Export the stream instance ID

[lttng-ust.git] / include / lttng / ust-ctl.h

diff --git a/include/lttng/ust-ctl.h b/include/lttng/ust-ctl.h
index 916eb28049fd35df0e49ad045d5a2b5bfd00cd7f..379ad41f5253f205d0e7d3917176abe4fa4f6358 100644 (file)
--- a/include/lttng/ust-ctl.h
+++ b/include/lttng/ust-ctl.h
@@ -59,6 +59,17 @@ struct ustctl_consumer_channel_attr {
  * API used by sessiond.
  */
 
+struct lttng_ust_context_attr {
+       enum lttng_ust_context_type ctx;
+       union {
+               struct lttng_ust_perf_counter_ctx perf_counter;
+               struct {
+                       char *provider_name;
+                       char *ctx_name;
+               } app_ctx;
+       } u;
+};
+
 /*
  * Error values: all the following functions return:
  * >= 0: Success (LTTNG_UST_OK)
@@ -69,7 +80,7 @@ int ustctl_create_session(int sock);
 int ustctl_create_event(int sock, struct lttng_ust_event *ev,
                struct lttng_ust_object_data *channel_data,
                struct lttng_ust_object_data **event_data);
-int ustctl_add_context(int sock, struct lttng_ust_context *ctx,
+int ustctl_add_context(int sock, struct lttng_ust_context_attr *ctx,
                struct lttng_ust_object_data *obj_data,
                struct lttng_ust_object_data **context_data);
 int ustctl_set_filter(int sock, struct lttng_ust_filter_bytecode *bytecode,
@@ -241,6 +252,10 @@ int ustctl_get_stream_id(struct ustctl_consumer_stream *stream,
                uint64_t *stream_id);
 int ustctl_get_current_timestamp(struct ustctl_consumer_stream *stream,
                uint64_t *ts);
+int ustctl_get_sequence_number(struct ustctl_consumer_stream *stream,
+               uint64_t *seq);
+int ustctl_get_instance_id(struct ustctl_consumer_stream *stream,
+               uint64_t *id);
 
 /* returns whether UST has perf counters support. */
 int ustctl_has_perf_counters(void);