/* Do not modify this file. Changes will be overwritten. */ /* Generated automatically by the ASN.1 to Wireshark dissector compiler */ /* packet-ansi_tcap.c */ /* asn2wrs.py -b -L -p ansi_tcap -c ./ansi_tcap.cnf -s ./packet-ansi_tcap-template -D . -O ../.. TCAP-Remote-Operations-Information-Objects.asn TCAPPackage.asn */ /* packet-ansi_tcap-template.c * Routines for ANSI TCAP * Copyright 2007 Anders Broman * Built from the gsm-map dissector Copyright 2004 - 2005, Anders Broman * * Wireshark - Network traffic analyzer * By Gerald Combs * Copyright 1998 Gerald Combs * * SPDX-License-Identifier: GPL-2.0-or-later * References: T1.114 */ #include "config.h" #include #include #include #include #include #include #include "packet-ber.h" #include "packet-tcap.h" #include "packet-ansi_tcap.h" #define PNAME "ANSI Transaction Capabilities Application Part" #define PSNAME "ANSI_TCAP" #define PFNAME "ansi_tcap" void proto_register_ansi_tcap(void); void proto_reg_handoff_ansi_tcap(void); /* Preference settings */ #define ANSI_TCAP_TID_ONLY 0 #define ANSI_TCAP_TID_AND_SOURCE 1 #define ANSI_TCAP_TID_SOURCE_AND_DEST 2 static gint ansi_tcap_response_matching_type = ANSI_TCAP_TID_ONLY; /* Initialize the protocol and registered fields */ static int proto_ansi_tcap = -1; #if 0 static int hf_ansi_tcapsrt_SessionId = -1; static int hf_ansi_tcapsrt_Duplicate = -1; static int hf_ansi_tcapsrt_BeginSession = -1; static int hf_ansi_tcapsrt_EndSession = -1; static int hf_ansi_tcapsrt_SessionTime = -1; #endif static int hf_ansi_tcap_bit_h = -1; static int hf_ansi_tcap_op_family = -1; static int hf_ansi_tcap_op_specifier = -1; static int hf_ansi_tcap_national = -1; /* T_national */ static int hf_ansi_tcap_private = -1; /* T_private */ static int hf_ansi_tcap_national_01 = -1; /* INTEGER_M128_127 */ static int hf_ansi_tcap_ec_private = -1; /* ANSIMAPPrivateErrorcode */ static int hf_ansi_tcap_unidirectional = -1; /* T_unidirectional */ static int hf_ansi_tcap_queryWithPerm = -1; /* T_queryWithPerm */ static int hf_ansi_tcap_queryWithoutPerm = -1; /* T_queryWithoutPerm */ static int hf_ansi_tcap_response = -1; /* T_response */ static int hf_ansi_tcap_conversationWithPerm = -1; /* T_conversationWithPerm */ static int hf_ansi_tcap_conversationWithoutPerm = -1; /* T_conversationWithoutPerm */ static int hf_ansi_tcap_abort = -1; /* T_abort */ static int hf_ansi_tcap_identifier = -1; /* TransactionID */ static int hf_ansi_tcap_dialoguePortion = -1; /* DialoguePortion */ static int hf_ansi_tcap_componentPortion = -1; /* ComponentSequence */ static int hf_ansi_tcap_dialogPortion = -1; /* DialoguePortion */ static int hf_ansi_tcap_causeInformation = -1; /* T_causeInformation */ static int hf_ansi_tcap_abortCause = -1; /* P_Abort_cause */ static int hf_ansi_tcap_abort_userInformation = -1; /* UserAbortInformation */ static int hf_ansi_tcap_version = -1; /* ProtocolVersion */ static int hf_ansi_tcap_applicationContext = -1; /* T_applicationContext */ static int hf_ansi_tcap_integerApplicationId = -1; /* IntegerApplicationContext */ static int hf_ansi_tcap_objectApplicationId = -1; /* ObjectIDApplicationContext */ static int hf_ansi_tcap_userInformation = -1; /* UserInformation */ static int hf_ansi_tcap_securityContext = -1; /* T_securityContext */ static int hf_ansi_tcap_integerSecurityId = -1; /* INTEGER */ static int hf_ansi_tcap_objectSecurityId = -1; /* OBJECT_IDENTIFIER */ static int hf_ansi_tcap_confidentiality = -1; /* Confidentiality */ static int hf_ansi_tcap__untag_item = -1; /* EXTERNAL */ static int