[babeltrace.git] / lib / ctf-ir / event.c

/*
 * event.c
 *
 * Babeltrace CTF IR - Event
 *
 * Copyright 2013, 2014 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 "EVENT"
#include <babeltrace/lib-logging-internal.h>

#include <babeltrace/assert-pre-internal.h>
#include <babeltrace/ctf-ir/fields-internal.h>
#include <babeltrace/ctf-ir/field-types-internal.h>
#include <babeltrace/ctf-ir/clock-class.h>
#include <babeltrace/ctf-ir/clock-value.h>
#include <babeltrace/ctf-ir/clock-value-internal.h>
#include <babeltrace/ctf-ir/clock-class-internal.h>
#include <babeltrace/ctf-ir/event-internal.h>
#include <babeltrace/ctf-ir/event-class.h>
#include <babeltrace/ctf-ir/event-class-internal.h>
#include <babeltrace/ctf-ir/stream-class.h>
#include <babeltrace/ctf-ir/stream-class-internal.h>
#include <babeltrace/ctf-ir/stream-internal.h>
#include <babeltrace/ctf-ir/packet.h>
#include <babeltrace/ctf-ir/packet-internal.h>
#include <babeltrace/ctf-ir/trace.h>
#include <babeltrace/ctf-ir/trace-internal.h>
#include <babeltrace/ctf-ir/packet-internal.h>
#include <babeltrace/ref.h>
#include <babeltrace/ctf-ir/attributes-internal.h>
#include <babeltrace/compiler-internal.h>
#include <babeltrace/assert-internal.h>
#include <inttypes.h>

BT_HIDDEN
void _bt_event_set_is_frozen(struct bt_event *event, bool is_frozen)
{
	BT_ASSERT(event);
	BT_LIB_LOGD("Setting event's frozen state: %!+e, is-frozen=%d",
		event, is_frozen);

	if (event->header_field) {
		BT_LOGD_STR("Setting event's header field's frozen state.");
		bt_field_set_is_frozen(
			event->header_field->field, is_frozen);
	}

	if (event->common_context_field) {
		BT_LOGD_STR("Setting event's common context field's frozen state.");
		bt_field_set_is_frozen(
			event->common_context_field, is_frozen);
	}

	if (event->specific_context_field) {
		BT_LOGD_STR("Setting event's specific context field's frozen state.");
		bt_field_set_is_frozen(event->specific_context_field,
			is_frozen);
	}

	if (event->payload_field) {
		BT_LOGD_STR("Setting event's payload field's frozen state.");
		bt_field_set_is_frozen(event->payload_field,
			is_frozen);
	}

	event->frozen = is_frozen;
	BT_LOGD_STR("Setting event's packet's frozen state.");
	bt_packet_set_is_frozen(event->packet, is_frozen);
}

static
void recycle_event_header_field(struct bt_field_wrapper *field_wrapper,
		struct bt_stream_class *stream_class)
{
	BT_ASSERT(field_wrapper);
	BT_LIB_LOGD("Recycling event header field: "
		"addr=%p, %![sc-]+S, %![field-]+f", field_wrapper,
		stream_class, field_wrapper->field);
	bt_object_pool_recycle_object(
		&stream_class->event_header_field_pool,
		field_wrapper);
}

static inline
struct bt_field_wrapper *create_event_header_field(
		struct bt_stream_class *stream_class)
{
	struct bt_field_wrapper *field_wrapper = NULL;

	field_wrapper = bt_field_wrapper_create(
		&stream_class->event_header_field_pool,
		bt_stream_class_borrow_event_header_field_type(stream_class));
	if (!field_wrapper) {
		goto error;
	}

	goto end;

error:
	if (field_wrapper) {
		recycle_event_header_field(field_wrapper, stream_class);
		field_wrapper = NULL;
	}

end:
	return field_wrapper;
}

BT_HIDDEN
struct bt_event *bt_event_new(struct bt_event_class *event_class)
{
	struct bt_event *event = NULL;
	struct bt_stream_class *stream_class;
	struct bt_field_type *ft;

