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Fix big endian on non-Mac

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Mac-specific functions aren't all that useful, simply replaces them with
a platform-agnostic implementation.
This commit is contained in:
Gleb Mazovetskiy
2021-04-01 16:37:51 +01:00
parent 0a9057a09f
commit 172ed20dec
1 changed files with 20 additions and 19 deletions
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39
src/SBaseCommon.cpp
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@@ -1756,45 +1756,46 @@ void CalculateDataBlockHash(void * pvDataBlock, DWORD cbDataBlock, LPBYTE md5_ha
#ifndef STORMLIB_LITTLE_ENDIAN
//
// Note that those functions are implemented for Mac operating system,
// as this is the only supported platform that uses big endian.
//
// Swaps a signed 16-bit integer
int16_t SwapInt16(uint16_t data)
int16_t SwapInt16(uint16_t val)
{
return (int16_t)CFSwapInt16(data);
return (val << 8) | ((val >> 8) & 0xFF);
}
// Swaps an unsigned 16-bit integer
uint16_t SwapUInt16(uint16_t data)
uint16_t SwapUInt16(uint16_t val)
{
return CFSwapInt16(data);
return (val << 8) | (val >> 8 );
}
// Swaps signed 32-bit integer
int32_t SwapInt32(uint32_t data)
// Swaps a signed 32-bit integer
int32_t SwapInt32(uint32_t val)
{
return (int32_t)CFSwapInt32(data);
val = ((val << 8) & 0xFF00FF00) | ((val >> 8) & 0xFF00FF );
return (val << 16) | ((val >> 16) & 0xFFFF);
}
// Swaps an unsigned 32-bit integer
uint32_t SwapUInt32(uint32_t data)
uint32_t SwapUInt32(uint32_t val)
{
return CFSwapInt32(data);
val = ((val << 8) & 0xFF00FF00 ) | ((val >> 8) & 0xFF00FF );
return (val << 16) | (val >> 16);
}
// Swaps signed 64-bit integer
int64_t SwapInt64(int64_t data)
// Swaps a signed 64-bit integer
int64_t SwapInt64(uint64_t val)
{
return (int64_t)CFSwapInt64(data);
val = ((val << 8) & 0xFF00FF00FF00FF00ULL ) | ((val >> 8) & 0x00FF00FF00FF00FFULL );
val = ((val << 16) & 0xFFFF0000FFFF0000ULL ) | ((val >> 16) & 0x0000FFFF0000FFFFULL );
return (val << 32) | ((val >> 32) & 0xFFFFFFFFULL);
}
// Swaps an unsigned 64-bit integer
uint64_t SwapUInt64(uint64_t data)
uint64_t SwapUInt64(uint64_t val)
{
return CFSwapInt64(data);
val = ((val << 8) & 0xFF00FF00FF00FF00ULL ) | ((val >> 8) & 0x00FF00FF00FF00FFULL );
val = ((val << 16) & 0xFFFF0000FFFF0000ULL ) | ((val >> 16) & 0x0000FFFF0000FFFFULL );
return (val << 32) | (val >> 32);
}
// Swaps array of unsigned 16-bit integers