#define _RELAYD_H
#include <unistd.h>
+#include <stdbool.h>
#include <common/sessiond-comm/relayd.h>
#include <common/sessiond-comm/sessiond-comm.h>
+#include <common/trace-chunk.h>
+#include <common/dynamic-array.h>
-int relayd_connect(struct lttcomm_sock *sock);
-int relayd_close(struct lttcomm_sock *sock);
-int relayd_create_session(struct lttcomm_sock *sock, uint64_t *session_id);
-int relayd_add_stream(struct lttcomm_sock *sock, const char *channel_name,
- const char *pathname, uint64_t *stream_id);
-int relayd_send_close_stream(struct lttcomm_sock *sock, uint64_t stream_id,
+struct relayd_stream_rotation_position {
+ uint64_t stream_id;
+ /*
+ * Packet sequence number of the first packet belonging to the new
+ * "destination" trace chunk to which the stream is rotating.
+ *
+ * Ignored for metadata streams.
+ */
+ uint64_t rotate_at_seq_num;
+};
+
+int relayd_connect(struct lttcomm_relayd_sock *sock);
+int relayd_close(struct lttcomm_relayd_sock *sock);
+int relayd_create_session(struct lttcomm_relayd_sock *rsock,
+ uint64_t *relayd_session_id,
+ const char *session_name, const char *hostname,
+ const char *base_path, int session_live_timer,
+ unsigned int snapshot, uint64_t sessiond_session_id,
+ const lttng_uuid sessiond_uuid,
+ const uint64_t *current_chunk_id,
+ time_t creation_time, bool session_name_contains_creation_time,
+ char *output_path);
+int relayd_add_stream(struct lttcomm_relayd_sock *sock, const char *channel_name,
+ const char *pathname, uint64_t *stream_id,
+ uint64_t tracefile_size, uint64_t tracefile_count,
+ struct lttng_trace_chunk *trace_chunk);
+int relayd_streams_sent(struct lttcomm_relayd_sock *rsock);
+int relayd_send_close_stream(struct lttcomm_relayd_sock *sock, uint64_t stream_id,
uint64_t last_net_seq_num);
-int relayd_version_check(struct lttcomm_sock *sock, uint32_t major,
- uint32_t minor);
-int relayd_start_data(struct lttcomm_sock *sock);
-int relayd_send_metadata(struct lttcomm_sock *sock, size_t len);
-int relayd_send_data_hdr(struct lttcomm_sock *sock,
+int relayd_version_check(struct lttcomm_relayd_sock *sock);
+int relayd_start_data(struct lttcomm_relayd_sock *sock);
+int relayd_send_metadata(struct lttcomm_relayd_sock *sock, size_t len);
+int relayd_send_data_hdr(struct lttcomm_relayd_sock *sock,
struct lttcomm_relayd_data_hdr *hdr, size_t size);
-int relayd_data_pending(struct lttcomm_sock *sock, uint64_t stream_id,
+int relayd_data_pending(struct lttcomm_relayd_sock *sock, uint64_t stream_id,
uint64_t last_net_seq_num);
-int relayd_quiescent_control(struct lttcomm_sock *sock);
-int relayd_begin_data_pending(struct lttcomm_sock *sock, uint64_t id);
-int relayd_end_data_pending(struct lttcomm_sock *sock, uint64_t id,
+int relayd_quiescent_control(struct lttcomm_relayd_sock *sock,
+ uint64_t metadata_stream_id);
+int relayd_begin_data_pending(struct lttcomm_relayd_sock *sock, uint64_t id);
+int relayd_end_data_pending(struct lttcomm_relayd_sock *sock, uint64_t id,
unsigned int *is_data_inflight);
+int relayd_send_index(struct lttcomm_relayd_sock *rsock,
+ struct ctf_packet_index *index, uint64_t relay_stream_id,
+ uint64_t net_seq_num);
+int relayd_reset_metadata(struct lttcomm_relayd_sock *rsock,
+ uint64_t stream_id, uint64_t version);
+/* `positions` is an array of `stream_count` relayd_stream_rotation_position. */
+int relayd_rotate_streams(struct lttcomm_relayd_sock *sock,
+ unsigned int stream_count, const uint64_t *new_chunk_id,
+ const struct relayd_stream_rotation_position *positions);
+int relayd_create_trace_chunk(struct lttcomm_relayd_sock *sock,
+ struct lttng_trace_chunk *chunk);
+int relayd_close_trace_chunk(struct lttcomm_relayd_sock *sock,
+ struct lttng_trace_chunk *chunk,
+ char *path);
+int relayd_trace_chunk_exists(struct lttcomm_relayd_sock *sock,
+ uint64_t chunk_id, bool *chunk_exists);
#endif /* _RELAYD_H */