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pe.hexpat
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pe.hexpat
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#pragma author WerWolv
#pragma description PE header, COFF header, Standard COFF fields and Windows Specific fields
#pragma MIME application/x-dosexec
#pragma MIME application/x-msdownload
#pragma MIME application/vnd.microsoft.portable-executable
#include <std/core.pat>
#include <std/string.pat>
#include <type/guid.pat>
#include <type/time.pat>
struct DOSHeader {
char signature[2] [[hex::spec_name("e_magic")]];
u16 extraPageSize [[hex::spec_name("e_cblp")]];
u16 numberOfPages [[hex::spec_name("e_cp")]];
u16 relocations [[name("stubRelocations"), hex::spec_name("e_crlc")]];
u16 headerSizeInParagraphs [[hex::spec_name("e_cparhdr")]];
u16 minimumAllocatedParagraphs [[hex::spec_name("e_minalloc")]];
u16 maximumAllocatedParagraphs [[hex::spec_name("e_maxalloc")]];
u16 initialSSValue [[hex::spec_name("e_ss")]];
u16 initialRelativeSPValue [[hex::spec_name("e_sp")]];
u16 checksum [[name("stubChecksum"), hex::spec_name("e_csum")]];
u16 initialRelativeIPValue [[hex::spec_name("e_ip")]];
u16 initialCSValue [[hex::spec_name("e_cs")]];
u16 relocationsTablePointer [[hex::spec_name("e_lfarlc")]];
u16 overlayNumber [[hex::spec_name("e_ovno")]];
u16 reservedWords[4] [[hex::spec_name("e_res")]];
u16 oemIdentifier [[hex::spec_name("e_oemid")]];
u16 oemInformation [[hex::spec_name("e_oeminfo")]];
u16 otherReservedWords[10] [[hex::spec_name("e_res2")]];
u32 coffHeaderPointer [[hex::spec_name("e_lfanew")]];
};
u16 dosMessageOffset;
fn isstubdata(char c) {
return c == 0x0D || c == 0x0A || c == '$';
};
struct DOSStub {
u8 code[while($ < addressof(this) + dosMessageOffset)];
char message[while(!isstubdata(std::mem::read_unsigned($, 1)))];
char data[while(std::mem::read_string($-1, 1) != "$")];
} [[hex::spec_name("e_program")]];
fn finddosmessage() {
for (u8 i = $, i < $+16, i += 1) {
if (std::mem::read_unsigned(i, 1) == 0xBA) { // Message offset instruction
dosMessageOffset = std::mem::read_unsigned(i+1, 2);
break;
}
}
};
struct PEHeader {
DOSHeader dosHeader;
finddosmessage();
if (!dosMessageOffset)
u8 dosStub[while(std::mem::read_unsigned($, 4))] [[hex::spec_name("e_program")]];
else DOSStub dosStub;
};
PEHeader peHeader @ 0x00;
enum ArchitectureType : u16 {
Unknown = 0x00,
ALPHAAXPOld = 0x183,
ALPHAAXP = 0x184,
ALPHAAXP64Bit = 0x284,
AM33 = 0x1D3,
AMD64 = 0x8664,
ARM = 0x1C0,
ARM64 = 0xAA64,
ARMNT = 0x1C4,
CLRPureMSIL = 0xC0EE,
EBC = 0xEBC,
I386 = 0x14C,
I860 = 0x14D,
IA64 = 0x200,
LOONGARCH32 = 0x6232,
LOONGARCH64 = 0x6264,
M32R = 0x9041,
MIPS16 = 0x266,
MIPSFPU = 0x366,
MIPSFPU16 = 0x466,
MOTOROLA68000 = 0x268,
POWERPC = 0x1F0,
POWERPCFP = 0x1F1,
POWERPC64 = 0x1F2,
R3000 = 0x162,
R4000 = 0x166,
R10000 = 0x168,
RISCV32 = 0x5032,
RISCV64 = 0x5064,
RISCV128 = 0x5128,
SH3 = 0x1A2,
SH3DSP = 0x1A3,
SH4 = 0x1A6,
SH5 = 0x1A8,
THUMB = 0x1C2,
WCEMIPSV2 = 0x169
} [[hex::spec_name("MachineType")]];
enum PEFormat : u16 {
ROM = 0x107,
PE32 = 0x10B,
PE32Plus = 0x20B
};
enum SubsystemType : u16 {
Unknown = 0x00,
Native = 0x01,
WindowsGUI = 0x02,
WindowsCUI = 0x03,
OS2CUI = 0x05,
POSIXCUI = 0x07,
Windows9xNative = 0x08,
WindowsCEGUI = 0x09,
EFIApplication = 0x0A,
EFIBootServiceDriver = 0x0B,
EFIRuntimeDriver = 0x0C,
EFIROM = 0x0D,
Xbox = 0x0E,
WindowsBootApplication = 0x10
};
bitfield Characteristics {
