType values[] = { - None, - UType, - Bool, - Byte, - UByte, - Short, - UShort, - Int, - UInt, - Long, - ULong, - Float, - Double, - String, - Vector, - Obj, - Union, - Array, - MaxBaseType - }; - return values; -} - -inline const char * const *EnumNamesBaseType() { - static const char * const names[20] = { - "None", - "UType", - "Bool", - "Byte", - "UByte", - "Short", - "UShort", - "Int", - "UInt", - "Long", - "ULong", - "Float", - "Double", - "String", - "Vector", - "Obj", - "Union", - "Array", - "MaxBaseType", - nullptr - }; - return names; -} - -inline const char *EnumNameBaseType(BaseType e) { - if (flatbuffers::IsOutRange(e, None, MaxBaseType)) return ""; - const size_t index = static_cast(e); - return EnumNamesBaseType()[index]; -} - -/// New schema language features that are not supported by old code generators. -enum AdvancedFeatures { - AdvancedArrayFeatures = 1ULL, - AdvancedUnionFeatures = 2ULL, - OptionalScalars = 4ULL, - DefaultVectorsAndStrings = 8ULL -}; - -inline const AdvancedFeatures (&EnumValuesAdvancedFeatures())[4] { - static const AdvancedFeatures values[] = { - AdvancedArrayFeatures, - AdvancedUnionFeatures, - OptionalScalars, - DefaultVectorsAndStrings - }; - return values; -} - -inline const char * const *EnumNamesAdvancedFeatures() { - static const char * const names[9] = { - "AdvancedArrayFeatures", - "AdvancedUnionFeatures", - "", - "OptionalScalars", - "", - "", - "", - "DefaultVectorsAndStrings", - nullptr - }; - return names; -} - -inline const char *EnumNameAdvancedFeatures(AdvancedFeatures e) { - if (flatbuffers::IsOutRange(e, AdvancedArrayFeatures, DefaultVectorsAndStrings)) return ""; - const size_t index = static_cast(e) - static_cast(AdvancedArrayFeatures); - return EnumNamesAdvancedFeatures()[index]; -} - -struct Type FLATBUFFERS_FINAL_CLASS : private flatbuffers::Table { - typedef TypeBuilder Builder; - enum FlatBuffersVTableOffset FLATBUFFERS_VTABLE_UNDERLYING_TYPE { - VT_BASE_TYPE = 4, - VT_ELEMENT = 6, - VT_INDEX = 8, - VT_FIXED_LENGTH = 10, - VT_BASE_SIZE = 12, - VT_ELEMENT_SIZE = 14 - }; - reflection::BaseType base_type() const { - return static_cast(GetField(VT_BASE_TYPE, 0)); - } - reflection::BaseType element() const { - return static_cast(GetField(VT_ELEMENT, 0)); - } - int32_t index() const { - return GetField(VT_INDEX, -1); - } - uint16_t fixed_length() const { - return GetField(VT_FIXED_LENGTH, 0); - } - /// The size (octets) of the `base_type` field. - uint32_t base_size() const { - return GetField(VT_BASE_SIZE, 4); - } - /// The size (octets) of the `element` field, if present. - uint32_t element_size() const { - return GetField(VT_ELEMENT_SIZE, 0); - } - bool Verify(flatbuffers::Verifier &verifier) const { - return VerifyTableStart(verifier) && - VerifyField(verifier, VT_BASE_TYPE, 1) && - VerifyField(verifier, VT_ELEMENT, 1) && - VerifyField(verifier, VT_INDEX, 4) && - VerifyField(verifier, VT_FIXED_LENGTH, 2) && - VerifyField(verifier, VT_BASE_SIZE, 4) && - VerifyField(verifier, VT_ELEMENT_SIZE, 4) && - verifier.EndTable(); - } -}; - -struct TypeBuilder { - typedef Type Table; - flatbuffers::FlatBufferBuilder &fbb_; - flatbuffers::uoffset_t start_; - void add_base_type(reflection::BaseType base_type) { - fbb_.AddElement(Type::VT_BASE_TYPE, static_cast(base_type), 0); - } - void add_element(reflection::BaseType element) { - fbb_.AddElement(Type::VT_ELEMENT, static_cast(element), 0); - } - void add_index(int32_t index) { - fbb_.AddElement(Type::VT_INDEX, index, -1); - } - void add_fixed_length(uint16_t fixed_length) { - fbb_.AddElement(Type::VT_FIXED_LENGTH, fixed_length, 0); - } - void add_base_size(uint32_t base_size) { - fbb_.AddElement(Type::VT_BASE_SIZE, base_size, 4); - } - void add_element_size(uint32_t element_size) { - fbb_.AddElement(Type::VT_ELEMENT_SIZE, element_size, 0); - } - explicit TypeBuilder(flatbuffers::FlatBufferBuilder &_fbb) - : fbb_(_fbb) { - start_ = fbb_.StartTable(); - } - flatbuffers::Offset Finish() { - const auto end = fbb_.EndTable(start_); - auto o = flatbuffers::Offset(end); - return o; - } -}; - -inline flatbuffers::Offset CreateType( - flatbuffers::FlatBufferBuilder &_fbb, - reflection::BaseType base_type = reflection::None, - reflection::BaseType element = reflection::None, - int32_t index = -1, - uint16_t fixed_length = 0, - uint32_t base_size = 4, - uint32_t element_size = 0) { - TypeBuilder builder_(_fbb); - builder_.add_element_size(element_size); - builder_.add_base_size(base_size); - builder_.add_index(index); - builder_.add_fixed_length(fixed_length); - builder_.add_element(element); - builder_.add_base_type(base_type); - return builder_.Finish(); -} - -struct KeyValue FLATBUFFERS_FINAL_CLASS : private flatbuffers::Table { - typedef KeyValueBuilder Builder; - enum FlatBuffersVTableOffset FLATBUFFERS_VTABLE_UNDERLYING_TYPE { - VT_KEY = 4, - VT_VALUE = 6 - }; - const flatbuffers::String *key() const { - return GetPointer(VT_KEY); - } - bool KeyCompareLessThan(const KeyValue *o) const { - return *key() < *o->key(); - } - int KeyCompareWithValue(const char *_key) const { - return strcmp(key()->c_str(), _key); - } - const flatbuffers::String *value() const { - return GetPointer(VT_VALUE); - } - bool Verify(flatbuffers::Verifier &verifier) const { - return VerifyTableStart(verifier) && - VerifyOffsetRequired(verifier, VT_KEY) && - verifier.VerifyString(key()) && - VerifyOffset(verifier, VT_VALUE) && - verifier.VerifyString(value()) && - verifier.EndTable(); - } -}; - -struct KeyValueBuilder { - typedef KeyValue Table; - flatbuffers::FlatBufferBuilder &fbb_; - flatbuffers::uoffset_t start_; - void add_key(flatbuffers::Offset key) { - fbb_.AddOffset(KeyValue::VT_KEY, key); - } - void add_value(flatbuffers::Offset value) { - fbb_.AddOffset(KeyValue::VT_VALUE, value); - } - explicit KeyValueBuilder(flatbuffers::FlatBufferBuilder &_fbb) - : fbb_(_fbb) { - start_ = fbb_.StartTable(); - } - flatbuffers::Offset Finish() { - const auto end = fbb_.EndTable(start_); - auto o = flatbuffers::Offset(end); - fbb_.Required(o, KeyValue::VT_KEY); - return o; - } -}; - -inline flatbuffers::Offset CreateKeyValue( - flatbuffers::FlatBufferBuilder &_fbb, - flatbuffers::Offset key = 0, - flatbuffers::Offset value = 0) { - KeyValueBuilder builder_(_fbb); - builder_.add_value(value); - builder_.add_key(key); - return builder_.Finish(); -} - -inline flatbuffers::Offset CreateKeyValueDirect( - flatbuffers::FlatBufferBuilder &_fbb, - const char *key = nullptr, - const char *value = nullptr) { - auto key__ = key ? _fbb.CreateString(key) : 0; - auto value__ = value ? _fbb.CreateString(value) : 0; - return reflection::CreateKeyValue( - _fbb, - key__, - value__); -} - -struct EnumVal FLATBUFFERS_FINAL_CLASS : private flatbuffers::Table { - typedef EnumValBuilder Builder; - enum FlatBuffersVTableOffset FLATBUFFERS_VTABLE_UNDERLYING_TYPE { - VT_NAME = 4, - VT_VALUE = 6, - VT_UNION_TYPE = 10, - VT_DOCUMENTATION = 12 - }; - const flatbuffers::String *name() const { - return GetPointer(VT_NAME); - } - int64_t value() const { - return GetField(VT_VALUE, 0); - } - bool KeyCompareLessThan(const EnumVal *o) const { - return value() < o->value(); - } - int KeyCompareWithValue(int64_t _value) const { - return static_cast(value() > _value) - static_cast(value() < _value); - } - const reflection::Type *union_type() const { - return GetPointer(VT_UNION_TYPE); - } - const flatbuffers::Vector> *documentation() const { - return GetPointer> *>(VT_DOCUMENTATION); - } - bool Verify(flatbuffers::Verifier &verifier) const { - return VerifyTableStart(verifier) && - VerifyOffsetRequired(verifier, VT_NAME) && - verifier.VerifyString(name()) && - VerifyField(verifier, VT_VALUE, 8) && - VerifyOffset(verifier, VT_UNION_TYPE) && - verifier.VerifyTable(union_type()) && - VerifyOffset(verifier, VT_DOCUMENTATION) && - verifier.VerifyVector(documentation()) && - verifier.VerifyVectorOfStrings(documentation()) && - verifier.EndTable(); - } -}; - -struct EnumValBuilder { - typedef EnumVal Table; - flatbuffers::FlatBufferBuilder &fbb_; - flatbuffers::uoffset_t start_; - void add_name(flatbuffers::Offset name) { - fbb_.AddOffset(EnumVal::VT_NAME, name); - } - void add_value(int64_t value) { - fbb_.AddElement(EnumVal::VT_VALUE, value, 0); - } - void add_union_type(flatbuffers::Offset union_type) { - fbb_.AddOffset(EnumVal::VT_UNION_TYPE, union_type); - } - void add_documentation(flatbuffers::Offset>> documentation) { - fbb_.AddOffset(EnumVal::VT_DOCUMENTATION, documentation); - } - explicit EnumValBuilder(flatbuffers::FlatBufferBuilder &_fbb) - : fbb_(_fbb) { - start_ = fbb_.StartTable(); - } - flatbuffers::Offset Finish() { - const auto end = fbb_.EndTable(start_); - auto o = flatbuffers::Offset(end); - fbb_.Required(o, EnumVal::VT_NAME); - return o; - } -}; - -inline flatbuffers::Offset CreateEnumVal( - flatbuffers::FlatBufferBuilder &_fbb, - flatbuffers::Offset name = 0, - int64_t value = 0, - flatbuffers::Offset union_type = 0, - flatbuffers::Offset>> documentation = 0) { - EnumValBuilder builder_(_fbb); - builder_.add_value(value); - builder_.add_documentation(documentation); - builder_.add_union_type(union_type); - builder_.add_name(name); - return builder_.Finish(); -} - -inline flatbuffers::Offset CreateEnumValDirect( - flatbuffers::FlatBufferBuilder &_fbb, - const char *name = nullptr, - int64_t value = 0, - flatbuffers::Offset union_type = 0, - const std::vector> *documentation = nullptr) { - auto name__ = name ? _fbb.CreateString(name) : 0; - auto documentation__ = documentation ? _fbb.CreateVector>(*documentation) : 0; - return reflection::CreateEnumVal( - _fbb, - name__, - value, - union_type, - documentation__); -} - -struct Enum FLATBUFFERS_FINAL_CLASS : private flatbuffers::Table { - typedef EnumBuilder Builder; - enum FlatBuffersVTableOffset FLATBUFFERS_VTABLE_UNDERLYING_TYPE { - VT_NAME = 4, - VT_VALUES = 6, - VT_IS_UNION = 8, - VT_UNDERLYING_TYPE = 10, - VT_ATTRIBUTES = 12, - VT_DOCUMENTATION = 14, - VT_DECLARATION_FILE = 16 - }; - const flatbuffers::String *name() const { - return GetPointer(VT_NAME); - } - bool KeyCompareLessThan(const Enum *o) const { - return *name() < *o->name(); - } - int KeyCompareWithValue(const char *_name) const { - return strcmp(name()->c_str(), _name); - } - const flatbuffers::Vector> *values() const { - return GetPointer> *>(VT_VALUES); - } - bool is_union() const { - return GetField(VT_IS_UNION, 0) != 0; - } - const reflection::Type *underlying_type() const { - return GetPointer(VT_UNDERLYING_TYPE); - } - const flatbuffers::Vector> *attributes() const { - return GetPointer> *>(VT_ATTRIBUTES); - } - const flatbuffers::Vector> *documentation() const { - return GetPointer> *>(VT_DOCUMENTATION); - } - /// File that this Enum is declared in. - const flatbuffers::String *declaration_file() const { - return GetPointer(VT_DECLARATION_FILE); - } - bool Verify(flatbuffers::Verifier &verifier) const { - return VerifyTableStart(verifier) && - VerifyOffsetRequired(verifier, VT_NAME) && - verifier.VerifyString(name()) && - VerifyOffsetRequired(verifier, VT_VALUES) && - verifier.VerifyVector(values()) && - verifier.VerifyVectorOfTables(values()) && - VerifyField(verifier, VT_IS_UNION, 1) && - VerifyOffsetRequired(verifier, VT_UNDERLYING_TYPE) && - verifier.VerifyTable(underlying_type()) && - VerifyOffset(verifier, VT_ATTRIBUTES) && - verifier.VerifyVector(attributes()) && - verifier.VerifyVectorOfTables(attributes()) && - VerifyOffset(verifier, VT_DOCUMENTATION) && - verifier.VerifyVector(documentation()) && - verifier.VerifyVectorOfStrings(documentation()) && - VerifyOffset(verifier, VT_DECLARATION_FILE) && - verifier.VerifyString(declaration_file()) && - verifier.EndTable(); - } -}; - -struct EnumBuilder { - typedef Enum Table; - flatbuffers::FlatBufferBuilder &fbb_; - flatbuffers::uoffset_t start_; - void add_name(flatbuffers::Offset name) { - fbb_.AddOffset(Enum::VT_NAME, name); - } - void add_values(flatbuffers::Offset>> values) { - fbb_.AddOffset(Enum::VT_VALUES, values); - } - void add_is_union(bool is_union) { - fbb_.AddElement(Enum::VT_IS_UNION, static_cast(is_union), 0); - } - void add_underlying_type(flatbuffers::Offset underlying_type) { - fbb_.AddOffset(Enum::VT_UNDERLYING_TYPE, underlying_type); - } - void add_attributes(flatbuffers::Offset>> attributes) { - fbb_.AddOffset(Enum::VT_ATTRIBUTES, attributes); - } - void add_documentation(flatbuffers::Offset>> documentation) { - fbb_.AddOffset(Enum::VT_DOCUMENTATION, documentation); - } - void add_declaration_file(flatbuffers::Offset declaration_file) { - fbb_.AddOffset(Enum::VT_DECLARATION_FILE, declaration_file); - } - explicit EnumBuilder(flatbuffers::FlatBufferBuilder &_fbb) - : fbb_(_fbb) { - start_ = fbb_.StartTable(); - } - flatbuffers::Offset Finish() { - const auto end = fbb_.EndTable(start_); - auto o = flatbuffers::Offset(end); - fbb_.Required(o, Enum::VT_NAME); - fbb_.Required(o, Enum::VT_VALUES); - fbb_.Required(o, Enum::VT_UNDERLYING_TYPE); - return o; - } -}; - -inline flatbuffers::Offset CreateEnum( - flatbuffers::FlatBufferBuilder &_fbb, - flatbuffers::Offset name = 0, - flatbuffers::Offset>> values = 0, - bool is_union = false, - flatbuffers::Offset underlying_type = 0, - flatbuffers::Offset>> attributes = 0, - flatbuffers::Offset>> documentation = 0, - flatbuffers::Offset declaration_file = 0) { - EnumBuilder builder_(_fbb); - builder_.add_declaration_file(declaration_file); - builder_.add_documentation(documentation); - builder_.add_attributes(attributes); - builder_.add_underlying_type(underlying_type); - builder_.add_values(values); - builder_.add_name(name); - builder_.add_is_union(is_union); - return builder_.Finish(); -} - -inline flatbuffers::Offset CreateEnumDirect( - flatbuffers::FlatBufferBuilder &_fbb, - const char *name = nullptr, - std::vector> *values = nullptr, - bool is_union = false, - flatbuffers::Offset underlying_type = 0, - std::vector> *attributes = nullptr, - const std::vector> *documentation = nullptr, - const char *declaration_file = nullptr) { - auto name__ = name ? _fbb.CreateString(name) : 0; - auto values__ = values ? _fbb.CreateVectorOfSortedTables(values) : 0; - auto attributes__ = attributes ? _fbb.CreateVectorOfSortedTables(attributes) : 0; - auto documentation__ = documentation ? _fbb.CreateVector>(*documentation) : 0; - auto declaration_file__ = declaration_file ? _fbb.CreateString(declaration_file) : 0; - return reflection::CreateEnum( - _fbb, - name__, - values__, - is_union, - underlying_type, - attributes__, - documentation__, - declaration_file__); -} - -struct Field FLATBUFFERS_FINAL_CLASS : private flatbuffers::Table { - typedef FieldBuilder Builder; - enum FlatBuffersVTableOffset FLATBUFFERS_VTABLE_UNDERLYING_TYPE { - VT_NAME = 4, - VT_TYPE = 6, - VT_ID = 8, - VT_OFFSET = 10, - VT_DEFAULT_INTEGER = 12, - VT_DEFAULT_REAL = 14, - VT_DEPRECATED = 16, - VT_REQUIRED = 18, - VT_KEY = 20, - VT_ATTRIBUTES = 22, - VT_DOCUMENTATION = 24, - VT_OPTIONAL = 26, - VT_PADDING = 28 - }; - const flatbuffers::String *name() const { - return GetPointer(VT_NAME); - } - bool KeyCompareLessThan(const Field *o) const { - return *name() < *o->name(); - } - int KeyCompareWithValue(const char *_name) const { - return strcmp(name()->c_str(), _name); - } - const reflection::Type *type() const { - return GetPointer(VT_TYPE); - } - uint16_t id() const { - return GetField(VT_ID, 0); - } - uint16_t offset() const { - return GetField(VT_OFFSET, 0); - } - int64_t default_integer() const { - return GetField(VT_DEFAULT_INTEGER, 0); - } - double default_real() const { - return GetField(VT_DEFAULT_REAL, 0.0); - } - bool deprecated() const { - return GetField(VT_DEPRECATED, 