bool KQueueEngine::AddFd(EventHandler* eh)
{
	int fd = eh->GetFd();
	if ((fd < 0) || (fd > MAX_DESCRIPTORS))
	{
		ServerInstance->Log(DEFAULT,"ERROR: FD of %d added above max of %d",fd,MAX_DESCRIPTORS);
		return false;
	}
	if (GetRemainingFds() <= 1)
	{
		ServerInstance->Log(DEFAULT,"ERROR: System out of file descriptors!");
		return false;
	}

	if (ref[fd])
		return false;

	ref[fd] = eh;
	ServerInstance->Log(DEBUG,"Add socket %d",fd);

	struct kevent ke;
	ServerInstance->Log(DEBUG,"kqueue: Add socket to events, kq=%d socket=%d",EngineHandle,fd);
	EV_SET(&ke, fd, eh->Readable() ? EVFILT_READ : EVFILT_WRITE, EV_ADD, 0, 0, NULL);
	int i = kevent(EngineHandle, &ke, 1, 0, 0, NULL);
	if (i == -1)
	{
		ServerInstance->Log(DEBUG,"kqueue: List insertion failure!");
		return false;
	}

	CurrentSetSize++;
	return true;
}
Exemple #2
0
bool PortsEngine::AddFd(EventHandler* eh)
{
	int fd = eh->GetFd();
	if ((fd < 0) || (fd > GetMaxFds() - 1))
		return false;

	if (GetRemainingFds() <= 1)
		return false;

	if (ref[fd])
		return false;

	ref[fd] = eh;
	port_associate(EngineHandle, PORT_SOURCE_FD, fd, eh->Readable() ? POLLRDNORM : POLLWRNORM, eh);

	ServerInstance->Logs->Log("SOCKET",DEBUG,"New file descriptor: %d", fd);
	CurrentSetSize++;
	return true;
}
bool SelectEngine::AddFd(EventHandler* eh)
{
	int fd = eh->GetFd();
	if ((fd < 0) || (fd > MAX_DESCRIPTORS))
		return false;

	if (GetRemainingFds() <= 1)
		return false;

	if (ref[fd])
		return false;

	fds[fd] = fd;
	ref[fd] = eh;
	CurrentSetSize++;

	ServerInstance->Log(DEBUG,"New file descriptor: %d", fd);
	return true;
}
Exemple #4
0
bool PollEngine::AddFd(EventHandler* eh)
{
	int fd = eh->GetFd();
	if ((fd < 0) || (fd > GetMaxFds() - 1))
	{
		ServerInstance->Logs->Log("SOCKET",DEBUG,"AddFd out of range: (fd: %d, max: %d)", fd, GetMaxFds());
		return false;
	}

	if (GetRemainingFds() <= 1)
	{
		ServerInstance->Logs->Log("SOCKET",DEBUG,"No remaining FDs cannot add fd: %d", fd);
		return false;
	}

	if (fd_mappings.find(fd) != fd_mappings.end())
	{
		ServerInstance->Logs->Log("SOCKET",DEBUG,"Attempt to add duplicate fd: %d", fd);
		return false;
	}

	unsigned int index = CurrentSetSize;

	fd_mappings[fd] = index;
	ref[index] = eh;
	events[index].fd = fd;
	if (eh->Readable())
	{
		events[index].events = POLLIN;
	}
	else
	{
		events[index].events = POLLOUT;
	}

	ServerInstance->Logs->Log("SOCKET", DEBUG,"New file descriptor: %d (%d; index %d)", fd, events[fd].events, index);
	CurrentSetSize++;
	return true;
}