1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* 23 * Copyright 2006 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 #ifndef _SYS_UUID_H 28 #define _SYS_UUID_H 29 30 #ifdef __cplusplus 31 extern "C" { 32 #endif 33 34 /* 35 * The copyright in this file is taken from the original Leach 36 * & Salz UUID specification, from which this implementation 37 * is derived. 38 */ 39 40 /* 41 * Copyright (c) 1990- 1993, 1996 Open Software Foundation, Inc. 42 * Copyright (c) 1989 by Hewlett-Packard Company, Palo Alto, Ca. & 43 * Digital Equipment Corporation, Maynard, Mass. Copyright (c) 1998 44 * Microsoft. To anyone who acknowledges that this file is provided 45 * "AS IS" without any express or implied warranty: permission to use, 46 * copy, modify, and distribute this file for any purpose is hereby 47 * granted without fee, provided that the above copyright notices and 48 * this notice appears in all source code copies, and that none of the 49 * names of Open Software Foundation, Inc., Hewlett-Packard Company, 50 * or Digital Equipment Corporation be used in advertising or 51 * publicity pertaining to distribution of the software without 52 * specific, written prior permission. Neither Open Software 53 * Foundation, Inc., Hewlett-Packard Company, Microsoft, nor Digital 54 * Equipment Corporation makes any representations about the 55 * suitability of this software for any purpose. 56 */ 57 58 #include <sys/types.h> 59 #include <sys/byteorder.h> 60 61 typedef struct { 62 uint8_t nodeID[6]; 63 } uuid_node_t; 64 65 /* 66 * The uuid type used throughout when referencing uuids themselves 67 */ 68 struct uuid { 69 uint32_t time_low; 70 uint16_t time_mid; 71 uint16_t time_hi_and_version; 72 uint8_t clock_seq_hi_and_reserved; 73 uint8_t clock_seq_low; 74 uint8_t node_addr[6]; 75 }; 76 77 #define UUID_LEN 16 78 79 #define UUID_PRINTABLE_STRING_LENGTH 37 80 81 typedef uchar_t uuid_t[UUID_LEN]; 82 83 /* 84 * Convert a uuid to/from little-endian format 85 */ 86 #define UUID_LE_CONVERT(dest, src) \ 87 { \ 88 (dest) = (src); \ 89 (dest).time_low = LE_32((dest).time_low); \ 90 (dest).time_mid = LE_16((dest).time_mid); \ 91 (dest).time_hi_and_version = LE_16((dest).time_hi_and_version); \ 92 } 93 94 #ifdef __cplusplus 95 } 96 #endif 97 98 #endif /* _SYS_UUID_H */ 99