[babeltrace.git] / include / babeltrace2 / ctf-writer / event-class-internal.h

#ifndef BABELTRACE_CTF_WRITER_EVENT_CLASS_INTERNAL_H
#define BABELTRACE_CTF_WRITER_EVENT_CLASS_INTERNAL_H

/*
 * 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.
 */

#include <babeltrace2/assert-internal.h>
#include <babeltrace2/babeltrace-internal.h>
#include <babeltrace2/ctf-writer/event.h>
#include <babeltrace2/ctf-writer/field-types.h>
#include <babeltrace2/ctf-writer/fields.h>
#include <babeltrace2/ctf-writer/stream-class.h>
#include <babeltrace2/ctf-writer/stream.h>
#include <babeltrace2/ctf-writer/trace-internal.h>
#include <babeltrace2/ctf-writer/object-internal.h>
#include <babeltrace2/ctf-writer/values-internal.h>
#include <glib.h>

struct bt_ctf_event_class_common {
	struct bt_ctf_object base;
	struct bt_ctf_field_type_common *context_field_type;
	struct bt_ctf_field_type_common *payload_field_type;
	int frozen;

	/*
	 * This flag indicates if the event class is valid. A valid
	 * event class is _always_ frozen. However, an event class
	 * may be frozen, but not valid yet. This is okay, as long as
	 * no events are created out of this event class.
	 */
	int valid;

	/* Attributes */
	GString *name;
	int64_t id;
	int log_level;
	GString *emf_uri;
};

BT_HIDDEN
void bt_ctf_event_class_common_freeze(struct bt_ctf_event_class_common *event_class);

BT_HIDDEN
void bt_ctf_event_class_common_set_native_byte_order(
		struct bt_ctf_event_class_common *event_class, int byte_order);

static inline
struct bt_ctf_stream_class_common *bt_ctf_event_class_common_borrow_stream_class(
		struct bt_ctf_event_class_common *event_class)
{
	BT_ASSERT(event_class);
	return (void *) bt_ctf_object_borrow_parent(&event_class->base);
}

typedef struct bt_ctf_field_type_common *(*bt_ctf_field_type_structure_create_func)();

BT_HIDDEN
int bt_ctf_event_class_common_initialize(struct bt_ctf_event_class_common *event_class,
		const char *name, bt_ctf_object_release_func release_func,
		bt_ctf_field_type_structure_create_func ft_struct_create_func);

BT_HIDDEN
void bt_ctf_event_class_common_finalize(struct bt_ctf_object *obj);

BT_HIDDEN
int bt_ctf_event_class_common_validate_single_clock_class(
		struct bt_ctf_event_class_common *event_class,
		struct bt_ctf_clock_class **expected_clock_class);

static inline
const char *bt_ctf_event_class_common_get_name(
		struct bt_ctf_event_class_common *event_class)
{
	BT_CTF_ASSERT_PRE_NON_NULL(event_class, "Event class");
	BT_ASSERT(event_class->name);
	return event_class->name->str;
}

static inline
int64_t bt_ctf_event_class_common_get_id(
		struct bt_ctf_event_class_common *event_class)
{
	BT_CTF_ASSERT_PRE_NON_NULL(event_class, "Event class");
	return event_class->id;
}

static inline
int bt_ctf_event_class_common_set_id(
		struct bt_ctf_event_class_common *event_class, uint64_t id_param)
{
	int ret = 0;
	int64_t id = (int64_t) id_param;

	if (!event_class) {
		BT_LOGW_STR("Invalid parameter: event class is NULL.");
		ret = -1;
		goto end;
	}

	if (event_class->frozen) {
		BT_LOGW("Invalid parameter: event class is frozen: "
			"addr=%p, name=\"%s\", id=%" PRId64,
			event_class,
			bt_ctf_event_class_common_get_name(event_class),
			bt_ctf_event_class_common_get_id(event_class));
		ret = -1;
		goto end;
	}

