+ BT_ASSERT(msg_it);
+
+ if (msg_it->cur_exp_packet_total_size != -1) {
+ msg_it->cur_packet_offset += msg_it->cur_exp_packet_total_size;
+ }
+
+ BT_COMP_LOGD("Switching packet: msg-it-addr=%p, cur=%zu, "
+ "packet-offset=%" PRId64, msg_it, msg_it->buf.at,
+ msg_it->cur_packet_offset);
+ stack_clear(msg_it->stack);
+ msg_it->meta.ec = NULL;
+ BT_PACKET_PUT_REF_AND_RESET(msg_it->packet);
+ BT_MESSAGE_PUT_REF_AND_RESET(msg_it->event_msg);
+ release_all_dscopes(msg_it);
+ msg_it->cur_dscope_field = NULL;
+
+ if (msg_it->medium.medops.switch_packet) {
+ enum ctf_msg_iter_medium_status medium_status;
+
+ medium_status = msg_it->medium.medops.switch_packet(msg_it->medium.data);
+ if (medium_status == CTF_MSG_ITER_MEDIUM_STATUS_EOF) {
+ /* No more packets. */
+ msg_it->state = STATE_EMIT_MSG_STREAM_END;
+ status = CTF_MSG_ITER_STATUS_OK;
+ goto end;
+ } else if (medium_status != CTF_MSG_ITER_MEDIUM_STATUS_OK) {
+ status = (int) medium_status;
+ goto end;
+ }