void iocp_thread()
{
DWORD bytes_transferred;
OVER *over;
ULONG key;
while(true) {
bytes_transferred = 0;
BOOL completed = GetQueuedCompletionStatus(hIOCP,&bytes_transferred,&key,(OVERLAPPED**)&over,timeout);
if(key == KEY_STOP) {
if(log_level) std::cerr << "KEY_STOP" << std::endl;
break;
}
DWORD last_error = completed ? 0 : HandleLastError("GetQueuedCompletionStatus");
if(log_level) fprintf(stderr,"completed[%i] bytes_transferred[%i] over.operation[%i]\n",completed,bytes_transferred,over ? over->operation : 0);
if((!completed && last_error == WAIT_TIMEOUT)) {
fprintf(stderr,"WAIT_TIMEOUT\n");
}
if(timeout.check()) {
int i = CancelIo(hCom);
fprintf(stderr,"CancelIo = %i\n",i);
continue;
}
if(!completed || !over) {
continue;
}
if(over->operation == OP_READ) {
if(completed) {
long packet_found = data_received(read_buf,bytes_transferred);
if(!packet_found) {
Read(read_buf,1);
}
}
}
if(over->operation == OP_WRITE) {
if(data_sent(bytes_transferred,system::error_code(last_error,system::system_category())) == 0) {
Read(read_buf,1);
}
}
}
if(log_level) std::cerr << "iocp_thread stopped" << std::endl;
}
