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wireshark/epan/dissectors/packet-tcap.c

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/* Do not modify this file. */
/* It is created automatically by the ASN.1 to Wireshark dissector compiler */
/* packet-tcap.c */
/* ../../tools/asn2wrs.py -b -p tcap -c ./tcap.cnf -s ./packet-tcap-template -D . -O ../../epan/dissectors tcap.asn UnidialoguePDUs.asn DialoguePDUs.asn */
/* Input file: packet-tcap-template.c */
#line 1 "../../asn1/tcap/packet-tcap-template.c"
/* packet-tcap-template.c
* Routines for TCAP
* Copyright 2004 - 2005, Tim Endean <endeant@hotmail.com>
* Built from the gsm-map dissector Copyright 2004 - 2005, Anders Broman <anders.broman@ericsson.com>
*
* $Id$
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 1998 Gerald Combs
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
* References: ETSI 300 374
*/
#include "config.h"
#include <glib.h>
#include <epan/packet.h>
#include <epan/prefs.h>
#include <epan/oids.h>
#include <epan/asn1.h>
#include <epan/strutil.h>
#include <string.h>
#include "packet-ber.h"
#include "packet-tcap.h"
#include "packet-frame.h"
#include <epan/tcap-persistentdata.h>
#define PNAME "Transaction Capabilities Application Part"
#define PSNAME "TCAP"
#define PFNAME "tcap"
/* Initialize the protocol and registered fields */
static int proto_tcap = -1;
static int hf_tcap_tag = -1;
static int hf_tcap_length = -1;
static int hf_tcap_data = -1;
static int hf_tcap_tid = -1;
int hf_tcapsrt_SessionId=-1;
int hf_tcapsrt_Duplicate=-1;
int hf_tcapsrt_BeginSession=-1;
int hf_tcapsrt_EndSession=-1;
int hf_tcapsrt_SessionTime=-1;
/*--- Included file: packet-tcap-hf.c ---*/
#line 1 "../../asn1/tcap/packet-tcap-hf.c"
static int hf_tcap_UniDialoguePDU_PDU = -1; /* UniDialoguePDU */
static int hf_tcap_DialoguePDU_PDU = -1; /* DialoguePDU */
static int hf_tcap_oid = -1; /* OBJECT_IDENTIFIER */
static int hf_tcap_dialog = -1; /* Dialog1 */
static int hf_tcap_unidirectional = -1; /* Unidirectional */
static int hf_tcap_begin = -1; /* Begin */
static int hf_tcap_end = -1; /* End */
static int hf_tcap_continue = -1; /* Continue */
static int hf_tcap_abort = -1; /* Abort */
static int hf_tcap_dialoguePortion = -1; /* DialoguePortion */
static int hf_tcap_components = -1; /* ComponentPortion */
static int hf_tcap_otid = -1; /* OrigTransactionID */
static int hf_tcap_dtid = -1; /* DestTransactionID */
static int hf_tcap_reason = -1; /* Reason */
static int hf_tcap_p_abortCause = -1; /* P_AbortCause */
static int hf_tcap_u_abortCause = -1; /* DialoguePortion */
static int hf_tcap__untag_item = -1; /* Component */
static int hf_tcap_invoke = -1; /* Invoke */
static int hf_tcap_returnResultLast = -1; /* ReturnResult */
static int hf_tcap_returnError = -1; /* ReturnError */
static int hf_tcap_reject = -1; /* Reject */
static int hf_tcap_returnResultNotLast = -1; /* ReturnResult */
static int hf_tcap_invokeID = -1; /* InvokeIdType */
static int hf_tcap_linkedID = -1; /* InvokeIdType */
static int hf_tcap_opCode = -1; /* OPERATION */
static int hf_tcap_parameter = -1; /* Parameter */
static int hf_tcap_resultretres = -1; /* T_resultretres */
static int hf_tcap_errorCode = -1; /* ErrorCode */
static int hf_tcap_invokeIDRej = -1; /* T_invokeIDRej */
static int hf_tcap_derivable = -1; /* InvokeIdType */
static int hf_tcap_not_derivable = -1; /* NULL */
static int hf_tcap_problem = -1; /* T_problem */
static int hf_tcap_generalProblem = -1; /* GeneralProblem */
static int hf_tcap_invokeProblem = -1; /* InvokeProblem */
static int hf_tcap_returnResultProblem = -1; /* ReturnResultProblem */
static int hf_tcap_returnErrorProblem = -1; /* ReturnErrorProblem */
static int hf_tcap_localValue = -1; /* INTEGER */
static int hf_tcap_globalValue = -1; /* OBJECT_IDENTIFIER */
static int hf_tcap_nationaler = -1; /* INTEGER_M32768_32767 */
static int hf_tcap_privateer = -1; /* INTEGER */
static int hf_tcap_unidialoguePDU = -1; /* AUDT_apdu */
static int hf_tcap_audt_protocol_version = -1; /* AUDT_protocol_version */
static int hf_tcap_audt_application_context_name = -1; /* AUDT_application_context_name */
static int hf_tcap_audt_user_information = -1; /* AUDT_user_information */
static int hf_tcap_audt_user_information_item = -1; /* EXTERNAL */
static int hf_tcap_dialogueRequest = -1; /* AARQ_apdu */
static int hf_tcap_dialogueResponse = -1; /* AARE_apdu */
static int hf_tcap_dialogueAbort = -1; /* ABRT_apdu */
static int hf_tcap_aarq_protocol_version = -1; /* AARQ_protocol_version */
static int hf_tcap_aarq_application_context_name = -1; /* AARQ_application_context_name */
static int hf_tcap_aarq_user_information = -1; /* AARQ_user_information */
static int hf_tcap_aarq_user_information_item = -1; /* EXTERNAL */
static int hf_tcap_aare_protocol_version = -1; /* AARE_protocol_version */
static int hf_tcap_aare_application_context_name = -1; /* AARE_application_context_name */
static int hf_tcap_result = -1; /* Associate_result */
static int hf_tcap_result_source_diagnostic = -1; /* Associate_source_diagnostic */
static int hf_tcap_aare_user_information = -1; /* AARE_user_information */
static int hf_tcap_aare_user_information_item = -1; /* EXTERNAL */
static int hf_tcap_abort_source = -1; /* ABRT_source */
static int hf_tcap_abrt_user_information = -1; /* ABRT_user_information */
static int hf_tcap_abrt_user_information_item = -1; /* EXTERNAL */
static int hf_tcap_dialogue_service_user = -1; /* T_dialogue_service_user */
static int hf_tcap_dialogue_service_provider = -1; /* T_dialogue_service_provider */
/* named bits */
static int hf_tcap_AUDT_protocol_version_version1 = -1;
static int hf_tcap_AARQ_protocol_version_version1 = -1;
static int hf_tcap_AARE_protocol_version_version1 = -1;
/*--- End of included file: packet-tcap-hf.c ---*/
#line 61 "../../asn1/tcap/packet-tcap-template.c"
/* Initialize the subtree pointers */
static gint ett_tcap = -1;
static gint ett_param = -1;
static gint ett_otid = -1;
static gint ett_dtid = -1;
gint ett_tcap_stat = -1;
static struct tcapsrt_info_t * gp_tcapsrt_info;
static gboolean tcap_subdissector_used=FALSE;
static dissector_handle_t requested_subdissector_handle = NULL;
static struct tcaphash_context_t * gp_tcap_context=NULL;
/*--- Included file: packet-tcap-ett.c ---*/
#line 1 "../../asn1/tcap/packet-tcap-ett.c"
static gint ett_tcap_ExternalPDU_U = -1;
static gint ett_tcap_TCMessage = -1;
static gint ett_tcap_Unidirectional = -1;
static gint ett_tcap_Begin = -1;
static gint ett_tcap_End = -1;
static gint ett_tcap_Continue = -1;
static gint ett_tcap_Abort = -1;
static gint ett_tcap_Reason = -1;
static gint ett_tcap_SEQUENCE_SIZE_1_MAX_OF_Component = -1;
static gint ett_tcap_Component = -1;
static gint ett_tcap_Invoke = -1;
static gint ett_tcap_ReturnResult = -1;
static gint ett_tcap_T_resultretres = -1;
static gint ett_tcap_ReturnError = -1;
static gint ett_tcap_Reject = -1;
static gint ett_tcap_T_invokeIDRej = -1;
static gint ett_tcap_T_problem = -1;
static gint ett_tcap_OPERATION = -1;
static gint ett_tcap_ERROR = -1;
static gint ett_tcap_ErrorCode = -1;
static gint ett_tcap_UniDialoguePDU = -1;
static gint ett_tcap_AUDT_apdu_U = -1;
static gint ett_tcap_AUDT_protocol_version = -1;
static gint ett_tcap_AUDT_user_information = -1;
static gint ett_tcap_DialoguePDU = -1;
static gint ett_tcap_AARQ_apdu_U = -1;
static gint ett_tcap_AARQ_protocol_version = -1;
static gint ett_tcap_AARQ_user_information = -1;
static gint ett_tcap_AARE_apdu_U = -1;
static gint ett_tcap_AARE_protocol_version = -1;
static gint ett_tcap_AARE_user_information = -1;
static gint ett_tcap_ABRT_apdu_U = -1;
static gint ett_tcap_ABRT_user_information = -1;
static gint ett_tcap_Associate_source_diagnostic = -1;
/*--- End of included file: packet-tcap-ett.c ---*/
#line 77 "../../asn1/tcap/packet-tcap-template.c"
#define MAX_SSN 254
static range_t *global_ssn_range;
static range_t *ssn_range;
struct tcap_private_t tcap_private;
gboolean gtcap_HandleSRT=FALSE;
extern gboolean gtcap_PersistentSRT;
extern gboolean gtcap_DisplaySRT;
extern guint gtcap_RepetitionTimeout;
extern guint gtcap_LostTimeout;
static dissector_handle_t tcap_handle = NULL;
static dissector_table_t ber_oid_dissector_table;
static const char * cur_oid;
static const char * tcapext_oid;
