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

#ifndef BABELTRACE_CTF_WRITER_EVENT_CLASS_INTERNAL_H
#define BABELTRACE_CTF_WRITER_EVENT_CLASS_INTERNAL_H

/*
 * Babeltrace - CTF writer: Event class internal
 *
 * 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 <babeltrace/assert-internal.h>
#include <babeltrace/babeltrace-internal.h>
#include <babeltrace/ctf-writer/event.h>
#include <babeltrace/ctf-writer/field-types.h>
#include <babeltrace/ctf-writer/fields.h>
#include <babeltrace/ctf-writer/stream-class.h>
#include <babeltrace/ctf-writer/stream.h>
#include <babeltrace/ctf-writer/trace-internal.h>
#include <babeltrace/object-internal.h>
#include <babeltrace/values.h>
#include <glib.h>

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