From 4abab5ad6c8465a7528ccdd5f49367da05f78bbd Mon Sep 17 00:00:00 2001 From: Vladimir Azarov Date: Tue, 1 Oct 2024 15:47:05 +0200 Subject: Initial version --- include/byteswap.h | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) create mode 100644 include/byteswap.h (limited to 'include/byteswap.h') diff --git a/include/byteswap.h b/include/byteswap.h new file mode 100644 index 0000000..00b9df3 --- /dev/null +++ b/include/byteswap.h @@ -0,0 +1,26 @@ +#ifndef _BYTESWAP_H +#define _BYTESWAP_H + +#include +#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 v1.2.3