tcpdump.tproj/print-sunrpc.c

   1 /*
   2  * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * "Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
   7  * Reserved.  This file contains Original Code and/or Modifications of
   8  * Original Code as defined in and that are subject to the Apple Public
   9  * Source License Version 1.0 (the 'License').  You may not use this file
  10  * except in compliance with the License.  Please obtain a copy of the
  11  * License at http://www.apple.com/publicsource and read it before using
  12  * this file.
  13  *
  14  * The Original Code and all software distributed under the License are
  15  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  16  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  17  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
  19  * License for the specific language governing rights and limitations
  20  * under the License."
  21  *
  22  * @APPLE_LICENSE_HEADER_END@
  23  */
  24 /*
  25  * Copyright (c) 1992, 1993, 1994, 1995, 1996
  26  *      The Regents of the University of California.  All rights reserved.
  27  *
  28  * Redistribution and use in source and binary forms, with or without
  29  * modification, are permitted provided that: (1) source code distributions
  30  * retain the above copyright notice and this paragraph in its entirety, (2)
  31  * distributions including binary code include the above copyright notice and
  32  * this paragraph in its entirety in the documentation or other materials
  33  * provided with the distribution, and (3) all advertising materials mentioning
  34  * features or use of this software display the following acknowledgement:
  35  * ``This product includes software developed by the University of California,
  36  * Lawrence Berkeley Laboratory and its contributors.'' Neither the name of
  37  * the University nor the names of its contributors may be used to endorse
  38  * or promote products derived from this software without specific prior
  39  * written permission.
  40  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
  41  * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
  42  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  43  */
  44
  45 #ifndef lint
  46 static const char rcsid[] =
  47     "@(#) $Header: /cvs/Darwin/Commands/NeXT/network_cmds/tcpdump.tproj/print-sunrpc.c,v 1.1.1.1 1999/05/02 03:58:34 wsanchez Exp $ (LBL)";
  48 #endif
  49
  50 #include <sys/param.h>
  51 #include <sys/time.h>
  52 #include <sys/socket.h>
  53
  54 #if __STDC__
  55 struct mbuf;
  56 struct rtentry;
  57 #endif
  58 #include <net/if.h>
  59
  60 #include <netinet/in.h>
  61 #include <netinet/if_ether.h>
  62 #include <netinet/in_systm.h>
  63 #include <netinet/ip.h>
  64 #include <netinet/ip_var.h>
  65
  66 #include <rpc/rpc.h>
  67 #ifdef HAVE_RPC_RPCENT_H
  68 #include <rpc/rpcent.h>
  69 #endif
  70 #include <rpc/pmap_prot.h>
  71
  72 #include <ctype.h>
  73 #include <netdb.h>
  74 #include <stdio.h>
  75 #include <string.h>
  76
  77 #include "interface.h"
  78 #include "addrtoname.h"
  79
  80 static struct tok proc2str[] = {
  81         { PMAPPROC_NULL,        "null" },
  82         { PMAPPROC_SET,         "set" },
  83         { PMAPPROC_UNSET,       "unset" },
  84         { PMAPPROC_GETPORT,     "getport" },
  85         { PMAPPROC_DUMP,        "dump" },
  86         { PMAPPROC_CALLIT,      "call" },
  87         { 0,                    NULL }
  88 };
  89
  90 /* Forwards */
  91 static char *progstr(u_int32_t);
  92
  93 void
  94 sunrpcrequest_print(register const u_char *bp, register u_int length,
  95                     register const u_char *bp2)
  96 {
  97         register const struct rpc_msg *rp;
  98         register const struct ip *ip;
  99         u_int32_t x;
 100
 101         rp = (struct rpc_msg *)bp;
 102         ip = (struct ip *)bp2;
 103
 104         if (!nflag)
 105                 (void)printf("%s.%x > %s.sunrpc: %d",
 106                              ipaddr_string(&ip->ip_src),
 107                              (u_int32_t)ntohl(rp->rm_xid),
 108                              ipaddr_string(&ip->ip_dst),
 109                              length);
 110         else
 111                 (void)printf("%s.%x > %s.%x: %d",
 112                              ipaddr_string(&ip->ip_src),
 113                              (u_int32_t)ntohl(rp->rm_xid),
 114                              ipaddr_string(&ip->ip_dst),
 115                              PMAPPORT,
 116                              length);
 117         printf(" %s", tok2str(proc2str, " proc #%u",
 118             (u_int32_t)ntohl(rp->rm_call.cb_proc)));
 119         x = ntohl(rp->rm_call.cb_rpcvers);
 120         if (x != 2)
 121                 printf(" [rpcver %u]", x);
 122
 123         switch (ntohl(rp->rm_call.cb_proc)) {
 124
 125         case PMAPPROC_SET:
 126         case PMAPPROC_UNSET:
 127         case PMAPPROC_GETPORT:
 128         case PMAPPROC_CALLIT:
 129                 x = ntohl(rp->rm_call.cb_prog);
 130                 if (!nflag)
 131                         printf(" %s", progstr(x));
 132                 else
 133                         printf(" %u", x);
 134                 printf(".%u", (u_int32_t)ntohl(rp->rm_call.cb_vers));
 135                 break;
 136         }
 137 }
 138
 139 static char *
 140 progstr(prog)
 141         u_int32_t prog;
 142 {
 143         register struct rpcent *rp;
 144         static char buf[32];
 145         static lastprog = 0;
 146
 147         if (lastprog != 0 && prog == lastprog)
 148                 return (buf);
 149         rp = getrpcbynumber(prog);
 150         if (rp == NULL)
 151                 (void) sprintf(buf, "#%u", prog);
 152         else
 153                 strcpy(buf, rp->r_name);
 154         return (buf);
 155 }