- struct bt_value *obj = NULL;
- struct bt_ctf_event_class *event_class = NULL;
-
- if (bt_ctf_validate_identifier(name)) {
- goto error;
- }
-
- event_class = g_new0(struct bt_ctf_event_class, 1);
- if (!event_class) {
- goto error;
- }
-
- bt_object_init(event_class, bt_ctf_event_class_destroy);
- event_class->fields = bt_ctf_field_type_structure_create();
- if (!event_class->fields) {
- goto error;
- }
-
- event_class->attributes = bt_ctf_attributes_create();
- if (!event_class->attributes) {
- goto error;
- }
-
- obj = bt_value_integer_create_init(-1);
- if (!obj) {
- goto error;
- }
-
- ret = bt_ctf_attributes_set_field_value(event_class->attributes,
- "id", obj);
- if (ret) {
- goto error;
- }
-
- BT_PUT(obj);
-
- obj = bt_value_string_create_init(name);
- if (!obj) {
- goto error;
- }
-
- ret = bt_ctf_attributes_set_field_value(event_class->attributes,
- "name", obj);
- if (ret) {
- goto error;
- }
-
- BT_PUT(obj);
-
- return event_class;
-
-error:
- BT_PUT(event_class);
- BT_PUT(obj);
- return event_class;
-}
-
-const char *bt_ctf_event_class_get_name(struct bt_ctf_event_class *event_class)
-{
- struct bt_value *obj = NULL;
- const char *name = NULL;
-
- if (!event_class) {
- goto end;
- }
-
- obj = bt_ctf_attributes_get_field_value(event_class->attributes,
- BT_CTF_EVENT_CLASS_ATTR_NAME_INDEX);
- if (!obj) {
- goto end;
- }
-
- if (bt_value_string_get(obj, &name)) {
- name = NULL;
- }
-
-end:
- BT_PUT(obj);
- return name;
-}
-
-int64_t bt_ctf_event_class_get_id(struct bt_ctf_event_class *event_class)
-{
- struct bt_value *obj = NULL;
- int64_t ret = 0;
-
- if (!event_class) {
- ret = -1;
- goto end;
- }
-
- obj = bt_ctf_attributes_get_field_value(event_class->attributes,
- BT_CTF_EVENT_CLASS_ATTR_ID_INDEX);
- if (!obj) {
- goto end;
- }
-
- if (bt_value_integer_get(obj, &ret)) {
- ret = -1;
- }
-
- if (ret < 0) {
- /* means ID is not set */
- ret = -1;
- goto end;
- }
-
-end:
- BT_PUT(obj);
- return ret;
-}
-
-int bt_ctf_event_class_set_id(struct bt_ctf_event_class *event_class,
- uint32_t id)
-{
- int ret = 0;
- struct bt_value *obj = NULL;
-
- if (!event_class) {
- ret = -1;
- goto end;
- }
-
- if (event_class->stream_class) {
- /*
- * We don't allow changing the id if the event class has already
- * been added to a stream class.
- */
- ret = -1;
- goto end;
- }
-
- obj = bt_ctf_attributes_get_field_value(event_class->attributes,
- BT_CTF_EVENT_CLASS_ATTR_ID_INDEX);
- if (!obj) {
- goto end;
- }
-
- if (bt_value_integer_set(obj, id)) {
- ret = -1;
- goto end;
- }
-
-end:
- BT_PUT(obj);
- return ret;
-}
-
-int bt_ctf_event_class_set_attribute(
- struct bt_ctf_event_class *event_class, const char *name,
- struct bt_value *value)
-{
- int ret = 0;
-
- if (!event_class || !name || !value || event_class->frozen) {
- ret = -1;
- goto end;
- }
-
- if (!strcmp(name, "id") || !strcmp(name, "loglevel")) {
- if (!bt_value_is_integer(value)) {
- ret = -1;
- goto end;
- }
- } else if (!strcmp(name, "name") || !strcmp(name, "model.emf.uri")) {
- if (!bt_value_is_string(value)) {
- ret = -1;
- goto end;
- }
- } else {
- /* unknown attribute */
- ret = -1;
- goto end;
- }
-
- /* "id" special case: >= 0 */
- if (!strcmp(name, "id")) {
- int64_t val;
-
- ret = bt_value_integer_get(value, &val);
-
- if (ret) {
- goto end;
- }
-
- if (val < 0) {
- ret = -1;
- goto end;
- }
- }
-
- ret = bt_ctf_attributes_set_field_value(event_class->attributes,
- name, value);
-
-end:
- return ret;
-}
-
-int bt_ctf_event_class_get_attribute_count(
- struct bt_ctf_event_class *event_class)
-{
- int ret = 0;
-
- if (!event_class) {
- ret = -1;
- goto end;
- }
-
- ret = bt_ctf_attributes_get_count(event_class->attributes);
-
-end:
- return ret;
-}
-
-const char *
-bt_ctf_event_class_get_attribute_name(
- struct bt_ctf_event_class *event_class, int index)
-{
- const char *ret;
-
- if (!event_class) {
- ret = NULL;
- goto end;
- }
-
- ret = bt_ctf_attributes_get_field_name(event_class->attributes, index);
-
-end:
- return ret;
-}
-
-struct bt_value *
-bt_ctf_event_class_get_attribute_value(struct bt_ctf_event_class *event_class,
- int index)
-{
- struct bt_value *ret;
-
- if (!event_class) {
- ret = NULL;
- goto end;
- }
-
- ret = bt_ctf_attributes_get_field_value(event_class->attributes, index);
-
-end:
- return ret;
-}
-
-struct bt_value *
-bt_ctf_event_class_get_attribute_value_by_name(
- struct bt_ctf_event_class *event_class, const char *name)
-{
- struct bt_value *ret;
-
- if (!event_class || !name) {
- ret = NULL;
- goto end;
- }
-
- ret = bt_ctf_attributes_get_field_value_by_name(event_class->attributes,
- name);
-
-end:
- return ret;
-
-}
-
-struct bt_ctf_stream_class *bt_ctf_event_class_get_stream_class(
- struct bt_ctf_event_class *event_class)
-{