eibd/examples/vbusmonitor1.c

   1 /*
   2     EIB Demo program - virtual text busmonitor
   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 #include "common.h"
  20
  21 int
  22 main (int ac, char *ag[])
  23 {
  24   uchar buf[255];
  25   int len;
  26   EIBConnection *con;
  27   if (ac != 2)
  28     die ("usage: %s url", ag[0]);
  29   con = EIBSocketURL (ag[1]);
  30   if (!con)
  31     die ("Open failed");
  32
  33   if (EIBOpenVBusmonitorText (con) == -1)
  34     die ("Open Busmonitor failed");
  35
  36   while (1)
  37     {
  38       len = EIBGetBusmonitorPacket (con, sizeof (buf), buf);
  39       if (len == -1)
  40         die ("Read failed");
  41       buf[len] = 0;
  42       printf ("%s\n", buf);
  43       fflush (stdout);
  44     }
  45
  46   EIBClose (con);
  47   return 0;
  48 }