1 /*- 2 * Copyright (c) 1991 The Regents of the University of California. 3 * All rights reserved. 4 * 5 * %sccs.include.redist.c% 6 * 7 * @(#)iso_proto.c 7.13 (Berkeley) 06/04/93 8 */ 9 10 /*********************************************************** 11 Copyright IBM Corporation 1987 12 13 All Rights Reserved 14 15 Permission to use, copy, modify, and distribute this software and its 16 documentation for any purpose and without fee is hereby granted, 17 provided that the above copyright notice appear in all copies and that 18 both that copyright notice and this permission notice appear in 19 supporting documentation, and that the name of IBM not be 20 used in advertising or publicity pertaining to distribution of the 21 software without specific, written prior permission. 22 23 IBM DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING 24 ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL 25 IBM BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR 26 ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, 27 WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, 28 ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS 29 SOFTWARE. 30 31 ******************************************************************/ 32 33 /* 34 * ARGO Project, Computer Sciences Dept., University of Wisconsin - Madison 35 */ 36 /* $Header: iso_proto.c,v 4.4 88/09/08 08:38:42 hagens Exp $ 37 * $Source: /usr/argo/sys/netiso/RCS/iso_proto.c,v $ 38 * 39 * iso_proto.c : protocol switch tables in the ISO domain 40 * 41 * ISO protocol family includes TP, CLTP, CLNP, 8208 42 * TP and CLNP are implemented here. 43 */ 44 45 #ifdef ISO 46 #include <sys/param.h> 47 #include <sys/socket.h> 48 #include <sys/protosw.h> 49 #include <sys/domain.h> 50 #include <sys/mbuf.h> 51 52 #include <net/radix.h> 53 54 #include <netiso/iso.h> 55 56 int clnp_output(), clnp_init(),clnp_slowtimo(),clnp_drain(); 57 int rclnp_input(), rclnp_output(), rclnp_ctloutput(), raw_usrreq(); 58 int clnp_usrreq(); 59 60 int tp_ctloutput(), tpclnp_ctlinput(), tpclnp_input(), tp_usrreq(); 61 int tp_init(), tp_fasttimo(), tp_slowtimo(), tp_drain(); 62 int cons_init(), tpcons_input(); 63 64 int isis_input(); 65 int esis_input(), esis_ctlinput(), esis_init(), esis_usrreq(); 66 int idrp_input(), idrp_init(), idrp_usrreq(); 67 int cltp_input(), cltp_ctlinput(), cltp_init(), cltp_usrreq(), cltp_output(); 68 69 #ifdef TUBA 70 int tuba_usrreq(), tuba_ctloutput(), tuba_init(), tuba_tcpinput(); 71 int tuba_slowtimo(), tuba_fasttimo(); 72 #endif 73 74 struct protosw isosw[] = { 75 /* 76 * We need a datagram entry through which net mgmt programs can get 77 * to the iso_control procedure (iso ioctls). Thus, a minimal 78 * SOCK_DGRAM interface is provided here. 79 * THIS ONE MUST BE FIRST: Kludge city : socket() says if(!proto) call 80 * pffindtype, which gets the first entry that matches the type. 81 * sigh. 82 */ 83 { SOCK_DGRAM, &isodomain, ISOPROTO_CLTP, PR_ATOMIC|PR_ADDR, 84 0, cltp_output, 0, 0, 85 cltp_usrreq, 86 cltp_init, 0, 0, 0 87 }, 88 89 /* 90 * A datagram interface for clnp cannot co-exist with TP/CLNP 91 * because CLNP has no way to discriminate incoming TP packets from 92 * packets coming in for any other higher layer protocol. 93 * Old way: set it up so that pffindproto(... dgm, clnp) fails. 94 * New way: let pffindproto work (for x.25, thank you) but create 95 * a clnp_usrreq() that returns error on PRU_ATTACH. 96 */ 97 {SOCK_DGRAM, &isodomain, ISOPROTO_CLNP, 0, 98 0, clnp_output, 0, 0, 99 clnp_usrreq, 100 clnp_init, 0, clnp_slowtimo, clnp_drain, 101 }, 102 103 /* raw clnp */ 104 { SOCK_RAW, &isodomain, ISOPROTO_RAW, PR_ATOMIC|PR_ADDR, 105 rclnp_input, rclnp_output, 0, rclnp_ctloutput, 106 clnp_usrreq, 107 0, 0, 0, 0 108 }, 109 110 /* ES-IS protocol */ 111 { SOCK_DGRAM, &isodomain, ISOPROTO_ESIS, PR_ATOMIC|PR_ADDR, 112 esis_input, 0, esis_ctlinput, 0, 113 esis_usrreq, 114 esis_init, 0, 0, 0 115 }, 116 117 /* ISOPROTO_INTRAISIS */ 118 { SOCK_DGRAM, &isodomain, ISOPROTO_INTRAISIS, PR_ATOMIC|PR_ADDR, 119 isis_input, 0, 0, 0, 120 esis_usrreq, 121 0, 0, 0, 0 122 }, 123 124 /* ISOPROTO_IDRP */ 125 { SOCK_DGRAM, &isodomain, ISOPROTO_IDRP, PR_ATOMIC|PR_ADDR, 126 idrp_input, 0, 0, 0, 127 idrp_usrreq, 128 idrp_init, 0, 0, 0 129 }, 130 131 /* ISOPROTO_TP */ 132 { SOCK_SEQPACKET, &isodomain, ISOPROTO_TP, PR_CONNREQUIRED|PR_WANTRCVD, 133 tpclnp_input, 0, tpclnp_ctlinput, tp_ctloutput, 134 tp_usrreq, 135 tp_init, tp_fasttimo, tp_slowtimo, tp_drain, 136 }, 137 138 #ifdef TUBA 139 { SOCK_STREAM, &isodomain, ISOPROTO_TCP, PR_CONNREQUIRED|PR_WANTRCVD, 140 tuba_tcpinput, 0, 0, tuba_ctloutput, 141 tuba_usrreq, 142 tuba_init, tuba_fasttimo, tuba_fasttimo, 0 143 }, 144 #endif 145 146 #ifdef TPCONS 147 /* ISOPROTO_TP */ 148 { SOCK_SEQPACKET, &isodomain, ISOPROTO_TP0, PR_CONNREQUIRED|PR_WANTRCVD, 149 tpcons_input, 0, 0, tp_ctloutput, 150 tp_usrreq, 151 cons_init, 0, 0, 0, 152 }, 153 #endif 154 155 }; 156 157 158 struct domain isodomain = { 159 AF_ISO, /* family */ 160 "iso-domain", /* name */ 161 0, /* initialize routine */ 162 0, /* externalize access rights */ 163 0, /* dispose of internalized rights */ 164 isosw, /* protosw */ 165 &isosw[sizeof(isosw)/sizeof(isosw[0])], /* NPROTOSW */ 166 0, /* next */ 167 rn_inithead, /* rtattach */ 168 48, /* rtoffset */ 169 sizeof(struct sockaddr_iso) /* maxkeylen */ 170 }; 171 #endif /* ISO */ 172