From c546be175c169399420fff4706cd1d4fcefd7d31 Mon Sep 17 00:00:00 2001 From: Rich Felker Date: Tue, 12 Apr 2011 13:04:17 -0400 Subject: move bswap functions to static inline in byteswap.h --- include/byteswap.h | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) (limited to 'include') diff --git a/include/byteswap.h b/include/byteswap.h index e69de29b..4ebd90e3 100644 --- a/include/byteswap.h +++ b/include/byteswap.h @@ -0,0 +1,25 @@ +#ifndef _BYTESWAP_H +#define _BYTESWAP_H + +#include + +static inline uint16_t __bswap_16(uint16_t __x) +{ + return __x<<8 | __x>>8; +} + +static inline uint32_t __bswap_32(uint32_t __x) +{ + return __x>>24 | __x>>8&0xff00 | __x<<8&0xff0000 | __x<<24; +} + +static inline uint64_t __bswap_64(uint64_t __x) +{ + return __bswap_32(__x)+0ULL<<32 | __bswap_32(__x>>32); +} + +#define bswap_16(x) __bswap_16(x) +#define bswap_32(x) __bswap_32(x) +#define bswap_64(x) __bswap_64(x) + +#endif -- cgit v1.2.1