packet-mapi.c

   1 /* packet-mapi.c
   2  * Routines for MSX mapi packet dissection
   3  *
   4  * $Id: packet-mapi.c,v 1.5 2000/04/08 07:07:29 guy Exp $
   5  *
   6  * Ethereal - Network traffic analyzer
   7  * By Gerald Combs <gerald@zing.org>
   8  * Copyright 1998 Gerald Combs
   9  *
  10  * Copied from packet-tftp.c
  11  *
  12  * This program is free software; you can redistribute it and/or
  13  * modify it under the terms of the GNU General Public License
  14  * as published by the Free Software Foundation; either version 2
  15  * of the License, or (at your option) any later version.
  16  *
  17  * This program is distributed in the hope that it will be useful,
  18  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  19  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20  * GNU General Public License for more details.
  21  *
  22  * You should have received a copy of the GNU General Public License
  23  * along with this program; if not, write to the Free Software
  24  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  25  */
  26
  27 #ifdef HAVE_CONFIG_H
  28 # include "config.h"
  29 #endif
  30
  31 #include <stdio.h>
  32
  33 #ifdef HAVE_SYS_TYPES_H
  34 # include <sys/types.h>
  35 #endif
  36
  37 #ifdef HAVE_NETINET_IN_H
  38 # include <netinet/in.h>
  39 #endif
  40
  41 #include <string.h>
  42 #include <glib.h>
  43 #include "packet.h"
  44
  45 static int proto_mapi = -1;
  46 static int hf_mapi_request = -1;
  47 static int hf_mapi_response = -1;
  48
  49 static gint ett_mapi = -1;
  50
  51 #define TCP_PORT_MAPI                   1065
  52
  53 static void
  54 dissect_mapi(const u_char *pd, int offset, frame_data *fd, proto_tree *tree)
  55 {
  56         proto_tree      *mapi_tree, *ti;
  57
  58         if (check_col(fd, COL_PROTOCOL))
  59                 col_add_str(fd, COL_PROTOCOL, "MAPI");
  60
  61         if (check_col(fd, COL_INFO))
  62         {
  63                 col_add_fstr(fd, COL_INFO, "%s",
  64                         (pi.match_port == pi.destport) ? "Request" : "Response");
  65         }
  66
  67         if (tree)
  68         {
  69                 ti = proto_tree_add_item(tree, proto_mapi, offset, END_OF_FRAME, NULL);
  70                 mapi_tree = proto_item_add_subtree(ti, ett_mapi);
  71
  72                 if (pi.match_port == pi.destport)
  73                 {
  74                         proto_tree_add_item_hidden(mapi_tree, hf_mapi_request,
  75                                                    offset, END_OF_FRAME, TRUE);
  76                         proto_tree_add_text(mapi_tree, offset,
  77                                 END_OF_FRAME, "Request: <opaque data>" );
  78                 }
  79                 else
  80                 {
  81                         proto_tree_add_item_hidden(mapi_tree, hf_mapi_response,
  82                                                    offset, END_OF_FRAME, TRUE);
  83                         proto_tree_add_text(mapi_tree, offset,
  84                                 END_OF_FRAME, "Response: <opaque data>");
  85                 }
  86         }
  87 }
  88
  89 void
  90 proto_register_mapi(void)
  91 {
  92         static hf_register_info hf[] = {
  93           { &hf_mapi_response,
  94             { "Response",           "mapi.response",
  95               FT_BOOLEAN, BASE_NONE, NULL, 0x0,
  96               "TRUE if MAPI response" }},
  97
  98           { &hf_mapi_request,
  99             { "Request",            "mapi.request",
 100               FT_BOOLEAN, BASE_NONE, NULL, 0x0,
 101               "TRUE if MAPI request" }}
 102         };
 103
 104         static gint *ett[] = {
 105                 &ett_mapi,
 106         };
 107         proto_mapi = proto_register_protocol("MAPI", "mapi");
 108         proto_register_field_array(proto_mapi, hf, array_length(hf));
 109         proto_register_subtree_array(ett, array_length(ett));
 110 }
 111
 112 void
 113 proto_reg_handoff_mapi(void)
 114 {
 115         dissector_add("tcp.port", TCP_PORT_MAPI, dissect_mapi);
 116 }