-#ifdef USE_EPOLL
-#include <sys/epoll.h>
-#define EP_DELAY 5
-#endif
-#ifdef USE_KQUEUE
-#include <sys/types.h>
-#include <sys/event.h>
-#include <sys/time.h>
-#endif
+/* +------------------------------------+
+ * | Inspire Internet Relay Chat Daemon |
+ * +------------------------------------+
+ *
+ * InspIRCd: (C) 2002-2008 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.
+ *
+ * ---------------------------------------------------
+ */
+
+/* $Core */
+
+/********* DEFAULTS **********/
+
+/* $ExtraSources: socketengines/socketengine_select.cpp */
+/* $ExtraObjects: socketengine_select.o */
+/* $If: USE_POLL */
+/* $ExtraSources: socketengines/socketengine_poll.cpp */
+/* $ExtraObjects: socketengine_poll.o */
+/* $EndIf */
-char ref[65535];
+/* $If: USE_KQUEUE */
+/* $ExtraSources: socketengines/socketengine_kqueue.cpp */
+/* $ExtraObjects: socketengine_kqueue.o */
+/* $EndIf */
-const char X_LISTEN = 0;
-const char X_ESTAB_CLIENT = 1;
-const char X_ESTAB_MODULE = 2;
-const char X_ESTAB_DNS = 3;
+/* $If: USE_EPOLL */
+/* $ExtraSources: socketengines/socketengine_epoll.cpp */
+/* $ExtraObjects: socketengine_epoll.o */
+/* $EndIf */
-const char X_READBIT = 0x80;
+/* $If: USE_PORTS */
+/* $ExtraSources: socketengines/socketengine_ports.cpp */
+/* $ExtraObjects: socketengine_ports.o */
+/* $EndIf */
-SocketEngine::SocketEngine()
+#include "inspircd.h"
+#include "socketengine.h"
+
+EventHandler::EventHandler()
{
-#ifdef USE_EPOLL
- EngineHandle = epoll_create(65535);
-#endif
-#ifdef USE_KQUEUE
- EngineHandle = kqueue();
-#endif
+ this->IOHook = NULL;
}
-SocketEngine::~SocketEngine()
+bool EventHandler::AddIOHook(Module *IOHooker)
{
-#ifdef USE_EPOLL || USE_KQUEUE
- close(EngineHandle);
-#endif
+ if (this->IOHook)
+ return false;
+
+ this->IOHook = IOHooker;
+ return true;
}
-bool SocketEngine::AddFd(int fd, bool readable, char type)
+bool EventHandler::DelIOHook()
{
- this->fds.push_back(fd);
- if (readable)
- ref[fd] |= X_READBIT;
-#ifdef USE_EPOLL
- struct epoll_event ev;
- log(DEBUG,"epoll: Adduser to events, ep=%d socket=%d",EngineHandle,fd);
- readable ? ev.events = EPOLLIN | EPOLLET : ev.events = EPOLLOUT | EPOLLET;
- ev.data.fd = fd;
- int i = epoll_ctl(EngineHandle, EPOLL_CTL_ADD, fd, &ev);
- if (i < 0)
- {
- log(DEBUG,"epoll: List insertion failure!");
+ if (!this->IOHook)
return false;
- }
-#endif
-#ifdef USE_KQUEUE
- struct kevent ke;
- log(DEBUG,"kqueue: Add user to events, kq=%d socket=%d",EngineHandle,fd);
- EV_SET(&ke, socket, readable ? EVFILT_READ : EVFILT_WRITE, EV_ADD, 0, 0, NULL);
- int i = kevent(EngineHandle, &ke, 1, 0, 0, NULL);
- if (i == -1)
- {
- log(DEBUG,"kqueue: List insertion failure!");
+
+ this->IOHook = NULL;
+ return true;
+}
+
+Module *EventHandler::GetIOHook()
+{
+ return this->IOHook;
+}
+
+int EventHandler::GetFd()
+{
+ return this->fd;
+}
+
+void EventHandler::SetFd(int FD)
+{
+ this->fd = FD;
+}
+
+bool EventHandler::Readable()
+{
+ return true;
+}
+
+bool EventHandler::Writeable()
+{
