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;
}
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;
}
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;
}