struct notification_thread_handle;
+/*
+ * A callback (and associated user data) that should be run after a command
+ * has been executed. No locks should be taken while executing this handler.
+ *
+ * The command's reply should not be sent until the handler has run and
+ * completed successfully. On failure, the handler's return code should
+ * be the only reply sent to the client.
+ */
+typedef enum lttng_error_code (*completion_handler_function)(void *);
+struct cmd_completion_handler {
+ completion_handler_function run;
+ void *data;
+};
+
/*
* Init the command subsystem. Must be called before using any of the functions
* above. This is called in the main() of the session daemon.
void cmd_init(void);
/* Session commands */
-int cmd_create_session_uri(char *name, struct lttng_uri *uris,
- size_t nb_uri, lttng_sock_cred *creds, unsigned int live_timer);
-int cmd_create_session_snapshot(char *name, struct lttng_uri *uris,
- size_t nb_uri, lttng_sock_cred *creds);
-int cmd_destroy_session(struct ltt_session *session, int wpipe);
+enum lttng_error_code cmd_create_session(struct command_ctx *cmd_ctx, int sock,
+ struct lttng_session_descriptor **return_descriptor);
+int cmd_destroy_session(struct ltt_session *session,
+ struct notification_thread_handle *notification_thread_handle,
+ int *sock_fd);
/* Channel commands */
int cmd_disable_channel(struct ltt_session *session,
struct ltt_session *session, struct lttng_channel **channels);
ssize_t cmd_list_domains(struct ltt_session *session,
struct lttng_domain **domains);
-void cmd_list_lttng_sessions(struct lttng_session *sessions, uid_t uid,
- gid_t gid);
+void cmd_list_lttng_sessions(struct lttng_session *sessions,
+ size_t session_count, uid_t uid, gid_t gid);
ssize_t cmd_list_tracepoint_fields(enum lttng_domain_type domain,
struct lttng_event_field **fields);
ssize_t cmd_list_tracepoints(enum lttng_domain_type domain,
struct notification_thread_handle *notification_thread_handle);
int cmd_rotate_session(struct ltt_session *session,
- struct lttng_rotate_session_return *rotate_return);
+ struct lttng_rotate_session_return *rotate_return,
+ bool quiet_rotation);
int cmd_rotate_get_info(struct ltt_session *session,
struct lttng_rotation_get_info_return *info_return,
uint64_t rotate_id);
-int cmd_session_get_current_output(struct ltt_session *session,
- struct lttng_session_get_current_output_return *output_return);
-int cmd_rotation_set_schedule(struct ltt_session *session, uint64_t timer_us,
- uint64_t size);
+int cmd_rotation_set_schedule(struct ltt_session *session,
+ bool activate, enum lttng_rotation_schedule_type schedule_type,
+ uint64_t value,
+ struct notification_thread_handle *notification_thread_handle);
+
+const struct cmd_completion_handler *cmd_pop_completion_handler(void);
#endif /* CMD_H */