[babeltrace.git] / lib / graph / notification / stream.c

/*
 * Babeltrace Plug-in Stream-related Notifications
 *
 * Copyright 2016 Jérémie Galarneau <jeremie.galarneau@efficios.com>
 *
 * Author: 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 "NOTIF-STREAM"
#include <babeltrace/lib-logging-internal.h>

#include <babeltrace/assert-pre-internal.h>
#include <babeltrace/compiler-internal.h>
#include <babeltrace/ctf-ir/stream-internal.h>
#include <babeltrace/ctf-ir/stream-class.h>
#include <babeltrace/ctf-ir/stream-class-internal.h>
#include <babeltrace/graph/notification-stream-internal.h>
#include <babeltrace/graph/private-connection-private-notification-iterator.h>
#include <babeltrace/assert-internal.h>
#include <inttypes.h>

static
void bt_notification_stream_end_destroy(struct bt_object *obj)
{
	struct bt_notification_stream_end *notification =
			(struct bt_notification_stream_end *) obj;

	BT_LOGD("Destroying stream end notification: addr=%p",
		notification);
	BT_LOGD_STR("Putting stream.");
	BT_PUT(notification->stream);

	if (notification->default_cv) {
		bt_clock_value_recycle(notification->default_cv);
	}

	g_free(notification);
}

struct bt_notification *bt_notification_stream_end_create(
		struct bt_private_connection_private_notification_iterator *notif_iter,
		struct bt_stream *stream)
{
	struct bt_notification_stream_end *notification;
	struct bt_stream_class *stream_class;

	BT_ASSERT_PRE_NON_NULL(stream, "Stream");
	stream_class = bt_stream_borrow_class(stream);
	BT_ASSERT(stream_class);
	BT_LOGD("Creating stream end notification object: "
		"stream-addr=%p, stream-name=\"%s\", "
		"stream-class-addr=%p, stream-class-name=\"%s\", "
		"stream-class-id=%" PRId64,
		stream, bt_stream_get_name(stream),
		stream_class,
		bt_stream_class_get_name(stream_class),
		bt_stream_class_get_id(stream_class));
	notification = g_new0(struct bt_notification_stream_end, 1);
	if (!notification) {
		BT_LOGE_STR("Failed to allocate one stream end notification.");
		goto error;
	}

	bt_notification_init(&notification->parent,
			BT_NOTIFICATION_TYPE_STREAM_END,
			bt_notification_stream_end_destroy, NULL);
	notification->stream = bt_get(stream);
	BT_LOGD("Created stream end notification object: "
		"stream-addr=%p, stream-name=\"%s\", "
		"stream-class-addr=%p, stream-class-name=\"%s\", "
		"stream-class-id=%" PRId64 ", addr=%p",
		stream, bt_stream_get_name(stream),
		stream_class,
		bt_stream_class_get_name(stream_class),
		bt_stream_class_get_id(stream_class), notification);
	return &notification->parent;
error:
	return NULL;
}

struct bt_stream *bt_notification_stream_end_borrow_stream(
		struct bt_notification *notification)
{
	struct bt_notification_stream_end *stream_end;

	BT_ASSERT_PRE_NON_NULL(notification, "Notification");
	BT_ASSERT_PRE_NOTIF_IS_TYPE(notification,
		BT_NOTIFICATION_TYPE_STREAM_END);
	stream_end = container_of(notification,
			struct bt_notification_stream_end, parent);
	return stream_end->stream;
}

int bt_notification_stream_end_set_default_clock_value(
		struct bt_notification *notif, uint64_t value_cycles)
{
	int ret = 0;
	struct bt_notification_stream_end *se_notif = (void *) notif;

	BT_ASSERT_PRE_NON_NULL(notif, "Notification");
	BT_ASSERT_PRE_HOT(notif, "Notification", ": %!+n", notif);
	BT_ASSERT_PRE_NOTIF_IS_TYPE(notif, BT_NOTIFICATION_TYPE_STREAM_END);
	BT_ASSERT_PRE(se_notif->stream->class->default_clock_class,
		"Notification's stream class has no default clock class: "
		"%![notif-]+n, %![sc-]+S", notif, se_notif->stream->class);

	if (!se_notif->default_cv) {
		se_notif->default_cv = bt_clock_value_create(
			se_notif->stream->class->default_clock_class);
		if (!se_notif->default_cv) {
			ret = -1;
			goto end;
		}
	}

	bt_clock_value_set_value_inline(se_notif->default_cv, value_cycles);
	BT_LIB_LOGV("Set notification's default clock value: %![notif-]+n, "
		"value=%" PRIu64, value_cycles);

end:
	return ret;
}

struct bt_clock_value *bt_notification_stream_end_borrow_default_clock_value(
		struct bt_notification *notif)
{
	struct bt_notification_stream_end *stream_end = (void *) notif;

