Annotation of sys/netinet/in_proto.c, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: in_proto.c,v 1.46 2007/06/06 09:58:12 henning Exp $ */
! 2: /* $NetBSD: in_proto.c,v 1.14 1996/02/18 18:58:32 christos Exp $ */
! 3:
! 4: /*
! 5: * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
! 6: * All rights reserved.
! 7: *
! 8: * Redistribution and use in source and binary forms, with or without
! 9: * modification, are permitted provided that the following conditions
! 10: * are met:
! 11: * 1. Redistributions of source code must retain the above copyright
! 12: * notice, this list of conditions and the following disclaimer.
! 13: * 2. Redistributions in binary form must reproduce the above copyright
! 14: * notice, this list of conditions and the following disclaimer in the
! 15: * documentation and/or other materials provided with the distribution.
! 16: * 3. Neither the name of the project nor the names of its contributors
! 17: * may be used to endorse or promote products derived from this software
! 18: * without specific prior written permission.
! 19: *
! 20: * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
! 21: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
! 22: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
! 23: * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
! 24: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
! 25: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
! 26: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
! 27: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
! 28: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
! 29: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
! 30: * SUCH DAMAGE.
! 31: */
! 32:
! 33: /*
! 34: * Copyright (c) 1982, 1986, 1993
! 35: * The Regents of the University of California. All rights reserved.
! 36: *
! 37: * Redistribution and use in source and binary forms, with or without
! 38: * modification, are permitted provided that the following conditions
! 39: * are met:
! 40: * 1. Redistributions of source code must retain the above copyright
! 41: * notice, this list of conditions and the following disclaimer.
! 42: * 2. Redistributions in binary form must reproduce the above copyright
! 43: * notice, this list of conditions and the following disclaimer in the
! 44: * documentation and/or other materials provided with the distribution.
! 45: * 3. Neither the name of the University nor the names of its contributors
! 46: * may be used to endorse or promote products derived from this software
! 47: * without specific prior written permission.
! 48: *
! 49: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
! 50: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
! 51: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
! 52: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
! 53: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
! 54: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
! 55: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
! 56: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
! 57: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
! 58: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
! 59: * SUCH DAMAGE.
! 60: *
! 61: * @(#)COPYRIGHT 1.1 (NRL) 17 January 1995
! 62: *
! 63: * NRL grants permission for redistribution and use in source and binary
! 64: * forms, with or without modification, of the software and documentation
! 65: * created at NRL provided that the following conditions are met:
! 66: *
! 67: * 1. Redistributions of source code must retain the above copyright
! 68: * notice, this list of conditions and the following disclaimer.
! 69: * 2. Redistributions in binary form must reproduce the above copyright
! 70: * notice, this list of conditions and the following disclaimer in the
! 71: * documentation and/or other materials provided with the distribution.
! 72: * 3. All advertising materials mentioning features or use of this software
! 73: * must display the following acknowledgements:
! 74: * This product includes software developed by the University of
! 75: * California, Berkeley and its contributors.
! 76: * This product includes software developed at the Information
! 77: * Technology Division, US Naval Research Laboratory.
! 78: * 4. Neither the name of the NRL nor the names of its contributors
! 79: * may be used to endorse or promote products derived from this software
! 80: * without specific prior written permission.
! 81: *
! 82: * THE SOFTWARE PROVIDED BY NRL IS PROVIDED BY NRL AND CONTRIBUTORS ``AS
! 83: * IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
! 84: * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
! 85: * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL NRL OR
! 86: * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
! 87: * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
! 88: * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
! 89: * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
! 90: * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
! 91: * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
! 92: * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
! 93: *
! 94: * The views and conclusions contained in the software and documentation
! 95: * are those of the authors and should not be interpreted as representing
! 96: * official policies, either expressed or implied, of the US Naval
! 97: * Research Laboratory (NRL).
! 98: */
! 99:
! 100: #include <sys/param.h>
! 101: #include <sys/socket.h>
! 102: #include <sys/protosw.h>
! 103: #include <sys/domain.h>
! 104: #include <sys/mbuf.h>
! 105:
! 106: #include <net/if.h>
! 107: #include <net/route.h>
! 108: #include <net/radix.h>
! 109: #ifndef SMALL_KERNEL
! 110: #include <net/radix_mpath.h>
! 111: #endif
! 112:
! 113: #include <netinet/in.h>
! 114: #include <netinet/in_systm.h>
! 115: #include <netinet/ip.h>
! 116: #include <netinet/ip_var.h>
! 117: #include <netinet/ip_icmp.h>
! 118: #include <netinet/in_pcb.h>
! 119:
! 120: #ifdef INET6
! 121: #ifndef INET
! 122: #include <netinet/in.h>
! 123: #endif
! 124: #include <netinet/ip6.h>
! 125: #endif
! 126:
! 127: #include <netinet/igmp_var.h>
! 128: #ifdef PIM
! 129: #include <netinet/pim_var.h>
! 130: #endif
! 131: #include <netinet/tcp.h>
! 132: #include <netinet/tcp_timer.h>
! 133: #include <netinet/tcp_var.h>
! 134: #include <netinet/udp.h>
! 135: #include <netinet/udp_var.h>
! 136:
! 137: /*
! 138: * TCP/IP protocol family: IP, ICMP, UDP, TCP.
! 139: */
! 140:
! 141: #include "gif.h"
! 142: #if NGIF > 0
! 143: #include <netinet/in_gif.h>
! 144: #endif
! 145:
! 146: #ifdef INET6
! 147: #include <netinet6/ip6_var.h>
! 148: #endif /* INET6 */
! 149:
! 150: #ifdef IPSEC
! 151: #include <netinet/ip_ipsp.h>
! 152: #include <netinet/ip_ether.h>
! 153: #endif
! 154:
! 155: #include <netinet/ip_ipip.h>
! 156:
! 157: #include "gre.h"
! 158: #if NGRE > 0
! 159: #include <netinet/ip_gre.h>
! 160: #include <net/if_gre.h>
! 161: #endif
! 162:
! 163: #include "carp.h"
! 164: #if NCARP > 0
! 165: #include <netinet/ip_carp.h>
! 166: #endif
! 167:
! 168: #include "pfsync.h"
! 169: #if NPFSYNC > 0
! 170: #include <net/pfvar.h>
! 171: #include <net/if_pfsync.h>
! 172: #endif
! 173:
! 174: extern struct domain inetdomain;
! 175:
! 176: struct protosw inetsw[] = {
! 177: { 0, &inetdomain, 0, 0,
! 178: 0, ip_output, 0, 0,
! 179: 0,
! 180: ip_init, 0, ip_slowtimo, ip_drain, ip_sysctl
! 181: },
! 182: { SOCK_DGRAM, &inetdomain, IPPROTO_UDP, PR_ATOMIC|PR_ADDR,
! 183: udp_input, 0, udp_ctlinput, ip_ctloutput,
! 184: udp_usrreq,
! 185: udp_init, 0, 0, 0, udp_sysctl
! 186: },
! 187: { SOCK_STREAM, &inetdomain, IPPROTO_TCP, PR_CONNREQUIRED|PR_WANTRCVD|PR_ABRTACPTDIS,
! 188: tcp_input, 0, tcp_ctlinput, tcp_ctloutput,
! 189: tcp_usrreq,
! 190: tcp_init, 0, tcp_slowtimo, tcp_drain, tcp_sysctl
! 191: },
! 192: { SOCK_RAW, &inetdomain, IPPROTO_RAW, PR_ATOMIC|PR_ADDR,
! 193: rip_input, rip_output, 0, rip_ctloutput,
! 194: rip_usrreq,
! 195: 0, 0, 0, 0,
! 196: },
! 197: { SOCK_RAW, &inetdomain, IPPROTO_ICMP, PR_ATOMIC|PR_ADDR,
! 198: icmp_input, rip_output, 0, rip_ctloutput,
! 199: rip_usrreq,
! 200: icmp_init, 0, 0, 0, icmp_sysctl
! 201: },
! 202: #if NGIF > 0
! 203: { SOCK_RAW, &inetdomain, IPPROTO_IPV4, PR_ATOMIC|PR_ADDR,
! 204: in_gif_input, rip_output, 0, rip_ctloutput,
! 205: rip_usrreq,
! 206: 0, 0, 0, 0, ipip_sysctl
! 207: },
! 208: #ifdef INET6
! 209: { SOCK_RAW, &inetdomain, IPPROTO_IPV6, PR_ATOMIC|PR_ADDR,
! 210: in_gif_input, rip_output, 0, 0,
! 211: rip_usrreq, /*XXX*/
! 212: 0, 0, 0, 0,
! 213: },
! 214: #endif /* INET6 */
! 215: #else /* NGIF */
! 216: { SOCK_RAW, &inetdomain, IPPROTO_IPIP, PR_ATOMIC|PR_ADDR,
! 217: ip4_input, rip_output, 0, rip_ctloutput,
! 218: rip_usrreq,
! 219: 0, 0, 0, 0, ipip_sysctl
! 220: },
! 221: #ifdef INET6
! 222: { SOCK_RAW, &inetdomain, IPPROTO_IPV6, PR_ATOMIC|PR_ADDR,
! 223: ip4_input, rip_output, 0, rip_ctloutput,
! 224: rip_usrreq, /*XXX*/
! 225: 0, 0, 0, 0,
! 226: },
! 227: #endif /* INET6 */
! 228: #endif /*NGIF*/
! 229: { SOCK_RAW, &inetdomain, IPPROTO_IGMP, PR_ATOMIC|PR_ADDR,
! 230: igmp_input, rip_output, 0, rip_ctloutput,
! 231: rip_usrreq,
! 232: igmp_init, igmp_fasttimo, igmp_slowtimo, 0,
! 233: },
! 234: #ifdef PIM
! 235: { SOCK_RAW, &inetdomain, IPPROTO_PIM, PR_ATOMIC|PR_ADDR,