baseRelocationsStripped : 1 [[hex::spec_name("IMAGE_FILE_RELOCS_STRIPPED")]];
executableImage : 1 [[hex::spec_name("IMAGE_FILE_EXECUTABLE_IMAGE")]];
lineNumbersStripped : 1 [[hex::spec_name("IMAGE_FILE_LINE_NUMS_STRIPPED")]];
symbolsStripped : 1 [[hex::spec_name("IMAGE_FILE_LOCAL_SYMS_STRIPPED")]];
aggressivelyTrimWorkingSet : 1 [[hex::spec_name("IMAGE_FILE_AGGRESSIVE_WS_TRIM")]];
largeAddressAware : 1 [[hex::spec_name("IMAGE_FILE_LARGE_ADDRESS_AWARE")]];
padding : 1;
bytesReversedLo : 1 [[hex::spec_name("IMAGE_FILE_BYTES_REVERSED_LO")]];
machine32Bit : 1 [[hex::spec_name("IMAGE_FILE_32BIT_MACHINE")]];
debugInfoStripped : 1 [[hex::spec_name("IMAGE_FILE_DEBUG_STRIPPED")]];
removableRunFromSwap : 1 [[hex::spec_name("IMAGE_FILE_REMOVABLE_RUN_FROM_SWAP")]];
netRunFromSwap : 1 [[hex::spec_name("IMAGE_FILE_NET_RUN_FROM_SWAP")]];
systemFile : 1 [[hex::spec_name("IMAGE_FILE_SYSTEM")]];
dll : 1 [[hex::spec_name("IMAGE_FILE_DLL")]];
uniprocessorMachineOnly : 1 [[hex::spec_name("IMAGE_FILE_UP_SYSTEM_ONLY")]];
bytesReversedHi : 1 [[hex::spec_name("IMAGE_FILE_BYTES_REVERSED_HI")]];
};
bitfield DLLCharacteristics {
callWhenLoaded : 1;
callWhenThreadTerminates : 1;
callWhenThreadStarts : 1;
callWhenExiting : 1;
padding : 1;
highEntropyVA : 1 [[hex::spec_name("IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA")]];
dynamicBase : 1 [[hex::spec_name("IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE")]];
forceIntegrity : 1 [[hex::spec_name("IMAGE_DLLCHARACTERISTICS_FORCE_INTEGRITY")]];
nxCompatible : 1 [[hex::spec_name("IMAGE_DLLCHARACTERISTICS_NX_COMPAT")]];
noIsolation : 1 [[hex::spec_name("IMAGE_DLLCHARACTERISTICS_NO_ISOLATION")]];
noSEH : 1 [[hex::spec_name("IMAGE_DLLCHARACTERISTICS_NO_SEH")]];
doNotBind : 1 [[hex::spec_name("IMAGE_DLLCHARACTERISTICS_NO_BIND")]];
appContainer : 1 [[hex::spec_name("IMAGE_DLLCHARACTERISTICS_APPCONTAINER")]];
isWDMDriver : 1 [[hex::spec_name("IMAGE_DLLCHARACTERISTICS_WDM_DRIVER")]];
supportsControlFlowGuard : 1 [[hex::spec_name("IMAGE_DLLCHARACTERISTICS_GUARD_CF")]];
terminalServerAware : 1 [[hex::spec_name("IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE ")]];
};
bitfield LoaderFlags {
prestartBreakpoint : 1 [[comment("Invoke a breakpoint instruction before starting the process")]];
postloadingDebugger : 1 [[comment("Invoke a debugger on the process after it's been loaded")]];
padding : 30;
} [[comment("(Officially declared reserved by Microsoft)")]];
struct DataDirectory {
u32 rva;
u32 size;
};
struct OptionalHeader {
PEFormat magic;
u8 majorLinkerVersion;
u8 minorLinkerVersion;
u32 sizeOfCode;
u32 sizeOfInitializedData;
u32 sizeOfUninitializedData;
u32 addressOfEntryPoint;
u32 baseOfCode;
if (magic == PEFormat::PE32Plus) {
u64 imageBase;
}
else {
u32 baseOfData;
u32 imageBase;
}
u32 virtualSectionAlignment [[hex::spec_name("sectionAlignment")]];
u32 rawSectionAlignment [[hex::spec_name("fileAlignment")]];
u16 majorOperatingSystemVersion;
u16 minorOperatingSystemVersion;
u16 majorImageVersion;
u16 minorImageVersion;
u16 majorSubsystemVersion;
u16 minorSubsystemVersion;
u32 win32VersionValue;
u32 sizeOfImage;
u32 sizeOfHeaders;
u32 checksum;
SubsystemType subsystem;
DLLCharacteristics dllCharacteristics;
if (magic == PEFormat::PE32Plus) {
u64 sizeOfStackReserve;
u64 sizeOfStackCommit;
u64 sizeOfHeapReserve;
u64 sizeOfHeapCommit;
}
else {
u32 sizeOfStackReserve;
u32 sizeOfStackCommit;
u32 sizeOfHeapReserve;
u32 sizeOfHeapCommit;
}