	BT_ASSERT(event_class);
	event = g_new0(struct bt_event, 1);
	if (!event) {
		BT_LOGE_STR("Failed to allocate one event.");
		goto error;
	}

	bt_object_init_unique(&event->base);
	stream_class = bt_event_class_borrow_stream_class(event_class);
	BT_ASSERT(stream_class);

	if (bt_stream_class_borrow_event_header_field_type(stream_class)) {
		event->header_field = create_event_header_field(stream_class);
		if (!event->header_field) {
			BT_LOGE_STR("Cannot create event header field.");
			goto error;
		}
	}

	ft = bt_stream_class_borrow_event_common_context_field_type(
		stream_class);
	if (ft) {
		event->common_context_field = bt_field_create(ft);
		if (!event->common_context_field) {
			/* bt_field_create() logs errors */
			goto error;
		}
	}

	ft = bt_event_class_borrow_specific_context_field_type(event_class);
	if (ft) {
		event->specific_context_field = bt_field_create(ft);
		if (!event->specific_context_field) {
			/* bt_field_create() logs errors */
			goto error;
		}
	}

	ft = bt_event_class_borrow_payload_field_type(event_class);
	if (ft) {
		event->payload_field = bt_field_create(ft);
		if (!event->payload_field) {
			/* bt_field_create() logs errors */
			goto error;
		}
	}

	if (stream_class->default_clock_class) {
		event->default_cv = bt_clock_value_create(
			stream_class->default_clock_class);
		if (!event->default_cv) {
			/* bt_clock_value_create() logs errors */
			goto error;
		}
	}

	goto end;

error:
	if (event) {
		bt_event_destroy(event);
		event = NULL;
	}

end:
	return event;
}

struct bt_event_class *bt_event_borrow_class(struct bt_event *event)
{
	BT_ASSERT_PRE_NON_NULL(event, "Event");
	return event->class;
}

struct bt_stream *bt_event_borrow_stream(struct bt_event *event)
{
	BT_ASSERT_PRE_NON_NULL(event, "Event");
	return event->packet ? event->packet->stream : NULL;
}

struct bt_field *bt_event_borrow_header_field(struct bt_event *event)
{
	BT_ASSERT_PRE_NON_NULL(event, "Event");
	return event->header_field ? event->header_field->field : NULL;
}

struct bt_field *bt_event_borrow_common_context_field(struct bt_event *event)
{
	BT_ASSERT_PRE_NON_NULL(event, "Event");
	return event->common_context_field;
}

struct bt_field *bt_event_borrow_specific_context_field(struct bt_event *event)
{
	BT_ASSERT_PRE_NON_NULL(event, "Event");
	return event->specific_context_field;
}

struct bt_field *bt_event_borrow_payload_field(struct bt_event *event)
{
	BT_ASSERT_PRE_NON_NULL(event, "Event");
	return event->payload_field;
}

static
void release_event_header_field(struct bt_field_wrapper *field_wrapper,
		struct bt_event *event)
{
	if (!event->class) {
		bt_field_wrapper_destroy(field_wrapper);
	} else {
		struct bt_stream_class *stream_class =
			bt_event_class_borrow_stream_class(event->class);

		BT_ASSERT(stream_class);
		recycle_event_header_field(field_wrapper, stream_class);
	}
}

BT_HIDDEN
void bt_event_destroy(struct bt_event *event)
{
	BT_ASSERT(event);
	BT_LIB_LOGD("Destroying event: %!+e", event);

	if (event->header_field) {
		BT_LOGD_STR("Releasing event's header field.");
		release_event_header_field(event->header_field, event);
	}

	if (event->common_context_field) {
		BT_LOGD_STR("Destroying event's stream event context field.");
		bt_field_destroy(event->common_context_field);
	}

	if (event->specific_context_field) {
		BT_LOGD_STR("Destroying event's context field.");
		bt_field_destroy(event->specific_context_field);
	}

	if (event->payload_field) {
		BT_LOGD_STR("Destroying event's payload field.");
		bt_field_destroy(event->payload_field);
	}

	BT_LOGD_STR("Putting event's class.");
	bt_put(event->class);

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

	BT_LOGD_STR("Putting event's packet.");
	bt_put(event->packet);
	g_free(event);
}

int bt_event_set_default_clock_value(struct bt_event *event,
		uint64_t value_cycles)
{
	struct bt_stream_class *sc;