	BT_ASSERT_PRE_NON_NULL(notif, "Notification");
	BT_ASSERT_PRE_NOTIF_IS_TYPE(notif, BT_NOTIFICATION_TYPE_STREAM_END);
	return stream_end->default_cv;
}

static
void bt_notification_stream_begin_destroy(struct bt_object *obj)
{
	struct bt_notification_stream_begin *notification =
			(struct bt_notification_stream_begin *) obj;

	BT_LOGD("Destroying stream beginning notification: addr=%p",
		notification);
	BT_LOGD_STR("Putting stream.");
	BT_PUT(notification->stream);

	if (notification->default_cv) {
		bt_clock_value_recycle(notification->default_cv);
	}

	g_free(notification);
}

struct bt_notification *bt_notification_stream_begin_create(
		struct bt_private_connection_private_notification_iterator *notif_iter,
		struct bt_stream *stream)
{
	struct bt_notification_stream_begin *notification;
	struct bt_stream_class *stream_class;

	BT_ASSERT_PRE_NON_NULL(stream, "Stream");
	stream_class = bt_stream_borrow_class(stream);
	BT_ASSERT(stream_class);
	BT_LOGD("Creating stream beginning notification object: "
		"stream-addr=%p, stream-name=\"%s\", "
		"stream-class-addr=%p, stream-class-name=\"%s\", "
		"stream-class-id=%" PRId64,
		stream, bt_stream_get_name(stream),
		stream_class,
		bt_stream_class_get_name(stream_class),
		bt_stream_class_get_id(stream_class));
	notification = g_new0(struct bt_notification_stream_begin, 1);
	if (!notification) {
		BT_LOGE_STR("Failed to allocate one stream beginning notification.");
		goto error;
	}

	bt_notification_init(&notification->parent,
			BT_NOTIFICATION_TYPE_STREAM_BEGIN,
			bt_notification_stream_begin_destroy, NULL);
	notification->stream = bt_get(stream);
	BT_LOGD("Created stream beginning notification object: "
		"stream-addr=%p, stream-name=\"%s\", "
		"stream-class-addr=%p, stream-class-name=\"%s\", "
		"stream-class-id=%" PRId64 ", addr=%p",
		stream, bt_stream_get_name(stream),
		stream_class,
		bt_stream_class_get_name(stream_class),
		bt_stream_class_get_id(stream_class), notification);
	return &notification->parent;
error:
	return NULL;
}

struct bt_stream *bt_notification_stream_begin_borrow_stream(
		struct bt_notification *notification)
{
	struct bt_notification_stream_begin *stream_begin;

	BT_ASSERT_PRE_NON_NULL(notification, "Notification");
	BT_ASSERT_PRE_NOTIF_IS_TYPE(notification,
		BT_NOTIFICATION_TYPE_STREAM_BEGIN);
	stream_begin = container_of(notification,
			struct bt_notification_stream_begin, parent);
	return stream_begin->stream;
}

int bt_notification_stream_begin_set_default_clock_value(
		struct bt_notification *notif, uint64_t value_cycles)
{
	int ret = 0;
	struct bt_notification_stream_begin *sb_notif = (void *) notif;

	BT_ASSERT_PRE_NON_NULL(notif, "Notification");
	BT_ASSERT_PRE_HOT(notif, "Notification", ": %!+n", notif);
	BT_ASSERT_PRE_NOTIF_IS_TYPE(notif, BT_NOTIFICATION_TYPE_STREAM_BEGIN);
	BT_ASSERT_PRE(sb_notif->stream->class->default_clock_class,
		"Notification's stream class has no default clock class: "
		"%![notif-]+n, %![sc-]+S", notif, sb_notif->stream->class);

	if (!sb_notif->default_cv) {
		sb_notif->default_cv = bt_clock_value_create(
			sb_notif->stream->class->default_clock_class);
		if (!sb_notif->default_cv) {
			ret = -1;
			goto end;
		}
	}

	bt_clock_value_set_value_inline(sb_notif->default_cv, value_cycles);
	BT_LIB_LOGV("Set notification's default clock value: %![notif-]+n, "
		"value=%" PRIu64, value_cycles);

end:
	return ret;
}

struct bt_clock_value *bt_notification_stream_begin_borrow_default_clock_value(
		struct bt_notification *notif)
{
	struct bt_notification_stream_begin *stream_begin = (void *) notif;

