157 lines
4.7 KiB
C
157 lines
4.7 KiB
C
/* $NetBSD: netisr.h,v 1.33 2005/02/26 22:45:09 perry Exp $ */
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/*
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* Copyright (c) 1980, 1986, 1989, 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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* 3. 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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* @(#)netisr.h 8.1 (Berkeley) 6/10/93
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*/
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#ifndef _NET_NETISR_H_
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#define _NET_NETISR_H_ /* checked by netisr_dispatch.h */
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/*
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* The networking code runs off software interrupts.
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*
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* You can switch into the network by doing splsoftnet() and return by splx().
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* The software interrupt level for the network is higher than the software
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* level for the clock (so you can enter the network in routines called
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* at timeout time).
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*
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* The routine to request a network software interrupt, setsoftnet(),
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* is defined in the machine-specific include files.
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*/
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#if defined(_KERNEL)
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#if !defined(_LKM)
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#include "opt_inet.h"
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#include "opt_atalk.h"
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#include "opt_ccitt.h"
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#include "opt_iso.h"
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#include "opt_ns.h"
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#include "opt_natm.h"
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#include "arp.h"
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#ifndef __HAVE_GENERIC_SOFT_INTERRUPTS
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#include "sl.h"
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#include "strip.h"
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#include "ppp.h"
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#endif
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#endif /* !defined(_LKM) */
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#if !defined(_LOCORE)
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/* XXX struct sockaddr defn for for if.h, if_arp.h */
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#include <sys/socket.h>
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/*
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* XXX IFNAMSIZE for if_ppp.h, natm.h; struct ifnet decl for in6.h, in.h;
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* XXX struct mbuf decl for in6.h, in.h, route.h (via in_var.h).
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*/
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#include <net/if.h>
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#ifdef INET
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#include <netinet/in.h>
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#include <netinet/ip_var.h>
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#if NARP > 0
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#include <netinet/if_inarp.h>
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#endif
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#endif
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#ifdef INET6
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# ifndef INET
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# include <netinet/in.h>
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# endif
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#include <netinet/ip6.h>
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#include <netinet6/ip6_var.h>
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#endif
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#ifdef NS
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#include <netns/ns_var.h>
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#endif
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#ifdef ISO
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#include <netiso/iso.h>
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#include <netiso/clnp.h>
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#endif
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#ifdef CCITT
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#include <netccitt/x25isr.h>
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#endif
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#ifdef NATM
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#include <netnatm/natm.h>
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#endif
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#ifdef NETATALK
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#include <netatalk/at_extern.h>
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#endif
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#ifndef __HAVE_GENERIC_SOFT_INTERRUPTS /* XXX XXX XXX */
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#if NSL > 0
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extern void slnetisr(void);
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#endif
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#if NSTRIP > 0
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extern void stripnetisr(void);
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#endif
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#if NPPP > 0
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extern void pppnetisr(void);
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#endif
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#endif /* __HAVE_GENERIC_SOFT_INTERRUPTS */
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#endif /* !defined(_LOCORE) */
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#endif /* defined(_KERNEL) */
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/*
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* Each ``pup-level-1'' input queue has a bit in a ``netisr'' status
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* word which is used to de-multiplex a single software
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* interrupt used for scheduling the network code to calls
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* on the lowest level routine of each protocol.
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*/
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#define NETISR_IP 2 /* same as AF_INET */
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#define NETISR_NS 6 /* same as AF_NS */
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#define NETISR_ISO 7 /* same as AF_ISO */
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#define NETISR_CCITT 10 /* same as AF_CCITT */
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#define NETISR_ATALK 16 /* same as AF_APPLETALK */
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#define NETISR_IPX 23 /* same as AF_IPX */
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#define NETISR_IPV6 24 /* same as AF_INET6 */
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#define NETISR_ISDN 26 /* same as AF_E164 */
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#define NETISR_NATM 27 /* same as AF_NATM */
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#define NETISR_ARP 28 /* same as AF_ARP */
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#ifndef __HAVE_GENERIC_SOFT_INTERRUPTS
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#define NETISR_SLIP 29 /* for SLIP processing */
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#define NETISR_STRIP 30 /* for STRIP processing */
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#define NETISR_PPP 31 /* for PPP processing */
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#endif
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#if defined(_KERNEL) && !defined(_LOCORE)
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#ifndef schednetisr
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#define schednetisr(anisr) { netisr |= 1<<(anisr); setsoftnet(); }
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#endif
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extern int netisr; /* scheduling bits for network */
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#endif /* defined(_KERNEL) && !defined(_LOCORE) */
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#endif /* _NET_NETISR_H_ */
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