static proto_tree * tcap_top_tree=NULL;
static proto_tree * tcap_stat_tree=NULL;
static dissector_handle_t data_handle;
static dissector_handle_t ansi_tcap_handle;
static void raz_tcap_private(struct tcap_private_t * p_tcap_private);
static int dissect_tcap_param(asn1_ctx_t *actx, proto_tree *tree, tvbuff_t *tvb, int offset);
static int dissect_tcap_ITU_ComponentPDU(gboolean implicit_tag _U_, tvbuff_t *tvb, int offset, asn1_ctx_t *actx _U_, proto_tree *tree, int hf_index _U_);
static GHashTable* ansi_sub_dissectors = NULL;
static GHashTable* itu_sub_dissectors = NULL;
static void dissect_tcap(tvbuff_t *tvb, packet_info *pinfo, proto_tree *parent_tree);
extern void add_ansi_tcap_subdissector(guint32 ssn, dissector_handle_t dissector) {
g_hash_table_insert(ansi_sub_dissectors,GUINT_TO_POINTER(ssn),dissector);
dissector_add_uint("sccp.ssn",ssn,tcap_handle);
}
extern void add_itu_tcap_subdissector(guint32 ssn, dissector_handle_t dissector) {
g_hash_table_insert(itu_sub_dissectors,GUINT_TO_POINTER(ssn),dissector);
dissector_add_uint("sccp.ssn",ssn,tcap_handle);
}
extern void delete_ansi_tcap_subdissector(guint32 ssn, dissector_handle_t dissector _U_) {
g_hash_table_remove(ansi_sub_dissectors,GUINT_TO_POINTER(ssn));
if (!get_itu_tcap_subdissector(ssn))
dissector_delete_uint("sccp.ssn",ssn,tcap_handle);
}
extern void delete_itu_tcap_subdissector(guint32 ssn, dissector_handle_t dissector _U_) {
g_hash_table_remove(itu_sub_dissectors,GUINT_TO_POINTER(ssn));
if (!get_ansi_tcap_subdissector(ssn))
dissector_delete_uint("sccp.ssn", ssn,tcap_handle);
}
dissector_handle_t get_ansi_tcap_subdissector(guint32 ssn) {
return (dissector_handle_t)g_hash_table_lookup(ansi_sub_dissectors,GUINT_TO_POINTER(ssn));
}
dissector_handle_t get_itu_tcap_subdissector(guint32 ssn) {
return (dissector_handle_t)g_hash_table_lookup(itu_sub_dissectors,GUINT_TO_POINTER(ssn));
}
/*--- Included file: packet-tcap-fn.c ---*/
#line 1 "../../asn1/tcap/packet-tcap-fn.c"
static int
dissect_tcap_OBJECT_IDENTIFIER(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_object_identifier(implicit_tag, actx, tree, tvb, offset, hf_index, NULL);
return offset;
}
static int
dissect_tcap_Dialog1(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
#line 69 "../../asn1/tcap/tcap.cnf"
offset = dissect_tcap_DialoguePDU(TRUE, tvb, offset, actx, tree, -1);
return offset;
}
static const ber_sequence_t ExternalPDU_U_sequence[] = {
{ &hf_tcap_oid , BER_CLASS_UNI, BER_UNI_TAG_OID, BER_FLAGS_NOOWNTAG, dissect_tcap_OBJECT_IDENTIFIER },
{ &hf_tcap_dialog , BER_CLASS_CON, 0, BER_FLAGS_IMPLTAG, dissect_tcap_Dialog1 },
{ NULL, 0, 0, 0, NULL }
};
static int
dissect_tcap_ExternalPDU_U(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset,
ExternalPDU_U_sequence, hf_index, ett_tcap_ExternalPDU_U);
return offset;
}
static int
dissect_tcap_ExternalPDU(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
#line 64 "../../asn1/tcap/tcap.cnf"
offset = dissect_ber_tagged_type(implicit_tag, actx, tree, tvb, offset,
hf_index, BER_CLASS_UNI, 8, TRUE, dissect_tcap_ExternalPDU_U);
return offset;
}
static int
dissect_tcap_DialogueOC(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
#line 59 "../../asn1/tcap/tcap.cnf"
offset = dissect_tcap_ExternalPDU(FALSE /*implicit_tag*/, tvb, offset, actx, tree, -1);
return offset;
}
static int
dissect_tcap_DialoguePortion(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_tagged_type(implicit_tag, actx, tree, tvb, offset,
hf_index, BER_CLASS_APP, 11, TRUE, dissect_tcap_DialogueOC);
return offset;
}
static int
dissect_tcap_InvokeIdType(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_integer(implicit_tag, actx, tree, tvb, offset, hf_index,
NULL);
return offset;
}
static int
dissect_tcap_INTEGER(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_integer(implicit_tag, actx, tree, tvb, offset, hf_index,
NULL);
return offset;
}
static const value_string tcap_OPERATION_vals[] = {
{ 0, "localValue" },
{ 1, "globalValue" },
{ 0, NULL }
};
static const ber_choice_t OPERATION_choice[] = {
{ 0, &hf_tcap_localValue , BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_tcap_INTEGER },
{ 1, &hf_tcap_globalValue , BER_CLASS_UNI, BER_UNI_TAG_OID, BER_FLAGS_NOOWNTAG, dissect_tcap_OBJECT_IDENTIFIER },
{ 0, NULL, 0, 0, 0, NULL }
};
static int
dissect_tcap_OPERATION(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_choice(actx, tree, tvb, offset,
OPERATION_choice, hf_index, ett_tcap_OPERATION,
NULL);
return offset;
}
static int
dissect_tcap_Parameter(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
#line 74 "../../asn1/tcap/tcap.cnf"
offset = dissect_tcap_param(actx,tree,tvb,offset);
return offset;
}
static const ber_sequence_t Invoke_sequence[] = {
{ &hf_tcap_invokeID , BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_tcap_InvokeIdType },
{ &hf_tcap_linkedID , BER_CLASS_CON, 0, BER_FLAGS_OPTIONAL|BER_FLAGS_IMPLTAG, dissect_tcap_InvokeIdType },
{ &hf_tcap_opCode , BER_CLASS_ANY/*choice*/, -1/*choice*/, BER_FLAGS_NOOWNTAG|BER_FLAGS_NOTCHKTAG, dissect_tcap_OPERATION },
{ &hf_tcap_parameter , BER_CLASS_ANY, 0, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_tcap_Parameter },
{ NULL, 0, 0, 0, NULL }
};
static int
dissect_tcap_Invoke(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset,
Invoke_sequence, hf_index, ett_tcap_Invoke);
return offset;
}
static const ber_sequence_t T_resultretres_sequence[] = {
{ &hf_tcap_opCode , BER_CLASS_ANY/*choice*/, -1/*choice*/, BER_FLAGS_NOOWNTAG|BER_FLAGS_NOTCHKTAG, dissect_tcap_OPERATION },
{ &hf_tcap_parameter , BER_CLASS_ANY, 0, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_tcap_Parameter },
{ NULL, 0, 0, 0, NULL }
};
static int
dissect_tcap_T_resultretres(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset,
T_resultretres_sequence, hf_index, ett_tcap_T_resultretres);
return offset;
}
static const ber_sequence_t ReturnResult_sequence[] = {
{ &hf_tcap_invokeID , BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_tcap_InvokeIdType },
{ &hf_tcap_resultretres , BER_CLASS_UNI, BER_UNI_TAG_SEQUENCE, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_tcap_T_resultretres },
{ NULL, 0, 0, 0, NULL }
};
static int
dissect_tcap_ReturnResult(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset,
ReturnResult_sequence, hf_index, ett_tcap_ReturnResult);
return offset;
}
static int
dissect_tcap_INTEGER_M32768_32767(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_integer(implicit_tag, actx, tree, tvb, offset, hf_index,
NULL);
return offset;
}
static const value_string tcap_ErrorCode_vals[] = {
{ 19, "nationaler" },
{ 20, "privateer" },
{ 0, NULL }
};
static const ber_choice_t ErrorCode_choice[] = {
{ 19, &hf_tcap_nationaler , BER_CLASS_PRI, 19, BER_FLAGS_IMPLTAG, dissect_tcap_INTEGER_M32768_32767 },
{ 20, &hf_tcap_privateer , BER_CLASS_PRI, 20, BER_FLAGS_IMPLTAG, dissect_tcap_INTEGER },
{ 0, NULL, 0, 0, 0, NULL }
};
static int
dissect_tcap_ErrorCode(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_choice(actx, tree, tvb, offset,
ErrorCode_choice, hf_index, ett_tcap_ErrorCode,
NULL);
return offset;
}
static const ber_sequence_t ReturnError_sequence[] = {
{ &hf_tcap_invokeID , BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_tcap_InvokeIdType },
{ &hf_tcap_errorCode , BER_CLASS_ANY/*choice*/, -1/*choice*/, BER_FLAGS_NOOWNTAG|BER_FLAGS_NOTCHKTAG, dissect_tcap_ErrorCode },
{ &hf_tcap_parameter , BER_CLASS_ANY, 0, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_tcap_Parameter },
{ NULL, 0, 0, 0, NULL }
};
static int
dissect_tcap_ReturnError(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset,
ReturnError_sequence, hf_index, ett_tcap_ReturnError);
return offset;
}
static int
dissect_tcap_NULL(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_null(implicit_tag, actx, tree, tvb, offset, hf_index);
return offset;
}
static const value_string tcap_T_invokeIDRej_vals[] = {
{ 0, "derivable" },
{ 1, "not-derivable" },
{ 0, NULL }
};
static const ber_choice_t T_invokeIDRej_choice[] = {
{ 0, &hf_tcap_derivable , BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_tcap_InvokeIdType },
{ 1, &hf_tcap_not_derivable , BER_CLASS_UNI, BER_UNI_TAG_NULL, BER_FLAGS_NOOWNTAG, dissect_tcap_NULL },
{ 0, NULL, 0, 0, 0, NULL }
};
static int
