Fix: socket connect hang on heavy loads

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

diff --git a/include/lttng/ust-ctl.h b/include/lttng/ust-ctl.h
index f9315a6144c672a06006b0c06bb849fa3bc53af9..c8ac3f90d29d5dc60914ae9a6fca36df1485acf7 100644 (file)
--- a/include/lttng/ust-ctl.h
+++ b/include/lttng/ust-ctl.h
@@ -164,6 +164,10 @@ int ustctl_write_metadata_to_channel(
                struct ustctl_consumer_channel *channel,
                const char *metadata_str,       /* NOT null-terminated */
                size_t len);                    /* metadata length */
+ssize_t ustctl_write_one_packet_to_channel(
+               struct ustctl_consumer_channel *channel,
+               const char *metadata_str,       /* NOT null-terminated */
+               size_t len);                    /* metadata length */
 
 /*
  * Send a NULL stream to finish iteration over all streams of a given
@@ -216,6 +220,22 @@ int ustctl_put_subbuf(struct ustctl_consumer_stream *stream);
 void ustctl_flush_buffer(struct ustctl_consumer_stream *stream,
                int producer_active);
 
+/* index */
+int ustctl_get_timestamp_begin(struct ustctl_consumer_stream *stream,
+               uint64_t *timestamp_begin);
+int ustctl_get_timestamp_end(struct ustctl_consumer_stream *stream,
+       uint64_t *timestamp_end);
+int ustctl_get_events_discarded(struct ustctl_consumer_stream *stream,
+       uint64_t *events_discarded);
+int ustctl_get_content_size(struct ustctl_consumer_stream *stream,
+       uint64_t *content_size);
+int ustctl_get_packet_size(struct ustctl_consumer_stream *stream,
+       uint64_t *packet_size);
+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);
+
 /* event registry management */
 
 enum ustctl_socket_type {