diff options
author | brain <brain@e03df62e-2008-0410-955e-edbf42e46eb7> | 2007-10-23 22:30:25 +0000 |
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committer | brain <brain@e03df62e-2008-0410-955e-edbf42e46eb7> | 2007-10-23 22:30:25 +0000 |
commit | cbb8fda4a7e763738e9675ec9f96286c87879176 (patch) | |
tree | 0ed6862e3b9f5f35ea86ea57e8a799f038523c28 /src/socketengine_epoll.cpp | |
parent | 71e400674fc9abc16b29004eff6fe18dd1c75f4e (diff) |
Move socketengines into their own dir. This was all w00t's idea, but i told him no because i didnt think it would work. Now ive done it myself :P ner ner ne ner ner :)
git-svn-id: http://svn.inspircd.org/repository/trunk/inspircd@8332 e03df62e-2008-0410-955e-edbf42e46eb7
Diffstat (limited to 'src/socketengine_epoll.cpp')
-rw-r--r-- | src/socketengine_epoll.cpp | 164 |
1 files changed, 0 insertions, 164 deletions
diff --git a/src/socketengine_epoll.cpp b/src/socketengine_epoll.cpp deleted file mode 100644 index ec5362f8c..000000000 --- a/src/socketengine_epoll.cpp +++ /dev/null @@ -1,164 +0,0 @@ -/* +------------------------------------+ - * | Inspire Internet Relay Chat Daemon | - * +------------------------------------+ - * - * InspIRCd: (C) 2002-2007 InspIRCd Development Team - * See: http://www.inspircd.org/wiki/index.php/Credits - * - * This program is free but copyrighted software; see - * the file COPYING for details. - * - * --------------------------------------------------- - */ - -#include "inspircd.h" -#include "exitcodes.h" -#include <sys/epoll.h> -#include "socketengine_epoll.h" - -EPollEngine::EPollEngine(InspIRCd* Instance) : SocketEngine(Instance) -{ - EngineHandle = epoll_create(MAX_DESCRIPTORS); - - if (EngineHandle == -1) - { - ServerInstance->Log(SPARSE,"ERROR: Could not initialize socket engine: %s", strerror(errno)); - ServerInstance->Log(SPARSE,"ERROR: Your kernel probably does not have the proper features. This is a fatal error, exiting now."); - printf("ERROR: Could not initialize socket engine: %s\n", strerror(errno)); - printf("ERROR: Your kernel probably does not have the proper features. This is a fatal error, exiting now.\n"); - ServerInstance->Exit(EXIT_STATUS_SOCKETENGINE); - } - CurrentSetSize = 0; -} - -EPollEngine::~EPollEngine() -{ - this->Close(EngineHandle); -} - -bool EPollEngine::AddFd(EventHandler* eh) -{ - int fd = eh->GetFd(); - if ((fd < 0) || (fd > MAX_DESCRIPTORS)) - { - ServerInstance->Log(DEBUG,"Out of range FD"); - return false; - } - - if (GetRemainingFds() <= 1) - return false; - - if (ref[fd]) - return false; - - struct epoll_event ev; - memset(&ev,0,sizeof(struct epoll_event)); - eh->Readable() ? ev.events = EPOLLIN : ev.events = EPOLLOUT; - ev.data.fd = fd; - int i = epoll_ctl(EngineHandle, EPOLL_CTL_ADD, fd, &ev); - if (i < 0) - { - return false; - } - - ServerInstance->Log(DEBUG,"New file descriptor: %d", fd); - - ref[fd] = eh; - CurrentSetSize++; - return true; -} - -void EPollEngine::WantWrite(EventHandler* eh) -{ - /** Use oneshot so that the system removes the writeable - * status for us and saves us a call. - */ - struct epoll_event ev; - memset(&ev,0,sizeof(struct epoll_event)); - ev.events = EPOLLOUT; - ev.data.fd = eh->GetFd(); - epoll_ctl(EngineHandle, EPOLL_CTL_MOD, eh->GetFd(), &ev); -} - -bool EPollEngine::DelFd(EventHandler* eh, bool force) -{ - int fd = eh->GetFd(); - if ((fd < 0) || (fd > MAX_DESCRIPTORS)) - return false; - - struct epoll_event ev; - memset(&ev,0,sizeof(struct epoll_event)); - eh->Readable() ? ev.events = EPOLLIN : ev.events = EPOLLOUT; - ev.data.fd = fd; - int i = epoll_ctl(EngineHandle, EPOLL_CTL_DEL, fd, &ev); - - if (i < 0 && !force) - { - ServerInstance->Log(DEBUG,"Cant remove socket: %s", strerror(errno)); - return false; - } - - ref[fd] = NULL; - CurrentSetSize--; - - ServerInstance->Log(DEBUG,"Remove file descriptor: %d", fd); - return true; -} - -int EPollEngine::GetMaxFds() -{ - return MAX_DESCRIPTORS; -} - -int EPollEngine::GetRemainingFds() -{ - return MAX_DESCRIPTORS - CurrentSetSize; -} - -int EPollEngine::DispatchEvents() -{ - socklen_t codesize; - int errcode; - int i = epoll_wait(EngineHandle, events, MAX_DESCRIPTORS, 1000); - for (int j = 0; j < i; j++) - { - if (events[j].events & EPOLLHUP) - { - if (ref[events[j].data.fd]) - ref[events[j].data.fd]->HandleEvent(EVENT_ERROR, 0); - continue; - } - if (events[j].events & EPOLLERR) - { - /* Get error number */ - if (getsockopt(events[j].data.fd, SOL_SOCKET, SO_ERROR, &errcode, &codesize) < 0) - errcode = errno; - if (ref[events[j].data.fd]) - ref[events[j].data.fd]->HandleEvent(EVENT_ERROR, errcode); - continue; - } - if (events[j].events & EPOLLOUT) - { - struct epoll_event ev; - memset(&ev,0,sizeof(struct epoll_event)); - ev.events = EPOLLIN; - ev.data.fd = events[j].data.fd; - epoll_ctl(EngineHandle, EPOLL_CTL_MOD, events[j].data.fd, &ev); - if (ref[events[j].data.fd]) - ref[events[j].data.fd]->HandleEvent(EVENT_WRITE); - } - else - { - if (ref[events[j].data.fd]) - ref[events[j].data.fd]->HandleEvent(EVENT_READ); - } - } - - return i; -} - -std::string EPollEngine::GetName() -{ - return "epoll"; -} - |