-/* +------------------------------------+
- * | Inspire Internet Relay Chat Daemon |
- * +------------------------------------+
+/*
+ * InspIRCd -- Internet Relay Chat Daemon
*
- * InspIRCd: (C) 2002-2008 InspIRCd Development Team
- * See: http://www.inspircd.org/wiki/index.php/Credits
+ * Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
+ * Copyright (C) 2008 Robin Burchell <robin+git@viroteck.net>
+ * Copyright (C) 2005-2008 Craig Edwards <craigedwards@brainbox.cc>
+ * Copyright (C) 2007 Burlex <???@???>
+ * Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
*
- * This program is free but copyrighted software; see
- * the file COPYING for details.
+ * This file is part of InspIRCd. InspIRCd is free software: you can
+ * redistribute it and/or modify it under the terms of the GNU General Public
+ * License as published by the Free Software Foundation, version 2.
*
- * ---------------------------------------------------
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
-/* $Core */
-
-/********* DEFAULTS **********/
-
-/* $ExtraSources: socketengines/socketengine_select.cpp */
-/* $ExtraObjects: socketengine_select.o */
-
-/* $If: USE_POLL */
-/* $ExtraSources: socketengines/socketengine_poll.cpp */
-/* $ExtraObjects: socketengine_poll.o */
-/* $EndIf */
-
-/* $If: USE_KQUEUE */
-/* $ExtraSources: socketengines/socketengine_kqueue.cpp */
-/* $ExtraObjects: socketengine_kqueue.o */
-/* $EndIf */
-
-/* $If: USE_EPOLL */
-/* $ExtraSources: socketengines/socketengine_epoll.cpp */
-/* $ExtraObjects: socketengine_epoll.o */
-/* $EndIf */
-
-/* $If: USE_PORTS */
-/* $ExtraSources: socketengines/socketengine_ports.cpp */
-/* $ExtraObjects: socketengine_ports.o */
-/* $EndIf */
#include "inspircd.h"
-#include "socketengine.h"
-
-bool EventHandler::AddIOHook(Module *IOHooker)
-{
- if (this->IOHook)
- return false;
-
- this->IOHook = IOHooker;
-}
-
-bool EventHandler::DelIOHook()
-{
- if (!this->IOHook)
- return false
-
- this->IOHook = false;
-}
-Module *EventHandler::GetIOHook()
+EventHandler::EventHandler()
{
- return this->IOHook;
-}
-
-int EventHandler::GetFd()
-{
- return this->fd;
+ fd = -1;
+ event_mask = 0;
}
void EventHandler::SetFd(int FD)
this->fd = FD;
}
-bool EventHandler::Readable()
-{
- return true;
-}
-
-bool EventHandler::Writeable()
-{
- return false;
-}
-
-void SocketEngine::WantWrite(EventHandler* eh)
-{
-}
-
-SocketEngine::SocketEngine(InspIRCd* Instance) : ServerInstance(Instance)
+SocketEngine::SocketEngine()
{
TotalEvents = WriteEvents = ReadEvents = ErrorEvents = 0;
- lastempty = time(NULL);
+ lastempty = ServerInstance->Time();
indata = outdata = 0;
}
{
}
-bool SocketEngine::AddFd(EventHandler* eh)
+void SocketEngine::SetEventMask(EventHandler* eh, int mask)
{
- return true;
+ eh->event_mask = mask;
}
-bool SocketEngine::HasFd(int fd)
+void SocketEngine::ChangeEventMask(EventHandler* eh, int change)
{
- if ((fd < 0) || (fd > MAX_DESCRIPTORS))
- return false;
- return ref[fd];
-}
+ int old_m = eh->event_mask;
+ int new_m = old_m;
-EventHandler* SocketEngine::GetRef(int fd)