	if (id < 0) {
		BT_LOGW("Invalid parameter: invalid event class's ID: "
			"addr=%p, name=\"%s\", id=%" PRIu64,
			event_class,
			bt_ctf_event_class_common_get_name(event_class),
			id_param);
		ret = -1;
		goto end;
	}

	event_class->id = id;
	BT_LOGV("Set event class's ID: "
		"addr=%p, name=\"%s\", id=%" PRId64,
		event_class, bt_ctf_event_class_common_get_name(event_class), id);

end:
	return ret;
}

static inline
int bt_ctf_event_class_common_get_log_level(
		struct bt_ctf_event_class_common *event_class)
{
	BT_CTF_ASSERT_PRE_NON_NULL(event_class, "Event class");
	return event_class->log_level;
}

static inline
int bt_ctf_event_class_common_set_log_level(
		struct bt_ctf_event_class_common *event_class, int log_level)
{
	int ret = 0;

	if (!event_class) {
		BT_LOGW_STR("Invalid parameter: event class is NULL.");
		ret = -1;
		goto end;
	}

	if (event_class->frozen) {
		BT_LOGW("Invalid parameter: event class is frozen: "
			"addr=%p, name=\"%s\", id=%" PRId64,
			event_class,
			bt_ctf_event_class_common_get_name(event_class),
			bt_ctf_event_class_common_get_id(event_class));
		ret = -1;
		goto end;
	}

	switch (log_level) {
	case BT_CTF_EVENT_CLASS_LOG_LEVEL_UNSPECIFIED:
	case BT_CTF_EVENT_CLASS_LOG_LEVEL_EMERGENCY:
	case BT_CTF_EVENT_CLASS_LOG_LEVEL_ALERT:
	case BT_CTF_EVENT_CLASS_LOG_LEVEL_CRITICAL:
	case BT_CTF_EVENT_CLASS_LOG_LEVEL_ERROR:
	case BT_CTF_EVENT_CLASS_LOG_LEVEL_WARNING:
	case BT_CTF_EVENT_CLASS_LOG_LEVEL_NOTICE:
	case BT_CTF_EVENT_CLASS_LOG_LEVEL_INFO:
	case BT_CTF_EVENT_CLASS_LOG_LEVEL_DEBUG_SYSTEM:
	case BT_CTF_EVENT_CLASS_LOG_LEVEL_DEBUG_PROGRAM:
	case BT_CTF_EVENT_CLASS_LOG_LEVEL_DEBUG_PROCESS:
	case BT_CTF_EVENT_CLASS_LOG_LEVEL_DEBUG_MODULE:
	case BT_CTF_EVENT_CLASS_LOG_LEVEL_DEBUG_UNIT:
	case BT_CTF_EVENT_CLASS_LOG_LEVEL_DEBUG_FUNCTION:
	case BT_CTF_EVENT_CLASS_LOG_LEVEL_DEBUG_LINE:
	case BT_CTF_EVENT_CLASS_LOG_LEVEL_DEBUG:
		break;
	default:
		BT_LOGW("Invalid parameter: unknown event class log level: "
			"addr=%p, name=\"%s\", id=%" PRId64 ", log-level=%d",
			event_class, bt_ctf_event_class_common_get_name(event_class),
			bt_ctf_event_class_common_get_id(event_class), log_level);
		ret = -1;
		goto end;
	}

	event_class->log_level = log_level;
	BT_LOGV("Set event class's log level: "
		"addr=%p, name=\"%s\", id=%" PRId64 ", log-level=%s",
		event_class, bt_ctf_event_class_common_get_name(event_class),
		bt_ctf_event_class_common_get_id(event_class),
		bt_ctf_event_class_log_level_string(log_level));

end:
	return ret;
}

static inline
const char *bt_ctf_event_class_common_get_emf_uri(
		struct bt_ctf_event_class_common *event_class)
{
	const char *emf_uri = NULL;