dissect_tcap_T_invokeIDRej(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_choice(actx, tree, tvb, offset,
T_invokeIDRej_choice, hf_index, ett_tcap_T_invokeIDRej,
NULL);
return offset;
}
static const value_string tcap_GeneralProblem_vals[] = {
{ 0, "unrecognizedComponent" },
{ 1, "mistypedComponent" },
{ 2, "badlyStructuredComponent" },
{ 0, NULL }
};
static int
dissect_tcap_GeneralProblem(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_integer(implicit_tag, actx, tree, tvb, offset, hf_index,
NULL);
return offset;
}
static const value_string tcap_InvokeProblem_vals[] = {
{ 0, "duplicateInvokeID" },
{ 1, "unrecognizedOperation" },
{ 2, "mistypedParameter" },
{ 3, "resourceLimitation" },
{ 4, "initiatingRelease" },
{ 5, "unrecognizedLinkedID" },
{ 6, "linkedResponseUnexpected" },
{ 7, "unexpectedLinkedOperation" },
{ 0, NULL }
};
static int
dissect_tcap_InvokeProblem(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_integer(implicit_tag, actx, tree, tvb, offset, hf_index,
NULL);
return offset;
}
static const value_string tcap_ReturnResultProblem_vals[] = {
{ 0, "unrecognizedInvokeID" },
{ 1, "returnResultUnexpected" },
{ 2, "mistypedParameter" },
{ 0, NULL }
};
static int
dissect_tcap_ReturnResultProblem(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_integer(implicit_tag, actx, tree, tvb, offset, hf_index,
NULL);
return offset;
}
static const value_string tcap_ReturnErrorProblem_vals[] = {
{ 0, "unrecognizedInvokeID" },
{ 1, "returnErrorUnexpected" },
{ 2, "unrecognizedError" },
{ 3, "unexpectedError" },
{ 4, "mistypedParameter" },
{ 0, NULL }
};
static int
dissect_tcap_ReturnErrorProblem(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_integer(implicit_tag, actx, tree, tvb, offset, hf_index,
NULL);
return offset;
}
static const value_string tcap_T_problem_vals[] = {
{ 0, "generalProblem" },
{ 1, "invokeProblem" },
{ 2, "returnResultProblem" },
{ 3, "returnErrorProblem" },
{ 0, NULL }
};
static const ber_choice_t T_problem_choice[] = {
{ 0, &hf_tcap_generalProblem , BER_CLASS_CON, 0, BER_FLAGS_IMPLTAG, dissect_tcap_GeneralProblem },
{ 1, &hf_tcap_invokeProblem , BER_CLASS_CON, 1, BER_FLAGS_IMPLTAG, dissect_tcap_InvokeProblem },
{ 2, &hf_tcap_returnResultProblem, BER_CLASS_CON, 2, BER_FLAGS_IMPLTAG, dissect_tcap_ReturnResultProblem },
{ 3, &hf_tcap_returnErrorProblem, BER_CLASS_CON, 3, BER_FLAGS_IMPLTAG, dissect_tcap_ReturnErrorProblem },
{ 0, NULL, 0, 0, 0, NULL }
};
static int
dissect_tcap_T_problem(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_choice(actx, tree, tvb, offset,
T_problem_choice, hf_index, ett_tcap_T_problem,
NULL);
return offset;
}
static const ber_sequence_t Reject_sequence[] = {
{ &hf_tcap_invokeIDRej , BER_CLASS_ANY/*choice*/, -1/*choice*/, BER_FLAGS_NOOWNTAG|BER_FLAGS_NOTCHKTAG, dissect_tcap_T_invokeIDRej },
{ &hf_tcap_problem , BER_CLASS_ANY/*choice*/, -1/*choice*/, BER_FLAGS_NOOWNTAG|BER_FLAGS_NOTCHKTAG, dissect_tcap_T_problem },
{ NULL, 0, 0, 0, NULL }
};
static int
dissect_tcap_Reject(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset,
Reject_sequence, hf_index, ett_tcap_Reject);
return offset;
}
static const value_string tcap_Component_vals[] = {
{ 1, "invoke" },
{ 2, "returnResultLast" },
{ 3, "returnError" },
{ 4, "reject" },
{ 7, "returnResultNotLast" },
{ 0, NULL }
};
static const ber_choice_t Component_choice[] = {
{ 1, &hf_tcap_invoke , BER_CLASS_CON, 1, BER_FLAGS_IMPLTAG, dissect_tcap_Invoke },
{ 2, &hf_tcap_returnResultLast, BER_CLASS_CON, 2, BER_FLAGS_IMPLTAG, dissect_tcap_ReturnResult },
{ 3, &hf_tcap_returnError , BER_CLASS_CON, 3, BER_FLAGS_IMPLTAG, dissect_tcap_ReturnError },
{ 4, &hf_tcap_reject , BER_CLASS_CON, 4, BER_FLAGS_IMPLTAG, dissect_tcap_Reject },
{ 7, &hf_tcap_returnResultNotLast, BER_CLASS_CON, 7, BER_FLAGS_IMPLTAG, dissect_tcap_ReturnResult },
{ 0, NULL, 0, 0, 0, NULL }
};
static int
dissect_tcap_Component(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
#line 79 "../../asn1/tcap/tcap.cnf"
tvbuff_t *next_tvb;
gint8 ber_class;
gboolean pc;
gint tag;
guint32 len, comp_offset;
gint ind_field;
comp_offset = dissect_ber_identifier(actx->pinfo, tree, tvb, offset, &ber_class, &pc, &tag);
comp_offset = dissect_ber_length(actx->pinfo, tree, tvb, comp_offset, &len, &ind_field);
/* we can believe the length now */
next_tvb = tvb_new_subset(tvb, offset, len+comp_offset-offset, len+comp_offset-offset);
if (!next_tvb)
return comp_offset;
TRY {
offset = dissect_ber_choice(actx, tree, tvb, offset,
Component_choice, hf_index, ett_tcap_Component,
NULL);
}
CATCH(BoundsError) {
RETHROW;
}
CATCH(ReportedBoundsError) {
show_reported_bounds_error(tvb, actx->pinfo, tree);
}
ENDTRY;
dissect_tcap_ITU_ComponentPDU(implicit_tag, next_tvb, 0, actx, tcap_top_tree, hf_index);
/* return comp_offset+len; or return offset (will be automatically added) */
return offset;
}
static const ber_sequence_t SEQUENCE_SIZE_1_MAX_OF_Component_sequence_of[1] = {
{ &hf_tcap__untag_item , BER_CLASS_ANY/*choice*/, -1/*choice*/, BER_FLAGS_NOOWNTAG|BER_FLAGS_NOTCHKTAG, dissect_tcap_Component },
};
static int
dissect_tcap_SEQUENCE_SIZE_1_MAX_OF_Component(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_sequence_of(implicit_tag, actx, tree, tvb, offset,
SEQUENCE_SIZE_1_MAX_OF_Component_sequence_of, hf_index, ett_tcap_SEQUENCE_SIZE_1_MAX_OF_Component);
return offset;
}
static int
dissect_tcap_ComponentPortion(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_tagged_type(implicit_tag, actx, tree, tvb, offset,
hf_index, BER_CLASS_APP, 12, TRUE, dissect_tcap_SEQUENCE_SIZE_1_MAX_OF_Component);
return offset;
}
static const ber_sequence_t Unidirectional_sequence[] = {
{ &hf_tcap_dialoguePortion, BER_CLASS_APP, 11, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_tcap_DialoguePortion },
{ &hf_tcap_components , BER_CLASS_APP, 12, BER_FLAGS_NOOWNTAG, dissect_tcap_ComponentPortion },
{ NULL, 0, 0, 0, NULL }
};
static int
dissect_tcap_Unidirectional(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset,
Unidirectional_sequence, hf_index, ett_tcap_Unidirectional);
return offset;
}
static int
dissect_tcap_OCTET_STRING_SIZE_1_4(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_octet_string(implicit_tag, actx, tree, tvb, offset, hf_index,
NULL);
return offset;
}
static int
dissect_tcap_OrigTransactionID(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
#line 126 "../../asn1/tcap/tcap.cnf"
tvbuff_t *parameter_tvb;
guint8 len, i;
proto_item *tid_item;
proto_tree *subtree;
tid_item = proto_tree_add_text(tree, tvb, offset, -1, "Source Transaction ID");
subtree = proto_item_add_subtree(tid_item, ett_otid);
dissect_ber_octet_string(implicit_tag, actx, subtree, tvb, offset, hf_tcap_tid, NULL);
PROTO_ITEM_SET_HIDDEN(actx->created_item);
offset = dissect_ber_octet_string(implicit_tag, actx, subtree, tvb, offset, hf_tcap_otid,
&parameter_tvb);
if (parameter_tvb){
len = tvb_length_remaining(parameter_tvb, 0);
switch(len) {
case 1:
gp_tcapsrt_info->src_tid=tvb_get_guint8(parameter_tvb, 0);
break;
case 2:
gp_tcapsrt_info->src_tid=tvb_get_ntohs(parameter_tvb, 0);
break;
case 4:
gp_tcapsrt_info->src_tid=tvb_get_ntohl(parameter_tvb, 0);
break;
default:
gp_tcapsrt_info->src_tid=0;
break;
}
if (len){
col_append_str(actx->pinfo->cinfo, COL_INFO, "otid(");
for(i=0;i<len;i++)
col_append_fstr(actx->pinfo->cinfo, COL_INFO, "%02x",tvb_get_guint8(parameter_tvb,i));
col_append_str(actx->pinfo->cinfo, COL_INFO, ") ");
}
}
return offset;
}
static const ber_sequence_t Begin_sequence[] = {
{ &hf_tcap_otid , BER_CLASS_APP, 8, BER_FLAGS_NOOWNTAG, dissect_tcap_OrigTransactionID },
{ &hf_tcap_dialoguePortion, BER_CLASS_APP, 11, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_tcap_DialoguePortion },
{ &hf_tcap_components , BER_CLASS_APP, 12, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_tcap_ComponentPortion },
{ NULL, 0, 0, 0, NULL }
};
static int
dissect_tcap_Begin(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
#line 204 "../../asn1/tcap/tcap.cnf"
gp_tcapsrt_info->ope=TC_BEGIN;
/* Do not change col_add_str() to col_append_str() here: we _want_ this call
* to overwrite whatever's currently in the INFO column (e.g., "UDT" from
* the SCCP dissector).
*
* If there's something there that should not be overwritten, whoever
* put that info there should call col_set_fence() to protect it.
