1 /*- 2 * Copyright (c) 2002 Marcel Moolenaar 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 * 26 * $FreeBSD$ 27 */ 28 29 #ifndef _SYS_UUID_H_ 30 #define _SYS_UUID_H_ 31 32 #include <sys/cdefs.h> 33 34 /* Length of a node address (an IEEE 802 address). */ 35 #define _UUID_NODE_LEN 6 36 37 /* 38 * See also: 39 * http://www.opengroup.org/dce/info/draft-leach-uuids-guids-01.txt 40 * http://www.opengroup.org/onlinepubs/009629399/apdxa.htm 41 * 42 * A DCE 1.1 compatible source representation of UUIDs. 43 */ 44 struct uuid { 45 uint32_t time_low; 46 uint16_t time_mid; 47 uint16_t time_hi_and_version; 48 uint8_t clock_seq_hi_and_reserved; 49 uint8_t clock_seq_low; 50 uint8_t node[_UUID_NODE_LEN]; 51 }; 52 53 #ifdef _KERNEL 54 55 #define UUID_NODE_LEN _UUID_NODE_LEN 56 57 struct sbuf; 58 59 struct uuid *kern_uuidgen(struct uuid *, size_t); 60 61 int uuid_ether_add(const uint8_t *); 62 int uuid_ether_del(const uint8_t *); 63 64 int snprintf_uuid(char *, size_t, struct uuid *); 65 int printf_uuid(struct uuid *); 66 int sbuf_printf_uuid(struct sbuf *, struct uuid *); 67 int parse_uuid(const char *, struct uuid *); 68 69 void be_uuid_dec(void const *buf, struct uuid *uuid); 70 void be_uuid_enc(void *buf, struct uuid const *uuid); 71 void le_uuid_dec(void const *buf, struct uuid *uuid); 72 void le_uuid_enc(void *buf, struct uuid const *uuid); 73 74 #else /* _KERNEL */ 75 76 /* XXX namespace pollution? */ 77 typedef struct uuid uuid_t; 78 79 __BEGIN_DECLS 80 int uuidgen(struct uuid *, int); 81 __END_DECLS 82 83 #endif /* _KERNEL */ 84 85 #endif /* _SYS_UUID_H_ */ 86