194 lines
7.2 KiB
C
194 lines
7.2 KiB
C
/* packet-hnbap-template.c
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* Routines for UMTS Node B Application Part(HNBAP) packet dissection
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* Copyright 2010 Neil Piercy, ip.access Limited <Neil.Piercy@ipaccess.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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* Ref: 3GPP TS 25.469 version 8.4.0 Release 8
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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/sctpppids.h>
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#include <epan/asn1.h>
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#include <epan/prefs.h>
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#include <epan/proto_data.h>
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#include "packet-per.h"
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#include "packet-e212.h"
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#ifdef _MSC_VER
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/* disable: "warning C4146: unary minus operator applied to unsigned type, result still unsigned" */
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#pragma warning(disable:4146)
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#endif
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#define PNAME "UTRAN Iuh interface HNBAP signalling"
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#define PSNAME "HNBAP"
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#define PFNAME "hnbap"
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/* Dissector will use SCTP PPID 20 or SCTP port. IANA assigned port = 29169*/
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#define SCTP_PORT_HNBAP 29169
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void proto_register_hnbap(void);
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#include "packet-hnbap-val.h"
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/* Initialize the protocol and registered fields */
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static int proto_hnbap = -1;
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#include "packet-hnbap-hf.c"
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/* Initialize the subtree pointers */
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static int ett_hnbap = -1;
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static int ett_hnbap_imsi = -1;
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#include "packet-hnbap-ett.c"
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struct hnbap_private_data {
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e212_number_type_t number_type;
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};
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/* Global variables */
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static guint32 ProcedureCode;
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static guint32 ProtocolIE_ID;
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/* Dissector tables */
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static dissector_table_t hnbap_ies_dissector_table;
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static dissector_table_t hnbap_extension_dissector_table;
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static dissector_table_t hnbap_proc_imsg_dissector_table;
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static dissector_table_t hnbap_proc_sout_dissector_table;
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static dissector_table_t hnbap_proc_uout_dissector_table;
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static dissector_handle_t hnbap_handle;
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static int dissect_ProtocolIEFieldValue(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *);
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static int dissect_ProtocolExtensionFieldExtensionValue(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *);
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static int dissect_InitiatingMessageValue(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *);
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static int dissect_SuccessfulOutcomeValue(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *);
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static int dissect_UnsuccessfulOutcomeValue(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *);
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void proto_reg_handoff_hnbap(void);
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static struct hnbap_private_data*
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hnbap_get_private_data(packet_info *pinfo)
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{
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struct hnbap_private_data *hnbap_data = (struct hnbap_private_data*)p_get_proto_data(pinfo->pool, pinfo, proto_hnbap, 0);
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if (!hnbap_data) {
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hnbap_data = wmem_new0(pinfo->pool, struct hnbap_private_data);
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p_add_proto_data(pinfo->pool, pinfo, proto_hnbap, 0, hnbap_data);
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}
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return hnbap_data;
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}
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#include "packet-hnbap-fn.c"
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static int dissect_ProtocolIEFieldValue(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data _U_)
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{
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return (dissector_try_uint_new(hnbap_ies_dissector_table, ProtocolIE_ID, tvb, pinfo, tree, FALSE, NULL)) ? tvb_captured_length(tvb) : 0;
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}
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static int dissect_ProtocolExtensionFieldExtensionValue(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data _U_)
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{
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return (dissector_try_uint_new(hnbap_extension_dissector_table, ProtocolIE_ID, tvb, pinfo, tree, FALSE, NULL)) ? tvb_captured_length(tvb) : 0;
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}
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#if 0
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static int dissect_InitiatingMessageValue(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data _U_)
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{
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if (!ProcedureCode) return 0;
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return (dissector_try_string(hnbap_proc_imsg_dissector_table, ProcedureCode, tvb, pinfo, tree, NULL)) ? tvb_captured_length(tvb) : 0;
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}