	BT_CTF_ASSERT_PRE_NON_NULL(event_class, "Event class");

	if (event_class->emf_uri->len > 0) {
		emf_uri = event_class->emf_uri->str;
	}

	return emf_uri;
}

static inline
int bt_ctf_event_class_common_set_emf_uri(
		struct bt_ctf_event_class_common *event_class,
		const char *emf_uri)
{
	int ret = 0;

	if (!event_class) {
		BT_LOGW_STR("Invalid parameter: event class is NULL.");
		ret = -1;
		goto end;
	}

	if (emf_uri && strlen(emf_uri) == 0) {
		BT_LOGW_STR("Invalid parameter: EMF URI is empty.");
		ret = -1;
		goto end;
	}

	if (event_class->frozen) {
		BT_LOGW("Invalid parameter: event class is frozen: "
			"addr=%p, name=\"%s\", id=%" PRId64,
			event_class, bt_ctf_event_class_common_get_name(event_class),
			bt_ctf_event_class_common_get_id(event_class));
		ret = -1;
		goto end;
	}

	if (emf_uri) {
		g_string_assign(event_class->emf_uri, emf_uri);
		BT_LOGV("Set event class's EMF URI: "
			"addr=%p, name=\"%s\", id=%" PRId64 ", emf-uri=\"%s\"",
			event_class, bt_ctf_event_class_common_get_name(event_class),
			bt_ctf_event_class_common_get_id(event_class), emf_uri);
	} else {
		g_string_assign(event_class->emf_uri, "");
		BT_LOGV("Reset event class's EMF URI: "
			"addr=%p, name=\"%s\", id=%" PRId64,
			event_class, bt_ctf_event_class_common_get_name(event_class),
			bt_ctf_event_class_common_get_id(event_class));
	}

end:
	return ret;
}

static inline
struct bt_ctf_field_type_common *bt_ctf_event_class_common_borrow_context_field_type(
		struct bt_ctf_event_class_common *event_class)
{
	struct bt_ctf_field_type_common *context_ft = NULL;

	BT_CTF_ASSERT_PRE_NON_NULL(event_class, "Event class");

	if (!event_class->context_field_type) {
		BT_LOGV("Event class has no context field type: "
			"addr=%p, name=\"%s\", id=%" PRId64,
			event_class, bt_ctf_event_class_common_get_name(event_class),
			bt_ctf_event_class_common_get_id(event_class));
		goto end;
	}

	context_ft = event_class->context_field_type;

end:
	return context_ft;
}

static inline
int bt_ctf_event_class_common_set_context_field_type(
		struct bt_ctf_event_class_common *event_class,
		struct bt_ctf_field_type_common *context_ft)
{
	int ret = 0;

	if (!event_class) {
		BT_LOGW_STR("Invalid parameter: event class is NULL.");
		ret = -1;
		goto end;
	}

	if (event_class->frozen) {
		BT_LOGW("Invalid parameter: event class is frozen: "
			"addr=%p, name=\"%s\", id=%" PRId64,
			event_class, bt_ctf_event_class_common_get_name(event_class),
			bt_ctf_event_class_common_get_id(event_class));
		ret = -1;
		goto end;
	}

	if (context_ft && bt_ctf_field_type_common_get_type_id(context_ft) !=
			BT_CTF_FIELD_TYPE_ID_STRUCT) {
		BT_LOGW("Invalid parameter: event class's context field type must be a structure: "
			"addr=%p, name=\"%s\", id=%" PRId64 ", "
			"context-ft-id=%s",
			event_class, bt_ctf_event_class_common_get_name(event_class),
			bt_ctf_event_class_common_get_id(event_class),
			bt_ctf_field_type_id_string(
				bt_ctf_field_type_common_get_type_id(context_ft)));
		ret = -1;
		goto end;
	}

	bt_ctf_object_put_ref(event_class->context_field_type);
	event_class->context_field_type = context_ft;
	bt_ctf_object_get_ref(event_class->context_field_type);
	BT_LOGV("Set event class's context field type: "
		"event-class-addr=%p, event-class-name=\"%s\", "
		"event-class-id=%" PRId64 ", context-ft-addr=%p",
		event_class, bt_ctf_event_class_common_get_name(event_class),
		bt_ctf_event_class_common_get_id(event_class), context_ft);

