]> git.netwichtig.de Git - user/henk/code/inspircd.git/blobdiff - src/socketengine.cpp
Update svn:ignore and .gitignore
[user/henk/code/inspircd.git] / src / socketengine.cpp
index 51140ee023f14ac4ff286cc7ed5c7f93448cd355..49624481ffe76bb90d853eaf339d6a7dd6beca4a 100644 (file)
@@ -2,8 +2,8 @@
  *       | Inspire Internet Relay Chat Daemon |
  *       +------------------------------------+
  *
- *  InspIRCd: (C) 2002-2008 InspIRCd Development Team
- * See: http://www.inspircd.org/wiki/index.php/Credits
+ *  InspIRCd: (C) 2002-2009 InspIRCd Development Team
+ * See: http://wiki.inspircd.org/Credits
  *
  * This program is free but copyrighted software; see
  *         the file COPYING for details.
  * ---------------------------------------------------
  */
 
-/* $Core: libIRCDsocketengine */
+/* $Core */
 
 /*********        DEFAULTS       **********/
+
 /* $ExtraSources: socketengines/socketengine_select.cpp */
 /* $ExtraObjects: socketengine_select.o */
 
+/* $If: USE_POLL */
+/* $ExtraSources: socketengines/socketengine_poll.cpp */
+/* $ExtraObjects: socketengine_poll.o */
+/* $EndIf */
+
 /* $If: USE_KQUEUE */
 /* $ExtraSources: socketengines/socketengine_kqueue.cpp */
 /* $ExtraObjects: socketengine_kqueue.o */
@@ -35,9 +41,9 @@
 #include "inspircd.h"
 #include "socketengine.h"
 
-int EventHandler::GetFd()
+EventHandler::EventHandler()
 {
-       return this->fd;
+       fd = -1;
 }
 
 void EventHandler::SetFd(int FD)
@@ -45,80 +51,85 @@ void EventHandler::SetFd(int FD)
        this->fd = FD;
 }
 
-bool EventHandler::Readable()
+SocketEngine::SocketEngine()
 {
-       return true;
+       TotalEvents = WriteEvents = ReadEvents = ErrorEvents = 0;
+       lastempty = ServerInstance->Time();
+       indata = outdata = 0;
 }
 
-bool EventHandler::Writeable()
+SocketEngine::~SocketEngine()
 {
-       return false;
 }
 
-void SocketEngine::WantWrite(EventHandler* eh)
+void SocketEngine::SetEventMask(EventHandler* eh, int mask)
 {
+       eh->event_mask = mask;
 }
 
-SocketEngine::SocketEngine(InspIRCd* Instance) : ServerInstance(Instance)
+void SocketEngine::ChangeEventMask(EventHandler* eh, int change)
 {
-       TotalEvents = WriteEvents = ReadEvents = ErrorEvents = 0;
-       lastempty = time(NULL);
-       indata = outdata = 0;
-}
+       int old_m = eh->event_mask;
+       int new_m = old_m;
 
-SocketEngine::~SocketEngine()
-{
+       // 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);
 }
 
-bool SocketEngine::AddFd(EventHandler* eh)
+void SocketEngine::DispatchTrialWrites()
 {
-       return true;
+       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];
 }
 
 EventHandler* SocketEngine::GetRef(int fd)
 {
-       if ((fd < 0) || (fd > MAX_DESCRIPTORS))
+       if ((fd < 0) || (fd > GetMaxFds()))
                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;
-       if ((eh->GetFd() < 0) || (eh->GetFd() > MAX_DESCRIPTORS))
+       if ((eh->GetFd() < 0) || (eh->GetFd() > GetMaxFds()))
                return false;
        return true;
 }
@@ -154,7 +165,7 @@ int SocketEngine::Blocking(int fd)
        return ioctlsocket(fd, FIONBIO, &opt);
 #else
        int flags = fcntl(fd, F_GETFL, 0);
-       return fcntl(fd, F_SETFL, flags O_NONBLOCK);
+       return fcntl(fd, F_SETFL, flags & ~O_NONBLOCK);
 #endif
 }
 
@@ -177,25 +188,25 @@ int SocketEngine::GetSockName(EventHandler* fd, sockaddr *name, socklen_t* namel
 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);
+       return recvfrom(fd->GetFd(), 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);
+       return send(fd->GetFd(), 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);
+       return recv(fd->GetFd(), 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);
+       return sendto(fd->GetFd(), buf, len, flags, to, tolen);
 }
 
 int SocketEngine::Connect(EventHandler* fd, const sockaddr *serv_addr, socklen_t addrlen)
@@ -229,9 +240,9 @@ void SocketEngine::RecoverFromFork()
 
 void SocketEngine::UpdateStats(size_t len_in, size_t len_out)
 {
-       if (lastempty + 1 > time(NULL))
+       if (lastempty != ServerInstance->Time())
        {
-               lastempty = time(NULL);
+               lastempty = ServerInstance->Time();
                indata = outdata = 0;
        }
        indata += len_in;