[babeltrace.git] / src / lib / graph / message / stream.c

/*
 * Copyright 2017-2018 Philippe Proulx <pproulx@efficios.com>
 * Copyright 2016 Jérémie Galarneau <jeremie.galarneau@efficios.com>
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

#define BT_LOG_TAG "LIB/MSG-STREAM"
#include "lib/logging.h"

#include "lib/assert-pre.h"
#include "compat/compiler.h"
#include <babeltrace2/trace-ir/clock-snapshot-const.h>
#include "lib/trace-ir/stream.h"
#include <babeltrace2/trace-ir/stream-class.h>
#include "lib/trace-ir/stream-class.h"
#include <babeltrace2/graph/message-stream-beginning.h>
#include <babeltrace2/graph/message-stream-end.h>
#include <babeltrace2/graph/message-stream-beginning-const.h>
#include <babeltrace2/graph/message-stream-end-const.h>
#include "common/assert.h"
#include <inttypes.h>

#include "stream.h"

static
void destroy_stream_message(struct bt_object *obj)
{
	struct bt_message_stream *message = (void *) obj;

	BT_LIB_LOGD("Destroying stream message: %!+n", message);

	if (message->default_cs) {
		BT_LIB_LOGD("Putting default clock snapshot: %!+k",
			message->default_cs);
		bt_clock_snapshot_destroy(message->default_cs);
		message->default_cs = NULL;
	}

	BT_LIB_LOGD("Putting stream: %!+s", message->stream);
	BT_OBJECT_PUT_REF_AND_RESET(message->stream);
	g_free(message);
}

static inline
struct bt_message *create_stream_message(
		struct bt_self_message_iterator *self_msg_iter,
		struct bt_stream *stream, enum bt_message_type type)
{
	struct bt_message_stream *message;
	struct bt_stream_class *stream_class;

	BT_ASSERT_PRE_NON_NULL(self_msg_iter, "Message iterator");
	BT_ASSERT_PRE_NON_NULL(stream, "Stream");
	stream_class = bt_stream_borrow_class(stream);
	BT_ASSERT(stream_class);
	BT_LIB_LOGD("Creating stream message object: "
		"type=%s, %![stream-]+s, %![sc-]+S",
		bt_message_type_string(type), stream, stream_class);
	message = g_new0(struct bt_message_stream, 1);
	if (!message) {
		BT_LIB_LOGE_APPEND_CAUSE(
			"Failed to allocate one stream message.");
		goto error;
	}

	bt_message_init(&message->parent, type,
		destroy_stream_message, NULL);
	message->stream = stream;
	bt_object_get_no_null_check(message->stream);

	if (stream_class->default_clock_class) {
		message->default_cs = bt_clock_snapshot_create(
			stream_class->default_clock_class);
		if (!message->default_cs) {
			goto error;
		}
	}

	BT_LIB_LOGD("Created stream message object: "
		"%![msg-]+n, %![stream-]+s, %![sc-]+S", message,
		stream, stream_class);

	goto end;

error:
	if (message) {
		g_free(message);
		message = NULL;
	}

end:
	return &message->parent;
}

struct bt_message *bt_message_stream_beginning_create(
		struct bt_self_message_iterator *self_msg_iter,
		const struct bt_stream *stream)
{
	return create_stream_message(self_msg_iter, (void *) stream,
		BT_MESSAGE_TYPE_STREAM_BEGINNING);
}

struct bt_message *bt_message_stream_end_create(
		struct bt_self_message_iterator *self_msg_iter,
		const struct bt_stream *stream)
{
	return create_stream_message(self_msg_iter, (void *) stream,
		BT_MESSAGE_TYPE_STREAM_END);
}

static inline
struct bt_stream *borrow_stream_message_stream(struct bt_message *message)
{
	struct bt_message_stream *stream_msg;