end:
	return ret;
}

static inline
struct bt_ctf_field_type_common *bt_ctf_event_class_common_borrow_payload_field_type(
		struct bt_ctf_event_class_common *event_class)
{
	BT_CTF_ASSERT_PRE_NON_NULL(event_class, "Event class");
	return event_class->payload_field_type;
}

static inline
int bt_ctf_event_class_common_set_payload_field_type(
		struct bt_ctf_event_class_common *event_class,
		struct bt_ctf_field_type_common *payload_ft)
{
	int ret = 0;

	if (!event_class) {
		BT_LOGW_STR("Invalid parameter: event class is NULL.");
		ret = -1;
		goto end;
	}

	if (payload_ft && bt_ctf_field_type_common_get_type_id(payload_ft) !=
			BT_CTF_FIELD_TYPE_ID_STRUCT) {
		BT_LOGW("Invalid parameter: event class's payload field type must be a structure: "
			"addr=%p, name=\"%s\", id=%" PRId64 ", "
			"payload-ft-addr=%p, payload-ft-id=%s",
			event_class, bt_ctf_event_class_common_get_name(event_class),
			bt_ctf_event_class_common_get_id(event_class), payload_ft,
			bt_ctf_field_type_id_string(
				bt_ctf_field_type_common_get_type_id(payload_ft)));
		ret = -1;
		goto end;
	}

	bt_ctf_object_put_ref(event_class->payload_field_type);
	event_class->payload_field_type = payload_ft;
	bt_ctf_object_get_ref(event_class->payload_field_type);
	BT_LOGV("Set event class's payload field type: "
		"event-class-addr=%p, event-class-name=\"%s\", "
		"event-class-id=%" PRId64 ", payload-ft-addr=%p",
		event_class, bt_ctf_event_class_common_get_name(event_class),
		bt_ctf_event_class_common_get_id(event_class), payload_ft);
end:
	return ret;
}

