X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2Fsocketengine_select.cpp;h=ef5f2071f82aa2853f9cab99e4435daf36a23db0;hb=bb35a0fa9cbebe51fa636f707c12ca4a7033dd9a;hp=cdd1bdc3cc95008fa1884344a0ba76519137efbc;hpb=193b540aa750446bf67dcad132773541214c296d;p=user%2Fhenk%2Fcode%2Finspircd.git diff --git a/src/socketengine_select.cpp b/src/socketengine_select.cpp index cdd1bdc3c..ef5f2071f 100644 --- a/src/socketengine_select.cpp +++ b/src/socketengine_select.cpp @@ -2,12 +2,9 @@ * | Inspire Internet Relay Chat Daemon | * +------------------------------------+ * - * InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev. - * E-mail: - * - * + * InspIRCd: (C) 2002-2007 InspIRCd Development Team + * See: http://www.inspircd.org/wiki/index.php/Credits * - * Written by Craig Edwards, Craig McLure, and others. * This program is free but copyrighted software; see * the file COPYING for details. * @@ -21,7 +18,6 @@ SelectEngine::SelectEngine(InspIRCd* Instance) : SocketEngine(Instance) { - ServerInstance->Log(DEBUG,"SelectEngine::SelectEngine()"); EngineHandle = 0; CurrentSetSize = 0; memset(writeable, 0, sizeof(writeable)); @@ -29,22 +25,16 @@ SelectEngine::SelectEngine(InspIRCd* Instance) : SocketEngine(Instance) SelectEngine::~SelectEngine() { - ServerInstance->Log(DEBUG,"SelectEngine::~SelectEngine()"); } bool SelectEngine::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; - } fds[fd] = fd; @@ -52,9 +42,10 @@ bool SelectEngine::AddFd(EventHandler* eh) return false; ref[fd] = eh; - ServerInstance->Log(DEBUG,"Add socket %d",fd); CurrentSetSize++; + + ServerInstance->Log(DEBUG,"New file descriptor: %d", fd); return true; } @@ -63,24 +54,21 @@ void SelectEngine::WantWrite(EventHandler* eh) writeable[eh->GetFd()] = true; } -bool SelectEngine::DelFd(EventHandler* eh) +bool SelectEngine::DelFd(EventHandler* eh, bool force) { int fd = eh->GetFd(); - ServerInstance->Log(DEBUG,"SelectEngine::DelFd(%d)",fd); - if ((fd < 0) || (fd > MAX_DESCRIPTORS)) return false; std::map::iterator t = fds.find(fd); if (t != fds.end()) - { fds.erase(t); - ServerInstance->Log(DEBUG,"Deleted fd %d",fd); - } CurrentSetSize--; ref[fd] = NULL; + + ServerInstance->Log(DEBUG,"Remove file descriptor: %d", fd); return true; } @@ -100,9 +88,12 @@ int SelectEngine::DispatchEvents() timeval tval; int sresult = 0; EventHandler* ev[MAX_DESCRIPTORS]; + socklen_t codesize; + int errcode; FD_ZERO(&wfdset); FD_ZERO(&rfdset); + FD_ZERO(&errfdset); for (std::map::iterator a = fds.begin(); a != fds.end(); a++) { @@ -112,15 +103,17 @@ int SelectEngine::DispatchEvents() FD_SET (a->second, &wfdset); if (writeable[a->second]) FD_SET (a->second, &wfdset); + + FD_SET (a->second, &errfdset); } - tval.tv_sec = 0; - tval.tv_usec = 50L; - sresult = select(FD_SETSIZE, &rfdset, &wfdset, NULL, &tval); + tval.tv_sec = 1; + tval.tv_usec = 0; + sresult = select(FD_SETSIZE, &rfdset, &wfdset, &errfdset, &tval); if (sresult > 0) { for (std::map::iterator a = fds.begin(); a != fds.end(); a++) { - if ((FD_ISSET (a->second, &rfdset)) || (FD_ISSET (a->second, &wfdset))) + if ((FD_ISSET (a->second, &rfdset)) || (FD_ISSET (a->second, &wfdset)) || FD_ISSET (a->second, &errfdset)) { ev[result++] = ref[a->second]; } @@ -136,18 +129,31 @@ int SelectEngine::DispatchEvents() { if (ev[i]) { - ServerInstance->Log(DEBUG,"Handle %s event on fd %d",writeable[ev[i]->GetFd()] || !ev[i]->Readable() ? "write" : "read", ev[i]->GetFd()); - if (writeable[ev[i]->GetFd()]) + if (FD_ISSET (ev[i]->GetFd(), &errfdset)) { if (ev[i]) - ev[i]->HandleEvent(EVENT_WRITE); - writeable[ev[i]->GetFd()] = false; - + { + if (getsockopt(ev[i]->GetFd(), SOL_SOCKET, SO_ERROR, &errcode, &codesize) < 0) + errcode = errno; + + ev[i]->HandleEvent(EVENT_ERROR, errcode); + } + continue; } - else + if (ev[i]) { - if (ev[i]) - ev[i]->HandleEvent(ev[i]->Readable() ? EVENT_READ : EVENT_WRITE); + if (writeable[ev[i]->GetFd()]) + { + if (ev[i]) + ev[i]->HandleEvent(EVENT_WRITE); + writeable[ev[i]->GetFd()] = false; + + } + else + { + if (ev[i]) + ev[i]->HandleEvent(ev[i]->Readable() ? EVENT_READ : EVENT_WRITE); + } } } }