Fix: stream intersection fails on snapshot of cleared session

[lttng-tools.git] / src / common / consumer / consumer.h

diff --git a/src/common/consumer/consumer.h b/src/common/consumer/consumer.h
index 4770671c003a35f40d67ce4d85f199587323e93f..73189660ce4eb888bf3acc12a0f17ea0c3f9071e 100644 (file)
--- a/src/common/consumer/consumer.h
+++ b/src/common/consumer/consumer.h
@@ -64,6 +64,7 @@ enum lttng_consumer_command {
        LTTNG_CONSUMER_CLOSE_TRACE_CHUNK,
        LTTNG_CONSUMER_TRACE_CHUNK_EXISTS,
        LTTNG_CONSUMER_CLEAR_CHANNEL,
+       LTTNG_CONSUMER_OPEN_CHANNEL_PACKETS,
 };
 
 enum lttng_consumer_type {
@@ -88,6 +89,12 @@ enum consumer_channel_type {
        CONSUMER_CHANNEL_TYPE_DATA      = 1,
 };
 
+enum sync_metadata_status {
+       SYNC_METADATA_STATUS_NEW_DATA,
+       SYNC_METADATA_STATUS_NO_DATA,
+       SYNC_METADATA_STATUS_ERROR,
+};
+
 extern struct lttng_consumer_global_data consumer_data;
 
 struct stream_list {
@@ -590,6 +597,9 @@ struct lttng_consumer_stream {
         */
        uint64_t rotate_position;
 
+       /* Whether or not a packet was opened during the current trace chunk. */
+       bool opened_packet_in_current_trace_chunk;
+
        /*
         * Read-only copies of channel values. We cannot safely access the
         * channel from a stream, so we need to have a local copy of these
@@ -1039,5 +1049,7 @@ enum lttcomm_return_code lttng_consumer_init_command(
                struct lttng_consumer_local_data *ctx,
                const lttng_uuid sessiond_uuid);
 int lttng_consumer_clear_channel(struct lttng_consumer_channel *channel);
+enum lttcomm_return_code lttng_consumer_open_channel_packets(
+               struct lttng_consumer_channel *channel);
 
 #endif /* LIB_CONSUMER_H */