- if (sin->pos.offset == -EOF)
- return -EOF;
-
- /* Hide event payload struct brackets */
- sout->depth = -1;
-
- /* Read and print event header */
- if (stream_class->event_header) {
- ret = generic_rw(&sin->pos.parent, &stream_class->event_header->p);
- if (ret)
- return ret;
- /* lookup event id */
- len_index = struct_declaration_lookup_field_index(stream_class->event_header_decl,
- g_quark_from_static_string("id"));
- if (len_index >= 0) {
- struct definition_integer *defint;
- struct field *field;
-
- field = struct_definition_get_field_from_index(stream_class->event_header, len_index);
- assert(field->definition->declaration->id == CTF_TYPE_INTEGER);
- defint = container_of(field->definition, struct definition_integer, p);
- assert(defint->declaration->signedness == FALSE);
- id = defint->value._unsigned; /* set id */
+ stream = g_ptr_array_index(tin->streams, stream_id);
+
+ /* find or create the bt_stream_callbacks for this stream */
+ if (iter->callbacks->len >= stream_id) {
+ bt_stream_cb = &g_array_index(iter->callbacks,
+ struct bt_stream_callbacks, stream->stream_id);
+ } else {
+ g_array_set_size(iter->callbacks, stream->stream_id);
+ }
+ if (!bt_stream_cb || !bt_stream_cb->per_id_callbacks) {
+ struct bt_stream_callbacks new_stream_cb;
+ new_stream_cb.per_id_callbacks = g_array_new(1, 1,
+ sizeof(struct bt_callback_chain));
+ g_array_insert_val(iter->callbacks, stream->stream_id, new_stream_cb);
+ bt_stream_cb = &g_array_index(iter->callbacks,
+ struct bt_stream_callbacks, stream->stream_id);
+ }
+
+ if (event) {
+ /* find the event id */
+ event_id_ptr = g_hash_table_lookup(stream->event_quark_to_id,
+ (gconstpointer) (unsigned long) event);
+ /* event not found in this stream class */
+ if (!event_id_ptr) {
+ printf("event not found\n");
+ continue;
+ }
+ event_id = (uint64_t)*event_id_ptr;
+
+ /* find or create the bt_callback_chain for this event */
+ if (bt_stream_cb->per_id_callbacks->len >= event_id) {
+ bt_chain = &g_array_index(bt_stream_cb->per_id_callbacks,
+ struct bt_callback_chain, event_id);
+ } else {
+ g_array_set_size(bt_stream_cb->per_id_callbacks, event_id);
+ }
+ if (!bt_chain || !bt_chain->callback) {
+ struct bt_callback_chain new_chain;
+ new_chain.callback = g_array_new(1, 1, sizeof(struct bt_callback));
+ g_array_insert_val(bt_stream_cb->per_id_callbacks, event_id,
+ new_chain);
+ bt_chain = &g_array_index(bt_stream_cb->per_id_callbacks,
+ struct bt_callback_chain, event_id);
+ }
+ } else {
+ /* callback for all events */
+ if (!iter->main_callbacks.callback) {
+ iter->main_callbacks.callback = g_array_new(1, 1,
+ sizeof(struct bt_callback));
+ }
+ bt_chain = &iter->main_callbacks;
+ }
+
+ new_callback.private_data = private_data;
+ new_callback.flags = flags;
+ new_callback.callback = callback;
+ new_callback.depends = depends;
+ new_callback.weak_depends = weak_depends;
+ new_callback.provides = provides;
+
+ /* TODO : take care of priority, for now just FIFO */
+ g_array_append_val(bt_chain->callback, new_callback);