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authorpeavey <peavey@e03df62e-2008-0410-955e-edbf42e46eb7>2007-07-16 17:14:45 +0000
committerpeavey <peavey@e03df62e-2008-0410-955e-edbf42e46eb7>2007-07-16 17:14:45 +0000
commitbab14f0dd2345c9d7dcbc47c918563709e1ac094 (patch)
tree753a23cfc9fc08c6697e80b3e686f074aa911d85 /src/socketengine_epoll.cpp
parent3abff3a37550cc1d88dd4d1fd7ed526e89309a53 (diff)
'svn propset -R svn:eol-style CR *' Set to UNIX-style always. Binaries are auto skipped by svn.
git-svn-id: http://svn.inspircd.org/repository/trunk/inspircd@7454 e03df62e-2008-0410-955e-edbf42e46eb7
Diffstat (limited to 'src/socketengine_epoll.cpp')
-rw-r--r--src/socketengine_epoll.cpp158
1 files changed, 1 insertions, 157 deletions
diff --git a/src/socketengine_epoll.cpp b/src/socketengine_epoll.cpp
index 4ed68ca57..7a7f46d1b 100644
--- a/src/socketengine_epoll.cpp
+++ b/src/socketengine_epoll.cpp
@@ -1,157 +1 @@
-/* +------------------------------------+
- * | 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");
- InspIRCd::Exit(EXIT_STATUS_SOCKETENGINE);
- }
- CurrentSetSize = 0;
-}
-
-EPollEngine::~EPollEngine()
-{
- close(EngineHandle);
-}
-
-bool EPollEngine::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;
-
- ref[fd] = eh;
- 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);
- 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)
- return false;
-
- CurrentSetSize--;
- ref[fd] = NULL;
-
- 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";
-}
-
+/* +------------------------------------+ * | 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"); InspIRCd::Exit(EXIT_STATUS_SOCKETENGINE); } CurrentSetSize = 0; } EPollEngine::~EPollEngine() { close(EngineHandle); } bool EPollEngine::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; ref[fd] = eh; 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); 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) return false; CurrentSetSize--; ref[fd] = NULL; 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"; } \ No newline at end of file