bsd/netns/ns_proto.c

   1 /*
   2  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * The contents of this file constitute Original Code as defined in and
   7  * are subject to the Apple Public Source License Version 1.1 (the
   8  * "License").  You may not use this file except in compliance with the
   9  * License.  Please obtain a copy of the License at
  10  * http://www.apple.com/publicsource and read it before using this file.
  11  *
  12  * This Original Code and all software distributed under the License are
  13  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  14  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  15  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
  17  * License for the specific language governing rights and limitations
  18  * under the License.
  19  *
  20  * @APPLE_LICENSE_HEADER_END@
  21  */
  22 /*
  23  * Copyright (c) 1984, 1985, 1986, 1987, 1993
  24  *      The Regents of the University of California.  All rights reserved.
  25  *
  26  * Redistribution and use in source and binary forms, with or without
  27  * modification, are permitted provided that the following conditions
  28  * are met:
  29  * 1. Redistributions of source code must retain the above copyright
  30  *    notice, this list of conditions and the following disclaimer.
  31  * 2. Redistributions in binary form must reproduce the above copyright
  32  *    notice, this list of conditions and the following disclaimer in the
  33  *    documentation and/or other materials provided with the distribution.
  34  * 3. All advertising materials mentioning features or use of this software
  35  *    must display the following acknowledgement:
  36  *      This product includes software developed by the University of
  37  *      California, Berkeley and its contributors.
  38  * 4. Neither the name of the University nor the names of its contributors
  39  *    may be used to endorse or promote products derived from this software
  40  *    without specific prior written permission.
  41  *
  42  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  43  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  44  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  45  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  46  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  47  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  48  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  49  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  50  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  51  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  52  * SUCH DAMAGE.
  53  *
  54  *      @(#)ns_proto.c  8.1 (Berkeley) 6/10/93
  55  */
  56
  57 #include <sys/param.h>
  58 #include <sys/socket.h>
  59 #include <sys/protosw.h>
  60 #include <sys/domain.h>
  61 #include <sys/mbuf.h>
  62
  63 #include <net/radix.h>
  64
  65 #include <netns/ns.h>
  66
  67 /*
  68  * NS protocol family: IDP, ERR, PE, SPP, ROUTE.
  69  */
  70 int     ns_init();
  71 int     idp_input(), idp_output(), idp_ctlinput(), idp_usrreq();
  72 int     idp_raw_usrreq(), idp_ctloutput();
  73 int     spp_input(), spp_ctlinput();
  74 int     spp_usrreq(), spp_usrreq_sp(), spp_ctloutput();
  75 int     spp_init(), spp_fasttimo(), spp_slowtimo();
  76 extern  int raw_usrreq();
  77
  78 extern  struct domain nsdomain;
  79
  80 struct protosw nssw[] = {
  81 { 0,            &nsdomain,      0,              0,
  82   0,            idp_output,     0,              0,
  83   0,
  84   ns_init,      0,              0,              0,
  85 },
  86 { SOCK_DGRAM,   &nsdomain,      0,              PR_ATOMIC|PR_ADDR,
  87   0,            0,              idp_ctlinput,   idp_ctloutput,
  88   idp_usrreq,
  89   0,            0,              0,              0,
  90 },
  91 { SOCK_STREAM,  &nsdomain,      NSPROTO_SPP,    PR_CONNREQUIRED|PR_WANTRCVD,
  92   spp_input,    0,              spp_ctlinput,   spp_ctloutput,
  93   spp_usrreq,
  94   spp_init,     spp_fasttimo,   spp_slowtimo,   0,
  95 },
  96 { SOCK_SEQPACKET,&nsdomain,     NSPROTO_SPP,    PR_CONNREQUIRED|PR_WANTRCVD|PR_ATOMIC,
  97   spp_input,    0,              spp_ctlinput,   spp_ctloutput,
  98   spp_usrreq_sp,
  99   0,            0,              0,              0,
 100 },
 101 { SOCK_RAW,     &nsdomain,      NSPROTO_RAW,    PR_ATOMIC|PR_ADDR,
 102   idp_input,    idp_output,     0,              idp_ctloutput,
 103   idp_raw_usrreq,
 104   0,            0,              0,              0,
 105 },
 106 { SOCK_RAW,     &nsdomain,      NSPROTO_ERROR,  PR_ATOMIC|PR_ADDR,
 107   idp_ctlinput, idp_output,     0,              idp_ctloutput,
 108   idp_raw_usrreq,
 109   0,            0,              0,              0,
 110 },
 111 };
 112
 113 #if 0
 114 /*need to look at other init functions, use net_add_proto() to assure
 115   things are init'd properly*/
 116 LINK_PROTOS(nssw);
 117 #endif
 118
 119 struct domain nsdomain =
 120     { AF_NS, "network systems", link_nssw_protos, 0, 0,
 121       nssw, 0,
 122       rn_inithead, 16, sizeof(struct sockaddr_ns)};
 123