lttng-ctl: Expose sessiond cmd_clear_session command
[lttng-tools.git] / src / common / context.h
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1/*
2 * Copyright 2016 - Jérémie Galarneau <jeremie.galarneau@efficios.com>
3 *
4 * This program is free software; you can redistribute it and/or modify it
5 * under the terms of the GNU General Public License, version 2 only, as
6 * published by the Free Software Foundation.
7 *
8 * This program is distributed in the hope that it will be useful, but WITHOUT
9 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
10 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
11 * more details.
12 *
13 * You should have received a copy of the GNU General Public License along with
14 * this program; if not, write to the Free Software Foundation, Inc., 51
15 * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
16 */
17
18#ifndef LTTNG_COMMON_CONTEXT_H
19#define LTTNG_COMMON_CONTEXT_H
20
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21#include <common/macros.h>
22
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23/*
24 * Parse string as an application context of the form
25 * "$app.provider_name:context_name" and return the provider name and context
26 * name separately.
27 *
28 * provider_name and ctx_name are returned only if an application context name
29 * was successfully parsed and must be freed by the caller.
30 *
31 * Returns 0 if the string is a valid application context, else a negative
32 * value on error.
33 */
b12ed34b 34LTTNG_HIDDEN
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35int parse_application_context(const char *str, char **provider_name,
36 char **ctx_name);
37
38#endif /* LTTNG_COMMON_CONTEXT_H */
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