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2 * Copyright (C) 2011 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
4 * Permission is hereby granted, free of charge, to any person obtaining a copy
5 * of this software and associated documentation files (the "Software"), to
6 * deal in the Software without restriction, including without limitation the
7 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
8 * sell copies of the Software, and to permit persons to whom the Software is
9 * furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
19 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
26 #include <common/macros.h>
31 #define UUID_STR_LEN 37
34 #ifdef LTTNG_HAVE_LIBUUID
35 #include <uuid/uuid.h>
38 * uuid_out is of len UUID_LEN.
41 int lttng_uuid_generate(unsigned char *uuid_out
)
43 uuid_generate(uuid_out
);
47 #elif defined(LTTNG_HAVE_LIBC_UUID)
52 * uuid_out is of len UUID_LEN.
55 int lttng_uuid_generate(unsigned char *uuid_out
)
59 uuid_create((uuid_t
*) uuid_out
, &status
);
60 if (status
== uuid_s_ok
)
67 #error "LTTng-Tools needs to have a UUID generator configured."
71 * Convert a UUID to a human-readable, NULL-terminated, string of the form
72 * xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx.
74 * Assumes uuid_str is at least UUID_STR_LEN byte long.
77 void lttng_uuid_to_str(const unsigned char *uuid
, char *uuid_str
);
79 #endif /* LTTNG_UUID_H */
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