struct lttng_ust_event_exclusion excluder;
};
+/* Data structures used by the tracer. */
+
+struct tp_list_entry {
+ struct lttng_ust_tracepoint_iter tp;
+ struct cds_list_head head;
+};
+
+struct lttng_ust_tracepoint_list {
+ struct tp_list_entry *iter;
+ struct cds_list_head head;
+};
+
+struct tp_field_list_entry {
+ struct lttng_ust_field_iter field;
+ struct cds_list_head head;
+};
+
+struct lttng_ust_field_list {
+ struct tp_field_list_entry *iter;
+ struct cds_list_head head;
+};
+
+/*
+ * Objects in a linked-list of enablers, owned by an event or event_notifier.
+ * This is used because an event (or a event_notifier) can be enabled by more
+ * than one enabler and we want a quick way to iterate over all enablers of an
+ * object.
+ *
+ * For example, event rules "my_app:a*" and "my_app:ab*" will both match the
+ * event with the name "my_app:abc".
+ */
+struct lttng_enabler_ref {
+ struct cds_list_head node; /* enabler ref list */
+ struct lttng_enabler *ref; /* backward ref */
+};
+
+#define LTTNG_COUNTER_DIMENSION_MAX 8
+struct lttng_counter_dimension {
+ uint64_t size;
+ uint64_t underflow_index;
+ uint64_t overflow_index;
+ uint8_t has_underflow;
+ uint8_t has_overflow;
+};
+
+struct lttng_counter {
+ int objd;
+ struct lttng_event_notifier_group *event_notifier_group; /* owner */
+ struct lttng_counter_transport *transport;
+ struct lib_counter *counter;
+ struct lttng_counter_ops *ops;
+};
+
+struct lttng_event_notifier_group {
+ int objd;
+ void *owner;
+ int notification_fd;
+ struct cds_list_head node; /* Event notifier group handle list */
+ struct cds_list_head enablers_head;
+ struct cds_list_head event_notifiers_head; /* list of event_notifiers */
+ struct lttng_ust_event_notifier_ht event_notifiers_ht; /* hashtable of event_notifiers */
+ struct lttng_ctx *ctx; /* contexts for filters. */
+
+ struct lttng_counter *error_counter;
+ size_t error_counter_len;
+};
+
+struct lttng_transport {
+ char *name;
+ struct cds_list_head node;
+ struct lttng_channel_ops ops;
+ const struct lttng_ust_lib_ring_buffer_config *client_config;
+};
+
+struct lttng_counter_transport {
+ char *name;
+ struct cds_list_head node;
+ struct lttng_counter_ops ops;
+ const struct lib_counter_config *client_config;
+};
+
static inline
struct lttng_enabler *lttng_event_enabler_as_enabler(
struct lttng_event_enabler *event_enabler)
struct lttng_event_notifier_enabler *event_notifier_enabler,
struct lttng_ust_excluder_node **excluder);
+LTTNG_HIDDEN
+void lttng_free_event_filter_runtime(struct lttng_event *event);
+
LTTNG_HIDDEN
void lttng_free_event_notifier_filter_runtime(
struct lttng_event_notifier *event_notifier);
}
#endif /* #else #ifdef HAVE_PERF_EVENT */
+LTTNG_HIDDEN
+int lttng_probes_get_event_list(struct lttng_ust_tracepoint_list *list);
+LTTNG_HIDDEN
+void lttng_probes_prune_event_list(struct lttng_ust_tracepoint_list *list);
+
+LTTNG_HIDDEN
+int lttng_probes_get_field_list(struct lttng_ust_field_list *list);
+LTTNG_HIDDEN
+void lttng_probes_prune_field_list(struct lttng_ust_field_list *list);
+
+LTTNG_HIDDEN
+struct lttng_ust_tracepoint_iter *
+ lttng_ust_tracepoint_list_get_iter_next(struct lttng_ust_tracepoint_list *list);
+LTTNG_HIDDEN
+struct lttng_ust_field_iter *
+ lttng_ust_field_list_get_iter_next(struct lttng_ust_field_list *list);
+
+LTTNG_HIDDEN
+struct lttng_session *lttng_session_create(void);
+LTTNG_HIDDEN
+int lttng_session_enable(struct lttng_session *session);
+LTTNG_HIDDEN
+int lttng_session_disable(struct lttng_session *session);
+LTTNG_HIDDEN
+int lttng_session_statedump(struct lttng_session *session);
+LTTNG_HIDDEN
+void lttng_session_destroy(struct lttng_session *session);
+
+LTTNG_HIDDEN
+struct cds_list_head *lttng_get_sessions(void);
+
+LTTNG_HIDDEN
+void lttng_handle_pending_statedump(void *owner);
+
+LTTNG_HIDDEN
+struct lttng_channel *lttng_channel_create(struct lttng_session *session,
+ const char *transport_name,
+ void *buf_addr,
+ size_t subbuf_size, size_t num_subbuf,
+ unsigned int switch_timer_interval,
+ unsigned int read_timer_interval,
+ int **shm_fd, int **wait_fd,
+ uint64_t **memory_map_size,
+ struct lttng_channel *chan_priv_init);
+
+LTTNG_HIDDEN
+int lttng_channel_enable(struct lttng_channel *channel);
+LTTNG_HIDDEN
+int lttng_channel_disable(struct lttng_channel *channel);
+
+LTTNG_HIDDEN
+void lttng_transport_register(struct lttng_transport *transport);
+LTTNG_HIDDEN
+void lttng_transport_unregister(struct lttng_transport *transport);
+
+LTTNG_HIDDEN
+void lttng_probe_provider_unregister_events(struct lttng_probe_desc *desc);
+
+LTTNG_HIDDEN
+int lttng_fix_pending_events(void);
+
+LTTNG_HIDDEN
+struct cds_list_head *lttng_get_probe_list_head(void);
+
+LTTNG_HIDDEN
+struct lttng_enum *lttng_ust_enum_get_from_desc(struct lttng_session *session,
+ const struct lttng_enum_desc *enum_desc);
+
#endif /* _LTTNG_UST_EVENTS_INTERNAL_H */