From: Jérémie Galarneau <jeremie.galarneau@efficios.com>
Date: Mon, 6 Oct 2014 01:20:25 +0000 (-0400)
Subject: Add UUID accessors to CTF-IR clock
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=85b743f4fb661eec7cf76b546564f62ceaf22a34;p=deliverable%2Fbabeltrace.git

Add UUID accessors to CTF-IR clock

Signed-off-by: Jérémie Galarneau <jeremie.galarneau@efficios.com>
---

diff --git a/formats/ctf/ir/clock.c b/formats/ctf/ir/clock.c
index 2a55857f0..a883f53ee 100644
--- a/formats/ctf/ir/clock.c
+++ b/formats/ctf/ir/clock.c
@@ -245,6 +245,34 @@ end:
 	return ret;
 }
 
+const unsigned char *bt_ctf_clock_get_uuid(struct bt_ctf_clock *clock)
+{
+	const unsigned char *ret;
+
+	if (!clock) {
+		ret = NULL;
+		goto end;
+	}
+
+	ret = clock->uuid;
+end:
+	return ret;
+}
+
+int bt_ctf_clock_set_uuid(struct bt_ctf_clock *clock, const unsigned char *uuid)
+{
+	int ret = 0;
+
+	if (!clock || !uuid) {
+		ret = -1;
+		goto end;
+	}
+
+	memcpy(clock->uuid, uuid, sizeof(uuid_t));
+end:
+	return ret;
+}
+
 uint64_t bt_ctf_clock_get_time(struct bt_ctf_clock *clock)
 {
 	uint64_t ret = -1ULL;
diff --git a/include/babeltrace/ctf-ir/clock.h b/include/babeltrace/ctf-ir/clock.h
index c1ae948a3..dea3f2b6c 100644
--- a/include/babeltrace/ctf-ir/clock.h
+++ b/include/babeltrace/ctf-ir/clock.h
@@ -208,6 +208,31 @@ extern int bt_ctf_clock_get_is_absolute(struct bt_ctf_clock *clock);
 extern int bt_ctf_clock_set_is_absolute(struct bt_ctf_clock *clock,
 		int is_absolute);
 
+/*
+ * bt_ctf_clock_get_uuid: get a clock's UUID.
+ *
+ * Get the clock's UUID.
+ *
+ * @param clock Clock instance.
+ *
+ * Returns a pointer to the clock's UUID (16 byte array) on success,
+ * NULL on error.
+ */
+extern const unsigned char *bt_ctf_clock_get_uuid(struct bt_ctf_clock *clock);
+
+/*
+ * bt_ctf_clock_set_uuid: set a clock's UUID.
+ *
+ * Set a clock's UUID.
+ *
+ * @param clock Clock instance.
+ * @param uuid A 16-byte array containing a UUID.
+ *
+ * Returns 0 on success, a negative value on error.
+ */
+extern int bt_ctf_clock_set_uuid(struct bt_ctf_clock *clock,
+		 const unsigned char *uuid);
+
 /*
  * bt_ctf_clock_get_time: get a clock's current time value.
  *