*/
col_set_str(actx->pinfo->cinfo, COL_INFO, "Begin ");
offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset,
Begin_sequence, hf_index, ett_tcap_Begin);
return offset;
}
static int
dissect_tcap_DestTransactionID(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
#line 167 "../../asn1/tcap/tcap.cnf"
tvbuff_t *parameter_tvb;
guint8 len , i;
proto_item *tid_item;
proto_tree *subtree;
tid_item = proto_tree_add_text(tree, tvb, offset, -1, "Destination Transaction ID");
subtree = proto_item_add_subtree(tid_item, ett_dtid);
dissect_ber_octet_string(implicit_tag, actx, subtree, tvb, offset, hf_tcap_tid, NULL);
PROTO_ITEM_SET_HIDDEN(actx->created_item);
offset = dissect_ber_octet_string(implicit_tag, actx, subtree, tvb, offset, hf_tcap_dtid,
&parameter_tvb);
if (parameter_tvb){
len = tvb_length_remaining(parameter_tvb, 0);
switch(len) {
case 1:
gp_tcapsrt_info->dst_tid=tvb_get_guint8(parameter_tvb, 0);
break;
case 2:
gp_tcapsrt_info->dst_tid=tvb_get_ntohs(parameter_tvb, 0);
break;
case 4:
gp_tcapsrt_info->dst_tid=tvb_get_ntohl(parameter_tvb, 0);
break;
default:
gp_tcapsrt_info->dst_tid=0;
break;
}
if (len){
col_append_str(actx->pinfo->cinfo, COL_INFO, "dtid(");
for(i=0;i<len;i++)
col_append_fstr(actx->pinfo->cinfo, COL_INFO, "%02x",tvb_get_guint8(parameter_tvb,i));
col_append_str(actx->pinfo->cinfo, COL_INFO, ") ");
}
}
return offset;
}
static const ber_sequence_t End_sequence[] = {
{ &hf_tcap_dtid , BER_CLASS_APP, 9, BER_FLAGS_NOOWNTAG, dissect_tcap_DestTransactionID },
{ &hf_tcap_dialoguePortion, BER_CLASS_APP, 11, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_tcap_DialoguePortion },
{ &hf_tcap_components , BER_CLASS_APP, 12, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_tcap_ComponentPortion },
{ NULL, 0, 0, 0, NULL }
};
static int
dissect_tcap_End(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
#line 218 "../../asn1/tcap/tcap.cnf"
gp_tcapsrt_info->ope=TC_END;
col_set_str(actx->pinfo->cinfo, COL_INFO, "End ");
offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset,
End_sequence, hf_index, ett_tcap_End);
return offset;
}
static const ber_sequence_t Continue_sequence[] = {
{ &hf_tcap_otid , BER_CLASS_APP, 8, BER_FLAGS_NOOWNTAG, dissect_tcap_OrigTransactionID },
{ &hf_tcap_dtid , BER_CLASS_APP, 9, BER_FLAGS_NOOWNTAG, dissect_tcap_DestTransactionID },
{ &hf_tcap_dialoguePortion, BER_CLASS_APP, 11, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_tcap_DialoguePortion },
{ &hf_tcap_components , BER_CLASS_APP, 12, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_tcap_ComponentPortion },
{ NULL, 0, 0, 0, NULL }
};
static int
dissect_tcap_Continue(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
#line 225 "../../asn1/tcap/tcap.cnf"
gp_tcapsrt_info->ope=TC_CONT;
col_set_str(actx->pinfo->cinfo, COL_INFO, "Continue ");
offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset,
Continue_sequence, hf_index, ett_tcap_Continue);
return offset;
}
static const value_string tcap_P_AbortCause_U_vals[] = {
{ 0, "unrecognizedMessageType" },
{ 1, "unrecognizedTransactionID" },
{ 2, "badlyFormattedTransactionPortion" },
{ 3, "incorrectTransactionPortion" },
{ 4, "resourceLimitation" },
{ 0, NULL }
};
static int
dissect_tcap_P_AbortCause_U(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_integer(implicit_tag, actx, tree, tvb, offset, hf_index,
NULL);
return offset;
}
static int
dissect_tcap_P_AbortCause(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_tagged_type(implicit_tag, actx, tree, tvb, offset,
hf_index, BER_CLASS_APP, 10, TRUE, dissect_tcap_P_AbortCause_U);
return offset;
}
static const value_string tcap_Reason_vals[] = {
{ 10, "p-abortCause" },
{ 11, "u-abortCause" },
{ 0, NULL }
};
static const ber_choice_t Reason_choice[] = {
{ 10, &hf_tcap_p_abortCause , BER_CLASS_APP, 10, BER_FLAGS_NOOWNTAG, dissect_tcap_P_AbortCause },
{ 11, &hf_tcap_u_abortCause , BER_CLASS_APP, 11, BER_FLAGS_NOOWNTAG, dissect_tcap_DialoguePortion },
{ 0, NULL, 0, 0, 0, NULL }
};
static int
dissect_tcap_Reason(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_choice(actx, tree, tvb, offset,
Reason_choice, hf_index, ett_tcap_Reason,
NULL);
return offset;
}
static const ber_sequence_t Abort_sequence[] = {
{ &hf_tcap_dtid , BER_CLASS_APP, 9, BER_FLAGS_NOOWNTAG, dissect_tcap_DestTransactionID },
{ &hf_tcap_reason , BER_CLASS_ANY/*choice*/, -1/*choice*/, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG|BER_FLAGS_NOTCHKTAG, dissect_tcap_Reason },
{ NULL, 0, 0, 0, NULL }
};
static int
dissect_tcap_Abort(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
#line 232 "../../asn1/tcap/tcap.cnf"
gp_tcapsrt_info->ope=TC_ABORT;
col_set_str(actx->pinfo->cinfo, COL_INFO, "Abort ");
offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset,
Abort_sequence, hf_index, ett_tcap_Abort);
return offset;
}
static const value_string tcap_TCMessage_vals[] = {
{ 1, "unidirectional" },
{ 2, "begin" },
{ 4, "end" },
{ 5, "continue" },
{ 7, "abort" },
{ 0, NULL }
};
static const ber_choice_t TCMessage_choice[] = {
{ 1, &hf_tcap_unidirectional , BER_CLASS_APP, 1, BER_FLAGS_IMPLTAG, dissect_tcap_Unidirectional },
{ 2, &hf_tcap_begin , BER_CLASS_APP, 2, BER_FLAGS_IMPLTAG, dissect_tcap_Begin },
{ 4, &hf_tcap_end , BER_CLASS_APP, 4, BER_FLAGS_IMPLTAG, dissect_tcap_End },
{ 5, &hf_tcap_continue , BER_CLASS_APP, 5, BER_FLAGS_IMPLTAG, dissect_tcap_Continue },
{ 7, &hf_tcap_abort , BER_CLASS_APP, 7, BER_FLAGS_IMPLTAG, dissect_tcap_Abort },
{ 0, NULL, 0, 0, 0, NULL }
};
static int
dissect_tcap_TCMessage(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_choice(actx, tree, tvb, offset,
TCMessage_choice, hf_index, ett_tcap_TCMessage,
NULL);
return offset;
}
static const value_string tcap_ERROR_vals[] = {
{ 0, "localValue" },
{ 1, "globalValue" },
{ 0, NULL }
};
static const ber_choice_t ERROR_choice[] = {
{ 0, &hf_tcap_localValue , BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_tcap_INTEGER },
{ 1, &hf_tcap_globalValue , BER_CLASS_UNI, BER_UNI_TAG_OID, BER_FLAGS_NOOWNTAG, dissect_tcap_OBJECT_IDENTIFIER },
{ 0, NULL, 0, 0, 0, NULL }
};
static int
dissect_tcap_ERROR(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_choice(actx, tree, tvb, offset,
ERROR_choice, hf_index, ett_tcap_ERROR,
NULL);
return offset;
}
static const asn_namedbit AUDT_protocol_version_bits[] = {
{ 0, &hf_tcap_AUDT_protocol_version_version1, -1, -1, "version1", NULL },
{ 0, NULL, 0, 0, NULL, NULL }
};
static int
dissect_tcap_AUDT_protocol_version(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_bitstring(implicit_tag, actx, tree, tvb, offset,
AUDT_protocol_version_bits, hf_index, ett_tcap_AUDT_protocol_version,
NULL);
return offset;
}
static int
dissect_tcap_AUDT_application_context_name(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
#line 111 "../../asn1/tcap/tcap.cnf"
offset = dissect_ber_object_identifier_str(implicit_tag, actx, tree, tvb, offset, hf_index, &cur_oid);
tcap_private.oid= (void*) cur_oid;
tcap_private.acv=TRUE;
return offset;
}
static int
dissect_tcap_EXTERNAL(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_external_type(implicit_tag, tree, tvb, offset, actx, hf_index, NULL);
return offset;
}
static const ber_sequence_t AUDT_user_information_sequence_of[1] = {
{ &hf_tcap_audt_user_information_item, BER_CLASS_UNI, BER_UNI_TAG_EXTERNAL, BER_FLAGS_NOOWNTAG, dissect_tcap_EXTERNAL },
};
static int
dissect_tcap_AUDT_user_information(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_sequence_of(implicit_tag, actx, tree, tvb, offset,
AUDT_user_information_sequence_of, hf_index, ett_tcap_AUDT_user_information);
return offset;
}
static const ber_sequence_t AUDT_apdu_U_sequence[] = {
{ &hf_tcap_audt_protocol_version, BER_CLASS_CON, 0, BER_FLAGS_OPTIONAL|BER_FLAGS_IMPLTAG, dissect_tcap_AUDT_protocol_version },
{ &hf_tcap_audt_application_context_name, BER_CLASS_CON, 1, 0, dissect_tcap_AUDT_application_context_name },
{ &hf_tcap_audt_user_information, BER_CLASS_CON, 30, BER_FLAGS_OPTIONAL|BER_FLAGS_IMPLTAG, dissect_tcap_AUDT_user_information },
{ NULL, 0, 0, 0, NULL }
};
static int
dissect_tcap_AUDT_apdu_U(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset,
AUDT_apdu_U_sequence, hf_index, ett_tcap_AUDT_apdu_U);
return offset;
}
static int
