Add kernel trace data structure init functions
[lttng-tools.git] / ltt-sessiond / ltt-sessiond.h
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1/*
2 * Copyright (C) 2011 - David Goulet <david.goulet@polymtl.ca>
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3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License
6 * as published by the Free Software Foundation; either version 2
7 * of the License, or (at your option) any later version.
8c0faa1d 8 *
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9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
8c0faa1d 13 *
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14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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17 */
18
19#ifndef _LTT_SESSIOND_H
20#define _LTT_SESSIOND_H
21
ca95a216 22#define DEFAULT_HOME_DIR "/tmp"
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23#define DEFAULT_UST_SOCK_DIR DEFAULT_HOME_DIR "/ust-app-socks"
24#define DEFAULT_GLOBAL_APPS_PIPE DEFAULT_UST_SOCK_DIR "/global"
25#define DEFAULT_TRACE_OUTPUT DEFAULT_HOME_DIR "/lttng"
686204ab 26
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27/*
28 * Kernel tracer defines
29 */
30#define DEFAULT_KERNEL_TRACER_PATH "/mnt/debugfs/lttng"
20fe2104 31
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32extern const char default_home_dir[],
33 default_tracing_group[],
34 default_ust_sock_dir[],
35 default_global_apps_pipe[];
fac6795d 36
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37/*
38 * This contains extra data needed for processing a command received by the
39 * session daemon from the lttng client.
40 */
41struct command_ctx {
42 int ust_sock;
43 unsigned int lttng_msg_size;
44 struct ltt_session *session;
45 struct lttcomm_lttng_msg *llm;
46 struct lttcomm_session_msg *lsm;
47};
48
fac6795d 49#endif /* _LTT_SESSIOND_H */
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