#endif /* BABELTRACE_CTF_WRITER_EVENT_CLASS_INTERNAL_H */
Commit	Line	Data
16ca5ff0 PP	1	#ifndef BABELTRACE_CTF_WRITER_EVENT_CLASS_INTERNAL_H
	2	#define BABELTRACE_CTF_WRITER_EVENT_CLASS_INTERNAL_H
	3
	4	/*
16ca5ff0 PP	5	* Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com>
	6	*
	7	* Author: Jérémie Galarneau <jeremie.galarneau@efficios.com>
	8	*
	9	* Permission is hereby granted, free of charge, to any person obtaining a copy
	10	* of this software and associated documentation files (the "Software"), to deal
	11	* in the Software without restriction, including without limitation the rights
	12	* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
	13	* copies of the Software, and to permit persons to whom the Software is
	14	* furnished to do so, subject to the following conditions:
	15	*
	16	* The above copyright notice and this permission notice shall be included in
	17	* all copies or substantial portions of the Software.
	18	*
	19	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
	20	* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
	21	* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
	22	* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
	23	* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
	24	* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
	25	* SOFTWARE.
	26	*/
	27
3fadfbc0 MJ	28	#include <babeltrace2/assert-internal.h>
	29	#include <babeltrace2/babeltrace-internal.h>
	30	#include <babeltrace2/ctf-writer/event.h>
	31	#include <babeltrace2/ctf-writer/field-types.h>
	32	#include <babeltrace2/ctf-writer/fields.h>
	33	#include <babeltrace2/ctf-writer/stream-class.h>
	34	#include <babeltrace2/ctf-writer/stream.h>
	35	#include <babeltrace2/ctf-writer/trace-internal.h>
	36	#include <babeltrace2/ctf-writer/object-internal.h>
	37	#include <babeltrace2/ctf-writer/values-internal.h>
16ca5ff0 PP	38	#include <glib.h>
	39
	40	struct bt_ctf_event_class_common {
e1e02a22	41	struct bt_ctf_object base;
16ca5ff0 PP	42	struct bt_ctf_field_type_common *context_field_type;
	43	struct bt_ctf_field_type_common *payload_field_type;
	44	int frozen;
	45
	46	/*
	47	* This flag indicates if the event class is valid. A valid
	48	* event class is _always_ frozen. However, an event class
	49	* may be frozen, but not valid yet. This is okay, as long as
	50	* no events are created out of this event class.
	51	*/
	52	int valid;
	53
	54	/* Attributes */
	55	GString *name;
	56	int64_t id;
	57	int log_level;
	58	GString *emf_uri;
	59	};
	60
	61	BT_HIDDEN
	62	void bt_ctf_event_class_common_freeze(struct bt_ctf_event_class_common *event_class);
	63
	64	BT_HIDDEN
	65	void bt_ctf_event_class_common_set_native_byte_order(
	66	struct bt_ctf_event_class_common *event_class, int byte_order);
	67
	68	static inline
	69	struct bt_ctf_stream_class_common *bt_ctf_event_class_common_borrow_stream_class(
	70	struct bt_ctf_event_class_common *event_class)
	71	{
	72	BT_ASSERT(event_class);
e1e02a22	73	return (void *) bt_ctf_object_borrow_parent(&event_class->base);
16ca5ff0 PP	74	}
	75
	76	typedef struct bt_ctf_field_type_common (bt_ctf_field_type_structure_create_func)();
	77
	78	BT_HIDDEN
	79	int bt_ctf_event_class_common_initialize(struct bt_ctf_event_class_common *event_class,
e1e02a22	80	const char *name, bt_ctf_object_release_func release_func,
16ca5ff0 PP	81	bt_ctf_field_type_structure_create_func ft_struct_create_func);
	82
	83	BT_HIDDEN