0) != 0; - } - bool required() const { - return GetField(VT_REQUIRED, 0) != 0; - } - bool key() const { - return GetField(VT_KEY, 0) != 0; - } - const flatbuffers::Vector> *attributes() const { - return GetPointer> *>(VT_ATTRIBUTES); - } - const flatbuffers::Vector> *documentation() const { - return GetPointer> *>(VT_DOCUMENTATION); - } - bool optional() const { - return GetField(VT_OPTIONAL, 0) != 0; - } - /// Number of padding octets to always add after this field. Structs only. - uint16_t padding() const { - return GetField(VT_PADDING, 0); - } - bool Verify(flatbuffers::Verifier &verifier) const { - return VerifyTableStart(verifier) && - VerifyOffsetRequired(verifier, VT_NAME) && - verifier.VerifyString(name()) && - VerifyOffsetRequired(verifier, VT_TYPE) && - verifier.VerifyTable(type()) && - VerifyField(verifier, VT_ID, 2) && - VerifyField(verifier, VT_OFFSET, 2) && - VerifyField(verifier, VT_DEFAULT_INTEGER, 8) && - VerifyField(verifier, VT_DEFAULT_REAL, 8) && - VerifyField(verifier, VT_DEPRECATED, 1) && - VerifyField(verifier, VT_REQUIRED, 1) && - VerifyField(verifier, VT_KEY, 1) && - VerifyOffset(verifier, VT_ATTRIBUTES) && - verifier.VerifyVector(attributes()) && - verifier.VerifyVectorOfTables(attributes()) && - VerifyOffset(verifier, VT_DOCUMENTATION) && - verifier.VerifyVector(documentation()) && - verifier.VerifyVectorOfStrings(documentation()) && - VerifyField(verifier, VT_OPTIONAL, 1) && - VerifyField(verifier, VT_PADDING, 2) && - verifier.EndTable(); - } -}; - -struct FieldBuilder { - typedef Field Table; - flatbuffers::FlatBufferBuilder &fbb_; - flatbuffers::uoffset_t start_; - void add_name(flatbuffers::Offset name) { - fbb_.AddOffset(Field::VT_NAME, name); - } - void add_type(flatbuffers::Offset type) { - fbb_.AddOffset(Field::VT_TYPE, type); - } - void add_id(uint16_t id) { - fbb_.AddElement(Field::VT_ID, id, 0); - } - void add_offset(uint16_t offset) { - fbb_.AddElement(Field::VT_OFFSET, offset, 0); - } - void add_default_integer(int64_t default_integer) { - fbb_.AddElement(Field::VT_DEFAULT_INTEGER, default_integer, 0); - } - void add_default_real(double default_real) { - fbb_.AddElement(Field::VT_DEFAULT_REAL, default_real, 0.0); - } - void add_deprecated(bool deprecated) { - fbb_.AddElement(Field::VT_DEPRECATED, static_cast(deprecated), 0); - } - void add_required(bool required) { - fbb_.AddElement(Field::VT_REQUIRED, static_cast(required), 0); - } - void add_key(bool key) { - fbb_.AddElement(Field::VT_KEY, static_cast(key), 0); - } - void add_attributes(flatbuffers::Offset>> attributes) { - fbb_.AddOffset(Field::VT_ATTRIBUTES, attributes); - } - void add_documentation(flatbuffers::Offset>> documentation) { - fbb_.AddOffset(Field::VT_DOCUMENTATION, documentation); - } - void add_optional(bool optional) { - fbb_.AddElement(Field::VT_OPTIONAL, static_cast(optional), 0); - } - void add_padding(uint16_t padding) { - fbb_.AddElement(Field::VT_PADDING, padding, 0); - } - explicit FieldBuilder(flatbuffers::FlatBufferBuilder &_fbb) - : fbb_(_fbb) { - start_ = fbb_.StartTable(); - } - flatbuffers::Offset Finish() { - const auto end = fbb_.EndTable(start_); - auto o = flatbuffers::Offset(end); - fbb_.Required(o, Field::VT_NAME); - fbb_.Required(o, Field::VT_TYPE); - return o; - } -}; - -inline flatbuffers::Offset CreateField( - flatbuffers::FlatBufferBuilder &_fbb, - flatbuffers::Offset name = 0, - flatbuffers::Offset type = 0, - uint16_t id = 0, - uint16_t offset = 0, - int64_t default_integer = 0, - double default_real = 0.0, - bool deprecated = false, - bool required = false, - bool key = false, - flatbuffers::Offset>> attributes = 0, - flatbuffers::Offset>> documentation = 0, - bool optional = false, - uint16_t padding = 0) { - FieldBuilder builder_(_fbb); - builder_.add_default_real(default_real); - builder_.add_default_integer(default_integer); - builder_.add_documentation(documentation); - builder_.add_attributes(attributes); - builder_.add_type(type); - builder_.add_name(name); - builder_.add_padding(padding); - builder_.add_offset(offset); - builder_.add_id(id); - builder_.add_optional(optional); - builder_.add_key(key); - builder_.add_required(required); - builder_.add_deprecated(deprecated); - return builder_.Finish(); -} - -inline flatbuffers::Offset CreateFieldDirect( - flatbuffers::FlatBufferBuilder &_fbb, - const char *name = nullptr, - flatbuffers::Offset type = 0, - uint16_t id = 0, - uint16_t offset = 0, - int64_t default_integer = 0, - double default_real = 0.0, - bool deprecated = false, - bool required = false, - bool key = false, - std::vector> *attributes = nullptr, - const std::vector> *documentation = nullptr, - bool optional = false, - uint16_t padding = 0) { - auto name__ = name ? _fbb.CreateString(name) : 0; - auto attributes__ = attributes ? _fbb.CreateVectorOfSortedTables(attributes) : 0; - auto documentation__ = documentation ? _fbb.CreateVector>(*documentation) : 0; - return reflection::CreateField( - _fbb, - name__, - type, - id, - offset, - default_integer, - default_real, - deprecated, - required, - key, - attributes__, - documentation__, - optional, - padding); -} - -struct Object FLATBUFFERS_FINAL_CLASS : private flatbuffers::Table { - typedef ObjectBuilder Builder; - enum FlatBuffersVTableOffset FLATBUFFERS_VTABLE_UNDERLYING_TYPE { - VT_NAME = 4, - VT_FIELDS = 6, - VT_IS_STRUCT = 8, - VT_MINALIGN = 10, - VT_BYTESIZE = 12, - VT_ATTRIBUTES = 14, - VT_DOCUMENTATION = 16, - VT_DECLARATION_FILE = 18 - }; - const flatbuffers::String *name() const { - return GetPointer(VT_NAME); - } - bool KeyCompareLessThan(const Object *o) const { - return *name() < *o->name(); - } - int KeyCompareWithValue(const char *_name) const { - return strcmp(name()->c_str(), _name); - } - const flatbuffers::Vector> *fields() const { - return GetPointer> *>(VT_FIELDS); - } - bool is_struct() const { - return GetField(VT_IS_STRUCT, 0) != 0; - } - int32_t minalign() const { - return GetField(VT_MINALIGN, 0); - } - int32_t bytesize() const { - return GetField(VT_BYTESIZE, 0); - } - const flatbuffers::Vector> *attributes() const { - return GetPointer> *>(VT_ATTRIBUTES); - } - const flatbuffers::Vector> *documentation() const { - return GetPointer> *>(VT_DOCUMENTATION); - } - /// File that this Object is declared in. - const flatbuffers::String *declaration_file() const { - return GetPointer(VT_DECLARATION_FILE); - } - bool Verify(flatbuffers::Verifier &verifier) const { - return VerifyTableStart(verifier) && - VerifyOffsetRequired(verifier, VT_NAME) && - verifier.VerifyString(name()) && - VerifyOffsetRequired(verifier, VT_FIELDS) && - verifier.VerifyVector(fields()) && - verifier.VerifyVectorOfTables(fields()) && - VerifyField(verifier, VT_IS_STRUCT, 1) && - VerifyField(verifier, VT_MINALIGN, 4) && - VerifyField(verifier, VT_BYTESIZE, 4) && - VerifyOffset(verifier, VT_ATTRIBUTES) && - verifier.VerifyVector(attributes()) && - verifier.VerifyVectorOfTables(attributes()) && - VerifyOffset(verifier, VT_DOCUMENTATION) && - verifier.VerifyVector(documentation()) && - verifier.VerifyVectorOfStrings(documentation()) && - VerifyOffset(verifier, VT_DECLARATION_FILE) && - verifier.VerifyString(declaration_file()) && - verifier.EndTable(); - } -}; - -struct ObjectBuilder { - typedef Object Table; - flatbuffers::FlatBufferBuilder &fbb_; - flatbuffers::uoffset_t start_; - void add_name(flatbuffers::Offset name) { - fbb_.AddOffset(Object::VT_NAME, name); - } - void add_fields(flatbuffers::Offset>> fields) { - fbb_.AddOffset(Object::VT_FIELDS, fields); - } - void add_is_struct(bool is_struct) { - fbb_.AddElement(Object::VT_IS_STRUCT, static_cast(is_struct), 0); - } - void add_minalign(int32_t minalign) { - fbb_.AddElement(Object::VT_MINALIGN, minalign, 0); - } - void add_bytesize(int32_t bytesize) { - fbb_.AddElement(Object::VT_BYTESIZE, bytesize, 0); - } - void add_attributes(flatbuffers::Offset>> attributes) { - fbb_.AddOffset(Object::VT_ATTRIBUTES, attributes); - } - void add_documentation(flatbuffers::Offset>> documentation) { - fbb_.AddOffset(Object::VT_DOCUMENTATION, documentation); - } - void add_declaration_file(flatbuffers::Offset declaration_file) { - fbb_.AddOffset(Object::VT_DECLARATION_FILE, declaration_file); - } - explicit ObjectBuilder(flatbuffers::FlatBufferBuilder &_fbb) - : fbb_(_fbb) { - start_ = fbb_.StartTable(); - } - flatbuffers::Offset Finish() { - const auto end = fbb_.EndTable(start_); - auto o = flatbuffers::Offset(end); - fbb_.Required(o, Object::VT_NAME); - fbb_.Required(o, Object::VT_FIELDS); - return o; - } -}; - -inline flatbuffers::Offset CreateObject( - flatbuffers::FlatBufferBuilder &_fbb, - flatbuffers::Offset name = 0, - flatbuffers::Offset>> fields = 0, - bool is_struct = false, - int32_t minalign = 0, - int32_t bytesize = 0, - flatbuffers::Offset>> attributes = 0, - flatbuffers::Offset>> documentation = 0, - flatbuffers::Offset declaration_file = 0) { - ObjectBuilder builder_(_fbb); - builder_.add_declaration_file(declaration_file); - builder_.add_documentation(documentation); - builder_.add_attributes(attributes); - builder_.add_bytesize(bytesize); - builder_.add_minalign(minalign); - builder_.add_fields(fields); - builder_.add_name(name); - builder_.add_is_struct(is_struct); - return builder_.Finish(); -} - -inline flatbuffers::Offset CreateObjectDirect( - flatbuffers::FlatBufferBuilder &_fbb, - const char *name = nullptr, - std::vector> *fields = nullptr, - bool is_struct = false, - int32_t minalign = 0, - int32_t bytesize = 0, - std::vector> *attributes = nullptr, - const std::vector> *documentation = nullptr, - const char *declaration_file = nullptr) { - auto name__ = name ? _fbb.CreateString(name) : 0; - auto fields__ = fields ? _fbb.CreateVectorOfSortedTables(fields) : 0; - auto attributes__ = attributes ? _fbb.CreateVectorOfSortedTables(attributes) : 0; - auto documentation__ = documentation ? _fbb.CreateVector>(*documentation) : 0; - auto declaration_file__ = declaration_file ? _fbb.CreateString(declaration_file) : 0; - return reflection::CreateObject( - _fbb, - name__, - fields__, - is_struct, - minalign, - bytesize, - attributes__, - documentation__, - declaration_file__); -} - -struct RPCCall FLATBUFFERS_FINAL_CLASS : private flatbuffers::Table { - typedef RPCCallBuilder Builder; - enum FlatBuffersVTableOffset FLATBUFFERS_VTABLE_UNDERLYING_TYPE { - VT_NAME = 4, - VT_REQUEST = 6, - VT_RESPONSE = 8, - VT_ATTRIBUTES = 10, - VT_DOCUMENTATION = 12 - }; - const flatbuffers::String *name() const { - return GetPointer(VT_NAME); - } - bool KeyCompareLessThan(const RPCCall *o) const { - return *name() < *o->name(); - } - int KeyCompareWithValue(const char *_name) const { - return strcmp(name()->c_str(), _name); - } - const reflection::Object *request() const { - return GetPointer(VT_REQUEST); - } - const reflection::Object *response() const { - return GetPointer(VT_RESPONSE); - } - const flatbuffers::Vector> *attributes() const { - return GetPointer> *>(VT_ATTRIBUTES); - } - const flatbuffers::Vector> *documentation() const { - return GetPointer> *>(VT_DOCUMENTATION); - } - bool Verify(flatbuffers::Verifier &verifier) const { - return VerifyTableStart(verifier) && - VerifyOffsetRequired(verifier, VT_NAME) && - verifier.VerifyString(name()) && - VerifyOffsetRequired(verifier, VT_REQUEST) && - verifier.VerifyTable(request()) && - VerifyOffsetRequired(verifier, VT_RESPONSE) && - verifier.VerifyTable(response()) && - VerifyOffset(verifier, VT_ATTRIBUTES) && - verifier.VerifyVector(attributes()) && - verifier.VerifyVectorOfTables(attributes()) && - VerifyOffset(verifier, VT_DOCUMENTATION) && - verifier.VerifyVector(documentation()) && - verifier.VerifyVectorOfStrings(documentation()) && - verifier.EndTable(); - } -}; - -struct RPCCallBuilder { - typedef RPCCall Table; - flatbuffers::FlatBufferBuilder &fbb_; - flatbuffers::uoffset_t start_; - void add_name(flatbuffers::Offset name) { - fbb_.AddOffset(RPCCall::VT_NAME, name); - } - void add_request(flatbuffers::Offset request) { - fbb_.AddOffset(RPCCall::VT_REQUEST, request); - } - void add_response(flatbuffers::Offset response) { - fbb_.AddOffset(RPCCall::VT_RESPONSE, response); - } - void add_attributes(flatbuffers::Offset>> attributes) { - fbb_.AddOffset(RPCCall::VT_ATTRIBUTES, attributes); - } - void add_documentation(flatbuffers::Offset>> documentation) { - fbb_.AddOffset(RPCCall::VT_DOCUMENTATION, documentation); - } - explicit RPCCallBuilder(flatbuffers::FlatBufferBuilder &_fbb) - : fbb_(_fbb) { - start_ = fbb_.StartTable(); - } - flatbuffers::Offset Finish() { - const auto end = fbb_.EndTable(start_); - auto o = flatbuffers::Offset(end); - fbb_.Required(o, RPCCall::VT_NAME); - fbb_.Required(o, RPCCall::VT_REQUEST); - fbb_.Required(o, RPCCall::VT_RESPONSE); - return o; - } -}; - -inline flatbuffers::Offset CreateRPCCall( - flatbuffers::FlatBufferBuilder &_fbb, - flatbuffers::Offset name = 0, - flatbuffers::Offset request = 0, - flatbuffers::Offset response = 0, - flatbuffers::Offset>> attributes = 0, - flatbuffers::Offset>> documentation = 0) { - RPCCallBuilder builder_(_fbb); - builder_.add_documentation(documentation); - builder_.add_attributes(attributes); - builder_.add_response(response); - builder_.add_request(request); - builder_.add_name(name); - return builder_.Finish(); -} - -inline flatbuffers::Offset CreateRPCCallDirect( - flatbuffers::FlatBufferBuilder &_fbb, - const char *name = nullptr, - flatbuffers::Offset request = 0, - flatbuffers::Offset response = 0, - std::vector> *attributes = nullptr, - const std::vector> *documentation = nullptr) { - auto name__ = name ? _fbb.CreateString(name) : 0; - auto attributes__ = attributes ? _fbb.CreateVectorOfSortedTables(attributes) : 0; - auto documentation__ = documentation ? _fbb.CreateVector>(*documentation) : 0; - return reflection::CreateRPCCall( - _fbb, - name__, - request, - response, - attributes__, - documentation__); -} - -struct Service FLATBUFFERS_FINAL_CLASS : private flatbuffers::Table { - typedef ServiceBuilder Builder; - enum FlatBuffersVTableOffset FLATBUFFERS_VTABLE_UNDERLYING_TYPE { - VT_NAME = 4, - VT_CALLS = 6, - VT_ATTRIBUTES = 8, - VT_DOCUMENTATION = 10, - VT_DECLARATION_FILE = 12 - }; - const flatbuffers::String *name() const { - return GetPointer(VT_NAME); - } - bool KeyCompareLessThan(const Service *o) const { - return *name() < *o->name(); - } - int KeyCompareWithValue(const char *_name) const { - return strcmp(name()->c_str(), _name); - } - const flatbuffers::Vector> *calls() const { - return GetPointer> *>(VT_CALLS); - } - const flatbuffers::Vector> *attributes() const { - return GetPointer> *>(VT_ATTRIBUTES); - } - const flatbuffers::Vector> *documentation() const { - return GetPointer> *>(VT_DOCUMENTATION); - } - /// File that this Service is declared in. - const flatbuffers::String *declaration_file() const { - return GetPointer(VT_DECLARATION_FILE); - } - bool Verify(flatbuffers::Verifier &verifier) const { - return VerifyTableStart(verifier) && - VerifyOffsetRequired(verifier, VT_NAME) && - verifier.VerifyString(name()) && - VerifyOffset(verifier, VT_CALLS) && - verifier.VerifyVector(calls()) && - verifier.VerifyVectorOfTables(calls()) && - VerifyOffset(verifier, VT_ATTRIBUTES) && - verifier.VerifyVector(attributes()) && - verifier.VerifyVectorOfTables(attributes()) && - VerifyOffset(verifier, VT_DOCUMENTATION) && - verifier.VerifyVector(documentation()) && - verifier.VerifyVectorOfStrings(documentation()) && - VerifyOffset(verifier, VT_DECLARATION_FILE) && - verifier.VerifyString(declaration_file()) && - verifier.EndTable(); - } -}; - -struct ServiceBuilder { - typedef Service Table; - flatbuffers::FlatBufferBuilder &fbb_; - flatbuffers::uoffset_t