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-rw-r--r--src/socketengine_kqueue.cpp159
1 files changed, 1 insertions, 158 deletions
diff --git a/src/socketengine_kqueue.cpp b/src/socketengine_kqueue.cpp
index 7fcdae2b6..de9a78f4e 100644
--- a/src/socketengine_kqueue.cpp
+++ b/src/socketengine_kqueue.cpp
@@ -1,158 +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/types.h>
-#include <sys/event.h>
-#include <sys/time.h>
-#include "socketengine_kqueue.h"
-
-
-KQueueEngine::KQueueEngine(InspIRCd* Instance) : SocketEngine(Instance)
-{
- EngineHandle = kqueue();
- if (EngineHandle == -1)
- {
- ServerInstance->Log(SPARSE,"ERROR: Could not initialize socket engine. Your kernel probably does not have the proper features.");
- ServerInstance->Log(SPARSE,"ERROR: this is a fatal error, exiting now.");
- printf("ERROR: Could not initialize socket engine. Your kernel probably does not have the proper features.");
- printf("ERROR: this is a fatal error, exiting now.");
- InspIRCd::Exit(EXIT_STATUS_SOCKETENGINE);
- }
- CurrentSetSize = 0;
-}
-
-KQueueEngine::~KQueueEngine()
-{
- close(EngineHandle);
-}
-
-bool KQueueEngine::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 kevent ke;
- EV_SET(&ke, fd, eh->Readable() ? EVFILT_READ : EVFILT_WRITE, EV_ADD, 0, 0, NULL);
-
- int i = kevent(EngineHandle, &ke, 1, 0, 0, NULL);
- if (i == -1)
- return false;
-
- CurrentSetSize++;
-
- ServerInstance->Log(DEBUG,"New file descriptor: %d", fd);
- return true;
-}
-
-bool KQueueEngine::DelFd(EventHandler* eh, bool force)
-{
- int fd = eh->GetFd();
-
- if ((fd < 0) || (fd > MAX_DESCRIPTORS))
- return false;
-
- struct kevent ke;
- EV_SET(&ke, eh->GetFd(), EVFILT_READ, EV_DELETE, 0, 0, NULL);
-
- int i = kevent(EngineHandle, &ke, 1, 0, 0, NULL);
-
- EV_SET(&ke, eh->GetFd(), EVFILT_WRITE, EV_DELETE, 0, 0, NULL);
-
- int j = kevent(EngineHandle, &ke, 1, 0, 0, NULL);
-
- if ((j < 0) && (i < 0) && !force)
- return false;
-
- CurrentSetSize--;
- ref[fd] = NULL;
-
- ServerInstance->Log(DEBUG,"Remove file descriptor: %d", fd);
- return true;
-}
-
-void KQueueEngine::WantWrite(EventHandler* eh)
-{
- /** When changing an item in a kqueue, there is no 'modify' call
- * as in epoll. Instead, we add the item again, and this overwrites
- * the original setting rather than adding it twice. See man kqueue.
- */
- struct kevent ke;
- EV_SET(&ke, eh->GetFd(), EVFILT_WRITE, EV_ADD | EV_ONESHOT, 0, 0, NULL);
- kevent(EngineHandle, &ke, 1, 0, 0, NULL);
-}
-
-int KQueueEngine::GetMaxFds()
-{
- return MAX_DESCRIPTORS;
-}
-
-int KQueueEngine::GetRemainingFds()
-{
- return MAX_DESCRIPTORS - CurrentSetSize;
-}
-
-int KQueueEngine::DispatchEvents()
-{
- ts.tv_nsec = 0;
- ts.tv_sec = 1;
- int i = kevent(EngineHandle, NULL, 0, &ke_list[0], MAX_DESCRIPTORS, &ts);
- for (int j = 0; j < i; j++)
- {
- if (ke_list[j].flags & EV_EOF)
- {
- /* We love you kqueue, oh yes we do *sings*!
- * kqueue gives us the error number directly in the EOF state!
- * Unlike smelly epoll and select, where we have to getsockopt
- * to get the error, this saves us time and cpu cycles. Go BSD!
- */
- if (ref[ke_list[j].ident])
- ref[ke_list[j].ident]->HandleEvent(EVENT_ERROR, ke_list[j].fflags);
- continue;
- }
- if (ke_list[j].flags & EVFILT_WRITE)
- {
- /* This looks wrong but its right. As above, theres no modify
- * call in kqueue. See the manpage.
