sysdeps/generic/netinet/in_systm.h

   1 /* System specific type definitions for networking code.
   2    Copyright (C) 1997-2014 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 Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the 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    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, see
  17    <http://www.gnu.org/licenses/>.  */
  18
  19 #ifndef _NETINET_IN_SYSTM_H
  20 #define _NETINET_IN_SYSTM_H 1
  21
  22 #include <sys/cdefs.h>
  23 #include <sys/types.h>
  24
  25 __BEGIN_DECLS
  26
  27 /*
  28  * Network order versions of various data types. Unfortunately, BSD
  29  * assumes specific sizes for shorts (16 bit) and longs (32 bit) which
  30  * don't hold in general. As a consequence, the network order versions
  31  * may not reflect the actual size of the native data types.
  32  */
  33
  34 typedef u_int16_t n_short;      /* short as received from the net */
  35 typedef u_int32_t n_long;       /* long as received from the net  */
  36 typedef u_int32_t n_time;       /* ms since 00:00 GMT, byte rev   */
  37
  38 __END_DECLS
  39
  40 #endif /* netinet/in_systm.h */