4686f4f2a5
svn path=/trunk/; revision=16191
1160 lines
40 KiB
C
1160 lines
40 KiB
C
/* packet-ranap-template.c
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* Routines for Radio Access Network Application Part Protocol dissection
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* Copyright 2005, Anders Broman <anders.broman@ericsson.com>
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* Based on the dissector by Martin Held <Martin.Held@icn.siemens.de>
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*
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* Ethereal - Network traffic analyzer
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* By Gerald Combs <gerald@ethereal.com>
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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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* References: 3GPP TS 25.413 version 6.6.0 Release
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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/conversation.h>
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#include <epan/tap.h>
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#include <stdio.h>
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#include <string.h>
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#include "packet-ber.h"
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#include "packet-per.h"
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#include "packet-ranap.h"
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#define SCCP_SSN_RANAP 0x8E
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#define PNAME "Radio Access Network Application Part"
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#define PSNAME "RANAP"
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#define PFNAME "ranap"
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#define BYTE_ALIGN_OFFSET(offset) \
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if(offset&0x07){ \
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offset=(offset&0xfffffff8)+8; \
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}
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/* Initialize the protocol and registered fields */
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int proto_ranap = -1;
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static dissector_table_t nas_pdu_dissector_table;
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static int hf_ranap_RANAP_PDU = -1;
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static int hf_ranap_pdu_length = -1;
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static int hf_ranap_IE_length = -1;
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#include "packet-ranap-hf.c"
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/* Initialize the subtree pointers */
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static int ett_ranap;
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#include "packet-ranap-ett.c"
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/* Global variables */
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proto_tree *top_tree;
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guint type_of_message;
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guint32 ProcedureCode;
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guint32 ProtocolIE_ID;
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static int dissect_ranap_ies(tvbuff_t *tvb, int offset, packet_info *pinfo, proto_tree *tree);
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static int dissect_ranap_FirstValue_ies(tvbuff_t *tvb, int offset, packet_info *pinfo, proto_tree *tree);
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static int dissect_ranap_SecondValue_ies(tvbuff_t *tvb, int offset, packet_info *pinfo, proto_tree *tree);
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static int dissect_ranap_messages(tvbuff_t *tvb, int offset, packet_info *pinfo, proto_tree *tree);
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#include "packet-ranap-fn.c"
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static int dissect_ranap_ies(tvbuff_t *tvb, int offset, packet_info *pinfo, proto_tree *tree){
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guint length;
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offset = dissect_per_length_determinant(tvb, offset, pinfo, tree, hf_ranap_IE_length, &length);
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switch(ProtocolIE_ID){
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case 0: /*id-AreaIdentity */
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offset = dissect_id_AreaIdentity(tvb, offset, pinfo, tree);
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break;
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case 3: /*id-CN-DomainIndicator */
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offset = dissect_id_CN_DomainIndicator(tvb, offset, pinfo, tree);
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break;
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case 4: /* Cause */
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offset = dissect_id_Cause(tvb, offset, pinfo, tree);
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break;
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case 5: /*id-ChosenEncryptionAlgorithm */
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offset = dissect_id_ChosenEncryptionAlgorithm(tvb, offset, pinfo, tree);
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break;
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case 6: /*id-ChosenIntegrityProtectionAlgorithm */
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offset = dissect_id_ChosenIntegrityProtectionAlgorithm(tvb, offset, pinfo, tree);
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break;
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case 7: /*id-ClassmarkInformation2 */
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offset = dissect_id_ClassmarkInformation2(tvb, offset, pinfo, tree);
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break;
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case 8: /*id-ClassmarkInformation3 */
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offset = dissect_id_ClassmarkInformation3(tvb, offset, pinfo, tree);
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break;
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case 9: /*id-CriticalityDiagnostics */
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offset = dissect_id_CriticalityDiagnostics(tvb, offset, pinfo, tree);
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break;
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case 10: /*id-DL-GTP-PDU-SequenceNumber */
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offset = dissect_id_DL_GTP_PDU_SequenceNumber(tvb, offset, pinfo, tree);
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break;
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case 11: /*id-EncryptionInformation */
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offset = dissect_id_EncryptionInformation(tvb, offset, pinfo, tree);
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break;
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case 12: /*id-IntegrityProtectionInformation */