start_; - void add_name(flatbuffers::Offset name) { - fbb_.AddOffset(Service::VT_NAME, name); - } - void add_calls(flatbuffers::Offset>> calls) { - fbb_.AddOffset(Service::VT_CALLS, calls); - } - void add_attributes(flatbuffers::Offset>> attributes) { - fbb_.AddOffset(Service::VT_ATTRIBUTES, attributes); - } - void add_documentation(flatbuffers::Offset>> documentation) { - fbb_.AddOffset(Service::VT_DOCUMENTATION, documentation); - } - void add_declaration_file(flatbuffers::Offset declaration_file) { - fbb_.AddOffset(Service::VT_DECLARATION_FILE, declaration_file); - } - explicit ServiceBuilder(flatbuffers::FlatBufferBuilder &_fbb) - : fbb_(_fbb) { - start_ = fbb_.StartTable(); - } - flatbuffers::Offset Finish() { - const auto end = fbb_.EndTable(start_); - auto o = flatbuffers::Offset(end); - fbb_.Required(o, Service::VT_NAME); - return o; - } -}; - -inline flatbuffers::Offset CreateService( - flatbuffers::FlatBufferBuilder &_fbb, - flatbuffers::Offset name = 0, - flatbuffers::Offset>> calls = 0, - flatbuffers::Offset>> attributes = 0, - flatbuffers::Offset>> documentation = 0, - flatbuffers::Offset declaration_file = 0) { - ServiceBuilder builder_(_fbb); - builder_.add_declaration_file(declaration_file); - builder_.add_documentation(documentation); - builder_.add_attributes(attributes); - builder_.add_calls(calls); - builder_.add_name(name); - return builder_.Finish(); -} - -inline flatbuffers::Offset CreateServiceDirect( - flatbuffers::FlatBufferBuilder &_fbb, - const char *name = nullptr, - std::vector> *calls = nullptr, - std::vector> *attributes = nullptr, - const std::vector> *documentation = nullptr, - const char *declaration_file = nullptr) { - auto name__ = name ? _fbb.CreateString(name) : 0; - auto calls__ = calls ? _fbb.CreateVectorOfSortedTables(calls) : 0; - auto attributes__ = attributes ? _fbb.CreateVectorOfSortedTables(attributes) : 0; - auto documentation__ = documentation ? _fbb.CreateVector>(*documentation) : 0; - auto declaration_file__ = declaration_file ? _fbb.CreateString(declaration_file) : 0; - return reflection::CreateService( - _fbb, - name__, - calls__, - attributes__, - documentation__, - declaration_file__); -} - -/// File specific information. -/// Symbols declared within a file may be recovered by iterating over all -/// symbols and examining the `declaration_file` field. -struct SchemaFile FLATBUFFERS_FINAL_CLASS : private flatbuffers::Table { - typedef SchemaFileBuilder Builder; - enum FlatBuffersVTableOffset FLATBUFFERS_VTABLE_UNDERLYING_TYPE { - VT_FILENAME = 4, - VT_INCLUDED_FILENAMES = 6 - }; - /// Filename, relative to project root. - const flatbuffers::String *filename() const { - return GetPointer(VT_FILENAME); - } - bool KeyCompareLessThan(const SchemaFile *o) const { - return *filename() < *o->filename(); - } - int KeyCompareWithValue(const char *_filename) const { - return strcmp(filename()->c_str(), _filename); - } - /// Names of included files, relative to project root. - const flatbuffers::Vector> *included_filenames() const { - return GetPointer> *>(VT_INCLUDED_FILENAMES); - } - bool Verify(flatbuffers::Verifier &verifier) const { - return VerifyTableStart(verifier) && - VerifyOffsetRequired(verifier, VT_FILENAME) && - verifier.VerifyString(filename()) && - VerifyOffset(verifier, VT_INCLUDED_FILENAMES) && - verifier.VerifyVector(included_filenames()) && - verifier.VerifyVectorOfStrings(included_filenames()) && - verifier.EndTable(); - } -}; - -struct SchemaFileBuilder { - typedef SchemaFile Table; - flatbuffers::FlatBufferBuilder &fbb_; - flatbuffers::uoffset_t start_; - void add_filename(flatbuffers::Offset filename) { - fbb_.AddOffset(SchemaFile::VT_FILENAME, filename); - } - void add_included_filenames(flatbuffers::Offset>> included_filenames) { - fbb_.AddOffset(SchemaFile::VT_INCLUDED_FILENAMES, included_filenames); - } - explicit SchemaFileBuilder(flatbuffers::FlatBufferBuilder &_fbb) - : fbb_(_fbb) { - start_ = fbb_.StartTable(); - } - flatbuffers::Offset Finish() { - const auto end = fbb_.EndTable(start_); - auto o = flatbuffers::Offset(end); - fbb_.Required(o, SchemaFile::VT_FILENAME); - return o; - } -}; - -inline flatbuffers::Offset CreateSchemaFile( - flatbuffers::FlatBufferBuilder &_fbb, - flatbuffers::Offset filename = 0, - flatbuffers::Offset>> included_filenames = 0) { - SchemaFileBuilder builder_(_fbb); - builder_.add_included_filenames(included_filenames); - builder_.add_filename(filename); - return builder_.Finish(); -} - -inline flatbuffers::Offset CreateSchemaFileDirect( - flatbuffers::FlatBufferBuilder &_fbb, - const char *filename = nullptr, - const std::vector> *included_filenames = nullptr) { - auto filename__ = filename ? _fbb.CreateString(filename) : 0; - auto included_filenames__ = included_filenames ? _fbb.CreateVector>(*included_filenames) : 0; - return reflection::CreateSchemaFile( - _fbb, - filename__, - included_filenames__); -} - -struct Schema FLATBUFFERS_FINAL_CLASS : private flatbuffers::Table { - typedef SchemaBuilder Builder; - enum FlatBuffersVTableOffset FLATBUFFERS_VTABLE_UNDERLYING_TYPE { - VT_OBJECTS = 4, - VT_ENUMS = 6, - VT_FILE_IDENT = 8, - VT_FILE_EXT = 10, - VT_ROOT_TABLE = 12, - VT_SERVICES = 14, - VT_ADVANCED_FEATURES = 16, - VT_FBS_FILES = 18 - }; - const flatbuffers::Vector> *objects() const { - return GetPointer> *>(VT_OBJECTS); - } - const flatbuffers::Vector> *enums() const { - return GetPointer> *>(VT_ENUMS); - } - const flatbuffers::String *file_ident() const { - return GetPointer(VT_FILE_IDENT); - } - const flatbuffers::String *file_ext() const { - return GetPointer(VT_FILE_EXT); - } - const reflection::Object *root_table() const { - return GetPointer(VT_ROOT_TABLE); - } - const flatbuffers::Vector> *services() const { - return GetPointer> *>(VT_SERVICES); - } - reflection::AdvancedFeatures advanced_features() const { - return static_cast(GetField(VT_ADVANCED_FEATURES, 0)); - } - /// All the files used in this compilation. Files are relative to where - /// flatc was invoked. - const flatbuffers::Vector> *fbs_files() const { - return GetPointer> *>(VT_FBS_FILES); - } - bool Verify(flatbuffers::Verifier &verifier) const { - return VerifyTableStart(verifier) && - VerifyOffsetRequired(verifier, VT_OBJECTS) && - verifier.VerifyVector(objects()) && - verifier.VerifyVectorOfTables(objects()) && - VerifyOffsetRequired(verifier, VT_ENUMS) && - verifier.VerifyVector(enums()) && - verifier.VerifyVectorOfTables(enums()) && - VerifyOffset(verifier, VT_FILE_IDENT) && - verifier.VerifyString(file_ident()) && - VerifyOffset(verifier, VT_FILE_EXT) && - verifier.VerifyString(file_ext()) && - VerifyOffset(verifier, VT_ROOT_TABLE) && - verifier.VerifyTable(root_table()) && - VerifyOffset(verifier, VT_SERVICES) && - verifier.VerifyVector(services()) && - verifier.VerifyVectorOfTables(services()) && - VerifyField(verifier, VT_ADVANCED_FEATURES, 8) && - VerifyOffset(verifier, VT_FBS_FILES) && - verifier.VerifyVector(fbs_files()) && - verifier.VerifyVectorOfTables(fbs_files()) && - verifier.EndTable(); - } -}; - -struct SchemaBuilder { - typedef Schema Table; - flatbuffers::FlatBufferBuilder &fbb_; - flatbuffers::uoffset_t start_; - void add_objects(flatbuffers::Offset>> objects) { - fbb_.AddOffset(Schema::VT_OBJECTS, objects); - } - void add_enums(flatbuffers::Offset>> enums) { - fbb_.AddOffset(Schema::VT_ENUMS, enums); - } - void add_file_ident(flatbuffers::Offset file_ident) { - fbb_.AddOffset(Schema::VT_FILE_IDENT, file_ident); - } - void add_file_ext(flatbuffers::Offset file_ext) { - fbb_.AddOffset(Schema::VT_FILE_EXT, file_ext); - } - void add_root_table(flatbuffers::Offset root_table) { - fbb_.AddOffset(Schema::VT_ROOT_TABLE, root_table); - } - void add_services(flatbuffers::Offset>> services) { - fbb_.AddOffset(Schema::VT_SERVICES, services); - } - void add_advanced_features(reflection::AdvancedFeatures advanced_features) { - fbb_.AddElement(Schema::VT_ADVANCED_FEATURES, static_cast(advanced_features), 0); - } - void add_fbs_files(flatbuffers::Offset>> fbs_files) { - fbb_.AddOffset(Schema::VT_FBS_FILES, fbs_files); - } - explicit SchemaBuilder(flatbuffers::FlatBufferBuilder &_fbb) - : fbb_(_fbb) { - start_ = fbb_.StartTable(); - } - flatbuffers::Offset Finish() { - const auto end = fbb_.EndTable(start_); - auto o = flatbuffers::Offset(end); - fbb_.Required(o, Schema::VT_OBJECTS); - fbb_.Required(o, Schema::VT_ENUMS); - return o; - } -}; - -inline flatbuffers::Offset CreateSchema( - flatbuffers::FlatBufferBuilder &_fbb, - flatbuffers::Offset>> objects = 0, - flatbuffers::Offset>> enums = 0, - flatbuffers::Offset file_ident = 0, - flatbuffers::Offset file_ext = 0, - flatbuffers::Offset root_table = 0, - flatbuffers::Offset>> services = 0, - reflection::AdvancedFeatures advanced_features = static_cast(0), - flatbuffers::Offset>> fbs_files = 0) { - SchemaBuilder builder_(_fbb); - builder_.add_advanced_features(advanced_features); - builder_.add_fbs_files(fbs_files); - builder_.add_services(services); - builder_.add_root_table(root_table); - builder_.add_file_ext(file_ext); - builder_.add_file_ident(file_ident); - builder_.add_enums(enums); - builder_.add_objects(objects); - return builder_.Finish(); -} - -inline flatbuffers::Offset CreateSchemaDirect( - flatbuffers::FlatBufferBuilder &_fbb, - std::vector> *objects = nullptr, - std::vector> *enums = nullptr, - const char *file_ident = nullptr, - const char *file_ext = nullptr, - flatbuffers::Offset root_table = 0, - std::vector> *services = nullptr, - reflection::AdvancedFeatures advanced_features = static_cast(0), - std::vector> *fbs_files = nullptr) { - auto objects__ = objects ? _fbb.CreateVectorOfSortedTables(objects) : 0; - auto enums__ = enums ? _fbb.CreateVectorOfSortedTables(enums) : 0; - auto file_ident__ = file_ident ? _fbb.CreateString(file_ident) : 0; - auto file_ext__ = file_ext ? _fbb.CreateString(file_ext) : 0; - auto services__ = services ? _fbb.CreateVectorOfSortedTables(services) : 0; - auto fbs_files__ = fbs_files ? _fbb.CreateVectorOfSortedTables(fbs_files) : 0; - return reflection::CreateSchema( - _fbb, - objects__, - enums__, - file_ident__, - file_ext__, - root_table, - services__, - advanced_features, - fbs_files__); -} - -inline const reflection::Schema *GetSchema(const void *buf) { - return flatbuffers::GetRoot(buf); -} - -inline const reflection::Schema *GetSizePrefixedSchema(const void *buf) { - return flatbuffers::GetSizePrefixedRoot(buf); -} - -inline const char *SchemaIdentifier() { - return "BFBS"; -} - -inline bool SchemaBufferHasIdentifier(const void *buf) { - return flatbuffers::BufferHasIdentifier( - buf, SchemaIdentifier()); -} - -inline bool SizePrefixedSchemaBufferHasIdentifier(const void *buf) { - return flatbuffers::BufferHasIdentifier( - buf, SchemaIdentifier(), true); -} - -inline bool VerifySchemaBuffer( - flatbuffers::Verifier &verifier) { - return verifier.VerifyBuffer(SchemaIdentifier()); -} - -inline bool VerifySizePrefixedSchemaBuffer( - flatbuffers::Verifier &verifier) { - return verifier.VerifySizePrefixedBuffer(SchemaIdentifier()); -} - -inline const char *SchemaExtension() { - return "bfbs"; -} - -inline void FinishSchemaBuffer( - flatbuffers::FlatBufferBuilder &fbb, - flatbuffers::Offset root) { - fbb.Finish(root, SchemaIdentifier()); -} - -inline void FinishSizePrefixedSchemaBuffer( - flatbuffers::FlatBufferBuilder &fbb, - flatbuffers::Offset root) { - fbb.FinishSizePrefixed(root, SchemaIdentifier()); -} - -} // namespace reflection - -#endif // FLATBUFFERS_GENERATED_REFLECTION_REFLECTION_H_ diff --git a/vendor/flatbuffers/registry.h b/vendor/flatbuffers/registry.h deleted file mode 100644 index e8bb8f5e32bd..000000000000 --- a/vendor/flatbuffers/registry.h +++ /dev/null @@ -1,128 +0,0 @@ -/* - * Copyright 2017 Google Inc. All rights reserved. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#ifndef FLATBUFFERS_REGISTRY_H_ -#define FLATBUFFERS_REGISTRY_H_ - -#include "flatbuffers/base.h" -#include "flatbuffers/idl.h" - -namespace flatbuffers { - -// Convenience class to easily parse or generate text for arbitrary FlatBuffers. -// Simply pre-populate it with all schema filenames that may be in use, and -// This class will look them up using the file_identifier declared in the -// schema. -class Registry { - public: - // Call this for all schemas that may be in use. The identifier has - // a function in the generated code, e.g. MonsterIdentifier(). - void Register(const char *file_identifier, const char *schema_path) { - Schema schema; - schema.path_ = schema_path; - schemas_[file_identifier] = schema; - } - - // Generate text from an arbitrary FlatBuffer by looking up its - // file_identifier in the registry. - bool FlatBufferToText(const uint8_t *flatbuf, size_t len, std::string *dest) { - // Get the identifier out of the buffer. - // If the buffer is truncated, exit. - if (len < sizeof(uoffset_t) + kFileIdentifierLength) { - lasterror_ = "buffer truncated"; - return false; - } - std::string ident( - reinterpret_cast(flatbuf) + sizeof(uoffset_t), - kFileIdentifierLength); - // Load and parse the schema. - Parser parser; - if (!LoadSchema(ident, &parser)) return false; - // Now we're ready to generate text. - if (!GenerateText(parser, flatbuf, dest)) { - lasterror_ = "unable to generate text for FlatBuffer binary"; - return false; - } - return true; - } - - // Converts a binary buffer to text using one of the schemas in the registry, - // use the file_identifier to indicate which. - // If DetachedBuffer::data() is null then parsing failed. - DetachedBuffer TextToFlatBuffer(const char *text, - const char *file_identifier) { - // Load and parse the schema. - Parser parser; - if (!LoadSchema(file_identifier, &parser)) return DetachedBuffer(); - // Parse the text. - if (!parser.Parse(text)) { - lasterror_ = parser.error_; - return DetachedBuffer(); - } - // We have a valid FlatBuffer. Detach it from the builder and return. - return parser.builder_.Release(); - } - - // Modify any parsing / output options used by the other functions. - void SetOptions(const IDLOptions &opts) { opts_ = opts; } - - // If schemas used contain include statements, call this function for every - // directory the parser should search them for. - void AddIncludeDirectory(const char *path) { include_paths_.push_back(path); } - - // Returns a human readable error if any of the above functions fail. - const std::string &GetLastError() { return lasterror_; } - - private: - bool LoadSchema(const std::string &ident, Parser *parser) { - // Find the schema, if not, exit. - auto it = schemas_.find(ident); - if (it == schemas_.end()) { - // Don't attach the identifier, since it may not be human readable. - lasterror_ = "identifier for this buffer not in the registry"; - return false; - } - auto &schema = it->second; - // Load the schema from disk. If not, exit. - std::string schematext; - if (!LoadFile(schema.path_.c_str(), false, &schematext)) { - lasterror_ = "could not load schema: " + schema.path_; - return false; - } - // Parse schema. - parser->opts = opts_; - if (!parser->Parse(schematext.c_str(), include_paths_.data(), - schema.path_.c_str())) { - lasterror_ = parser->error_; - return false; - } - return true; - } - - struct Schema { - std::string path_; - // TODO(wvo) optionally cache schema file or parsed schema here. - }; - - std::string lasterror_; - IDLOptions opts_; - std::vector include_paths_; - std::map schemas_; -}; - -} // namespace flatbuffers - -#endif // FLATBUFFERS_REGISTRY_H_ diff --git a/vendor/flatbuffers/stl_emulation.h b/vendor/flatbuffers/stl_emulation.h deleted file mode 100644 index 452ddb832f11..000000000000 --- a/vendor/flatbuffers/stl_emulation.h +++ /dev/null @@ -1,510 +0,0 @@ -/* - * Copyright 2017 Google Inc. All rights reserved. