uuid.h

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/*-
 * Copyright (c) 2002 Marcel Moolenaar
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * $FreeBSD: releng/10.2/sys/sys/uuid.h 253590 2013-07-24 04:24:21Z marcel $
 */
 
#ifndef _SYS_UUID_H_
#define _SYS_UUID_H_
 
#include <sys/cdefs.h>
#include <sys/types.h>
 
/* Length of a node address (an IEEE 802 address). */
#define _UUID_NODE_LEN          6
 
/*
 * See also:
 *      http://www.opengroup.org/dce/info/draft-leach-uuids-guids-01.txt
 *      http://www.opengroup.org/onlinepubs/009629399/apdxa.htm
 *
 * A DCE 1.1 compatible source representation of UUIDs.
 */
struct uuid {
    uint32_t time_low;
    uint16_t time_mid;
    uint16_t time_hi_and_version;
    uint8_t clock_seq_hi_and_reserved;
    uint8_t clock_seq_low;
    uint8_t node[_UUID_NODE_LEN];
};
 
#ifdef _KERNEL
 
#define UUID_NODE_LEN   _UUID_NODE_LEN
 
struct sbuf;
 
struct uuid *kern_uuidgen(struct uuid *, size_t);
 
int uuid_ether_add(const uint8_t *);
int uuid_ether_del(const uint8_t *);
 
int snprintf_uuid(char *, size_t, struct uuid *);
int printf_uuid(struct uuid *);
int sbuf_printf_uuid(struct sbuf *, struct uuid *);
int parse_uuid(const char *, struct uuid *);
 
void be_uuid_dec(void const *buf, struct uuid *uuid);
void be_uuid_enc(void *buf, struct uuid const *uuid);
void le_uuid_dec(void const *buf, struct uuid *uuid);
void le_uuid_enc(void *buf, struct uuid const *uuid);
 
#else   /* _KERNEL */
 
/* XXX namespace pollution? */
typedef struct uuid uuid_t;
 
//__BEGIN_DECLS
int uuidgen(struct uuid *, int);
//__END_DECLS
 
#endif  /* _KERNEL */
 
#endif /* _SYS_UUID_H_ */