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7#ifndef PORTABLE_ENDIAN_H__
8#define PORTABLE_ENDIAN_H__
10#if (defined(_WIN16) || defined(_WIN32) || defined(_WIN64)) && !defined(__WINDOWS__)
16#if defined(__linux__) || defined(__CYGWIN__)
20#elif defined(__APPLE__)
22# include <libkern/OSByteOrder.h>
24# define htobe16(x) OSSwapHostToBigInt16(x)
25# define htole16(x) OSSwapHostToLittleInt16(x)
26# define be16toh(x) OSSwapBigToHostInt16(x)
27# define le16toh(x) OSSwapLittleToHostInt16(x)
29# define htobe32(x) OSSwapHostToBigInt32(x)
30# define htole32(x) OSSwapHostToLittleInt32(x)
31# define be32toh(x) OSSwapBigToHostInt32(x)
32# define le32toh(x) OSSwapLittleToHostInt32(x)
34# define htobe64(x) OSSwapHostToBigInt64(x)
35# define htole64(x) OSSwapHostToLittleInt64(x)
36# define be64toh(x) OSSwapBigToHostInt64(x)
37# define le64toh(x) OSSwapLittleToHostInt64(x)
39# define __BYTE_ORDER BYTE_ORDER
40# define __BIG_ENDIAN BIG_ENDIAN
41# define __LITTLE_ENDIAN LITTLE_ENDIAN
42# define __PDP_ENDIAN PDP_ENDIAN
44#elif defined(__OpenBSD__)
46# include <sys/endian.h>
48#elif defined(__NetBSD__) || defined(__FreeBSD__) || defined(__DragonFly__)
50# include <sys/endian.h>
52# define be16toh(x) betoh16(x)
53# define le16toh(x) letoh16(x)
55# define be32toh(x) betoh32(x)
56# define le32toh(x) letoh32(x)
58# define be64toh(x) betoh64(x)
59# define le64toh(x) letoh64(x)
61#elif defined(__WINDOWS__)
66# if BYTE_ORDER == LITTLE_ENDIAN
68# define htobe16(x) htons(x)
69# define htole16(x) (x)
70# define be16toh(x) ntohs(x)
71# define le16toh(x) (x)
73# define htobe32(x) htonl(x)
74# define htole32(x) (x)
75# define be32toh(x) ntohl(x)
76# define le32toh(x) (x)
78# define htobe64(x) htonll(x)
79# define htole64(x) (x)
80# define be64toh(x) ntohll(x)
81# define le64toh(x) (x)
83# elif BYTE_ORDER == BIG_ENDIAN
86# define htobe16(x) (x)
87# define htole16(x) __builtin_bswap16(x)
88# define be16toh(x) (x)
89# define le16toh(x) __builtin_bswap16(x)
91# define htobe32(x) (x)
92# define htole32(x) __builtin_bswap32(x)
93# define be32toh(x) (x)
94# define le32toh(x) __builtin_bswap32(x)
96# define htobe64(x) (x)
97# define htole64(x) __builtin_bswap64(x)
98# define be64toh(x) (x)
99# define le64toh(x) __builtin_bswap64(x)
103# error byte order not supported
107# define __BYTE_ORDER BYTE_ORDER
108# define __BIG_ENDIAN BIG_ENDIAN
109# define __LITTLE_ENDIAN LITTLE_ENDIAN
110# define __PDP_ENDIAN PDP_ENDIAN
114# error platform not supported