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static int dissect_SuccessfulOutcomeValue(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data _U_)
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{
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if (!ProcedureCode) return 0;
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return (dissector_try_string(hnbap_proc_sout_dissector_table, ProcedureCode, tvb, pinfo, tree, NULL)) ? tvb_captured_length(tvb) : 0;
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}
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static int dissect_UnsuccessfulOutcomeValue(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data _U_)
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{
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if (!ProcedureCode) return 0;
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return (dissector_try_string(hnbap_proc_uout_dissector_table, ProcedureCode, tvb, pinfo, tree, NULL)) ? tvb_captured_length(tvb) : 0;
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}
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#endif
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static int dissect_InitiatingMessageValue(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data _U_)
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{
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return (dissector_try_uint_new(hnbap_proc_imsg_dissector_table, ProcedureCode, tvb, pinfo, tree, FALSE, NULL)) ? tvb_captured_length(tvb) : 0;
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}
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static int dissect_SuccessfulOutcomeValue(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data _U_)
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{
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return (dissector_try_uint_new(hnbap_proc_sout_dissector_table, ProcedureCode, tvb, pinfo, tree, FALSE, NULL)) ? tvb_captured_length(tvb) : 0;
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}
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static int dissect_UnsuccessfulOutcomeValue(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data _U_)
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{
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return (dissector_try_uint_new(hnbap_proc_uout_dissector_table, ProcedureCode, tvb, pinfo, tree, FALSE, NULL)) ? tvb_captured_length(tvb) : 0;
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}
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static int
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dissect_hnbap(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data)
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{
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proto_item *hnbap_item = NULL;
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proto_tree *hnbap_tree = NULL;
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/* make entry in the Protocol column on summary display */
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col_set_str(pinfo->cinfo, COL_PROTOCOL, "HNBAP");
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/* create the hnbap protocol tree */
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hnbap_item = proto_tree_add_item(tree, proto_hnbap, tvb, 0, -1, ENC_NA);
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hnbap_tree = proto_item_add_subtree(hnbap_item, ett_hnbap);
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return dissect_HNBAP_PDU_PDU(tvb, pinfo, hnbap_tree, data);
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}
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/*--- proto_register_hnbap -------------------------------------------*/
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void proto_register_hnbap(void) {
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/* List of fields */
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static hf_register_info hf[] = {
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#include "packet-hnbap-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_hnbap,
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&ett_hnbap_imsi,
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#include "packet-hnbap-ettarr.c"
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};
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/* Register protocol */
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proto_hnbap = proto_register_protocol(PNAME, PSNAME, PFNAME);
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/* Register fields and subtrees */
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proto_register_field_array(proto_hnbap, hf, array_length(hf));
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proto_register_subtree_array(ett, array_length(ett));
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/* Register dissector */
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hnbap_handle = register_dissector("hnbap", dissect_hnbap, proto_hnbap);
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/* Register dissector tables */
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hnbap_ies_dissector_table = register_dissector_table("hnbap.ies", "HNBAP-PROTOCOL-IES", proto_hnbap, FT_UINT32, BASE_DEC);
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hnbap_extension_dissector_table = register_dissector_table("hnbap.extension", "HNBAP-PROTOCOL-EXTENSION", proto_hnbap, FT_UINT32, BASE_DEC);
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hnbap_proc_imsg_dissector_table = register_dissector_table("hnbap.proc.imsg", "HNBAP-ELEMENTARY-PROCEDURE InitiatingMessage", proto_hnbap, FT_UINT32, BASE_DEC);
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hnbap_proc_sout_dissector_table = register_dissector_table("hnbap.proc.sout", "HNBAP-ELEMENTARY-PROCEDURE SuccessfulOutcome", proto_hnbap, FT_UINT32, BASE_DEC);
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hnbap_proc_uout_dissector_table = register_dissector_table("hnbap.proc.uout", "HNBAP-ELEMENTARY-PROCEDURE UnsuccessfulOutcome", proto_hnbap, FT_UINT32, BASE_DEC);
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/* hnbap_module = prefs_register_protocol(proto_hnbap, NULL); */
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}
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/*--- proto_reg_handoff_hnbap ---------------------------------------*/
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void
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proto_reg_handoff_hnbap(void)
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{
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dissector_add_uint("sctp.ppi", HNBAP_PAYLOAD_PROTOCOL_ID, hnbap_handle);
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dissector_add_uint_with_preference("sctp.port", SCTP_PORT_HNBAP, hnbap_handle);
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#include "packet-hnbap-dis-tab.c"
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}
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