	BT_ASSERT_PRE_NON_NULL(event, "Event");
	BT_ASSERT_PRE_EVENT_HOT(event);
	sc = bt_event_class_borrow_stream_class_inline(event->class);
	BT_ASSERT(sc);
	BT_ASSERT_PRE(sc->default_clock_class,
		"Event's stream class has no default clock class: "
		"%![ev-]+e, %![sc-]+S", event, sc);
	BT_ASSERT(event->default_cv);
	bt_clock_value_set_value_inline(event->default_cv, value_cycles);
	BT_LIB_LOGV("Set event's default clock value: %![event-]+e, "
		"value=%" PRIu64, event, value_cycles);
	return 0;
}

enum bt_clock_value_status bt_event_borrow_default_clock_value(
		struct bt_event *event, struct bt_clock_value **clock_value)
{
	BT_ASSERT_PRE_NON_NULL(event, "Event");
	BT_ASSERT_PRE_NON_NULL(clock_value, "Clock value (output)");
	*clock_value = event->default_cv;
	return BT_CLOCK_VALUE_STATUS_KNOWN;
}

struct bt_packet *bt_event_borrow_packet(struct bt_event *event)
{
	BT_ASSERT_PRE_NON_NULL(event, "Event");
	return event->packet;
}

int bt_event_move_header(struct bt_event *event,
		struct bt_event_header_field *header_field)
{
	struct bt_stream_class *stream_class;
	struct bt_field_wrapper *field_wrapper = (void *) header_field;

	BT_ASSERT_PRE_NON_NULL(event, "Event");
	BT_ASSERT_PRE_NON_NULL(field_wrapper, "Header field");
	BT_ASSERT_PRE_EVENT_HOT(event);
	stream_class = bt_event_class_borrow_stream_class_inline(event->class);
	BT_ASSERT_PRE(stream_class->event_header_ft,
		"Stream class has no event header field type: %!+S",
		stream_class);

	/* Recycle current header field: always exists */
	BT_ASSERT(event->header_field);
	recycle_event_header_field(event->header_field, stream_class);

