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glibc  2.9
in_systm.h
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00001 /* System specific type definitions for networking code.
00002    Copyright (C) 1997 Free Software Foundation, Inc.
00003    This file is part of the GNU C Library.
00004 
00005    The GNU C Library is free software; you can redistribute it and/or
00006    modify it under the terms of the GNU Lesser General Public
00007    License as published by the Free Software Foundation; either
00008    version 2.1 of the License, or (at your option) any later version.
00009 
00010    The GNU C Library is distributed in the hope that it will be useful,
00011    but WITHOUT ANY WARRANTY; without even the implied warranty of
00012    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013    Lesser General Public License for more details.
00014 
00015    You should have received a copy of the GNU Lesser General Public
00016    License along with the GNU C Library; if not, write to the Free
00017    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
00018    02111-1307 USA.  */
00019 
00020 #ifndef _NETINET_IN_SYSTM_H
00021 #define _NETINET_IN_SYSTM_H 1
00022 
00023 #include <sys/cdefs.h>
00024 #include <sys/types.h>
00025 
00026 __BEGIN_DECLS
00027 
00028 /*
00029  * Network order versions of various data types. Unfortunately, BSD
00030  * assumes specific sizes for shorts (16 bit) and longs (32 bit) which
00031  * don't hold in general. As a consequence, the network order versions
00032  * may not reflect the actual size of the native data types.
00033  */
00034 
00035 typedef u_int16_t n_short;      /* short as received from the net */
00036 typedef u_int32_t n_long;       /* long as received from the net  */
00037 typedef u_int32_t n_time;       /* ms since 00:00 GMT, byte rev   */
00038 
00039 __END_DECLS
00040 
00041 #endif /* netinet/in_systm.h */