dissect_tcap_AUDT_apdu(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_tagged_type(implicit_tag, actx, tree, tvb, offset,
hf_index, BER_CLASS_APP, 0, TRUE, dissect_tcap_AUDT_apdu_U);
return offset;
}
const value_string tcap_UniDialoguePDU_vals[] = {
{ 0, "unidialoguePDU" },
{ 0, NULL }
};
static const ber_choice_t UniDialoguePDU_choice[] = {
{ 0, &hf_tcap_unidialoguePDU , BER_CLASS_APP, 0, BER_FLAGS_NOOWNTAG, dissect_tcap_AUDT_apdu },
{ 0, NULL, 0, 0, 0, NULL }
};
int
dissect_tcap_UniDialoguePDU(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_choice(actx, tree, tvb, offset,
UniDialoguePDU_choice, hf_index, ett_tcap_UniDialoguePDU,
NULL);
return offset;
}
static const asn_namedbit AARQ_protocol_version_bits[] = {
{ 0, &hf_tcap_AARQ_protocol_version_version1, -1, -1, "version1", NULL },
{ 0, NULL, 0, 0, NULL, NULL }
};
static int
dissect_tcap_AARQ_protocol_version(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_bitstring(implicit_tag, actx, tree, tvb, offset,
AARQ_protocol_version_bits, hf_index, ett_tcap_AARQ_protocol_version,
NULL);
return offset;
}
static int
dissect_tcap_AARQ_application_context_name(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
#line 116 "../../asn1/tcap/tcap.cnf"
offset = dissect_ber_object_identifier_str(implicit_tag, actx, tree, tvb, offset, hf_index, &cur_oid);
tcap_private.oid= (void*) cur_oid;
tcap_private.acv=TRUE;
return offset;
}
static const ber_sequence_t AARQ_user_information_sequence_of[1] = {
{ &hf_tcap_aarq_user_information_item, BER_CLASS_UNI, BER_UNI_TAG_EXTERNAL, BER_FLAGS_NOOWNTAG, dissect_tcap_EXTERNAL },
};
static int
dissect_tcap_AARQ_user_information(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_sequence_of(implicit_tag, actx, tree, tvb, offset,
AARQ_user_information_sequence_of, hf_index, ett_tcap_AARQ_user_information);
return offset;
}
static const ber_sequence_t AARQ_apdu_U_sequence[] = {
{ &hf_tcap_aarq_protocol_version, BER_CLASS_CON, 0, BER_FLAGS_OPTIONAL|BER_FLAGS_IMPLTAG, dissect_tcap_AARQ_protocol_version },
{ &hf_tcap_aarq_application_context_name, BER_CLASS_CON, 1, 0, dissect_tcap_AARQ_application_context_name },
{ &hf_tcap_aarq_user_information, BER_CLASS_CON, 30, BER_FLAGS_OPTIONAL|BER_FLAGS_IMPLTAG, dissect_tcap_AARQ_user_information },
{ NULL, 0, 0, 0, NULL }
};
static int
dissect_tcap_AARQ_apdu_U(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset,
AARQ_apdu_U_sequence, hf_index, ett_tcap_AARQ_apdu_U);
return offset;
}
static int
dissect_tcap_AARQ_apdu(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_tagged_type(implicit_tag, actx, tree, tvb, offset,
hf_index, BER_CLASS_APP, 0, TRUE, dissect_tcap_AARQ_apdu_U);
return offset;
}
static const asn_namedbit AARE_protocol_version_bits[] = {
{ 0, &hf_tcap_AARE_protocol_version_version1, -1, -1, "version1", NULL },
{ 0, NULL, 0, 0, NULL, NULL }
};
static int
dissect_tcap_AARE_protocol_version(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_bitstring(implicit_tag, actx, tree, tvb, offset,
AARE_protocol_version_bits, hf_index, ett_tcap_AARE_protocol_version,
NULL);
return offset;
}
static int
dissect_tcap_AARE_application_context_name(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
#line 121 "../../asn1/tcap/tcap.cnf"
offset = dissect_ber_object_identifier_str(implicit_tag, actx, tree, tvb, offset, hf_index, &cur_oid);
tcap_private.oid= (void*) cur_oid;
tcap_private.acv=TRUE;
return offset;
}
static const value_string tcap_Associate_result_vals[] = {
{ 0, "accepted" },
{ 1, "reject-permanent" },
{ 0, NULL }
};
static int
dissect_tcap_Associate_result(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_integer(implicit_tag, actx, tree, tvb, offset, hf_index,
NULL);
return offset;
}
static const value_string tcap_T_dialogue_service_user_vals[] = {
{ 0, "null" },
{ 1, "no-reason-given" },
{ 2, "application-context-name-not-supported" },
{ 0, NULL }
};
static int
dissect_tcap_T_dialogue_service_user(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_integer(implicit_tag, actx, tree, tvb, offset, hf_index,
NULL);
return offset;
}
static const value_string tcap_T_dialogue_service_provider_vals[] = {
{ 0, "null" },
{ 1, "no-reason-given" },
{ 2, "no-common-dialogue-portion" },
{ 0, NULL }
};
static int
dissect_tcap_T_dialogue_service_provider(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_integer(implicit_tag, actx, tree, tvb, offset, hf_index,
NULL);
return offset;
}
static const value_string tcap_Associate_source_diagnostic_vals[] = {
{ 1, "dialogue-service-user" },
{ 2, "dialogue-service-provider" },
{ 0, NULL }
};
static const ber_choice_t Associate_source_diagnostic_choice[] = {
{ 1, &hf_tcap_dialogue_service_user, BER_CLASS_CON, 1, 0, dissect_tcap_T_dialogue_service_user },
{ 2, &hf_tcap_dialogue_service_provider, BER_CLASS_CON, 2, 0, dissect_tcap_T_dialogue_service_provider },
{ 0, NULL, 0, 0, 0, NULL }
};
static int
dissect_tcap_Associate_source_diagnostic(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_choice(actx, tree, tvb, offset,
Associate_source_diagnostic_choice, hf_index, ett_tcap_Associate_source_diagnostic,
NULL);
return offset;
}
static const ber_sequence_t AARE_user_information_sequence_of[1] = {
{ &hf_tcap_aare_user_information_item, BER_CLASS_UNI, BER_UNI_TAG_EXTERNAL, BER_FLAGS_NOOWNTAG, dissect_tcap_EXTERNAL },
};
static int
dissect_tcap_AARE_user_information(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_sequence_of(implicit_tag, actx, tree, tvb, offset,
AARE_user_information_sequence_of, hf_index, ett_tcap_AARE_user_information);
return offset;
}
static const ber_sequence_t AARE_apdu_U_sequence[] = {
{ &hf_tcap_aare_protocol_version, BER_CLASS_CON, 0, BER_FLAGS_OPTIONAL|BER_FLAGS_IMPLTAG, dissect_tcap_AARE_protocol_version },
{ &hf_tcap_aare_application_context_name, BER_CLASS_CON, 1, 0, dissect_tcap_AARE_application_context_name },
{ &hf_tcap_result , BER_CLASS_CON, 2, 0, dissect_tcap_Associate_result },
{ &hf_tcap_result_source_diagnostic, BER_CLASS_CON, 3, BER_FLAGS_NOTCHKTAG, dissect_tcap_Associate_source_diagnostic },
{ &hf_tcap_aare_user_information, BER_CLASS_CON, 30, BER_FLAGS_OPTIONAL|BER_FLAGS_IMPLTAG, dissect_tcap_AARE_user_information },
{ NULL, 0, 0, 0, NULL }
};
static int
dissect_tcap_AARE_apdu_U(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset,
AARE_apdu_U_sequence, hf_index, ett_tcap_AARE_apdu_U);
return offset;
}
static int
dissect_tcap_AARE_apdu(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_tagged_type(implicit_tag, actx, tree, tvb, offset,
hf_index, BER_CLASS_APP, 1, TRUE, dissect_tcap_AARE_apdu_U);
return offset;
}
static const value_string tcap_ABRT_source_vals[] = {
{ 0, "dialogue-service-user" },
{ 1, "dialogue-service-provider" },
{ 0, NULL }
};
static int
dissect_tcap_ABRT_source(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_integer(implicit_tag, actx, tree, tvb, offset, hf_index,
NULL);
return offset;
}
static const ber_sequence_t ABRT_user_information_sequence_of[1] = {
{ &hf_tcap_abrt_user_information_item, BER_CLASS_UNI, BER_UNI_TAG_EXTERNAL, BER_FLAGS_NOOWNTAG, dissect_tcap_EXTERNAL },
};
static int
dissect_tcap_ABRT_user_information(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_sequence_of(implicit_tag, actx, tree, tvb, offset,
ABRT_user_information_sequence_of, hf_index, ett_tcap_ABRT_user_information);
return offset;
}
static const ber_sequence_t ABRT_apdu_U_sequence[] = {
{ &hf_tcap_abort_source , BER_CLASS_CON, 0, BER_FLAGS_IMPLTAG, dissect_tcap_ABRT_source },
{ &hf_tcap_abrt_user_information, BER_CLASS_CON, 30, BER_FLAGS_OPTIONAL|BER_FLAGS_IMPLTAG, dissect_tcap_ABRT_user_information },
{ NULL, 0, 0, 0, NULL }
};
static int
dissect_tcap_ABRT_apdu_U(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset,
ABRT_apdu_U_sequence, hf_index, ett_tcap_ABRT_apdu_U);
return offset;
}
static int
dissect_tcap_ABRT_apdu(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_tagged_type(implicit_tag, actx, tree, tvb, offset,
hf_index, BER_CLASS_APP, 4, TRUE, dissect_tcap_ABRT_apdu_U);
return offset;
}
const value_string tcap_DialoguePDU_vals[] = {
{ 0, "dialogueRequest" },
{ 1, "dialogueResponse" },
{ 4, "dialogueAbort" },
{ 0, NULL }
};
static const ber_choice_t DialoguePDU_choice[] = {
{ 0, &hf_tcap_dialogueRequest, BER_CLASS_APP, 0, BER_FLAGS_NOOWNTAG, dissect_tcap_AARQ_apdu },