	/* Move new field */
	event->header_field = field_wrapper;
	return 0;
}
Commit	Line	Data
273b65be JG	1	/*
	2	* event.c
	3	*
d2dc44b6	4	* Babeltrace CTF IR - Event
273b65be	5	*
de9dd397	6	* Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com>
273b65be JG	7	*
	8	* Author: Jérémie Galarneau <jeremie.galarneau@efficios.com>
	9	*
	10	* Permission is hereby granted, free of charge, to any person obtaining a copy
	11	* of this software and associated documentation files (the "Software"), to deal
	12	* in the Software without restriction, including without limitation the rights
	13	* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
	14	* copies of the Software, and to permit persons to whom the Software is
	15	* furnished to do so, subject to the following conditions:
	16	*
	17	* The above copyright notice and this permission notice shall be included in
	18	* all copies or substantial portions of the Software.
	19	*
	20	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
	21	* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
	22	* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
	23	* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
	24	* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
	25	* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
	26	* SOFTWARE.
	27	*/
	28
7b010242 PP	29	#define BT_LOG_TAG "EVENT"
	30	#include <babeltrace/lib-logging-internal.h>
	31
3dca2276	32	#include <babeltrace/assert-pre-internal.h>
2e33ac5a PP	33	#include <babeltrace/ctf-ir/fields-internal.h>
2e33ac5a PP	34	#include <babeltrace/ctf-ir/field-types-internal.h>
ac0c6bdd	35	#include <babeltrace/ctf-ir/clock-class.h>
c057dea0 PP	36	#include <babeltrace/ctf-ir/clock-value.h>
c057dea0 PP	37	#include <babeltrace/ctf-ir/clock-value-internal.h>
7b010242	38	#include <babeltrace/ctf-ir/clock-class-internal.h>
adc315b8	39	#include <babeltrace/ctf-ir/event-internal.h>
272df73e PP	40	#include <babeltrace/ctf-ir/event-class.h>
272df73e PP	41	#include <babeltrace/ctf-ir/event-class-internal.h>
2f100782	42	#include <babeltrace/ctf-ir/stream-class.h>
c35a1669	43	#include <babeltrace/ctf-ir/stream-class-internal.h>
41ac640a	44	#include <babeltrace/ctf-ir/stream-internal.h>
4ce9f9d0 PP	45	#include <babeltrace/ctf-ir/packet.h>
4ce9f9d0 PP	46	#include <babeltrace/ctf-ir/packet-internal.h>
3dca2276	47	#include <babeltrace/ctf-ir/trace.h>
bc37ae52	48	#include <babeltrace/ctf-ir/trace-internal.h>
5c3b707d	49	#include <babeltrace/ctf-ir/packet-internal.h>
83509119	50	#include <babeltrace/ref.h>
44e0a4f5	51	#include <babeltrace/ctf-ir/attributes-internal.h>
3d9990ac	52	#include <babeltrace/compiler-internal.h>
f6ccaed9	53	#include <babeltrace/assert-internal.h>
7b010242	54	#include <inttypes.h>
273b65be	55
3dca2276	56	BT_HIDDEN
44c440bc	57	void _bt_event_set_is_frozen(struct bt_event *event, bool is_frozen)
3dca2276	58	{
3dca2276	59	BT_ASSERT(event);
44c440bc PP	60	BT_LIB_LOGD("Setting event's frozen state: %!+e, is-frozen=%d",
44c440bc PP	61	event, is_frozen);
312c056a PP	62
312c056a PP	63	if (event->header_field) {
44c440bc PP	64	BT_LOGD_STR("Setting event's header field's frozen state.");
44c440bc PP	65	bt_field_set_is_frozen(
6c677fb5	66	event->header_field->field, is_frozen);
312c056a PP	67	}
312c056a PP	68
44c440bc PP	69	if (event->common_context_field) {
	70	BT_LOGD_STR("Setting event's common context field's frozen state.");
	71	bt_field_set_is_frozen(
	72	event->common_context_field, is_frozen);
312c056a PP	73	}
312c056a PP	74
44c440bc PP	75	if (event->specific_context_field) {
	76	BT_LOGD_STR("Setting event's specific context field's frozen state.");
	77	bt_field_set_is_frozen(event->specific_context_field,
6c677fb5	78	is_frozen);
312c056a PP	79	}
	80
	81	if (event->payload_field) {
44c440bc PP	82	BT_LOGD_STR("Setting event's payload field's frozen state.");
44c440bc PP	83	bt_field_set_is_frozen(event->payload_field,
6c677fb5	84	is_frozen);
312c056a PP	85	}
312c056a PP	86
6c677fb5	87	event->frozen = is_frozen;
44c440bc	88	BT_LOGD_STR("Setting event's packet's frozen state.");
cb6f1f7d	89	bt_packet_set_is_frozen(event->packet, is_frozen);
3dca2276 PP	90	}
3dca2276 PP	91
312c056a	92	static
44c440bc	93	void recycle_event_header_field(struct bt_field_wrapper *field_wrapper,
312c056a PP	94	struct bt_stream_class *stream_class)
	95	{
	96	BT_ASSERT(field_wrapper);
