2 * Copyright (C) 2011 - David Goulet <david.goulet@polymtl.ca>
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License, version 2 only,
6 * as published by the Free Software Foundation.
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
13 * You should have received a copy of the GNU General Public License along
14 * with this program; if not, write to the Free Software Foundation, Inc.,
15 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
18 #ifndef _LTT_SESSIOND_H
19 #define _LTT_SESSIOND_H
23 #include <urcu/wfqueue.h>
25 #include <common/sessiond-comm/sessiond-comm.h>
26 #include <common/compat/socket.h>
31 extern const char default_home_dir
[],
32 default_tracing_group
[],
33 default_ust_sock_dir
[],
34 default_global_apps_pipe
[];
36 /* Set in main.c at boot time of the daemon */
37 extern int kernel_tracer_fd
;
40 * This contains extra data needed for processing a command received by the
41 * session daemon from the lttng client.
45 unsigned int lttng_msg_size
;
46 struct ltt_session
*session
;
47 struct lttcomm_lttng_msg
*llm
;
48 struct lttcomm_session_msg
*lsm
;
49 lttng_sock_cred creds
;
54 struct ust_register_msg reg_msg
;
55 struct cds_wfq_node node
;
59 * Queue used to enqueue UST registration request (ust_commant) and protected
60 * by a futex with a scheme N wakers / 1 waiters. See futex.c/.h
62 struct ust_cmd_queue
{
64 struct cds_wfq_queue queue
;
67 #endif /* _LTT_SESSIOND_H */
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