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offset = dissect_id_IntegrityProtectionInformation(tvb, offset, pinfo, tree);
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break;
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case 13: /*id-IuTransportAssociation */
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offset = dissect_id_IuTransportAssociation(tvb, offset, pinfo, tree);
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break;
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case 14: /*id-L3-Information */
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offset = dissect_id_L3_Information(tvb, offset, pinfo, tree);
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break;
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case 15: /*id-LAI */
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offset = dissect_id_LAI(tvb, offset, pinfo, tree);
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break;
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case 16: /*id-NAS-PDU */
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offset = dissect_id_NAS_PDU(tvb, offset, pinfo, tree);
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break;
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case 17: /*id-NonSearchingIndication */
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offset = dissect_id_NonSearchingIndication(tvb, offset, pinfo, tree);
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break;
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case 18: /*id-NumberOfSteps */
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offset = dissect_id_NumberOfSteps(tvb, offset, pinfo, tree);
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break;
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case 19: /*id-OMC-ID */
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offset = dissect_id_OMC_ID(tvb, offset, pinfo, tree);
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break;
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case 20: /*id-OldBSS-ToNewBSS-Information */
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offset = dissect_id_OldBSS_ToNewBSS_Information(tvb, offset, pinfo, tree);
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break;
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case 21: /*id-PagingAreaID */
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offset = dissect_id_PagingAreaID(tvb, offset, pinfo, tree);
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break;
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case 22: /*id-PagingCause */
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offset = dissect_id_PagingCause(tvb, offset, pinfo, tree);
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break;
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case 23: /*id-PermanentNAS-UE-ID */
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offset = dissect_id_PermanentNAS_UE_ID(tvb, offset, pinfo, tree);
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break;
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case 24: /*id-RAB-ContextItem */
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offset = dissect_id_RAB_ContextItem(tvb, offset, pinfo, tree);
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break;
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case 25: /*id-RAB-ContextList */
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offset = dissect_id_RAB_ContextList(tvb, offset, pinfo, tree);
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break;
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case 26: /*id-RAB-DataForwardingItem */
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offset = dissect_id_RAB_DataForwardingItem(tvb, offset, pinfo, tree);
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break;
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case 27: /*id-RAB-DataForwardingItem-SRNS-CtxReq */
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break;
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case 28: /*id-RAB-DataForwardingList */
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offset = dissect_id_RAB_DataForwardingList(tvb, offset, pinfo, tree);
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break;
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case 29: /*id-RAB-DataForwardingList-SRNS-CtxReq */
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offset = dissect_id_RAB_DataForwardingList_SRNS_CtxReq(tvb, offset, pinfo, tree);
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break;
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case 30: /*id-RAB-DataVolumeReportItem */
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offset = dissect_id_RAB_DataVolumeReportItem(tvb, offset, pinfo, tree);
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break;
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case 31: /*id-RAB-DataVolumeReportList */
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offset = dissect_id_RAB_DataVolumeReportList(tvb, offset, pinfo, tree);
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break;
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case 32: /*id-RAB-DataVolumeReportRequestItem */
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offset = dissect_id_RAB_DataVolumeReportRequestItem(tvb, offset, pinfo, tree);
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break;
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case 33: /*id-RAB-DataVolumeReportRequestList */
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offset = dissect_id_RAB_DataVolumeReportRequestList(tvb, offset, pinfo, tree);
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break;
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case 34: /*id-RAB-FailedItem */
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offset = dissect_id_RAB_FailedItem(tvb, offset, pinfo, tree);
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break;
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case 35: /*id-RAB-FailedList */
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offset = dissect_id_RAB_FailedList(tvb, offset, pinfo, tree);
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break;
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case 36: /*id-RAB-ID */
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offset = dissect_id_RAB_ID(tvb, offset, pinfo, tree);
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break;
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case 37: /*id-RAB-QueuedItem */
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offset = dissect_id_RAB_QueuedItem(tvb, offset, pinfo, tree);
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break;
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case 38: /*id-RAB-QueuedList */
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offset = dissect_id_RAB_QueuedList(tvb, offset, pinfo, tree);
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break;
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case 39: /*id-RAB-ReleaseFailedList */
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offset = dissect_id_RAB_ReleaseFailedList(tvb, offset, pinfo, tree);
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break;
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case 40: /*id-RAB-ReleaseItem */
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offset = dissect_id_RAB_ReleaseItem(tvb, offset, pinfo, tree);
