From: Philippe Proulx <eeppeliteloop@gmail.com>
Date: Wed, 8 Apr 2015 00:03:31 +0000 (-0400)
Subject: ir: add bt_ctf_event_get_payload_field()
X-Git-Tag: v2.0.0-pre1~1256
X-Git-Url: http://git.efficios.com/?p=babeltrace.git;a=commitdiff_plain;h=71362d5384a769c154185f03afe6ef1c099aa795

ir: add bt_ctf_event_get_payload_field()

Signed-off-by: Philippe Proulx <eeppeliteloop@gmail.com>
Signed-off-by: Jérémie Galarneau <jeremie.galarneau@efficios.com>
---

diff --git a/formats/ctf/ir/event.c b/formats/ctf/ir/event.c
index c168854e..d5c66c4d 100644
--- a/formats/ctf/ir/event.c
+++ b/formats/ctf/ir/event.c
@@ -704,6 +704,19 @@ end:
 	return ret;
 }
 
+struct bt_ctf_field *bt_ctf_event_get_payload_field(struct bt_ctf_event *event)
+{
+	struct bt_ctf_field *payload = NULL;
+
+	if (!event || !event->fields_payload) {
+		goto end;
+	}
+
+	payload = event->fields_payload;
+	bt_ctf_field_get(payload);
+end:
+	return payload;
+}
 
 struct bt_ctf_field *bt_ctf_event_get_payload(struct bt_ctf_event *event,
 		const char *name)
diff --git a/include/babeltrace/ctf-ir/event.h b/include/babeltrace/ctf-ir/event.h
index 63bd74e5..2f1ca8c8 100644
--- a/include/babeltrace/ctf-ir/event.h
+++ b/include/babeltrace/ctf-ir/event.h
@@ -367,6 +367,16 @@ extern struct bt_ctf_stream *bt_ctf_event_get_stream(
 extern struct bt_ctf_clock *bt_ctf_event_get_clock(
 		struct bt_ctf_event *event);
 
+/*
+ * bt_ctf_event_get_payload_field: get an event's payload.
+ *
+ * @param event Event instance.
+ *
+ * Returns a field instance on success, NULL on error.
+ */
+extern struct bt_ctf_field *bt_ctf_event_get_payload_field(
+		struct bt_ctf_event *event);
+
 /*
  * bt_ctf_event_get_payload: get an event's field.
  *