e1e02a22	84	void bt_ctf_event_class_common_finalize(struct bt_ctf_object *obj);
16ca5ff0 PP	85
	86	BT_HIDDEN
	87	int bt_ctf_event_class_common_validate_single_clock_class(
	88	struct bt_ctf_event_class_common *event_class,
	89	struct bt_ctf_clock_class **expected_clock_class);
	90
	91	static inline
	92	const char *bt_ctf_event_class_common_get_name(
	93	struct bt_ctf_event_class_common *event_class)
	94	{
67d2ce02	95	BT_CTF_ASSERT_PRE_NON_NULL(event_class, "Event class");
16ca5ff0 PP	96	BT_ASSERT(event_class->name);
	97	return event_class->name->str;
	98	}
	99
	100	static inline
	101	int64_t bt_ctf_event_class_common_get_id(
	102	struct bt_ctf_event_class_common *event_class)
	103	{
67d2ce02	104	BT_CTF_ASSERT_PRE_NON_NULL(event_class, "Event class");
16ca5ff0 PP	105	return event_class->id;
	106	}
	107
	108	static inline
	109	int bt_ctf_event_class_common_set_id(
	110	struct bt_ctf_event_class_common *event_class, uint64_t id_param)
	111	{
	112	int ret = 0;
	113	int64_t id = (int64_t) id_param;
	114
	115	if (!event_class) {
	116	BT_LOGW_STR("Invalid parameter: event class is NULL.");
	117	ret = -1;
	118	goto end;
	119	}
	120
	121	if (event_class->frozen) {
	122	BT_LOGW("Invalid parameter: event class is frozen: "
	123	"addr=%p, name=\"%s\", id=%" PRId64,
	124	event_class,
	125	bt_ctf_event_class_common_get_name(event_class),
	126	bt_ctf_event_class_common_get_id(event_class));
	127	ret = -1;
	128	goto end;
	129	}
	130
	131	if (id < 0) {
	132	BT_LOGW("Invalid parameter: invalid event class's ID: "
	133	"addr=%p, name=\"%s\", id=%" PRIu64,
	134	event_class,
	135	bt_ctf_event_class_common_get_name(event_class),
	136	id_param);
	137	ret = -1;
	138	goto end;
	139	}
	140
	141	event_class->id = id;
	142	BT_LOGV("Set event class's ID: "
	143	"addr=%p, name=\"%s\", id=%" PRId64,
	144	event_class, bt_ctf_event_class_common_get_name(event_class), id);
	145
	146	end:
	147	return ret;
	148	}
	149
	150	static inline
	151	int bt_ctf_event_class_common_get_log_level(
	152	struct bt_ctf_event_class_common *event_class)
	153	{
67d2ce02	154	BT_CTF_ASSERT_PRE_NON_NULL(event_class, "Event class");
16ca5ff0 PP	155	return event_class->log_level;
	156	}
	157
	158	static inline
	159	int bt_ctf_event_class_common_set_log_level(
	160	struct bt_ctf_event_class_common *event_class, int log_level)
	161	{
	162	int ret = 0;
	163
	164	if (!event_class) {
	165	BT_LOGW_STR("Invalid parameter: event class is NULL.");
	166	ret = -1;
	167	goto end;
	168	}
	169
	170	if (event_class->frozen) {
	171	BT_LOGW("Invalid parameter: event class is frozen: "
	172	"addr=%p, name=\"%s\", id=%" PRId64,
	173	event_class,
	174	bt_ctf_event_class_common_get_name(event_class),
	175	bt_ctf_event_class_common_get_id(event_class));
	176	ret = -1;
	177	goto end;
	178	}
	179
	180	switch (log_level) {
	181	case BT_CTF_EVENT_CLASS_LOG_LEVEL_UNSPECIFIED:
	182	case BT_CTF_EVENT_CLASS_LOG_LEVEL_EMERGENCY:
	183	case BT_CTF_EVENT_CLASS_LOG_LEVEL_ALERT:
	184	case BT_CTF_EVENT_CLASS_LOG_LEVEL_CRITICAL:
	185	case BT_CTF_EVENT_CLASS_LOG_LEVEL_ERROR:
	186	case BT_CTF_EVENT_CLASS_LOG_LEVEL_WARNING:
	187	case BT_CTF_EVENT_CLASS_LOG_LEVEL_NOTICE:
	188	case BT_CTF_EVENT_CLASS_LOG_LEVEL_INFO:
	189	case BT_CTF_EVENT_CLASS_LOG_LEVEL_DEBUG_SYSTEM:
	190	case BT_CTF_EVENT_CLASS_LOG_LEVEL_DEBUG_PROGRAM:
	191	case BT_CTF_EVENT_CLASS_LOG_LEVEL_DEBUG_PROCESS:
	192	case BT_CTF_EVENT_CLASS_LOG_LEVEL_DEBUG_MODULE:
