1 /* 2 * Copyright (c) 1982, 1986 Regents of the University of California. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 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. 20 * 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 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 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 31 * SUCH DAMAGE. 32 * 33 * from: @(#)in_proto.c 7.5 (Berkeley) 6/28/90 34 * $Id: in_proto.c,v 1.3 1993/05/20 03:50:08 cgd Exp $ 35 */ 36 37 #include "param.h" 38 #include "socket.h" 39 #include "protosw.h" 40 #include "domain.h" 41 #include "mbuf.h" 42 43 #include "in.h" 44 #include "in_systm.h" 45 46 /* 47 * TCP/IP protocol family: IP, ICMP, UDP, TCP. 48 */ 49 int ip_output(),ip_ctloutput(); 50 int ip_init(),ip_slowtimo(),ip_drain(); 51 int icmp_input(); 52 int udp_input(),udp_ctlinput(); 53 int udp_usrreq(); 54 int udp_init(); 55 int tcp_input(),tcp_ctlinput(); 56 int tcp_usrreq(),tcp_ctloutput(); 57 int tcp_init(),tcp_fasttimo(),tcp_slowtimo(),tcp_drain(); 58 int rip_input(),rip_output(),rip_ctloutput(), rip_usrreq(); 59 /* 60 * IMP protocol family: raw interface. 61 * Using the raw interface entry to get the timer routine 62 * in is a kludge. 63 */ 64 #ifdef IMP 65 int rimp_output(), hostslowtimo(); 66 #endif 67 68 #ifdef NSIP 69 int idpip_input(), nsip_ctlinput(); 70 #endif 71 72 #ifdef TPIP 73 int tpip_input(), tpip_ctlinput(), tp_ctloutput(), tp_usrreq(); 74 int tp_init(), tp_slowtimo(), tp_drain(); 75 #endif 76 77 #ifdef EON 78 int 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, 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, 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, 108 }, 109 #ifdef TPIP 110 { SOCK_SEQPACKET,&inetdomain, IPPROTO_TP, PR_CONNREQUIRED|PR_WANTRCVD, 111 tpip_input, 0, tpip_ctlinput, tp_ctloutput, 112 tp_usrreq, 113 tp_init, 0, tp_slowtimo, tp_drain, 114 }, 115 #endif 116 /* EON (ISO CLNL over IP) */ 117 #ifdef EON 118 { SOCK_RAW, &inetdomain, IPPROTO_EON, 0, 119 eoninput, 0, eonctlinput, 0, 120 0, 121 eonprotoinit, 0, 0, 0, 122 }, 123 #endif 124 #ifdef NSIP 125 { SOCK_RAW, &inetdomain, IPPROTO_IDP, PR_ATOMIC|PR_ADDR, 126 idpip_input, rip_output, nsip_ctlinput, 0, 127 rip_usrreq, 128 0, 0, 0, 0, 129 }, 130 #endif 131 /* raw wildcard */ 132 { SOCK_RAW, &inetdomain, 0, PR_ATOMIC|PR_ADDR, 133 rip_input, rip_output, 0, rip_ctloutput, 134 rip_usrreq, 135 0, 0, 0, 0, 136 }, 137 }; 138 139 struct domain inetdomain = 140 { AF_INET, "internet", 0, 0, 0, 141 inetsw, &inetsw[sizeof(inetsw)/sizeof(inetsw[0])] }; 142 143 #if NIMP > 0 144 extern struct domain impdomain; 145 146 struct protosw impsw[] = { 147 { SOCK_RAW, &impdomain, 0, PR_ATOMIC|PR_ADDR, 148 0, rimp_output, 0, 0, 149 rip_usrreq, 150 0, 0, hostslowtimo, 0, 151 }, 152 }; 153 154 struct domain impdomain = 155 { AF_IMPLINK, "imp", 0, 0, 0, 156 impsw, &impsw[sizeof (impsw)/sizeof(impsw[0])] }; 157 #endif 158 159