-/* Copyright (C) 2011 - David Goulet <david.goulet@polymtl.ca>
+/*
+ * Copyright (C) 2011 - David Goulet <david.goulet@polymtl.ca>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
- *
+ *
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
- *
+ *
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- *
*/
#ifndef _LTT_SESSIOND_H
#define _LTT_SESSIOND_H
-const char default_home_dir[] = "/tmp";
-const char default_tracing_group[] = "tracing";
-const char default_ust_sock_dir[] = "/tmp/ust-app-socks";
-const char default_global_apps_pipe[] = "/tmp/ust-app-socks/global";
-
-/* LTTng trace representation */
-struct ltt_lttng_trace {
- struct cds_list_head list;
- char trace_name[NAME_MAX];
- struct cds_list_head marker_list;
-};
-
-/* UST trace representation */
-struct ltt_ust_trace {
- struct cds_list_head list;
- int shmid;
- char trace_name[NAME_MAX];
- struct cds_list_head markers;
-};
-
-struct ltt_ust_marker {
- struct cds_list_head list;
- char *name;
- char *channel;
-};
-
-/* Global session list */
-struct ltt_session_list {
- struct cds_list_head head;
-};
-
-/* Traceable application list */
-struct ltt_traceable_app_list {
- struct cds_list_head head;
-};
+#define DEFAULT_HOME_DIR "/tmp"
+#define DEFAULT_UST_SOCK_DIR DEFAULT_HOME_DIR "/ust-app-socks"
+#define DEFAULT_GLOBAL_APPS_PIPE DEFAULT_UST_SOCK_DIR "/global"
+#define DEFAULT_TRACE_OUTPUT DEFAULT_HOME_DIR "/lttng"
/*
- * Registered traceable applications. Libust registers
- * to the session daemon and a linked list is kept
- * of all running traceable app.
+ * Kernel tracer defines
*/
-struct ltt_traceable_app {
- struct cds_list_head list;
- pid_t pid;
- uid_t uid; /* User ID that owns the apps */
-};
+#define DEFAULT_KERNEL_TRACER_PATH "/mnt/debugfs/lttng"
+
+extern const char default_home_dir[],
+ default_tracing_group[],
+ default_ust_sock_dir[],
+ default_global_apps_pipe[];
/*
- * ltt-session - This data structure contains information needed
- * to identify a tracing session for both LTTng and UST.
+ * This contains extra data needed for processing a command received by the
+ * session daemon from the lttng client.
*/
-struct ltt_session {
- char *name;
- struct cds_list_head list;
- uuid_t uuid;
- struct cds_list_head ust_traces;
- struct cds_list_head lttng_traces;
- pid_t ust_consumer;
- pid_t lttng_consumer;
+struct command_ctx {
+ int ust_sock;
+ unsigned int lttng_msg_size;
+ struct ltt_session *session;
+ struct lttcomm_lttng_msg *llm;
+ struct lttcomm_session_msg *lsm;
};
#endif /* _LTT_SESSIOND_H */