1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License, Version 1.0 only
   6  * (the "License").  You may not use this file except in compliance
   7  * with the License.
   8  *
   9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  10  * or http://www.opensolaris.org/os/licensing.
  11  * See the License for the specific language governing permissions
  12  * and limitations under the License.
  13  *
  14  * When distributing Covered Code, include this CDDL HEADER in each
  15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  16  * If applicable, add the following below this CDDL HEADER, with the
  17  * fields enclosed by brackets "[]" replaced with your own identifying
  18  * information: Portions Copyright [yyyy] [name of copyright owner]
  19  *
  20  * CDDL HEADER END
  21  */
  22 /*
  23  * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26 
  27 #include <stdio.h>
  28 #include <ctype.h>
  29 #include <string.h>
  30 #include <fcntl.h>
  31 #include <string.h>
  32 #include <sys/types.h>
  33 #include <sys/time.h>
  34 
  35 #include <sys/socket.h>
  36 #include <sys/sockio.h>
  37 #include <net/if.h>
  38 #include <netinet/in_systm.h>
  39 #include <netinet/in.h>
  40 #include <netinet/ip.h>
  41 #include <netinet/if_ether.h>
  42 #include <netinet/dccp.h>
  43 #include "snoop.h"
  44 
  45 extern char *dlc_header;
  46 
  47 int
  48 interpret_dccp(int flags, struct dccphdr *dccp, int iplen, int fraglen)
  49 {
  50         char *data;
  51         char *line;
  52         char *endline;
  53 
  54         if (flags & F_SUM) {
  55                 line = get_sum_line();
  56                 endline = line + MAXLINE;
  57                 (void) snprintf(line, endline - line, "DCCP D=%d S=%d",
  58                     ntohs(dccp->dh_dport), ntohs(dccp->dh_sport));
  59         }
  60 
  61         return (fraglen);
  62 }