third_party/talloc/libreplace/socketpair.c

   1 /*
   2  * Unix SMB/CIFS implementation.
   3  * replacement routines for broken systems
   4  * Copyright (C) Jelmer Vernooij <jelmer@samba.org> 2006
   5  * Copyright (C) Michael Adam <obnox@samba.org> 2008
   6  *
   7  *  ** NOTE! The following LGPL license applies to the replace
   8  *  ** library. This does NOT imply that all of Samba is released
   9  *  ** under the LGPL
  10  *
  11  * This library is free software; you can redistribute it and/or
  12  * modify it under the terms of the GNU Lesser General Public
  13  * License as published by the Free Software Foundation; either
  14  * version 3 of the License, or (at your option) any later version.
  15  *
  16  * This library is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  19  * Lesser General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU Lesser General Public
  22  * License along with this library; if not, see <http://www.gnu.org/licenses/>.
  23  */
  24
  25 #include "replace.h"
  26 #include "system/network.h"
  27
  28 int rep_socketpair(int d, int type, int protocol, int sv[2])
  29 {
  30         if (d != AF_UNIX) {
  31                 errno = EAFNOSUPPORT;
  32                 return -1;
  33         }
  34
  35         if (protocol != 0) {
  36                 errno = EPROTONOSUPPORT;
  37                 return -1;
  38         }
  39
  40         if (type != SOCK_STREAM) {
  41                 errno = EOPNOTSUPP;
  42                 return -1;
  43         }
  44
  45         return pipe(sv);
  46 }