X-Git-Url: http://git.efficios.com/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fcommon%2Fsessiond-comm%2Fsessiond-comm.h;h=e7fd69ddd4388f6e288a8cacdf12fd9924f36b4d;hp=77861887688e3b2d86ae7dc335654865bf599e85;hb=2038dd6ce78bc856ece474626b7f039d19860bce;hpb=ba999de09a8640b8652bce92450bf06c12e12e38

diff --git a/src/common/sessiond-comm/sessiond-comm.h b/src/common/sessiond-comm/sessiond-comm.h
index 778618876..e7fd69ddd 100644
--- a/src/common/sessiond-comm/sessiond-comm.h
+++ b/src/common/sessiond-comm/sessiond-comm.h
@@ -40,7 +40,7 @@
 
 #include "inet.h"
 #include "inet6.h"
-#include "unix.h"
+#include <common/unix.h>
 
 /* Queue size of listen(2) */
 #define LTTNG_SESSIOND_COMM_MAX_LISTEN 64
@@ -94,6 +94,7 @@ enum lttcomm_sessiond_command {
 	LTTNG_UNTRACK_PID                   = 33,
 	LTTNG_LIST_TRACKER_PIDS             = 34,
 	LTTNG_SET_SESSION_SHM_PATH          = 40,
+	LTTNG_METADATA_REGENERATE           = 41,
 };
 
 enum lttcomm_relayd_command {
@@ -115,6 +116,8 @@ enum lttcomm_relayd_command {
 	RELAYD_LIST_SESSIONS                = 15,
 	/* All streams of the channel have been sent to the relayd (2.4+). */
 	RELAYD_STREAMS_SENT                 = 16,
+	/* Ask the relay to reset the metadata trace file (2.8+) */
+	RELAYD_RESET_METADATA               = 17,
 };
 
 /*
@@ -218,8 +221,8 @@ struct lttcomm_proto_ops {
 	int (*listen) (struct lttcomm_sock *sock, int backlog);
 	ssize_t (*recvmsg) (struct lttcomm_sock *sock, void *buf, size_t len,
 			int flags);
-	ssize_t (*sendmsg) (struct lttcomm_sock *sock, void *buf, size_t len,
-			int flags);
+	ssize_t (*sendmsg) (struct lttcomm_sock *sock, const void *buf,
+			size_t len, int flags);
 };
 
 /*
@@ -270,6 +273,8 @@ struct lttcomm_session_msg {
 		struct {
 			char channel_name[LTTNG_SYMBOL_NAME_LEN];
 			struct lttng_event_context ctx LTTNG_PACKED;
+			uint32_t provider_name_len;
+			uint32_t context_name_len;
 		} LTTNG_PACKED context;
 		/* Use by register_consumer */
 		struct {
@@ -339,6 +344,42 @@ struct lttng_event_exclusion {
 #define LTTNG_EVENT_EXCLUSION_NAME_AT(_exclusion, _i) \
 	(&(_exclusion)->names[_i][0])
 
+/*
+ * Event command header.
+ */
+struct lttcomm_event_command_header {
+	/* Number of events */
+	uint32_t nb_events;
+} LTTNG_PACKED;
+
+/*
+ * Event extended info header. This is the structure preceding each
+ * extended info data.
+ */
+struct lttcomm_event_extended_header {
+	/*
+	 * Size of filter string immediately following this header.
+	 * This size includes the terminal null character.
+	 */
+	uint32_t filter_len;
+
+	/*
+	 * Number of exclusion names, immediately following the filter
+	 * string. Each exclusion name has a fixed length of
+	 * LTTNG_SYMBOL_NAME_LEN bytes, including the terminal null
+	 * character.
+	 */
+	uint32_t nb_exclusions;
+} LTTNG_PACKED;
+
+/*
+ * Channel extended info.
+ */
+struct lttcomm_channel_extended {
+	uint64_t discarded_events;
+	uint64_t lost_packets;
+} LTTNG_PACKED;
+
 /*
  * Data structure for the response from sessiond to the lttng client.
  */
@@ -346,9 +387,8 @@ struct lttcomm_lttng_msg {
 	uint32_t cmd_type;	/* enum lttcomm_sessiond_command */
 	uint32_t ret_code;	/* enum lttcomm_return_code */
 	uint32_t pid;		/* pid_t */
+	uint32_t cmd_header_size;
 	uint32_t data_size;
-	/* Contains: trace_name + data */
-	char payload[];
 } LTTNG_PACKED;
 
 struct lttcomm_lttng_output_id {
@@ -449,6 +489,7 @@ struct lttcomm_consumer_msg {
 			uint64_t key;	/* Metadata channel key. */
 			uint64_t target_offset;	/* Offset in the consumer */
 			uint64_t len;	/* Length of metadata to be received. */
+			uint64_t version; /* Version of the metadata. */
 		} LTTNG_PACKED push_metadata;
 		struct {
 			uint64_t key;	/* Metadata channel key. */
@@ -472,6 +513,17 @@ struct lttcomm_consumer_msg {
 			uint64_t channel_key;
 			uint64_t net_seq_idx;
 		} LTTNG_PACKED sent_streams;
+		struct {
+			uint64_t session_id;
+			uint64_t channel_key;
+		} LTTNG_PACKED discarded_events;
+		struct {
+			uint64_t session_id;
+			uint64_t channel_key;
+		} LTTNG_PACKED lost_packets;
+		struct {
+			uint64_t session_id;
+		} LTTNG_PACKED metadata_regenerate;
 	} u;
 } LTTNG_PACKED;