	BT_ASSERT_PRE_NON_NULL(notif, "Notification");
	BT_ASSERT_PRE_NOTIF_IS_TYPE(notif, BT_NOTIFICATION_TYPE_STREAM_BEGIN);
	return stream_begin->default_cv;
}
Commit	Line	Data
043e2020 JG	1	/*
	2	* Babeltrace Plug-in Stream-related Notifications
	3	*
	4	* Copyright 2016 Jérémie Galarneau <jeremie.galarneau@efficios.com>
	5	*
	6	* Author: Jérémie Galarneau <jeremie.galarneau@efficios.com>
	7	*
	8	* Permission is hereby granted, free of charge, to any person obtaining a copy
	9	* of this software and associated documentation files (the "Software"), to deal
	10	* in the Software without restriction, including without limitation the rights
	11	* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
	12	* copies of the Software, and to permit persons to whom the Software is
	13	* furnished to do so, subject to the following conditions:
	14	*
	15	* The above copyright notice and this permission notice shall be included in
	16	* all copies or substantial portions of the Software.
	17	*
	18	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
	19	* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
	20	* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
	21	* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
	22	* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
	23	* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
	24	* SOFTWARE.
	25	*/
	26
90bd5941 PP	27	#define BT_LOG_TAG "NOTIF-STREAM"
	28	#include <babeltrace/lib-logging-internal.h>
	29
e22b45d0	30	#include <babeltrace/assert-pre-internal.h>
3d9990ac	31	#include <babeltrace/compiler-internal.h>
3230ee6b	32	#include <babeltrace/ctf-ir/stream-internal.h>
9d408fca	33	#include <babeltrace/ctf-ir/stream-class.h>
44c440bc	34	#include <babeltrace/ctf-ir/stream-class-internal.h>
b2e0c907	35	#include <babeltrace/graph/notification-stream-internal.h>
f0010051	36	#include <babeltrace/graph/private-connection-private-notification-iterator.h>
f6ccaed9	37	#include <babeltrace/assert-internal.h>
90bd5941	38	#include <inttypes.h>
043e2020 JG	39
	40	static
	41	void bt_notification_stream_end_destroy(struct bt_object *obj)
	42	{
	43	struct bt_notification_stream_end *notification =
	44	(struct bt_notification_stream_end *) obj;
	45
90bd5941 PP	46	BT_LOGD("Destroying stream end notification: addr=%p",
	47	notification);
	48	BT_LOGD_STR("Putting stream.");
043e2020	49	BT_PUT(notification->stream);
44c440bc PP	50
	51	if (notification->default_cv) {
	52	bt_clock_value_recycle(notification->default_cv);
	53	}
	54
043e2020 JG	55	g_free(notification);
	56	}
	57
	58	struct bt_notification *bt_notification_stream_end_create(
f0010051 PP	59	struct bt_private_connection_private_notification_iterator *notif_iter,
f0010051 PP	60	struct bt_stream *stream)
043e2020 JG	61	{
043e2020 JG	62	struct bt_notification_stream_end *notification;
50842bdc	63	struct bt_stream_class *stream_class;
043e2020	64
f6ccaed9	65	BT_ASSERT_PRE_NON_NULL(stream, "Stream");
3dca2276	66	stream_class = bt_stream_borrow_class(stream);
f6ccaed9	67	BT_ASSERT(stream_class);
90bd5941 PP	68	BT_LOGD("Creating stream end notification object: "
	69	"stream-addr=%p, stream-name=\"%s\", "
	70	"stream-class-addr=%p, stream-class-name=\"%s\", "
	71	"stream-class-id=%" PRId64,
50842bdc	72	stream, bt_stream_get_name(stream),
90bd5941	73	stream_class,
50842bdc PP	74	bt_stream_class_get_name(stream_class),
50842bdc PP	75	bt_stream_class_get_id(stream_class));
043e2020	76	notification = g_new0(struct bt_notification_stream_end, 1);
90bd5941 PP	77	if (!notification) {
	78	BT_LOGE_STR("Failed to allocate one stream end notification.");
	79	goto error;
	80	}
	81
043e2020 JG	82	bt_notification_init(&notification->parent,