hf_ansi_tcap_confidentialityId = -1; /* T_confidentialityId */ static int hf_ansi_tcap_integerConfidentialityId = -1; /* INTEGER */ static int hf_ansi_tcap_objectConfidentialityId = -1; /* OBJECT_IDENTIFIER */ static int hf_ansi_tcap__untag_item_01 = -1; /* ComponentPDU */ static int hf_ansi_tcap_invokeLast = -1; /* Invoke */ static int hf_ansi_tcap_returnResultLast = -1; /* ReturnResult */ static int hf_ansi_tcap_returnError = -1; /* ReturnError */ static int hf_ansi_tcap_reject = -1; /* Reject */ static int hf_ansi_tcap_invokeNotLast = -1; /* Invoke */ static int hf_ansi_tcap_returnResultNotLast = -1; /* ReturnResult */ static int hf_ansi_tcap_componentIDs = -1; /* T_componentIDs */ static int hf_ansi_tcap_operationCode = -1; /* OperationCode */ static int hf_ansi_tcap_invoke_parameter = -1; /* T_invoke_parameter */ static int hf_ansi_tcap_componentID = -1; /* T_componentID */ static int hf_ansi_tcap_returnResult_parameter = -1; /* T_returnResult_parameter */ static int hf_ansi_tcap_componentID_01 = -1; /* T_componentID_01 */ static int hf_ansi_tcap_errorCode = -1; /* ErrorCode */ static int hf_ansi_tcap_returnError_parameter = -1; /* T_returnError_parameter */ static int hf_ansi_tcap_componentID_02 = -1; /* OCTET_STRING_SIZE_0_1 */ static int hf_ansi_tcap_rejectProblem = -1; /* Problem */ static int hf_ansi_tcap_reject_parameter = -1; /* T_reject_parameter */ static int hf_ansi_tcap_paramSequence = -1; /* T_paramSequence */ static int hf_ansi_tcap_paramSet = -1; /* T_paramSet */ /* Initialize the subtree pointers */ static gint ett_tcap = -1; static gint ett_param = -1; static gint ett_ansi_tcap_op_code_nat = -1; static gint ett_otid = -1; static gint ett_dtid = -1; static gint ett_ansi_tcap_stat = -1; static expert_field ei_ansi_tcap_dissector_not_implemented = EI_INIT; static struct tcapsrt_info_t * gp_tcapsrt_info; static gboolean tcap_subdissector_used=FALSE; static struct tcaphash_context_t * gp_tcap_context=NULL; /* Note the high bit should be masked off when registering in this table (0x7fff)*/ static dissector_table_t ansi_tcap_national_opcode_table; /* National Operation Codes */ static gint ett_ansi_tcap_OperationCode = -1; static gint ett_ansi_tcap_ErrorCode = -1; static gint ett_ansi_tcap_PackageType = -1; static gint ett_ansi_tcap_UniTransactionPDU = -1; static gint ett_ansi_tcap_TransactionPDU = -1; static gint ett_ansi_tcap_Abort = -1; static gint ett_ansi_tcap_T_causeInformation = -1; static gint ett_ansi_tcap_DialoguePortion_U = -1; static gint ett_ansi_tcap_T_applicationContext = -1; static gint ett_ansi_tcap_T_securityContext = -1; static gint ett_ansi_tcap_UserInformation_U = -1; static gint ett_ansi_tcap_Confidentiality = -1; static gint ett_ansi_tcap_T_confidentialityId = -1; static gint ett_ansi_tcap_SEQUENCE_OF_ComponentPDU = -1; static gint ett_ansi_tcap_ComponentPDU = -1; static gint ett_ansi_tcap_Invoke = -1; static gint ett_ansi_tcap_ReturnResult = -1; static gint ett_ansi_tcap_ReturnError = -1; static gint ett_ansi_tcap_Reject = -1; static gint ett_ansi_tcap_T_reject_parameter = -1; static gint ett_ansi_tcap_T_paramSequence = -1; static gint ett_ansi_tcap_T_paramSet = -1; #define MAX_SSN 254 extern gboolean gtcap_PersistentSRT; extern guint gtcap_RepetitionTimeout; extern guint gtcap_LostTimeout; /* When several Tcap components are received in a single TCAP message, we have to use several buffers for the stored parameters because else this data are erased during TAP dissector call */ #define MAX_TCAP_INSTANCE 10 int tcapsrt_global_current=0; struct tcapsrt_info_t