IN_PROTO.C
上传用户:tjbfgc
上传日期:2013-03-31
资源大小:140k
文件大小:5k
- /*
- * Copyright (c) 1982, 1986, 1993
- * The Regents of the University of California. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * @(#)in_proto.c 8.1 (Berkeley) 6/10/93
- */
- #include <sys/param.h>
- #include <sys/socket.h>
- #include <sys/protosw.h>
- #include <sys/domain.h>
- #include <sys/mbuf.h>
- #include <net/if.h>
- #include <net/radix.h>
- #include <net/route.h>
- #include <netinet/in.h>
- #include <netinet/in_systm.h>
- #include <netinet/ip.h>
- #include <netinet/ip_var.h>
- #include <netinet/ip_icmp.h>
- #include <netinet/in_pcb.h>
- #include <netinet/igmp_var.h>
- #include <netinet/tcp.h>
- #include <netinet/tcp_fsm.h>
- #include <netinet/tcp_seq.h>
- #include <netinet/tcp_timer.h>
- #include <netinet/tcp_var.h>
- #include <netinet/tcpip.h>
- #include <netinet/tcp_debug.h>
- #include <netinet/udp.h>
- #include <netinet/udp_var.h>
- /*
- * TCP/IP protocol family: IP, ICMP, UDP, TCP.
- */
- #ifdef NSIP
- void idpip_input(), nsip_ctlinput();
- #endif
- #ifdef TPIP
- void tpip_input(), tpip_ctlinput(), tp_ctloutput();
- int tp_init(), tp_slowtimo(), tp_drain(), tp_usrreq();
- #endif
- #ifdef EON
- void eoninput(), eonctlinput(), eonprotoinit();
- #endif /* EON */
- extern struct domain inetdomain;
- struct protosw inetsw[] = {
- { 0, &inetdomain, 0, 0,
- 0, ip_output, 0, 0,
- 0,
- ip_init, 0, ip_slowtimo, ip_drain, ip_sysctl
- },
- { SOCK_DGRAM, &inetdomain, IPPROTO_UDP, PR_ATOMIC|PR_ADDR,
- udp_input, 0, udp_ctlinput, ip_ctloutput,
- udp_usrreq,
- udp_init, 0, 0, 0, udp_sysctl
- },
- { SOCK_STREAM, &inetdomain, IPPROTO_TCP, PR_CONNREQUIRED|PR_WANTRCVD,
- tcp_input, 0, tcp_ctlinput, tcp_ctloutput,
- tcp_usrreq,
- tcp_init, tcp_fasttimo, tcp_slowtimo, tcp_drain,
- },
- { SOCK_RAW, &inetdomain, IPPROTO_RAW, PR_ATOMIC|PR_ADDR,
- rip_input, rip_output, 0, rip_ctloutput,
- rip_usrreq,
- 0, 0, 0, 0,
- },
- { SOCK_RAW, &inetdomain, IPPROTO_ICMP, PR_ATOMIC|PR_ADDR,
- icmp_input, rip_output, 0, rip_ctloutput,
- rip_usrreq,
- 0, 0, 0, 0, icmp_sysctl
- },
- { SOCK_RAW, &inetdomain, IPPROTO_IGMP, PR_ATOMIC|PR_ADDR,
- igmp_input, rip_output, 0, rip_ctloutput,
- rip_usrreq,
- igmp_init, igmp_fasttimo, 0, 0,
- },
- #ifdef TPIP
- { SOCK_SEQPACKET,&inetdomain, IPPROTO_TP, PR_CONNREQUIRED|PR_WANTRCVD,
- tpip_input, 0, tpip_ctlinput, tp_ctloutput,
- tp_usrreq,
- tp_init, 0, tp_slowtimo, tp_drain,
- },
- #endif
- /* EON (ISO CLNL over IP) */
- #ifdef EON
- { SOCK_RAW, &inetdomain, IPPROTO_EON, 0,
- eoninput, 0, eonctlinput, 0,
- 0,
- eonprotoinit, 0, 0, 0,
- },
- #endif
- #ifdef NSIP
- { SOCK_RAW, &inetdomain, IPPROTO_IDP, PR_ATOMIC|PR_ADDR,
- idpip_input, rip_output, nsip_ctlinput, 0,
- rip_usrreq,
- 0, 0, 0, 0,
- },
- #endif
- /* raw wildcard */
- { SOCK_RAW, &inetdomain, 0, PR_ATOMIC|PR_ADDR,
- rip_input, rip_output, 0, rip_ctloutput,
- rip_usrreq,
- rip_init, 0, 0, 0,
- },
- };
- struct domain inetdomain =
- { AF_INET, "internet", 0, 0, 0,
- inetsw, &inetsw[sizeof(inetsw)/sizeof(inetsw[0])], 0,
- rn_inithead, 32, sizeof(struct sockaddr_in) };
- #include "imp.h"
- #if NIMP > 0
- extern struct domain impdomain;
- int rimp_output(), hostslowtimo();
- struct protosw impsw[] = {
- { SOCK_RAW, &impdomain, 0, PR_ATOMIC|PR_ADDR,
- 0, rimp_output, 0, 0,
- rip_usrreq,
- 0, 0, hostslowtimo, 0,
- },
- };
- struct domain impdomain =
- { AF_IMPLINK, "imp", 0, 0, 0,
- impsw, &impsw[sizeof (impsw)/sizeof(impsw[0])] };
- #endif
- #include "hy.h"
- #if NHY > 0
- /*
- * HYPERchannel protocol family: raw interface.
- */
- int rhy_output();
- extern struct domain hydomain;
- struct protosw hysw[] = {
- { SOCK_RAW, &hydomain, 0, PR_ATOMIC|PR_ADDR,
- 0, rhy_output, 0, 0,
- rip_usrreq,
- 0, 0, 0, 0,
- },
- };
- struct domain hydomain =
- { AF_HYLINK, "hy", 0, 0, 0, hysw, &hysw[sizeof (hysw)/sizeof(hysw[0])] };
- #endif