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break;
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case 41: /*id-RAB-ReleaseList */
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offset = dissect_id_RAB_ReleaseList(tvb, offset, pinfo, tree);
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break;
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case 42: /*id-RAB-ReleasedItem */
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offset = dissect_id_RAB_ReleasedItem(tvb, offset, pinfo, tree);
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break;
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case 43: /*id-RAB-ReleasedList */
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offset = dissect_id_RAB_ReleasedList(tvb, offset, pinfo, tree);
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break;
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case 44: /* id-RAB-ReleasedList-IuRelComp */
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offset = dissect_id_RAB_ReleasedList_IuRelComp(tvb, offset, pinfo, tree);
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break;
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case 45: /*id-RAB-RelocationReleaseItem */
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offset = dissect_id_RAB_RelocationReleaseItem(tvb, offset, pinfo, tree);
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break;
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case 46: /*id-RAB-RelocationReleaseList */
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offset = dissect_id_RAB_RelocationReleaseList(tvb, offset, pinfo, tree);
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break;
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case 47: /*id-RAB-SetupItem-RelocReq */
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offset = dissect_id_RAB_SetupItem_RelocReq(tvb, offset, pinfo, tree);
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break;
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case 48: /*id-RAB-SetupItem-RelocReqAck */
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offset = dissect_id_RAB_SetupItem_RelocReqAck(tvb, offset, pinfo, tree);
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break;
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case 49: /*id-RAB-SetupList-RelocReq */
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offset = dissect_id_RAB_SetupList_RelocReq(tvb, offset, pinfo, tree);
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break;
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case 50: /*id-RAB-SetupList-RelocReqAck */
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offset = dissect_id_RAB_SetupList_RelocReqAck(tvb, offset, pinfo, tree);
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break;
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case 51: /*id-RAB-SetupOrModifiedItem */
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offset = dissect_id_RAB_SetupOrModifiedItem(tvb, offset, pinfo, tree);
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break;
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case 52: /*id-RAB-SetupOrModifiedList */
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offset = dissect_id_RAB_SetupOrModifiedList(tvb, offset, pinfo, tree);
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break;
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case 53: /*id-RAB-SetupOrModifyItem */
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/* Special handling */
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break;
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case 54: /*id-RAB-SetupOrModifyList */
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offset = dissect_id_RAB_SetupOrModifyList(tvb, offset, pinfo, tree);
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break;
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case 55: /*id-RAC */
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offset = dissect_id_RAC(tvb, offset, pinfo, tree);
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break;
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case 56: /*id-RelocationType */
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offset = dissect_id_RelocationType(tvb, offset, pinfo, tree);
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break;
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case 57: /*id-RequestType */
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offset = dissect_id_RequestType(tvb, offset, pinfo, tree);
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break;
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case 58: /*id-SAI */
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offset = dissect_id_SAI(tvb, offset, pinfo, tree);
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break;
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case 59: /*id-SAPI */
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offset = dissect_id_SAPI(tvb, offset, pinfo, tree);
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break;
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case 60: /*id-SourceID */
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offset = dissect_id_SourceID(tvb, offset, pinfo, tree);
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break;
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case 61: /*id-SourceRNC-ToTargetRNC-TransparentContainer */
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offset = dissect_id_SourceRNC_ToTargetRNC_TransparentContainer(tvb, offset, pinfo, tree);
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break;
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case 62: /*id-TargetID */
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offset = dissect_id_TargetID(tvb, offset, pinfo, tree);
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break;
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case 63: /*id-TargetRNC-ToSourceRNC-TransparentContainer */
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offset = dissect_id_TargetRNC_ToSourceRNC_TransparentContainer(tvb, offset, pinfo, tree);
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break;
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case 64: /*id-TemporaryUE-ID */
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offset = dissect_id_TemporaryUE_ID(tvb, offset, pinfo, tree);
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break;
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case 65: /*id-TraceReference */
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offset = dissect_id_TraceReference(tvb, offset, pinfo, tree);
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break;
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case 66: /*id-TraceType */
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offset = dissect_id_TraceType(tvb, offset, pinfo, tree);
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break;
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case 67: /*id-TransportLayerAddress */
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offset = dissect_id_TransportLayerAddress(tvb, offset, pinfo, tree);
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break;
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case 68: /*id-TriggerID */
