X-Git-Url: http://git.lttng.org/?a=blobdiff_plain;f=include%2Flttng%2Fust-ctl.h;h=3c81e509a4af551e54ab0db2e0e6da9caad14370;hb=3ef94b0eba0a0ed8c8552e0284d4084f98be475f;hp=ed2b513d05b4abd3bc6afceb95567a7e1f7913e7;hpb=ff0f57289ff0e6be25424081fabbbfc0e3b1b565;p=lttng-ust.git

diff --git a/include/lttng/ust-ctl.h b/include/lttng/ust-ctl.h
index ed2b513d..3c81e509 100644
--- a/include/lttng/ust-ctl.h
+++ b/include/lttng/ust-ctl.h
@@ -50,6 +50,7 @@ struct ustctl_consumer_channel_attr {
 	unsigned int switch_timer_interval;	/* usec */
 	unsigned int read_timer_interval;	/* usec */
 	enum lttng_ust_output output;		/* splice, mmap */
+	uint32_t chan_id;			/* channel ID */
 	unsigned char uuid[LTTNG_UST_UUID_LEN]; /* Trace session unique ID */
 } LTTNG_PACKED;
 
@@ -128,6 +129,14 @@ int ustctl_send_stream_to_ust(int sock,
 		struct lttng_ust_object_data *channel_data,
 		struct lttng_ust_object_data *stream_data);
 
+/*
+ * ustctl_duplicate_ust_object_data allocated a new object in "dest" if
+ * it succeeds (returns 0). It must be released using
+ * ustctl_release_object() and then freed with free().
+ */
+int ustctl_duplicate_ust_object_data(struct lttng_ust_object_data **dest,
+		struct lttng_ust_object_data *src);
+
 /*
  * API used by consumer.
  */
@@ -155,6 +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