	BT_ASSERT(message);
	stream_msg = (void *) message;
	return stream_msg->stream;
}

struct bt_stream *bt_message_stream_beginning_borrow_stream(
		struct bt_message *message)
{
	BT_ASSERT_PRE_DEV_NON_NULL(message, "Message");
	BT_ASSERT_PRE_DEV_MSG_IS_TYPE(message,
		BT_MESSAGE_TYPE_STREAM_BEGINNING);
	return borrow_stream_message_stream(message);
}

struct bt_stream *bt_message_stream_end_borrow_stream(
		struct bt_message *message)
{
	BT_ASSERT_PRE_DEV_NON_NULL(message, "Message");
	BT_ASSERT_PRE_DEV_MSG_IS_TYPE(message,
		BT_MESSAGE_TYPE_STREAM_END);
	return borrow_stream_message_stream(message);
}

const struct bt_stream *bt_message_stream_beginning_borrow_stream_const(
		const struct bt_message *message)
{
	return bt_message_stream_beginning_borrow_stream(
		(void *) message);
}

const struct bt_stream *bt_message_stream_end_borrow_stream_const(
		const struct bt_message *message)
{
	return bt_message_stream_end_borrow_stream(
		(void *) message);
}

static
void bt_message_stream_set_default_clock_snapshot(
		struct bt_message *msg, uint64_t raw_value)
{
	struct bt_message_stream *stream_msg = (void *) msg;
	struct bt_stream_class *sc;

	BT_ASSERT(msg);
	BT_ASSERT_PRE_DEV_HOT(msg, "Message", ": %!+n", msg);
	sc = stream_msg->stream->class;
	BT_ASSERT(sc);
	BT_ASSERT_PRE(sc->default_clock_class,
		"Message's stream's class has no default clock class: "
		"%![msg-]+n, %![sc-]+S", msg, sc);
	BT_ASSERT(stream_msg->default_cs);
	bt_clock_snapshot_set_raw_value(stream_msg->default_cs, raw_value);
	stream_msg->default_cs_state = BT_MESSAGE_STREAM_CLOCK_SNAPSHOT_STATE_KNOWN;
	BT_LIB_LOGD("Set stream message's default clock snapshot: "
		"%![msg-]+n, value=%" PRIu64, msg, raw_value);
}

void bt_message_stream_beginning_set_default_clock_snapshot(
		struct bt_message *message, uint64_t raw_value)
{
	BT_ASSERT_PRE_NON_NULL(message, "Message");
	BT_ASSERT_PRE_MSG_IS_TYPE(message, BT_MESSAGE_TYPE_STREAM_BEGINNING);

	bt_message_stream_set_default_clock_snapshot(message, raw_value);
}

void bt_message_stream_end_set_default_clock_snapshot(
		struct bt_message *message, uint64_t raw_value)
{
	BT_ASSERT_PRE_NON_NULL(message, "Message");
	BT_ASSERT_PRE_MSG_IS_TYPE(message, BT_MESSAGE_TYPE_STREAM_END);

	return bt_message_stream_set_default_clock_snapshot(message, raw_value);
}

static enum bt_message_stream_clock_snapshot_state
bt_message_stream_borrow_default_clock_snapshot_const(
		const bt_message *msg, const bt_clock_snapshot **snapshot)
{
	struct bt_message_stream *stream_msg = (void *) msg;
	struct bt_stream_class *sc;

	BT_ASSERT(msg);
	sc = stream_msg->stream->class;
	BT_ASSERT(sc);
	BT_ASSERT_PRE_DEV(sc->default_clock_class,
		"Message's stream's class has no default clock class: "
		"%![msg-]+n, %![sc-]+S", msg, sc);
	BT_ASSERT(stream_msg->default_cs);