+ return false;
+}
+
+void SocketEngine::WantWrite(EventHandler* eh)
+{
+}
+
+SocketEngine::SocketEngine(InspIRCd* Instance) : ServerInstance(Instance)
+{
+ TotalEvents = WriteEvents = ReadEvents = ErrorEvents = 0;
+ lastempty = time(NULL);
+ indata = outdata = 0;
+}
+
+SocketEngine::~SocketEngine()
+{
+}
+
+bool SocketEngine::AddFd(EventHandler* eh)
+{
+ return true;
+}
+
+bool SocketEngine::HasFd(int fd)
+{
+ if ((fd < 0) || (fd > MAX_DESCRIPTORS))
return false;
- }
-#endif
-return true;
+ return ref[fd];
}
-bool SocketEngine::DelFd(int fd)
+EventHandler* SocketEngine::GetRef(int fd)
{
- std::vector<int>::iterator i = this->fds.find(fd);
- if (i != this->fds.end())
- this->fds.erase(i);
-#ifdef USE_KQUEUE
- struct kevent ke;
- EV_SET(&ke, fd, ref[fd] && X_READBIT ? EVFILT_READ : EVFILT_WRITE, EV_DELETE, 0, 0, NULL);
- int i = kevent(EngineHandle, &ke, 1, 0, 0, NULL);
- if (i == -1)
- {
- log(DEBUG,"kqueue: Failed to remove user from queue!");
+ if ((fd < 0) || (fd > MAX_DESCRIPTORS))
+ return 0;
+ return ref[fd];
+}
+
+bool SocketEngine::DelFd(EventHandler* eh, bool force)
+{
+ return true;
+}
+
+int SocketEngine::GetMaxFds()
+{
+ return 0;
+}
+
+int SocketEngine::GetRemainingFds()
+{
+ return 0;
+}
+
+int SocketEngine::DispatchEvents()
+{
+ return 0;
+}
+
+std::string SocketEngine::GetName()
+{
+ return "misconfigured";
+}
+
+bool SocketEngine::BoundsCheckFd(EventHandler* eh)
+{
+ if (!eh)
return false;
- }
-#endif
-#ifdef USE_EPOLL
- struct epoll_event ev;
- ref[fd] && X_READBIT ? ev.events = EPOLLIN | EPOLLET : ev.events = EPOLLOUT | EPOLLET;
- ev.data.fd = fd;
- int i = epoll_ctl(EngineHandle, EPOLL_CTL_DEL, fd, &ev);
- if (i < 0)
- {
- log(DEBUG,"epoll: List deletion failure!");
+ if ((eh->GetFd() < 0) || (eh->GetFd() > MAX_DESCRIPTORS))
return false;
- }
-#endif
- ref[fd] = 0;
- return (i != this->fds.end());
+ return true;
}
-bool SocketEngine::Wait(unsigned long millisecs, std::vector<int> &fdlist)
+
+int SocketEngine::Accept(EventHandler* fd, sockaddr *addr, socklen_t *addrlen)
{
- fdlist.clear();
-#ifdef USE_SELECT
- int highest_fd = 0;
- timeval tval;
- int sresult;
- for (unsigned int a = 0; a < fds.size(); a++)
- {
- if (ref[fds[a]] && X_READBIT)
- {
- FD_SET (fds[a], &rfdset);
- }
- else
- {
- FD_SET (fds[a], &wfdset);
- }
-
- }
- tval.tv_sec = 0;
- tval.tv_usec = 1000L;
- sresult = select(FD_SETSIZE, &rfdset, &wfdset, NULL, &tval);
- if (sresult > 0)
- {
- for (unsigned int a = 0; a < fds.size(); a++)
- {
- if ((FD_ISSET (fds[a], &rfdset)) || (FD_ISSET (fds[a], &wfdset)))
- fdlist.push_back(fds[a]);
- }
- }
-#endif
-#ifdef USE_KQUEUE
- ts.tv_nsec = 1000L;
- ts.tv_sec = 0;
- int i = kevent(EngineHandle, NULL, 0, &ke_list, 65535, &ts);
- for (int j = 0; j < i; j++)
- fdlist.push_back(ke_list[j].ident);
-#endif
-#ifdef USE_EPOLL
- int i = epoll_wait(EngineHandle, events, 65535, 1);
- for (int j = 0; j < i; j++)
- fdlist.push_back(event[0].data.fd);
+ return accept(fd->GetFd(), addr, addrlen);
+}
+
+int SocketEngine::Close(EventHandler* fd)
