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src: make Endianness an enum class
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PR-URL: #44411
Reviewed-By: Ben Noordhuis <[email protected]>
Reviewed-By: James M Snell <[email protected]>
Reviewed-By: Anna Henningsen <[email protected]>
Reviewed-By: Darshan Sen <[email protected]>
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tniessen authored and juanarbol committed Oct 10, 2022
1 parent 098be93 commit 74b2f85
Showing 1 changed file with 5 additions and 8 deletions.
13 changes: 5 additions & 8 deletions src/util.h
Original file line number Diff line number Diff line change
Expand Up @@ -748,26 +748,23 @@ inline v8::MaybeLocal<v8::Value> ToV8Value(v8::Local<v8::Context> context,
.Check(); \
} while (0)

enum Endianness {
kLittleEndian, // _Not_ LITTLE_ENDIAN, clashes with endian.h.
kBigEndian
};
enum class Endianness { LITTLE, BIG };

inline enum Endianness GetEndianness() {
inline Endianness GetEndianness() {
// Constant-folded by the compiler.
const union {
uint8_t u8[2];
uint16_t u16;
} u = {{1, 0}};
return u.u16 == 1 ? kLittleEndian : kBigEndian;
return u.u16 == 1 ? Endianness::LITTLE : Endianness::BIG;
}

inline bool IsLittleEndian() {
return GetEndianness() == kLittleEndian;
return GetEndianness() == Endianness::LITTLE;
}

inline bool IsBigEndian() {
return GetEndianness() == kBigEndian;
return GetEndianness() == Endianness::BIG;
}

// Round up a to the next highest multiple of b.
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