1  /* System specific type definitions for networking code.
       2     Copyright (C) 1997-2023 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     <https://www.gnu.org/licenses/>.  */
      18  
      19  #ifndef _NETINET_IN_SYSTM_H
      20  #define _NETINET_IN_SYSTM_H 1
      21  
      22  #include <sys/types.h>
      23  #include <stdint.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 uint16_t n_short;      /* short as received from the net */
      35  typedef uint32_t n_long;       /* long as received from the net  */
      36  typedef uint32_t n_time;       /* ms since 00:00 GMT, byte rev   */
      37  
      38  __END_DECLS
      39  
      40  #endif /* netinet/in_systm.h */