27 lines
501 B
C
27 lines
501 B
C
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#ifndef _BYTESWAP_H
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#define _BYTESWAP_H
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#include <features.h>
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#include <stdint.h>
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static __inline uint16_t __bswap_16(uint16_t __x)
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{
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return __x<<8 | __x>>8;
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}
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static __inline uint32_t __bswap_32(uint32_t __x)
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{
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return __x>>24 | __x>>8&0xff00 | __x<<8&0xff0000 | __x<<24;
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}
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static __inline uint64_t __bswap_64(uint64_t __x)
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{
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return __bswap_32(__x)+0ULL<<32 | __bswap_32(__x>>32);
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}
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#define bswap_16(x) __bswap_16(x)
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#define bswap_32(x) __bswap_32(x)
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#define bswap_64(x) __bswap_64(x)
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#endif
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