	193	case BT_CTF_EVENT_CLASS_LOG_LEVEL_DEBUG_UNIT:
	194	case BT_CTF_EVENT_CLASS_LOG_LEVEL_DEBUG_FUNCTION:
	195	case BT_CTF_EVENT_CLASS_LOG_LEVEL_DEBUG_LINE:
	196	case BT_CTF_EVENT_CLASS_LOG_LEVEL_DEBUG:
	197	break;
	198	default:
	199	BT_LOGW("Invalid parameter: unknown event class log level: "
	200	"addr=%p, name=\"%s\", id=%" PRId64 ", log-level=%d",
	201	event_class, bt_ctf_event_class_common_get_name(event_class),
	202	bt_ctf_event_class_common_get_id(event_class), log_level);
	203	ret = -1;
	204	goto end;
	205	}
	206
	207	event_class->log_level = log_level;
	208	BT_LOGV("Set event class's log level: "
	209	"addr=%p, name=\"%s\", id=%" PRId64 ", log-level=%s",
	210	event_class, bt_ctf_event_class_common_get_name(event_class),
	211	bt_ctf_event_class_common_get_id(event_class),
	212	bt_ctf_event_class_log_level_string(log_level));
	213
	214	end:
	215	return ret;
	216	}
	217
	218	static inline
219	const char *bt_ctf_event_class_common_get_emf_uri(
220	struct bt_ctf_event_class_common *event_class)
221	{
222	const char *emf_uri = NULL;
223
67d2ce02	224	BT_CTF_ASSERT_PRE_NON_NULL(event_class, "Event class");
16ca5ff0 PP	225
	226	if (event_class->emf_uri->len > 0) {
	227	emf_uri = event_class->emf_uri->str;
	228	}
	229
	230	return emf_uri;
	231	}
	232
	233	static inline
	234	int bt_ctf_event_class_common_set_emf_uri(
	235	struct bt_ctf_event_class_common *event_class,
	236	const char *emf_uri)
	237	{
	238	int ret = 0;
	239
	240	if (!event_class) {
	241	BT_LOGW_STR("Invalid parameter: event class is NULL.");
	242	ret = -1;
	243	goto end;
	244	}
	245
	246	if (emf_uri && strlen(emf_uri) == 0) {
	247	BT_LOGW_STR("Invalid parameter: EMF URI is empty.");
	248	ret = -1;
	249	goto end;
	250	}
	251
	252	if (event_class->frozen) {
	253	BT_LOGW("Invalid parameter: event class is frozen: "
	254	"addr=%p, name=\"%s\", id=%" PRId64,
	255	event_class, bt_ctf_event_class_common_get_name(event_class),
	256	bt_ctf_event_class_common_get_id(event_class));
	257	ret = -1;
	258	goto end;
	259	}
	260
	261	if (emf_uri) {
	262	g_string_assign(event_class->emf_uri, emf_uri);
	263	BT_LOGV("Set event class's EMF URI: "
	264	"addr=%p, name=\"%s\", id=%" PRId64 ", emf-uri=\"%s\"",
	265	event_class, bt_ctf_event_class_common_get_name(event_class),
	266	bt_ctf_event_class_common_get_id(event_class), emf_uri);
	267	} else {
	268	g_string_assign(event_class->emf_uri, "");
	269	BT_LOGV("Reset event class's EMF URI: "
	270	"addr=%p, name=\"%s\", id=%" PRId64,
	271	event_class, bt_ctf_event_class_common_get_name(event_class),
	272	bt_ctf_event_class_common_get_id(event_class));
	273	}
	274
	275	end:
	276	return ret;
	277	}
	278
	279	static inline
	280	struct bt_ctf_field_type_common *bt_ctf_event_class_common_borrow_context_field_type(
	281	struct bt_ctf_event_class_common *event_class)
	282	{
	283	struct bt_ctf_field_type_common *context_ft = NULL;
	284
67d2ce02	285	BT_CTF_ASSERT_PRE_NON_NULL(event_class, "Event class");
16ca5ff0 PP	286
	287	if (!event_class->context_field_type) {
	288	BT_LOGV("Event class has no context field type: "
	289	"addr=%p, name=\"%s\", id=%" PRId64,
	290	event_class, bt_ctf_event_class_common_get_name(event_class),
	291	bt_ctf_event_class_common_get_id(event_class));
	292	goto end;
	293	}
	294
	295	context_ft = event_class->context_field_type;
	296
	297	end:
	298	return context_ft;
	299	}
	300
	301	static inline
	302	int bt_ctf_event_class_common_set_context_field_type(