-{
- if ((fd < 0) || (fd > MAX_DESCRIPTORS))
- return 0;
- return ref[fd];
-}
+ // if we are changing read/write type, remove the previously set bit
+ if (change & FD_WANT_READ_MASK)
+ new_m &= ~FD_WANT_READ_MASK;
+ if (change & FD_WANT_WRITE_MASK)
+ new_m &= ~FD_WANT_WRITE_MASK;
+
+ // if adding a trial read/write, insert it into the set
+ if (change & FD_TRIAL_NOTE_MASK && !(old_m & FD_TRIAL_NOTE_MASK))
+ trials.insert(eh->GetFd());
-bool SocketEngine::DelFd(EventHandler* eh, bool force)
-{
- return true;
-}
+ new_m |= change;
+ if (new_m == old_m)
+ return;
-int SocketEngine::GetMaxFds()
-{
- return 0;
+ eh->event_mask = new_m;
+ OnSetEvent(eh, old_m, new_m);
}
-int SocketEngine::GetRemainingFds()
+void SocketEngine::DispatchTrialWrites()
{
- return 0;
+ std::vector<int> working_list;
+ working_list.reserve(trials.size());
+ working_list.assign(trials.begin(), trials.end());
+ trials.clear();
+ for(unsigned int i=0; i < working_list.size(); i++)
+ {
+ int fd = working_list[i];
+ EventHandler* eh = GetRef(fd);
+ if (!eh)
+ continue;
+ int mask = eh->event_mask;
+ eh->event_mask &= ~(FD_ADD_TRIAL_READ | FD_ADD_TRIAL_WRITE);
+ if ((mask & (FD_ADD_TRIAL_READ | FD_READ_WILL_BLOCK)) == FD_ADD_TRIAL_READ)
+ eh->HandleEvent(EVENT_READ, 0);
+ if ((mask & (FD_ADD_TRIAL_WRITE | FD_WRITE_WILL_BLOCK)) == FD_ADD_TRIAL_WRITE)
+ eh->HandleEvent(EVENT_WRITE, 0);
+ }
}
-int SocketEngine::DispatchEvents()
+bool SocketEngine::HasFd(int fd)
{
- return 0;
+ if ((fd < 0) || (fd > GetMaxFds()))
+ return false;
+ return (ref[fd] != NULL);
}
-std::string SocketEngine::GetName()
+EventHandler* SocketEngine::GetRef(int fd)
{
- return "misconfigured";
+ if ((fd < 0) || (fd > GetMaxFds()))
+ return 0;
+ return ref[fd];
}
bool SocketEngine::BoundsCheckFd(EventHandler* eh)
-{
+{
if (!eh)
return false;
- if ((eh->GetFd() < 0) || (eh->GetFd() > MAX_DESCRIPTORS))
+ if ((eh->GetFd() < 0) || (eh->GetFd() > GetMaxFds()))
return false;
return true;
}
int SocketEngine::Close(EventHandler* fd)
{
-#ifdef WINDOWS
+#ifdef _WIN32
return closesocket(fd->GetFd());
#else
return close(fd->GetFd());
int SocketEngine::Close(int fd)
{
-#ifdef WINDOWS
+#ifdef _WIN32
return closesocket(fd);
#else
return close(fd);
int SocketEngine::Blocking(int fd)
{
-#ifdef WINDOWS
+#ifdef _WIN32
unsigned long opt = 0;
return ioctlsocket(fd, FIONBIO, &opt);
#else
int flags = fcntl(fd, F_GETFL, 0);
- return fcntl(fd, F_SETFL, flags ^ O_NONBLOCK);
+ return fcntl(fd, F_SETFL, flags & ~O_NONBLOCK);
#endif
}
int SocketEngine::NonBlocking(int fd)
{
-#ifdef WINDOWS
+#ifdef _WIN32
unsigned long opt = 1;
return ioctlsocket(fd, FIONBIO, &opt);
#else
#endif
}
-int SocketEngine::GetSockName(EventHandler* fd, sockaddr *name, socklen_t* namelen)
+void SocketEngine::SetReuse(int fd)
{
- return getsockname(fd->GetFd(), name, namelen);
+ int on = 1;
+ setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (char*)&on, sizeof(on));
}
int SocketEngine::RecvFrom(EventHandler* fd, void *buf, size_t len, int flags, sockaddr *from, socklen_t *fromlen)
{