LoaderFlags loaderFlags;
u32 numberOfRVAsAndSizes [[hex::spec_name("numberOfRvaAndSizes")]];
DataDirectory directories[numberOfRVAsAndSizes];
};
struct COFFHeader {
char signature[4];
ArchitectureType architecture [[hex::spec_name("machine")]];
u16 numberOfSections;
type::time32_t timeDateStamp;
u32 pointerToSymbolTable;
u32 numberOfSymbols;
u16 sizeOfOptionalHeader;
Characteristics characteristics;
OptionalHeader optionalHeader;
};
COFFHeader coffHeader @ peHeader.dosHeader.coffHeaderPointer;
enum AlignmentType : u8 {
BoundaryOf1Byte = 1,
BoundaryOf2Bytes,
BoundaryOf4Bytes,
BoundaryOf8Bytes,
BoundaryOf16Bytes,
BoundaryOf32Bytes,
BoundaryOf64Bytes,
BoundaryOf128Bytes,
BoundaryOf256Bytes,
BoundaryOf512Bytes,
BoundaryOf1024Bytes,
BoundaryOf2048Bytes,
BoundaryOf4096Bytes,
BoundaryOf8192Bytes,
};
fn formatAlignmentBits(u8 value) {
if (value > 0) {
AlignmentType enumValue = value;
return enumValue;
}
return value;
};
bitfield SectionFlags {
padding : 3;
doNotPad : 1 [[hex::spec_name("IMAGE_SCN_TYPE_NO_PAD")]];
padding : 1;
containsCode : 1 [[hex::spec_name("IMAGE_SCN_CNT_CODE")]];
containsInitializedData : 1 [[hex::spec_name("IMAGE_SCN_CNT_INITIALIZED_DATA")]];
containsUninitializedData : 1 [[hex::spec_name("IMAGE_SCN_CNT_UNINITIALIZED_DATA")]];
linkOther : 1 [[hex::spec_name("IMAGE_SCN_LNK_OTHER")]];
linkHasInformation : 1 [[hex::spec_name("IMAGE_SCN_LNK_INFO")]];
padding : 1;
linkRemove : 1 [[hex::spec_name("IMAGE_SCN_LNK_REMOVE")]];
linkHasCOMDAT : 1 [[hex::spec_name("IMAGE_SCN_LNK_COMDAT")]];
padding : 1;
resetSpeculativeExceptions : 1 [[hex::spec_name("")]];
globalPointerRelocations : 1 [[hex::spec_name("IMAGE_SCN_GPREL")]];
purgeable : 1 [[hex::spec_name("IMAGE_SCN_MEM_PURGEABLE")]];
is16Bit : 1 [[hex::spec_name("IMAGE_SCN_MEM_16BIT")]];
locked : 1 [[hex::spec_name("IMAGE_SCN_MEM_LOCKED")]];
preloaded : 1 [[hex::spec_name("IMAGE_SCN_MEM_PRELOAD")]];
dataAlignment : 4 [[format("formatAlignmentBits")]];
linkExtendedRelocations : 1 [[hex::spec_name("IMAGE_SCN_LNK_NRELOC_OVFL")]];
discardable : 1 [[hex::spec_name("IMAGE_SCN_MEM_DISCARDABLE")]];
notCached : 1 [[hex::spec_name("IMAGE_SCN_MEM_NOT_CACHED")]];
notPageable : 1 [[hex::spec_name("IMAGE_SCN_MEM_NOT_PAGED")]];
shared : 1 [[hex::spec_name("IMAGE_SCN_MEM_SHARED")]];
executed : 1 [[hex::spec_name("IMAGE_SCN_MEM_EXECUTE")]];
read : 1 [[hex::spec_name("IMAGE_SCN_MEM_READ")]];
writtenOn : 1 [[hex::spec_name("IMAGE_SCN_MEM_WRITE")]];
};
fn formatSectionName(str string) {
for (u8 i = 0, i < 8, i += 1) {
if (std::mem::read_unsigned($+i, 1) == 0) {
return "\"" + std::string::substr(string, 0, i) + "\"";
}
}
};
struct SectionHeader {
char name[8] [[name("sectionName"), hex::spec_name("name"), format("formatSectionName")]];
u32 virtualSize;
u32 rva [[hex::spec_name("virtualAddress")]];
u32 sizeOfRawData;
u32 ptrRawData;
u32 ptrRelocations;
u32 ptrLineNumbers;
u16 numberOfRelocations;
u16 numberOfLineNumbers;
SectionFlags characteristics;
};
SectionHeader sectionsTable[coffHeader.numberOfSections] @ addressof(coffHeader.optionalHeader) + coffHeader.sizeOfOptionalHeader;
// General Section things
u16 currentSectionIndex;
fn relativeVirtualDifference() {
return sectionsTable[currentSectionIndex].rva - sectionsTable[currentSectionIndex].ptrRawData;
};
fn wordsize() {
return std::mem::read_unsigned(addressof(coffHeader.optionalHeader.magic), 2) / 0x41;
};
fn formatNullTerminatedString(str string) {
