lib.c

wifi 无线网络路由协议OLSR linux下C代码

/*
 * The olsr.org Optimized Link-State Routing daemon (olsrd)
 *
 * Copyright (c) 2004, Thomas Lopatic ([e-mail])
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without 
 * modification, are permitted provided that the following conditions 
 * are met:
 *
 * * Redistributions of source code must retain the above copyright 
 *   notice, this list of conditions and the following disclaimer.
 * * Redistributions in binary form must reproduce the above copyright 
 *   notice, this list of conditions and the following disclaimer in 
 *   the documentation and/or other materials provided with the 
 *   distribution.
 * * Neither the name of olsr.org, olsrd nor the names of its 
 *   contributors may be used to endorse or promote products derived 
 *   from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 
 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 
 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 
 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 
 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
 * POSSIBILITY OF SUCH DAMAGE.
 *
 * Visit http://www.olsr.org for more information.
 *
 * If you find this software useful feel free to make a donation
 * to the project. For more information see the website or contact
 * the copyright holders.
 *
 * $Id: lib.c,v 1.2 2005/04/12 19:57:26 tlopatic Exp $
 */

#include "link.h"
#include "plugin.h"
#include "lib.h"
#include "os_unix.h"
#include "http.h"
#include "glua.h"
#include "glua_ext.h"

#include <stdio.h>
#include <stdarg.h>
#include <string.h>

static unsigned int debugMask = 0;

void error(char *form, ...)
{
  va_list args;

  va_start(args, form);
  vfprintf(stderr, form, args);
  va_end(args);
}

void debug(int facility, char *form, ...)
{
  va_list args;

  if ((debugMask & facility) == 0)
    return;

  va_start(args, form);
  vfprintf(stderr, form, args);
  va_end(args);
}

char *strdupAdd(const char *string, int add)
{
  char *res = allocMem(strlen(string) + 1 + add);

  strcpy(res, string);
  return res;
}

char *myStrdup(const char *string)
{
  return strdupAdd(string, 0);
}

void chomp(char *line, int len)
{
  while (len-- > 0)
  {
    if (line[len] != 10 && line[len] != 13)
      break;

    line[len] = 0;
  }
}

char *intToString(char *buff, unsigned int val)
{
  int i;

  buff[9] = 0;

  for (i = 8; i >= 0; i--)
  {
    buff[i] = (char)(val % 10 + '0');

    val /= 10;

    if (val == 0)
      break;
  }

  return buff + i;
}

int stringToInt(unsigned int *val, const char *buff)
{
  *val = 0;

  while (*buff != 0)
  {
    if (*buff < '0' || *buff > '9')
      return -1;

    else
      *val = *val * 10 + *buff - '0';

    buff++;
  }

  return 0;
}