	*snapshot = stream_msg->default_cs;

	return stream_msg->default_cs_state;
}

enum bt_message_stream_clock_snapshot_state
bt_message_stream_beginning_borrow_default_clock_snapshot_const(
		const bt_message *message, const bt_clock_snapshot **snapshot)
{
	BT_ASSERT_PRE_DEV_NON_NULL(message, "Message");
	BT_ASSERT_PRE_DEV_MSG_IS_TYPE(message,
		BT_MESSAGE_TYPE_STREAM_BEGINNING);
	return bt_message_stream_borrow_default_clock_snapshot_const(
		message, snapshot);
}

enum bt_message_stream_clock_snapshot_state
bt_message_stream_end_borrow_default_clock_snapshot_const(
		const bt_message *message, const bt_clock_snapshot **snapshot)
{
	BT_ASSERT_PRE_DEV_NON_NULL(message, "Message");
	BT_ASSERT_PRE_DEV_MSG_IS_TYPE(message, BT_MESSAGE_TYPE_STREAM_END);
	return bt_message_stream_borrow_default_clock_snapshot_const(
		message, snapshot);
}

static inline
const struct bt_clock_class *
borrow_stream_message_stream_class_default_clock_class(
		const struct bt_message *msg)
{
	struct bt_message_stream *stream_msg = (void *) msg;

	BT_ASSERT(msg);
	return stream_msg->stream->class->default_clock_class;
}

const struct bt_clock_class *
bt_message_stream_beginning_borrow_stream_class_default_clock_class_const(
		const struct bt_message *msg)
{
	BT_ASSERT_PRE_DEV_NON_NULL(msg, "Message");
	BT_ASSERT_PRE_DEV_MSG_IS_TYPE(msg,
		BT_MESSAGE_TYPE_STREAM_BEGINNING);
	return borrow_stream_message_stream_class_default_clock_class(msg);
}

