2011-02-28 19:41:14 -08:00

131 lines
3.6 KiB
C

/* Copyright (c) 2008, XenSource Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * 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.
* * Neither the name of XenSource Inc. nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "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 COPYRIGHT OWNER
* OR CONTRIBUTORS 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.
*/
#ifndef __BLKTAP2_UUID_H__
#define __BLKTAP2_UUID_H__
#if defined(__linux__)
#include <uuid/uuid.h>
typedef struct {
uuid_t uuid;
} blk_uuid_t;
static inline int blk_uuid_is_nil(blk_uuid_t *uuid)
{
return uuid_is_null(uuid->uuid);
}
static inline void blk_uuid_generate(blk_uuid_t *uuid)
{
uuid_generate(uuid->uuid);
}
static inline void blk_uuid_to_string(blk_uuid_t *uuid, char *out, size_t size)
{
uuid_unparse(uuid->uuid, out);
}
static inline void blk_uuid_from_string(blk_uuid_t *uuid, const char *in)
{
uuid_parse(in, uuid->uuid);
}
static inline void blk_uuid_copy(blk_uuid_t *dst, blk_uuid_t *src)
{
uuid_copy(dst->uuid, src->uuid);
}
static inline void blk_uuid_clear(blk_uuid_t *uuid)
{
uuid_clear(uuid->uuid);
}
static inline int blk_uuid_compare(blk_uuid_t *uuid1, blk_uuid_t *uuid2)
{
return uuid_compare(uuid1->uuid, uuid2->uuid);
}
#elif defined(__NetBSD__)
#include <uuid.h>
#include <string.h>
#include <stdlib.h>
typedef uuid_t blk_uuid_t;
static inline int blk_uuid_is_nil(blk_uuid_t *uuid)
{
uint32_t status;
return uuid_is_nil((uuid_t *)uuid, &status);
}
static inline void blk_uuid_generate(blk_uuid_t *uuid)
{
uint32_t status;
uuid_create((uuid_t *)uuid, &status);
}
static inline void blk_uuid_to_string(blk_uuid_t *uuid, char *out, size_t size)
{
uint32_t status;
char *_out = NULL;
uuid_to_string((uuid_t *)uuid, &_out, &status);
strlcpy(out, _out, size);
free(_out);
}
static inline void blk_uuid_from_string(blk_uuid_t *uuid, const char *in)
{
uint32_t status;
uuid_from_string(in, (uuid_t *)uuid, &status);
}
static inline void blk_uuid_copy(blk_uuid_t *dst, blk_uuid_t *src)
{
memcpy((uuid_t *)dst, (uuid_t *)src, sizeof(uuid_t));
}
static inline void blk_uuid_clear(blk_uuid_t *uuid)
{
memset((uuid_t *)uuid, 0, sizeof(uuid_t));
}
static inline int blk_uuid_compare(blk_uuid_t *uuid1, blk_uuid_t *uuid2)
{
uint32_t status;
return uuid_compare((uuid_t *)uuid1, (uuid_t *)uuid2, &status);
}
#else
#error "Please update blk_uuid.h for your OS"
#endif
#endif /* __BLKTAP2_UUID_H__ */