return "\"" + std::string::substr(string, 0, std::string::length(string)-1) + "\"";
};
// Exception Table
bitfield FunctionBitfield {
prologLength : 8;
functionLength : 22;
instructions32Bit : 1;
exceptionHandler : 1;
};
struct FunctionTableEntry {
if (coffHeader.architecture == ArchitectureType::MIPSFPU || coffHeader.architecture == ArchitectureType::R3000) {
u32 beginVA;
u32 endVA;
u32 exceptionHandlerPointer;
u32 handlerDataPointer;
u32 prologEndVA;
} else if (coffHeader.architecture == ArchitectureType::ARM || coffHeader.architecture == ArchitectureType::ARM64 || coffHeader.architecture == ArchitectureType::ARMNT ||
coffHeader.architecture == ArchitectureType::POWERPC || coffHeader.architecture == ArchitectureType::POWERPCFP ||
coffHeader.architecture == ArchitectureType::SH3 || coffHeader.architecture == ArchitectureType::SH3DSP || coffHeader.architecture == ArchitectureType::SH4) {
u32 beginVA;
FunctionBitfield miscellaneousBits;
} else if (coffHeader.architecture == ArchitectureType::AMD64 || coffHeader.architecture == ArchitectureType::IA64) {
u32 beginRVA;
u32 endRVA;
u32 unwindInformationRVA;
}
};
struct ExceptionTable {
FunctionTableEntry functionTableEntries[while($ < (coffHeader.optionalHeader.directories[3].rva - relativeVirtualDifference()) + coffHeader.optionalHeader.directories[3].size)] [[inline]];
};
// Exports Table
struct ExportDirectoryTable {
u32 flags [[name("exportFlags")]];
type::time32_t timeDateStamp [[name("exportTimeDateStamp")]];
u16 majorVersion;
u16 minorVersion;
u32 imageNameRVA;
u32 ordinalBase [[name("exportOrdinalBase")]];
u32 addressesAmount [[name("exportAddressesAmount")]];
u32 namePointersAmount [[name("exportNamePointersAmount")]];
u32 addressTableRVA [[name("exportAddressTableRVA")]];
u32 namePointerTableRVA [[name("exportNamePointerTableRVA")]];
u32 ordinalTableRVA [[name("exportOrdinalTableRVA")]];
};
struct ExportAddress {
if (sectionsTable[currentSectionIndex].ptrRawData > std::mem::read_unsigned($, 4) > sectionsTable[currentSectionIndex].sizeOfRawData) {
u32 exportRVA;
}
else {
u32 forwarderRVA;
}
};
struct ExportNamePointer {
u32 exportNameRVA;
char exportName[] @ exportNameRVA - relativeVirtualDifference() [[format("formatNullTerminatedString")]];
};
struct ExportsTable {
ExportDirectoryTable directoryTable;
ExportAddress exportAddressTable[directoryTable.addressesAmount] @ directoryTable.addressTableRVA - relativeVirtualDifference();
ExportNamePointer exportNamePointerTable[directoryTable.namePointersAmount] @ directoryTable.namePointerTableRVA - relativeVirtualDifference();
u16 exportOrdinalTable[directoryTable.namePointersAmount] @ directoryTable.ordinalTableRVA - relativeVirtualDifference();
char imageName[] @ directoryTable.imageNameRVA - relativeVirtualDifference() [[format("formatNullTerminatedString")]];
$ = addressof(this)+coffHeader.optionalHeader.directories[0].size;
};
// Imports Table
bitfield OrdinalFlagByte {
padding : 7;
flag : 1 [[name("ordinalFlag")]];
};
struct ImportsName {
u16 hint;
char name[] [[format("formatNullTerminatedString")]];
if ($ % 2 == 1) { u8 pad; }
};
struct ImportsAddress {
OrdinalFlagByte ordinalFlagByte @ $+(wordsize()-1);
if (ordinalFlagByte.flag) {
u16 ordinalNumber;
padding[wordsize()-2];
} else {
u32 nameTableRVA;
if (coffHeader.optionalHeader.magic == PEFormat::PE32Plus) {
padding[4];
}
}
};
struct ImportsLookup : ImportsAddress {
if (!ordinalFlagByte.flag && std::mem::read_unsigned($-wordsize(), wordsize()) > 0) {