	303	struct bt_ctf_event_class_common *event_class,
	304	struct bt_ctf_field_type_common *context_ft)
	305	{
	306	int ret = 0;
	307
	308	if (!event_class) {
	309	BT_LOGW_STR("Invalid parameter: event class is NULL.");
	310	ret = -1;
	311	goto end;
	312	}
	313
	314	if (event_class->frozen) {
	315	BT_LOGW("Invalid parameter: event class is frozen: "
	316	"addr=%p, name=\"%s\", id=%" PRId64,
	317	event_class, bt_ctf_event_class_common_get_name(event_class),
	318	bt_ctf_event_class_common_get_id(event_class));
	319	ret = -1;
	320	goto end;
	321	}
	322
	323	if (context_ft && bt_ctf_field_type_common_get_type_id(context_ft) !=
	324	BT_CTF_FIELD_TYPE_ID_STRUCT) {
	325	BT_LOGW("Invalid parameter: event class's context field type must be a structure: "
	326	"addr=%p, name=\"%s\", id=%" PRId64 ", "
	327	"context-ft-id=%s",
	328	event_class, bt_ctf_event_class_common_get_name(event_class),
	329	bt_ctf_event_class_common_get_id(event_class),
	330	bt_ctf_field_type_id_string(
	331	bt_ctf_field_type_common_get_type_id(context_ft)));
	332	ret = -1;
	333	goto end;
	334	}
	335
e1e02a22 PP	336	bt_ctf_object_put_ref(event_class->context_field_type);
	337	event_class->context_field_type = context_ft;
	338	bt_ctf_object_get_ref(event_class->context_field_type);
16ca5ff0 PP	339	BT_LOGV("Set event class's context field type: "
	340	"event-class-addr=%p, event-class-name=\"%s\", "
	341	"event-class-id=%" PRId64 ", context-ft-addr=%p",
	342	event_class, bt_ctf_event_class_common_get_name(event_class),
	343	bt_ctf_event_class_common_get_id(event_class), context_ft);
	344
	345	end:
	346	return ret;
	347	}
	348
	349	static inline
	350	struct bt_ctf_field_type_common *bt_ctf_event_class_common_borrow_payload_field_type(
	351	struct bt_ctf_event_class_common *event_class)
	352	{
67d2ce02	353	BT_CTF_ASSERT_PRE_NON_NULL(event_class, "Event class");
16ca5ff0 PP	354	return event_class->payload_field_type;
	355	}
	356
	357	static inline
	358	int bt_ctf_event_class_common_set_payload_field_type(
	359	struct bt_ctf_event_class_common *event_class,
	360	struct bt_ctf_field_type_common *payload_ft)
	361	{
	362	int ret = 0;
	363
	364	if (!event_class) {
	365	BT_LOGW_STR("Invalid parameter: event class is NULL.");
	366	ret = -1;
	367	goto end;
	368	}
	369
	370	if (payload_ft && bt_ctf_field_type_common_get_type_id(payload_ft) !=
	371	BT_CTF_FIELD_TYPE_ID_STRUCT) {
	372	BT_LOGW("Invalid parameter: event class's payload field type must be a structure: "
	373	"addr=%p, name=\"%s\", id=%" PRId64 ", "
	374	"payload-ft-addr=%p, payload-ft-id=%s",
	375	event_class, bt_ctf_event_class_common_get_name(event_class),
	376	bt_ctf_event_class_common_get_id(event_class), payload_ft,
	377	bt_ctf_field_type_id_string(
	378	bt_ctf_field_type_common_get_type_id(payload_ft)));
	379	ret = -1;
	380	goto end;
	381	}
	382
e1e02a22 PP	383	bt_ctf_object_put_ref(event_class->payload_field_type);
	384	event_class->payload_field_type = payload_ft;
	385	bt_ctf_object_get_ref(event_class->payload_field_type);
16ca5ff0 PP	386	BT_LOGV("Set event class's payload field type: "
	387	"event-class-addr=%p, event-class-name=\"%s\", "
	388	"event-class-id=%" PRId64 ", payload-ft-addr=%p",
	389	event_class, bt_ctf_event_class_common_get_name(event_class),
	390	bt_ctf_event_class_common_get_id(event_class), payload_ft);
	391	end:
	392	return ret;
	393	}
	394
	395	#endif /* BABELTRACE_CTF_WRITER_EVENT_CLASS_INTERNAL_H */