Implement consumer ring buffer position sampling
[lttng-tools.git] / src / common / ust-consumer / ust-consumer.h
index 67b5bb51142a46bf79765440acb7bc371b3d0f6f..b5ff161864255a58278c3c8ecf1da1d223f0994c 100644 (file)
@@ -26,6 +26,8 @@
 #ifdef HAVE_LIBLTTNG_UST_CTL
 
 int lttng_ustconsumer_take_snapshot(struct lttng_consumer_stream *stream);
+int lttng_ustconsumer_sample_snapshot_positions(
+               struct lttng_consumer_stream *stream);
 
 int lttng_ustconsumer_get_produced_snapshot(
                struct lttng_consumer_stream *stream, unsigned long *pos);
@@ -96,6 +98,13 @@ int lttng_ustconsumer_take_snapshot(struct lttng_consumer_stream *stream)
        return -ENOSYS;
 }
 
+static inline
+int lttng_ustconsumer_sample_snapshot_positions(
+               struct lttng_consumer_stream *stream)
+{
+       return -ENOSYS;
+}
+
 static inline
 int lttng_ustconsumer_get_produced_snapshot(
                struct lttng_consumer_stream *stream, unsigned long *pos)
@@ -103,6 +112,13 @@ int lttng_ustconsumer_get_produced_snapshot(
        return -ENOSYS;
 }
 
+static inline
+int lttng_ustconsumer_get_consumed_snapshot(
+               struct lttng_consumer_stream *stream, unsigned long *pos)
+{
+       return -ENOSYS;
+}
+
 static inline
 int lttng_ustconsumer_recv_cmd(struct lttng_consumer_local_data *ctx,
                int sock, struct pollfd *consumer_sockpoll)
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