diff options
author | peavey <peavey@e03df62e-2008-0410-955e-edbf42e46eb7> | 2007-07-16 17:14:45 +0000 |
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committer | peavey <peavey@e03df62e-2008-0410-955e-edbf42e46eb7> | 2007-07-16 17:14:45 +0000 |
commit | bab14f0dd2345c9d7dcbc47c918563709e1ac094 (patch) | |
tree | 753a23cfc9fc08c6697e80b3e686f074aa911d85 /src/socketengine_epoll.cpp | |
parent | 3abff3a37550cc1d88dd4d1fd7ed526e89309a53 (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.cpp | 158 |
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 |