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NetAddr-IP / Lite / Util / xs_include / inet_aton.c
@Luis Muñoz Luis Muñoz on 21 Oct 2014 1 KB Import of LUISMUNOZ/NetAddr-IP-4.001 from CPAN.
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  1. /*	inet_aton.c
  2.  *
  3.  * Copyright 2006, Michael Robinton <michael@bizsystems.com>
  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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18. */
  19.  
  20. #ifndef LOCAL_HAVE_inet_aton
  21. #include <sys/types.h>
  22. #include <sys/socket.h>
  23. #include <netinet/in.h>
  24. #include <arpa/inet.h>
  25.                        
  26. int
  27. my_inet_aton(const char *cp, struct in_addr *inp)
  28. {
  29. # ifdef LOCAL_HAVE_inet_pton
  30.   return inet_pton(AF_INET,cp,inp);
  31. # else
  32. #  ifdef LOCAL_HAVE_inet_addr
  33.   inp->s_addr = inet_addr(cp);
  34.   if (inp->s_addr == -1) {
  35.     if (strncmp("255.255.255.255",cp,15) == 0)
  36.       return 1;
  37.     else
  38.       return 0;
  39.   }
  40.   return 1;
  41. #  else
  42. # error inet_aton, inet_pton, inet_addr not defined on this platform
  43. #  endif
  44. # endif
  45. }
  46. #define inet_aton my_inet_aton
  47. #endif