98 lines
3.0 KiB
C
98 lines
3.0 KiB
C
/* packet-IEEE1609dot2.c
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* Routines for IEEE 1609.2
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* Copyright 2018, Anders Broman <anders.broman@ericsson.com>
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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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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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/* Also contains IEEE std 1609.12
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* section 4.1.3 PSID allocations
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*/
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#include "config.h"
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#include <epan/packet.h>
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#include <epan/conversation.h>
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#include <epan/oids.h>
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#include <epan/asn1.h>
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#include <epan/proto_data.h>
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#include "packet-oer.h"
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#include "packet-ieee1609dot2.h"
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#define PNAME "IEEE1609dot2"
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#define PSNAME "IEEE1609dot2"
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#define PFNAME "ieee1609dot2"
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void proto_register_ieee1609dot2(void);
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void proto_reg_handoff_ieee1609dot2(void);
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/* Initialize the protocol and registered fields */
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int proto_ieee1609dot2 = -1;
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dissector_handle_t proto_ieee1609dot2_handle = NULL;
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#include "packet-ieee1609dot2-hf.c"
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/* Initialize the subtree pointers */
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static int ett_ieee1609dot2_ssp = -1;
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#include "packet-ieee1609dot2-ett.c"
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static dissector_table_t unsecured_data_subdissector_table;
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static dissector_table_t ssp_subdissector_table;
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typedef struct ieee1609_private_data {
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tvbuff_t *unsecured_data;
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guint64 psidssp; // psid for Service Specific Permissions
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} ieee1609_private_data_t;
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void
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ieee1609dot2_set_next_default_psid(packet_info *pinfo, guint32 psid)
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{
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p_add_proto_data(wmem_file_scope(), pinfo, proto_ieee1609dot2, 0, GUINT_TO_POINTER(psid));
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}
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#include "packet-ieee1609dot2-fn.c"
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/*--- proto_register_ieee1609dot2 ----------------------------------------------*/
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void proto_register_ieee1609dot2(void) {
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/* List of fields */
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static hf_register_info hf[] = {
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#include "packet-ieee1609dot2-hfarr.c"
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};
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/* List of subtrees */
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static gint *ett[] = {
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#include "packet-ieee1609dot2-ettarr.c"
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&ett_ieee1609dot2_ssp,
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};
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/* Register protocol */
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proto_ieee1609dot2 = proto_register_protocol(PNAME, PSNAME, PFNAME);
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/* Register fields and subtrees */
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proto_register_field_array(proto_ieee1609dot2, hf, array_length(hf));
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proto_register_subtree_array(ett, array_length(ett));
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proto_ieee1609dot2_handle = register_dissector("ieee1609dot2.data", dissect_Ieee1609Dot2Data_PDU, proto_ieee1609dot2);
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// See TS17419_ITS-AID_AssignedNumbers
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unsecured_data_subdissector_table = register_dissector_table("ieee1609dot2.psid",
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"ATS-AID/PSID based dissector for unsecured/signed data", proto_ieee1609dot2, FT_UINT32, BASE_HEX);
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ssp_subdissector_table = register_dissector_table("ieee1609dot2.ssp",
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"ATS-AID/PSID based dissector for Service Specific Permissions (SSP)", proto_ieee1609dot2, FT_UINT32, BASE_HEX);
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}
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void proto_reg_handoff_ieee1609dot2(void) {
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dissector_add_string("media_type", "application/x-its", proto_ieee1609dot2_handle);
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dissector_add_string("media_type", "application/x-its-request", proto_ieee1609dot2_handle);
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dissector_add_string("media_type", "application/x-its-response", proto_ieee1609dot2_handle);
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//dissector_add_uint_range_with_preference("udp.port", "56000,56001", proto_ieee1609dot2_handle);
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}
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