- */
- struct kevent ke;
- EV_SET(&ke, ke_list[j].ident, EVFILT_READ, EV_ADD, 0, 0, NULL);
- kevent(EngineHandle, &ke, 1, 0, 0, NULL);
- if (ref[ke_list[j].ident])
- ref[ke_list[j].ident]->HandleEvent(EVENT_WRITE);
- }
- else
- {
- if (ref[ke_list[j].ident])
- ref[ke_list[j].ident]->HandleEvent(EVENT_READ);
- }
- }
-
- return i;
-}
-
-std::string KQueueEngine::GetName()
-{
- return "kqueue";
-}
+/* +------------------------------------+ * | 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/types.h> #include <sys/event.h> #include <sys/time.h> #include "socketengine_kqueue.h" KQueueEngine::KQueueEngine(InspIRCd* Instance) : SocketEngine(Instance) { EngineHandle = kqueue(); if (EngineHandle == -1) { ServerInstance->Log(SPARSE,"ERROR: Could not initialize socket engine. Your kernel probably does not have the proper features."); ServerInstance->Log(SPARSE,"ERROR: this is a fatal error, exiting now."); printf("ERROR: Could not initialize socket engine. Your kernel probably does not have the proper features."); printf("ERROR: this is a fatal error, exiting now."); InspIRCd::Exit(EXIT_STATUS_SOCKETENGINE); } CurrentSetSize = 0; } KQueueEngine::~KQueueEngine() { close(EngineHandle); } bool KQueueEngine::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 kevent ke; EV_SET(&ke, fd, eh->Readable() ? EVFILT_READ : EVFILT_WRITE, EV_ADD, 0, 0, NULL); int i = kevent(EngineHandle, &ke, 1, 0, 0, NULL); if (i == -1) return false; CurrentSetSize++; ServerInstance->Log(DEBUG,"New file descriptor: %d", fd); return true; } bool KQueueEngine::DelFd(EventHandler* eh, bool force) { int fd = eh->GetFd(); if ((fd < 0) || (fd > MAX_DESCRIPTORS)) return false; struct kevent ke; EV_SET(&ke, eh->GetFd(), EVFILT_READ, EV_DELETE, 0, 0, NULL); int i = kevent(EngineHandle, &ke, 1, 0, 0, NULL); EV_SET(&ke, eh->GetFd(), EVFILT_WRITE, EV_DELETE, 0, 0, NULL); int j = kevent(EngineHandle, &ke, 1, 0, 0, NULL); if ((j < 0) && (i < 0) && !force) return false; CurrentSetSize--; ref[fd] = NULL; ServerInstance->Log(DEBUG,"Remove file descriptor: %d", fd); return true; } void KQueueEngine::WantWrite(EventHandler* eh) { /** When changing an item in a kqueue, there is no 'modify' call * as in epoll. Instead, we add the item again, and this overwrites * the original setting rather than adding it twice. See man kqueue. */ struct kevent ke; EV_SET(&ke, eh->GetFd(), EVFILT_WRITE, EV_ADD | EV_ONESHOT, 0, 0, NULL); kevent(EngineHandle, &ke, 1, 0, 0, NULL); } int KQueueEngine::GetMaxFds() { return MAX_DESCRIPTORS; } int KQueueEngine::GetRemainingFds() { return MAX_DESCRIPTORS - CurrentSetSize; } int KQueueEngine::DispatchEvents() { ts.tv_nsec = 0; ts.tv_sec = 1; int i = kevent(EngineHandle, NULL, 0, &ke_list[0], MAX_DESCRIPTORS, &ts); for (int j = 0; j < i; j++) { if (ke_list[j].flags & EV_EOF) { /* We love you kqueue, oh yes we do *sings*! * kqueue gives us the error number directly in the EOF state! * Unlike smelly epoll and select, where we have to getsockopt * to get the error, this saves us time and cpu cycles. Go BSD! */ if (ref[ke_list[j].ident]) ref[ke_list[j].ident]->HandleEvent(EVENT_ERROR, ke_list[j].fflags); continue; } if (ke_list[j].flags & EVFILT_WRITE) { /* This looks wrong but its right. As above, theres no modify * call in kqueue. See the manpage. */ struct kevent ke; EV_SET(&ke, ke_list[j].ident, EVFILT_READ, EV_ADD, 0, 0, NULL); kevent(EngineHandle, &ke, 1, 0, 0, NULL); if (ref[ke_list[j].ident]) ref[ke_list[j].ident]->HandleEvent(EVENT_WRITE); } else { if (ref[ke_list[j].ident]) ref[ke_list[j].ident]->HandleEvent(EVENT_READ); } } return i; } std::string KQueueEngine::GetName() { return "kqueue"; } \ No newline at end of file
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