* | Inspire Internet Relay Chat Daemon |
* +------------------------------------+
*
- * InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
- * E-mail:
- * <brain@chatspike.net>
- * <Craig@chatspike.net>
+ * InspIRCd: (C) 2002-2009 InspIRCd Development Team
+ * See: http://wiki.inspircd.org/Credits
*
- * Written by Craig Edwards, Craig McLure, and others.
* This program is free but copyrighted software; see
- * the file COPYING for details.
+ * the file COPYING for details.
*
* ---------------------------------------------------
*/
-#include "inspircd_config.h"
-#include "globals.h"
#include "inspircd.h"
-#ifdef USE_EPOLL
-#include <sys/epoll.h>
-#endif
-#ifdef USE_KQUEUE
-#include <sys/types.h>
-#include <sys/event.h>
-#include <sys/time.h>
-#endif
-#include <vector>
-#include <string>
-#include "socketengine.h"
-#include "inspircd.h"
+EventHandler::EventHandler()
+{
+ fd = -1;
+}
-SocketEngine::SocketEngine(InspIRCd* Instance) : ServerInstance(Instance)
+void EventHandler::SetFd(int FD)
{
- memset(ref, 0, sizeof(ref));
+ this->fd = FD;
+}
+
+SocketEngine::SocketEngine()
+{
+ TotalEvents = WriteEvents = ReadEvents = ErrorEvents = 0;
+ lastempty = ServerInstance->Time();
+ indata = outdata = 0;
}
SocketEngine::~SocketEngine()
{
}
-char SocketEngine::GetType(int fd)
+void SocketEngine::SetEventMask(EventHandler* eh, int mask)
{
- if ((fd < 0) || (fd > MAX_DESCRIPTORS))
- return X_EMPTY_SLOT;
- /* Mask off the top bit used for 'read/write' state */
- return (ref[fd] & ~0x80);
+ eh->event_mask = mask;
}
-bool SocketEngine::AddFd(int fd, bool readable, char type)
+void SocketEngine::ChangeEventMask(EventHandler* eh, int change)
{
- return true;
+ int old_m = eh->event_mask;
+ int new_m = old_m;
+
+ // if we are changing read/write type, remove the previously set bit
+ if (change & FD_WANT_READ_MASK)
+ new_m &= ~FD_WANT_READ_MASK;
+ if (change & FD_WANT_WRITE_MASK)
+ new_m &= ~FD_WANT_WRITE_MASK;
+
+ // if adding a trial read/write, insert it into the set
+ if (change & FD_TRIAL_NOTE_MASK && !(old_m & FD_TRIAL_NOTE_MASK))
+ trials.insert(eh->GetFd());
+
+ new_m |= change;
+ if (new_m == old_m)
+ return;
+
+ eh->event_mask = new_m;
+ OnSetEvent(eh, old_m, new_m);
+}
+
+void SocketEngine::DispatchTrialWrites()
+{
+ std::vector<int> working_list;
+ working_list.reserve(trials.size());
+ working_list.assign(trials.begin(), trials.end());
+ trials.clear();
+ for(unsigned int i=0; i < working_list.size(); i++)
+ {
+ int fd = working_list[i];
+ EventHandler* eh = GetRef(fd);
+ if (!eh)
+ continue;
+ int mask = eh->event_mask;
+ eh->event_mask &= ~(FD_ADD_TRIAL_READ | FD_ADD_TRIAL_WRITE);
+ if ((mask & (FD_ADD_TRIAL_READ | FD_READ_WILL_BLOCK)) == FD_ADD_TRIAL_READ)
+ eh->HandleEvent(EVENT_READ, 0);
+ if ((mask & (FD_ADD_TRIAL_WRITE | FD_WRITE_WILL_BLOCK)) == FD_ADD_TRIAL_WRITE)
+ eh->HandleEvent(EVENT_WRITE, 0);
+ }
}
bool SocketEngine::HasFd(int fd)
{
- if ((fd < 0) || (fd > MAX_DESCRIPTORS))
+ if ((fd < 0) || (fd > GetMaxFds()))
return false;
- return (ref[fd] != 0);
+ return ref[fd];
+}
+
+EventHandler* SocketEngine::GetRef(int fd)
+{
+ if ((fd < 0) || (fd > GetMaxFds()))
+ return 0;
+ return ref[fd];
}
-bool SocketEngine::DelFd(int fd)
+bool SocketEngine::BoundsCheckFd(EventHandler* eh)
{
+ if (!eh)
+ return false;
+ if ((eh->GetFd() < 0) || (eh->GetFd() > GetMaxFds()))
+ return false;
return true;
}
-int SocketEngine::GetMaxFds()
+
+int SocketEngine::Accept(EventHandler* fd, sockaddr *addr, socklen_t *addrlen)
+{
+ return accept(fd->GetFd(), addr, addrlen);
+}
+
+int SocketEngine::Close(EventHandler* fd)
+{
+#ifdef WINDOWS
+ return closesocket(fd->GetFd());
+#else
+ return close(fd->GetFd());
+#endif
+}
+
+int SocketEngine::Close(int fd)
+{
+#ifdef WINDOWS
+ return closesocket(fd);
+#else
+ return close(fd);
+#endif
+}
+
+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
+}
+
+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
+}
+
+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(), (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(), (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 0;
+ return shutdown(fd, how);
}
-int SocketEngine::GetRemainingFds()
+void SocketEngine::RecoverFromFork()
{
- return 0;
}
-int SocketEngine::Wait(int* fdlist)
+void SocketEngine::UpdateStats(size_t len_in, size_t len_out)
{
- return 0;
+ if (lastempty != ServerInstance->Time())
+ {
+ lastempty = ServerInstance->Time();
+ indata = outdata = 0;
+ }
+ indata += len_in;
+ outdata += len_out;
}
-std::string SocketEngine::GetName()
+void SocketEngine::GetStats(float &kbitpersec_in, float &kbitpersec_out, float &kbitpersec_total)
{
- return "misconfigured";
+ 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;
}