tcapsrt_global_info[MAX_TCAP_INSTANCE]; static dissector_table_t ber_oid_dissector_table=NULL; static const char * cur_oid; static const char * tcapext_oid; static dissector_handle_t ansi_map_handle; static dissector_handle_t ain_handle; struct ansi_tcap_private_t ansi_tcap_private; #define MAX_TID_STR_LEN 1024 static void ansi_tcap_ctx_init(struct ansi_tcap_private_t *a_tcap_ctx) { memset(a_tcap_ctx, '\0', sizeof(*a_tcap_ctx)); a_tcap_ctx->signature = ANSI_TCAP_CTX_SIGNATURE; a_tcap_ctx->oid_is_present = FALSE; a_tcap_ctx->TransactionID_str = NULL; } static const value_string ansi_tcap_national_op_code_family_vals[] = { { 0x0, "All Families" }, { 0x1, "Parameter" }, { 0x2, "Charging" }, { 0x3, "Provide Instructions" }, { 0x4, "Connection Control" }, { 0x5, "Caller Interaction" }, { 0x6, "Send Notification" }, { 0x7, "Network Management" }, { 0x8, "Procedural" }, { 0x9, "Operation Control" }, { 0xa, "Report Event" }, /* Spare */ { 0x7e, "Miscellaneous" }, { 0x7f, "Reserved" }, { 0, NULL } }; /* Transaction tracking */ /* Transaction table */ struct ansi_tcap_invokedata_t { gint OperationCode; /* 0 : national, 1 : private */ gint32 OperationCode_private; gint32 OperationCode_national; }; static wmem_multimap_t *TransactionId_table=NULL; /* Store Invoke information needed for the corresponding reply */ static void save_invoke_data(packet_info *pinfo, proto_tree *tree _U_, tvbuff_t *tvb _U_){ struct ansi_tcap_invokedata_t *ansi_tcap_saved_invokedata; gchar *src, *dst; char *buf; src = address_to_str(pinfo->pool, &(pinfo->src)); dst = address_to_str(pinfo->pool, &(pinfo->dst)); if ((!pinfo->fd->visited)&&(ansi_tcap_private.TransactionID_str)){ /* Only do this once XXX I hope it's the right thing to do */ /* The hash string needs to contain src and dest to distiguish differnt flows */ switch(ansi_tcap_response_matching_type){ case ANSI_TCAP_TID_ONLY: buf = wmem_strdup(pinfo->pool, ansi_tcap_private.TransactionID_str); break; case ANSI_TCAP_TID_AND_SOURCE: buf = wmem_strdup_printf(pinfo->pool, "%s%s",ansi_tcap_private.TransactionID_str,src); break; case ANSI_TCAP_TID_SOURCE_AND_DEST: default: buf = wmem_strdup_printf(pinfo->pool, "%s%s%s",ansi_tcap_private.TransactionID_str,src,dst); break; } ansi_tcap_saved_invokedata = wmem_new(wmem_file_scope(), struct ansi_tcap_invokedata_t); ansi_tcap_saved_invokedata->OperationCode = ansi_tcap_private.d.OperationCode; ansi_tcap_saved_invokedata->OperationCode_national = ansi_tcap_private.d.OperationCode_national; ansi_tcap_saved_invokedata->OperationCode_private = ansi_tcap_private.d.OperationCode_private; wmem_multimap_insert32(TransactionId_table, wmem_strdup(wmem_file_scope(), buf), pinfo->num, ansi_tcap_saved_invokedata); /* ws_warning("Tcap Invoke Hash string %s",buf); */ } } static gboolean find_saved_invokedata(packet_info *pinfo, proto_tree *tree _U_, tvbuff_t *tvb _U_){ struct ansi_tcap_invokedata_t *ansi_tcap_saved_invokedata; gchar *src, *dst; char *buf; if (!ansi_tcap_private.TransactionID_str) { return FALSE; } src = address_to_str(pinfo->pool, &(pinfo->src)); dst = address_to_str(pinfo->pool, &(pinfo->dst)); /* The hash string needs to contain src and dest to distiguish differnt flows */ buf = (char *)wmem_alloc(pinfo->pool, MAX_TID_STR_LEN); buf[0] = '\0'; /* Reverse order to invoke */ switch(ansi_tcap_response_matching_type){ case ANSI_TCAP_TID_ONLY: snprintf(buf,MAX_TID_STR_LEN,"%s",ansi_tcap_private.TransactionID_str); break; case ANSI_TCAP_TID_AND_SOURCE: snprintf(buf,MAX_TID_STR_LEN,"%s%s",ansi_tcap_private.TransactionID_str,dst); break; case