Move sourcecode into 'senf/' directory

[senf.git] / senf / Scheduler / FdManager.hh

diff --git a/senf/Scheduler/FdManager.hh b/senf/Scheduler/FdManager.hh
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+// $Id$
+//
+// Copyright (C) 2008 
+// Fraunhofer Institute for Open Communication Systems (FOKUS)
+// Competence Center NETwork research (NET), St. Augustin, GERMANY
+//     Stefan Bund <g0dil@berlios.de>
+//
+// This program is free software; you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation; either version 2 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the
+// Free Software Foundation, Inc.,
+// 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+
+/** \file
+    \brief FdManager public header */
+
+#ifndef HH_SENF_Scheduler_FdManager_
+#define HH_SENF_Scheduler_FdManager_ 1
+
+// Custom includes
+#include "Poller.hh"
+#include "ClockService.hh"
+#include "../Utils/singleton.hh"
+
+//#include "FdManager.mpp"
+///////////////////////////////hh.p////////////////////////////////////////
+
+namespace senf {
+namespace scheduler {
+
+    void restart();
+
+namespace detail {
+
+    class FdManager
+        : public singleton<FdManager>
+    {
+    public:
+        ///< Event baseclass
+        struct Event {
+            virtual ~Event();
+            virtual void signal(int events) = 0; ///< Called when the given event is posted
+        };
+
+        enum Events { 
+            EV_READ = Poller<Event>::EV_READ, EV_PRIO = Poller<Event>::EV_PRIO, EV_WRITE = Poller<Event>::EV_WRITE,
+            EV_HUP = Poller<Event>::EV_HUP, EV_ERR = Poller<Event>::EV_ERR 
+        };
+
+        using singleton<FdManager>::instance;
+        using singleton<FdManager>::alive;
+
+        bool set(int fd, int events, Event * entry);
+        void remove(int fd);
+
+        // Called by FileDispatcher
+        void timeout(int t);
+        int timeout() const;
+
+        void processOnce();             ///< Wait for events
+                                        /**< This call waits until at least one event is posted but
+                                             no longer than the current timeout(). */
+        ClockService::clock_type eventTime() const; ///< Time of last event
+        
+    protected:
+
+    private:
+        FdManager();
+
+        Poller<Event> poller_;
+        senf::ClockService::clock_type eventTime_;
+
+        friend void senf::scheduler::restart();
+        friend class singleton<FdManager>;
+    };
+
+}}}
+
+///////////////////////////////hh.e////////////////////////////////////////
+#include "FdManager.cci"
+//#include "FdManager.ct"
+//#include "FdManager.cti"
+#endif
+
+\f
+// Local Variables:
+// mode: c++
+// fill-column: 100
+// comment-column: 40
+// c-file-style: "senf"
+// indent-tabs-mode: nil
+// ispell-local-dictionary: "american"
+// compile-command: "scons -u test"
+// End: