X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fcommon%2Fsessiond-comm%2Frelayd.h;h=525ec1a5c0271e1002ffb65be3b55bdf39657b8e;hp=c025fcdd926a21eef1032a72c4f5cd9a8461e99a;hb=f7079f6790ccfb78ec7115ccb5b1706f5c18ebfe;hpb=173af62f4804133d4a7f45e34b6f72126f3eca5f

diff --git a/src/common/sessiond-comm/relayd.h b/src/common/sessiond-comm/relayd.h
index c025fcdd9..525ec1a5c 100644
--- a/src/common/sessiond-comm/relayd.h
+++ b/src/common/sessiond-comm/relayd.h
@@ -25,6 +25,10 @@
 #include <stdint.h>
 
 #include <lttng/lttng.h>
+#include <common/defaults.h>
+
+#define RELAYD_VERSION_COMM_MAJOR             2
+#define RELAYD_VERSION_COMM_MINOR             1
 
 /*
  * lttng-relayd communication header.
@@ -46,13 +50,22 @@ 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__));
+
+/*
+ * Reply from a create session command.
+ */
+struct lttcomm_relayd_status_session {
+	uint64_t session_id;
+	uint32_t ret_code;
 } __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__));
 
@@ -91,6 +104,7 @@ struct lttcomm_relayd_version {
  */
 struct lttcomm_relayd_metadata_payload {
 	uint64_t stream_id;
+	uint32_t padding_size;
 	char payload[];
 } __attribute__ ((__packed__));
 
@@ -102,4 +116,21 @@ 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__));
+
+struct lttcomm_relayd_begin_data_pending {
+	uint64_t session_id;
+} __attribute__ ((__packed__));
+
+struct lttcomm_relayd_end_data_pending {
+	uint64_t session_id;
+} __attribute__ ((__packed__));
+
 #endif	/* _RELAYD_COMM */