{ 1, &hf_tcap_dialogueResponse, BER_CLASS_APP, 1, BER_FLAGS_NOOWNTAG, dissect_tcap_AARE_apdu },
{ 4, &hf_tcap_dialogueAbort , BER_CLASS_APP, 4, BER_FLAGS_NOOWNTAG, dissect_tcap_ABRT_apdu },
{ 0, NULL, 0, 0, 0, NULL }
};
int
dissect_tcap_DialoguePDU(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_choice(actx, tree, tvb, offset,
DialoguePDU_choice, hf_index, ett_tcap_DialoguePDU,
NULL);
return offset;
}
/*--- PDUs ---*/
static void dissect_UniDialoguePDU_PDU(tvbuff_t *tvb _U_, packet_info *pinfo _U_, proto_tree *tree _U_) {
asn1_ctx_t asn1_ctx;
asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, TRUE, pinfo);
dissect_tcap_UniDialoguePDU(FALSE, tvb, 0, &asn1_ctx, tree, hf_tcap_UniDialoguePDU_PDU);
}
static void dissect_DialoguePDU_PDU(tvbuff_t *tvb _U_, packet_info *pinfo _U_, proto_tree *tree _U_) {
asn1_ctx_t asn1_ctx;
asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, TRUE, pinfo);
dissect_tcap_DialoguePDU(FALSE, tvb, 0, &asn1_ctx, tree, hf_tcap_DialoguePDU_PDU);
}
/*--- End of included file: packet-tcap-fn.c ---*/
#line 140 "../../asn1/tcap/packet-tcap-template.c"
const value_string tcap_component_type_str[] = {
{ TCAP_COMP_INVOKE, "Invoke" },
{ TCAP_COMP_RRL, "Return Result(L)" },
{ TCAP_COMP_RE, "Return Error" },
{ TCAP_COMP_REJECT, "Reject" },
{ TCAP_COMP_RRN, "Return Result(NL)" },
{ 0, NULL } };
static void
dissect_tcap(tvbuff_t *tvb, packet_info *pinfo, proto_tree *parent_tree)
{
proto_item *item=NULL;
proto_tree *tree=NULL;
struct tcaphash_context_t * p_tcap_context;
dissector_handle_t subdissector_handle;
asn1_ctx_t asn1_ctx;
gint8 ber_class;
gboolean pc;
gint tag;
/* Check if ANSI TCAP and call the ANSI TCAP dissector if that's the case
* PackageType ::= CHOICE { unidirectional [PRIVATE 1] IMPLICIT UniTransactionPDU,
* queryWithPerm [PRIVATE 2] IMPLICIT TransactionPDU,
* queryWithoutPerm [PRIVATE 3] IMPLICIT TransactionPDU,
* response [PRIVATE 4] IMPLICIT TransactionPDU,
* conversationWithPerm [PRIVATE 5] IMPLICIT TransactionPDU,
* conversationWithoutPerm [PRIVATE 6] IMPLICIT TransactionPDU,
* abort [PRIVATE 22] IMPLICIT Abort
* }
*
*
*/
get_ber_identifier(tvb, 0, &ber_class, &pc, &tag);
if(ber_class == BER_CLASS_PRI){
switch(tag){
case 1:
case 2:
case 3:
case 4:
case 5:
case 6:
case 22:
call_dissector(ansi_tcap_handle, tvb, pinfo, parent_tree);
return;
break;
default:
return;
}
}
/* ITU TCAP */
asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, TRUE, pinfo);
tcap_top_tree = parent_tree;
tcap_stat_tree = NULL;
col_set_str(pinfo->cinfo, COL_PROTOCOL, "TCAP");
/* create display subtree for the protocol */
if(parent_tree){
item = proto_tree_add_item(parent_tree, proto_tcap, tvb, 0, -1, ENC_NA);
tree = proto_item_add_subtree(item, ett_tcap);
tcap_stat_tree=tree;
}
cur_oid = NULL;
tcapext_oid = NULL;
raz_tcap_private(&tcap_private);
pinfo->private_data = &tcap_private;
gp_tcapsrt_info=tcapsrt_razinfo();
tcap_subdissector_used=FALSE;
gp_tcap_context=NULL;
dissect_tcap_TCMessage(FALSE, tvb, 0, &asn1_ctx, tree, -1);
if (gtcap_HandleSRT && !tcap_subdissector_used ) {
p_tcap_context=tcapsrt_call_matching(tvb, pinfo, tcap_stat_tree, gp_tcapsrt_info);
tcap_private.context=p_tcap_context;
/* If the current message is TCAP only,
* save the Application Context Name for the next messages
*/
if ( p_tcap_context && cur_oid && !p_tcap_context->oid_present ) {
/* Save the application context and the sub dissector */
g_strlcpy(p_tcap_context->oid, cur_oid, sizeof(p_tcap_context->oid));
p_tcap_context->oid_present=TRUE;
if ( (subdissector_handle = dissector_get_string_handle(ber_oid_dissector_table, cur_oid)) ) {
p_tcap_context->subdissector_handle=subdissector_handle;
p_tcap_context->subdissector_present=TRUE;
}
}
if (gtcap_HandleSRT && p_tcap_context && p_tcap_context->callback) {
/* Callback fonction for the upper layer */
(p_tcap_context->callback)(tvb, pinfo, tcap_stat_tree, p_tcap_context);
}
}
}
void
proto_reg_handoff_tcap(void)
{
data_handle = find_dissector("data");
ansi_tcap_handle = find_dissector("ansi_tcap");
ber_oid_dissector_table = find_dissector_table("ber.oid");
/*--- Included file: packet-tcap-dis-tab.c ---*/
#line 1 "../../asn1/tcap/packet-tcap-dis-tab.c"
register_ber_oid_dissector("0.0.17.773.1.1.1", dissect_DialoguePDU_PDU, proto_tcap, "id-as-dialogue");
register_ber_oid_dissector("0.0.17.773.1.2.1", dissect_UniDialoguePDU_PDU, proto_tcap, "id-as-uniDialogue");
/*--- End of included file: packet-tcap-dis-tab.c ---*/
#line 252 "../../asn1/tcap/packet-tcap-template.c"
}
static void init_tcap(void);
void
proto_register_tcap(void)
{
/* Setup list of header fields See Section 1.6.1 for details*/
static hf_register_info hf[] = {
{ &hf_tcap_tag,
{ "Tag", "tcap.msgtype",
FT_UINT8, BASE_HEX, NULL, 0,
NULL, HFILL }
},
{ &hf_tcap_length,
{ "Length", "tcap.len",
FT_UINT8, BASE_DEC, NULL, 0,
NULL, HFILL }
},
{ &hf_tcap_data,
{ "Data", "tcap.data",
FT_BYTES, BASE_NONE, NULL, 0,
NULL, HFILL }
},
{ &hf_tcap_tid,
{ "Transaction Id", "tcap.tid",
FT_BYTES, BASE_NONE, NULL, 0,
NULL, HFILL }
},
/* Tcap Service Response Time */
{ &hf_tcapsrt_SessionId,
{ "Session Id",
"tcap.srt.session_id",
FT_UINT32, BASE_DEC, NULL, 0x0,
NULL, HFILL }
},
{ &hf_tcapsrt_BeginSession,
{ "Begin Session",
"tcap.srt.begin",
FT_FRAMENUM, BASE_NONE, NULL, 0x0,
"SRT Begin of Session", HFILL }
},
{ &hf_tcapsrt_EndSession,
{ "End Session",
"tcap.srt.end",
FT_FRAMENUM, BASE_NONE, NULL, 0x0,
"SRT End of Session", HFILL }
},
{ &hf_tcapsrt_SessionTime,
{ "Session duration",
"tcap.srt.sessiontime",
FT_RELATIVE_TIME, BASE_NONE, NULL, 0x0,
"Duration of the TCAP session", HFILL }
},
{ &hf_tcapsrt_Duplicate,
{ "Session Duplicate",
"tcap.srt.duplicate",
FT_FRAMENUM, BASE_NONE, NULL, 0x0,
"SRT Duplicated with Session", HFILL }
},
/*--- Included file: packet-tcap-hfarr.c ---*/
#line 1 "../../asn1/tcap/packet-tcap-hfarr.c"
{ &hf_tcap_UniDialoguePDU_PDU,
{ "UniDialoguePDU", "tcap.UniDialoguePDU",
FT_UINT32, BASE_DEC, VALS(tcap_UniDialoguePDU_vals), 0,
NULL, HFILL }},
{ &hf_tcap_DialoguePDU_PDU,
{ "DialoguePDU", "tcap.DialoguePDU",
FT_UINT32, BASE_DEC, VALS(tcap_DialoguePDU_vals), 0,
NULL, HFILL }},
{ &hf_tcap_oid,
{ "oid", "tcap.oid",
FT_OID, BASE_NONE, NULL, 0,
"OBJECT_IDENTIFIER", HFILL }},
{ &hf_tcap_dialog,
{ "dialog", "tcap.dialog",
FT_BYTES, BASE_NONE, NULL, 0,
"Dialog1", HFILL }},
{ &hf_tcap_unidirectional,
{ "unidirectional", "tcap.unidirectional",
FT_NONE, BASE_NONE, NULL, 0,
NULL, HFILL }},
{ &hf_tcap_begin,
{ "begin", "tcap.begin",
FT_NONE, BASE_NONE, NULL, 0,
NULL, HFILL }},
{ &hf_tcap_end,
{ "end", "tcap.end",
FT_NONE, BASE_NONE, NULL, 0,
NULL, HFILL }},
{ &hf_tcap_continue,
{ "continue", "tcap.continue",
FT_NONE, BASE_NONE, NULL, 0,
NULL, HFILL }},
{ &hf_tcap_abort,
{ "abort", "tcap.abort",
FT_NONE, BASE_NONE, NULL, 0,
NULL, HFILL }},
{ &hf_tcap_dialoguePortion,
{ "dialoguePortion", "tcap.dialoguePortion",
FT_BYTES, BASE_NONE, NULL, 0,
NULL, HFILL }},
{ &hf_tcap_components,
{ "components", "tcap.components",
FT_UINT32, BASE_DEC, NULL, 0,
"ComponentPortion", HFILL }},
{ &hf_tcap_otid,
{ "otid", "tcap.otid",
FT_BYTES, BASE_NONE, NULL, 0,
"OrigTransactionID", HFILL }},
{ &hf_tcap_dtid,
{ "dtid", "tcap.dtid",
FT_BYTES, BASE_NONE, NULL, 0,
"DestTransactionID", HFILL }},
{ &hf_tcap_reason,
{ "reason", "tcap.reason",
FT_UINT32, BASE_DEC, VALS(tcap_Reason_vals), 0,
NULL, HFILL }},
{ &hf_tcap_p_abortCause,
{ "p-abortCause", "tcap.p_abortCause",
FT_UINT32, BASE_DEC, VALS(tcap_P_AbortCause_U_vals), 0,
NULL, HFILL }},
{ &hf_tcap_u_abortCause,
{ "u-abortCause", "tcap.u_abortCause",
FT_BYTES, BASE_NONE, NULL, 0,
"DialoguePortion", HFILL }},
{ &hf_tcap__untag_item,
{ "Component", "tcap.Component",
FT_UINT32, BASE_DEC, VALS(tcap_Component_vals), 0,
NULL, HFILL }},
{ &hf_tcap_invoke,
{ "invoke", "tcap.invoke",
FT_NONE, BASE_NONE, NULL, 0,
NULL, HFILL }},
{ &hf_tcap_returnResultLast,
{ "returnResultLast", "tcap.returnResultLast",
FT_NONE, BASE_NONE, NULL, 0,
"ReturnResult", HFILL }},
{ &hf_tcap_returnError,
{ "returnError", "tcap.returnError",
FT_NONE, BASE_NONE, NULL, 0,
NULL, HFILL }},
{ &hf_tcap_reject,
{ "reject", "tcap.reject",
FT_NONE, BASE_NONE, NULL, 0,
NULL, HFILL }},
{ &hf_tcap_returnResultNotLast,
{ "returnResultNotLast", "tcap.returnResultNotLast",
FT_NONE, BASE_NONE, NULL, 0,
"ReturnResult", HFILL }},
{ &hf_tcap_invokeID,