	97	BT_LIB_LOGD("Recycling event header field: "
	98	"addr=%p, %![sc-]+S, %![field-]+f", field_wrapper,
	99	stream_class, field_wrapper->field);
	100	bt_object_pool_recycle_object(
	101	&stream_class->event_header_field_pool,
	102	field_wrapper);
	103	}
	104
44c440bc	105	static inline
312c056a	106	struct bt_field_wrapper *create_event_header_field(
44c440bc	107	struct bt_stream_class *stream_class)
312c056a PP	108	{
	109	struct bt_field_wrapper *field_wrapper = NULL;
	110
	111	field_wrapper = bt_field_wrapper_create(
44c440bc PP	112	&stream_class->event_header_field_pool,
44c440bc PP	113	bt_stream_class_borrow_event_header_field_type(stream_class));
312c056a PP	114	if (!field_wrapper) {
	115	goto error;
	116	}
	117
	118	goto end;
	119
	120	error:
	121	if (field_wrapper) {
44c440bc	122	recycle_event_header_field(field_wrapper, stream_class);
312c056a PP	123	field_wrapper = NULL;
	124	}
	125
	126	end:
	127	return field_wrapper;
	128	}
	129
	130	BT_HIDDEN
	131	struct bt_event bt_event_new(struct bt_event_class event_class)
3dca2276	132	{
3dca2276	133	struct bt_event *event = NULL;
312c056a	134	struct bt_stream_class *stream_class;
44c440bc	135	struct bt_field_type *ft;
3dca2276	136
44c440bc	137	BT_ASSERT(event_class);
3dca2276 PP	138	event = g_new0(struct bt_event, 1);
	139	if (!event) {
	140	BT_LOGE_STR("Failed to allocate one event.");
	141	goto error;
	142	}
	143
44c440bc	144	bt_object_init_unique(&event->base);
312c056a PP	145	stream_class = bt_event_class_borrow_stream_class(event_class);
312c056a PP	146	BT_ASSERT(stream_class);
44c440bc PP	147
	148	if (bt_stream_class_borrow_event_header_field_type(stream_class)) {
	149	event->header_field = create_event_header_field(stream_class);
	150	if (!event->header_field) {
	151	BT_LOGE_STR("Cannot create event header field.");
	152	goto error;
	153	}
	154	}
	155
	156	ft = bt_stream_class_borrow_event_common_context_field_type(
	157	stream_class);
	158	if (ft) {
	159	event->common_context_field = bt_field_create(ft);
	160	if (!event->common_context_field) {
	161	/* bt_field_create() logs errors */
	162	goto error;
	163	}
	164	}
	165
	166	ft = bt_event_class_borrow_specific_context_field_type(event_class);
	167	if (ft) {
	168	event->specific_context_field = bt_field_create(ft);
	169	if (!event->specific_context_field) {
	170	/* bt_field_create() logs errors */
	171	goto error;
	172	}
	173	}
	174
	175	ft = bt_event_class_borrow_payload_field_type(event_class);
	176	if (ft) {
	177	event->payload_field = bt_field_create(ft);
	178	if (!event->payload_field) {
	179	/* bt_field_create() logs errors */
	180	goto error;
	181	}
	182	}
	183
	184	if (stream_class->default_clock_class) {
	185	event->default_cv = bt_clock_value_create(
	186	stream_class->default_clock_class);
	187	if (!event->default_cv) {
	188	/* bt_clock_value_create() logs errors */
	189	goto error;
	190	}
312c056a PP	191	}
312c056a PP	192
3dca2276 PP	193	goto end;
	194
	195	error:
312c056a PP	196	if (event) {
	197	bt_event_destroy(event);
	198	event = NULL;
	199	}
	200
	201	end:
	202	return event;
	203	}
	204
094ff7c0	205	struct bt_event_class bt_event_borrow_class(struct bt_event event)
2f100782	206	{
f6ccaed9	207	BT_ASSERT_PRE_NON_NULL(event, "Event");
cb6f1f7d	208	return event->class;
2f100782 JG	209	}
2f100782 JG	210
f6ccaed9	211	struct bt_stream bt_event_borrow_stream(struct bt_event event)
f6ccaed9 PP	212	{
f6ccaed9 PP	213	BT_ASSERT_PRE_NON_NULL(event, "Event");
094ff7c0	214	return event->packet ? event->packet->stream : NULL;
f6ccaed9 PP	215	}
f6ccaed9 PP	216
44c440bc	217	struct bt_field bt_event_borrow_header_field(struct bt_event event)
e5e6eb3a	218	{
cb6f1f7d	219	BT_ASSERT_PRE_NON_NULL(event, "Event");
44c440bc	220	return event->header_field ? event->header_field->field : NULL;
e5e6eb3a JG	221	}
e5e6eb3a JG	222
44c440bc	223	struct bt_field bt_event_borrow_common_context_field(struct bt_event event)
662e778c	224	{
cb6f1f7d	225	BT_ASSERT_PRE_NON_NULL(event, "Event");
44c440bc	226	return event->common_context_field;
662e778c JG	227	}
662e778c JG	228
44c440bc	229	struct bt_field bt_event_borrow_specific_context_field(struct bt_event event)
f655a84d	230	{
cb6f1f7d	231	BT_ASSERT_PRE_NON_NULL(event, "Event");
44c440bc	232	return event->specific_context_field;
f655a84d JG	233	}
f655a84d JG	234
44c440bc	235	struct bt_field bt_event_borrow_payload_field(struct bt_event event)