ImportsName name @ nameTableRVA - relativeVirtualDifference();
}
};
struct ImportsDirectory {
u32 lookupTableRVA;
u32 timeDateStamp;
u32 forwarderChain;
u32 dllNameRVA;
u32 addressTableRVA;
};
struct ImportsStructure {
if (parent.importsDirectoryTable[std::core::array_index()].lookupTableRVA > 0) {
ImportsLookup lookupTable[while(std::mem::read_unsigned($, wordsize()) != 0)] @ parent.importsDirectoryTable[std::core::array_index()].lookupTableRVA - relativeVirtualDifference();
}
if (parent.importsDirectoryTable[std::core::array_index()].addressTableRVA > 0) {
ImportsAddress addressTable[while(std::mem::read_unsigned($, wordsize()) != 0)] @ parent.importsDirectoryTable[std::core::array_index()].addressTableRVA - relativeVirtualDifference();
}
if (parent.importsDirectoryTable[std::core::array_index()].dllNameRVA > 0) {
char dllName[] @ parent.importsDirectoryTable[std::core::array_index()].dllNameRVA - relativeVirtualDifference() [[format("formatNullTerminatedString")]];
}
} [[inline]];
struct ImportsTable {
ImportsDirectory importsDirectoryTable[while(std::mem::read_unsigned($, 16) != 0)];
ImportsStructure importsStructures[sizeof(importsDirectoryTable)/sizeof(importsDirectoryTable[0])] [[inline]];
$ = addressof(this)+coffHeader.optionalHeader.directories[1].size;
};
// General Resource Table things
fn formatNullTerminatedString16(str string) {
return "\"" + std::string::substr(string, 0, std::string::length(string)) + "\"";
};
// * Bitmap Resource
struct BitmapHeader {
u32 size [[name("bitmapSize")]];
u32 width [[name("bitmapWidth")]];
u32 height [[name("bitmapHeight")]];
u16 planes [[name("bitmapPlanes")]];
u16 bitCount [[name("bitmapBitCount")]];
u32 compression [[name("bitmapCompression")]];
u32 imageSize [[name("bitmapImageSize")]];
u32 xPelsPerMeter [[name("bitmapXPelsPerMeter")]];
u32 yPelsPerMeter [[name("bitmapYPelsPerMeter")]];
u32 clrUsed [[name("bitmapClrUsed")]];
u32 clrImportant [[name("bitmapClrImportant")]];
};
struct Colors {
u8 blue [[color("1F77B4")]];
u8 green [[color("2CA02C")]];
u8 red [[color("D62728")]];
u8 reserved [[color("828282")]];
};
u32 imageDataSize;
struct Bitmap {
BitmapHeader bmh [[name("bitmapHeader")]];
if ((bmh.bitCount != 24) && (bmh.bitCount != 32)) {
Colors rgbq[bmh.clrUsed*((1 << bmh.bitCount)*!bmh.clrUsed)];
imageDataSize = imageDataSize - sizeof(rgbq);
}
u8 imageData[imageDataSize-sizeof(bmh)];
};
// * Cursor Resource
struct Cursor {
u16 reserved;
u16 type;
if (!type) {
imageDataSize = parent.size-4;
Bitmap bitmapData [[inline]];
}
};
// * Dialog Resource
enum AtomType : u16 {
Button = 0x80,
Edit,
Static,
ListBox,
ScrollBar,
ComboBox
};
struct VLSElement {
if (std::mem::read_unsigned($, 2) == 0xFFFF) {
u16 atomDefiner;
}
else {
AtomType atom;
}
};
struct VariableLengthStructure {
if (std::mem::read_unsigned($, 2) == 0xFFFF) {
VLSElement vlsElement[2];
}
else {
char16 string[] [[format("formatNullTerminatedString16")]];
}
};
struct DialogTemplate {
if (parent.parent.parent.parent.id == 0x411) {
u16 version;
u16 signature;
u32 helpContextIdentifier;
u32 extendedStyles;
u32 style;
}
else {
u32 style;
u32 extendedStyles;
}
u16 numberOfItems;
u16 x;
u16 y;
u16 width;
u16 height;
if (parent.parent.parent.parent.id == 0x409 || parent.parent.parent.parent.id == 0x411) {
VariableLengthStructure dialogMenu;
VariableLengthStructure dialogClass;
char16 dialogTitle[] [[format("formatNullTerminatedString16")]];
