X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=src%2Fcommon%2Fconsumer%2Fconsumer.c;h=07de6757849f5a01e4c19d4bde771cca11ffe462;hb=15055ce5780557ef1053fcb4bd91a0746ffa30a0;hp=6b920b6b1ef63ee5d6e50cc4092b89bc498b7a9d;hpb=261de6373c70dcd52421642db5486747e9c10bae;p=lttng-tools.git

diff --git a/src/common/consumer/consumer.c b/src/common/consumer/consumer.c
index 6b920b6b1..07de67578 100644
--- a/src/common/consumer/consumer.c
+++ b/src/common/consumer/consumer.c
@@ -541,6 +541,16 @@ void consumer_del_stream_for_metadata(struct lttng_consumer_stream *stream)
 	consumer_stream_destroy(stream, metadata_ht);
 }
 
+void consumer_stream_update_channel_attributes(
+		struct lttng_consumer_stream *stream,
+		struct lttng_consumer_channel *channel)
+{
+	stream->channel_read_only_attributes.tracefile_size =
+			channel->tracefile_size;
+	memcpy(stream->channel_read_only_attributes.path, channel->pathname,
+			sizeof(stream->channel_read_only_attributes.path));
+}
+
 struct lttng_consumer_stream *consumer_allocate_stream(uint64_t channel_key,
 		uint64_t stream_key,
 		enum lttng_consumer_stream_state state,
@@ -1961,6 +1971,25 @@ end:
 	return written;
 }
 
+/*
+ * Sample the snapshot positions for a specific fd
+ *
+ * Returns 0 on success, < 0 on error
+ */
+int lttng_consumer_sample_snapshot_positions(struct lttng_consumer_stream *stream)
+{
+	switch (consumer_data.type) {
+	case LTTNG_CONSUMER_KERNEL:
+		return lttng_kconsumer_sample_snapshot_positions(stream);
+	case LTTNG_CONSUMER32_UST:
+	case LTTNG_CONSUMER64_UST:
+		return lttng_ustconsumer_sample_snapshot_positions(stream);
+	default:
+		ERR("Unknown consumer_data type");
+		assert(0);
+		return -ENOSYS;
+	}
+}
 /*
  * Take a snapshot for a specific fd
  *
@@ -2002,6 +2031,27 @@ int lttng_consumer_get_produced_snapshot(struct lttng_consumer_stream *stream,
 	}
 }
 
+/*
+ * Get the consumed position (free-running counter position in bytes).
+ *
+ * Returns 0 on success, < 0 on error
+ */
+int lttng_consumer_get_consumed_snapshot(struct lttng_consumer_stream *stream,
+		unsigned long *pos)
+{
+	switch (consumer_data.type) {
+	case LTTNG_CONSUMER_KERNEL:
+		return lttng_kconsumer_get_consumed_snapshot(stream, pos);
+	case LTTNG_CONSUMER32_UST:
+	case LTTNG_CONSUMER64_UST:
+		return lttng_ustconsumer_get_consumed_snapshot(stream, pos);
+	default:
+		ERR("Unknown consumer_data type");
+		assert(0);
+		return -ENOSYS;
+	}
+}
+
 int lttng_consumer_recv_cmd(struct lttng_consumer_local_data *ctx,
 		int sock, struct pollfd *consumer_sockpoll)
 {