NetBSD/sys/netinet/in_proto.c

169 lines
4.9 KiB
C

/*
* Copyright (c) 1982, 1986 Regents of the University of California.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* from: @(#)in_proto.c 7.5 (Berkeley) 6/28/90
* $Id: in_proto.c,v 1.6 1994/01/08 21:21:42 mycroft Exp $
*/
#include <sys/param.h>
#include <sys/socket.h>
#include <sys/protosw.h>
#include <sys/domain.h>
#include <sys/mbuf.h>
#include <netinet/in.h>
#include <netinet/in_systm.h>
/*
* TCP/IP protocol family: IP, ICMP, UDP, TCP.
*/
int ip_output(),ip_ctloutput();
int ip_init(),ip_slowtimo(),ip_drain();
int icmp_input();
#ifdef MULTICAST
int igmp_init(), igmp_input(), igmp_fasttimo();
#endif
int udp_input(),udp_ctlinput();
int udp_usrreq();
int udp_init();
int tcp_input(),tcp_ctlinput();
int tcp_usrreq(),tcp_ctloutput();
int tcp_init(),tcp_fasttimo(),tcp_slowtimo(),tcp_drain();
int rip_input(),rip_output(),rip_ctloutput(), rip_usrreq();
/*
* IMP protocol family: raw interface.
* Using the raw interface entry to get the timer routine
* in is a kludge.
*/
#ifdef IMP
int rimp_output(), hostslowtimo();
#endif
#ifdef NSIP
int idpip_input(), nsip_ctlinput();
#endif
#ifdef TPIP
int tpip_input(), tpip_ctlinput(), tp_ctloutput(), tp_usrreq();
int tp_init(), tp_slowtimo(), tp_drain();
#endif
#ifdef EON
int eoninput(), eonctlinput(), eonprotoinit();
#endif EON
extern struct domain inetdomain;
struct protosw inetsw[] = {
{ 0, &inetdomain, 0, 0,
0, ip_output, 0, 0,
0,
ip_init, 0, ip_slowtimo, ip_drain,
},
{ SOCK_DGRAM, &inetdomain, IPPROTO_UDP, PR_ATOMIC|PR_ADDR,
udp_input, 0, udp_ctlinput, ip_ctloutput,
udp_usrreq,
udp_init, 0, 0, 0,
},
{ SOCK_STREAM, &inetdomain, IPPROTO_TCP, PR_CONNREQUIRED|PR_WANTRCVD,
tcp_input, 0, tcp_ctlinput, tcp_ctloutput,
tcp_usrreq,
tcp_init, tcp_fasttimo, tcp_slowtimo, tcp_drain,
},
{ SOCK_RAW, &inetdomain, IPPROTO_RAW, PR_ATOMIC|PR_ADDR,
rip_input, rip_output, 0, rip_ctloutput,
rip_usrreq,
0, 0, 0, 0,
},
{ SOCK_RAW, &inetdomain, IPPROTO_ICMP, PR_ATOMIC|PR_ADDR,
icmp_input, rip_output, 0, rip_ctloutput,
rip_usrreq,
0, 0, 0, 0,
},
#ifdef TPIP
{ SOCK_SEQPACKET,&inetdomain, IPPROTO_TP, PR_CONNREQUIRED|PR_WANTRCVD,
tpip_input, 0, tpip_ctlinput, tp_ctloutput,
tp_usrreq,
tp_init, 0, tp_slowtimo, tp_drain,
},
#endif
/* EON (ISO CLNL over IP) */
#ifdef EON
{ SOCK_RAW, &inetdomain, IPPROTO_EON, 0,
eoninput, 0, eonctlinput, 0,
0,
eonprotoinit, 0, 0, 0,
},
#endif
#ifdef MULTICAST
{ SOCK_RAW, &inetdomain, IPPROTO_IGMP, PR_ATOMIC|PR_ADDR,
igmp_input, rip_output, 0, rip_ctloutput,
rip_usrreq,
igmp_init, igmp_fasttimo, 0, 0,
},
#endif
#ifdef NSIP
{ SOCK_RAW, &inetdomain, IPPROTO_IDP, PR_ATOMIC|PR_ADDR,
idpip_input, rip_output, nsip_ctlinput, 0,
rip_usrreq,
0, 0, 0, 0,
},
#endif
/* raw wildcard */
{ SOCK_RAW, &inetdomain, 0, PR_ATOMIC|PR_ADDR,
rip_input, rip_output, 0, rip_ctloutput,
rip_usrreq,
0, 0, 0, 0,
},
};
struct domain inetdomain =
{ AF_INET, "internet", 0, 0, 0,
inetsw, &inetsw[sizeof(inetsw)/sizeof(inetsw[0])] };
#if NIMP > 0
extern struct domain impdomain;
struct protosw impsw[] = {
{ SOCK_RAW, &impdomain, 0, PR_ATOMIC|PR_ADDR,
0, rimp_output, 0, 0,
rip_usrreq,
0, 0, hostslowtimo, 0,
},
};
struct domain impdomain =
{ AF_IMPLINK, "imp", 0, 0, 0,
impsw, &impsw[sizeof (impsw)/sizeof(impsw[0])] };
#endif