u16 dialogFontSize;
if (parent.parent.parent.parent.id == 0x411) {
u16 weight;
bool italic;
u8 charset;
}
char16 dialogFontTypeface[] [[format("formatNullTerminatedString16")]];
if (($+2)%16 == 0 || 4 || 8 || 12)
u16 alignment;
}
};
struct DialogItemTemplate {
if (parent.parent.parent.parent.parent.id == 0x411) {
u32 helpContextIdentifier;
u32 extendedStyles [[name("itemExtendedStyles")]];
u32 style [[name("itemStyle")]];
}
else {
u32 style [[name("itemStyle")]];
u32 extendedStyles [[name("itemExtendedStyles")]];
}
u16 x;
u16 y;
u16 width;
u16 height;
if (parent.parent.parent.parent.parent.id == 0x409 || parent.parent.parent.parent.parent.id == 0x411) {
u32 controlID;
VariableLengthStructure windowClass;
VariableLengthStructure dialogItemTitle;
u16 extraCount;
} else {
u16 controlID;
}
if (($+2)%16 == 0 || 4 || 8)
u16 alignment;
};
struct DialogItem {
DialogItemTemplate template [[inline]];
/*if (parent.parent.parent.parent.id == 0x409 || parent.parent.parent.parent.id == 0x411) {
u8 itemCreationData[template.extraCount];
}*/
};
struct Dialog {
DialogTemplate dialogTemplate;
DialogItem items[dialogTemplate.numberOfItems];
};
// * String Resource
struct StringTableResource {
std::string::SizedString16<u16> strings[while($ < (parent.dataRVA - relativeVirtualDifference()) + parent.size)];
};
// * GroupCursor Resource
struct GroupCursor {
u16 assorteddata;
u16 colors;
u16 otherassorteddata;
u16 pixels;
u16 assorteddataarray[5];
u16 ordinalName;
};
// * GroupIcon Resource
struct GroupIconHeader {
u16 reserved;
u16 type;
u16 count;
};
struct GroupIconEntry {
u8 width;
u8 height;
u8 colorCount;
u8 reserved;
u16 planes;
u16 bitCount;
u32 bytesInResource;
u16 id;
};
struct GroupIcon {
GroupIconHeader header;
GroupIconEntry entries[header.count];
};
// * Version Resource
struct VersionEntryHeader {
u16 length;
u16 valueLength;
u16 type;
char16 key[] [[format("formatNullTerminatedString16")]];
padding[while(std::mem::read_unsigned($, 1) == 0 && $ < addressof(key)+sizeof(key)+5)];
};
struct StringInfo {
VersionEntryHeader stringInfoHeader;
if (stringInfoHeader.valueLength > 0) {
char16 string[] [[format("formatNullTerminatedString16")]];
padding[while(std::mem::read_unsigned($, 1) == 0)];
}
};
struct VersionEntry {
VersionEntryHeader header [[inline]];
if (header.key == "StringFileInfo") {
VersionEntryHeader stringTableHeader;
StringInfo strings[while($ < addressof(stringTableHeader) + stringTableHeader.length)];
}
else if (header.key == "VarFileInfo") {
VersionEntryHeader varHeader;
u16 translation[varHeader.valueLength / 2];
}
else {
u8 value[header.valueLength];
padding[while(std::mem::read_unsigned($, 1) == 0)];
}
};
struct Version {
VersionEntryHeader header [[inline]];
u32 signature;
u16 structVersion[2];
u16 fileVersion[4];
u16 productVersion[4];
u32 fileFlagsMask[2];
u32 fileFlags;
u32 fileOS;
u32 fileType;
u32 fileSubType;
u32 fileTimestamp;
VersionEntry children[while($ < (parent.dataRVA - relativeVirtualDifference()) + parent.size)];
};
// * Resources Using TrueChar
fn displayTrueChar(u8 value) {
str notation = "0x";
if (value < 0x10)
notation += "0";
if (value == 0)
return "'␀' (" + std::format(notation + "{:X}", value) + ")";
else
return "'" + char(value) + "' (" + std::format(notation + "{:X}", value) + ")";
};
// Resource Table
enum ResourceID : u32 {
Cursor = 0x01,
Bitmap,
Icon,
Menu,
Dialog,
String,
Accelerator = 0x09,
StringData,
