eibd/backend/eibnetrouter.h

   1 /*
   2     EIBD eib bus access and management daemon
   3     Copyright (C) 2005-2011 Martin Koegler <mkoegler@auto.tuwien.ac.at>
   4
   5     This program is free software; you can redistribute it and/or modify
   6     it under the terms of the GNU General Public License as published by
   7     the Free Software Foundation; either version 2 of the License, or
   8     (at your option) any later version.
   9
  10     This program is distributed in the hope that it will be useful,
  11     but WITHOUT ANY WARRANTY; without even the implied warranty of
  12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13     GNU General Public License for more details.
  14
  15     You should have received a copy of the GNU General Public License
  16     along with this program; if not, write to the Free Software
  17     Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18 */
  19
  20 #ifndef EIBNET_ROUTER_H
  21 #define EIBNET_ROUTER_H
  22
  23 #include "layer2.h"
  24 #include "eibnetip.h"
  25
  26 /** EIBnet/IP routing backend */
  27 class EIBNetIPRouter:public Layer2Interface, private Thread
  28 {
  29   /** debug output */
  30   Trace *t;
  31   /** default address */
  32   eibaddr_t addr;
  33   /** EIBnet/IP socket */
  34   EIBNetIPSocket *sock;
  35   /** state */
  36   int mode;
  37   /** vbusmonitor */
  38   int vmode;
  39   /** semaphore for outqueue */
  40   pth_sem_t out_signal;
  41   /** output queue */
  42     Queue < LPDU * >outqueue;
  43     /** event to wait for outqueue */
  44   pth_event_t getwait;
  45
  46   void Run (pth_sem_t * stop);
  47 public:
  48     EIBNetIPRouter (const char *multicastaddr, int port, eibaddr_t a,
  49                     Trace * tr);
  50     virtual ~ EIBNetIPRouter ();
  51   bool init ();
  52
  53   void Send_L_Data (LPDU * l);
  54   LPDU *Get_L_Data (pth_event_t stop);
  55
  56   bool addAddress (eibaddr_t addr);
  57   bool addGroupAddress (eibaddr_t addr);
  58   bool removeAddress (eibaddr_t addr);
  59   bool removeGroupAddress (eibaddr_t addr);
  60
  61   bool enterBusmonitor ();
  62   bool leaveBusmonitor ();
  63   bool openVBusmonitor ();
  64   bool closeVBusmonitor ();
  65
  66   bool Open ();
  67   bool Close ();
  68   eibaddr_t getDefaultAddr ();
  69   bool Connection_Lost ();
  70   bool Send_Queue_Empty ();
  71 };
  72
  73 #endif