const struct bt_clock_class *
bt_message_stream_end_borrow_stream_class_default_clock_class_const(
		const struct bt_message *msg)
{
	BT_ASSERT_PRE_DEV_NON_NULL(msg, "Message");
	BT_ASSERT_PRE_DEV_MSG_IS_TYPE(msg, BT_MESSAGE_TYPE_STREAM_END);
	return borrow_stream_message_stream_class_default_clock_class(msg);
}
Commit	Line	Data
d6e69534 PP	1	/*
	2	* Copyright 2017-2018 Philippe Proulx <pproulx@efficios.com>
	3	* Copyright 2016 Jérémie Galarneau <jeremie.galarneau@efficios.com>
	4	*
	5	* Permission is hereby granted, free of charge, to any person obtaining a copy
	6	* of this software and associated documentation files (the "Software"), to deal
	7	* in the Software without restriction, including without limitation the rights
	8	* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
	9	* copies of the Software, and to permit persons to whom the Software is
	10	* furnished to do so, subject to the following conditions:
	11	*
	12	* The above copyright notice and this permission notice shall be included in
	13	* all copies or substantial portions of the Software.
	14	*
	15	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
	16	* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
	17	* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
	18	* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
	19	* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
	20	* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
	21	* SOFTWARE.
	22	*/
	23
350ad6c1	24	#define BT_LOG_TAG "LIB/MSG-STREAM"
c2d9d9cf	25	#include "lib/logging.h"
d6e69534	26
578e048b MJ	27	#include "lib/assert-pre.h"
578e048b MJ	28	#include "compat/compiler.h"
3fadfbc0	29	#include <babeltrace2/trace-ir/clock-snapshot-const.h>
578e048b	30	#include "lib/trace-ir/stream.h"
3fadfbc0	31	#include <babeltrace2/trace-ir/stream-class.h>
578e048b	32	#include "lib/trace-ir/stream-class.h"
3fadfbc0 MJ	33	#include <babeltrace2/graph/message-stream-beginning.h>
	34	#include <babeltrace2/graph/message-stream-end.h>
	35	#include <babeltrace2/graph/message-stream-beginning-const.h>
	36	#include <babeltrace2/graph/message-stream-end-const.h>
578e048b	37	#include "common/assert.h"
d6e69534 PP	38	#include <inttypes.h>
d6e69534 PP	39
578e048b MJ	40	#include "stream.h"
578e048b MJ	41
d6e69534	42	static
5df26c89	43	void destroy_stream_message(struct bt_object *obj)
d6e69534	44	{
5df26c89	45	struct bt_message_stream message = (void ) obj;
d6e69534	46
5df26c89	47	BT_LIB_LOGD("Destroying stream message: %!+n", message);
82cacf47 PP	48
	49	if (message->default_cs) {
	50	BT_LIB_LOGD("Putting default clock snapshot: %!+k",
	51	message->default_cs);
	52	bt_clock_snapshot_destroy(message->default_cs);
	53	message->default_cs = NULL;
	54	}
	55
d6e69534 PP	56	BT_LIB_LOGD("Putting stream: %!+s", message->stream);
d6e69534 PP	57	BT_OBJECT_PUT_REF_AND_RESET(message->stream);
d6e69534 PP	58	g_free(message);
	59	}
	60
5df26c89 PP	61	static inline
5df26c89 PP	62	struct bt_message *create_stream_message(
d6e69534	63	struct bt_self_message_iterator *self_msg_iter,
5df26c89	64	struct bt_stream *stream, enum bt_message_type type)
d6e69534	65	{
5df26c89	66	struct bt_message_stream *message;
d6e69534 PP	67	struct bt_stream_class *stream_class;
	68
	69	BT_ASSERT_PRE_NON_NULL(self_msg_iter, "Message iterator");
	70	BT_ASSERT_PRE_NON_NULL(stream, "Stream");
	71	stream_class = bt_stream_borrow_class(stream);
	72	BT_ASSERT(stream_class);
5df26c89 PP	73	BT_LIB_LOGD("Creating stream message object: "
	74	"type=%s, %![stream-]+s, %![sc-]+S",
	75	bt_message_type_string(type), stream, stream_class);
	76	message = g_new0(struct bt_message_stream, 1);
d6e69534	77	if (!message) {
