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elasota
2019-11-11 00:11:59 -05:00
parent 49a35bb15b
commit c8472f7295
406 changed files with 58313 additions and 88 deletions
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37
PortabilityLayer/ByteSwap.cpp Normal file
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#include "ByteSwap.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);
v = static_cast<int16_t>((asS8[0] << 8) | asU8[1]);
}
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]);
}
void BigUInt16(uint16_t &v)
{
const uint8_t *asU8 = reinterpret_cast<const uint8_t*>(&v);
v = static_cast<uint16_t>((asU8[0] << 8) | asU8[1]);
}
void BigUInt32(uint32_t &v)
{
const uint8_t *asU8 = reinterpret_cast<const uint8_t*>(&v);
v = static_cast<uint32_t>((asU8[0] << 24) | (asU8[1] << 16) | (asU8[2] << 8) | asU8[3]);
}
}
}