sysdeps/generic/sockaddrcom.h

   1 /* Definition of `struct sockaddr_*' common members.  Generic/4.2 BSD version.
   2 Copyright (C) 1995 Free Software Foundation, Inc.
   3 This file is part of the GNU C Library.
   4
   5 The GNU C Library is free software; you can redistribute it and/or
   6 modify it under the terms of the GNU Library General Public License as
   7 published by the Free Software Foundation; either version 2 of the
   8 License, or (at your option) any later version.
   9
  10 The GNU C Library 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 GNU
  13 Library General Public License for more details.
  14
  15 You should have received a copy of the GNU Library General Public
  16 License along with the GNU C Library; see the file COPYING.LIB.  If
  17 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
  18 Cambridge, MA 02139, USA.  */
  19
  20 #ifndef _SOCKADDRCOM_H
  21 #define _SOCKADDRCOM_H  1
  22
  23
  24 /* This macro is used to declare the initial common members
  25    of the data types used for socket addresses, `struct sockaddr',
  26    `struct sockaddr_in', `struct sockaddr_un', etc.  */
  27
  28 #define __SOCKADDR_COMMON(sa_prefix) \
  29   unsigned short int sa_prefix##family
  30
  31 #define __SOCKADDR_COMMON_SIZE  (sizeof (unsigned short int))
  32
  33
  34 #endif  /* sockaddrcom.h */