/usr/include/libspl/sys/byteorder.h is in libzfslinux-dev 0.6.5.6-0ubuntu8.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 | /*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2007 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
/* Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T */
/* All Rights Reserved */
/*
* University Copyright- Copyright (c) 1982, 1986, 1988
* The Regents of the University of California
* All Rights Reserved
*
* University Acknowledgment- Portions of this document are derived from
* software developed by the University of California, Berkeley, and its
* contributors.
*/
#ifndef _SYS_BYTEORDER_H
#define _SYS_BYTEORDER_H
#include <sys/isa_defs.h>
#include <sys/int_types.h>
#if defined(__GNUC__) && defined(_ASM_INLINES) && \
(defined(__i386) || defined(__amd64))
#include <asm/byteorder.h>
#endif
#ifdef __cplusplus
extern "C" {
#endif
/*
* macros for conversion between host and (internet) network byte order
*/
#if defined(_BIG_ENDIAN) && !defined(ntohl) && !defined(__lint)
/* big-endian */
#define ntohl(x) (x)
#define ntohs(x) (x)
#define htonl(x) (x)
#define htons(x) (x)
#elif !defined(ntohl) /* little-endian */
#ifndef _IN_PORT_T
#define _IN_PORT_T
typedef uint16_t in_port_t;
#endif
#ifndef _IN_ADDR_T
#define _IN_ADDR_T
typedef uint32_t in_addr_t;
#endif
#if !defined(_XPG4_2) || defined(__EXTENSIONS__) || defined(_XPG5)
extern uint32_t htonl(uint32_t);
extern uint16_t htons(uint16_t);
extern uint32_t ntohl(uint32_t);
extern uint16_t ntohs(uint16_t);
#else
extern in_addr_t htonl(in_addr_t);
extern in_port_t htons(in_port_t);
extern in_addr_t ntohl(in_addr_t);
extern in_port_t ntohs(in_port_t);
#endif /* !defined(_XPG4_2) || defined(__EXTENSIONS__) || defined(_XPG5) */
#endif
#if !defined(_XPG4_2) || defined(__EXTENSIONS__)
/*
* Macros to reverse byte order
*/
#define BSWAP_8(x) ((x) & 0xff)
#define BSWAP_16(x) ((BSWAP_8(x) << 8) | BSWAP_8((x) >> 8))
#define BSWAP_32(x) ((BSWAP_16(x) << 16) | BSWAP_16((x) >> 16))
#define BSWAP_64(x) ((BSWAP_32(x) << 32) | BSWAP_32((x) >> 32))
#define BMASK_8(x) ((x) & 0xff)
#define BMASK_16(x) ((x) & 0xffff)
#define BMASK_32(x) ((x) & 0xffffffff)
#define BMASK_64(x) (x)
/*
* Macros to convert from a specific byte order to/from native byte order
*/
#ifdef _BIG_ENDIAN
#define BE_8(x) BMASK_8(x)
#define BE_16(x) BMASK_16(x)
#define BE_32(x) BMASK_32(x)
#define BE_64(x) BMASK_64(x)
#define LE_8(x) BSWAP_8(x)
#define LE_16(x) BSWAP_16(x)
#define LE_32(x) BSWAP_32(x)
#define LE_64(x) BSWAP_64(x)
#else
#define LE_8(x) BMASK_8(x)
#define LE_16(x) BMASK_16(x)
#define LE_32(x) BMASK_32(x)
#define LE_64(x) BMASK_64(x)
#define BE_8(x) BSWAP_8(x)
#define BE_16(x) BSWAP_16(x)
#define BE_32(x) BSWAP_32(x)
#define BE_64(x) BSWAP_64(x)
#endif
/*
* Macros to read unaligned values from a specific byte order to
* native byte order
*/
#define BE_IN8(xa) \
*((uint8_t *)(xa))
#define BE_IN16(xa) \
(((uint16_t)BE_IN8(xa) << 8) | BE_IN8((uint8_t *)(xa)+1))
#define BE_IN32(xa) \
(((uint32_t)BE_IN16(xa) << 16) | BE_IN16((uint8_t *)(xa)+2))
#define BE_IN64(xa) \
(((uint64_t)BE_IN32(xa) << 32) | BE_IN32((uint8_t *)(xa)+4))
#define LE_IN8(xa) \
*((uint8_t *)(xa))
#define LE_IN16(xa) \
(((uint16_t)LE_IN8((uint8_t *)(xa) + 1) << 8) | LE_IN8(xa))
#define LE_IN32(xa) \
(((uint32_t)LE_IN16((uint8_t *)(xa) + 2) << 16) | LE_IN16(xa))
#define LE_IN64(xa) \
(((uint64_t)LE_IN32((uint8_t *)(xa) + 4) << 32) | LE_IN32(xa))
/*
* Macros to write unaligned values from native byte order to a specific byte
* order.
*/
#define BE_OUT8(xa, yv) *((uint8_t *)(xa)) = (uint8_t)(yv);
#define BE_OUT16(xa, yv) \
BE_OUT8((uint8_t *)(xa) + 1, yv); \
BE_OUT8((uint8_t *)(xa), (yv) >> 8);
#define BE_OUT32(xa, yv) \
BE_OUT16((uint8_t *)(xa) + 2, yv); \
BE_OUT16((uint8_t *)(xa), (yv) >> 16);
#define BE_OUT64(xa, yv) \
BE_OUT32((uint8_t *)(xa) + 4, yv); \
BE_OUT32((uint8_t *)(xa), (yv) >> 32);
#define LE_OUT8(xa, yv) *((uint8_t *)(xa)) = (uint8_t)(yv);
#define LE_OUT16(xa, yv) \
LE_OUT8((uint8_t *)(xa), yv); \
LE_OUT8((uint8_t *)(xa) + 1, (yv) >> 8);
#define LE_OUT32(xa, yv) \
LE_OUT16((uint8_t *)(xa), yv); \
LE_OUT16((uint8_t *)(xa) + 2, (yv) >> 16);
#define LE_OUT64(xa, yv) \
LE_OUT32((uint8_t *)(xa), yv); \
LE_OUT32((uint8_t *)(xa) + 4, (yv) >> 32);
#endif /* !defined(_XPG4_2) || defined(__EXTENSIONS__) */
#ifdef __cplusplus
}
#endif
#endif /* _SYS_BYTEORDER_H */
|