/* $Id: plugin_ppp.c,v 1.2 2004/01/28 06:43:31 reinelt Exp $ * * plugin for ppp throughput * * Copyright 2003 Michael Reinelt * Copyright 2004 The LCD4Linux Team * * This file is part of LCD4Linux. * * LCD4Linux 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, or (at your option) * any later version. * * LCD4Linux 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., 675 Mass Ave, Cambridge, MA 02139, USA. * * * $Log: plugin_ppp.c,v $ * Revision 1.2 2004/01/28 06:43:31 reinelt * plugin_ppp finished. * * Revision 1.1 2004/01/27 08:13:39 reinelt * ported PPP token to plugin_ppp * */ /* * exported functions: * * int plugin_init_ppp (void) * adds ppp() function * */ #include "config.h" #include #include #include #include #include #ifdef HAVE_NET_IF_PPP_H #include #else #warning if_ppp.h not found. PPP support deactivated. #endif #include "debug.h" #include "plugin.h" #include "hash.h" #ifdef HAVE_NET_IF_PPP_H static HASH PPP = { 0, }; static int get_ppp_stats (void) { int age; int unit; unsigned ibytes, obytes; static int fd=-2; struct ifpppstatsreq req; char key[16], val[16]; // reread every 10 msec only age=hash_age(&PPP, NULL, NULL); if (age>0 && age<=10) return 0; // open socket only once if (fd==-2) { fd = socket(AF_INET, SOCK_DGRAM, 0); if (fd==-1) { error ("socket() failed: %s", strerror(errno)); return -1; } } for (unit=0; unit<8; unit++) { memset (&req, 0, sizeof (req)); req.stats_ptr = (caddr_t) &req.stats; snprintf (req.ifr__name, sizeof(req.ifr__name), "ppp%d", unit); if (ioctl(fd, SIOCGPPPSTATS, &req) == 0) { ibytes=req.stats.p.ppp_ibytes; obytes=req.stats.p.ppp_obytes; } else { ibytes=obytes=0; } snprintf (key, sizeof(key), "Rx:%d", unit); snprintf (val, sizeof(val), "%d", ibytes); hash_set_delta (&PPP, key, val); snprintf (key, sizeof(key), "Tx:%d", unit); snprintf (val, sizeof(val), "%d", obytes); hash_set_delta (&PPP, key, val); } return 0; } static void my_ppp (RESULT *result, RESULT *arg1, RESULT *arg2) { double value; if (get_ppp_stats()<0) { SetResult(&result, R_STRING, ""); return; } value=hash_get_delta(&PPP, R2S(arg1), R2N(arg2)); SetResult(&result, R_NUMBER, &value); } #endif int plugin_init_ppp (void) { #ifdef HAVE_NET_IF_PPP_H AddFunction ("ppp", 3, my_ppp); #endif return 0; } 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59

/* $Id: plugin.h,v 1.3 2005/01/18 06:30:23 reinelt Exp $
 *
 * plugin handler for the Evaluator
 *
 * Copyright (C) 2003 Michael Reinelt <reinelt@eunet.at>
 * Copyright (C) 2004 The LCD4Linux Team <lcd4linux-devel@users.sourceforge.net>
 *
 * This file is part of LCD4Linux.
 *
 * LCD4Linux 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, or (at your option)
 * any later version.
 *
 * LCD4Linux 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., 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 *
 * $Log: plugin.h,v $
 * Revision 1.3  2005/01/18 06:30:23  reinelt
 * added (C) to all copyright statements
 *
 * Revision 1.2  2004/03/03 03:47:04  reinelt
 * big patch from Martin Hejl:
 * - use qprintf() where appropriate
 * - save CPU cycles on gettimeofday()
 * - add quit() functions to free allocated memory
 * - fixed lots of memory leaks
 *
 * Revision 1.1  2003/12/19 05:35:14  reinelt
 * renamed 'client' to 'plugin'
 *
 * Revision 1.1  2003/10/11 06:01:52  reinelt
 *
 * renamed expression.{c,h} to client.{c,h}
 * added config file client
 * new functions 'AddNumericVariable()' and 'AddStringVariable()'
 * new parameter '-i' for interactive mode
 *
 * Revision 1.1  2003/10/06 04:34:06  reinelt
 * expression evaluator added
 *
 */


#include "evaluator.h"

#ifndef _PLUGIN_H_
#define _PLUGIN_H_

int plugin_init (void);
void plugin_exit(void);
#endif