! 236: pim_input, rip_output, 0, rip_ctloutput,
! 237: rip_usrreq,
! 238: 0, 0, 0, 0,
! 239: },
! 240: #endif /* PIM */
! 241: #ifdef IPSEC
! 242: { SOCK_RAW, &inetdomain, IPPROTO_AH, PR_ATOMIC|PR_ADDR,
! 243: ah4_input, rip_output, ah4_ctlinput, rip_ctloutput,
! 244: rip_usrreq,
! 245: 0, 0, 0, 0, ah_sysctl
! 246: },
! 247: { SOCK_RAW, &inetdomain, IPPROTO_ESP, PR_ATOMIC|PR_ADDR,
! 248: esp4_input, rip_output, esp4_ctlinput, rip_ctloutput,
! 249: rip_usrreq,
! 250: 0, 0, 0, 0, esp_sysctl
! 251: },
! 252: { SOCK_RAW, &inetdomain, IPPROTO_ETHERIP, PR_ATOMIC|PR_ADDR,
! 253: etherip_input, rip_output, 0, rip_ctloutput,
! 254: rip_usrreq,
! 255: 0, 0, 0, 0, etherip_sysctl
! 256: },
! 257: { SOCK_RAW, &inetdomain, IPPROTO_IPCOMP, PR_ATOMIC|PR_ADDR,
! 258: ipcomp4_input, rip_output, 0, rip_ctloutput,
! 259: rip_usrreq,
! 260: 0, 0, 0, 0, ipcomp_sysctl
! 261: },
! 262: #endif /* IPSEC */
! 263: #if NGRE > 0
! 264: { SOCK_RAW, &inetdomain, IPPROTO_GRE, PR_ATOMIC|PR_ADDR,
! 265: gre_input, rip_output, 0, rip_ctloutput,
! 266: rip_usrreq,
! 267: 0, 0, 0, 0, gre_sysctl
! 268: },
! 269: { SOCK_RAW, &inetdomain, IPPROTO_MOBILE, PR_ATOMIC|PR_ADDR,
! 270: gre_mobile_input, rip_output, 0, rip_ctloutput,
! 271: rip_usrreq,
! 272: 0, 0, 0, 0, ipmobile_sysctl
! 273: },
! 274: #endif /* NGRE > 0 */
! 275: #if NCARP > 0
! 276: { SOCK_RAW, &inetdomain, IPPROTO_CARP, PR_ATOMIC|PR_ADDR,
! 277: carp_proto_input, rip_output, 0, rip_ctloutput,
! 278: rip_usrreq,
! 279: 0, 0, 0, 0, carp_sysctl
! 280: },
! 281: #endif /* NCARP > 0 */
! 282: #if NPFSYNC > 0
! 283: { SOCK_RAW, &inetdomain, IPPROTO_PFSYNC, PR_ATOMIC|PR_ADDR,
! 284: pfsync_input, rip_output, 0, rip_ctloutput,
! 285: rip_usrreq,
! 286: 0, 0, 0, 0,
! 287: },
! 288: #endif /* NPFSYNC > 0 */
! 289: /* raw wildcard */
! 290: { SOCK_RAW, &inetdomain, 0, PR_ATOMIC|PR_ADDR,
! 291: rip_input, rip_output, 0, rip_ctloutput,
! 292: rip_usrreq,
! 293: rip_init, 0, 0, 0,
! 294: },
! 295: };
! 296:
! 297: struct domain inetdomain =
! 298: { AF_INET, "internet", 0, 0, 0,
! 299: inetsw, &inetsw[sizeof(inetsw)/sizeof(inetsw[0])], 0,
! 300: #ifndef SMALL_KERNEL
! 301: rn_mpath_inithead,
! 302: #else
! 303: rn_inithead,
! 304: #endif
! 305: 32, sizeof(struct sockaddr_in) };
! 306:
! 307: #ifdef notyet /* XXXX */
! 308: #include "hy.h"
! 309: #if NHY > 0
! 310: /*
! 311: * HYPERchannel protocol family: raw interface.
! 312: */
! 313: int rhy_output();
! 314: extern struct domain hydomain;
! 315:
! 316: struct protosw hysw[] = {
! 317: { SOCK_RAW, &hydomain, 0, PR_ATOMIC|PR_ADDR,
! 318: 0, rhy_output, 0, 0,
! 319: rip_usrreq,
! 320: 0, 0, 0, 0,
! 321: },
! 322: };
! 323:
! 324: struct domain hydomain =
! 325: { AF_HYLINK, "hy", 0, 0, 0, hysw, &hysw[sizeof (hysw)/sizeof(hysw[0])] };
! 326: #endif
! 327: #endif
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