forked from osmocom/wireshark
174 lines
4.6 KiB
C
174 lines
4.6 KiB
C
/* packet-dap.c
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* Routines for X.511 (X.500 Directory Asbtract Service) and X.519 DAP packet dissection
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* Graeme Lunt 2005
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*
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* $Id$
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*
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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* Copyright 1998 Gerald Combs
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include <glib.h>
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#include <epan/packet.h>
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#include <epan/prefs.h>
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#include <epan/oids.h>
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#include <epan/asn1.h>
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#include "packet-ber.h"
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#include "packet-acse.h"
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#include "packet-ros.h"
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#include "packet-idmp.h"
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#include "packet-x509if.h"
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#include "packet-x509af.h"
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#include "packet-x509sat.h"
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#include "packet-crmf.h"
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#include "packet-dsp.h"
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#include "packet-disp.h"
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#include "packet-dap.h"
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#include <epan/strutil.h>
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/* we don't have a separate dissector for X519 -
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most of DAP is defined in X511 */
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#define PNAME "X.519 Directory Access Protocol"
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#define PSNAME "DAP"
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#define PFNAME "dap"
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static guint global_dap_tcp_port = 102;
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static dissector_handle_t tpkt_handle;
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static void prefs_register_dap(void); /* forward declaration for use in preferences registration */
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/* Initialize the protocol and registered fields */
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static int proto_dap = -1;
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#include "packet-dap-hf.c"
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/* Initialize the subtree pointers */
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static gint ett_dap = -1;
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#include "packet-dap-ett.c"
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#include "packet-dap-val.h"
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#include "packet-dap-table.c" /* operation and error codes */
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#include "packet-dap-fn.c"
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#include "packet-dap-table11.c" /* operation argument/result dissectors */
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#include "packet-dap-table21.c" /* error dissector */
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static const ros_info_t dap_ros_info = {
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"DAP",
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&proto_dap,
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&ett_dap,
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dap_opr_code_string_vals,
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dap_opr_tab,
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dap_err_code_string_vals,
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dap_err_tab
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};
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/*--- proto_register_dap -------------------------------------------*/
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void proto_register_dap(void) {
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/* List of fields */
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static hf_register_info hf[] =
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{
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#include "packet-dap-hfarr.c"
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};
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/* List of subtrees */
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static gint *ett[] = {
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&ett_dap,
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#include "packet-dap-ettarr.c"
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};
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module_t *dap_module;
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/* Register protocol */
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proto_dap = proto_register_protocol(PNAME, PSNAME, PFNAME);
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/* Register fields and subtrees */
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proto_register_field_array(proto_dap, hf, array_length(hf));
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proto_register_subtree_array(ett, array_length(ett));
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/* Register our configuration options for DAP, particularly our port */
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dap_module = prefs_register_protocol_subtree("OSI/X.500", proto_dap, prefs_register_dap);
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prefs_register_uint_preference(dap_module, "tcp.port", "DAP TCP Port",
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"Set the port for DAP operations (if other"
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" than the default of 102)",
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10, &global_dap_tcp_port);
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}
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/*--- proto_reg_handoff_dap --- */
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void proto_reg_handoff_dap(void) {
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/* #include "packet-dap-dis-tab.c" */
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/* APPLICATION CONTEXT */
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oid_add_from_string("id-ac-directory-access","2.5.3.1");
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/* ABSTRACT SYNTAXES */
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/* Register DAP with ROS (with no use of RTSE) */
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register_ros_protocol_info("2.5.9.1", &dap_ros_info, 0, "id-as-directory-access", FALSE);
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register_idmp_protocol_info("2.5.33.0", &dap_ros_info, 0, "dap-ip");
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/* remember the tpkt handler for change in preferences */
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tpkt_handle = find_dissector("tpkt");
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/* AttributeValueAssertions */
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x509if_register_fmt(hf_dap_equality, "=");
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x509if_register_fmt(hf_dap_greaterOrEqual, ">=");
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x509if_register_fmt(hf_dap_lessOrEqual, "<=");
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x509if_register_fmt(hf_dap_approximateMatch, "=~");
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/* AttributeTypes */
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x509if_register_fmt(hf_dap_present, "= *");
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}
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static void
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prefs_register_dap(void)
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{
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static guint tcp_port = 0;
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/* de-register the old port */
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/* port 102 is registered by TPKT - don't undo this! */
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if((tcp_port > 0) && (tcp_port != 102) && tpkt_handle)
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dissector_delete_uint("tcp.port", tcp_port, tpkt_handle);
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/* Set our port number for future use */
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tcp_port = global_dap_tcp_port;
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if((tcp_port > 0) && (tcp_port != 102) && tpkt_handle)
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dissector_add_uint("tcp.port", global_dap_tcp_port, tpkt_handle);
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}
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