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d685b6ee05
Add a note next to fields in network format. The n_* types are not enough for compiler checks on endianness, and their use often requires an otherwise unnecessary #include <netinet/in_systm.h> The typedef in in_systm.h are still there.
59 lines
2.3 KiB
C
59 lines
2.3 KiB
C
/*-
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* Copyright (c) 1982, 1986, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)in_systm.h 8.1 (Berkeley) 6/10/93
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* $FreeBSD$
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*/
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#ifndef _NETINET_IN_SYSTM_H_
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#define _NETINET_IN_SYSTM_H_
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/*
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* Miscellaneous internetwork
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* definitions for kernel.
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*/
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/*
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* Network types.
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*
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* Internally the system keeps counters in the headers with the bytes
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* swapped so that VAX instructions will work on them. It reverses
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* the bytes before transmission at each protocol level. The n_ types
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* represent the types with the bytes in ``high-ender'' order.
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*/
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typedef u_int16_t n_short; /* short as received from the net */
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typedef u_int32_t n_long; /* long as received from the net */
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typedef u_int32_t n_time; /* ms since 00:00 GMT, byte rev */
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#ifdef _KERNEL
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uint32_t iptime(void);
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#endif
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#endif
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