FreeBSD/Linux Kernel Cross Reference
sys/sys/uuid.h
1 /* $NetBSD: uuid.h,v 1.1 2004/01/29 02:00:03 tsarna Exp $ */
2 /* $FreeBSD: /repoman/r/ncvs/src/sys/sys/uuid.h,v 1.3 2003/05/31 16:47:07 phk Exp $ */
3 /*
4 * Copyright (c) 2002 Marcel Moolenaar
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 *
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 *
28 * $FreeBSD: /repoman/r/ncvs/src/sys/sys/uuid.h,v 1.3 2003/05/31 16:47:07 phk Exp $
29 */
30
31 #ifndef _SYS_UUID_H_
32 #define _SYS_UUID_H_
33
34 #include <sys/cdefs.h>
35
36 /* Length of a node address (an IEEE 802 address). */
37 #define _UUID_NODE_LEN 6
38
39 /*
40 * See also:
41 * http://www.opengroup.org/dce/info/draft-leach-uuids-guids-01.txt
42 * http://www.opengroup.org/onlinepubs/009629399/apdxa.htm
43 *
44 * A DCE 1.1 compatible source representation of UUIDs.
45 */
46 struct uuid {
47 uint32_t time_low;
48 uint16_t time_mid;
49 uint16_t time_hi_and_version;
50 uint8_t clock_seq_hi_and_reserved;
51 uint8_t clock_seq_low;
52 uint8_t node[_UUID_NODE_LEN];
53 };
54
55 #ifdef _KERNEL
56
57 #define UUID_NODE_LEN _UUID_NODE_LEN
58
59 #ifdef notyet
60 int snprintf_uuid(char *, size_t, struct uuid *);
61 int printf_uuid(struct uuid *);
62 void be_uuid_dec(void const *buf, struct uuid *uuid);
63 void be_uuid_enc(void *buf, struct uuid const *uuid);
64 void le_uuid_dec(void const *buf, struct uuid *uuid);
65 void le_uuid_enc(void *buf, struct uuid const *uuid);
66 #endif
67
68 #else /* _KERNEL */
69
70 /* XXX namespace pollution? */
71 typedef struct uuid uuid_t;
72
73 __BEGIN_DECLS
74 int uuidgen(struct uuid *, int);
75 __END_DECLS
76
77 #endif /* _KERNEL */
78
79 #endif /* _SYS_UUID_H_ */
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