1 /* $NetBSD: in_proto.c,v 1.9 1994/06/29 06:38:09 cgd Exp $ */ 2 3 /* 4 * Copyright (c) 1982, 1986, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by the University of 18 * California, Berkeley and its contributors. 19 * 4. Neither the name of the University nor the names of its contributors 20 * may be used to endorse or promote products derived from this software 21 * without specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 * 35 * @(#)in_proto.c 8.1 (Berkeley) 6/10/93 36 */ 37 38 #include <sys/param.h> 39 #include <sys/socket.h> 40 #include <sys/protosw.h> 41 #include <sys/domain.h> 42 #include <sys/mbuf.h> 43 44 #include <net/if.h> 45 #include <net/radix.h> 46 #include <net/route.h> 47 48 #include <netinet/in.h> 49 #include <netinet/in_systm.h> 50 #include <netinet/ip.h> 51 #include <netinet/ip_var.h> 52 #include <netinet/ip_icmp.h> 53 #include <netinet/in_pcb.h> 54 #include <netinet/igmp_var.h> 55 #include <netinet/tcp.h> 56 #include <netinet/tcp_fsm.h> 57 #include <netinet/tcp_seq.h> 58 #include <netinet/tcp_timer.h> 59 #include <netinet/tcp_var.h> 60 #include <netinet/tcpip.h> 61 #include <netinet/tcp_debug.h> 62 #include <netinet/udp.h> 63 #include <netinet/udp_var.h> 64 /* 65 * TCP/IP protocol family: IP, ICMP, UDP, TCP. 66 */ 67 68 #ifdef NSIP 69 void idpip_input(), nsip_ctlinput(); 70 #endif 71 72 #ifdef TPIP 73 void tpip_input(), tpip_ctlinput(), tp_init(), tp_slowtimo(), tp_drain(); 74 int tp_ctloutput(), tp_usrreq(); 75 #endif 76 77 #ifdef EON 78 void eoninput(), eonctlinput(), eonprotoinit(); 79 #endif /* EON */ 80 81 extern struct domain inetdomain; 82 83 struct protosw inetsw[] = { 84 { 0, &inetdomain, 0, 0, 85 0, ip_output, 0, 0, 86 0, 87 ip_init, 0, ip_slowtimo, ip_drain, ip_sysctl 88 }, 89 { SOCK_DGRAM, &inetdomain, IPPROTO_UDP, PR_ATOMIC|PR_ADDR, 90 udp_input, 0, udp_ctlinput, ip_ctloutput, 91 udp_usrreq, 92 udp_init, 0, 0, 0, udp_sysctl 93 }, 94 { SOCK_STREAM, &inetdomain, IPPROTO_TCP, PR_CONNREQUIRED|PR_WANTRCVD, 95 tcp_input, 0, tcp_ctlinput, tcp_ctloutput, 96 tcp_usrreq, 97 tcp_init, tcp_fasttimo, tcp_slowtimo, tcp_drain, 98 }, 99 { SOCK_RAW, &inetdomain, IPPROTO_RAW, PR_ATOMIC|PR_ADDR, 100 rip_input, rip_output, 0, rip_ctloutput, 101 rip_usrreq, 102 0, 0, 0, 0, 103 }, 104 { SOCK_RAW, &inetdomain, IPPROTO_ICMP, PR_ATOMIC|PR_ADDR, 105 icmp_input, rip_output, 0, rip_ctloutput, 106 rip_usrreq, 107 0, 0, 0, 0, icmp_sysctl 108 }, 109 { SOCK_RAW, &inetdomain, IPPROTO_IGMP, PR_ATOMIC|PR_ADDR, 110 igmp_input, rip_output, 0, rip_ctloutput, 111 rip_usrreq, 112 igmp_init, igmp_fasttimo, 0, 0, 113 }, 114 #ifdef TPIP 115 { SOCK_SEQPACKET,&inetdomain, IPPROTO_TP, PR_CONNREQUIRED|PR_WANTRCVD, 116 tpip_input, 0, tpip_ctlinput, tp_ctloutput, 117 tp_usrreq, 118 tp_init, 0, tp_slowtimo, tp_drain, 119 }, 120 #endif 121 /* EON (ISO CLNL over IP) */ 122 #ifdef EON 123 { SOCK_RAW, &inetdomain, IPPROTO_EON, 0, 124 eoninput, 0, eonctlinput, 0, 125 0, 126 eonprotoinit, 0, 0, 0, 127 }, 128 #endif 129 #ifdef NSIP 130 { SOCK_RAW, &inetdomain, IPPROTO_IDP, PR_ATOMIC|PR_ADDR, 131 idpip_input, rip_output, nsip_ctlinput, 0, 132 rip_usrreq, 133 0, 0, 0, 0, 134 }, 135 #endif 136 /* raw wildcard */ 137 { SOCK_RAW, &inetdomain, 0, PR_ATOMIC|PR_ADDR, 138 rip_input, rip_output, 0, rip_ctloutput, 139 rip_usrreq, 140 rip_init, 0, 0, 0, 141 }, 142 }; 143 144 struct domain inetdomain = 145 { AF_INET, "internet", 0, 0, 0, 146 inetsw, &inetsw[sizeof(inetsw)/sizeof(inetsw[0])], 0, 147 rn_inithead, 32, sizeof(struct sockaddr_in) }; 148 149 #ifdef notyet /* XXXX */ 150 #include "imp.h" 151 #if NIMP > 0 152 extern struct domain impdomain; 153 int rimp_output(), hostslowtimo(); 154 155 struct protosw impsw[] = { 156 { SOCK_RAW, &impdomain, 0, PR_ATOMIC|PR_ADDR, 157 0, rimp_output, 0, 0, 158 rip_usrreq, 159 0, 0, hostslowtimo, 0, 160 }, 161 }; 162 163 struct domain impdomain = 164 { AF_IMPLINK, "imp", 0, 0, 0, 165 impsw, &impsw[sizeof (impsw)/sizeof(impsw[0])] }; 166 #endif 167 168 #include "hy.h" 169 #if NHY > 0 170 /* 171 * HYPERchannel protocol family: raw interface. 172 */ 173 int rhy_output(); 174 extern struct domain hydomain; 175 176 struct protosw hysw[] = { 177 { SOCK_RAW, &hydomain, 0, PR_ATOMIC|PR_ADDR, 178 0, rhy_output, 0, 0, 179 rip_usrreq, 180 0, 0, 0, 0, 181 }, 182 }; 183 184 struct domain hydomain = 185 { AF_HYLINK, "hy", 0, 0, 0, hysw, &hysw[sizeof (hysw)/sizeof(hysw[0])] }; 186 #endif 187 #endif 188