src/pulsecore/arpa-inet.c

   1 /***
   2   This file is part of PulseAudio.
   3
   4   Copyright 2006 Pierre Ossman <ossman@cendio.se> for Cendio AB
   5
   6   PulseAudio is free software; you can redistribute it and/or modify
   7   it under the terms of the GNU Lesser General Public License as
   8   published by the Free Software Foundation; either version 2.1 of the
   9   License, or (at your option) any later version.
  10
  11   PulseAudio is distributed in the hope that it will be useful, but
  12   WITHOUT ANY WARRANTY; without even the implied warranty of
  13   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  14   Lesser General Public License for more details.
  15
  16   You should have received a copy of the GNU Lesser General Public
  17   License along with PulseAudio; if not, write to the Free Software
  18   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
  19   USA.
  20 ***/
  21
  22 #ifdef HAVE_CONFIG_H
  23 #include <config.h>
  24 #endif
  25
  26 #if !defined(HAVE_ARPA_INET_H) && defined(OS_IS_WIN32)
  27
  28 #include <errno.h>
  29
  30 #include <pulsecore/macro.h>
  31 #include <pulsecore/socket.h>
  32 #include <pulsecore/core-util.h>
  33
  34 #include "arpa-inet.h"
  35
  36 const char *inet_ntop(int af, const void *src, char *dst, socklen_t cnt) {
  37     struct in_addr *in = (struct in_addr*)src;
  38 #ifdef HAVE_IPV6
  39     struct in6_addr *in6 = (struct in6_addr*)src;
  40 #endif
  41
  42     pa_assert(src);
  43     pa_assert(dst);
  44
  45     switch (af) {
  46     case AF_INET:
  47         pa_snprintf(dst, cnt, "%d.%d.%d.%d",
  48 #ifdef WORDS_BIGENDIAN
  49             (int)(in->s_addr >> 24) & 0xff,
  50             (int)(in->s_addr >> 16) & 0xff,
  51             (int)(in->s_addr >>  8) & 0xff,
  52             (int)(in->s_addr >>  0) & 0xff);
  53 #else
  54             (int)(in->s_addr >>  0) & 0xff,
  55             (int)(in->s_addr >>  8) & 0xff,
  56             (int)(in->s_addr >> 16) & 0xff,
  57             (int)(in->s_addr >> 24) & 0xff);
  58 #endif
  59         break;
  60 #ifdef HAVE_IPV6
  61     case AF_INET6:
  62         pa_snprintf(dst, cnt, "%x:%x:%x:%x:%x:%x:%x:%x",
  63             in6->s6_addr[ 0] << 8 | in6->s6_addr[ 1],
  64             in6->s6_addr[ 2] << 8 | in6->s6_addr[ 3],
  65             in6->s6_addr[ 4] << 8 | in6->s6_addr[ 5],
  66             in6->s6_addr[ 6] << 8 | in6->s6_addr[ 7],
  67             in6->s6_addr[ 8] << 8 | in6->s6_addr[ 9],
  68             in6->s6_addr[10] << 8 | in6->s6_addr[11],
  69             in6->s6_addr[12] << 8 | in6->s6_addr[13],
  70             in6->s6_addr[14] << 8 | in6->s6_addr[15]);
  71         break;
  72 #endif
  73     default:
  74         errno = EAFNOSUPPORT;
  75         return NULL;
  76     }
  77
  78     return dst;
  79 }
  80
  81 int inet_pton(int af, const char *src, void *dst) {
  82     struct in_addr *in = (struct in_addr*)dst;
  83 #ifdef HAVE_IPV6
  84     struct in6_addr *in6 = (struct in6_addr*)dst;
  85 #endif
  86
  87     pa_assert(src);
  88     pa_assert(dst);
  89
  90     switch (af) {
  91     case AF_INET:
  92         in->s_addr = inet_addr(src);
  93         if (in->s_addr == INADDR_NONE)
  94             return 0;
  95         break;
  96 #ifdef HAVE_IPV6
  97     case AF_INET6:
  98         /* FIXME */
  99 #endif
 100     default:
 101         errno = EAFNOSUPPORT;
 102         return -1;
 103     }
 104
 105     return 1;
 106 }
 107
 108 #endif