void ReliabilitySystem::process_ack( unsigned int ack, unsigned int ack_bits,
PacketQueue & pending_ack_queue, PacketQueue & acked_queue,
std::vector<unsigned int> & acks, unsigned int & acked_packets,
float & rtt, unsigned int max_sequence )
{
if ( pending_ack_queue.empty() ) {
return;
}
PacketQueue::iterator itor = pending_ack_queue.begin();
while ( itor != pending_ack_queue.end() )
{
bool acked = false;
if ( itor->sequence == ack )
{
acked = true;
}
else if ( !sequence_more_recent( itor->sequence, ack, max_sequence ) )
{
int bit_index = bit_index_for_sequence( itor->sequence, ack, max_sequence );
if ( bit_index <= 31 ) {
acked = ( ack_bits >> bit_index ) & 1;
}
}
void ReliabilitySystem::process_ack(unsigned int ack, unsigned int ack_bits,
PacketQueue & pending_ack_queue, PacketQueue & acked_queue,
std::vector<unsigned int> & acks, unsigned int & acked_packets,
float & rtt, unsigned int max_sequence)
{
if (pending_ack_queue.empty())
return;
PacketQueue::iterator itor = pending_ack_queue.begin();
while (itor != pending_ack_queue.end()) {
bool acked = false;
if (itor->sequence == ack) {
acked = true;
} else if (!sequence_more_recent(itor->sequence, ack, max_sequence)) {
int bit_index = bit_index_for_sequence(itor->sequence, ack, max_sequence);
if (bit_index <= 31)
acked = (ack_bits >> bit_index) & 1;
}
if (acked) {
rtt += (itor->time - rtt) * 0.1f;
acked_queue.insert_sorted(*itor, max_sequence);
acks.push_back(itor->sequence);
acked_packets++;
itor = pending_ack_queue.erase(itor);
} else {
++itor;
}
}
unsigned int ReliabilitySystem::generate_ack_bits(unsigned int ack, const PacketQueue & received_queue, unsigned int max_sequence) {
unsigned int ack_bits = 0;
for (PacketQueue::const_iterator itor = received_queue.begin(); itor != received_queue.end(); itor++) {
if (itor->sequence == ack || sequence_more_recent(itor->sequence, ack, max_sequence))
break;
int bit_index = bit_index_for_sequence(itor->sequence, ack, max_sequence);
if (bit_index <= 31)
ack_bits |= 1 << bit_index;
}
return ack_bits;
}
static u32 generate_ack_bits(u32 ack, PacketData *recv_queue, u32 max_sequence)
{
u32 ack_bits = 0;
for (PacketData *node = recv_queue->next; node != recv_queue; node = node->next)
{
if (node->sequence == ack || sequence_more_recent(node->sequence, ack, max_sequence))
{
break;
}
i32 bit_index = bit_index_for_sequence(node->sequence, ack, max_sequence);
if (bit_index <= 31)
{
ack_bits |= 1 << bit_index;
}
}
return ack_bits;
}
static void process_ack(NetworkState *net, u32 ack, u32 ack_bits)
{
if (!packet_data_empty(net->pending_ack_queue))
{
PacketData *node = net->pending_ack_queue->next;
while (node != net->pending_ack_queue)
{
b32 acked = false;
if (node->sequence == ack)
{
acked = true;
}
else if (!sequence_more_recent(node->sequence, ack, net->max_sequence))
{
i32 bit_index = bit_index_for_sequence(node->sequence, ack, net->max_sequence);
if (bit_index <= 31)
{
acked = (ack_bits >> bit_index) & 1;
}
}