+{
+#ifdef WINDOWS
+ return closesocket(fd->GetFd());
+#else
+ return close(fd->GetFd());
#endif
- return true;
}
-std::string SocketEngine::GetName()
+int SocketEngine::Close(int fd)
{
-#ifdef USE_SELECT
- return "select";
+#ifdef WINDOWS
+ return closesocket(fd);
+#else
+ return close(fd);
#endif
-#ifdef USE_KQUEUE
- return "kqueue";
+}
+
+int SocketEngine::Blocking(int fd)
+{
+#ifdef WINDOWS
+ unsigned long opt = 0;
+ return ioctlsocket(fd, FIONBIO, &opt);
+#else
+ int flags = fcntl(fd, F_GETFL, 0);
+ return fcntl(fd, F_SETFL, flags ^ O_NONBLOCK);
#endif
-#ifdef USE_EPOLL
- return "epoll";
+}
+
+int SocketEngine::NonBlocking(int fd)
+{
+#ifdef WINDOWS
+ unsigned long opt = 1;
+ return ioctlsocket(fd, FIONBIO, &opt);
+#else
+ int flags = fcntl(fd, F_GETFL, 0);
+ return fcntl(fd, F_SETFL, flags | O_NONBLOCK);
#endif
- return "misconfigured";
+}
+
+int SocketEngine::GetSockName(EventHandler* fd, sockaddr *name, socklen_t* namelen)
+{
+ return getsockname(fd->GetFd(), name, namelen);
+}
+
+int SocketEngine::RecvFrom(EventHandler* fd, void *buf, size_t len, int flags, sockaddr *from, socklen_t *fromlen)
+{
+ this->UpdateStats(len, 0);
+ return recvfrom(fd->GetFd(), (char*)buf, len, flags, from, fromlen);
+}
+
+int SocketEngine::Send(EventHandler* fd, const void *buf, size_t len, int flags)
+{
+ this->UpdateStats(0, len);
+ return send(fd->GetFd(), (const char*)buf, len, flags);
+}
+
+int SocketEngine::Recv(EventHandler* fd, void *buf, size_t len, int flags)
+{
+ this->UpdateStats(len, 0);
+ return recv(fd->GetFd(), (char*)buf, len, flags);
+}
+
+int SocketEngine::SendTo(EventHandler* fd, const void *buf, size_t len, int flags, const sockaddr *to, socklen_t tolen)
+{
+ this->UpdateStats(0, len);
+ return sendto(fd->GetFd(), (const char*)buf, len, flags, to, tolen);
+}
+
+int SocketEngine::Connect(EventHandler* fd, const sockaddr *serv_addr, socklen_t addrlen)
+{
+ return connect(fd->GetFd(), serv_addr, addrlen);
+}
+
+int SocketEngine::Shutdown(EventHandler* fd, int how)
+{
+ return shutdown(fd->GetFd(), how);
+}
+
+int SocketEngine::Bind(int fd, const sockaddr *my_addr, socklen_t addrlen)
+{
+ return bind(fd, my_addr, addrlen);
+}
+
+int SocketEngine::Listen(int sockfd, int backlog)
+{
+ return listen(sockfd, backlog);
+}
+
+int SocketEngine::Shutdown(int fd, int how)
+{
+ return shutdown(fd, how);
+}
+
+void SocketEngine::RecoverFromFork()
+{
+}
+
+void SocketEngine::UpdateStats(size_t len_in, size_t len_out)
+{
+ if (lastempty != time(NULL))
+ {
+ lastempty = time(NULL);
+ indata = outdata = 0;
+ }
+ indata += len_in;
+ outdata += len_out;
+}
+
+void SocketEngine::GetStats(float &kbitpersec_in, float &kbitpersec_out, float &kbitpersec_total)
+{
+ UpdateStats(0, 0); /* Forces emptying of the values if its been more than a second */
+ float in_kbit = indata * 8;
+ float out_kbit = outdata * 8;
+ kbitpersec_total = ((in_kbit + out_kbit) / 1024);
+ kbitpersec_in = in_kbit / 1024;
+ kbitpersec_out = out_kbit / 1024;
}