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55 lines
1.6 KiB
C
55 lines
1.6 KiB
C
#ifndef COSMOPOLITAN_LIBC_BITS_NEWBIE_H_
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#define COSMOPOLITAN_LIBC_BITS_NEWBIE_H_
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#include "libc/intrin/bswap.h"
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/*
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* Macros for newbies.
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* https://justine.lol/endian.html
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*/
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#define BYTE_ORDER __BYTE_ORDER__
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#define LITTLE_ENDIAN __ORDER_LITTLE_ENDIAN__
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#define BIG_ENDIAN __ORDER_BIG_ENDIAN__
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#define PDP_ENDIAN __ORDER_PDP_ENDIAN__
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#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
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#define htobe16(x) bswap_16(x)
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#define be16toh(x) bswap_16(x)
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#define betoh16(x) bswap_16(x)
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#define htobe32(x) bswap_32(x)
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#define be32toh(x) bswap_32(x)
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#define betoh32(x) bswap_32(x)
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#define htobe64(x) bswap_64(x)
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#define be64toh(x) bswap_64(x)
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#define betoh64(x) bswap_64(x)
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#define htole16(x) (uint16_t)(x)
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#define le16toh(x) (uint16_t)(x)
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#define letoh16(x) (uint16_t)(x)
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#define htole32(x) (uint32_t)(x)
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#define le32toh(x) (uint32_t)(x)
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#define letoh32(x) (uint32_t)(x)
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#define htole64(x) (uint64_t)(x)
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#define le64toh(x) (uint64_t)(x)
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#define letoh64(x) (uint64_t)(x)
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#else
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#define htobe16(x) (uint16_t)(x)
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#define be16toh(x) (uint16_t)(x)
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#define betoh16(x) (uint16_t)(x)
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#define htobe32(x) (uint32_t)(x)
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#define be32toh(x) (uint32_t)(x)
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#define betoh32(x) (uint32_t)(x)
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#define htobe64(x) (uint64_t)(x)
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#define be64toh(x) (uint64_t)(x)
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#define betoh64(x) (uint64_t)(x)
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#define htole16(x) bswap_16(x)
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#define le16toh(x) bswap_16(x)
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#define letoh16(x) bswap_16(x)
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#define htole32(x) bswap_32(x)
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#define le32toh(x) bswap_32(x)
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#define letoh32(x) bswap_32(x)
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#define htole64(x) bswap_64(x)
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#define le64toh(x) bswap_64(x)
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#define letoh64(x) bswap_64(x)
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#endif
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#endif /* COSMOPOLITAN_LIBC_BITS_NEWBIE_H_ */
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