/*
* BabelTrace - CTF IR: Clock internal
*
- * Copyright 2013 EfficiOS Inc.
+ * Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com>
*
* Author: Jérémie Galarneau <jeremie.galarneau@efficios.com>
*
* SOFTWARE.
*/
-#include <babeltrace/ctf-writer/ref-internal.h>
#include <babeltrace/ctf-writer/clock.h>
-#include <babeltrace/ctf-writer/writer-internal.h>
+#include <babeltrace/ctf-ir/trace-internal.h>
+#include <babeltrace/object-internal.h>
#include <babeltrace/babeltrace-internal.h>
#include <glib.h>
-#include <uuid/uuid.h>
+#include <babeltrace/compat/uuid.h>
struct bt_ctf_clock {
- struct bt_ctf_ref ref_count;
+ struct bt_object base;
GString *name;
GString *description;
uint64_t frequency;
uint64_t precision;
- uint64_t offset_s; /* Offset in seconds */
- uint64_t offset; /* Offset in ticks */
- uint64_t time; /* Current clock value */
+ int64_t offset_s; /* Offset in seconds */
+ int64_t offset; /* Offset in ticks */
+ uint64_t value; /* Current clock value */
uuid_t uuid;
+ int uuid_set;
int absolute;
+
+ /*
+ * This field is set once a clock is added to a trace. If the
+ * trace was created by a CTF writer, then the clock's value
+ * can be set and returned. Otherwise both functions fail
+ * because, in non-writer mode, clocks do not have global
+ * values: values are per-stream.
+ */
+ int has_value;
+
/*
* A clock's properties can't be modified once it is added to a stream
* class.
int frozen;
};
+struct bt_ctf_clock_value {
+ struct bt_object base;
+ struct bt_ctf_clock *clock_class;
+ uint64_t value;
+};
+
BT_HIDDEN
void bt_ctf_clock_freeze(struct bt_ctf_clock *clock);
void bt_ctf_clock_serialize(struct bt_ctf_clock *clock,
struct metadata_context *context);
+BT_HIDDEN
+bool bt_ctf_clock_is_valid(struct bt_ctf_clock *clock);
+
+BT_HIDDEN
+int bt_ctf_clock_get_value(struct bt_ctf_clock *clock, uint64_t *value);
+
#endif /* BABELTRACE_CTF_IR_CLOCK_INTERNAL_H */