WallyHackenslacker/Aerofoil
1
0
Fork 0
mirror of https://github.com/elasota/Aerofoil.git synced 2025-12-14 12:09:36 +00:00
Code Issues Projects Releases Wiki Activity

FS refactoring, 64-bit timestamps

Browse Source
This commit is contained in:
elasota
2019-12-29 21:31:49 -05:00
parent a546b0ce55
commit dadb21a275
20 changed files with 224 additions and 232 deletions
Download Patch File Download Diff File Expand all files Collapse all files

49
PortabilityLayer/ByteSwap.cpp
View File

@@ -1,37 +1,54 @@
#include "ByteSwap.h"
#include "ByteSwap.h"
#include "CoreDefs.h"
namespace PortabilityLayer
{
namespace ByteSwap
{
void BigInt16(int16_t &v)
{
const uint8_t *asU8 = reinterpret_cast<const uint8_t*>(&v);
const int8_t *asS8 = reinterpret_cast<const int8_t*>(&v);
{
template<class TNumberType, class TUnsignedType>
void SwapArbitrary(TNumberType &v)
{
PL_STATIC_ASSERT(sizeof(TNumberType) == sizeof(TUnsignedType));
uint8_t bytes[sizeof(TNumberType)];
for (size_t i = 0; i < sizeof(TNumberType); i++)
bytes[i] = reinterpret_cast<const uint8_t*>(&v)[i];
TUnsignedType result = 0;
for (size_t i = 0; i < sizeof(TNumberType); i++)
result |= static_cast<TUnsignedType>(bytes[i]) << (sizeof(TUnsignedType) * 8 - 8 - (i * 8));
v = static_cast<int16_t>((asS8[0] << 8) | asU8[1]);
v = static_cast<TNumberType>(result);
}
void BigInt16(int16_t &v)
{
SwapArbitrary<int16_t, uint16_t>(v);
}
void BigInt32(int32_t &v)
{
const uint8_t *asU8 = reinterpret_cast<const uint8_t*>(&v);
const int8_t *asS8 = reinterpret_cast<const int8_t*>(&v);
v = static_cast<int32_t>((asS8[0] << 24) | (asU8[1] << 16) | (asU8[2] << 8) | asU8[3]);
SwapArbitrary<int32_t, uint32_t>(v);
}
void BigUInt16(uint16_t &v)
void BigInt64(int64_t &v)
{
const uint8_t *asU8 = reinterpret_cast<const uint8_t*>(&v);
SwapArbitrary<int64_t, uint64_t>(v);
}
v = static_cast<uint16_t>((asU8[0] << 8) | asU8[1]);
void BigUInt16(uint16_t &v)
{
SwapArbitrary<uint16_t, uint16_t>(v);
}
void BigUInt32(uint32_t &v)
{
const uint8_t *asU8 = reinterpret_cast<const uint8_t*>(&v);
SwapArbitrary<uint32_t, uint32_t>(v);
}
v = static_cast<uint32_t>((asU8[0] << 24) | (asU8[1] << 16) | (asU8[2] << 8) | asU8[3]);
void BigUInt64(uint64_t &v)
{
SwapArbitrary<uint64_t, uint64_t>(v);
}
}
}