5fd2e9fd	236	{
cb6f1f7d	237	BT_ASSERT_PRE_NON_NULL(event, "Event");
44c440bc	238	return event->payload_field;
5fd2e9fd PP	239	}
5fd2e9fd PP	240
312c056a PP	241	static
312c056a PP	242	void release_event_header_field(struct bt_field_wrapper *field_wrapper,
cb6f1f7d	243	struct bt_event *event)
273b65be	244	{
44c440bc	245	if (!event->class) {
312c056a PP	246	bt_field_wrapper_destroy(field_wrapper);
	247	} else {
	248	struct bt_stream_class *stream_class =
44c440bc	249	bt_event_class_borrow_stream_class(event->class);
312c056a PP	250
312c056a PP	251	BT_ASSERT(stream_class);
44c440bc	252	recycle_event_header_field(field_wrapper, stream_class);
312c056a	253	}
273b65be JG	254	}
273b65be JG	255
44c440bc PP	256	BT_HIDDEN
44c440bc PP	257	void bt_event_destroy(struct bt_event *event)
cb6f1f7d	258	{
44c440bc PP	259	BT_ASSERT(event);
44c440bc PP	260	BT_LIB_LOGD("Destroying event: %!+e", event);
cb6f1f7d PP	261
	262	if (event->header_field) {
	263	BT_LOGD_STR("Releasing event's header field.");
44c440bc	264	release_event_header_field(event->header_field, event);
cb6f1f7d PP	265	}
cb6f1f7d PP	266
44c440bc PP	267	if (event->common_context_field) {
	268	BT_LOGD_STR("Destroying event's stream event context field.");
	269	bt_field_destroy(event->common_context_field);
cb6f1f7d PP	270	}
cb6f1f7d PP	271
44c440bc PP	272	if (event->specific_context_field) {
	273	BT_LOGD_STR("Destroying event's context field.");
	274	bt_field_destroy(event->specific_context_field);
cb6f1f7d PP	275	}
	276
	277	if (event->payload_field) {
44c440bc PP	278	BT_LOGD_STR("Destroying event's payload field.");
44c440bc PP	279	bt_field_destroy(event->payload_field);
cb6f1f7d PP	280	}
cb6f1f7d PP	281
44c440bc PP	282	BT_LOGD_STR("Putting event's class.");
	283	bt_put(event->class);
	284
	285	if (event->default_cv) {
	286	bt_clock_value_recycle(event->default_cv);
cb6f1f7d	287	}
cb6f1f7d	288
03039f21	289	BT_LOGD_STR("Putting event's packet.");
5c3b707d	290	bt_put(event->packet);
273b65be JG	291	g_free(event);
	292	}
	293
44c440bc PP	294	int bt_event_set_default_clock_value(struct bt_event *event,
44c440bc PP	295	uint64_t value_cycles)
e22b45d0	296	{
44c440bc PP	297	struct bt_stream_class *sc;
44c440bc PP	298
e22b45d0	299	BT_ASSERT_PRE_NON_NULL(event, "Event");
44c440bc PP	300	BT_ASSERT_PRE_EVENT_HOT(event);
	301	sc = bt_event_class_borrow_stream_class_inline(event->class);
	302	BT_ASSERT(sc);
	303	BT_ASSERT_PRE(sc->default_clock_class,
	304	"Event's stream class has no default clock class: "
	305	"%![ev-]+e, %![sc-]+S", event, sc);
	306	BT_ASSERT(event->default_cv);
	307	bt_clock_value_set_value_inline(event->default_cv, value_cycles);
	308	BT_LIB_LOGV("Set event's default clock value: %![event-]+e, "
	309	"value=%" PRIu64, event, value_cycles);
	310	return 0;
e22b45d0 PP	311	}
e22b45d0 PP	312
44c440bc PP	313	enum bt_clock_value_status bt_event_borrow_default_clock_value(
44c440bc PP	314	struct bt_event event, struct bt_clock_value *clock_value)
78586d8a	315	{
f6ccaed9	316	BT_ASSERT_PRE_NON_NULL(event, "Event");
44c440bc PP	317	BT_ASSERT_PRE_NON_NULL(clock_value, "Clock value (output)");
	318	*clock_value = event->default_cv;
	319	return BT_CLOCK_VALUE_STATUS_KNOWN;
1556a1af JG	320	}
1556a1af JG	321
094ff7c0	322	struct bt_packet bt_event_borrow_packet(struct bt_event event)
5c0f40f4	323	{
f6ccaed9	324	BT_ASSERT_PRE_NON_NULL(event, "Event");
44c440bc	325	return event->packet;
5c0f40f4 JG	326	}
5c0f40f4 JG	327
312c056a PP	328	int bt_event_move_header(struct bt_event *event,
	329	struct bt_event_header_field *header_field)
	330	{
	331	struct bt_stream_class *stream_class;
	332	struct bt_field_wrapper field_wrapper = (void ) header_field;
	333
	334	BT_ASSERT_PRE_NON_NULL(event, "Event");
	335	BT_ASSERT_PRE_NON_NULL(field_wrapper, "Header field");
44c440bc PP	336	BT_ASSERT_PRE_EVENT_HOT(event);
	337	stream_class = bt_event_class_borrow_stream_class_inline(event->class);
	338	BT_ASSERT_PRE(stream_class->event_header_ft,
312c056a PP	339	"Stream class has no event header field type: %!+S",
	340	stream_class);
	341
	342	/* Recycle current header field: always exists */
cb6f1f7d	343	BT_ASSERT(event->header_field);
44c440bc	344	recycle_event_header_field(event->header_field, stream_class);
312c056a PP	345
312c056a PP	346	/* Move new field */
44c440bc	347	event->header_field = field_wrapper;
312c056a PP	348	return 0;
312c056a PP	349	}