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#ifndef FLATBUFFERS_STL_EMULATION_H_ -#define FLATBUFFERS_STL_EMULATION_H_ - -// clang-format off -#include "flatbuffers/base.h" - -#include -#include -#include -#include -#include - -#ifndef FLATBUFFERS_USE_STD_OPTIONAL - // Detect C++17 compatible compiler. - // __cplusplus >= 201703L - a compiler has support of 'static inline' variables. - #if (defined(__cplusplus) && __cplusplus >= 201703L) \ - || (defined(_MSVC_LANG) && _MSVC_LANG >= 201703L) - #define FLATBUFFERS_USE_STD_OPTIONAL 1 - #else - #define FLATBUFFERS_USE_STD_OPTIONAL 0 - #endif // (defined(__cplusplus) && __cplusplus >= 201703L) ... -#endif // FLATBUFFERS_USE_STD_OPTIONAL - -#if FLATBUFFERS_USE_STD_OPTIONAL - #include -#endif - -// The __cpp_lib_span is the predefined feature macro. -#if defined(FLATBUFFERS_USE_STD_SPAN) - #include -#elif defined(__cpp_lib_span) && defined(__has_include) - #if __has_include() - #include - #include - #define FLATBUFFERS_USE_STD_SPAN - #endif -#else - // Disable non-trivial ctors if FLATBUFFERS_SPAN_MINIMAL defined. - #if !defined(FLATBUFFERS_TEMPLATES_ALIASES) - #define FLATBUFFERS_SPAN_MINIMAL - #else - // Enable implicit construction of a span from a std::array. - #include - #endif -#endif // defined(FLATBUFFERS_USE_STD_SPAN) - -// This header provides backwards compatibility for older versions of the STL. -namespace flatbuffers { - -#if defined(FLATBUFFERS_TEMPLATES_ALIASES) - template - using numeric_limits = std::numeric_limits; -#else - template class numeric_limits : - public std::numeric_limits {}; -#endif // defined(FLATBUFFERS_TEMPLATES_ALIASES) - -#if defined(FLATBUFFERS_TEMPLATES_ALIASES) - template using is_scalar = std::is_scalar; - template using is_same = std::is_same; - template using is_floating_point = std::is_floating_point; - template using is_unsigned = std::is_unsigned; - template using is_enum = std::is_enum; - template using make_unsigned = std::make_unsigned; - template - using conditional = std::conditional; - template - using integral_constant = std::integral_constant; - template - using bool_constant = integral_constant; - using true_type = std::true_type; - using false_type = std::false_type; -#else - // MSVC 2010 doesn't support C++11 aliases. - template struct is_scalar : public std::is_scalar {}; - template struct is_same : public std::is_same {}; - template struct is_floating_point : - public std::is_floating_point {}; - template struct is_unsigned : public std::is_unsigned {}; - template struct is_enum : public std::is_enum {}; - template struct make_unsigned : public std::make_unsigned {}; - template - struct conditional : public std::conditional {}; - template - struct integral_constant : public std::integral_constant {}; - template - struct bool_constant : public integral_constant {}; - typedef bool_constant true_type; - typedef bool_constant false_type; -#endif // defined(FLATBUFFERS_TEMPLATES_ALIASES) - -#if defined(FLATBUFFERS_TEMPLATES_ALIASES) - template using unique_ptr = std::unique_ptr; -#else - // MSVC 2010 doesn't support C++11 aliases. - // We're manually "aliasing" the class here as we want to bring unique_ptr - // into the flatbuffers namespace. We have unique_ptr in the flatbuffers - // namespace we have a completely independent implementation (see below) - // for C++98 STL implementations. - template class unique_ptr : public std::unique_ptr { - public: - unique_ptr() {} - explicit unique_ptr(T* p) : std::unique_ptr(p) {} - unique_ptr(std::unique_ptr&& u) { *this = std::move(u); } - unique_ptr(unique_ptr&& u) { *this = std::move(u); } - unique_ptr& operator=(std::unique_ptr&& u) { - std::unique_ptr::reset(u.release()); - return *this; - } - unique_ptr& operator=(unique_ptr&& u) { - std::unique_ptr::reset(u.release()); - return *this; - } - unique_ptr& operator=(T* p) { - return std::unique_ptr::operator=(p); - } - }; -#endif // defined(FLATBUFFERS_TEMPLATES_ALIASES) - -#if FLATBUFFERS_USE_STD_OPTIONAL -template -using Optional = std::optional; -using nullopt_t = std::nullopt_t; -inline constexpr nullopt_t nullopt = std::nullopt; - -#else -// Limited implementation of Optional type for a scalar T. -// This implementation limited by trivial types compatible with -// std::is_arithmetic or std::is_enum type traits. - -// A tag to indicate an empty flatbuffers::optional. -struct nullopt_t { - explicit FLATBUFFERS_CONSTEXPR_CPP11 nullopt_t(int) {} -}; - -#if defined(FLATBUFFERS_CONSTEXPR_DEFINED) - namespace internal { - template struct nullopt_holder { - static constexpr nullopt_t instance_ = nullopt_t(0); - }; - template - constexpr nullopt_t nullopt_holder::instance_; - } - static constexpr const nullopt_t &nullopt = internal::nullopt_holder::instance_; - -#else - namespace internal { - template struct nullopt_holder { - static const nullopt_t instance_; - }; - template - const nullopt_t nullopt_holder::instance_ = nullopt_t(0); - } - static const nullopt_t &nullopt = internal::nullopt_holder::instance_; - -#endif - -template -class Optional FLATBUFFERS_FINAL_CLASS { - // Non-scalar 'T' would extremely complicated Optional. - // Use is_scalar checking because flatbuffers flatbuffers::is_arithmetic - // isn't implemented. - static_assert(flatbuffers::is_scalar::value, "unexpected type T"); - - public: - ~Optional() {} - - FLATBUFFERS_CONSTEXPR_CPP11 Optional() FLATBUFFERS_NOEXCEPT - : value_(), has_value_(false) {} - - FLATBUFFERS_CONSTEXPR_CPP11 Optional(nullopt_t) FLATBUFFERS_NOEXCEPT - : value_(), has_value_(false) {} - - FLATBUFFERS_CONSTEXPR_CPP11 Optional(T val) FLATBUFFERS_NOEXCEPT - : value_(val), has_value_(true) {} - - FLATBUFFERS_CONSTEXPR_CPP11 Optional(const Optional &other) FLATBUFFERS_NOEXCEPT - : value_(other.value_), has_value_(other.has_value_) {} - - FLATBUFFERS_CONSTEXPR_CPP14 Optional &operator=(const Optional &other) FLATBUFFERS_NOEXCEPT { - value_ = other.value_; - has_value_ = other.has_value_; - return *this; - } - - FLATBUFFERS_CONSTEXPR_CPP14 Optional &operator=(nullopt_t) FLATBUFFERS_NOEXCEPT { - value_ = T(); - has_value_ = false; - return *this; - } - - FLATBUFFERS_CONSTEXPR_CPP14 Optional &operator=(T val) FLATBUFFERS_NOEXCEPT { - value_ = val; - has_value_ = true; - return *this; - } - - void reset() FLATBUFFERS_NOEXCEPT { - *this = nullopt; - } - - void swap(Optional &other) FLATBUFFERS_NOEXCEPT { - std::swap(value_, other.value_); - std::swap(has_value_, other.has_value_); - } - - FLATBUFFERS_CONSTEXPR_CPP11 FLATBUFFERS_EXPLICIT_CPP11 operator bool() const FLATBUFFERS_NOEXCEPT { - return has_value_; - } - - FLATBUFFERS_CONSTEXPR_CPP11 bool has_value() const FLATBUFFERS_NOEXCEPT { - return has_value_; - } - - FLATBUFFERS_CONSTEXPR_CPP11 const T& operator*() const FLATBUFFERS_NOEXCEPT { - return value_; - } - - const T& value() const { - FLATBUFFERS_ASSERT(has_value()); - return value_; - } - - T value_or(T default_value) const FLATBUFFERS_NOEXCEPT { - return has_value() ? value_ : default_value; - } - - private: - T value_; - bool has_value_; -}; - -template -FLATBUFFERS_CONSTEXPR_CPP11 bool operator==(const Optional& opt, nullopt_t) FLATBUFFERS_NOEXCEPT { - return !opt; -} -template -FLATBUFFERS_CONSTEXPR_CPP11 bool operator==(nullopt_t, const Optional& opt) FLATBUFFERS_NOEXCEPT { - return !opt; -} - -template -FLATBUFFERS_CONSTEXPR_CPP11 bool operator==(const Optional& lhs, const U& rhs) FLATBUFFERS_NOEXCEPT { - return static_cast(lhs) && (*lhs == rhs); -} - -template -FLATBUFFERS_CONSTEXPR_CPP11 bool operator==(const T& lhs, const Optional& rhs) FLATBUFFERS_NOEXCEPT { - return static_cast(rhs) && (lhs == *rhs); -} - -template -FLATBUFFERS_CONSTEXPR_CPP11 bool operator==(const Optional& lhs, const Optional& rhs) FLATBUFFERS_NOEXCEPT { - return static_cast(lhs) != static_cast(rhs) - ? false - : !static_cast(lhs) ? false : (*lhs == *rhs); -} -#endif // FLATBUFFERS_USE_STD_OPTIONAL - - -// Very limited and naive partial implementation of C++20 std::span. -#if defined(FLATBUFFERS_USE_STD_SPAN) - inline constexpr std::size_t dynamic_extent = std::dynamic_extent; - template - using span = std::span; - -#else // !defined(FLATBUFFERS_USE_STD_SPAN) -FLATBUFFERS_CONSTEXPR std::size_t dynamic_extent = static_cast(-1); - -// Exclude this code if MSVC2010 or non-STL Android is active. -// The non-STL Android doesn't have `std::is_convertible` required for SFINAE. -#if !defined(FLATBUFFERS_SPAN_MINIMAL) -namespace internal { - // This is SFINAE helper class for checking of a common condition: - // > This overload only participates in overload resolution - // > Check whether a pointer to an array of From can be converted - // > to a pointer to an array of To. - // This helper is used for checking of 'From -> const From'. - template - struct is_span_convertible { - using type = - typename std::conditional::value - && (Extent == dynamic_extent || N == Extent), - int, void>::type; - }; - - template - struct SpanIterator { - // TODO: upgrade to std::random_access_iterator_tag. - using iterator_category = std::forward_iterator_tag; - using difference_type = std::ptrdiff_t; - using value_type = typename std::remove_cv::type; - using reference = T&; - using pointer = T*; - - // Convince MSVC compiler that this iterator is trusted (it is verified). - #ifdef _MSC_VER - using _Unchecked_type = pointer; - #endif // _MSC_VER - - SpanIterator(pointer ptr) : ptr_(ptr) {} - reference operator*() const { return *ptr_; } - pointer operator->() { return ptr_; } - SpanIterator& operator++() { ptr_++; return *this; } - SpanIterator operator++(int) { auto tmp = *this; ++(*this); return tmp; } - - friend bool operator== (const SpanIterator& lhs, const SpanIterator& rhs) { return lhs.ptr_ == rhs.ptr_; } - friend bool operator!= (const SpanIterator& lhs, const SpanIterator& rhs) { return lhs.ptr_ != rhs.ptr_; } - - private: - pointer ptr_; - }; -} // namespace internal -#endif // !defined(FLATBUFFERS_SPAN_MINIMAL) - -// T - element type; must be a complete type that is not an abstract -// class type. -// Extent - the number of elements in the sequence, or dynamic. -template -class span FLATBUFFERS_FINAL_CLASS { - public: - typedef T element_type; - typedef T& reference; - typedef const T& const_reference; - typedef T* pointer; - typedef const T* const_pointer; - typedef std::size_t size_type; - - static FLATBUFFERS_CONSTEXPR size_type extent = Extent; - - // Returns the number of elements in the span. - FLATBUFFERS_CONSTEXPR_CPP11 size_type size() const FLATBUFFERS_NOEXCEPT { - return count_; - } - - // Returns the size of the sequence in bytes. - FLATBUFFERS_CONSTEXPR_CPP11 - size_type size_bytes() const FLATBUFFERS_NOEXCEPT { - return size() * sizeof(element_type); - } - - // Checks if the span is empty. - FLATBUFFERS_CONSTEXPR_CPP11 bool empty() const FLATBUFFERS_NOEXCEPT { - return size() == 0; - } - - // Returns a pointer to the beginning of the sequence. - FLATBUFFERS_CONSTEXPR_CPP11 pointer data() const FLATBUFFERS_NOEXCEPT { - return data_; - } - - #if !defined(FLATBUFFERS_SPAN_MINIMAL) - using Iterator = internal::SpanIterator; - - Iterator begin() const { return Iterator(data()); } - Iterator end() const { return Iterator(data() + size()); } - #endif - - // Returns a reference to the idx-th element of the sequence. - // The behavior is undefined if the idx is greater than or equal to size(). - FLATBUFFERS_CONSTEXPR_CPP11 reference operator[](size_type idx) const { - return data()[idx]; - } - - FLATBUFFERS_CONSTEXPR_CPP11 span(const span &other) FLATBUFFERS_NOEXCEPT - : data_(other.data_), count_(other.count_) {} - - FLATBUFFERS_CONSTEXPR_CPP14 span &operator=(const span &other) - FLATBUFFERS_NOEXCEPT { - data_ = other.data_; - count_ = other.count_; - } - - // Limited implementation of - // `template constexpr std::span(It first, size_type count);`. - // - // Constructs a span that is a view over the range [first, first + count); - // the resulting span has: data() == first and size() == count. - // The behavior is undefined if [first, first + count) is not a valid range, - // or if (extent != flatbuffers::dynamic_extent && count != extent). - FLATBUFFERS_CONSTEXPR_CPP11 - explicit span(pointer first, size_type count) FLATBUFFERS_NOEXCEPT - : data_ (Extent == dynamic_extent ? first : (Extent == count ? first : nullptr)), - count_(Extent == dynamic_extent ? count : (Extent == count ? Extent : 0)) { - // Make span empty if the count argument is incompatible with span. - } - - // Exclude this code if MSVC2010 is active. The MSVC2010 isn't C++11 - // compliant, it doesn't support default template arguments for functions. - #if defined(FLATBUFFERS_SPAN_MINIMAL) - FLATBUFFERS_CONSTEXPR_CPP11 span() FLATBUFFERS_NOEXCEPT : data_(nullptr), - count_(0) { - static_assert(extent == 0 || extent == dynamic_extent, "invalid span"); - } - - #else - // Constructs an empty span whose data() == nullptr and size() == 0. - // This overload only participates in overload resolution if - // extent == 0 || extent == flatbuffers::dynamic_extent. - // A dummy template argument N is need dependency for SFINAE. - template::type = 0> - FLATBUFFERS_CONSTEXPR_CPP11 span() FLATBUFFERS_NOEXCEPT : data_(nullptr), - count_(0) { - static_assert(extent == 0 || extent == dynamic_extent, "invalid span"); - } - - // Constructs a span that is a view over the array arr; the resulting span - // has size() == N and data() == std::data(arr). These overloads only - // participate in overload resolution if - // extent == std::dynamic_extent || N == extent is true and - // std::remove_pointer_t(*)[] - // is convertible to element_type (*)[]. - template::type = 0> - FLATBUFFERS_CONSTEXPR_CPP11 span(element_type (&arr)[N]) FLATBUFFERS_NOEXCEPT - : data_(arr), count_(N) {} - - template::type = 0> - FLATBUFFERS_CONSTEXPR_CPP11 span(std::array &arr) FLATBUFFERS_NOEXCEPT - : data_(arr.data()), count_(N) {} - - //template - //FLATBUFFERS_CONSTEXPR_CPP11 span(std::array &arr) FLATBUFFERS_NOEXCEPT - // : data_(arr.data()), count_(N) {} - - template::type = 0> - FLATBUFFERS_CONSTEXPR_CPP11 span(const std::array &arr) FLATBUFFERS_NOEXCEPT - : data_(arr.data()), count_(N) {} - - // Converting constructor from another span s; - // the resulting span has size() == s.size() and data() == s.data(). - // This overload only participates in overload resolution - // if extent == std::dynamic_extent || N == extent is true and U (*)[] - // is convertible to element_type (*)[]. - template::type = 0> - FLATBUFFERS_CONSTEXPR_CPP11 span(const flatbuffers::span &s) FLATBUFFERS_NOEXCEPT - : span(s.data(), s.size()) { - } - - #endif // !defined(FLATBUFFERS_SPAN_MINIMAL) - - private: - // This is a naive implementation with 'count_' member even if (Extent != dynamic_extent). - pointer const data_; - size_type count_; -}; -#endif // defined(FLATBUFFERS_USE_STD_SPAN) - -#if !defined(FLATBUFFERS_SPAN_MINIMAL) -template -FLATBUFFERS_CONSTEXPR_CPP11 -flatbuffers::span make_span(ElementType(&arr)[Extent]) FLATBUFFERS_NOEXCEPT { - return span(arr); -} - -template -FLATBUFFERS_CONSTEXPR_CPP11 -flatbuffers::span make_span(const ElementType(&arr)[Extent]) FLATBUFFERS_NOEXCEPT { - return span(arr); -} - -template -FLATBUFFERS_CONSTEXPR_CPP11 -flatbuffers::span make_span(std::array &arr) FLATBUFFERS_NOEXCEPT { - return span(arr); -} - -template -FLATBUFFERS_CONSTEXPR_CPP11 -flatbuffers::span make_span(const std::array &arr) FLATBUFFERS_NOEXCEPT { - return span(arr); -} - -template -FLATBUFFERS_CONSTEXPR_CPP11 -flatbuffers::span make_span(ElementType *first, std::size_t count) FLATBUFFERS_NOEXCEPT { - return span(first, count); -} - -template -FLATBUFFERS_CONSTEXPR_CPP11 -flatbuffers::span make_span(const ElementType *first, std::size_t count) FLATBUFFERS_NOEXCEPT { - return span(first, count); -} -#endif // !defined(FLATBUFFERS_SPAN_MINIMAL) - -} // namespace flatbuffers - -#endif // FLATBUFFERS_STL_EMULATION_H_ diff --git a/vendor/flatbuffers/string.h b/vendor/flatbuffers/string.h deleted file mode 100644 index 3db95fce1bdb..000000000000 --- a/vendor/flatbuffers/string.h +++ /dev/null @@ -1,64 +0,0 @@ -/* - * Copyright 2021 Google Inc. All rights reserved. