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/** BEGIN COPYRIGHT BLOCK
* Copyright (C) 2001 Sun Microsystems, Inc. Used by permission.
* Copyright (C) 2005 Red Hat, Inc.
* All rights reserved.
*
* License: GPL (version 3 or any later version).
* See LICENSE for details.
* END COPYRIGHT BLOCK **/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
/* uuid.h - interface to uuid layer. UUID is generated in accordance
with UUIDs and GUIDs IETF draft
*/
/*
** Copyright (c) 1990- 1993, 1996 Open Software Foundation, Inc.
** Copyright (c) 1989 by Hewlett-Packard Company, Palo Alto, Ca. &
** Digital Equipment Corporation, Maynard, Mass.
** Copyright (c) 1998 Microsoft.
** To anyone who acknowledges that this file is provided "AS IS"
** without any express or implied warranty: permission to use, copy,
** modify, and distribute this file for any purpose is hereby
** granted without fee, provided that the above copyright notices and
** this notice appears in all source code copies, and that none of
** the names of Open Software Foundation, Inc., Hewlett-Packard
** Company, or Digital Equipment Corporation be used in advertising
** or publicity pertaining to distribution of the software without
** specific, written prior permission. Neither Open Software
** Foundation, Inc., Hewlett-Packard Company, Microsoft, nor Digital Equipment
** Corporation makes any representations about the suitability of
** this software for any purpose.
*/
#ifndef UUID_H
#define UUID_H
/* Set this to what your compiler uses for 64 bit data type */
#define unsigned64_t unsigned long long
#define I64(C) C##LL
/***** uuid related data types *****/
/*
* DBDB These types were broken on 64-bit architectures
* This file has been modified to fix that problem.
*/
#if defined(__LP64__) || defined(_LP64)
typedef unsigned int unsigned32;
#else
typedef unsigned long unsigned32;
#endif
typedef unsigned short unsigned16;
typedef unsigned char unsigned8;
typedef unsigned64_t uuid_time_t;
typedef struct
{
char nodeID[6];
} uuid_node_t;
typedef struct guid_t_
{
unsigned32 time_low;
unsigned16 time_mid;
unsigned16 time_hi_and_version;
unsigned8 clock_seq_hi_and_reserved;
unsigned8 clock_seq_low;
PRUint8 node[6];
} guid_t;
enum
{
UUID_SUCCESS, /* operation succeded */
UUID_IO_ERROR, /* file I/O failed */
UUID_LOCK_ERROR, /* lock creation failed */
UUID_TIME_ERROR, /* ran out of time sequence numbers, need
time update to generate the id */
UUID_BAD_FORMAT, /* data in a string buffer is not in UUID format */
UUID_MEMORY_ERROR, /* memory allocation failed */
UUID_LDAP_ERROR, /* LDAP operation failed */
UUID_NOTFOUND, /* generator state is missing */
UUID_FORMAT_ERROR, /* state entry does not contain right data */
UUID_UNKNOWN_ERROR
};
/***** uuid interface *****/
/* uuid_init -- initialize uuid layer */
int uuid_init(const char *configDir, const Slapi_DN *configDN, PRBool mtGen);
/* uuid_cleanup -- cleanup of uuid layer */
void uuid_cleanup(void);
/* uuid_create -- generate a UUID */
int uuid_create(guid_t *uuid);
/* uuid_compare -- Compare two UUID's "lexically" and return
-1 u1 is lexically before u2
0 u1 is equal to u2
1 u1 is lexically after u2
Note: lexical ordering is not temporal ordering!
*/
int uuid_compare(const guid_t *u1, const guid_t *u2);
/* uuid_format -- converts UUID to its string representation and stores it
in the buff. buff must be at list 40 bytes long
*/
void uuid_format(const guid_t *u, char *buff);
/* uuid_create_from_name -- create a UUID using a "name" from a "name space" */
void uuid_create_from_name(guid_t *uuid, /* resulting UUID */
const guid_t nsid, /* UUID to serve as context, so identical
names from different name spaces generate
different UUIDs */
const void *name, /* the name from which to generate a UUID */
int namelen); /* the length of the name */
#endif
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