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offset = dissect_id_TriggerID(tvb, offset, pinfo, tree);
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break;
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case 69: /*id-UE-ID */
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offset = dissect_id_UE_ID(tvb, offset, pinfo, tree);
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break;
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case 70: /*id-UL-GTP-PDU-SequenceNumber */
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offset = dissect_id_UL_GTP_PDU_SequenceNumber(tvb, offset, pinfo, tree);
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break;
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case 71: /*id-RAB-FailedtoReportItem */
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offset = dissect_id_RAB_FailedtoReportItem(tvb, offset, pinfo, tree);
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break;
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case 72: /*id-RAB-FailedtoReportList */
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offset = dissect_id_RAB_FailedtoReportList(tvb, offset, pinfo, tree);
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break;
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case 75: /*id-KeyStatus */
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offset = dissect_id_KeyStatus(tvb, offset, pinfo, tree);
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break;
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case 76: /*id-DRX-CycleLengthCoefficient */
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offset = dissect_id_DRX_CycleLengthCoefficient(tvb, offset, pinfo, tree);
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break;
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case 77: /*id-IuSigConIdList */
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offset = dissect_id_IuSigConIdList(tvb, offset, pinfo, tree);
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break;
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case 78: /*id-IuSigConIdItem */
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offset = dissect_id_IuSigConIdItem(tvb, offset, pinfo, tree);
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break;
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case 79: /*id-IuSigConId */
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offset = dissect_id_IuSigConId(tvb, offset, pinfo, tree);
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break;
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case 81: /*id-DirectTransferInformationList-RANAP-RelocInf */
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offset = dissect_id_DirectTransferInformationItem_RANAP_RelocInf(tvb, offset, pinfo, tree);
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break;
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case 82: /*id-RAB-ContextItem-RANAP-RelocInf */
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offset = dissect_id_RAB_ContextItem_RANAP_RelocInf(tvb, offset, pinfo, tree);
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break;
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case 83: /*id-RAB-ContextList-RANAP-RelocInf */
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offset = dissect_id_RAB_ContextList_RANAP_RelocInf(tvb, offset, pinfo, tree);
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break;
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case 84: /*id-RAB-ContextFailedtoTransferItem */
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offset = dissect_id_RAB_ContextFailedtoTransferItem(tvb, offset, pinfo, tree);
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break;
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case 85: /*id-RAB-ContextFailedtoTransferList */
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offset = dissect_id_RAB_ContextFailedtoTransferList(tvb, offset, pinfo, tree);
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break;
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case 86: /*id-GlobalRNC-ID */
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offset = dissect_id_GlobalRNC_ID(tvb, offset, pinfo, tree);
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break;
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case 87: /* id-RAB-ReleasedItem-IuRelComp */
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offset = dissect_id_RAB_ReleasedItem_IuRelComp(tvb, offset, pinfo, tree);
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break;
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case 88: /*id-MessageStructure */
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offset = dissect_id_MessageStructure(tvb, offset, pinfo, tree);
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break;
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case 89: /*id-Alt-RAB-Parameters */
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offset = dissect_id_Alt_RAB_Parameters(tvb, offset, pinfo, tree);
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break;
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case 90: /*id-Ass-RAB-Parameters */
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offset = dissect_id_Ass_RAB_Parameters(tvb, offset, pinfo, tree);
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break;
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case 91: /*id-RAB-ModifyList */
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offset = dissect_id_RAB_ModifyList(tvb, offset, pinfo, tree);
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break;
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case 92: /*id-RAB-ModifyItem */
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offset = dissect_id_RAB_ModifyItem(tvb, offset, pinfo, tree);
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break;
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case 93: /*id-TypeOfError */
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offset = dissect_id_TypeOfError(tvb, offset, pinfo, tree);
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break;
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case 94: /*id-BroadcastAssistanceDataDecipheringKeys */
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offset = dissect_id_BroadcastAssistanceDataDecipheringKeys(tvb, offset, pinfo, tree);
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break;
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case 95: /*id-LocationRelatedDataRequestType */
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offset = dissect_id_LocationRelatedDataRequestType(tvb, offset, pinfo, tree);
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break;
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case 96: /*id-GlobalCN-ID */
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offset = dissect_id_GlobalCN_ID(tvb, offset, pinfo, tree);
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break;
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case 97: /*id-LastKnownServiceArea */
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offset = dissect_id_LastKnownServiceArea(tvb, offset, pinfo, tree);
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break;
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case 98: /*id-SRB-TrCH-Mapping */
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offset = dissect_id_SRB_TrCH_Mapping(tvb, offset, pinfo, tree);