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#ifndef FLATBUFFERS_STRING_H_ -#define FLATBUFFERS_STRING_H_ - -#include "flatbuffers/base.h" -#include "flatbuffers/vector.h" - -namespace flatbuffers { - -struct String : public Vector { - const char *c_str() const { return reinterpret_cast(Data()); } - std::string str() const { return std::string(c_str(), size()); } - - // clang-format off - #ifdef FLATBUFFERS_HAS_STRING_VIEW - flatbuffers::string_view string_view() const { - return flatbuffers::string_view(c_str(), size()); - } - #endif // FLATBUFFERS_HAS_STRING_VIEW - // clang-format on - - bool operator<(const String &o) const { - return StringLessThan(this->data(), this->size(), o.data(), o.size()); - } -}; - -// Convenience function to get std::string from a String returning an empty -// string on null pointer. -static inline std::string GetString(const String *str) { - return str ? str->str() : ""; -} - -// Convenience function to get char* from a String returning an empty string on -// null pointer. -static inline const char *GetCstring(const String *str) { - return str ? str->c_str() : ""; -} - -#ifdef FLATBUFFERS_HAS_STRING_VIEW -// Convenience function to get string_view from a String returning an empty -// string_view on null pointer. -static inline flatbuffers::string_view GetStringView(const String *str) { - return str ? str->string_view() : flatbuffers::string_view(); -} -#endif // FLATBUFFERS_HAS_STRING_VIEW - -} // namespace flatbuffers - -#endif // FLATBUFFERS_STRING_H_ \ No newline at end of file diff --git a/vendor/flatbuffers/struct.h b/vendor/flatbuffers/struct.h deleted file mode 100644 index d8753c84f0dd..000000000000 --- a/vendor/flatbuffers/struct.h +++ /dev/null @@ -1,53 +0,0 @@ -/* - * Copyright 2021 Google Inc. All rights reserved. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#ifndef FLATBUFFERS_STRUCT_H_ -#define FLATBUFFERS_STRUCT_H_ - -#include "flatbuffers/base.h" - -namespace flatbuffers { - -// "structs" are flat structures that do not have an offset table, thus -// always have all members present and do not support forwards/backwards -// compatible extensions. - -class Struct FLATBUFFERS_FINAL_CLASS { - public: - template T GetField(uoffset_t o) const { - return ReadScalar(&data_[o]); - } - - template T GetStruct(uoffset_t o) const { - return reinterpret_cast(&data_[o]); - } - - const uint8_t *GetAddressOf(uoffset_t o) const { return &data_[o]; } - uint8_t *GetAddressOf(uoffset_t o) { return &data_[o]; } - - private: - // private constructor & copy constructor: you obtain instances of this - // class by pointing to existing data only - Struct(); - Struct(const Struct &); - Struct &operator=(const Struct &); - - uint8_t data_[1]; -}; - -} // namespace flatbuffers - -#endif // FLATBUFFERS_STRUCT_H_ \ No newline at end of file diff --git a/vendor/flatbuffers/table.h b/vendor/flatbuffers/table.h deleted file mode 100644 index 11b292476bd1..000000000000 --- a/vendor/flatbuffers/table.h +++ /dev/null @@ -1,168 +0,0 @@ -/* - * Copyright 2021 Google Inc. All rights reserved. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#ifndef FLATBUFFERS_TABLE_H_ -#define FLATBUFFERS_TABLE_H_ - -#include "flatbuffers/base.h" -#include "flatbuffers/verifier.h" - -namespace flatbuffers { - -// "tables" use an offset table (possibly shared) that allows fields to be -// omitted and added at will, but uses an extra indirection to read. -class Table { - public: - const uint8_t *GetVTable() const { - return data_ - ReadScalar(data_); - } - - // This gets the field offset for any of the functions below it, or 0 - // if the field was not present. - voffset_t GetOptionalFieldOffset(voffset_t field) const { - // The vtable offset is always at the start. - auto vtable = GetVTable(); - // The first element is the size of the vtable (fields + type id + itself). - auto vtsize = ReadScalar(vtable); - // If the field we're accessing is outside the vtable, we're reading older - // data, so it's the same as if the offset was 0 (not present). - return field < vtsize ? ReadScalar(vtable + field) : 0; - } - - template T GetField(voffset_t field, T defaultval) const { - auto field_offset = GetOptionalFieldOffset(field); - return field_offset ? ReadScalar(data_ + field_offset) : defaultval; - } - - template P GetPointer(voffset_t field) { - auto field_offset = GetOptionalFieldOffset(field); - auto p = data_ + field_offset; - return field_offset ? reinterpret_cast

(p + ReadScalar(p)) - : nullptr; - } - template P GetPointer(voffset_t field) const { - return const_cast

(this)->GetPointer

(field); - } - - template P GetStruct(voffset_t field) const { - auto field_offset = GetOptionalFieldOffset(field); - auto p = const_cast(data_ + field_offset); - return field_offset ? reinterpret_cast

(p) : nullptr; - } - - template - flatbuffers::Optional GetOptional(voffset_t field) const { - auto field_offset = GetOptionalFieldOffset(field); - auto p = data_ + field_offset; - return field_offset ? Optional(static_cast(ReadScalar(p))) - : Optional(); - } - - template bool SetField(voffset_t field, T val, T def) { - auto field_offset = GetOptionalFieldOffset(field); - if (!field_offset) return IsTheSameAs(val, def); - WriteScalar(data_ + field_offset, val); - return true; - } - template bool SetField(voffset_t field, T val) { - auto field_offset = GetOptionalFieldOffset(field); - if (!field_offset) return false; - WriteScalar(data_ + field_offset, val); - return true; - } - - bool SetPointer(voffset_t field, const uint8_t *val) { - auto field_offset = GetOptionalFieldOffset(field); - if (!field_offset) return false; - WriteScalar(data_ + field_offset, - static_cast(val - (data_ + field_offset))); - return true; - } - - uint8_t *GetAddressOf(voffset_t field) { - auto field_offset = GetOptionalFieldOffset(field); - return field_offset ? data_ + field_offset : nullptr; - } - const uint8_t *GetAddressOf(voffset_t field) const { - return const_cast

(this)->GetAddressOf(field); - } - - bool CheckField(voffset_t field) const { - return GetOptionalFieldOffset(field) != 0; - } - - // Verify the vtable of this table. - // Call this once per table, followed by VerifyField once per field. - bool VerifyTableStart(Verifier &verifier) const { - return verifier.VerifyTableStart(data_); - } - - // Verify a particular field. - template - bool VerifyField(const Verifier &verifier, voffset_t field, - size_t align) const { - // Calling GetOptionalFieldOffset should be safe now thanks to - // VerifyTable(). - auto field_offset = GetOptionalFieldOffset(field); - // Check the actual field. - return !field_offset || verifier.VerifyField(data_, field_offset, align); - } - - // VerifyField for required fields. - template - bool VerifyFieldRequired(const Verifier &verifier, voffset_t field, - size_t align) const { - auto field_offset = GetOptionalFieldOffset(field); - return verifier.Check(field_offset != 0) && - verifier.VerifyField(data_, field_offset, align); - } - - // Versions for offsets. - bool VerifyOffset(const Verifier &verifier, voffset_t field) const { - auto field_offset = GetOptionalFieldOffset(field); - return !field_offset || verifier.VerifyOffset(data_, field_offset); - } - - bool VerifyOffsetRequired(const Verifier &verifier, voffset_t field) const { - auto field_offset = GetOptionalFieldOffset(field); - return verifier.Check(field_offset != 0) && - verifier.VerifyOffset(data_, field_offset); - } - - private: - // private constructor & copy constructor: you obtain instances of this - // class by pointing to existing data only - Table(); - Table(const Table &other); - Table &operator=(const Table &); - - uint8_t data_[1]; -}; - -// This specialization allows avoiding warnings like: -// MSVC C4800: type: forcing value to bool 'true' or 'false'. -template<> -inline flatbuffers::Optional Table::GetOptional( - voffset_t field) const { - auto field_offset = GetOptionalFieldOffset(field); - auto p = data_ + field_offset; - return field_offset ? Optional(ReadScalar(p) != 0) - : Optional(); -} - -} // namespace flatbuffers - -#endif // FLATBUFFERS_TABLE_H_ diff --git a/vendor/flatbuffers/util.h b/vendor/flatbuffers/util.h deleted file mode 100644 index dcc5065f95ad..000000000000 --- a/vendor/flatbuffers/util.h +++ /dev/null @@ -1,719 +0,0 @@ -/* - * Copyright 2014 Google Inc. All rights reserved. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#ifndef FLATBUFFERS_UTIL_H_ -#define FLATBUFFERS_UTIL_H_ - -#include -#include - -#include "flatbuffers/base.h" -#include "flatbuffers/stl_emulation.h" - -#ifndef FLATBUFFERS_PREFER_PRINTF -# include -# include -#else // FLATBUFFERS_PREFER_PRINTF -# include -# include -#endif // FLATBUFFERS_PREFER_PRINTF - -#include - -namespace flatbuffers { - -// @locale-independent functions for ASCII characters set. - -// Fast checking that character lies in closed range: [a <= x <= b] -// using one compare (conditional branch) operator. -inline bool check_ascii_range(char x, char a, char b) { - FLATBUFFERS_ASSERT(a <= b); - // (Hacker's Delight): `a <= x <= b` <=> `(x-a) <={u} (b-a)`. - // The x, a, b will be promoted to int and subtracted without overflow. - return static_cast(x - a) <= static_cast(b - a); -} - -// Case-insensitive isalpha -inline bool is_alpha(char c) { - // ASCII only: alpha to upper case => reset bit 0x20 (~0x20 = 0xDF). - return check_ascii_range(c & 0xDF, 'a' & 0xDF, 'z' & 0xDF); -} - -// Check for uppercase alpha -inline bool is_alpha_upper(char c) { return check_ascii_range(c, 'A', 'Z'); } - -// Check (case-insensitive) that `c` is equal to alpha. -inline bool is_alpha_char(char c, char alpha) { - FLATBUFFERS_ASSERT(is_alpha(alpha)); - // ASCII only: alpha to upper case => reset bit 0x20 (~0x20 = 0xDF). - return ((c & 0xDF) == (alpha & 0xDF)); -} - -// https://en.cppreference.com/w/cpp/string/byte/isxdigit -// isdigit and isxdigit are the only standard narrow character classification -// functions that are not affected by the currently installed C locale. although -// some implementations (e.g. Microsoft in 1252 codepage) may classify -// additional single-byte characters as digits. -inline bool is_digit(char c) { return check_ascii_range(c, '0', '9'); } - -inline bool is_xdigit(char c) { - // Replace by look-up table. - return is_digit(c) || check_ascii_range(c & 0xDF, 'a' & 0xDF, 'f' & 0xDF); -} - -// Case-insensitive isalnum -inline bool is_alnum(char c) { return is_alpha(c) || is_digit(c); } - -inline char CharToUpper(char c) { - return static_cast(::toupper(static_cast(c))); -} - -inline char CharToLower(char c) { - return static_cast(::tolower(static_cast(c))); -} - -// @end-locale-independent functions for ASCII character set - -#ifdef FLATBUFFERS_PREFER_PRINTF -template size_t IntToDigitCount(T t) { - size_t digit_count = 0; - // Count the sign for negative numbers - if (t < 0) digit_count++; - // Count a single 0 left of the dot for fractional numbers - if (-1 < t && t < 1) digit_count++; - // Count digits until fractional part - T eps = std::numeric_limits::epsilon(); - while (t <= (-1 + eps) || (1 - eps) <= t) { - t /= 10; - digit_count++; - } - return digit_count; -} - -template size_t NumToStringWidth(T t, int precision = 0) { - size_t string_width = IntToDigitCount(t); - // Count the dot for floating point numbers - if (precision) string_width += (precision + 1); - return string_width; -} - -template -std::string NumToStringImplWrapper(T t, const char *fmt, int precision = 0) { - size_t string_width = NumToStringWidth(t, precision); - std::string s(string_width, 0x00); - // Allow snprintf to use std::string trailing null to detect buffer overflow - snprintf(const_cast(s.data()), (s.size() + 1), fmt, string_width, t); - return s; -} -#endif // FLATBUFFERS_PREFER_PRINTF - -// Convert an integer or floating point value to a string. -// In contrast to std::stringstream, "char" values are -// converted to a string of digits, and we don't use scientific notation. -template std::string NumToString(T t) { - // clang-format off - - #ifndef FLATBUFFERS_PREFER_PRINTF - std::stringstream ss; - ss << t; - return ss.str(); - #else // FLATBUFFERS_PREFER_PRINTF - auto v = static_cast(t); - return NumToStringImplWrapper(v, "%.*lld"); - #endif // FLATBUFFERS_PREFER_PRINTF - // clang-format on -} -// Avoid char types used as character data. -template<> inline std::string NumToString(signed char t) { - return NumToString(static_cast(t)); -} -template<> inline std::string NumToString(unsigned char t) { - return NumToString(static_cast(t)); -} -template<> inline std::string NumToString(char t) { - return NumToString(static_cast(t)); -} - -// Special versions for floats/doubles. -template std::string FloatToString(T t, int precision) { - // clang-format off - - #ifndef FLATBUFFERS_PREFER_PRINTF - // to_string() prints different numbers of digits for floats depending on - // platform and isn't available on Android, so we use stringstream - std::stringstream ss; - // Use std::fixed to suppress scientific notation. - ss << std::fixed; - // Default precision is 6, we want that to be higher for doubles. - ss << std::setprecision(precision); - ss << t; - auto s = ss.str(); - #else // FLATBUFFERS_PREFER_PRINTF - auto v = static_cast(t); - auto s = NumToStringImplWrapper(v, "%0.*f", precision); - #endif // FLATBUFFERS_PREFER_PRINTF - // clang-format on - // Sadly, std::fixed turns "1" into "1.00000", so here we undo that. - auto p = s.find_last_not_of('0'); - if (p != std::string::npos) { - // Strip trailing zeroes. If it is a whole number, keep one zero. - s.resize(p + (s[p] == '.' ? 2 : 1)); - } - return s; -} - -template<> inline std::string NumToString(double t) { - return FloatToString(t, 12); -} -template<> inline std::string NumToString(float t) { - return FloatToString(t, 6); -} - -// Convert an integer value to a hexadecimal string. -// The returned string length is always xdigits long, prefixed by 0 digits. -// For example, IntToStringHex(0x23, 8) returns the string "00000023". -inline std::string IntToStringHex(int i, int xdigits) { - FLATBUFFERS_ASSERT(i >= 0); - // clang-format off - - #ifndef FLATBUFFERS_PREFER_PRINTF - std::stringstream ss; - ss << std::setw(xdigits) << std::setfill('0') << std::hex << std::uppercase - << i; - return ss.str(); - #else // FLATBUFFERS_PREFER_PRINTF - return NumToStringImplWrapper(i, "%.