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Ignore whitespace Rev 2794 → Rev 2795

/trunk/uspace/lib/libc/include/endian.h
37,11 → 37,60
 
#define __LITTLE_ENDIAN 1234
#define __BIG_ENDIAN 4321
#define __PDP_ENDIAN 3412
 
#include <stdint.h>
#include <libarch/endian.h>
 
#if (__BYTE_ORDER == __BIG_ENDIAN)
 
#define uint16_t_le2host(n) uint16_t_byteorder_swap(n)
#define uint32_t_le2host(n) uint32_t_byteorder_swap(n)
#define uint64_t_le2host(n) uint64_t_byteorder_swap(n)
 
#define uint16_t_be2host(n) (n)
#define uint32_t_be2host(n) (n)
#define uint64_t_be2host(n) (n)
 
#else
 
#define uint16_t_le2host(n) (n)
#define uint32_t_le2host(n) (n)
#define uint64_t_le2host(n) (n)
 
#define uint16_t_be2host(n) uint16_t_byteorder_swap(n)
#define uint32_t_be2host(n) uint32_t_byteorder_swap(n)
#define uint64_t_be2host(n) uint64_t_byteorder_swap(n)
 
#endif
 
 
static inline uint64_t uint64_t_byteorder_swap(uint64_t n)
{
return ((n & 0xff) << 56) |
((n & 0xff00) << 40) |
((n & 0xff0000) << 24) |
((n & 0xff000000LL) << 8) |
((n & 0xff00000000LL) >> 8) |
((n & 0xff0000000000LL) >> 24) |
((n & 0xff000000000000LL) >> 40) |
((n & 0xff00000000000000LL) >> 56);
}
 
static inline uint32_t uint32_t_byteorder_swap(uint32_t n)
{
return ((n & 0xff) << 24) |
((n & 0xff00) << 8) |
((n & 0xff0000) >> 8) |
((n & 0xff000000) >> 24);
}
 
static inline uint16_t uint16_t_byteorder_swap(uint16_t n)
{
return ((n & 0xff) << 8) |
((n & 0xff00) >> 8);
}
 
#endif
 
/** @}
*/