870631a2 PP	78	BT_LIB_LOGE_APPEND_CAUSE(
870631a2 PP	79	"Failed to allocate one stream message.");
d6e69534 PP	80	goto error;
	81	}
	82
5df26c89 PP	83	bt_message_init(&message->parent, type,
5df26c89 PP	84	destroy_stream_message, NULL);
d6e69534 PP	85	message->stream = stream;
d6e69534 PP	86	bt_object_get_no_null_check(message->stream);
188edac1 SM	87
	88	if (stream_class->default_clock_class) {
	89	message->default_cs = bt_clock_snapshot_create(
	90	stream_class->default_clock_class);
	91	if (!message->default_cs) {
	92	goto error;
	93	}
	94	}
	95
5df26c89	96	BT_LIB_LOGD("Created stream message object: "
d6e69534 PP	97	"%![msg-]+n, %![stream-]+s, %![sc-]+S", message,
	98	stream, stream_class);
	99
188edac1	100	goto end;
5df26c89	101
d6e69534	102	error:
188edac1 SM	103	if (message) {
	104	g_free(message);
	105	message = NULL;
	106	}
	107
	108	end:
	109	return &message->parent;
d6e69534 PP	110	}
d6e69534 PP	111
5df26c89 PP	112	struct bt_message *bt_message_stream_beginning_create(
5df26c89 PP	113	struct bt_self_message_iterator *self_msg_iter,
58085ca4	114	const struct bt_stream *stream)
d6e69534	115	{
58085ca4	116	return create_stream_message(self_msg_iter, (void *) stream,
5df26c89	117	BT_MESSAGE_TYPE_STREAM_BEGINNING);
d6e69534 PP	118	}
d6e69534 PP	119
5df26c89 PP	120	struct bt_message *bt_message_stream_end_create(
5df26c89 PP	121	struct bt_self_message_iterator *self_msg_iter,
58085ca4	122	const struct bt_stream *stream)
d6e69534	123	{
58085ca4	124	return create_stream_message(self_msg_iter, (void *) stream,
5df26c89	125	BT_MESSAGE_TYPE_STREAM_END);
d6e69534 PP	126	}
d6e69534 PP	127
5df26c89 PP	128	static inline
5df26c89 PP	129	struct bt_stream borrow_stream_message_stream(struct bt_message message)
d6e69534	130	{
5df26c89	131	struct bt_message_stream *stream_msg;
d6e69534	132
5df26c89 PP	133	BT_ASSERT(message);
	134	stream_msg = (void *) message;
	135	return stream_msg->stream;
d6e69534 PP	136	}
d6e69534 PP	137
5df26c89 PP	138	struct bt_stream *bt_message_stream_beginning_borrow_stream(
5df26c89 PP	139	struct bt_message *message)
d6e69534	140	{
bdb288b3 PP	141	BT_ASSERT_PRE_DEV_NON_NULL(message, "Message");
	142	BT_ASSERT_PRE_DEV_MSG_IS_TYPE(message,
	143	BT_MESSAGE_TYPE_STREAM_BEGINNING);
5df26c89	144	return borrow_stream_message_stream(message);
d6e69534 PP	145	}
d6e69534 PP	146
5df26c89	147	struct bt_stream *bt_message_stream_end_borrow_stream(
d6e69534 PP	148	struct bt_message *message)
d6e69534 PP	149	{
bdb288b3 PP	150	BT_ASSERT_PRE_DEV_NON_NULL(message, "Message");
	151	BT_ASSERT_PRE_DEV_MSG_IS_TYPE(message,
	152	BT_MESSAGE_TYPE_STREAM_END);
5df26c89	153	return borrow_stream_message_stream(message);
d6e69534 PP	154	}
	155
	156	const struct bt_stream *bt_message_stream_beginning_borrow_stream_const(
	157	const struct bt_message *message)
	158	{
	159	return bt_message_stream_beginning_borrow_stream(
	160	(void *) message);
	161	}
5df26c89 PP	162
	163	const struct bt_stream *bt_message_stream_end_borrow_stream_const(
	164	const struct bt_message *message)
	165	{
	166	return bt_message_stream_end_borrow_stream(
	167	(void *) message);
	168	}
188edac1 SM	169
	170	static
	171	void bt_message_stream_set_default_clock_snapshot(
	172	struct bt_message *msg, uint64_t raw_value)
	173	{
	174	struct bt_message_stream stream_msg = (void ) msg;
	175	struct bt_stream_class *sc;
	176
	177	BT_ASSERT(msg);
bdb288b3	178	BT_ASSERT_PRE_DEV_HOT(msg, "Message", ": %!+n", msg);
188edac1 SM	179	sc = stream_msg->stream->class;
	180	BT_ASSERT(sc);
	181	BT_ASSERT_PRE(sc->default_clock_class,
	182	"Message's stream's class has no default clock class: "
	183	"%![msg-]+n, %![sc-]+S", msg, sc);
	184	BT_ASSERT(stream_msg->default_cs);