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break;
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case 99: /*id-InterSystemInformation-TransparentContainer */
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offset = dissect_id_InterSystemInformation_TransparentContainer(tvb, offset, pinfo, tree);
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break;
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case 100: /*id-NewBSS-To-OldBSS-Information */
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offset = dissect_id_OldBSS_ToNewBSS_Information(tvb, offset, pinfo, tree);
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break;
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case 103: /*id-SourceRNC-PDCP-context-info */
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offset = dissect_id_SourceRNC_PDCP_context_info(tvb, offset, pinfo, tree);
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break;
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case 104: /*id-InformationTransferID */
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offset = dissect_id_InformationTransferID(tvb, offset, pinfo, tree);
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break;
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case 105: /*id-SNA-Access-Information */
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offset = dissect_id_SNA_Access_Information(tvb, offset, pinfo, tree);
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break;
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case 106: /*id-ProvidedData */
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offset = dissect_id_ProvidedData(tvb, offset, pinfo, tree);
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break;
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case 107: /*id-GERAN-BSC-Container */
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offset = dissect_id_GERAN_BSC_Container(tvb, offset, pinfo, tree);
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break;
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case 108: /*id-GERAN-Classmark */
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offset = dissect_id_GERAN_Classmark(tvb, offset, pinfo, tree);
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break;
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case 109: /*id-GERAN-Iumode-RAB-Failed-RABAssgntResponse-Item */
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offset = dissect_id_GERAN_Iumode_RAB_Failed_RABAssgntResponse_Item(tvb, offset, pinfo, tree);
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break;
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case 110: /*id-GERAN-Iumode-RAB-FailedList-RABAssgntResponse */
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offset = dissect_id_GERAN_Iumode_RAB_FailedList_RABAssgntResponse(tvb, offset, pinfo, tree);
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break;
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case 111: /*id-VerticalAccuracyCode */
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offset = dissect_id_VerticalAccuracyCode(tvb, offset, pinfo, tree);
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break;
|
|
case 112: /*id-ResponseTime */
|
|
offset = dissect_id_ResponseTime(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 113: /*id-PositioningPriority */
|
|
offset = dissect_id_PositioningPriority(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 114: /*id-ClientType */
|
|
offset = dissect_id_ClientType(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 115: /*id-LocationRelatedDataRequestTypeSpecificToGERANIuMode */
|
|
offset = dissect_id_LocationRelatedDataRequestTypeSpecificToGERANIuMode(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 116: /*id-SignallingIndication */
|
|
offset = dissect_id_SignallingIndication(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 117: /*id-hS-DSCH-MAC-d-Flow-ID */
|
|
offset = dissect_id_hS_DSCH_MAC_d_Flow_ID(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 118: /*id-UESBI-Iu */
|
|
offset = dissect_id_UESBI_Iu(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 119: /*id-PositionData */
|
|
offset = dissect_id_PositionData(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 120: /*id-PositionDataSpecificToGERANIuMode */
|
|
offset = dissect_id_PositionDataSpecificToGERANIuMode(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 121: /*id-CellLoadInformationGroup */
|
|
offset = dissect_id_CellLoadInformationGroup(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 122: /*id-AccuracyFulfilmentIndicator */
|
|
offset = dissect_id_AccuracyFulfilmentIndicator(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 123: /*id-InformationTransferType */
|
|
offset = dissect_id_InformationTransferType(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 124: /*id-TraceRecordingSessionInformation */
|
|
offset = dissect_id_TraceRecordingSessionInformation(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 125: /*id-TracePropagationParameters */
|
|
offset = dissect_id_TracePropagationParameters(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 126: /*id-InterSystemInformationTransferType */
|
|
offset = dissect_id_InterSystemInformationTransferType(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 127: /*id-SelectedPLMN-ID */
|
|
offset = dissect_id_SelectedPLMN_ID(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 128: /*id-RedirectionCompleted */
|
|
offset = dissect_id_RedirectionCompleted(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 129: /*id-RedirectionIndication */
|
|
offset = dissect_id_RedirectionIndication(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 130: /*id-NAS-SequenceNumber */
|
|
offset = dissect_id_NAS_SequenceNumber(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 131: /*id-RejectCauseValue */
|
|
offset = dissect_id_RejectCauseValue(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 132: /*id-APN */
|
|
offset = dissect_id_APN(tvb, offset, pinfo, tree);
|
|
case 133: /*id-CNMBMSLinkingInformation */
|
|
offset = dissect_id_CNMBMSLinkingInformation(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 134: /*id-DeltaRAListofIdleModeUEs */
|
|
offset = dissect_id_DeltaRAListofIdleModeUEs(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 135: /*id-FrequenceLayerConvergenceFlag */
|
|
offset = dissect_id_FrequenceLayerConvergenceFlag(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 136: /*id-InformationExchangeID */
|
|
offset = dissect_id_InformationExchangeID(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 137: /*id-InformationExchangeType */
|
|
offset = dissect_id_InformationExchangeType(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 138: /*id-InformationRequested */
|
|
offset = dissect_id_InformationRequested(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 139: /*id-InformationRequestType */
|
|
offset = dissect_id_InformationRequestType(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 140: /*id-IPMulticastAddress */
|
|
offset = dissect_id_IPMulticastAddress(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 141: /*id-JoinedMBMSBearerServicesList */
|
|
offset = dissect_id_JoinedMBMSBearerServicesList(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 142: /*id-LeftMBMSBearerServicesList */
|
|