043e2020 JG	83	BT_NOTIFICATION_TYPE_STREAM_END,
5c563278	84	bt_notification_stream_end_destroy, NULL);
043e2020	85	notification->stream = bt_get(stream);
90bd5941 PP	86	BT_LOGD("Created stream end notification object: "
	87	"stream-addr=%p, stream-name=\"%s\", "
	88	"stream-class-addr=%p, stream-class-name=\"%s\", "
	89	"stream-class-id=%" PRId64 ", addr=%p",
50842bdc	90	stream, bt_stream_get_name(stream),
90bd5941	91	stream_class,
50842bdc PP	92	bt_stream_class_get_name(stream_class),
50842bdc PP	93	bt_stream_class_get_id(stream_class), notification);
043e2020 JG	94	return &notification->parent;
	95	error:
	96	return NULL;
	97	}
	98
094ff7c0	99	struct bt_stream *bt_notification_stream_end_borrow_stream(
043e2020 JG	100	struct bt_notification *notification)
	101	{
	102	struct bt_notification_stream_end *stream_end;
	103
f6ccaed9 PP	104	BT_ASSERT_PRE_NON_NULL(notification, "Notification");
	105	BT_ASSERT_PRE_NOTIF_IS_TYPE(notification,
	106	BT_NOTIFICATION_TYPE_STREAM_END);
043e2020 JG	107	stream_end = container_of(notification,
043e2020 JG	108	struct bt_notification_stream_end, parent);
094ff7c0	109	return stream_end->stream;
043e2020	110	}
3230ee6b	111
44c440bc PP	112	int bt_notification_stream_end_set_default_clock_value(
44c440bc PP	113	struct bt_notification *notif, uint64_t value_cycles)
e22b45d0	114	{
44c440bc PP	115	int ret = 0;
44c440bc PP	116	struct bt_notification_stream_end se_notif = (void ) notif;
e22b45d0 PP	117
e22b45d0 PP	118	BT_ASSERT_PRE_NON_NULL(notif, "Notification");
e22b45d0 PP	119	BT_ASSERT_PRE_HOT(notif, "Notification", ": %!+n", notif);
e22b45d0 PP	120	BT_ASSERT_PRE_NOTIF_IS_TYPE(notif, BT_NOTIFICATION_TYPE_STREAM_END);
44c440bc PP	121	BT_ASSERT_PRE(se_notif->stream->class->default_clock_class,
	122	"Notification's stream class has no default clock class: "
	123	"%![notif-]+n, %![sc-]+S", notif, se_notif->stream->class);
	124
	125	if (!se_notif->default_cv) {
	126	se_notif->default_cv = bt_clock_value_create(
	127	se_notif->stream->class->default_clock_class);
	128	if (!se_notif->default_cv) {
	129	ret = -1;
	130	goto end;
	131	}
	132	}
	133
	134	bt_clock_value_set_value_inline(se_notif->default_cv, value_cycles);
	135	BT_LIB_LOGV("Set notification's default clock value: %![notif-]+n, "
	136	"value=%" PRIu64, value_cycles);
	137
	138	end:
	139	return ret;
e22b45d0 PP	140	}
	141
	142	struct bt_clock_value *bt_notification_stream_end_borrow_default_clock_value(
	143	struct bt_notification *notif)
	144	{
	145	struct bt_notification_stream_end stream_end = (void ) notif;
e22b45d0 PP	146
	147	BT_ASSERT_PRE_NON_NULL(notif, "Notification");
	148	BT_ASSERT_PRE_NOTIF_IS_TYPE(notif, BT_NOTIFICATION_TYPE_STREAM_END);
44c440bc	149	return stream_end->default_cv;
e22b45d0 PP	150	}
e22b45d0 PP	151
3230ee6b PP	152	static
	153	void bt_notification_stream_begin_destroy(struct bt_object *obj)
	154	{
	155	struct bt_notification_stream_begin *notification =
	156	(struct bt_notification_stream_begin *) obj;
	157
90bd5941 PP	158	BT_LOGD("Destroying stream beginning notification: addr=%p",
	159	notification);
	160	BT_LOGD_STR("Putting stream.");
3230ee6b	161	BT_PUT(notification->stream);
44c440bc PP	162
	163	if (notification->default_cv) {
	164	bt_clock_value_recycle(notification->default_cv);
	165	}
	166
3230ee6b PP	167	g_free(notification);
	168	}
	169
	170	struct bt_notification *bt_notification_stream_begin_create(
f0010051 PP	171	struct bt_private_connection_private_notification_iterator *notif_iter,
f0010051 PP	172	struct bt_stream *stream)
3230ee6b PP	173	{
3230ee6b PP	174	struct bt_notification_stream_begin *notification;
50842bdc	175	struct bt_stream_class *stream_class;
