11dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project/* $OpenBSD: endian.h,v 1.17 2006/01/06 18:53:05 millert Exp $ */ 21dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 31dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project/*- 41dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * Copyright (c) 1997 Niklas Hallqvist. All rights reserved. 51dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * 61dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * Redistribution and use in source and binary forms, with or without 71dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * modification, are permitted provided that the following conditions 81dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * are met: 91dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * 1. Redistributions of source code must retain the above copyright 101dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * notice, this list of conditions and the following disclaimer. 111dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * 2. Redistributions in binary form must reproduce the above copyright 121dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * notice, this list of conditions and the following disclaimer in the 131dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * documentation and/or other materials provided with the distribution. 141dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * 151dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 161dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 171dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 181dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 191dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 201dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 211dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 221dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 231dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 241dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 251dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project */ 261dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 271dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project/* 281dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * Generic definitions for little- and big-endian systems. Other endianesses 291dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * has to be dealt with in the specific machine/endian.h file for that port. 301dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * 311dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * This file is meant to be included from a little- or big-endian port's 321dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * machine/endian.h after setting _BYTE_ORDER to either 1234 for little endian 331dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * or 4321 for big.. 341dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project */ 351dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 361dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#ifndef _SYS_ENDIAN_H_ 371dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define _SYS_ENDIAN_H_ 381dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 391dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#include <sys/cdefs.h> 404fa35d8ae80c175425e9525831d7b6a71a3ada60Elliott Hughes#include <machine/endian.h> 411dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 42135b103fd9ac404e9499fe40c725c33f34f86af7Elliott Hughes#include <stdint.h> 43135b103fd9ac404e9499fe40c725c33f34f86af7Elliott Hughes 441dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define _LITTLE_ENDIAN 1234 451dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define _BIG_ENDIAN 4321 461dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define _PDP_ENDIAN 3412 471dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 481dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#if __BSD_VISIBLE 491dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define LITTLE_ENDIAN _LITTLE_ENDIAN 501dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define BIG_ENDIAN _BIG_ENDIAN 511dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define PDP_ENDIAN _PDP_ENDIAN 521dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define BYTE_ORDER _BYTE_ORDER 531dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif 541dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 551dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#ifdef __GNUC__ 561dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 571dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __swap16gen(x) __statement({ \ 581dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project __uint16_t __swap16gen_x = (x); \ 591dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project \ 601dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project (__uint16_t)((__swap16gen_x & 0xff) << 8 | \ 611dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project (__swap16gen_x & 0xff00) >> 8); \ 621dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project}) 631dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 641dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __swap32gen(x) __statement({ \ 651dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project __uint32_t __swap32gen_x = (x); \ 661dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project \ 671dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project (__uint32_t)((__swap32gen_x & 0xff) << 24 | \ 681dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project (__swap32gen_x & 0xff00) << 8 | \ 691dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project (__swap32gen_x & 0xff0000) >> 8 | \ 701dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project (__swap32gen_x & 0xff000000) >> 24); \ 711dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project}) 721dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 731dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __swap64gen(x) __statement({ \ 741dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project __uint64_t __swap64gen_x = (x); \ 751dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project \ 761dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project (__uint64_t)((__swap64gen_x & 0xff) << 56 | \ 771dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project (__swap64gen_x & 0xff00ULL) << 40 | \ 781dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project (__swap64gen_x & 0xff0000ULL) << 24 | \ 791dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project (__swap64gen_x & 0xff000000ULL) << 8 | \ 801dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project (__swap64gen_x & 0xff00000000ULL) >> 8 | \ 811dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project (__swap64gen_x & 0xff0000000000ULL) >> 24 | \ 821dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project (__swap64gen_x & 0xff000000000000ULL) >> 40 | \ 831dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project (__swap64gen_x & 0xff00000000000000ULL) >> 56); \ 841dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project}) 851dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 861dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#else /* __GNUC__ */ 871dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 881dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project/* Note that these macros evaluate their arguments several times. */ 891dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __swap16gen(x) \ 901dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project (__uint16_t)(((__uint16_t)(x) & 0xff) << 8 | ((__uint16_t)(x) & 0xff00) >> 8) 911dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 921dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __swap32gen(x) \ 931dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project (__uint32_t)(((__uint32_t)(x) & 0xff) << 24 | \ 941dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project ((__uint32_t)(x) & 0xff00) << 8 | ((__uint32_t)(x) & 0xff0000) >> 8 |\ 951dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project ((__uint32_t)(x) & 0xff000000) >> 24) 961dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 971dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __swap64gen(x) \ 981dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project (__uint64_t)((((__uint64_t)(x) & 0xff) << 56) | \ 991dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project ((__uint64_t)(x) & 0xff00ULL) << 40 | \ 1001dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project ((__uint64_t)(x) & 0xff0000ULL) << 24 | \ 1011dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project ((__uint64_t)(x) & 0xff000000ULL) << 8 | \ 1021dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project ((__uint64_t)(x) & 0xff00000000ULL) >> 8 | \ 1031dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project ((__uint64_t)(x) & 0xff0000000000ULL) >> 24 | \ 1041dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project ((__uint64_t)(x) & 0xff000000000000ULL) >> 40 | \ 1051dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project ((__uint64_t)(x) & 0xff00000000000000ULL) >> 56) 1061dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 1071dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif /* __GNUC__ */ 1081dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 1091dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project/* 1101dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * Define MD_SWAP if you provide swap{16,32}md functions/macros that are 1111dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * optimized for your architecture, These will be used for swap{16,32} 1121dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * unless the argument is a constant and we are using GCC, where we can 1131dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * take advantage of the CSE phase much better by using the generic version. 1141dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project */ 1151dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#ifdef MD_SWAP 1161dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#if __GNUC__ 1171dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 1181dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __swap16(x) __statement({ \ 1191dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project __uint16_t __swap16_x = (x); \ 1201dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project \ 1211dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project __builtin_constant_p(x) ? __swap16gen(__swap16_x) : \ 1221dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project __swap16md(__swap16_x); \ 1231dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project}) 1241dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 1251dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __swap32(x) __statement({ \ 1261dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project __uint32_t __swap32_x = (x); \ 1271dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project \ 1281dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project __builtin_constant_p(x) ? __swap32gen(__swap32_x) : \ 1291dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project __swap32md(__swap32_x); \ 1301dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project}) 1311dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 1321dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __swap64(x) __statement({ \ 1331dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project __uint64_t __swap64_x = (x); \ 1341dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project \ 1351dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project __builtin_constant_p(x) ? __swap64gen(__swap64_x) : \ 1361dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project __swap64md(__swap64_x); \ 1371dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project}) 1381dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 1391dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif /* __GNUC__ */ 1401dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 1411dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#else /* MD_SWAP */ 1421dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __swap16 __swap16gen 1431dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __swap32 __swap32gen 1441dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __swap64 __swap64gen 1451dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif /* MD_SWAP */ 1461dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 1471dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __swap16_multi(v, n) do { \ 1481dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project __size_t __swap16_multi_n = (n); \ 1491dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project __uint16_t *__swap16_multi_v = (v); \ 1501dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project \ 1511dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project while (__swap16_multi_n) { \ 1521dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project *__swap16_multi_v = swap16(*__swap16_multi_v); \ 1531dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project __swap16_multi_v++; \ 1541dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project __swap16_multi_n--; \ 1551dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project } \ 1561dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project} while (0) 1571dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 1581dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#if __BSD_VISIBLE 1591dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define swap16 __swap16 1601dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define swap32 __swap32 1611dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define swap64 __swap64 1621dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define swap16_multi __swap16_multi 1631dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif /* __BSD_VISIBLE */ 1641dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 1651dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#if _BYTE_ORDER == _LITTLE_ENDIAN 1661dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 1671dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project/* Can be overridden by machine/endian.h before inclusion of this file. */ 1681dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#ifndef _QUAD_HIGHWORD 1691dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define _QUAD_HIGHWORD 1 1701dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif 1711dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#ifndef _QUAD_LOWWORD 1721dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define _QUAD_LOWWORD 0 1731dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif 1741dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 1751dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#if __BSD_VISIBLE 1761dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define htobe16 __swap16 1771dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define htobe32 __swap32 1781dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define htobe64 __swap64 1791dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define betoh16 __swap16 1801dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define betoh32 __swap32 1811dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define betoh64 __swap64 1821dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 1831dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define htole16(x) (x) 1841dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define