X-Git-Url: https://git.lttng.org/?a=blobdiff_plain;f=src%2Fcommon%2Fsessiond-comm%2Frelayd.h;h=7bc7a12173236b4609322291ec3d5af89038853b;hb=76f66f6356f4ad6bebc7b69b3856d2529c102106;hp=24b7c912fa679a21e4b234e11ac2764780e66ac6;hpb=0a6b5085547c16fe3a62e6a6f68bebf9349ce706;p=lttng-tools.git

diff --git a/src/common/sessiond-comm/relayd.h b/src/common/sessiond-comm/relayd.h
index 24b7c912f..7bc7a1217 100644
--- a/src/common/sessiond-comm/relayd.h
+++ b/src/common/sessiond-comm/relayd.h
@@ -25,6 +25,7 @@
 #include <stdint.h>
 
 #include <lttng/lttng.h>
+#include <common/defaults.h>
 
 #define RELAYD_VERSION_COMM_MAJOR             2
 #define RELAYD_VERSION_COMM_MINOR             1
@@ -49,13 +50,14 @@ struct lttcomm_relayd_data_hdr {
 	uint64_t stream_id;     /* Stream ID known by the relayd */
 	uint64_t net_seq_num;   /* Network sequence number, per stream. */
 	uint32_t data_size;     /* data size following this header */
+	uint32_t padding_size;  /* Size of 0 padding the data */
 } __attribute__ ((__packed__));
 
 /*
  * Used to add a stream on the relay daemon.
  */
 struct lttcomm_relayd_add_stream {
-	char channel_name[LTTNG_SYMBOL_NAME_LEN];
+	char channel_name[DEFAULT_STREAM_NAME_LEN];
 	char pathname[PATH_MAX];
 } __attribute__ ((__packed__));
 
@@ -94,6 +96,7 @@ struct lttcomm_relayd_version {
  */
 struct lttcomm_relayd_metadata_payload {
 	uint64_t stream_id;
+	uint32_t padding_size;
 	char payload[];
 } __attribute__ ((__packed__));
 
@@ -105,4 +108,13 @@ struct lttcomm_relayd_close_stream {
 	uint64_t last_net_seq_num;	/* sequence number of last packet */
 } __attribute__ ((__packed__));
 
+/*
+ * Used to test if for a given stream id the data is pending on the relayd side
+ * for reading.
+ */
+struct lttcomm_relayd_data_pending {
+	uint64_t stream_id;
+	uint64_t last_net_seq_num; /* Sequence number of the last packet */
+} __attribute__ ((__packed__));
+
 #endif	/* _RELAYD_COMM */