GroupCursor = 0x0C,
GroupIcon = 0x0E,
Version = 0x10,
Manifest = 0x18
};
ResourceID resourceIDType;
using TrueChar = u8 [[format("displayTrueChar")]];
struct DataEntry {
u32 dataRVA;
u32 size;
u32 codepage;
u32 reserved;
if (resourceIDType == ResourceID::Cursor) {
Cursor cursor @ dataRVA - relativeVirtualDifference();
}
else if (resourceIDType == ResourceID::Bitmap || (resourceIDType == ResourceID::Icon && std::mem::read_string((dataRVA - relativeVirtualDifference())+1, 3) != "PNG")) {
imageDataSize = size;
Bitmap bitmap @ dataRVA - relativeVirtualDifference();
}
else if (resourceIDType == ResourceID::Dialog) {
Dialog dialog @ dataRVA - relativeVirtualDifference();
}
else if (resourceIDType == ResourceID::String) {
StringTableResource stringTableResource @ dataRVA - relativeVirtualDifference();
}
else if (resourceIDType == ResourceID::StringData) {
TrueChar stringData[size] @ dataRVA - relativeVirtualDifference();
}
else if (resourceIDType == ResourceID::GroupCursor) {
GroupCursor groupCursor @ dataRVA - relativeVirtualDifference();
}
else if (resourceIDType == ResourceID::GroupIcon) {
GroupIcon groupIcon @ dataRVA - relativeVirtualDifference();
}
else if (resourceIDType == ResourceID::Version) {
Version version @ dataRVA - relativeVirtualDifference();
}
else if (resourceIDType == ResourceID::Manifest) {
TrueChar manifest[size] @ dataRVA - relativeVirtualDifference();
}
else {
u8 resource[size] @ dataRVA - relativeVirtualDifference();
}
};
using ResourceDirectory;
bitfield OffsetField {
offset : 31;
pointingToDirectory : 1;
};
struct DataField {
if (std::mem::read_unsigned($+3, 1) >= 0x80) {
OffsetField offsetToData;
ResourceDirectory directory @ coffHeader.optionalHeader.directories[2].rva - relativeVirtualDifference() + offsetToData.offset;
}
else {
u32 offsetToData;
DataEntry dataEntry @ coffHeader.optionalHeader.directories[2].rva - relativeVirtualDifference() + offsetToData;
}
} [[inline]];
struct IdDirectoryEntry {
if ($ > coffHeader.optionalHeader.directories[2].rva - relativeVirtualDifference() + 0x10 + 8*(parent.directoryTable.nameEntriesAmount + parent.directoryTable.idEntriesAmount)) {
u32 id;
}
else {
ResourceID id;
resourceIDType = std::mem::read_unsigned(addressof(id), 4);
}
DataField datafield;
};
struct NameDirectoryEntry {
OffsetField offsetToName;
std::string::SizedString16<u16> name @ coffHeader.optionalHeader.directories[2].rva - relativeVirtualDifference() + offsetToName.offset;
DataField datafield;
};
struct ResourceDirectoryTable {
u32 characteristics;
u32 timeDateStamp;
u16 majorVersion;
u16 minorVersion;
u16 nameEntriesAmount;
u16 idEntriesAmount;
};
struct ResourceDirectory {
ResourceDirectoryTable directoryTable [[hex::spec_name("resourceDirectoryTable")]];
NameDirectoryEntry nameEntries[directoryTable.nameEntriesAmount];
IdDirectoryEntry idEntries[directoryTable.idEntriesAmount];
};
struct ResourceTable {
ResourceDirectory rootDirectory;
$ = addressof(this)+coffHeader.optionalHeader.directories[2].size;
};
// Base Relocations Table
enum BaseRelocationType : u8 {
Absolute,
High,
Low,
HighLow,
HighAdjacent,
Reserved = 6,
DIR64 = 10
};
enum MIPSBaseRelocationType : u8 {
Absolute,
High,
Low,
HighLow,
HighAdjacent,
MIPSJMPAddress,
Reserved,
MIPSJMPAddress16 = 9,
DIR64
};
enum ARMBaseRelocationType : u8 {
Absolute,
High,
Low,
HighLow,
HighAdjacent,
ARMMOV32,
Reserved,
DIR64 = 10
};
enum RISCVBaseRelocationType : u8 {
Absolute,
High,
Low,