{ "invokeID", "tcap.invokeID",
FT_INT32, BASE_DEC, NULL, 0,
"InvokeIdType", HFILL }},
{ &hf_tcap_linkedID,
{ "linkedID", "tcap.linkedID",
FT_INT32, BASE_DEC, NULL, 0,
"InvokeIdType", HFILL }},
{ &hf_tcap_opCode,
{ "opCode", "tcap.opCode",
FT_UINT32, BASE_DEC, VALS(tcap_OPERATION_vals), 0,
"OPERATION", HFILL }},
{ &hf_tcap_parameter,
{ "parameter", "tcap.parameter",
FT_NONE, BASE_NONE, NULL, 0,
NULL, HFILL }},
{ &hf_tcap_resultretres,
{ "resultretres", "tcap.resultretres",
FT_NONE, BASE_NONE, NULL, 0,
NULL, HFILL }},
{ &hf_tcap_errorCode,
{ "errorCode", "tcap.errorCode",
FT_UINT32, BASE_DEC, VALS(tcap_ErrorCode_vals), 0,
NULL, HFILL }},
{ &hf_tcap_invokeIDRej,
{ "invokeIDRej", "tcap.invokeIDRej",
FT_UINT32, BASE_DEC, VALS(tcap_T_invokeIDRej_vals), 0,
NULL, HFILL }},
{ &hf_tcap_derivable,
{ "derivable", "tcap.derivable",
FT_INT32, BASE_DEC, NULL, 0,
"InvokeIdType", HFILL }},
{ &hf_tcap_not_derivable,
{ "not-derivable", "tcap.not_derivable",
FT_NONE, BASE_NONE, NULL, 0,
NULL, HFILL }},
{ &hf_tcap_problem,
{ "problem", "tcap.problem",
FT_UINT32, BASE_DEC, VALS(tcap_T_problem_vals), 0,
NULL, HFILL }},
{ &hf_tcap_generalProblem,
{ "generalProblem", "tcap.generalProblem",
FT_INT32, BASE_DEC, VALS(tcap_GeneralProblem_vals), 0,
NULL, HFILL }},
{ &hf_tcap_invokeProblem,
{ "invokeProblem", "tcap.invokeProblem",
FT_INT32, BASE_DEC, VALS(tcap_InvokeProblem_vals), 0,
NULL, HFILL }},
{ &hf_tcap_returnResultProblem,
{ "returnResultProblem", "tcap.returnResultProblem",
FT_INT32, BASE_DEC, VALS(tcap_ReturnResultProblem_vals), 0,
NULL, HFILL }},
{ &hf_tcap_returnErrorProblem,
{ "returnErrorProblem", "tcap.returnErrorProblem",
FT_INT32, BASE_DEC, VALS(tcap_ReturnErrorProblem_vals), 0,
NULL, HFILL }},
{ &hf_tcap_localValue,
{ "localValue", "tcap.localValue",
FT_INT32, BASE_DEC, NULL, 0,
"INTEGER", HFILL }},
{ &hf_tcap_globalValue,
{ "globalValue", "tcap.globalValue",
FT_OID, BASE_NONE, NULL, 0,
"OBJECT_IDENTIFIER", HFILL }},
{ &hf_tcap_nationaler,
{ "nationaler", "tcap.nationaler",
FT_INT32, BASE_DEC, NULL, 0,
"INTEGER_M32768_32767", HFILL }},
{ &hf_tcap_privateer,
{ "privateer", "tcap.privateer",
FT_INT32, BASE_DEC, NULL, 0,
"INTEGER", HFILL }},
{ &hf_tcap_unidialoguePDU,
{ "unidialoguePDU", "tcap.unidialoguePDU",
FT_NONE, BASE_NONE, NULL, 0,
"AUDT_apdu", HFILL }},
{ &hf_tcap_audt_protocol_version,
{ "protocol-version", "tcap.protocol_version",
FT_BYTES, BASE_NONE, NULL, 0,
"AUDT_protocol_version", HFILL }},
{ &hf_tcap_audt_application_context_name,
{ "application-context-name", "tcap.application_context_name",
FT_OID, BASE_NONE, NULL, 0,
"AUDT_application_context_name", HFILL }},
{ &hf_tcap_audt_user_information,
{ "user-information", "tcap.user_information",
FT_UINT32, BASE_DEC, NULL, 0,
"AUDT_user_information", HFILL }},
{ &hf_tcap_audt_user_information_item,
{ "user-information item", "tcap.user_information_item",
FT_NONE, BASE_NONE, NULL, 0,
"EXTERNAL", HFILL }},
{ &hf_tcap_dialogueRequest,
{ "dialogueRequest", "tcap.dialogueRequest",
FT_NONE, BASE_NONE, NULL, 0,
"AARQ_apdu", HFILL }},
{ &hf_tcap_dialogueResponse,
{ "dialogueResponse", "tcap.dialogueResponse",
FT_NONE, BASE_NONE, NULL, 0,
"AARE_apdu", HFILL }},
{ &hf_tcap_dialogueAbort,
{ "dialogueAbort", "tcap.dialogueAbort",
FT_NONE, BASE_NONE, NULL, 0,
"ABRT_apdu", HFILL }},
{ &hf_tcap_aarq_protocol_version,
{ "protocol-version", "tcap.protocol_version",
FT_BYTES, BASE_NONE, NULL, 0,
"AARQ_protocol_version", HFILL }},
{ &hf_tcap_aarq_application_context_name,
{ "application-context-name", "tcap.application_context_name",
FT_OID, BASE_NONE, NULL, 0,
"AARQ_application_context_name", HFILL }},
{ &hf_tcap_aarq_user_information,
{ "user-information", "tcap.user_information",
FT_UINT32, BASE_DEC, NULL, 0,
"AARQ_user_information", HFILL }},
{ &hf_tcap_aarq_user_information_item,
{ "user-information item", "tcap.user_information_item",
FT_NONE, BASE_NONE, NULL, 0,
"EXTERNAL", HFILL }},
{ &hf_tcap_aare_protocol_version,
{ "protocol-version", "tcap.protocol_version",
FT_BYTES, BASE_NONE, NULL, 0,
"AARE_protocol_version", HFILL }},
{ &hf_tcap_aare_application_context_name,
{ "application-context-name", "tcap.application_context_name",
FT_OID, BASE_NONE, NULL, 0,
"AARE_application_context_name", HFILL }},
{ &hf_tcap_result,
{ "result", "tcap.result",
FT_INT32, BASE_DEC, VALS(tcap_Associate_result_vals), 0,
"Associate_result", HFILL }},
{ &hf_tcap_result_source_diagnostic,
{ "result-source-diagnostic", "tcap.result_source_diagnostic",
FT_UINT32, BASE_DEC, VALS(tcap_Associate_source_diagnostic_vals), 0,
"Associate_source_diagnostic", HFILL }},
{ &hf_tcap_aare_user_information,
{ "user-information", "tcap.user_information",
FT_UINT32, BASE_DEC, NULL, 0,
"AARE_user_information", HFILL }},
{ &hf_tcap_aare_user_information_item,
{ "user-information item", "tcap.user_information_item",
FT_NONE, BASE_NONE, NULL, 0,
"EXTERNAL", HFILL }},
{ &hf_tcap_abort_source,
{ "abort-source", "tcap.abort_source",
FT_INT32, BASE_DEC, VALS(tcap_ABRT_source_vals), 0,
"ABRT_source", HFILL }},
{ &hf_tcap_abrt_user_information,
{ "user-information", "tcap.user_information",
FT_UINT32, BASE_DEC, NULL, 0,
"ABRT_user_information", HFILL }},
{ &hf_tcap_abrt_user_information_item,
{ "user-information item", "tcap.user_information_item",
FT_NONE, BASE_NONE, NULL, 0,
"EXTERNAL", HFILL }},
{ &hf_tcap_dialogue_service_user,
{ "dialogue-service-user", "tcap.dialogue_service_user",
FT_INT32, BASE_DEC, VALS(tcap_T_dialogue_service_user_vals), 0,
NULL, HFILL }},
{ &hf_tcap_dialogue_service_provider,
{ "dialogue-service-provider", "tcap.dialogue_service_provider",
FT_INT32, BASE_DEC, VALS(tcap_T_dialogue_service_provider_vals), 0,
NULL, HFILL }},
{ &hf_tcap_AUDT_protocol_version_version1,
{ "version1", "tcap.version1",
FT_BOOLEAN, 8, NULL, 0x80,
NULL, HFILL }},
{ &hf_tcap_AARQ_protocol_version_version1,
{ "version1", "tcap.version1",
FT_BOOLEAN, 8, NULL, 0x80,
NULL, HFILL }},
{ &hf_tcap_AARE_protocol_version_version1,
{ "version1", "tcap.version1",
FT_BOOLEAN, 8, NULL, 0x80,
NULL, HFILL }},
/*--- End of included file: packet-tcap-hfarr.c ---*/
#line 314 "../../asn1/tcap/packet-tcap-template.c"
};
/* Setup protocol subtree array */
static gint *ett[] = {
&ett_tcap,
&ett_param,
&ett_otid,
&ett_dtid,
&ett_tcap_stat,
/*--- Included file: packet-tcap-ettarr.c ---*/
#line 1 "../../asn1/tcap/packet-tcap-ettarr.c"
&ett_tcap_ExternalPDU_U,
&ett_tcap_TCMessage,
&ett_tcap_Unidirectional,
&ett_tcap_Begin,
&ett_tcap_End,
&ett_tcap_Continue,
&ett_tcap_Abort,
&ett_tcap_Reason,
&ett_tcap_SEQUENCE_SIZE_1_MAX_OF_Component,
&ett_tcap_Component,
&ett_tcap_Invoke,
&ett_tcap_ReturnResult,
&ett_tcap_T_resultretres,
&ett_tcap_ReturnError,
&ett_tcap_Reject,
&ett_tcap_T_invokeIDRej,
&ett_tcap_T_problem,
&ett_tcap_OPERATION,
&ett_tcap_ERROR,
&ett_tcap_ErrorCode,
&ett_tcap_UniDialoguePDU,
&ett_tcap_AUDT_apdu_U,
&ett_tcap_AUDT_protocol_version,
&ett_tcap_AUDT_user_information,
&ett_tcap_DialoguePDU,
&ett_tcap_AARQ_apdu_U,
&ett_tcap_AARQ_protocol_version,
&ett_tcap_AARQ_user_information,
&ett_tcap_AARE_apdu_U,
&ett_tcap_AARE_protocol_version,
&ett_tcap_AARE_user_information,
&ett_tcap_ABRT_apdu_U,
&ett_tcap_ABRT_user_information,
&ett_tcap_Associate_source_diagnostic,
/*--- End of included file: packet-tcap-ettarr.c ---*/
#line 324 "../../asn1/tcap/packet-tcap-template.c"
};
/*static enum_val_t tcap_options[] = {
{ "itu", "ITU", ITU_TCAP_STANDARD },
{ "ansi", "ANSI", ANSI_TCAP_STANDARD },
{ NULL, NULL, 0 }
};*/
module_t *tcap_module;
/* Register the protocol name and description */
proto_tcap = proto_register_protocol(PNAME, PSNAME, PFNAME);
/* Required function calls to register the header fields and subtrees used */
proto_register_field_array(proto_tcap, hf, array_length(hf));
proto_register_subtree_array(ett, array_length(ett));
tcap_module = prefs_register_protocol(proto_tcap, NULL);
#if 0
prefs_register_enum_preference(tcap_module, "standard", "ITU TCAP standard",
"The SS7 standard used in ITU TCAP packets",
&tcap_standard, tcap_options, FALSE);
#else
prefs_register_obsolete_preference(tcap_module, "standard");
#endif
#if 0
prefs_register_bool_preference(tcap_module, "lock_info_col", "Lock Info column",
"Always show TCAP in Info column",
&lock_info_col);
#else
prefs_register_obsolete_preference(tcap_module, "lock_info_col");
