wsutil/inet_v6defs.h

   1 /* inet_v6defs.h
   2  *
   3  * $Id$
   4  *
   5  * Wireshark - Network traffic analyzer
   6  * By Gerald Combs <gerald@wireshark.org>
   7  * Copyright 1998 Gerald Combs
   8  *
   9  * This program is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU General Public License
  11  * as published by the Free Software Foundation; either version 2
  12  * of the License, or (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  22  */
  23
  24 #ifndef __INET_V6DEFS_H__
  25 #define __INET_V6DEFS_H__
  26
  27 #include "ws_symbol_export.h"
  28
  29 /*
  30  * Versions of "inet_pton()" and "inet_ntop()", for the benefit of OSes that
  31  * don't have it.
  32  */
  33
  34 /*  Windows does not have inet_pton() and inet_ntop() until Vista.  In order
  35  *  to allow binaries compiled on Vista or later to work on pre-Vista Windows
  36  *  (without resorting to fragile link ordering tricks), we give our versions
  37  *  of those functions Wireshark-specific names.
  38  */
  39 #ifdef _WIN32
  40 #define inet_pton ws_inet_pton
  41 #define inet_ntop ws_inet_ntop
  42 #endif
  43
  44 WS_DLL_PUBLIC int inet_pton(int af, const char *src, void *dst);
  45 #ifndef HAVE_INET_NTOP_PROTO
  46 WS_DLL_PUBLIC const char *inet_ntop(int af, const void *src, char *dst,
  47     size_t size);
  48 #endif
  49
  50 /*
  51  * Those OSes may also not have AF_INET6, so declare it here if it's not
  52  * already declared, so that we can pass it to "inet_ntop()" and "inet_pton()".
  53  */
  54 #ifndef AF_INET6
  55 #define AF_INET6        127     /* pick a value unlikely to duplicate an existing AF_ value */
  56 #endif
  57
  58 /*
  59  * And if __P isn't defined, define it here, so we can use it in
  60  * "inet_ntop.c" and "inet_pton.c" (rather than having to change them
  61  * not to use it).
  62  */
  63 #ifndef __P
  64 #define __P(args)       args
  65 #endif
  66
  67 #endif