2 * Copyright (c) 1982, 1986, 1993
3 * The Regents of the University of California. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * @(#)in_proto.c 8.2 (Berkeley) 2/9/95
37 #include "opt_ipdivert.h"
39 #include "opt_ipsec.h"
40 #include "opt_inet6.h"
42 #include <sys/param.h>
43 #include <sys/kernel.h>
44 #include <sys/socket.h>
45 #include <sys/domain.h>
46 #include <sys/protosw.h>
47 #include <sys/queue.h>
48 #include <sys/sysctl.h>
51 #include <net/route.h>
53 #include <netinet/in.h>
54 #include <netinet/in_systm.h>
55 #include <netinet/ip.h>
56 #include <netinet/ip_var.h>
57 #include <netinet/ip_icmp.h>
58 #include <netinet/igmp_var.h>
59 #include <netinet/tcp.h>
60 #include <netinet/tcp_timer.h>
61 #include <netinet/tcp_var.h>
62 #include <netinet/udp.h>
63 #include <netinet/udp_var.h>
64 #include <netinet/ip_encap.h>
67 * TCP/IP protocol family: IP, ICMP, UDP, TCP.
71 #include <netinet6/ipsec.h>
72 #include <netinet6/ah.h>
74 #include <netinet6/esp.h>
76 #include <netinet6/ipcomp.h>
80 #include <netipx/ipx_ip.h>
85 #include <netns/ns_if.h>
88 extern struct domain inetdomain;
89 static struct pr_usrreqs nousrreqs;
91 struct protosw inetsw[] = {
92 { 0, &inetdomain, 0, 0,
95 ip_init, 0, ip_slowtimo, ip_drain,
98 { SOCK_DGRAM, &inetdomain, IPPROTO_UDP, PR_ATOMIC|PR_ADDR,
99 udp_input, 0, udp_ctlinput, ip_ctloutput,
104 { SOCK_STREAM, &inetdomain, IPPROTO_TCP,
105 PR_CONNREQUIRED|PR_IMPLOPCL|PR_WANTRCVD,
106 tcp_input, 0, tcp_ctlinput, tcp_ctloutput,
108 tcp_init, 0, tcp_slowtimo, tcp_drain,
111 { SOCK_RAW, &inetdomain, IPPROTO_RAW, PR_ATOMIC|PR_ADDR,
112 rip_input, 0, rip_ctlinput, rip_ctloutput,
117 { SOCK_RAW, &inetdomain, IPPROTO_ICMP, PR_ATOMIC|PR_ADDR|PR_LASTHDR,
118 icmp_input, 0, 0, rip_ctloutput,
123 { SOCK_RAW, &inetdomain, IPPROTO_IGMP, PR_ATOMIC|PR_ADDR|PR_LASTHDR,
124 igmp_input, 0, 0, rip_ctloutput,
126 igmp_init, igmp_fasttimo, igmp_slowtimo, 0,
129 { SOCK_RAW, &inetdomain, IPPROTO_RSVP, PR_ATOMIC|PR_ADDR|PR_LASTHDR,
130 rsvp_input, 0, 0, rip_ctloutput,
136 { SOCK_RAW, &inetdomain, IPPROTO_AH, PR_ATOMIC|PR_ADDR,
143 { SOCK_RAW, &inetdomain, IPPROTO_ESP, PR_ATOMIC|PR_ADDR,
150 { SOCK_RAW, &inetdomain, IPPROTO_IPCOMP, PR_ATOMIC|PR_ADDR,
151 ipcomp4_input, 0, 0, 0,
157 { SOCK_RAW, &inetdomain, IPPROTO_IPV4, PR_ATOMIC|PR_ADDR|PR_LASTHDR,
158 encap4_input, 0, 0, rip_ctloutput,
164 { SOCK_RAW, &inetdomain, IPPROTO_IPV6, PR_ATOMIC|PR_ADDR|PR_LASTHDR,
165 encap4_input, 0, 0, rip_ctloutput,
172 { SOCK_RAW, &inetdomain, IPPROTO_DIVERT, PR_ATOMIC|PR_ADDR,
173 div_input, 0, 0, ip_ctloutput,
180 { SOCK_RAW, &inetdomain, IPPROTO_IDP, PR_ATOMIC|PR_ADDR|PR_LASTHDR,
181 ipxip_input, 0, ipxip_ctlinput, 0,
188 { SOCK_RAW, &inetdomain, IPPROTO_IDP, PR_ATOMIC|PR_ADDR|PR_LASTHDR,
189 idpip_input, 0, nsip_ctlinput, 0,
196 { SOCK_RAW, &inetdomain, 0, PR_ATOMIC|PR_ADDR,
197 rip_input, 0, 0, rip_ctloutput,
204 extern int in_inithead(void **, int);
206 struct domain inetdomain =
207 { AF_INET, "internet", 0, 0, 0,
209 &inetsw[sizeof(inetsw)/sizeof(inetsw[0])], 0,
210 in_inithead, 32, sizeof(struct sockaddr_in)
215 SYSCTL_NODE(_net, PF_INET, inet, CTLFLAG_RW, 0,
218 SYSCTL_NODE(_net_inet, IPPROTO_IP, ip, CTLFLAG_RW, 0, "IP");
219 SYSCTL_NODE(_net_inet, IPPROTO_ICMP, icmp, CTLFLAG_RW, 0, "ICMP");
220 SYSCTL_NODE(_net_inet, IPPROTO_UDP, udp, CTLFLAG_RW, 0, "UDP");
221 SYSCTL_NODE(_net_inet, IPPROTO_TCP, tcp, CTLFLAG_RW, 0, "TCP");
222 SYSCTL_NODE(_net_inet, IPPROTO_IGMP, igmp, CTLFLAG_RW, 0, "IGMP");
224 SYSCTL_NODE(_net_inet, IPPROTO_AH, ipsec, CTLFLAG_RW, 0, "IPSEC");
226 SYSCTL_NODE(_net_inet, IPPROTO_RAW, raw, CTLFLAG_RW, 0, "RAW");
228 SYSCTL_NODE(_net_inet, IPPROTO_DIVERT, divert, CTLFLAG_RW, 0, "DIVERT");