2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 * Copyright (c) 2002 Marcel Moolenaar
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
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.
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.
34 #include <sys/cdefs.h>
36 /* Length of a node address (an IEEE 802 address). */
37 #define _UUID_NODE_LEN 6
41 * http://www.opengroup.org/dce/info/draft-leach-uuids-guids-01.txt
42 * http://www.opengroup.org/onlinepubs/009629399/apdxa.htm
44 * A DCE 1.1 compatible source representation of UUIDs.
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];
57 #define UUID_NODE_LEN _UUID_NODE_LEN
61 struct uuid *kern_uuidgen(struct uuid *, size_t);
63 int uuid_ether_add(const uint8_t *);
64 int uuid_ether_del(const uint8_t *);
66 int snprintf_uuid(char *, size_t, struct uuid *);
67 int printf_uuid(struct uuid *);
68 int sbuf_printf_uuid(struct sbuf *, struct uuid *);
71 * validate_uuid will, with no flags passed, validate only the format of the
72 * passed in UUID. Flags below are available to give it part of or all of the
73 * functionality that parse_uuid has traditionally had: acknowledging an empty
74 * string as valid, and checking the semantics of the UUID as well.
76 int validate_uuid(const char *, size_t, struct uuid *, int);
77 int parse_uuid(const char *, struct uuid *);
79 /* Flags to validate_uuid(). */
80 #define VUUIDF_EMPTYOK 0x0001
81 #define VUUIDF_CHECKSEMANTICS 0x0002
83 int uuidcmp(const struct uuid *, const struct uuid *);
85 void be_uuid_dec(void const *buf, struct uuid *uuid);
86 void be_uuid_enc(void *buf, struct uuid const *uuid);
87 void le_uuid_dec(void const *buf, struct uuid *uuid);
88 void le_uuid_enc(void *buf, struct uuid const *uuid);
92 /* XXX namespace pollution? */
93 typedef struct uuid uuid_t;
96 int uuidgen(struct uuid *, int);
101 #endif /* _SYS_UUID_H_ */