void IRCConnection::worker_main()
{
try
{
//clan::ConsoleWindow console("Debug");
clan::TCPConnection connection(server);
connection.set_nodelay(true);
connection.set_keep_alive(true, 60*1000, 60*1000);
clan::Event read_event = connection.get_read_event();
clan::Event write_event = connection.get_write_event();
IRCRawString read_line, write_line;
IRCRawString::size_type write_pos = 0;
std::vector<clan::Event> wait_events;
bool continue_loop = true;
while (continue_loop)
{
wait_events.clear();
wait_events.push_back(read_event);
if (write_line.length() != write_pos)
wait_events.push_back(write_event);
else
wait_events.push_back(queues.send_event);
wait_events.push_back(stop_event);
int wakeup_reason = clan::Event::wait(wait_events, -1);
if (wakeup_reason == 0) // read_event flagged
{
continue_loop = read_connection_data(connection, read_line);
}
else if (wakeup_reason == 1) // write_event / queues.send_event flagged
{
continue_loop = write_connection_data(write_line, write_pos, connection);
}
else // stop_event flagged
{
continue_loop = false;
}
}
queues.set_disconnected(std::string());
set_wakeup_event();
}
catch (clan::Exception &e)
{
queues.set_disconnected(e.message);
set_wakeup_event();
}
}
void WorkQueue_Impl::worker_main()
{
while (true)
{
int wakeup_reason = Event::wait(stop_event, work_available_event);
if (wakeup_reason != 1)
break;
MutexSection mutex_lock(&mutex);
if (!queued_items.empty())
{
WorkItem *item = queued_items.front();
queued_items.erase(queued_items.begin());
mutex_lock.unlock();
item->process_work();
mutex_lock.lock();
finished_items.push_back(item);
mutex_lock.unlock();
set_wakeup_event();
}
else
{
work_available_event.reset();
}
}
}
void WorkQueue_Impl::work_completed(WorkItem *item) // transfers ownership
{
MutexSection mutex_lock(&mutex);
finished_items.push_back(item);
mutex_lock.unlock();
set_wakeup_event();
}
void timer_main()
{
while (true)
{
MutexSection mutex_lock(&mutex);
update_event.reset();
if (stop_thread)
break;
ubyte64 current_time = System::get_time();
timeout = -1;
bool found_timer = false;
// Scan for timers to find the next one to call
for (std::map<int, Timer_Object *>::iterator it = timer_objects.begin(); it != timer_objects.end(); ++it)
{
Timer_Object &object = *(it->second);
if (!object.stopped)
{
if (!found_timer)
{
// First timer in the list
timeout = object.end_time - current_time;
found_timer = true;
}
else
{
// Get the smallest timeout
int next_timeout = object.end_time - current_time;
if (next_timeout < timeout)
{
timeout = next_timeout;
}
}
// Force update, if a timer was missed
if (timeout < 1)
timeout = 1;
}
}
mutex_lock.unlock();
if (Event::wait(update_event, timeout) == -1)
set_wakeup_event();
}
}
bool IRCConnection::read_connection_data(clan::TCPConnection &connection, IRCRawString &read_line)
{
char buffer[16*1024];
int data_read = connection.read(buffer, 16*1024, false);
if (data_read == 0) // EOF from server
{
connection.disconnect_graceful();
return false;
}
int start_pos = 0;
for (int i=0; i<data_read; i++)
{
if (buffer[i] == '\n')
{
read_line.append(buffer+start_pos, i-start_pos+1);
start_pos = i+1;
queues.push_received(read_line);
set_wakeup_event();
read_line.clear();
}
}
read_line.append(buffer+start_pos, data_read-start_pos);
return true;
}