- this->UpdateStats(len, 0);
- return recvfrom(fd->GetFd(), (char*)buf, len, flags, from, fromlen);
+ int nbRecvd = recvfrom(fd->GetFd(), (char*)buf, len, flags, from, fromlen);
+ if (nbRecvd > 0)
+ this->UpdateStats(nbRecvd, 0);
+ return nbRecvd;
}
int SocketEngine::Send(EventHandler* fd, const void *buf, size_t len, int flags)
{
- this->UpdateStats(0, len);
- return send(fd->GetFd(), (const char*)buf, len, flags);
+ int nbSent = send(fd->GetFd(), (const char*)buf, len, flags);
+ if (nbSent > 0)
+ this->UpdateStats(0, nbSent);
+ return nbSent;
}
int SocketEngine::Recv(EventHandler* fd, void *buf, size_t len, int flags)
{
- this->UpdateStats(len, 0);
- return recv(fd->GetFd(), (char*)buf, len, flags);
+ int nbRecvd = recv(fd->GetFd(), (char*)buf, len, flags);
+ if (nbRecvd > 0)
+ this->UpdateStats(nbRecvd, 0);
+ return nbRecvd;
}
int SocketEngine::SendTo(EventHandler* fd, const void *buf, size_t len, int flags, const sockaddr *to, socklen_t tolen)
{
- this->UpdateStats(0, len);
- return sendto(fd->GetFd(), (const char*)buf, len, flags, to, tolen);
+ int nbSent = sendto(fd->GetFd(), (const char*)buf, len, flags, to, tolen);
+ if (nbSent > 0)
+ this->UpdateStats(0, nbSent);
+ return nbSent;
}
int SocketEngine::Connect(EventHandler* fd, const sockaddr *serv_addr, socklen_t addrlen)
{
- return connect(fd->GetFd(), serv_addr, addrlen);
+ int ret = connect(fd->GetFd(), serv_addr, addrlen);
+#ifdef _WIN32
+ if ((ret == SOCKET_ERROR) && (WSAGetLastError() == WSAEWOULDBLOCK))
+ errno = EINPROGRESS;
+#endif
+ return ret;
}
int SocketEngine::Shutdown(EventHandler* fd, int how)
return shutdown(fd->GetFd(), how);
}
-int SocketEngine::Bind(int fd, const sockaddr *my_addr, socklen_t addrlen)
+int SocketEngine::Bind(int fd, const irc::sockets::sockaddrs& addr)
{
- return bind(fd, my_addr, addrlen);
+ return bind(fd, &addr.sa, addr.sa_size());
}
int SocketEngine::Listen(int sockfd, int backlog)
void SocketEngine::UpdateStats(size_t len_in, size_t len_out)
{
- if (lastempty != time(NULL))
+ if (lastempty != ServerInstance->Time())
{
- lastempty = time(NULL);
+ lastempty = ServerInstance->Time();
indata = outdata = 0;
}
indata += len_in;
kbitpersec_in = in_kbit / 1024;
kbitpersec_out = out_kbit / 1024;
}
+
+std::string SocketEngine::LastError()
+{
+#ifndef _WIN32
+ return strerror(errno);
+#else
+ char szErrorString[500];
+ DWORD dwErrorCode = WSAGetLastError();
+ if (FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, NULL, dwErrorCode, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), (LPSTR)szErrorString, _countof(szErrorString), NULL) == 0)
+ sprintf_s(szErrorString, _countof(szErrorString), "Error code: %u", dwErrorCode);
+
+ std::string::size_type p;
+ std::string ret = szErrorString;
+ while ((p = ret.find_last_of("\r\n")) != std::string::npos)
+ ret.erase(p, 1);
+
+ return ret;
+#endif
+}
+
+std::string SocketEngine::GetError(int errnum)
+{
+#ifndef _WIN32
+ return strerror(errnum);
+#else
+ WSASetLastError(errnum);
+ return LastError();
+#endif
+}
projects / user / henk / code / inspircd.git / blobdiff