bool TcpSession::recvPacket()
{
if (listener && listener->onReceive())
return true;
int n;
while ((n = recv(sock, buf + bufSize, TCP_PACKET_SIZE - bufSize, 0)) > 0) {
bufSize += n;
char *start = buf;
char *end = start + bufSize;
uint16 len;
while (start + sizeof(len) < end) {
len = ntohs(*(uint16 *) start);
if (end - start - sizeof(len) < len)
break;
start += sizeof(len);
if (len >= sizeof(TCP_HEADER)) {
TcpInPacket in(start, len);
onPacketReceived(in);
}
start += len;
}
bufSize = end - start;
if (bufSize > 0)
memcpy(buf, start, bufSize);
}
if (n == 0)
onClose();
return (n >= 0);
}
void update()
{
if(!busy) { ssvu::lo("ManagedSocket") << "Update failed - not busy" << std::endl; return; }
std::this_thread::sleep_for(std::chrono::milliseconds(1));
sf::Packet packet;
for(int i{0}; i < 5; ++i)
{
if(busy && socket.receive(packet) == sf::Socket::Done) onPacketReceived(packet);
std::this_thread::sleep_for(std::chrono::milliseconds(50));
}
}
