asn1/cmip/packet-cmip-template.c

   1 /* packet-cmip.c
   2  * Routines for X.711 CMIP packet dissection
   3  *   Ronnie Sahlberg 2004
   4  *
   5  * $Id$
   6  *
   7  * Ethereal - Network traffic analyzer
   8  * By Gerald Combs <gerald@ethereal.com>
   9  * Copyright 1998 Gerald Combs
  10  *
  11  * This program is free software; you can redistribute it and/or
  12  * modify it under the terms of the GNU General Public License
  13  * as published by the Free Software Foundation; either version 2
  14  * of the License, or (at your option) any later version.
  15  *
  16  * This program is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  * GNU General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU General Public License
  22  * along with this program; if not, write to the Free Software
  23  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  24  */
  25
  26 #ifdef HAVE_CONFIG_H
  27 # include "config.h"
  28 #endif
  29
  30 #include <glib.h>
  31 #include <epan/packet.h>
  32 #include <epan/conversation.h>
  33
  34 #include <stdio.h>
  35 #include <string.h>
  36
  37 #include "packet-ber.h"
  38 #include "packet-acse.h"
  39 #include "packet-x509if.h"
  40 #include "packet-cmip.h"
  41
  42 #define PNAME  "X711 CMIP"
  43 #define PSNAME "CMIP"
  44 #define PFNAME "cmip"
  45
  46 /* XXX some stuff we need until we can get rid of it */
  47 #include "packet-ses.h"
  48 #include "packet-pres.h"
  49
  50 /* Initialize the protocol and registered fields */
  51 int proto_cmip = -1;
  52 static int hf_cmip_actionType_OID = -1;
  53 static int hf_cmip_eventType_OID = -1;
  54 static int hf_cmip_attributeId_OID = -1;
  55 static int hf_cmip_errorId_OID = -1;
  56 #include "packet-cmip-hf.c"
  57
  58 /* Initialize the subtree pointers */
  59 static gint ett_cmip = -1;
  60 #include "packet-cmip-ett.c"
  61
  62 static guint32 opcode;
  63
  64 static int opcode_type;
  65 #define OPCODE_INVOKE        1
  66 #define OPCODE_RETURN_RESULT 2
  67 #define OPCODE_RETURN_ERROR  3
  68 #define OPCODE_REJECT        4
  69
  70 static int attributeform;
  71 #define ATTRIBUTE_LOCAL_FORM  0
  72 #define ATTRIBUTE_GLOBAL_FORM 1
  73 static char attribute_identifier_id[BER_MAX_OID_STR_LEN];
  74
  75 static char object_identifier_id[BER_MAX_OID_STR_LEN];
  76
  77 static int objectclassform;
  78 #define OBJECTCLASS_LOCAL_FORM  0
  79 #define OBJECTCLASS_GLOBAL_FORM 1
  80 static char objectclass_identifier_id[BER_MAX_OID_STR_LEN];
  81
  82 #include "packet-cmip-fn.c"
  83
  84 /* XXX this one should be broken out later and moved into the conformance file */
  85 static void
  86 dissect_cmip(tvbuff_t *tvb, packet_info *pinfo, proto_tree *parent_tree)
  87 {
  88         static struct SESSION_DATA_STRUCTURE* session = NULL;
  89         proto_item *item = NULL;
  90         proto_tree *tree = NULL;
  91
  92
  93         /* do we have spdu type from the session dissector?  */
  94         if( !pinfo->private_data ){
  95                 if(tree){
  96                         proto_tree_add_text(tree, tvb, 0, -1,
  97                                 "Internal error:can't get spdu type from session dissector.");
  98                         return;
  99                 }
 100         } else {
 101                 session  = ( (struct SESSION_DATA_STRUCTURE*)(pinfo->private_data) );
 102                 if(session->spdu_type == 0 ){
 103                         if(tree){
 104                                 proto_tree_add_text(tree, tvb, 0, -1,
 105                                         "Internal error:wrong spdu type %x from session dissector.",session->spdu_type);
 106                                 return;
 107                         }
 108                 }
 109         }
 110
 111         if(parent_tree){
 112                 item = proto_tree_add_item(parent_tree, proto_cmip, tvb, 0, -1, FALSE);
 113                 tree = proto_item_add_subtree(item, ett_cmip);
 114         }
 115
 116         if (check_col(pinfo->cinfo, COL_PROTOCOL))
 117                 col_set_str(pinfo->cinfo, COL_PROTOCOL, "CMIP");
 118         if (check_col(pinfo->cinfo, COL_INFO))
 119                 col_clear(pinfo->cinfo, COL_INFO);
 120         switch(session->spdu_type){
 121                 case SES_CONNECTION_REQUEST:
 122                 case SES_CONNECTION_ACCEPT:
 123                 case SES_DISCONNECT:
 124                 case SES_FINISH:
 125                 case SES_REFUSE:
 126                         dissect_cmip_CMIPUserInfo(FALSE,tvb,0,pinfo,tree,-1);
 127                         break;
 128                 case SES_ABORT:
 129                         dissect_cmip_CMIPAbortInfo(FALSE,tvb,0,pinfo,tree,-1);
 130                         break;
 131                 case SES_DATA_TRANSFER:
 132                         dissect_cmip_ROS(FALSE,tvb,0,pinfo,tree,-1);
 133                         break;
 134                 default:
 135                         ;
 136         }
 137 }
 138
 139 /*--- proto_register_cmip ----------------------------------------------*/
 140 void proto_register_cmip(void) {
 141
 142   /* List of fields */
 143   static hf_register_info hf[] = {
 144     { &hf_cmip_actionType_OID,
 145       { "actionType", "cmip.actionType_OID",
 146         FT_STRING, BASE_NONE, NULL, 0,
 147         "actionType", HFILL }},
 148     { &hf_cmip_eventType_OID,
 149       { "eventType", "cmip.eventType_OID",
 150         FT_STRING, BASE_NONE, NULL, 0,
 151         "eventType", HFILL }},
 152     { &hf_cmip_attributeId_OID,
 153       { "attributeId", "cmip.attributeId_OID",
 154         FT_STRING, BASE_NONE, NULL, 0,
 155         "attributeId", HFILL }},
 156     { &hf_cmip_errorId_OID,
 157       { "errorId", "cmip.errorId_OID",
 158         FT_STRING, BASE_NONE, NULL, 0,
 159         "errorId", HFILL }},
 160 #include "packet-cmip-hfarr.c"
 161   };
 162
 163   /* List of subtrees */
 164   static gint *ett[] = {
 165     &ett_cmip,
 166 #include "packet-cmip-ettarr.c"
 167   };
 168
 169   /* Register protocol */
 170   proto_cmip = proto_register_protocol(PNAME, PSNAME, PFNAME);
 171
 172   /* Register fields and subtrees */
 173   proto_register_field_array(proto_cmip, hf, array_length(hf));
 174   proto_register_subtree_array(ett, array_length(ett));
 175
 176 }
 177
 178
 179 /*--- proto_reg_handoff_cmip -------------------------------------------*/
 180 void proto_reg_handoff_cmip(void) {
 181         register_ber_oid_dissector("2.9.0.0.2", dissect_cmip, proto_cmip, "cmip");
 182 }
 183