1 #ifndef _BABELTRACE_UUID_H
2 #define _BABELTRACE_UUID_H
7 * Copyright (C) 2011 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
9 * Permission is hereby granted, free of charge, to any person obtaining a copy
10 * of this software and associated documentation files (the "Software"), to deal
11 * in the Software without restriction, including without limitation the rights
12 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
13 * copies of the Software, and to permit persons to whom the Software is
14 * furnished to do so, subject to the following conditions:
16 * The above copyright notice and this permission notice shall be included in
17 * all copies or substantial portions of the Software.
19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
20 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
21 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
22 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
23 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
24 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
30 /* Includes final \0. */
31 #define BABELTRACE_UUID_STR_LEN 37
32 #define BABELTRACE_UUID_LEN 16
34 #ifdef BABELTRACE_HAVE_LIBUUID
35 #include <uuid/uuid.h>
38 int babeltrace_uuid_generate(unsigned char *uuid_out
)
40 uuid_generate(uuid_out
);
45 int babeltrace_uuid_unparse(const unsigned char *uuid_in
, char *str_out
)
47 uuid_unparse(uuid_in
, str_out
);
52 int babeltrace_uuid_parse(const char *str_in
, unsigned char *uuid_out
)
54 return uuid_parse(str_in
, uuid_out
);
58 int babeltrace_uuid_compare(const unsigned char *uuid_a
,
59 const unsigned char *uuid_b
)
61 return uuid_compare(uuid_a
, uuid_b
);
64 #elif defined(BABELTRACE_HAVE_LIBC_UUID)
71 int babeltrace_uuid_generate(unsigned char *uuid_out
)
75 uuid_create((uuid_t
*) uuid_out
, &status
);
76 if (status
== uuid_s_ok
)
83 int babeltrace_uuid_unparse(const unsigned char *uuid_in
, char *str_out
)
89 uuid_to_string((uuid_t
*) uuid_in
, &alloc_str
, &status
);
90 if (status
== uuid_s_ok
) {
91 strcpy(str_out
, alloc_str
);
101 int babeltrace_uuid_parse(const char *str_in
, unsigned char *uuid_out
)
105 uuid_from_string(str_in
, (uuid_t
*) uuid_out
, &status
);
106 if (status
== uuid_s_ok
)
113 int babeltrace_uuid_compare(const unsigned char *uuid_a
,
114 const unsigned char *uuid_b
)
118 uuid_compare((uuid_t
*) uuid_a
, (uuid_t
*) uuid_b
, &status
);
119 if (status
== uuid_s_ok
)
126 #error "Babeltrace needs to have a UUID generator configured."
129 #endif /* _BABELTRACE_UUID_H */
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