*X", xdigits); - #endif // FLATBUFFERS_PREFER_PRINTF - // clang-format on -} - -// clang-format off -// Use locale independent functions {strtod_l, strtof_l, strtoll_l, strtoull_l}. -#if defined(FLATBUFFERS_LOCALE_INDEPENDENT) && (FLATBUFFERS_LOCALE_INDEPENDENT > 0) - class ClassicLocale { - #ifdef _MSC_VER - typedef _locale_t locale_type; - #else - typedef locale_t locale_type; // POSIX.1-2008 locale_t type - #endif - ClassicLocale(); - ~ClassicLocale(); - locale_type locale_; - static ClassicLocale instance_; - public: - static locale_type Get() { return instance_.locale_; } - }; - - #ifdef _MSC_VER - #define __strtoull_impl(s, pe, b) _strtoui64_l(s, pe, b, ClassicLocale::Get()) - #define __strtoll_impl(s, pe, b) _strtoi64_l(s, pe, b, ClassicLocale::Get()) - #define __strtod_impl(s, pe) _strtod_l(s, pe, ClassicLocale::Get()) - #define __strtof_impl(s, pe) _strtof_l(s, pe, ClassicLocale::Get()) - #else - #define __strtoull_impl(s, pe, b) strtoull_l(s, pe, b, ClassicLocale::Get()) - #define __strtoll_impl(s, pe, b) strtoll_l(s, pe, b, ClassicLocale::Get()) - #define __strtod_impl(s, pe) strtod_l(s, pe, ClassicLocale::Get()) - #define __strtof_impl(s, pe) strtof_l(s, pe, ClassicLocale::Get()) - #endif -#else - #define __strtod_impl(s, pe) strtod(s, pe) - #define __strtof_impl(s, pe) static_cast(strtod(s, pe)) - #ifdef _MSC_VER - #define __strtoull_impl(s, pe, b) _strtoui64(s, pe, b) - #define __strtoll_impl(s, pe, b) _strtoi64(s, pe, b) - #else - #define __strtoull_impl(s, pe, b) strtoull(s, pe, b) - #define __strtoll_impl(s, pe, b) strtoll(s, pe, b) - #endif -#endif - -inline void strtoval_impl(int64_t *val, const char *str, char **endptr, - int base) { - *val = __strtoll_impl(str, endptr, base); -} - -inline void strtoval_impl(uint64_t *val, const char *str, char **endptr, - int base) { - *val = __strtoull_impl(str, endptr, base); -} - -inline void strtoval_impl(double *val, const char *str, char **endptr) { - *val = __strtod_impl(str, endptr); -} - -// UBSAN: double to float is safe if numeric_limits::is_iec559 is true. -__suppress_ubsan__("float-cast-overflow") -inline void strtoval_impl(float *val, const char *str, char **endptr) { - *val = __strtof_impl(str, endptr); -} -#undef __strtoull_impl -#undef __strtoll_impl -#undef __strtod_impl -#undef __strtof_impl -// clang-format on - -// Adaptor for strtoull()/strtoll(). -// Flatbuffers accepts numbers with any count of leading zeros (-009 is -9), -// while strtoll with base=0 interprets first leading zero as octal prefix. -// In future, it is possible to add prefixed 0b0101. -// 1) Checks errno code for overflow condition (out of range). -// 2) If base <= 0, function try to detect base of number by prefix. -// -// Return value (like strtoull and strtoll, but reject partial result): -// - If successful, an integer value corresponding to the str is returned. -// - If full string conversion can't be performed, 0 is returned. -// - If the converted value falls out of range of corresponding return type, a -// range error occurs. In this case value MAX(T)/MIN(T) is returned. -template -inline bool StringToIntegerImpl(T *val, const char *const str, - const int base = 0, - const bool check_errno = true) { - // T is int64_t or uint64_T - FLATBUFFERS_ASSERT(str); - if (base <= 0) { - auto s = str; - while (*s && !is_digit(*s)) s++; - if (s[0] == '0' && is_alpha_char(s[1], 'X')) - return StringToIntegerImpl(val, str, 16, check_errno); - // if a prefix not match, try base=10 - return StringToIntegerImpl(val, str, 10, check_errno); - } else { - if (check_errno) errno = 0; // clear thread-local errno - auto endptr = str; - strtoval_impl(val, str, const_cast(&endptr), base); - if ((*endptr != '\0') || (endptr == str)) { - *val = 0; // erase partial result - return false; // invalid string - } - // errno is out-of-range, return MAX/MIN - if (check_errno && errno) return false; - return true; - } -} - -template -inline bool StringToFloatImpl(T *val, const char *const str) { - // Type T must be either float or double. - FLATBUFFERS_ASSERT(str && val); - auto end = str; - strtoval_impl(val, str, const_cast(&end)); - auto done = (end != str) && (*end == '\0'); - if (!done) *val = 0; // erase partial result - return done; -} - -// Convert a string to an instance of T. -// Return value (matched with StringToInteger64Impl and strtod): -// - If successful, a numeric value corresponding to the str is returned. -// - If full string conversion can't be performed, 0 is returned. -// - If the converted value falls out of range of corresponding return type, a -// range error occurs. In this case value MAX(T)/MIN(T) is returned. -template inline bool StringToNumber(const char *s, T *val) { - // Assert on `unsigned long` and `signed long` on LP64. - // If it is necessary, it could be solved with flatbuffers::enable_if. - static_assert(sizeof(T) < sizeof(int64_t), "unexpected type T"); - FLATBUFFERS_ASSERT(s && val); - int64_t i64; - // The errno check isn't needed, will return MAX/MIN on overflow. - if (StringToIntegerImpl(&i64, s, 0, false)) { - const int64_t max = (flatbuffers::numeric_limits::max)(); - const int64_t min = flatbuffers::numeric_limits::lowest(); - if (i64 > max) { - *val = static_cast(max); - return false; - } - if (i64 < min) { - // For unsigned types return max to distinguish from - // "no conversion can be performed" when 0 is returned. - *val = static_cast(flatbuffers::is_unsigned::value ? max : min); - return false; - } - *val = static_cast(i64); - return true; - } - *val = 0; - return false; -} - -template<> inline bool StringToNumber(const char *str, int64_t *val) { - return StringToIntegerImpl(val, str); -} - -template<> -inline bool StringToNumber(const char *str, uint64_t *val) { - if (!StringToIntegerImpl(val, str)) return false; - // The strtoull accepts negative numbers: - // If the minus sign was part of the input sequence, the numeric value - // calculated from the sequence of digits is negated as if by unary minus - // in the result type, which applies unsigned integer wraparound rules. - // Fix this behaviour (except -0). - if (*val) { - auto s = str; - while (*s && !is_digit(*s)) s++; - s = (s > str) ? (s - 1) : s; // step back to one symbol - if (*s == '-') { - // For unsigned types return the max to distinguish from - // "no conversion can be performed". - *val = (flatbuffers::numeric_limits::max)(); - return false; - } - } - return true; -} - -template<> inline bool StringToNumber(const char *s, float *val) { - return StringToFloatImpl(val, s); -} - -template<> inline bool StringToNumber(const char *s, double *val) { - return StringToFloatImpl(val, s); -} - -inline int64_t StringToInt(const char *s, int base = 10) { - int64_t val; - return StringToIntegerImpl(&val, s, base) ? val : 0; -} - -inline uint64_t StringToUInt(const char *s, int base = 10) { - uint64_t val; - return StringToIntegerImpl(&val, s, base) ? val : 0; -} - -typedef bool (*LoadFileFunction)(const char *filename, bool binary, - std::string *dest); -typedef bool (*FileExistsFunction)(const char *filename); - -LoadFileFunction SetLoadFileFunction(LoadFileFunction load_file_function); - -FileExistsFunction SetFileExistsFunction( - FileExistsFunction file_exists_function); - -// Check if file "name" exists. -bool FileExists(const char *name); - -// Check if "name" exists and it is also a directory. -bool DirExists(const char *name); - -// Load file "name" into "buf" returning true if successful -// false otherwise. If "binary" is false data is read -// using ifstream's text mode, otherwise data is read with -// no transcoding. -bool LoadFile(const char *name, bool binary, std::string *buf); - -// Save data "buf" of length "len" bytes into a file -// "name" returning true if successful, false otherwise. -// If "binary" is false data is written using ifstream's -// text mode, otherwise data is written with no -// transcoding. -bool SaveFile(const char *name, const char *buf, size_t len, bool binary); - -// Save data "buf" into file "name" returning true if -// successful, false otherwise. If "binary" is false -// data is written using ifstream's text mode, otherwise -// data is written with no transcoding. -inline bool SaveFile(const char *name, const std::string &buf, bool binary) { - return SaveFile(name, buf.c_str(), buf.size(), binary); -} - -// Functionality for minimalistic portable path handling. - -// The functions below behave correctly regardless of whether posix ('/') or -// Windows ('/' or '\\') separators are used. - -// Any new separators inserted are always posix. -FLATBUFFERS_CONSTEXPR char kPathSeparator = '/'; - -// Returns the path with the extension, if any, removed. -std::string StripExtension(const std::string &filepath); - -// Returns the extension, if any. -std::string GetExtension(const std::string &filepath); - -// Return the last component of the path, after the last separator. -std::string StripPath(const std::string &filepath); - -// Strip the last component of the path + separator. -std::string StripFileName(const std::string &filepath); - -std::string StripPrefix(const std::string &filepath, - const std::string &prefix_to_remove); - -// Concatenates a path with a filename, regardless of whether the path -// ends in a separator or not. -std::string ConCatPathFileName(const std::string &path, - const std::string &filename); - -// Replaces any '\\' separators with '/' -std::string PosixPath(const char *path); -std::string PosixPath(const std::string &path); - -// This function ensure a directory exists, by recursively -// creating dirs for any parts of the path that don't exist yet. -void EnsureDirExists(const std::string &filepath); - -// Obtains the absolute path from any other path. -// Returns the input path if the absolute path couldn't be resolved. -std::string AbsolutePath(const std::string &filepath); - -// Returns files relative to the --project_root path, prefixed with `//`. -std::string RelativeToRootPath(const std::string &project, - const std::string &filepath); - -// To and from UTF-8 unicode conversion functions - -// Convert a unicode code point into a UTF-8 representation by appending it -// to a string. Returns the number of bytes generated. -inline int ToUTF8(uint32_t ucc, std::string *out) { - FLATBUFFERS_ASSERT(!(ucc & 0x80000000)); // Top bit can't be set. - // 6 possible encodings: http://en.wikipedia.org/wiki/UTF-8 - for (int i = 0; i < 6; i++) { - // Max bits this encoding can represent. - uint32_t max_bits = 6 + i * 5 + static_cast(!i); - if (ucc < (1u << max_bits)) { // does it fit? - // Remaining bits not encoded in the first byte, store 6 bits each - uint32_t remain_bits = i * 6; - // Store first byte: - (*out) += static_cast((0xFE << (max_bits - remain_bits)) | - (ucc >> remain_bits)); - // Store remaining bytes: - for (int j = i - 1; j >= 0; j--) { - (*out) += static_cast(((ucc >> (j * 6)) & 0x3F) | 0x80); - } - return i + 1; // Return the number of bytes added. - } - } - FLATBUFFERS_ASSERT(0); // Impossible to arrive here. - return -1; -} - -// Converts whatever prefix of the incoming string corresponds to a valid -// UTF-8 sequence into a unicode code. The incoming pointer will have been -// advanced past all bytes parsed. -// returns -1 upon corrupt UTF-8 encoding (ignore the incoming pointer in -// this case). -inline int FromUTF8(const char **in) { - int len = 0; - // Count leading 1 bits. - for (int mask = 0x80; mask >= 0x04; mask >>= 1) { - if (**in & mask) { - len++; - } else { - break; - } - } - if ((static_cast(**in) << len) & 0x80) - return -1; // Bit after leading 1's must be 0. - if (!len) return *(*in)++; - // UTF-8 encoded values with a length are between 2 and 4 bytes. - if (len < 2 || len > 4) { return -1; } - // Grab initial bits of the code. - int ucc = *(*in)++ & ((1 << (7 - len)) - 1); - for (int i = 0; i < len - 1; i++) { - if ((**in & 0xC0) != 0x80) return -1; // Upper bits must 1 0. - ucc <<= 6; - ucc |= *(*in)++ & 0x3F; // Grab 6 more bits of the code. - } - // UTF-8 cannot encode values between 0xD800 and 0xDFFF (reserved for - // UTF-16 surrogate pairs). - if (ucc >= 0xD800 && ucc <= 0xDFFF) { return -1; } - // UTF-8 must represent code points in their shortest possible encoding. - switch (len) { - case 2: - // Two bytes of UTF-8 can represent code points from U+0080 to U+07FF. - if (ucc < 0x0080 || ucc > 0x07FF) { return -1; } - break; - case 3: - // Three bytes of UTF-8 can represent code points from U+0800 to U+FFFF. - if (ucc < 0x0800 || ucc > 0xFFFF) { return -1; } - break; - case 4: - // Four bytes of UTF-8 can represent code points from U+10000 to U+10FFFF. - if (ucc < 0x10000 || ucc > 0x10FFFF) { return -1; } - break; - } - return ucc; -} - -#ifndef FLATBUFFERS_PREFER_PRINTF -// Wraps a string to a maximum length, inserting new lines where necessary. Any -// existing whitespace will be collapsed down to a single space. A prefix or -// suffix can be provided, which will be inserted before or after a wrapped -// line, respectively. -inline std::string WordWrap(const std::string in, size_t max_length, - const std::string wrapped_line_prefix, - const std::string wrapped_line_suffix) { - std::istringstream in_stream(in); - std::string wrapped, line, word; - - in_stream >> word; - line = word; - - while (in_stream >> word) { - if ((line.length() + 1 + word.length() + wrapped_line_suffix.length()) < - max_length) { - line += " " + word; - } else { - wrapped += line + wrapped_line_suffix + "\n"; - line = wrapped_line_prefix + word; - } - } - wrapped += line; - - return wrapped; -} -#endif // !FLATBUFFERS_PREFER_PRINTF - -inline bool EscapeString(const char *s, size_t length, std::string *_text, - bool allow_non_utf8, bool natural_utf8) { - std::string &text = *_text; - text += "\""; - for (uoffset_t i = 0; i < length; i++) { - char c = s[i]; - switch (c) { - case '\n': text += "\\n"; break; - case '\t': text += "\\t"; break; - case '\r': text += "\\r"; break; - case '\b': text += "\\b"; break; - case '\f': text += "\\f"; break; - case '\"': text += "\\\""; break; - case '\\': text += "\\\\"; break; - default: - if (c >= ' ' && c <= '~') { - text += c; - } else { - // Not printable ASCII data. Let's see if it's valid UTF-8 first: - const char *utf8 = s + i; - int ucc = FromUTF8(&utf8); - if (ucc < 0) { - if (allow_non_utf8) { - text += "\\x"; - text += IntToStringHex(static_cast(c), 2); - } else { - // There are two cases here: - // - // 1) We reached here by parsing an IDL file. In that case, - // we previously checked for non-UTF-8, so we shouldn't reach - // here. - // - // 2) We reached here by someone calling GenerateText() - // on a previously-serialized flatbuffer. The data might have - // non-UTF-8 Strings, or might be corrupt. - // - // In both cases, we have to give up and inform the caller - // they have no JSON. - return false; - } - } else { - if (natural_utf8) { - // utf8 points to past all utf-8 bytes parsed - text.append(s + i, static_cast(utf8 - s - i)); - } else if (ucc <= 0xFFFF) { - // Parses as Unicode within JSON's \uXXXX range, so use that. - text += "\\u"; - text += IntToStringHex(ucc, 4); - } else if (ucc <= 0x10FFFF) { - // Encode Unicode SMP values to a surrogate pair using two \u - // escapes. - uint32_t base = ucc - 0x10000; - auto high_surrogate = (base >> 10) + 0xD800; - auto low_surrogate = (base & 0x03FF) + 0xDC00; - text += "\\u"; - text += IntToStringHex(high_surrogate, 4); - text += "\\u"; - text += IntToStringHex(low_surrogate, 4); - } - // Skip past characters recognized. - i = static_cast(utf8 - s - 1); - } - } - break; - } - } - text += "\""; - return true; -} - -inline std::string BufferToHexText(const void *buffer, size_t buffer_size, - size_t max_length, - const std::string &wrapped_line_prefix, - const std::string &wrapped_line_suffix) { - std::string text = wrapped_line_prefix; - size_t start_offset = 0; - const char *s = reinterpret_cast(buffer); - for (size_t i = 0; s && i < buffer_size; i++) { - // Last iteration or do we have more? - bool have_more = i + 1 < buffer_size; - text += "0x"; - text += IntToStringHex(static_cast(s[i]), 2); - if (have_more) { text += ','; } - // If we have more to process and we reached max_length - if (have_more && - text.size() + wrapped_line_suffix.size() >= start_offset + max_length) { - text += wrapped_line_suffix; - text += '\n'; - start_offset = text.size(); - text += wrapped_line_prefix; - } - } - text += wrapped_line_suffix; - return text; -} - -// Remove paired quotes in a string: "text"|'text' -> text. -std::string RemoveStringQuotes(const std::string &s); - -// Change th global C-locale to locale with name . -// Returns an actual locale name in <_value>, useful if locale_name is "" or -// null. -bool SetGlobalTestLocale(const char *locale_name, - std::string *_value = nullptr); - -// Read (or test) a value of environment variable. -bool ReadEnvironmentVariable(const char *var_name, - std::string *_value = nullptr); - -// MSVC specific: Send all assert reports to STDOUT to prevent CI hangs. -void SetupDefaultCRTReportMode(); - -enum class Case { - kUnknown = 0, - // TheQuickBrownFox - kUpperCamel = 1, - // theQuickBrownFox - kLowerCamel = 2, - // the_quick_brown_fox - kSnake = 3, - // THE_QUICK_BROWN_FOX - kScreamingSnake = 4, - // THEQUICKBROWNFOX - kAllUpper = 5, - // thequickbrownfox - kAllLower = 6, - // the-quick-brown-fox - kDasher = 7, - // THEQuiCKBr_ownFox (or whatever you want, we won't change it) - kKeep = 8, - // the_quick_brown_fox123 (as opposed to the_quick_brown_fox_123) - kSnake2 = 9, -}; - -// Convert the `input` string of case `input_case` to the specified `output_case`. -std::string ConvertCase(const std::string &input, Case output_case, - Case input_case = Case::kSnake); - -} // namespace flatbuffers - -#endif // FLATBUFFERS_UTIL_H_ diff --git a/vendor/flatbuffers/vector.h b/vendor/flatbuffers/vector.h deleted file mode 100644 index 6bcdfe263af6..000000000000 --- a/vendor/flatbuffers/vector.h +++ /dev/null @@ -1,389 +0,0 @@ -/* - * Copyright 2021 Google Inc. All rights reserved. