X-Git-Url: http://git.efficios.com/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fbin%2Flttng-relayd%2Fstream.h;h=ca6be8133dc9cd963f5fcdbdae379b813119ef84;hp=7e2b1334ec9c54e3e3ca3c5229b4e664c31c06b8;hb=a44ca2ca85e4b64729f7b88b1919fd6737dfff8a;hpb=9237e6a108fdba7acc014f739d0569565552bdec

diff --git a/src/bin/lttng-relayd/stream.h b/src/bin/lttng-relayd/stream.h
index 7e2b1334e..ca6be8133 100644
--- a/src/bin/lttng-relayd/stream.h
+++ b/src/bin/lttng-relayd/stream.h
@@ -29,6 +29,7 @@
 
 #include "session.h"
 #include "stream-fd.h"
+#include "tracefile-array.h"
 
 /*
  * Represents a stream in the relay
@@ -67,15 +68,22 @@ struct relay_stream {
 	uint64_t tracefile_size;
 	uint64_t tracefile_size_current;
 	uint64_t tracefile_count;
-	uint64_t current_tracefile_id;
 
-	uint64_t current_tracefile_seq;	/* Free-running counter. */
-	uint64_t oldest_tracefile_seq;	/* Free-running counter. */
-
-	/* To inform the viewer up to where it can go back in time. */
-	uint64_t oldest_tracefile_id;
+	/*
+	 * Counts the number of received indexes. The "tag" associated
+	 * with an index is taken before incrementing this seqcount.
+	 * Therefore, the sequence tag associated with the last index
+	 * received is always index_received_seqcount - 1.
+	 */
+	uint64_t index_received_seqcount;
 
-	uint64_t total_index_received;
+	/*
+	 * Tracefile array is an index of the stream trace files,
+	 * indexed by position. It allows keeping track of the oldest
+	 * available indexes when overwriting trace files in tracefile
+	 * rotation.
+	 */
+	struct tracefile_array *tfa;
 
 	bool closed;	/* Stream is closed. */