mirror of
https://github.com/fumiama/fumidb.git
synced 2026-06-06 01:00:32 +08:00
113 lines
4.0 KiB
C
113 lines
4.0 KiB
C
#ifndef _BINARY_H_
|
|
#define _BINARY_H_
|
|
|
|
#include <stdio.h>
|
|
#include <stdint.h>
|
|
#include <stdlib.h>
|
|
|
|
#ifdef __linux__
|
|
# include <endian.h>
|
|
#endif
|
|
#ifdef __FreeBSD__
|
|
# include <sys/endian.h>
|
|
#endif
|
|
#ifdef __NetBSD__
|
|
# include <sys/endian.h>
|
|
#endif
|
|
#ifdef __OpenBSD__
|
|
# include <sys/types.h>
|
|
# define be16toh(x) betoh16(x)
|
|
# define be32toh(x) betoh32(x)
|
|
# define be64toh(x) betoh64(x)
|
|
#endif
|
|
#ifdef __MAC_10_0
|
|
# define be16toh(x) ntohs(x)
|
|
# define be32toh(x) ntohl(x)
|
|
# define be64toh(x) ntohll(x)
|
|
# define htobe16(x) ntohs(x)
|
|
# define htobe32(x) htonl(x)
|
|
# define htobe64(x) htonll(x)
|
|
#endif
|
|
#ifdef _WIN64
|
|
#ifdef WORDS_BIGENDIAN
|
|
# define be16toh(x) (x)
|
|
# define be32toh(x) (x)
|
|
# define be64toh(x) (x)
|
|
# define htobe16(x) (x)
|
|
# define htobe32(x) (x)
|
|
# define htobe64(x) (x)
|
|
#else
|
|
# define be16toh(x) _byteswap_ushort(x)
|
|
# define be32toh(x) _byteswap_ulong(x)
|
|
# define be64toh(x) _byteswap_uint64(x)
|
|
# define htobe16(x) _byteswap_ushort(x)
|
|
# define htobe32(x) _byteswap_ulong(x)
|
|
# define htobe64(x) _byteswap_uint64(x)
|
|
#endif
|
|
#endif
|
|
|
|
#ifdef WORDS_BIGENDIAN
|
|
#ifdef _WIN64
|
|
# define le16toh(x) _byteswap_ushort(x)
|
|
# define le32toh(x) _byteswap_ulong(x)
|
|
# define le64toh(x) _byteswap_uint64(x)
|
|
# define htole16(x) _byteswap_ushort(x)
|
|
# define htole32(x) _byteswap_ulong(x)
|
|
# define htole64(x) _byteswap_uint64(x)
|
|
|
|
# define putle16(buf, x) (*(uint16_t*)(buf) = _byteswap_ushort((uint16_t)(x)))
|
|
# define putle32(buf, x) (*(uint32_t*)(buf) = _byteswap_ulong((uint32_t)(x)))
|
|
# define putle64(buf, x) (*(uint64_t*)(buf) = _byteswap_uint64((uint64_t)(x)))
|
|
|
|
# define readle16(fd, num) (read((fd), &(num), 2),((num)=_byteswap_ushort((uint16_t)(num))))
|
|
# define readle32(fd, num) (read((fd), &(num), 4),((num)=_byteswap_ulong((uint32_t)(num))))
|
|
# define readle64(fd, num) (read((fd), &(num), 8),((num)=_byteswap_uint64((uint64_t)(num))))
|
|
|
|
# define le16(buf) _byteswap_ushort(*(uint16_t*)(buf))
|
|
# define le32(buf) _byteswap_ulong(*(uint32_t*)(buf))
|
|
# define le64(buf) _byteswap_uint64(*(uint64_t*)(buf))
|
|
#else
|
|
# define le16toh(x) __builtin_bswap16(x)
|
|
# define le32toh(x) __builtin_bswap32(x)
|
|
# define le64toh(x) __builtin_bswap64(x)
|
|
# define htole16(x) __builtin_bswap16(x)
|
|
# define htole32(x) __builtin_bswap32(x)
|
|
# define htole64(x) __builtin_bswap64(x)
|
|
|
|
# define putle16(buf, x) (*(uint16_t*)(buf) = __builtin_bswap16((uint16_t)(x)))
|
|
# define putle32(buf, x) (*(uint32_t*)(buf) = __builtin_bswap32((uint32_t)(x)))
|
|
# define putle64(buf, x) (*(uint64_t*)(buf) = __builtin_bswap64((uint64_t)(x)))
|
|
|
|
# define readle16(fd, num) (read((fd), &(num), 2),((num)=__builtin_bswap16((uint16_t)(num))))
|
|
# define readle32(fd, num) (read((fd), &(num), 4),((num)=__builtin_bswap32((uint32_t)(num))))
|
|
# define readle64(fd, num) (read((fd), &(num), 8),((num)=__builtin_bswap64((uint64_t)(num))))
|
|
|
|
# define le16(buf) __builtin_bswap16(*(uint16_t*)(buf))
|
|
# define le32(buf) __builtin_bswap32(*(uint32_t*)(buf))
|
|
# define le64(buf) __builtin_bswap64(*(uint64_t*)(buf))
|
|
#endif
|
|
#else
|
|
# define le16toh(x) (x)
|
|
# define le32toh(x) (x)
|
|
# define le64toh(x) (x)
|
|
# define htole16(x) (x)
|
|
# define htole32(x) (x)
|
|
# define htole64(x) (x)
|
|
|
|
# define putle16(buf, x) (*(uint16_t*)(buf) = (uint16_t)(x))
|
|
# define putle32(buf, x) (*(uint32_t*)(buf) = (uint32_t)(x))
|
|
# define putle64(buf, x) (*(uint64_t*)(buf) = (uint64_t)(x))
|
|
|
|
# define readle16(fd, num) read((fd), &(num), 2)
|
|
# define readle32(fd, num) read((fd), &(num), 4)
|
|
# define readle64(fd, num) read((fd), &(num), 8)
|
|
|
|
# define le16(buf) (*(uint16_t*)(buf))
|
|
# define le32(buf) (*(uint32_t*)(buf))
|
|
# define le64(buf) (*(uint64_t*)(buf))
|
|
#endif
|
|
|
|
# define likely(x) __builtin_expect(!!(x), 1)
|
|
# define unlikely(x) __builtin_expect(!!(x), 0)
|
|
|
|
#endif |