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 * @(#)in_proto.c 7.5 (Berkeley) 6/28/90 34 */ 35 36 #include "param.h" 37 #include "socket.h" 38 #include "protosw.h" 39 #include "domain.h" 40 #include "mbuf.h" 41 42 #include "in.h" 43 #include "in_systm.h" 44 45 /* 46 * TCP/IP protocol family: IP, ICMP, UDP, TCP. 47 */ 48 int ip_output(),ip_ctloutput(); 49 int ip_init(),ip_slowtimo(),ip_drain(); 50 int icmp_input(); 51 int udp_input(),udp_ctlinput(); 52 int udp_usrreq(); 53 int udp_init(); 54 int tcp_input(),tcp_ctlinput(); 55 int tcp_usrreq(),tcp_ctloutput(); 56 int tcp_init(),tcp_fasttimo(),tcp_slowtimo(),tcp_drain(); 57 int rip_input(),rip_output(),rip_ctloutput(), rip_usrreq(); 58 /* 59 * IMP protocol family: raw interface. 60 * Using the raw interface entry to get the timer routine 61 * in is a kludge. 62 */ 63 #ifdef IMP 64 int rimp_output(), hostslowtimo(); 65 #endif 66 67 #ifdef NSIP 68 int idpip_input(), nsip_ctlinput(); 69 #endif 70 71 #ifdef TPIP 72 int tpip_input(), tpip_ctlinput(), tp_ctloutput(), tp_usrreq(); 73 int tp_init(), tp_slowtimo(), tp_drain(); 74 #endif 75 76 #ifdef EON 77 int eoninput(), eonctlinput(), eonprotoinit(); 78 #endif EON 79 80 extern struct domain inetdomain; 81 82 struct protosw inetsw[] = { 83 { 0, &inetdomain, 0, 0, 84 0, ip_output, 0, 0, 85 0, 86 ip_init, 0, ip_slowtimo, ip_drain, 87 }, 88 { SOCK_DGRAM, &inetdomain, IPPROTO_UDP, PR_ATOMIC|PR_ADDR, 89 udp_input, 0, udp_ctlinput, ip_ctloutput, 90 udp_usrreq, 91 udp_init, 0, 0, 0, 92 }, 93 { SOCK_STREAM, &inetdomain, IPPROTO_TCP, PR_CONNREQUIRED|PR_WANTRCVD, 94 tcp_input, 0, tcp_ctlinput, tcp_ctloutput, 95 tcp_usrreq, 96 tcp_init, tcp_fasttimo, tcp_slowtimo, tcp_drain, 97 }, 98 { SOCK_RAW, &inetdomain, IPPROTO_RAW, PR_ATOMIC|PR_ADDR, 99 rip_input, rip_output, 0, rip_ctloutput, 100 rip_usrreq, 101 0, 0, 0, 0, 102 }, 103 { SOCK_RAW, &inetdomain, IPPROTO_ICMP, PR_ATOMIC|PR_ADDR, 104 icmp_input, rip_output, 0, rip_ctloutput, 105 rip_usrreq, 106 0, 0, 0, 0, 107 }, 108 #ifdef TPIP 109 { SOCK_SEQPACKET,&inetdomain, IPPROTO_TP, PR_CONNREQUIRED|PR_WANTRCVD, 110 tpip_input, 0, tpip_ctlinput, tp_ctloutput, 111 tp_usrreq, 112 tp_init, 0, tp_slowtimo, tp_drain, 113 }, 114 #endif 115 /* EON (ISO CLNL over IP) */ 116 #ifdef EON 117 { SOCK_RAW, &inetdomain, IPPROTO_EON, 0, 118 eoninput, 0, eonctlinput, 0, 119 0, 120 eonprotoinit, 0, 0, 0, 121 }, 122 #endif 123 #ifdef NSIP 124 { SOCK_RAW, &inetdomain, IPPROTO_IDP, PR_ATOMIC|PR_ADDR, 125 idpip_input, rip_output, nsip_ctlinput, 0, 126 rip_usrreq, 127 0, 0, 0, 0, 128 }, 129 #endif 130 /* raw wildcard */ 131 { SOCK_RAW, &inetdomain, 0, PR_ATOMIC|PR_ADDR, 132 rip_input, rip_output, 0, rip_ctloutput, 133 rip_usrreq, 134 0, 0, 0, 0, 135 }, 136 }; 137 138 struct domain inetdomain = 139 { AF_INET, "internet", 0, 0, 0, 140 inetsw, &inetsw[sizeof(inetsw)/sizeof(inetsw[0])] }; 141 142 #if NIMP > 0 143 extern struct domain impdomain; 144 145 struct protosw impsw[] = { 146 { SOCK_RAW, &impdomain, 0, PR_ATOMIC|PR_ADDR, 147 0, rimp_output, 0, 0, 148 rip_usrreq, 149 0, 0, hostslowtimo, 0, 150 }, 151 }; 152 153 struct domain impdomain = 154 { AF_IMPLINK, "imp", 0, 0, 0, 155 impsw, &impsw[sizeof (impsw)/sizeof(impsw[0])] }; 156 #endif 157 158