3230ee6b	176
f6ccaed9	177	BT_ASSERT_PRE_NON_NULL(stream, "Stream");
3dca2276	178	stream_class = bt_stream_borrow_class(stream);
f6ccaed9	179	BT_ASSERT(stream_class);
90bd5941 PP	180	BT_LOGD("Creating stream beginning notification object: "
	181	"stream-addr=%p, stream-name=\"%s\", "
	182	"stream-class-addr=%p, stream-class-name=\"%s\", "
	183	"stream-class-id=%" PRId64,
50842bdc	184	stream, bt_stream_get_name(stream),
90bd5941	185	stream_class,
50842bdc PP	186	bt_stream_class_get_name(stream_class),
50842bdc PP	187	bt_stream_class_get_id(stream_class));
3230ee6b	188	notification = g_new0(struct bt_notification_stream_begin, 1);
90bd5941 PP	189	if (!notification) {
	190	BT_LOGE_STR("Failed to allocate one stream beginning notification.");
	191	goto error;
	192	}
	193
3230ee6b PP	194	bt_notification_init(&notification->parent,
3230ee6b PP	195	BT_NOTIFICATION_TYPE_STREAM_BEGIN,
5c563278	196	bt_notification_stream_begin_destroy, NULL);
3230ee6b	197	notification->stream = bt_get(stream);
90bd5941 PP	198	BT_LOGD("Created stream beginning notification object: "
	199	"stream-addr=%p, stream-name=\"%s\", "
	200	"stream-class-addr=%p, stream-class-name=\"%s\", "
	201	"stream-class-id=%" PRId64 ", addr=%p",
50842bdc	202	stream, bt_stream_get_name(stream),
90bd5941	203	stream_class,
50842bdc PP	204	bt_stream_class_get_name(stream_class),
50842bdc PP	205	bt_stream_class_get_id(stream_class), notification);
3230ee6b PP	206	return &notification->parent;
	207	error:
	208	return NULL;
	209	}
	210
094ff7c0	211	struct bt_stream *bt_notification_stream_begin_borrow_stream(
3230ee6b PP	212	struct bt_notification *notification)
	213	{
	214	struct bt_notification_stream_begin *stream_begin;
	215
f6ccaed9 PP	216	BT_ASSERT_PRE_NON_NULL(notification, "Notification");
	217	BT_ASSERT_PRE_NOTIF_IS_TYPE(notification,
	218	BT_NOTIFICATION_TYPE_STREAM_BEGIN);
3230ee6b PP	219	stream_begin = container_of(notification,
3230ee6b PP	220	struct bt_notification_stream_begin, parent);
094ff7c0	221	return stream_begin->stream;
3230ee6b	222	}
e22b45d0	223
44c440bc PP	224	int bt_notification_stream_begin_set_default_clock_value(
44c440bc PP	225	struct bt_notification *notif, uint64_t value_cycles)
e22b45d0	226	{
44c440bc PP	227	int ret = 0;
44c440bc PP	228	struct bt_notification_stream_begin sb_notif = (void ) notif;
e22b45d0 PP	229
e22b45d0 PP	230	BT_ASSERT_PRE_NON_NULL(notif, "Notification");
e22b45d0 PP	231	BT_ASSERT_PRE_HOT(notif, "Notification", ": %!+n", notif);
e22b45d0 PP	232	BT_ASSERT_PRE_NOTIF_IS_TYPE(notif, BT_NOTIFICATION_TYPE_STREAM_BEGIN);
44c440bc PP	233	BT_ASSERT_PRE(sb_notif->stream->class->default_clock_class,
	234	"Notification's stream class has no default clock class: "
	235	"%![notif-]+n, %![sc-]+S", notif, sb_notif->stream->class);
	236
	237	if (!sb_notif->default_cv) {
	238	sb_notif->default_cv = bt_clock_value_create(
	239	sb_notif->stream->class->default_clock_class);
	240	if (!sb_notif->default_cv) {
	241	ret = -1;
	242	goto end;
	243	}
	244	}
	245
	246	bt_clock_value_set_value_inline(sb_notif->default_cv, value_cycles);
	247	BT_LIB_LOGV("Set notification's default clock value: %![notif-]+n, "
	248	"value=%" PRIu64, value_cycles);
	249
	250	end:
	251	return ret;
e22b45d0 PP	252	}
	253
	254	struct bt_clock_value *bt_notification_stream_begin_borrow_default_clock_value(
	255	struct bt_notification *notif)
	256	{
	257	struct bt_notification_stream_begin stream_begin = (void ) notif;
e22b45d0 PP	258
	259	BT_ASSERT_PRE_NON_NULL(notif, "Notification");
	260	BT_ASSERT_PRE_NOTIF_IS_TYPE(notif, BT_NOTIFICATION_TYPE_STREAM_BEGIN);
44c440bc	261	return stream_begin->default_cv;
e22b45d0	262	}