Implement inline versions of ntohl etc.

This commit is contained in:
Doug Rabson 2001-10-07 21:09:35 +00:00
parent 3da3249106
commit e4ef1eb797
Notes: svn2git 2020-12-20 02:59:44 +00:00
svn path=/head/; revision=84638

View File

@ -66,9 +66,6 @@ __uint32_t htonl __P((__uint32_t));
__uint16_t htons __P((__uint16_t));
__uint32_t ntohl __P((__uint32_t));
__uint16_t ntohs __P((__uint16_t));
__uint16_t bswap16 __P((__uint16_t));
__uint32_t bswap32 __P((__uint32_t));
__uint64_t bswap64 __P((__uint64_t));
__END_DECLS
/*
@ -87,6 +84,39 @@ __END_DECLS
#else
#ifdef __GNUC__
static __inline __uint64_t
__uint8_swap_uint64(__uint64_t __x)
{
__uint64_t __r;
__asm __volatile("mux1 %0=%1,@rev"
: "=r" (__r) : "r"(__x));
return __r;
}
static __inline __uint32_t
__uint8_swap_uint32(__uint32_t __x)
{
return __uint8_swap_uint64(__x) >> 32;
}
static __inline __uint16_t
__uint8_swap_uint16(__uint16_t __x)
{
return __uint8_swap_uint64(__x) >> 48;
}
/*
* Macros for network/external number representation conversion.
*/
#define ntohl __uint8_swap_uint32
#define ntohs __uint8_swap_uint16
#define htonl __uint8_swap_uint32
#define htons __uint8_swap_uint16
#endif /* __GNUC__ */
#define NTOHL(x) (x) = ntohl((__uint32_t)x)
#define NTOHS(x) (x) = ntohs((__uint16_t)x)
#define HTONL(x) (x) = htonl((__uint32_t)x)