#endif
/* Set default SSNs */
range_convert_str(&global_ssn_range, "", MAX_SSN);
ssn_range = range_empty();
prefs_register_range_preference(tcap_module, "ssn", "SCCP SSNs",
"SCCP (and SUA) SSNs to decode as TCAP",
&global_ssn_range, MAX_SSN);
prefs_register_bool_preference(tcap_module, "srt",
"Service Response Time Analyse",
"Activate the analyse for Response Time",
&gtcap_HandleSRT);
prefs_register_bool_preference(tcap_module, "persistentsrt",
"Persistent stats for SRT",
"Statistics for Response Time",
&gtcap_PersistentSRT);
prefs_register_uint_preference(tcap_module, "repetitiontimeout",
"Repetition timeout",
"Maximal delay for message repetion",
10, &gtcap_RepetitionTimeout);
prefs_register_uint_preference(tcap_module, "losttimeout",
"lost timeout",
"Maximal delay for message lost",
10, &gtcap_LostTimeout);
ansi_sub_dissectors = g_hash_table_new(g_direct_hash,g_direct_equal);
itu_sub_dissectors = g_hash_table_new(g_direct_hash,g_direct_equal);
/* 'globally' register dissector */
register_dissector("tcap", dissect_tcap, proto_tcap);
tcap_handle = create_dissector_handle(dissect_tcap, proto_tcap);
register_init_routine(&init_tcap);
}
static void range_delete_callback(guint32 ssn)
{
if ( ssn && !get_ansi_tcap_subdissector(ssn) && !get_itu_tcap_subdissector(ssn) ) {
dissector_delete_uint("sccp.ssn", ssn, tcap_handle);
}
}
static void range_add_callback(guint32 ssn)
{
if (ssn && !get_ansi_tcap_subdissector(ssn) && !get_itu_tcap_subdissector(ssn) ) {
dissector_add_uint("sccp.ssn", ssn, tcap_handle);
}
}
static void init_tcap(void) {
if (ssn_range) {
range_foreach(ssn_range, range_delete_callback);
g_free(ssn_range);
}
ssn_range = range_copy(global_ssn_range);
range_foreach(ssn_range, range_add_callback);
tcapsrt_init_routine();
}
static int
dissect_tcap_param(asn1_ctx_t *actx, proto_tree *tree, tvbuff_t *tvb, int offset)
{
gint tag_offset, saved_offset, len_offset;
tvbuff_t *next_tvb;
proto_tree *subtree;
proto_item *pi;
gint8 ber_class;
gboolean pc;
gint32 tag;
guint32 len;
guint32 tag_length;
guint32 len_length;
gboolean ind_field;
while (tvb_reported_length_remaining(tvb, offset) > 0)
{
saved_offset = offset;
offset = get_ber_identifier(tvb, offset, &ber_class, &pc, &tag);
tag_offset = offset;
offset = get_ber_length(tvb, offset, &len, &ind_field);
len_offset = offset;
tag_length = tag_offset - saved_offset;
len_length = len_offset - tag_offset;
if (pc)
{
pi = proto_tree_add_text(tree, tvb, saved_offset,
len + (len_offset - saved_offset),
"CONSTRUCTOR");
subtree = proto_item_add_subtree(pi, ett_param);
proto_tree_add_uint_format(subtree, hf_tcap_tag, tvb,
saved_offset, tag_length, tag,
"CONSTRUCTOR Tag");
proto_tree_add_uint(subtree, hf_tcap_tag, tvb, saved_offset,
tag_length, ber_class);
proto_tree_add_uint(subtree, hf_tcap_length, tvb, tag_offset,
len_length, len);
if (len-(2*ind_field)) /*should always be positive unless we get an empty contructor pointless? */
{
next_tvb = tvb_new_subset(tvb, offset, len-(2*ind_field),
len-(2*ind_field));
dissect_tcap_param(actx, subtree,next_tvb,0);
}
if (ind_field)
proto_tree_add_text(subtree, tvb, offset+len-2, 2, "CONSTRUCTOR EOC");
offset += len;
}
else
{
pi = proto_tree_add_text(tree, tvb, saved_offset,
len + (len_offset - saved_offset),
"Parameter (0x%.2x)", tag);
subtree = proto_item_add_subtree(pi, ett_param);
proto_tree_add_uint(subtree, hf_tcap_tag, tvb, saved_offset,
tag_length, tag);
proto_tree_add_uint(subtree, hf_tcap_length, tvb,
saved_offset+tag_length, len_length, len);
if (len) /* check for NULLS */
{
next_tvb = tvb_new_subset(tvb, offset, len, len);
dissect_ber_octet_string(TRUE, actx, tree, next_tvb, 0,
hf_tcap_data, NULL);
}
offset += len;
}
}
return offset;
}
static void raz_tcap_private(struct tcap_private_t * p_tcap_private)
{
memset(p_tcap_private,0,sizeof(struct tcap_private_t) );
}
/*
* Call ITU Subdissector to decode the Tcap Component
*/
static int
dissect_tcap_ITU_ComponentPDU(gboolean implicit_tag _U_, tvbuff_t *tvb, int offset, asn1_ctx_t *actx _U_, proto_tree *tree, int hf_index _U_)
{
dissector_handle_t subdissector_handle=NULL;
gboolean is_subdissector=FALSE;
struct tcaphash_context_t * p_tcap_context=NULL;
/*
* ok lets look at the oid and ssn and try and find a dissector, otherwise lets decode it.
*/
/*
* Handle The TCAP Service Response Time
*/
if ( gtcap_HandleSRT ) {
if (!tcap_subdissector_used) {
p_tcap_context=tcapsrt_call_matching(tvb, actx->pinfo, tcap_stat_tree, gp_tcapsrt_info);
tcap_subdissector_used=TRUE;
gp_tcap_context=p_tcap_context;
tcap_private.context=p_tcap_context;
}else{
/* Take the last TCAP context */
p_tcap_context = gp_tcap_context;
tcap_private.context=p_tcap_context;
}
}
if (p_tcap_context) {
if (cur_oid) {
if (p_tcap_context->oid_present) {
/* We have already an Application Context, check if we have
to fallback to a lower version */
if ( strncmp(p_tcap_context->oid, cur_oid, sizeof(p_tcap_context->oid))!=0) {
/* ACN, changed, Fallback to lower version
* and update the subdissector (purely formal)
*/
g_strlcpy(p_tcap_context->oid,cur_oid, sizeof(p_tcap_context->oid));
if ( (subdissector_handle = dissector_get_string_handle(ber_oid_dissector_table, cur_oid)) ) {
p_tcap_context->subdissector_handle=subdissector_handle;
p_tcap_context->subdissector_present=TRUE;
}
}
} else {
/* We do not have the OID in the TCAP context, so store it */
g_strlcpy(p_tcap_context->oid, cur_oid, sizeof(p_tcap_context->oid));
p_tcap_context->oid_present=TRUE;
/* Try to find a subdissector according to OID */
if ( (subdissector_handle
= dissector_get_string_handle(ber_oid_dissector_table, cur_oid)) ) {
p_tcap_context->subdissector_handle=subdissector_handle;
p_tcap_context->subdissector_present=TRUE;
} else {
/* Not found, so try to find a subdissector according to SSN */
if ( (subdissector_handle = get_itu_tcap_subdissector(actx->pinfo->match_uint))) {
/* Found according to SSN */
p_tcap_context->subdissector_handle=subdissector_handle;
p_tcap_context->subdissector_present=TRUE;
}
}
} /* context OID */
} else {
/* Copy the OID from the TCAP context to the current oid */
if (p_tcap_context->oid_present) {
tcap_private.oid= (void*) p_tcap_context->oid;
tcap_private.acv=TRUE;
}
} /* no OID */
} /* no TCAP context */
if ( p_tcap_context
&& p_tcap_context->subdissector_present) {
/* Take the subdissector from the context */
subdissector_handle=p_tcap_context->subdissector_handle;
is_subdissector=TRUE;
}
/* Have SccpUsersTable protocol taking precedence over sccp.ssn table */
if (!is_subdissector && requested_subdissector_handle) {
is_subdissector = TRUE;
subdissector_handle = requested_subdissector_handle;
}
if (!is_subdissector) {
/*
* If we do not currently know the subdissector, we have to find it
* - first, according to the OID
* - then according to the SSN
* - and at least, take the default Data handler
*/
if (ber_oid_dissector_table && cur_oid) {
/* Search if we can find the sub protocol according to the A.C.N */
if ( (subdissector_handle
= dissector_get_string_handle(ber_oid_dissector_table, cur_oid)) ) {
/* found */
is_subdissector=TRUE;
} else {
/* Search if we can found the sub protocol according to the SSN table */
if ( (subdissector_handle
= get_itu_tcap_subdissector(actx->pinfo->match_uint))) {
/* Found according to SSN */
is_subdissector=TRUE;
} else {
/* Nothing found, take the Data handler */
subdissector_handle = data_handle;
is_subdissector=TRUE;
} /* SSN */
} /* ACN */
} else {
/* There is no A.C.N for this transaction, so search in the SSN table */
if ( (subdissector_handle = get_itu_tcap_subdissector(actx->pinfo->match_uint))) {
/* Found according to SSN */
is_subdissector=TRUE;
} else {
subdissector_handle = data_handle;
is_subdissector=TRUE;
}
} /* OID */
} else {
/* We have it already */
}
/* Call the sub dissector if present, and not already called */
if (is_subdissector)
call_dissector(subdissector_handle, tvb, actx->pinfo, tree);
return offset;
}
void call_tcap_dissector(dissector_handle_t handle, tvbuff_t* tvb, packet_info* pinfo, proto_tree* tree) {
requested_subdissector_handle = handle;
TRY {
dissect_tcap(tvb, pinfo, tree);
} CATCH_ALL {
requested_subdissector_handle = NULL;
RETHROW;
} ENDTRY;
requested_subdissector_handle = NULL;
}
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