mirror of
https://github.com/reactos/reactos.git
synced 2024-12-30 19:14:31 +00:00
26 lines
534 B
C
26 lines
534 B
C
|
|
|
|
#if !defined(_MSC_VER) && (__BYTE_ORDER__ == __ORDER_BIG_ENDIAN__)
|
|
#include <stdlib.h>
|
|
#include <intrin.h>
|
|
|
|
void
|
|
byteReverse(unsigned char *buf, unsigned longs)
|
|
{
|
|
unsigned int t;
|
|
|
|
do
|
|
{
|
|
#if 0
|
|
t = (unsigned int)((unsigned)buf[3] << 8 | buf[2]) << 16 |
|
|
((unsigned)buf[1] << 8 | buf[0]);
|
|
#else
|
|
t = _byteswap_ulong(*(unsigned int *)buf);
|
|
#endif
|
|
*(unsigned int *)buf = t;
|
|
buf += 4;
|
|
} while (--longs);
|
|
}
|
|
|
|
#endif // !defined(_MSC_VER) && (__BYTE_ORDER__ == __ORDER_BIG_ENDIAN__)
|
|
|