in_proto.c
上传用户:nvosite88
上传日期:2007-01-17
资源大小:4983k
文件大小:5k
- /* in_proto.c - internet protocol data structures */
- /* Copyright 1984 - 2001 Wind River Systems, Inc. */
- #include "copyright_wrs.h"
- /*
- * Copyright (c) 1982, 1986, 1993, 1995
- * 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 8.2 (Berkeley) 2/9/95
- */
- /*
- modification history
- --------------------
- 01d,12oct01,rae merge from truestack (VIRTUAL_STACK)
- 01c,13feb97,rjc set starting bit for masks to 27 for tos routing
- 01b,03jan97,vin moved protoswitch initialization to netLib.c.
- 01a,03mar96,vin created from BSD4.4 stuff,integrated with 02g of in_proto.c.
- */
- #include "vxWorks.h"
- #include "netLib.h"
- #include "sys/socket.h"
- #include "net/protosw.h"
- #include "net/domain.h"
- #include "net/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"
- #ifdef VIRTUAL_STACK
- #include "netinet/vsLib.h"
- #endif /* VIRTUAL_STACK */
- /*
- * TCP/IP protocol family: IP, ICMP, UDP, TCP.
- */
- /*
- * WRS MODS, each entry is initialized in the appropriate library,
- * see usrNetProtoInit() in src/config/usrNetwork.c
- */
- #if 0
- struct protosw inetsw[] = {
- { 0, &inetdomain, 0, 0,
- 0, ip_output, 0, 0,
- 0,
- ip_init, 0, ip_slowtimo, ip_drain, 0
- },
- { SOCK_DGRAM, &inetdomain, IPPROTO_UDP, PR_ATOMIC|PR_ADDR,
- udp_input, 0, udp_ctlinput, ip_ctloutput,
- udp_usrreq,
- udp_init, 0, 0, 0, 0
- },
- { 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, 0
- },
- { SOCK_RAW, &inetdomain, IPPROTO_IGMP, PR_ATOMIC|PR_ADDR,
- igmp_input, rip_output, 0, rip_ctloutput,
- rip_usrreq,
- igmp_init, igmp_fasttimo, 0, 0,
- },
- /* raw wildcard */
- { SOCK_RAW, &inetdomain, 0, PR_ATOMIC|PR_ADDR,
- rip_input, rip_output, 0, rip_ctloutput,
- rip_usrreq,
- rip_init, 0, 0, 0,
- },
- };
- #else
- #ifndef VIRTUAL_STACK
- struct protosw inetsw [IP_PROTO_NUM_MAX];
- #endif /* VIRTUAL_STACK */
- #endif /* XXX */
- #ifndef VIRTUAL_STACK
- struct domain inetdomain =
- { AF_INET, "internet", 0, 0, 0,
- inetsw, &inetsw[sizeof(inetsw)/sizeof(inetsw[0])], 0,
- rn_inithead, 27, sizeof(struct sockaddr_in) };
- #endif /* VIRTUAL_STACK */