void mesg_queue_destroy(mesg_queue * q) {
pthread_mutex_destroy(&q->lock);
uint32_t queued_entries = circular_buffer_size(q->buffer);
//TODO: Need better handling of the still queued entries
if(queued_entries>0) {
printf("%d entries still queued - unqueueing\n", (int)queued_entries);
for(int i=0; i<queued_entries; ++i) {
void * dummy=NULL;
circular_buffer_get(q->buffer, &dummy);
printf("unqueued %p\n", dummy);
}
}
circular_buffer_free(q->buffer);
free(q);
}
int chitcpd_tcp_state_handle_LAST_ACK(serverinfo_t *si, chisocketentry_t *entry, tcp_event_type_t event) {
tcp_data_t *data = &entry->socket_state.active.tcp_data;
if (event == PACKET_ARRIVAL) {
while (!list_empty(&data->pending_packets)){
pthread_mutex_lock(&data->lock_pending_packets);
tcp_packet_t *pack = list_fetch(&(data->pending_packets));
pthread_mutex_unlock(&data->lock_pending_packets);
tcphdr_t *head = TCP_PACKET_HEADER(pack);
if (!acceptability_test(data, pack)) {
send_ACK(si, entry, data);
chitcp_tcp_packet_free(pack);
return CHITCP_OK;
}
if (head->ack) {
if (inside_window(data, pack)) {
circular_buffer_free(&data->recv);
circular_buffer_free(&data->send);
list_destroy(&data->pending_packets);
pthread_mutex_destroy(&data->lock_pending_packets);
pthread_mutex_destroy(&data->lock_withheld_packets);
list_destroy(&data->withheld_packets);
free(data);
chitcpd_update_tcp_state(si, entry, CLOSED);
}
}
chitcp_tcp_packet_free(pack);
}
} else
chilog(WARNING, "In LAST_ACK state, received unexpected event (%i).", event);
return CHITCP_OK;
}