offset = dissect_id_LeftMBMSBearerServicesList(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 143: /*id-MBMSBearerServiceType */
|
|
offset = dissect_id_MBMSBearerServiceType(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 144: /*id-MBMSCNDe-Registration */
|
|
offset = dissect_id_MBMSCNDe_Registration(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 145: /*id-MBMSServiceArea */
|
|
offset = dissect_id_MBMSServiceArea(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 146: /*id-MBMSSessionDuration */
|
|
offset = dissect_id_MBMSSessionDuration(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 147: /*id-MBMSSessionIdentity */
|
|
offset = dissect_id_MBMSSessionIdentity(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 148: /*id-PDP-TypeInformation */
|
|
offset = dissect_id_PDP_TypeInformation(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 149: /*id-RAB-Parameters */
|
|
offset = dissect_id_RAB_Parameters(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 150: /*id-RAListofIdleModeUEs */
|
|
offset = dissect_id_RAListofIdleModeUEs(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 151: /*id-MBMSRegistrationRequestType */
|
|
offset = dissect_id_MBMSRegistrationRequestType(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 152: /*id-SessionUpdateID */
|
|
offset = dissect_id_SessionUpdateID(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 153: /*id-TMGI */
|
|
offset = dissect_id_TMGI(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 154: /*id-TransportLayerInformation */
|
|
offset = dissect_id_TransportLayerInformation(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 155: /*id-UnsuccessfulLinkingList */
|
|
offset = dissect_id_UnsuccessfulLinkingList(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 156: /*id-MBMSLinkingInformation */
|
|
offset = dissect_id_MBMSLinkingInformation(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 157: /*id-MBMSSessionRepetitionNumber */
|
|
offset = dissect_id_MBMSSessionRepetitionNumber(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 158: /*id-AlternativeRABConfiguration */
|
|
offset = dissect_id_AlternativeRABConfiguration(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 159: /*id-AlternativeRABConfigurationRequest */
|
|
offset = dissect_id_AlternativeRABConfigurationRequest(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 160: /*id-E-DCH-MAC-d-Flow-ID */
|
|
offset = dissect_id_E_DCH_MAC_d_Flow_ID(tvb, offset, pinfo, tree);
|
|
break;
|
|
default:
|
|
break;
|
|
|
|
}
|
|
return offset;
|
|
}
|
|
|
|
static int dissect_ranap_FirstValue_ies(tvbuff_t *tvb, int offset, packet_info *pinfo, proto_tree *tree){
|
|
|
|
guint length;
|
|
int start_offset;
|
|
|
|
offset = dissect_per_length_determinant(tvb, offset, pinfo, tree, hf_ranap_IE_length, &length);
|
|
start_offset = offset;
|
|
switch(ProtocolIE_ID){
|
|
case 53: /*id-RAB-SetupOrModifyItem */
|
|
offset = dissect_id_RAB_SetupOrModifyItem1(tvb, offset, pinfo, tree);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
/* We might not stop on a byte boundary */
|
|
BYTE_ALIGN_OFFSET(offset);
|
|
return offset;
|
|
}
|
|
|
|
static int dissect_ranap_SecondValue_ies(tvbuff_t *tvb, int offset, packet_info *pinfo, proto_tree *tree){
|
|
|
|
guint length;
|
|
|
|
offset = dissect_per_length_determinant(tvb, offset, pinfo, tree, hf_ranap_IE_length, &length);
|
|
|
|
switch(ProtocolIE_ID){
|
|
case 53: /*id-RAB-SetupOrModifyItem */
|
|
offset = dissect_id_RAB_SetupOrModifyItem2(tvb, offset, pinfo, tree);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
/* We might not stop on a byte boundary */
|
|
BYTE_ALIGN_OFFSET(offset);
|
|
return offset;
|
|
}
|
|
|
|
|
|
static int dissect_ranap_messages(tvbuff_t *tvb, int offset, packet_info *pinfo, proto_tree *tree){
|
|
guint length;
|
|
|
|
offset = dissect_per_length_determinant(tvb, offset, pinfo, tree, hf_ranap_pdu_length, &length);
|
|
switch(type_of_message){
|
|
case 0: /* Initating message */
|
|
switch(ProcedureCode){
|
|
case 0: /* id-RAB-Assignment*/
|
|
offset = dissect_rAB_AssignmentRequest(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 1: /* id-Iu-Release */
|
|
offset = dissect_iu_ReleaseCommand(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 2: /* id-RelocationPreparation*/
|
|
offset = dissect_relocationRequired(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 3: /* id-RelocationResourceAllocation*/
|
|
offset = dissect_relocationRequest(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 4: /* id-RelocationCancel*/
|
|
offset = dissect_relocationCancel(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 5: /* id-SRNS-ContextTransfer*/
|
|
offset = dissect_sRNS_ContextRequest(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 6: /* id-SecurityModeControl*/
|
|
offset = dissect_securityModeCommand(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 7: /* id-DataVolumeReport*/
|
|
offset = dissect_dataVolumeReportRequest(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 9: /* id-Reset*/
|
|
offset = dissect_reset(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 10: /* id-RAB-ReleaseRequest*/
|
|
offset = dissect_rAB_ReleaseRequest(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 11: /* id-Iu-ReleaseRequest*/
|
|
offset = dissect_iu_ReleaseRequest(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 12: /* id-RelocationDetect*/
|
|
offset = dissect_relocationDetect(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 13: /* id-RelocationComplete*/
|
|
offset = dissect_relocationComplete(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 14: /* id-Paging*/
|
|
offset = dissect_paging(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 15: /* id-CommonID*/
|
|
offset = dissect_commonID(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 16: /* id-CN-InvokeTrace*/
|
|
offset = dissect_cN_InvokeTrace(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 17: /* id-LocationReportingControl*/
|
|
offset = dissect_locationReportingControl(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 18: /* id-LocationReport*/
|
|
offset = dissect_locationReport(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 19: /* id-InitialUE-Message*/
|
|
offset = dissect_initialUE_Message(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 20: /* id-DirectTransfer*/
|
|
offset = dissect_directTransfer(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 21: /* id-OverloadControl*/
|
|
offset = dissect_overload(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 22: /* id-ErrorIndication*/
|
|
offset = dissect_errorIndication(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 23: /* id-SRNS-DataForward*/
|
|
offset = dissect_sRNS_DataForwardCommand(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 24: /* id-ForwardSRNS-Context*/
|
|
offset = dissect_forwardSRNS_Context(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 25: /* id-privateMessage*/
|
|
offset = dissect_privateMessage(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 26: /* id-CN-DeactivateTrace*/
|
|
break;
|
|
case 27: /* id-ResetResource*/
|
|
offset = dissect_resetResource(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 28: /* id-RANAP-Relocation*/
|
|
offset = dissect_rANAP_RelocationInformation(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 29: /* id-RAB-ModifyRequest*/
|
|
offset = dissect_rAB_ModifyRequest(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 30: /* id-LocationRelatedData*/
