1 /* System specific type definitions for networking code. 2 Copyright (C) 1997 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 */ 41