HighLow,
HighAdjacent,
RISCVHigh20,
Reserved,
RISCVLow12I,
RISCVLow12S,
DIR64 = 10
};
enum THUMBBaseRelocationType : u8 {
Absolute,
High,
Low,
HighLow,
HighAdjacent,
ARMMOV32,
Reserved,
ThumbMOV32,
DIR64 = 10
};
enum LoongarchBaseRelocationType : u8 {
Absolute,
High,
Low,
HighLow,
HighAdjacent,
Reserved = 6,
MarkLA = 8,
DIR64 = 10
};
fn formatBaseRelocationType(u8 value) {
if (coffHeader.architecture == ArchitectureType::MIPS16 || coffHeader.architecture == ArchitectureType::MIPSFPU || coffHeader.architecture == ArchitectureType::MIPSFPU16 ||
coffHeader.architecture == ArchitectureType::R3000 || coffHeader.architecture == ArchitectureType::R4000 || coffHeader.architecture == ArchitectureType::R10000) {
MIPSBaseRelocationType mipsTypeBits = value;
return mipsTypeBits;
}
else if (coffHeader.architecture == ArchitectureType::ARM || coffHeader.architecture == ArchitectureType::ARM64 || coffHeader.architecture == ArchitectureType::ARMNT) {
ARMBaseRelocationType armTypeBits = value;
return armTypeBits;
}
else if (coffHeader.architecture == ArchitectureType::RISCV32 || coffHeader.architecture == ArchitectureType::RISCV64 || coffHeader.architecture == ArchitectureType::RISCV128) {
RISCVBaseRelocationType riscvTypeBits = value;
return riscvTypeBits;
}
else if (coffHeader.architecture == ArchitectureType::THUMB) {
THUMBBaseRelocationType thumbTypeBits = value;
return thumbTypeBits;
}
else if (coffHeader.architecture == ArchitectureType::LOONGARCH32 || coffHeader.architecture == ArchitectureType::LOONGARCH64) {
LoongarchBaseRelocationType loongarchTypeBits = value;
return loongarchTypeBits;
}
else {
BaseRelocationType genericTypeBits = value;
return genericTypeBits;
}
};
bitfield BaseRelocationWord {
offset : 12;
type : 4 [[format("formatBaseRelocationType")]];
};
struct BaseRelocationBlock {
u32 pageRVA;
u32 blockSize;
BaseRelocationWord word[while($ < addressof(this) + this.blockSize)] [[inline]];
};
struct BaseRelocationTable {
BaseRelocationBlock baseRelocationBlocks[while($ < addressof(this) + coffHeader.optionalHeader.directories[5].size)] [[inline]];
};
// Debug Table
enum DebugType : u32 {
Unknown,
COFF,
Codeview,
FPO,
Misc,
Exception,
Fixup,
OmapToSRC,
OmapFromSRC,
Borland,
Reserved10,
CLSID,
REPRO = 16,
ExtendedDLLCharacteristics = 20
};
struct RSDS {
char signature[4];
type::GUID guid;
u32 age;
char path[] [[format("formatNullTerminatedString")]];
};
struct DebugDirectory {
u32 characteristics;
type::time32_t timeDateStamp;
u16 majorVersion;
u16 minorVersion;
DebugType type;
u32 sizeOfData;
u32 virtualAddressOfRawData;
u32 pointerOfRawData;
};
struct DebugData {
DebugDirectory directory;
if (std::mem::read_string(directory.pointerOfRawData, 4) == "RSDS") {
RSDS rsds @ directory.pointerOfRawData;
}
else {
u8 data[directory.sizeOfData] @ directory.pointerOfRawData;
}
$ = addressof(this)+coffHeader.optionalHeader.directories[6].size;
};
// TLS Table
struct TLSTable {
if (coffHeader.optionalHeader.magic == PEFormat::PE32Plus) {
u64 rawDataStartVA;
u64 rawDataEndVA;
u64 indexAddress;
u64 callbacksAddress;
}
else {
u32 rawDataStartVA;
u32 rawDataEndVA;
u32 indexAddress;
u32 callbacksAddress;
}
u32 zeroFillSize;
u32 characteristics;
$ = addressof(this)+coffHeader.optionalHeader.directories[9].size;
};
// CRT Section
struct CRTSection {
u64 virtualAddresses[while($ < sectionsTable[currentSectionIndex].ptrRawData + sectionsTable[currentSectionIndex].sizeOfRawData)];