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vlmcsd-svn812-2015-08-30-Hotbird64

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Wind4 2015-11-29 17:30:52 +08:00
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endian.c Normal file
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#ifndef CONFIG
#define CONFIG "config.h"
#endif // CONFIG
#include CONFIG
#include "endian.h"
#if defined(__BYTE_ORDER) && defined(__BIG_ENDIAN) && defined(__LITTLE_ENDIAN) \
&& defined(BS16) && defined(BS32) && defined(BS64)
#else // ! defined(__BYTE_ORDER)
void PUT_UAA64BE(void *p, unsigned long long v, unsigned int i)
{
unsigned char *_p = (unsigned char *)&((unsigned long long *)p)[i];
_p[ 0 ] = v >> 56;
_p[ 1 ] = v >> 48;
_p[ 2 ] = v >> 40;
_p[ 3 ] = v >> 32;
_p[ 4 ] = v >> 24;
_p[ 5 ] = v >> 16;
_p[ 6 ] = v >> 8;
_p[ 7 ] = v;
}
void PUT_UAA32BE(void *p, unsigned int v, unsigned int i)
{
unsigned char *_p = (unsigned char *)&((unsigned int *)p)[i];
_p[ 0 ] = v >> 24;
_p[ 1 ] = v >> 16;
_p[ 2 ] = v >> 8;
_p[ 3 ] = v;
}
void PUT_UAA16BE(void *p, unsigned short v, unsigned int i)
{
unsigned char *_p = (unsigned char *)&((unsigned short *)p)[i];
_p[ 0 ] = v >> 8;
_p[ 1 ] = v;
}
void PUT_UAA64LE(void *p, unsigned long long v, unsigned int i)
{
unsigned char *_p = (unsigned char *)&((unsigned long long *)p)[i];
_p[ 0 ] = v;
_p[ 1 ] = v >> 8;
_p[ 2 ] = v >> 16;
_p[ 3 ] = v >> 24;
_p[ 4 ] = v >> 32;
_p[ 5 ] = v >> 40;
_p[ 6 ] = v >> 48;
_p[ 7 ] = v >> 56;
}
void PUT_UAA32LE(void *p, unsigned int v, unsigned int i)
{
unsigned char *_p = (unsigned char *)&((unsigned int *)p)[i];
_p[ 0 ] = v;
_p[ 1 ] = v >> 8;
_p[ 2 ] = v >> 16;
_p[ 3 ] = v >> 24;
}
void PUT_UAA16LE(void *p, unsigned short v, unsigned int i)
{
unsigned char *_p = (unsigned char *)&((unsigned short *)p)[i];
_p[ 0 ] = v;
_p[ 1 ] = v >> 8;
}
unsigned long long GET_UAA64BE(void *p, unsigned int i)
{
unsigned char *_p = (unsigned char *)&((unsigned long long *)p)[i];
return
(unsigned long long)_p[ 0 ] << 56 |
(unsigned long long)_p[ 1 ] << 48 |
(unsigned long long)_p[ 2 ] << 40 |
(unsigned long long)_p[ 3 ] << 32 |
(unsigned long long)_p[ 4 ] << 24 |
(unsigned long long)_p[ 5 ] << 16 |
(unsigned long long)_p[ 6 ] << 8 |
(unsigned long long)_p[ 7 ];
}
unsigned int GET_UAA32BE(void *p, unsigned int i)
{
unsigned char *_p = (unsigned char *)&((unsigned int *)p)[i];
return
(unsigned int)_p[ 0 ] << 24 |
(unsigned int)_p[ 1 ] << 16 |
(unsigned int)_p[ 2 ] << 8 |
(unsigned int)_p[ 3 ];
}
unsigned short GET_UAA16BE(void *p, unsigned int i)
{
unsigned char *_p = (unsigned char *)&((unsigned short *)p)[i];
return
(unsigned short)_p[ 0 ] << 8 |
(unsigned short)_p[ 1 ];
}
unsigned long long GET_UAA64LE(void *p, unsigned int i)
{
unsigned char *_p = (unsigned char *)&((unsigned long long *)p)[i];
return
(unsigned long long)_p[ 0 ] |
(unsigned long long)_p[ 1 ] << 8 |
(unsigned long long)_p[ 2 ] << 16 |
(unsigned long long)_p[ 3 ] << 24 |
(unsigned long long)_p[ 4 ] << 32 |
(unsigned long long)_p[ 5 ] << 40 |
(unsigned long long)_p[ 6 ] << 48 |
(unsigned long long)_p[ 7 ] << 56;
}
unsigned int GET_UAA32LE(void *p, unsigned int i)
{
unsigned char *_p = (unsigned char *)&((unsigned int *)p)[i];
return
(unsigned int)_p[ 0 ] |
(unsigned int)_p[ 1 ] << 8 |
(unsigned int)_p[ 2 ] << 16 |
(unsigned int)_p[ 3 ] << 24;
}
unsigned short GET_UAA16LE(void *p, unsigned int i)
{
unsigned char *_p = (unsigned char *)&((unsigned short *)p)[i];
return
(unsigned short)_p[ 0 ] |
(unsigned short)_p[ 1 ] << 8;
}
unsigned short BE16(unsigned short x)
{
return GET_UAA16BE(&x, 0);
}
unsigned short LE16(unsigned short x)
{
return GET_UAA16LE(&x, 0);
}
unsigned int BE32(unsigned int x)
{
return GET_UAA32BE(&x, 0);
}
unsigned int LE32(unsigned int x)
{
return GET_UAA32LE(&x, 0);
}
unsigned long long BE64(unsigned long long x)
{
return GET_UAA64BE(&x, 0);
}
inline unsigned long long LE64(unsigned long long x)
{
return GET_UAA64LE(&x, 0);
}
#endif // defined(__BYTE_ORDER)