1 /* +------------------------------------+
2 * | Inspire Internet Relay Chat Daemon |
3 * +------------------------------------+
5 * InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
7 * <brain@chatspike.net>
8 * <Craig@chatspike.net>
10 * Written by Craig Edwards, Craig McLure, and others.
11 * This program is free but copyrighted software; see
12 * the file COPYING for details.
14 * ---------------------------------------------------
17 #include "inspircd_config.h"
20 #include <sys/types.h>
21 #include <sys/event.h>
25 #include "socketengine_kqueue.h"
28 KQueueEngine::KQueueEngine(InspIRCd* Instance) : SocketEngine(Instance)
30 EngineHandle = kqueue();
31 if (EngineHandle == -1)
33 ServerInstance->Log(SPARSE,"ERROR: Could not initialize socket engine. Your kernel probably does not have the proper features.");
34 ServerInstance->Log(SPARSE,"ERROR: this is a fatal error, exiting now.");
35 printf("ERROR: Could not initialize socket engine. Your kernel probably does not have the proper features.");
36 printf("ERROR: this is a fatal error, exiting now.");
37 InspIRCd::Exit(ERROR);
42 KQueueEngine::~KQueueEngine()
44 ServerInstance->Log(DEBUG,"KQueueEngine::~KQueueEngine()");
48 bool KQueueEngine::AddFd(EventHandler* eh)
51 if ((fd < 0) || (fd > MAX_DESCRIPTORS))
53 ServerInstance->Log(DEFAULT,"ERROR: FD of %d added above max of %d",fd,MAX_DESCRIPTORS);
56 if (GetRemainingFds() <= 1)
58 ServerInstance->Log(DEFAULT,"ERROR: System out of file descriptors!");
66 ServerInstance->Log(DEBUG,"Add socket %d",fd);
69 ServerInstance->Log(DEBUG,"kqueue: Add socket to events, kq=%d socket=%d",EngineHandle,fd);
70 EV_SET(&ke, fd, eh->Readable() ? EVFILT_READ : EVFILT_WRITE, EV_ADD, 0, 0, NULL);
71 int i = kevent(EngineHandle, &ke, 1, 0, 0, NULL);
74 ServerInstance->Log(DEBUG,"kqueue: List insertion failure!");
82 bool KQueueEngine::DelFd(EventHandler* eh)
86 ServerInstance->Log(DEBUG,"KQueueEngine::DelFd(%d)",fd);
88 if ((fd < 0) || (fd > MAX_DESCRIPTORS))
92 EV_SET(&ke, fd, eh->Readable() ? EVFILT_READ : EVFILT_WRITE, EV_DELETE, 0, 0, NULL);
93 int i = kevent(EngineHandle, &ke, 1, 0, 0, NULL);
96 ServerInstance->Log(DEBUG,"kqueue: Failed to remove socket from queue!");
105 int KQueueEngine::GetMaxFds()
107 return MAX_DESCRIPTORS;
110 int KQueueEngine::GetRemainingFds()
112 return MAX_DESCRIPTORS - CurrentSetSize;
115 int KQueueEngine::DispatchEvents()
119 int i = kevent(EngineHandle, NULL, 0, &ke_list[0], MAX_DESCRIPTORS, &ts);
120 for (int j = 0; j < i; j++)
122 ServerInstance->Log(DEBUG,"Handle %s event on fd %d",ref[ke_list[j].ident]->Readable() ? "read" : "write", ref[ke_list[j].ident]->GetFd());
123 ref[ke_list[j].ident]->HandleEvent(ref[ke_list[j].ident]->Readable() ? EVENT_READ : EVENT_WRITE);
129 std::string KQueueEngine::GetName()