186 lines
4.9 KiB
C
186 lines
4.9 KiB
C
/* osdep.h
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Operating system dependencies... */
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/*
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* Copyright (c) 1996 The Internet Software Consortium. 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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*
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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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* 3. Neither the name of The Internet Software Consortium nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INTERNET SOFTWARE CONSORTIUM AND
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* CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
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* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
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* THE INTERNET SOFTWARE CONSORTIUM OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* 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,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* This software was written for the Internet Software Consortium by Ted Lemon
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* under a contract with Vixie Laboratories.
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*/
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#include "site.h"
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/* Porting::
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If you add a new network API, you must add a check for it below: */
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#if !defined (USE_SOCKETS) && \
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!defined (USE_SOCKET_SEND) && \
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!defined (USE_SOCKET_RECEIVE) && \
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!defined (USE_RAW_SOCKETS) && \
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!defined (USE_RAW_SEND) && \
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!defined (USE_SOCKET_RECEIVE) && \
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!defined (USE_BPF) && \
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!defined (USE_BPF_SEND) && \
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!defined (USE_BPF_RECEIVE) && \
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!defined (USE_NIT) && \
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!defined (USE_NIT_SEND) && \
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!defined (USE_NIT_RECEIVE)
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# define USE_DEFAULT_NETWORK
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#endif
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/* Porting::
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If you add a new system configuration file, include it here: */
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#if defined (sun)
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# if defined (__svr4__) || defined (__SVR4)
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# include "cf/sunos5-5.h"
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# else
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# include "cf/sunos4.h"
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# endif
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#endif
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#ifdef bsdi
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# include "cf/bsdos.h"
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#endif
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#ifdef __NetBSD__
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# include "cf/netbsd.h"
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#endif
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#ifdef __FreeBSD__
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# include "cf/freebsd.h"
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#endif
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#if defined (__osf__) && defined (__alpha)
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# include "cf/alphaosf.h"
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#endif
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#ifdef ultrix
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# include "cf/ultrix.h"
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#endif
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#ifdef linux
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# include "cf/linux.h"
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#endif
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#ifdef SCO
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# include "cf/sco.h"
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#endif
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#ifdef hpux
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# include "cf/hpux.h"
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#endif
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#ifdef __QNX__
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# include "cf/qnx.h"
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#endif
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/* Porting::
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If you add a new network API, and have it set up so that it can be
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used for sending or receiving, but doesn't have to be used for both,
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then set up an ifdef like the ones below: */
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#ifdef USE_SOCKETS
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# define USE_SOCKET_SEND
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# define USE_SOCKET_RECEIVE
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#endif
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#ifdef USE_RAW_SOCKETS
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# define USE_RAW_SEND
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# define USE_SOCKET_RECEIVE
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#endif
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#ifdef USE_BPF
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# define USE_BPF_SEND
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# define USE_BPF_RECEIVE
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#endif
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#ifdef USE_NIT
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# define USE_NIT_SEND
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# define USE_NIT_RECEIVE
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#endif
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/* Porting::
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If you add support for sending packets directly out an interface,
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and your support does not do ARP or routing, you must use a fallback
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mechanism to deal with packets that need to be sent to routers.
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Currently, all low-level packet interfaces use BSD sockets as a
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fallback. */
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#if defined (USE_BPF_SEND) || defined (USE_NIT_SEND)
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# define USE_SOCKET_FALLBACK
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# define USE_FALLBACK
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#endif
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/* Porting::
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If you add support for sending packets directly out an interface
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and need to be able to assemble packets, add the USE_XXX_SEND
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definition for your interface to the list tested below. */
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#if defined (USE_RAW_SEND) || defined (USE_BPF_SEND) || defined (USE_NIT_SEND)
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# define PACKET_ASSEMBLY
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#endif
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/* Porting::
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If you add support for receiving packets directly from an interface
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and need to be able to decode raw packets, add the USE_XXX_RECEIVE
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definition for your interface to the list tested below. */
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#if defined (USE_RAW_RECEIVE) || defined (USE_BPF_RECEIVE) \
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|| defined (USE_NIT_RECEIVE)
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# define PACKET_DECODING
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#endif
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/* jmp_buf is assumed to be a struct unless otherwise defined in the
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system header. */
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#ifndef jbp_decl
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# define jbp_decl(x) jmp_buf *x
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#endif
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#ifndef jref
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# define jref(x) (&(x))
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#endif
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#ifndef jdref
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# define jdref(x) (*(x))
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#endif
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#ifndef jrefproto
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# define jrefproto jmp_buf *
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#endif
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#ifndef BPF_FORMAT
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# define BPF_FORMAT "/dev/bpf%d"
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#endif
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