htole32(x) (x) 1851dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define htole64(x) (x) 1861dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define letoh16(x) (x) 1871dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define letoh32(x) (x) 1881dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define letoh64(x) (x) 1891dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif /* __BSD_VISIBLE */ 1901dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 1916a41b0fb0e589c4afc4ecbcf7c425f0aa40eaea4Elliott Hughes/* glibc compatibility. */ 1926a41b0fb0e589c4afc4ecbcf7c425f0aa40eaea4Elliott Hughes__BEGIN_DECLS 1936a41b0fb0e589c4afc4ecbcf7c425f0aa40eaea4Elliott Hughesuint32_t htonl(uint32_t) __pure2; 1946a41b0fb0e589c4afc4ecbcf7c425f0aa40eaea4Elliott Hughesuint16_t htons(uint16_t) __pure2; 1956a41b0fb0e589c4afc4ecbcf7c425f0aa40eaea4Elliott Hughesuint32_t ntohl(uint32_t) __pure2; 1966a41b0fb0e589c4afc4ecbcf7c425f0aa40eaea4Elliott Hughesuint16_t ntohs(uint16_t) __pure2; 1976a41b0fb0e589c4afc4ecbcf7c425f0aa40eaea4Elliott Hughes__END_DECLS 1986a41b0fb0e589c4afc4ecbcf7c425f0aa40eaea4Elliott Hughes 1991dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define htonl(x) __swap32(x) 2006a41b0fb0e589c4afc4ecbcf7c425f0aa40eaea4Elliott Hughes#define htons(x) __swap16(x) 2011dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define ntohl(x) __swap32(x) 2026a41b0fb0e589c4afc4ecbcf7c425f0aa40eaea4Elliott Hughes#define ntohs(x) __swap16(x) 2031dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 2041dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project/* Bionic additions */ 2051dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define htonq(x) __swap64(x) 2066a41b0fb0e589c4afc4ecbcf7c425f0aa40eaea4Elliott Hughes#define ntohq(x) __swap64(x) 2071dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 2081dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __LITTLE_ENDIAN_BITFIELD 2091dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 2101dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif /* _BYTE_ORDER */ 2111dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 2121dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#if _BYTE_ORDER == _BIG_ENDIAN 2131dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 2141dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project/* Can be overridden by machine/endian.h before inclusion of this file. */ 2151dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#ifndef _QUAD_HIGHWORD 2161dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define _QUAD_HIGHWORD 0 2171dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif 2181dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#ifndef _QUAD_LOWWORD 2191dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define _QUAD_LOWWORD 1 2201dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif 2211dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 2221dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#if __BSD_VISIBLE 2231dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define htole16 __swap16 2241dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define htole32 __swap32 2251dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define htole64 __swap64 2261dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define letoh16 __swap16 2271dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define letoh32 __swap32 2281dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define letoh64 __swap64 2291dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 2301dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define htobe16(x) (x) 2311dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define htobe32(x) (x) 2321dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define htobe64(x) (x) 2331dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define betoh16(x) (x) 2341dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define betoh32(x) (x) 2351dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define betoh64(x) (x) 2361dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif /* __BSD_VISIBLE */ 2371dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 2381dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define htons(x) (x) 2391dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define htonl(x) (x) 2401dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define ntohs(x) (x) 2411dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define ntohl(x) (x) 2421dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 2431dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project/* Bionic additions */ 2441dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define ntohq(x) (x) 2451dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define htonq(x) (x) 2461dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 2471dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __BIG_ENDIAN_BITFIELD 2481dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 2491dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif /* _BYTE_ORDER */ 2501dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 2511dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#if __BSD_VISIBLE 2521dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define NTOHL(x) (x) = ntohl((u_int32_t)(x)) 2531dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define NTOHS(x) (x) = ntohs((u_int16_t)(x)) 2541dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define HTONL(x) (x) = htonl((u_int32_t)(x)) 2551dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define HTONS(x) (x) = htons((u_int16_t)(x)) 2561dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif 2571dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 2581dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 2591dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __BYTE_ORDER _BYTE_ORDER 2601dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#ifndef __LITTLE_ENDIAN 2611dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __LITTLE_ENDIAN _LITTLE_ENDIAN 2621dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif 2631dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#ifndef __BIG_ENDIAN 2641dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __BIG_ENDIAN _BIG_ENDIAN 2651dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif 2661dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 267cf820d7e96d572484cfd2ef436a4cfada6d38175Elliott Hughes 268cf820d7e96d572484cfd2ef436a4cfada6d38175Elliott Hughes#ifdef __BSD_VISIBLE 269cf820d7e96d572484cfd2ef436a4cfada6d38175Elliott Hughes/* 270cf820d7e96d572484cfd2ef436a4cfada6d38175Elliott Hughes * glibc-compatible beXXtoh/leXXtoh synonyms for htobeXX/htoleXX. 271cf820d7e96d572484cfd2ef436a4cfada6d38175Elliott Hughes * The BSDs export both sets of names, bionic historically only 272cf820d7e96d572484cfd2ef436a4cfada6d38175Elliott Hughes * exported the ones above (or on the rhs here), and glibc only 273cf820d7e96d572484cfd2ef436a4cfada6d38175Elliott Hughes * exports these names (on the lhs). 274cf820d7e96d572484cfd2ef436a4cfada6d38175Elliott Hughes */ 275cf820d7e96d572484cfd2ef436a4cfada6d38175Elliott Hughes#define be16toh(x) htobe16(x) 276cf820d7e96d572484cfd2ef436a4cfada6d38175Elliott Hughes#define be32toh(x) htobe32(x) 277cf820d7e96d572484cfd2ef436a4cfada6d38175Elliott Hughes#define be64toh(x) htobe64(x) 278cf820d7e96d572484cfd2ef436a4cfada6d38175Elliott Hughes#define le16toh(x) htole16(x) 279cf820d7e96d572484cfd2ef436a4cfada6d38175Elliott Hughes#define le32toh(x) htole32(x) 280cf820d7e96d572484cfd2ef436a4cfada6d38175Elliott Hughes#define le64toh(x) htole64(x) 281cf820d7e96d572484cfd2ef436a4cfada6d38175Elliott Hughes#endif 282cf820d7e96d572484cfd2ef436a4cfada6d38175Elliott Hughes 2831dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif /* _SYS_ENDIAN_H_ */ 284