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#ifndef FLATBUFFERS_VECTOR_H_ -#define FLATBUFFERS_VECTOR_H_ - -#include "flatbuffers/base.h" -#include "flatbuffers/buffer.h" -#include "flatbuffers/stl_emulation.h" - -namespace flatbuffers { - -struct String; - -// An STL compatible iterator implementation for Vector below, effectively -// calling Get() for every element. -template struct VectorIterator { - typedef std::random_access_iterator_tag iterator_category; - typedef IT value_type; - typedef ptrdiff_t difference_type; - typedef IT *pointer; - typedef IT &reference; - - VectorIterator(const uint8_t *data, uoffset_t i) - : data_(data + IndirectHelper::element_stride * i) {} - VectorIterator(const VectorIterator &other) : data_(other.data_) {} - VectorIterator() : data_(nullptr) {} - - VectorIterator &operator=(const VectorIterator &other) { - data_ = other.data_; - return *this; - } - - VectorIterator &operator=(VectorIterator &&other) { - data_ = other.data_; - return *this; - } - - bool operator==(const VectorIterator &other) const { - return data_ == other.data_; - } - - bool operator<(const VectorIterator &other) const { - return data_ < other.data_; - } - - bool operator!=(const VectorIterator &other) const { - return data_ != other.data_; - } - - difference_type operator-(const VectorIterator &other) const { - return (data_ - other.data_) / IndirectHelper::element_stride; - } - - // Note: return type is incompatible with the standard - // `reference operator*()`. - IT operator*() const { return IndirectHelper::Read(data_, 0); } - - // Note: return type is incompatible with the standard - // `pointer operator->()`. - IT operator->() const { return IndirectHelper::Read(data_, 0); } - - VectorIterator &operator++() { - data_ += IndirectHelper::element_stride; - return *this; - } - - VectorIterator operator++(int) { - VectorIterator temp(data_, 0); - data_ += IndirectHelper::element_stride; - return temp; - } - - VectorIterator operator+(const uoffset_t &offset) const { - return VectorIterator(data_ + offset * IndirectHelper::element_stride, - 0); - } - - VectorIterator &operator+=(const uoffset_t &offset) { - data_ += offset * IndirectHelper::element_stride; - return *this; - } - - VectorIterator &operator--() { - data_ -= IndirectHelper::element_stride; - return *this; - } - - VectorIterator operator--(int) { - VectorIterator temp(data_, 0); - data_ -= IndirectHelper::element_stride; - return temp; - } - - VectorIterator operator-(const uoffset_t &offset) const { - return VectorIterator(data_ - offset * IndirectHelper::element_stride, - 0); - } - - VectorIterator &operator-=(const uoffset_t &offset) { - data_ -= offset * IndirectHelper::element_stride; - return *this; - } - - private: - const uint8_t *data_; -}; - -template -struct VectorReverseIterator : public std::reverse_iterator { - explicit VectorReverseIterator(Iterator iter) - : std::reverse_iterator(iter) {} - - // Note: return type is incompatible with the standard - // `reference operator*()`. - typename Iterator::value_type operator*() const { - auto tmp = std::reverse_iterator::current; - return *--tmp; - } - - // Note: return type is incompatible with the standard - // `pointer operator->()`. - typename Iterator::value_type operator->() const { - auto tmp = std::reverse_iterator::current; - return *--tmp; - } -}; - -// This is used as a helper type for accessing vectors. -// Vector::data() assumes the vector elements start after the length field. -template class Vector { - public: - typedef VectorIterator::mutable_return_type> - iterator; - typedef VectorIterator::return_type> - const_iterator; - typedef VectorReverseIterator reverse_iterator; - typedef VectorReverseIterator const_reverse_iterator; - - typedef typename flatbuffers::bool_constant::value> - scalar_tag; - - static FLATBUFFERS_CONSTEXPR bool is_span_observable = - scalar_tag::value && (FLATBUFFERS_LITTLEENDIAN || sizeof(T) == 1); - - uoffset_t size() const { return EndianScalar(length_); } - - // Deprecated: use size(). Here for backwards compatibility. - FLATBUFFERS_ATTRIBUTE([[deprecated("use size() instead")]]) - uoffset_t Length() const { return size(); } - - typedef typename IndirectHelper::return_type return_type; - typedef typename IndirectHelper::mutable_return_type mutable_return_type; - typedef return_type value_type; - - return_type Get(uoffset_t i) const { - FLATBUFFERS_ASSERT(i < size()); - return IndirectHelper::Read(Data(), i); - } - - return_type operator[](uoffset_t i) const { return Get(i); } - - // If this is a Vector of enums, T will be its storage type, not the enum - // type. This function makes it convenient to retrieve value with enum - // type E. - template E GetEnum(uoffset_t i) const { - return static_cast(Get(i)); - } - - // If this a vector of unions, this does the cast for you. There's no check - // to make sure this is the right type! - template const U *GetAs(uoffset_t i) const { - return reinterpret_cast(Get(i)); - } - - // If this a vector of unions, this does the cast for you. There's no check - // to make sure this is actually a string! - const String *GetAsString(uoffset_t i) const { - return reinterpret_cast(Get(i)); - } - - const void *GetStructFromOffset(size_t o) const { - return reinterpret_cast(Data() + o); - } - - iterator begin() { return iterator(Data(), 0); } - const_iterator begin() const { return const_iterator(Data(), 0); } - - iterator end() { return iterator(Data(), size()); } - const_iterator end() const { return const_iterator(Data(), size()); } - - reverse_iterator rbegin() { return reverse_iterator(end()); } - const_reverse_iterator rbegin() const { - return const_reverse_iterator(end()); - } - - reverse_iterator rend() { return reverse_iterator(begin()); } - const_reverse_iterator rend() const { - return const_reverse_iterator(begin()); - } - - const_iterator cbegin() const { return begin(); } - - const_iterator cend() const { return end(); } - - const_reverse_iterator crbegin() const { return rbegin(); } - - const_reverse_iterator crend() const { return rend(); } - - // Change elements if you have a non-const pointer to this object. - // Scalars only. See reflection.h, and the documentation. - void Mutate(uoffset_t i, const T &val) { - FLATBUFFERS_ASSERT(i < size()); - WriteScalar(data() + i, val); - } - - // Change an element of a vector of tables (or strings). - // "val" points to the new table/string, as you can obtain from - // e.g. reflection::AddFlatBuffer(). - void MutateOffset(uoffset_t i, const uint8_t *val) { - FLATBUFFERS_ASSERT(i < size()); - static_assert(sizeof(T) == sizeof(uoffset_t), "Unrelated types"); - WriteScalar(data() + i, - static_cast(val - (Data() + i * sizeof(uoffset_t)))); - } - - // Get a mutable pointer to tables/strings inside this vector. - mutable_return_type GetMutableObject(uoffset_t i) const { - FLATBUFFERS_ASSERT(i < size()); - return const_cast(IndirectHelper::Read(Data(), i)); - } - - // The raw data in little endian format. Use with care. - const uint8_t *Data() const { - return reinterpret_cast(&length_ + 1); - } - - uint8_t *Data() { return reinterpret_cast(&length_ + 1); } - - // Similarly, but typed, much like std::vector::data - const T *data() const { return reinterpret_cast(Data()); } - T *data() { return reinterpret_cast(Data()); } - - template return_type LookupByKey(K key) const { - void *search_result = std::bsearch( - &key, Data(), size(), IndirectHelper::element_stride, KeyCompare); - - if (!search_result) { - return nullptr; // Key not found. - } - - const uint8_t *element = reinterpret_cast(search_result); - - return IndirectHelper::Read(element, 0); - } - - template mutable_return_type MutableLookupByKey(K key) { - return const_cast(LookupByKey(key)); - } - - protected: - // This class is only used to access pre-existing data. Don't ever - // try to construct these manually. - Vector(); - - uoffset_t length_; - - private: - // This class is a pointer. Copying will therefore create an invalid object. - // Private and unimplemented copy constructor. - Vector(const Vector &); - Vector &operator=(const Vector &); - - template static int KeyCompare(const void *ap, const void *bp) { - const K *key = reinterpret_cast(ap); - const uint8_t *data = reinterpret_cast(bp); - auto table = IndirectHelper::Read(data, 0); - - // std::bsearch compares with the operands transposed, so we negate the - // result here. - return -table->KeyCompareWithValue(*key); - } -}; - -template -FLATBUFFERS_CONSTEXPR_CPP11 flatbuffers::span make_span(Vector &vec) - FLATBUFFERS_NOEXCEPT { - static_assert(Vector::is_span_observable, - "wrong type U, only LE-scalar, or byte types are allowed"); - return span(vec.data(), vec.size()); -} - -template -FLATBUFFERS_CONSTEXPR_CPP11 flatbuffers::span make_span( - const Vector &vec) FLATBUFFERS_NOEXCEPT { - static_assert(Vector::is_span_observable, - "wrong type U, only LE-scalar, or byte types are allowed"); - return span(vec.data(), vec.size()); -} - -template -FLATBUFFERS_CONSTEXPR_CPP11 flatbuffers::span make_bytes_span( - Vector &vec) FLATBUFFERS_NOEXCEPT { - static_assert(Vector::scalar_tag::value, - "wrong type U, only LE-scalar, or byte types are allowed"); - return span(vec.Data(), vec.size() * sizeof(U)); -} - -template -FLATBUFFERS_CONSTEXPR_CPP11 flatbuffers::span make_bytes_span( - const Vector &vec) FLATBUFFERS_NOEXCEPT { - static_assert(Vector::scalar_tag::value, - "wrong type U, only LE-scalar, or byte types are allowed"); - return span(vec.Data(), vec.size() * sizeof(U)); -} - -// Convenient helper functions to get a span of any vector, regardless -// of whether it is null or not (the field is not set). -template -FLATBUFFERS_CONSTEXPR_CPP11 flatbuffers::span make_span(Vector *ptr) - FLATBUFFERS_NOEXCEPT { - static_assert(Vector::is_span_observable, - "wrong type U, only LE-scalar, or byte types are allowed"); - return ptr ? make_span(*ptr) : span(); -} - -template -FLATBUFFERS_CONSTEXPR_CPP11 flatbuffers::span make_span( - const Vector *ptr) FLATBUFFERS_NOEXCEPT { - static_assert(Vector::is_span_observable, - "wrong type U, only LE-scalar, or byte types are allowed"); - return ptr ? make_span(*ptr) : span(); -} - -// Represent a vector much like the template above, but in this case we -// don't know what the element types are (used with reflection.h). -class VectorOfAny { - public: - uoffset_t size() const { return EndianScalar(length_); } - - const uint8_t *Data() const { - return reinterpret_cast(&length_ + 1); - } - uint8_t *Data() { return reinterpret_cast(&length_ + 1); } - - protected: - VectorOfAny(); - - uoffset_t length_; - - private: - VectorOfAny(const VectorOfAny &); - VectorOfAny &operator=(const VectorOfAny &); -}; - -template -Vector> *VectorCast(Vector> *ptr) { - static_assert(std::is_base_of::value, "Unrelated types"); - return reinterpret_cast> *>(ptr); -} - -template -const Vector> *VectorCast(const Vector> *ptr) { - static_assert(std::is_base_of::value, "Unrelated types"); - return reinterpret_cast> *>(ptr); -} - -// Convenient helper function to get the length of any vector, regardless -// of whether it is null or not (the field is not set). -template static inline size_t VectorLength(const Vector *v) { - return v ? v->size() : 0; -} - -} // namespace flatbuffers - -#endif // FLATBUFFERS_VERIFIER_H_ diff --git a/vendor/flatbuffers/vector_downward.h b/vendor/flatbuffers/vector_downward.h deleted file mode 100644 index d25e544970cf..000000000000 --- a/vendor/flatbuffers/vector_downward.h +++ /dev/null @@ -1,271 +0,0 @@ -/* - * Copyright 2021 Google Inc. All rights reserved. