The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/sys/uuid.h

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    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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