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Sourcecode: gadmin-openvpn-client version File versions  Download package

chars_are_digits.c

/* GAdmin-OpenVPN - An easy to use GTK+ frontend for the openvpn client.
 * Copyright (C) 2008 Magnus Loef <magnus-swe@telia.com> 
 *
 * 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 3 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.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
*/



int
chars_are_digits(char *buf)
{
    int i=0, match=0;
    for(i=0; buf[i]!='\0'; i++)
    {
        if( buf[i]=='\n' || buf[i]=='\r')
        {
           i--;
         break;
        }
      if( buf[i]=='0' || buf[i]=='1' || buf[i]=='2' || buf[i]=='3' || buf[i]=='4' 
       || buf[i]=='5' || buf[i]=='6' || buf[i]=='7' || buf[i]=='8' || buf[i]=='9' )
       match++;    
    }
    if( match && match==i )
    {
       return 1;
    }
    else
       return 0;    
}

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