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#ifndef FLATBUFFERS_VECTOR_DOWNWARD_H_ -#define FLATBUFFERS_VECTOR_DOWNWARD_H_ - -#include "flatbuffers/base.h" -#include "flatbuffers/default_allocator.h" -#include "flatbuffers/detached_buffer.h" - -namespace flatbuffers { - -// This is a minimal replication of std::vector functionality, -// except growing from higher to lower addresses. i.e. push_back() inserts data -// in the lowest address in the vector. -// Since this vector leaves the lower part unused, we support a "scratch-pad" -// that can be stored there for temporary data, to share the allocated space. -// Essentially, this supports 2 std::vectors in a single buffer. -class vector_downward { - public: - explicit vector_downward(size_t initial_size, Allocator *allocator, - bool own_allocator, size_t buffer_minalign) - : allocator_(allocator), - own_allocator_(own_allocator), - initial_size_(initial_size), - buffer_minalign_(buffer_minalign), - reserved_(0), - size_(0), - buf_(nullptr), - cur_(nullptr), - scratch_(nullptr) {} - - vector_downward(vector_downward &&other) - // clang-format on - : allocator_(other.allocator_), - own_allocator_(other.own_allocator_), - initial_size_(other.initial_size_), - buffer_minalign_(other.buffer_minalign_), - reserved_(other.reserved_), - size_(other.size_), - buf_(other.buf_), - cur_(other.cur_), - scratch_(other.scratch_) { - // No change in other.allocator_ - // No change in other.initial_size_ - // No change in other.buffer_minalign_ - other.own_allocator_ = false; - other.reserved_ = 0; - other.buf_ = nullptr; - other.cur_ = nullptr; - other.scratch_ = nullptr; - } - - vector_downward &operator=(vector_downward &&other) { - // Move construct a temporary and swap idiom - vector_downward temp(std::move(other)); - swap(temp); - return *this; - } - - ~vector_downward() { - clear_buffer(); - clear_allocator(); - } - - void reset() { - clear_buffer(); - clear(); - } - - void clear() { - if (buf_) { - cur_ = buf_ + reserved_; - } else { - reserved_ = 0; - cur_ = nullptr; - } - size_ = 0; - clear_scratch(); - } - - void clear_scratch() { scratch_ = buf_; } - - void clear_allocator() { - if (own_allocator_ && allocator_) { delete allocator_; } - allocator_ = nullptr; - own_allocator_ = false; - } - - void clear_buffer() { - if (buf_) Deallocate(allocator_, buf_, reserved_); - buf_ = nullptr; - } - - // Relinquish the pointer to the caller. - uint8_t *release_raw(size_t &allocated_bytes, size_t &offset) { - auto *buf = buf_; - allocated_bytes = reserved_; - offset = static_cast(cur_ - buf_); - - // release_raw only relinquishes the buffer ownership. - // Does not deallocate or reset the allocator. Destructor will do that. - buf_ = nullptr; - clear(); - return buf; - } - - // Relinquish the pointer to the caller. - DetachedBuffer release() { - // allocator ownership (if any) is transferred to DetachedBuffer. - DetachedBuffer fb(allocator_, own_allocator_, buf_, reserved_, cur_, - size()); - if (own_allocator_) { - allocator_ = nullptr; - own_allocator_ = false; - } - buf_ = nullptr; - clear(); - return fb; - } - - size_t ensure_space(size_t len) { - FLATBUFFERS_ASSERT(cur_ >= scratch_ && scratch_ >= buf_); - if (len > static_cast(cur_ - scratch_)) { reallocate(len); } - // Beyond this, signed offsets may not have enough range: - // (FlatBuffers > 2GB not supported). - FLATBUFFERS_ASSERT(size() < FLATBUFFERS_MAX_BUFFER_SIZE); - return len; - } - - inline uint8_t *make_space(size_t len) { - if (len) { - ensure_space(len); - cur_ -= len; - size_ += static_cast(len); - } - return cur_; - } - - // Returns nullptr if using the DefaultAllocator. - Allocator *get_custom_allocator() { return allocator_; } - - inline uoffset_t size() const { return size_; } - - uoffset_t scratch_size() const { - return static_cast(scratch_ - buf_); - } - - size_t capacity() const { return reserved_; } - - uint8_t *data() const { - FLATBUFFERS_ASSERT(cur_); - return cur_; - } - - uint8_t *scratch_data() const { - FLATBUFFERS_ASSERT(buf_); - return buf_; - } - - uint8_t *scratch_end() const { - FLATBUFFERS_ASSERT(scratch_); - return scratch_; - } - - uint8_t *data_at(size_t offset) const { return buf_ + reserved_ - offset; } - - void push(const uint8_t *bytes, size_t num) { - if (num > 0) { memcpy(make_space(num), bytes, num); } - } - - // Specialized version of push() that avoids memcpy call for small data. - template void push_small(const T &little_endian_t) { - make_space(sizeof(T)); - *reinterpret_cast(cur_) = little_endian_t; - } - - template void scratch_push_small(const T &t) { - ensure_space(sizeof(T)); - *reinterpret_cast(scratch_) = t; - scratch_ += sizeof(T); - } - - // fill() is most frequently called with small byte counts (<= 4), - // which is why we're using loops rather than calling memset. - void fill(size_t zero_pad_bytes) { - make_space(zero_pad_bytes); - for (size_t i = 0; i < zero_pad_bytes; i++) cur_[i] = 0; - } - - // Version for when we know the size is larger. - // Precondition: zero_pad_bytes > 0 - void fill_big(size_t zero_pad_bytes) { - memset(make_space(zero_pad_bytes), 0, zero_pad_bytes); - } - - void pop(size_t bytes_to_remove) { - cur_ += bytes_to_remove; - size_ -= static_cast(bytes_to_remove); - } - - void scratch_pop(size_t bytes_to_remove) { scratch_ -= bytes_to_remove; } - - void swap(vector_downward &other) { - using std::swap; - swap(allocator_, other.allocator_); - swap(own_allocator_, other.own_allocator_); - swap(initial_size_, other.initial_size_); - swap(buffer_minalign_, other.buffer_minalign_); - swap(reserved_, other.reserved_); - swap(size_, other.size_); - swap(buf_, other.buf_); - swap(cur_, other.cur_); - swap(scratch_, other.scratch_); - } - - void swap_allocator(vector_downward &other) { - using std::swap; - swap(allocator_, other.allocator_); - swap(own_allocator_, other.own_allocator_); - } - - private: - // You shouldn't really be copying instances of this class. - FLATBUFFERS_DELETE_FUNC(vector_downward(const vector_downward &)); - FLATBUFFERS_DELETE_FUNC(vector_downward &operator=(const vector_downward &)); - - Allocator *allocator_; - bool own_allocator_; - size_t initial_size_; - size_t buffer_minalign_; - size_t reserved_; - uoffset_t size_; - uint8_t *buf_; - uint8_t *cur_; // Points at location between empty (below) and used (above). - uint8_t *scratch_; // Points to the end of the scratchpad in use. - - void reallocate(size_t len) { - auto old_reserved = reserved_; - auto old_size = size(); - auto old_scratch_size = scratch_size(); - reserved_ += - (std::max)(len, old_reserved ? old_reserved / 2 : initial_size_); - reserved_ = (reserved_ + buffer_minalign_ - 1) & ~(buffer_minalign_ - 1); - if (buf_) { - buf_ = ReallocateDownward(allocator_, buf_, old_reserved, reserved_, - old_size, old_scratch_size); - } else { - buf_ = Allocate(allocator_, reserved_); - } - cur_ = buf_ + reserved_ - old_size; - scratch_ = buf_ + old_scratch_size; - } -}; - -} // namespace flatbuffers - -#endif // FLATBUFFERS_VECTOR_DOWNWARD_H_ diff --git a/vendor/flatbuffers/verifier.h b/vendor/flatbuffers/verifier.h deleted file mode 100644 index 87d3f54a5db2..000000000000 --- a/vendor/flatbuffers/verifier.h +++ /dev/null @@ -1,317 +0,0 @@ -/* - * Copyright 2021 Google Inc. All rights reserved. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#ifndef FLATBUFFERS_VERIFIER_H_ -#define FLATBUFFERS_VERIFIER_H_ - -#include "flatbuffers/base.h" -#include "flatbuffers/vector.h" - -namespace flatbuffers { - -// Helper class to verify the integrity of a FlatBuffer -class Verifier FLATBUFFERS_FINAL_CLASS { - public: - struct Options { - // The maximum nesting of tables and vectors before we call it invalid. - uoffset_t max_depth = 64; - // The maximum number of tables we will verify before we call it invalid. - uoffset_t max_tables = 1000000; - // If true, verify all data is aligned. - bool check_alignment = true; - // If true, run verifier on nested flatbuffers - bool check_nested_flatbuffers = true; - }; - - explicit Verifier(const uint8_t *const buf, const size_t buf_len, - const Options &opts) - : buf_(buf), size_(buf_len), opts_(opts) { - FLATBUFFERS_ASSERT(size_ < FLATBUFFERS_MAX_BUFFER_SIZE); - } - - // Deprecated API, please construct with Verifier::Options. - Verifier(const uint8_t *const buf, const size_t buf_len, - const uoffset_t max_depth = 64, const uoffset_t max_tables = 1000000, - const bool check_alignment = true) - : Verifier(buf, buf_len, [&] { - Options opts; - opts.max_depth = max_depth; - opts.max_tables = max_tables; - opts.check_alignment = check_alignment; - return opts; - }()) {} - - // Central location where any verification failures register. - bool Check(const bool ok) const { - // clang-format off - #ifdef FLATBUFFERS_DEBUG_VERIFICATION_FAILURE - FLATBUFFERS_ASSERT(ok); - #endif - #ifdef FLATBUFFERS_TRACK_VERIFIER_BUFFER_SIZE - if (!ok) - upper_bound_ = 0; - #endif - // clang-format on - return ok; - } - - // Verify any range within the buffer. - bool Verify(const size_t elem, const size_t elem_len) const { - // clang-format off - #ifdef FLATBUFFERS_TRACK_VERIFIER_BUFFER_SIZE - auto upper_bound = elem + elem_len; - if (upper_bound_ < upper_bound) - upper_bound_ = upper_bound; - #endif - // clang-format on - return Check(elem_len < size_ && elem <= size_ - elem_len); - } - - bool VerifyAlignment(const size_t elem, const size_t align) const { - return Check((elem & (align - 1)) == 0 || !opts_.check_alignment); - } - - // Verify a range indicated by sizeof(T). - template bool Verify(const size_t elem) const { - return VerifyAlignment(elem, sizeof(T)) && Verify(elem, sizeof(T)); - } - - bool VerifyFromPointer(const uint8_t *const p, const size_t len) { - return Verify(static_cast(p - buf_), len); - } - - // Verify relative to a known-good base pointer. - bool VerifyFieldStruct(const uint8_t *const base, const voffset_t elem_off, - const size_t elem_len, const size_t align) const { - const auto f = static_cast(base - buf_) + elem_off; - return VerifyAlignment(f, align) && Verify(f, elem_len); - } - - template - bool VerifyField(const uint8_t *const base, const voffset_t elem_off, - const size_t align) const { - const auto f = static_cast(base - buf_) + elem_off; - return VerifyAlignment(f, align) && Verify(f, sizeof(T)); - } - - // Verify a pointer (may be NULL) of a table type. - template bool VerifyTable(const T *const table) { - return !table || table->Verify(*this); - } - - // Verify a pointer (may be NULL) of any vector type. - template bool VerifyVector(const Vector *const vec) const { - return !vec || VerifyVectorOrString(reinterpret_cast(vec), - sizeof(T)); - } - - // Verify a pointer (may be NULL) of a vector to struct. - template - bool VerifyVector(const Vector *const vec) const { - return VerifyVector(reinterpret_cast *>(vec)); - } - - // Verify a pointer (may be NULL) to string. - bool VerifyString(const String *const str) const { - size_t end; - return !str || (VerifyVectorOrString(reinterpret_cast(str), - 1, &end) && - Verify(end, 1) && // Must have terminator - Check(buf_[end] == '\0')); // Terminating byte must be 0. - } - - // Common code between vectors and strings. - bool VerifyVectorOrString(const uint8_t *const vec, const size_t elem_size, - size_t *const end = nullptr) const { - const auto veco = static_cast(vec - buf_); - // Check we can read the size field. - if (!Verify(veco)) return false; - // Check the whole array. If this is a string, the byte past the array must - // be 0. - const auto size = ReadScalar(vec); - const auto max_elems = FLATBUFFERS_MAX_BUFFER_SIZE / elem_size; - if (!Check(size < max_elems)) - return false; // Protect against byte_size overflowing. - const auto byte_size = sizeof(size) + elem_size * size; - if (end) *end = veco + byte_size; - return Verify(veco, byte_size); - } - - // Special case for string contents, after the above has been called. - bool VerifyVectorOfStrings(const Vector> *const vec) const { - if (vec) { - for (uoffset_t i = 0; i < vec->size(); i++) { - if (!VerifyString(vec->Get(i))) return false; - } - } - return true; - } - - // Special case for table contents, after the above has been called. - template - bool VerifyVectorOfTables(const Vector> *const vec) { - if (vec) { - for (uoffset_t i = 0; i < vec->size(); i++) { - if (!vec->Get(i)->Verify(*this)) return false; - } - } - return true; - } - - __suppress_ubsan__("unsigned-integer-overflow") bool VerifyTableStart( - const uint8_t *const table) { - // Check the vtable offset. - const auto tableo = static_cast(table - buf_); - if (!Verify(tableo)) return false; - // This offset may be signed, but doing the subtraction unsigned always - // gives the result we want. - const auto vtableo = - tableo - static_cast(ReadScalar(table)); - // Check the vtable size field, then check vtable fits in its entirety. - if (!(VerifyComplexity() && Verify(vtableo) && - VerifyAlignment(ReadScalar(buf_ + vtableo), - sizeof(voffset_t)))) - return false; - const auto vsize = ReadScalar(buf_ + vtableo); - return Check((vsize & 1) == 0) && Verify(vtableo, vsize); - } - - template - bool VerifyBufferFromStart(const char *const identifier, const size_t start) { - // Buffers have to be of some size to be valid. The reason it is a runtime - // check instead of static_assert, is that nested flatbuffers go through - // this call and their size is determined at runtime. - if (!Check(size_ >= FLATBUFFERS_MIN_BUFFER_SIZE)) return false; - - // If an identifier is provided, check that we have a buffer - if (identifier && !Check((size_ >= 2 * sizeof(flatbuffers::uoffset_t) && - BufferHasIdentifier(buf_ + start, identifier)))) { - return false; - } - - // Call T::Verify, which must be in the generated code for this type. - const auto o = VerifyOffset(start); - return Check(o != 0) && - reinterpret_cast(buf_ + start + o)->Verify(*this) - // clang-format off - #ifdef FLATBUFFERS_TRACK_VERIFIER_BUFFER_SIZE - && GetComputedSize() - #endif - ; - // clang-format on - } - - template - bool VerifyNestedFlatBuffer(const Vector *const buf, - const char *const identifier) { - // Caller opted out of this. - if (!opts_.check_nested_flatbuffers) return true; - - // An empty buffer is OK as it indicates not present. - if (!buf) return true; - - // If there is a nested buffer, it must be greater than the min size. - if (!Check(buf->size() >= FLATBUFFERS_MIN_BUFFER_SIZE)) return false; - - Verifier nested_verifier(buf->data(), buf->size()); - return nested_verifier.VerifyBuffer(identifier); - } - - // Verify this whole buffer, starting with root type T. - template bool VerifyBuffer() { return VerifyBuffer(nullptr); } - - template bool VerifyBuffer(const char *const identifier) { - return VerifyBufferFromStart(identifier, 0); - } - - template - bool VerifySizePrefixedBuffer(const char *const identifier) { - return Verify(0U) && - Check(ReadScalar(buf_) == size_ - sizeof(uoffset_t)) && - VerifyBufferFromStart(identifier, sizeof(uoffset_t)); - } - - uoffset_t VerifyOffset(const size_t start) const { - if (!Verify(start)) return 0; - const auto o = ReadScalar(buf_ + start); - // May not point to itself. - if (!Check(o != 0)) return 0; - // Can't wrap around / buffers are max 2GB. - if (!Check(static_cast(o) >= 0)) return 0; - // Must be inside the buffer to create a pointer from it (pointer outside - // buffer is UB). - if (!Verify(start + o, 1)) return 0; - return o; - } - - uoffset_t VerifyOffset(const uint8_t *const base, - const voffset_t start) const { - return VerifyOffset(static_cast(base - buf_) + start); - } - - // Called at the start of a table to increase counters measuring data - // structure depth and amount, and possibly bails out with false if limits set - // by the constructor have been hit. Needs to be balanced with EndTable(). - bool VerifyComplexity() { - depth_++; - num_tables_++; - return Check(depth_ <= opts_.max_depth && num_tables_ <= opts_.max_tables); - } - - // Called at the end of a table to pop the depth count. - bool EndTable() { - depth_--; - return true; - } - - // Returns the message size in bytes - size_t GetComputedSize() const { - // clang-format off - #ifdef FLATBUFFERS_TRACK_VERIFIER_BUFFER_SIZE - uintptr_t size = upper_bound_; - // Align the size to uoffset_t - size = (size - 1 + sizeof(uoffset_t)) & ~(sizeof(uoffset_t) - 1); - return (size > size_) ? 0 : size; - #else - // Must turn on FLATBUFFERS_TRACK_VERIFIER_BUFFER_SIZE for this to work. - (void)upper_bound_; - FLATBUFFERS_ASSERT(false); - return 0; - #endif - // clang-format on - } - - std::vector *GetFlexReuseTracker() { return flex_reuse_tracker_; } - - void SetFlexReuseTracker(std::vector *const rt) { - flex_reuse_tracker_ = rt; - } - - private: - const uint8_t *buf_; - const size_t size_; - const Options opts_; - - mutable size_t upper_bound_ = 0; - - uoffset_t depth_ = 0; - uoffset_t num_tables_ = 0; - std::vector *flex_reuse_tracker_ = nullptr; -}; - -} // namespace flatbuffers - -#endif // FLATBUFFERS_VERIFIER_H_ diff --git a/vendor/google.golang.org/appengine/v2/aetest/instance.go b/vendor/google.golang.org/appengine/v2/aetest/instance.go index 5ca59f64b32b..54f912ad2df9 100644 --- a/vendor/google.golang.org/appengine/v2/aetest/instance.go +++ b/vendor/google.golang.org/appengine/v2/aetest/instance.go @@ -325,7 +325,7 @@ func (i *instance) appYAML() string { const appYAMLTemplate = ` application: %s version: 1 -runtime: go111 +runtime: go122 handlers: - url: /.* diff --git a/vendor/modules.txt b/vendor/modules.txt index 636da97f80c4..354f9076deba 100644 --- a/vendor/modules.txt +++ b/vendor/modules.txt @@ -1034,7 +1034,7 @@ google.golang.org/api/transport google.golang.org/api/transport/grpc google.golang.org/api/transport/http google.golang.org/api/transport/http/internal/propagation -# google.golang.org/appengine/v2 v2.0.5 +# google.golang.org/appengine/v2 v2.0.6 ## explicit; go 1.11 google.golang.org/appengine/v2 google.golang.org/appengine/v2/aetest