|
|
offset = dissect_locationRelatedDataRequest(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 31: /* id-InformationTransfer*/
|
|
offset = dissect_informationTransferIndication(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 32: /* id-UESpecificInformation*/
|
|
offset = dissect_uESpecificInformationIndication(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 33: /* id-UplinkInformationExchange*/
|
|
offset = dissect_uplinkInformationExchangeRequest(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 34: /* id-DirectInformationTransfer*/
|
|
offset = dissect_directInformationTransfer(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 35: /* id-MBMSSessionStart*/
|
|
offset = dissect_mBMSSessionStart(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 36: /* id-MBMSSessionUpdate*/
|
|
offset = dissect_mBMSSessionUpdate(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 37: /* id-MBMSSessionStop*/
|
|
offset = dissect_mMBMSSessionStop(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 38: /* id-MBMSUELinking*/
|
|
offset = dissect_mBMSUELinkingRequest(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 39: /* id-MBMSRegistration*/
|
|
offset = dissect_mBMSRegistrationRequest(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 40: /* id-MBMSCNDe-Registration-Procedure*/
|
|
offset = dissect_mBMSCNDe_RegistrationRequest(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 41: /* id-MBMSRABEstablishmentIndication*/
|
|
offset = dissect_mBMSRABEstablishmentIndication(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 42: /* id-MBMSRABRelease*/
|
|
offset = dissect_mBMSRABReleaseRequest(tvb, offset, pinfo, tree);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
break;
|
|
case 1:
|
|
/* successfulOutcome */
|
|
switch(ProcedureCode){
|
|
case 0: /* id-RAB-Assignment*/
|
|
break;
|
|
case 1: /* id-Iu-Release */
|
|
offset = dissect_iu_ReleaseComplete(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 2: /* id-RelocationPreparation*/
|
|
offset = dissect_relocationCommand(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 3: /* id-RelocationResourceAllocation*/
|
|
offset = dissect_relocationRequestAcknowledge(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 4: /* id-RelocationCancel*/
|
|
offset = dissect_relocationCancelAcknowledge(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 5: /* id-SRNS-ContextTransfer*/
|
|
offset = dissect_sRNS_ContextResponse(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 6: /* id-SecurityModeControl*/
|
|
offset = dissect_securityModeComplete(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 7: /* id-DataVolumeReport*/
|
|
offset = dissect_dataVolumeReport(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 9: /* id-Reset*/
|
|
offset = dissect_resetAcknowledge(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 10: /* id-RAB-ReleaseRequest*/
|
|
offset = dissect_rAB_ReleaseRequest(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 11: /* id-Iu-ReleaseRequest*/
|
|
offset = dissect_iu_ReleaseRequest(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 12: /* id-RelocationDetect*/
|
|
offset = dissect_relocationDetect(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 13: /* id-RelocationComplete*/
|
|
offset = dissect_relocationComplete(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 14: /* id-Paging*/
|
|
offset = dissect_paging(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 15: /* id-CommonID*/
|
|
offset = dissect_commonID(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 16: /* id-CN-InvokeTrace*/
|
|
break;
|
|
case 17: /* id-LocationReportingControl*/
|
|
break;
|
|
case 18: /* id-LocationReport*/
|
|
break;
|
|
case 19: /* id-InitialUE-Message*/
|
|
break;
|
|
case 20: /* id-DirectTransfer*/
|
|
break;
|
|
case 21: /* id-OverloadControl*/
|
|
break;
|
|
case 22: /* id-ErrorIndication*/
|
|
break;
|
|
case 23: /* id-SRNS-DataForward*/
|
|
break;
|
|
case 24: /* id-ForwardSRNS-Context*/
|
|
break;
|
|
case 25: /* id-privateMessage*/
|
|
break;
|
|
case 26: /* id-CN-DeactivateTrace*/
|
|
break;
|
|
case 27: /* id-ResetResource*/
|
|
offset = dissect_resetResourceAcknowledge(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 28: /* id-RANAP-Relocation*/
|
|
break;
|
|
case 29: /* id-RAB-ModifyRequest*/
|
|
break;
|
|
case 30: /* id-LocationRelatedData*/
|
|
offset = dissect_locationRelatedDataResponse(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 31: /* id-InformationTransfer*/
|
|
offset = dissect_informationTransferConfirmation(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 32: /* id-UESpecificInformation*/
|
|
break;
|
|
case 33: /* id-UplinkInformationExchange*/
|
|
offset = dissect_uplinkInformationExchangeResponse(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 34: /* id-DirectInformationTransfer*/
|
|
break;
|
|
case 35: /* id-MBMSSessionStart*/
|
|
offset = dissect_mBMSSessionStartResponse(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 36: /* id-MBMSSessionUpdate*/
|
|
offset = dissect_mBMSSessionUpdateResponse(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 37: /* id-MBMSSessionStop*/
|
|
offset = dissect_mBMSSessionStopResponse(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 38: /* id-MBMSUELinking*/
|
|
break;
|
|
case 39: /* id-MBMSRegistration*/
|
|
offset = dissect_mBMSRegistrationResponse(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 40: /* id-MBMSCNDe-Registration-Procedure*/
|
|
offset = dissect_mBMSCNDeRegistrationResponse(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 41: /* id-MBMSRABEstablishmentIndication*/
|
|
break;
|
|
case 42: /* id-MBMSRABRelease*/
|
|
offset = dissect_mBMSRABRelease(tvb, offset, pinfo, tree);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
break;
|
|
case 2:
|
|
/* unsuccessfulOutcome */
|
|
switch(ProcedureCode){
|
|
case 0: /* id-RAB-Assignment*/
|
|
break;
|
|
case 1: /* id-Iu-Release */
|
|
break;
|
|
case 2: /* id-RelocationPreparation*/
|
|
offset = dissect_relocationPreparationFailure(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 3: /* id-RelocationResourceAllocation*/
|
|
offset = dissect_relocationFailure(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 4: /* id-RelocationCancel*/
|
|
break;
|
|
case 5: /* id-SRNS-ContextTransfer*/
|
|
break;
|
|
case 6: /* id-SecurityModeControl*/
|
|
offset = dissect_securityModeReject(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 7: /* id-DataVolumeReport*/
|
|
break;
|
|
case 9: /* id-Reset*/
|
|
break;
|
|
case 10: /* id-RAB-ReleaseRequest*/
|
|
break;
|
|
case 11: /* id-Iu-ReleaseRequest*/
|
|
break;
|
|
case 12: /* id-RelocationDetect*/
|
|
break;
|
|
case 13: /* id-RelocationComplete*/
|
|
break;
|
|
case 14: /* id-Paging*/
|
|
break;
|
|
case 15: /* id-CommonID*/
|
|
break;
|
|
case 16: /* id-CN-InvokeTrace*/
|
|
break;
|
|
case 17: /* id-LocationReportingControl*/
|
|
break;
|
|
case 18: /* id-LocationReport*/
|
|
break;
|
|
case 19: /* id-InitialUE-Message*/
|
|
break;
|
|
case 20: /* id-DirectTransfer*/
|
|
break;
|
|
case 21: /* id-OverloadControl*/
|
|
break;
|
|
case 22: /* id-ErrorIndication*/
|
|
break;
|
|
case 23: /* id-SRNS-DataForward*/
|
|
break;
|
|
case 24: /* id-ForwardSRNS-Context*/
|
|
break;
|
|
case 25: /* id-privateMessage*/
|
|
break;
|
|
case 26: /* id-CN-DeactivateTrace*/
|
|
break;
|
|
case 27: /* id-ResetResource*/
|
|
break;
|
|
case 28: /* id-RANAP-Relocation*/