	185	bt_clock_snapshot_set_raw_value(stream_msg->default_cs, raw_value);
	186	stream_msg->default_cs_state = BT_MESSAGE_STREAM_CLOCK_SNAPSHOT_STATE_KNOWN;
	187	BT_LIB_LOGD("Set stream message's default clock snapshot: "
	188	"%![msg-]+n, value=%" PRIu64, msg, raw_value);
	189	}
	190
	191	void bt_message_stream_beginning_set_default_clock_snapshot(
	192	struct bt_message *message, uint64_t raw_value)
	193	{
	194	BT_ASSERT_PRE_NON_NULL(message, "Message");
	195	BT_ASSERT_PRE_MSG_IS_TYPE(message, BT_MESSAGE_TYPE_STREAM_BEGINNING);
	196
	197	bt_message_stream_set_default_clock_snapshot(message, raw_value);
	198	}
	199
	200	void bt_message_stream_end_set_default_clock_snapshot(
	201	struct bt_message *message, uint64_t raw_value)
	202	{
	203	BT_ASSERT_PRE_NON_NULL(message, "Message");
	204	BT_ASSERT_PRE_MSG_IS_TYPE(message, BT_MESSAGE_TYPE_STREAM_END);
	205
	206	return bt_message_stream_set_default_clock_snapshot(message, raw_value);
	207	}
	208
	209	static enum bt_message_stream_clock_snapshot_state
	210	bt_message_stream_borrow_default_clock_snapshot_const(
	211	const bt_message msg, const bt_clock_snapshot *snapshot)
	212	{
	213	struct bt_message_stream stream_msg = (void ) msg;
	214	struct bt_stream_class *sc;
	215
	216	BT_ASSERT(msg);
	217	sc = stream_msg->stream->class;
	218	BT_ASSERT(sc);
bdb288b3	219	BT_ASSERT_PRE_DEV(sc->default_clock_class,
188edac1 SM	220	"Message's stream's class has no default clock class: "
	221	"%![msg-]+n, %![sc-]+S", msg, sc);
	222	BT_ASSERT(stream_msg->default_cs);
	223
	224	*snapshot = stream_msg->default_cs;
	225
	226	return stream_msg->default_cs_state;
	227	}
	228
	229	enum bt_message_stream_clock_snapshot_state
	230	bt_message_stream_beginning_borrow_default_clock_snapshot_const(
	231	const bt_message message, const bt_clock_snapshot *snapshot)
	232	{
bdb288b3 PP	233	BT_ASSERT_PRE_DEV_NON_NULL(message, "Message");
	234	BT_ASSERT_PRE_DEV_MSG_IS_TYPE(message,
	235	BT_MESSAGE_TYPE_STREAM_BEGINNING);
188edac1 SM	236	return bt_message_stream_borrow_default_clock_snapshot_const(
	237	message, snapshot);
	238	}
	239
	240	enum bt_message_stream_clock_snapshot_state
	241	bt_message_stream_end_borrow_default_clock_snapshot_const(
	242	const bt_message message, const bt_clock_snapshot *snapshot)
	243	{
bdb288b3 PP	244	BT_ASSERT_PRE_DEV_NON_NULL(message, "Message");
bdb288b3 PP	245	BT_ASSERT_PRE_DEV_MSG_IS_TYPE(message, BT_MESSAGE_TYPE_STREAM_END);
188edac1 SM	246	return bt_message_stream_borrow_default_clock_snapshot_const(
	247	message, snapshot);
	248	}
	249
	250	static inline
	251	const struct bt_clock_class *
	252	borrow_stream_message_stream_class_default_clock_class(
	253	const struct bt_message *msg)
	254	{
	255	struct bt_message_stream stream_msg = (void ) msg;
	256
	257	BT_ASSERT(msg);
	258	return stream_msg->stream->class->default_clock_class;
	259	}
	260
	261	const struct bt_clock_class *
	262	bt_message_stream_beginning_borrow_stream_class_default_clock_class_const(
	263	const struct bt_message *msg)
	264	{
bdb288b3 PP	265	BT_ASSERT_PRE_DEV_NON_NULL(msg, "Message");
bdb288b3 PP	266	BT_ASSERT_PRE_DEV_MSG_IS_TYPE(msg,
188edac1 SM	267	BT_MESSAGE_TYPE_STREAM_BEGINNING);
	268	return borrow_stream_message_stream_class_default_clock_class(msg);
	269	}
	270
	271	const struct bt_clock_class *
	272	bt_message_stream_end_borrow_stream_class_default_clock_class_const(
	273	const struct bt_message *msg)
	274	{
bdb288b3 PP	275	BT_ASSERT_PRE_DEV_NON_NULL(msg, "Message");
bdb288b3 PP	276	BT_ASSERT_PRE_DEV_MSG_IS_TYPE(msg, BT_MESSAGE_TYPE_STREAM_END);
188edac1 SM	277	return borrow_stream_message_stream_class_default_clock_class(msg);
188edac1 SM	278	}