| Current Path : /sys/cddl/compat/opensolaris/sys/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
| Current File : //sys/cddl/compat/opensolaris/sys/byteorder.h |
/* * 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 * * $FreeBSD: release/9.1.0/sys/cddl/compat/opensolaris/sys/byteorder.h 219089 2011-02-27 19:41:40Z pjd $ */ /* * Copyright 2005 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 _OPENSOLARIS_SYS_BYTEORDER_H_ #define _OPENSOLARIS_SYS_BYTEORDER_H_ /* * 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 */ #if _BYTE_ORDER == _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 #if _BYTE_ORDER == _BIG_ENDIAN #define htonll(x) BMASK_64(x) #define ntohll(x) BMASK_64(x) #else #define htonll(x) BSWAP_64(x) #define ntohll(x) BSWAP_64(x) #endif #endif /* _OPENSOLARIS_SYS_BYTEORDER_H_ */