|
|
break;
|
|
case 29: /* id-RAB-ModifyRequest*/
|
|
break;
|
|
case 30: /* id-LocationRelatedData*/
|
|
offset = dissect_locationRelatedDataFailure(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 31: /* id-InformationTransfer*/
|
|
offset = dissect_informationTransferFailure(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 32: /* id-UESpecificInformation*/
|
|
break;
|
|
case 33: /* id-UplinkInformationExchange*/
|
|
offset = dissect_uplinkInformationExchangeFailure(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 34: /* id-DirectInformationTransfer*/
|
|
break;
|
|
case 35: /* id-MBMSSessionStart*/
|
|
offset = dissect_mBMSSessionStartFailure(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 36: /* id-MBMSSessionUpdate*/
|
|
offset = dissect_mBMSSessionUpdateFailure(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 37: /* id-MBMSSessionStop*/
|
|
break;
|
|
case 38: /* id-MBMSUELinking*/
|
|
break;
|
|
case 39: /* id-MBMSRegistration*/
|
|
offset = dissect_mBMSRegistrationFailure(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 40: /* id-MBMSCNDe-Registration-Procedure*/
|
|
break;
|
|
case 41: /* id-MBMSRABEstablishmentIndication*/
|
|
break;
|
|
case 42: /* id-MBMSRABRelease*/
|
|
offset = dissect_mBMSRABReleaseFailure(tvb, offset, pinfo, tree);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
break;
|
|
case 3:
|
|
/* outcome */
|
|
switch(ProcedureCode){
|
|
case 0: /* id-RAB-Assignment*/
|
|
offset = dissect_rAB_AssignmentResponse(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 1: /* id-Iu-Release */
|
|
offset = dissect_iu_ReleaseCommand(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 2: /* id-RelocationPreparation*/
|
|
break;
|
|
case 3: /* id-RelocationResourceAllocation*/
|
|
break;
|
|
case 4: /* id-RelocationCancel*/
|
|
break;
|
|
case 5: /* id-SRNS-ContextTransfer*/
|
|
break;
|
|
case 6: /* id-SecurityModeControl*/
|
|
break;
|
|
case 7: /* id-DataVolumeReport*/
|
|
break;
|
|
case 9: /* id-Reset*/
|
|
break;
|
|
case 10: /* id-RAB-ReleaseRequest*/
|
|
break;
|
|
case 11: /* id-Iu-ReleaseRequest*/
|
|
break;
|
|
case 12: /* id-RelocationDetect*/
|
|
break;
|
|
case 13: /* id-RelocationComplete*/
|
|
break;
|
|
case 14: /* id-Paging*/
|
|
break;
|
|
case 15: /* id-CommonID*/
|
|
break;
|
|
case 16: /* id-CN-InvokeTrace*/
|
|
break;
|
|
case 17: /* id-LocationReportingControl*/
|
|
break;
|
|
case 18: /* id-LocationReport*/
|
|
break;
|
|
case 19: /* id-InitialUE-Message*/
|
|
break;
|
|
case 20: /* id-DirectTransfer*/
|
|
break;
|
|
case 21: /* id-OverloadControl*/
|
|
break;
|
|
case 22: /* id-ErrorIndication*/
|
|
break;
|
|
case 23: /* id-SRNS-DataForward*/
|
|
break;
|
|
case 24: /* id-ForwardSRNS-Context*/
|
|
break;
|
|
case 25: /* id-privateMessage*/
|
|
break;
|
|
case 26: /* id-CN-DeactivateTrace*/
|
|
break;
|
|
case 27: /* id-ResetResource*/
|
|
break;
|
|
case 28: /* id-RANAP-Relocation*/
|
|
break;
|
|
case 29: /* id-RAB-ModifyRequest*/
|
|
break;
|
|
case 30: /* id-LocationRelatedData*/
|
|
break;
|
|
case 31: /* id-InformationTransfer*/
|
|
break;
|
|
case 32: /* id-UESpecificInformation*/
|
|
break;
|
|
case 33: /* id-UplinkInformationExchange*/
|
|
break;
|
|
case 34: /* id-DirectInformationTransfer*/
|
|
break;
|
|
case 35: /* id-MBMSSessionStart*/
|
|
break;
|
|
case 36: /* id-MBMSSessionUpdate*/
|
|
break;
|
|
case 37: /* id-MBMSSessionStop*/
|
|
break;
|
|
case 38: /* id-MBMSUELinking*/
|
|
offset = dissect_mBMSUELinkingResponse(tvb, offset, pinfo, tree);
|
|
break;
|
|
case 39: /* id-MBMSRegistration*/
|
|
break;
|
|
case 40: /* id-MBMSCNDe-Registration-Procedure*/
|
|
break;
|
|
case 41: /* id-MBMSRABEstablishmentIndication*/
|
|
break;
|
|
case 42: /* id-MBMSRABRelease*/
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
return offset;
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
dissect_ranap(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
|
|
{
|
|
proto_item *ranap_item = NULL;
|
|
proto_tree *ranap_tree = NULL;
|
|
int offset = 0;
|
|
|
|
top_tree = tree;
|
|
|
|
/* make entry in the Protocol column on summary display */
|
|
if (check_col(pinfo->cinfo, COL_PROTOCOL))
|
|
col_set_str(pinfo->cinfo, COL_PROTOCOL, "RANAP");
|
|
|
|
/* create the ranap protocol tree */
|
|
ranap_item = proto_tree_add_item(tree, proto_ranap, tvb, 0, -1, FALSE);
|
|
ranap_tree = proto_item_add_subtree(ranap_item, ett_ranap);
|
|
|
|
offset = dissect_ranap_RANAP_PDU(tvb, offset, pinfo, ranap_tree, hf_ranap_RANAP_PDU);
|
|
|
|
}
|
|
|
|
static gboolean
|
|
dissect_sccp_ranap_heur(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
|
|
{
|
|
guint8 temp;
|
|
|
|
/* Is it a ranap packet?
|
|
*
|
|
* 4th octet should be the length of the rest of the message.
|
|
* note: I believe the length octet may actually be represented
|
|
* by more than one octet. Something like...
|
|
* bit 01234567 octets
|
|
* 0xxxxxxx 1
|
|
* 10xxxxxx xxxxxxxx 2
|
|
* For now, we have ignored this. I hope that's safe.
|
|
*
|
|
* 2nd octet is the message-type e Z[0, 28]
|
|
* (obviously there must be at least four octets)
|
|
*
|
|
* If both hold true we'll assume its RANAP
|
|
*/
|
|
|
|
#define LENGTH_OFFSET 3
|
|
#define MSG_TYPE_OFFSET 1
|
|
if (tvb_length(tvb) < 4) { return FALSE; }
|
|
if (tvb_get_guint8(tvb, LENGTH_OFFSET) != (tvb_length(tvb) - 4)) { return FALSE; }
|
|
temp = tvb_get_guint8(tvb, MSG_TYPE_OFFSET);
|
|
if (temp > 28) { return FALSE; }
|
|
|
|
dissect_ranap(tvb, pinfo, tree);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/*--- proto_reg_handoff_ranap ---------------------------------------
|
|
This proto is called directly from packet-gsm_a and needs to know component type */
|
|
void proto_reg_handoff_ranap(void) {
|
|
dissector_handle_t ranap_handle;
|
|
|
|
ranap_handle = create_dissector_handle(dissect_ranap, proto_ranap);
|
|
dissector_add("sccp.ssn", SCCP_SSN_RANAP, ranap_handle);
|
|
|
|
/* Add heuristic dissector
|
|
* Perhaps we want a preference whether the heuristic dissector
|
|
* is or isn't enabled
|
|
*/
|
|
heur_dissector_add("sccp", dissect_sccp_ranap_heur, proto_ranap);
|
|
|
|
|
|
}
|
|
|
|
/*--- proto_register_ranap -------------------------------------------*/
|
|
void proto_register_ranap(void) {
|
|
|
|
/* List of fields */
|
|
static hf_register_info hf[] = {
|
|
{ &hf_ranap_RANAP_PDU,
|
|
{ "RANAP_PDU", "ranap.ranap_pdu",
|
|
FT_UINT32, BASE_DEC, VALS(ranap_RANAP_PDU_vals), 0,
|
|
"RANAP_PDU", HFILL }},
|
|
{ &hf_ranap_pdu_length,
|
|
{ "PDU Length", "ranap.pdu_length", FT_UINT32, BASE_DEC,
|
|
NULL, 0, "Number of octets in the PDU", HFILL }},
|
|
{ &hf_ranap_IE_length,
|
|
{ "IE Length", "ranap.ie_length", FT_UINT32, BASE_DEC,
|
|
NULL, 0, "Number of octets in the IE", HFILL }},
|
|
|
|
#include "packet-ranap-hfarr.c"
|
|
};
|
|
|
|
/* List of subtrees */
|
|
static gint *ett[] = {
|
|
&ett_ranap,
|
|
#include "packet-ranap-ettarr.c"
|
|
};
|
|
|
|
/* Register protocol */
|
|
proto_ranap = proto_register_protocol(PNAME, PSNAME, PFNAME);
|
|
/*XXX register_dissector("ranap", dissect_ranap, proto_ranap);*/
|
|
/* Register fields and subtrees */
|
|
proto_register_field_array(proto_ranap, hf, array_length(hf));
|
|
proto_register_subtree_array(ett, array_length(ett));
|
|
register_dissector("ranap", dissect_ranap, proto_ranap);
|
|
nas_pdu_dissector_table = register_dissector_table("ranap.nas_pdu", "RANAP NAS PDU", FT_UINT8, BASE_DEC);
|
|
|
|
|
|
}
|
|
|
|
|