ANSI_TCAP_TID_SOURCE_AND_DEST: default: snprintf(buf,MAX_TID_STR_LEN,"%s%s%s",ansi_tcap_private.TransactionID_str,dst,src); break; } ansi_tcap_saved_invokedata = (struct ansi_tcap_invokedata_t *)wmem_multimap_lookup32_le(TransactionId_table, buf, pinfo->num); if(ansi_tcap_saved_invokedata){ ansi_tcap_private.d.OperationCode = ansi_tcap_saved_invokedata->OperationCode; ansi_tcap_private.d.OperationCode_national = ansi_tcap_saved_invokedata->OperationCode_national; ansi_tcap_private.d.OperationCode_private = ansi_tcap_saved_invokedata->OperationCode_private; return TRUE; } return FALSE; } /* As currently ANSI MAP is the only possible sub dissector this function * must be improved to handle general cases. * * * * TODO: * 1)Handle national codes * Design option * - Create a ansi.tcap.national dissector table and have dissectors for * national codes register there and let ansi tcap call them. * 2)Handle Private codes properly * Design question * Unclear how to differentiate between different private "code sets". * Use SCCP SSN table as before? or a ansi.tcap.private dissector table? * */ static gboolean find_tcap_subdissector(tvbuff_t *tvb, asn1_ctx_t *actx, proto_tree *tree){ proto_item *item; /* If "DialoguePortion objectApplicationId ObjectIDApplicationContext * points to the subdissector this code can be used. * if(ansi_tcap_private.d.oid_is_present){ call_ber_oid_callback(ansi_tcap_private.objectApplicationId_oid, tvb, 0, actx-pinfo, tree, NULL); return TRUE; } */ if(ansi_tcap_private.d.pdu == 1){ /* Save Invoke data for this transaction */ save_invoke_data(actx->pinfo, tree, tvb); }else{ /* Get saved data for this transaction */ if(find_saved_invokedata(actx->pinfo, tree, tvb)){ if(ansi_tcap_private.d.OperationCode == 0){ /* national */ item = proto_tree_add_int(tree, hf_ansi_tcap_national, tvb, 0, 0, ansi_tcap_private.d.OperationCode_national); }else{ item = proto_tree_add_int(tree, hf_ansi_tcap_private, tvb, 0, 0, ansi_tcap_private.d.OperationCode_private); } proto_item_set_generated(item); ansi_tcap_private.d.OperationCode_item = item; } } if(ansi_tcap_private.d.OperationCode == 0){ /* national */ guint8 family = (ansi_tcap_private.d.OperationCode_national & 0x7f00)>>8; guint8 specifier = (guint8)(ansi_tcap_private.d.OperationCode_national & 0xff); if(!dissector_try_uint(ansi_tcap_national_opcode_table, ansi_tcap_private.d.OperationCode_national, tvb, actx->pinfo, actx->subtree.top_tree)){ proto_tree_add_expert_format(tree, actx->pinfo, &ei_ansi_tcap_dissector_not_implemented, tvb, 0, -1, "Dissector for ANSI TCAP NATIONAL code:0x%x(Family %u, Specifier %u) \n" "not implemented. Contact Wireshark developers if you want this supported(Spec required)", ansi_tcap_private.d.OperationCode_national, family, specifier); return FALSE; } return TRUE; }else if(ansi_tcap_private.d.OperationCode == 1){ /* private */ if((ansi_tcap_private.d.OperationCode_private & 0xff00) == 0x0900){ /* This is abit of a hack as it assumes the private codes with a "family" of 0x09 is ANSI MAP * See TODO above. * N.S0005-0 v 1.0 TCAP Formats and Procedures 5-16 Application Services * 6.3.2 Component Portion * The Operation Code is partitioned into an Operation Family followed by a * Specifier associated with each Operation Family member. For TIA/EIA-41 the * Operation Family is coded as decimal 9. Bit H of the Operation Family is always * coded as 0. */ call_dissector_with_data(ansi_map_handle, tvb, actx->pinfo, actx->subtree.top_tree, &ansi_tcap_private); return TRUE; } else if ((ansi_tcap_private.d.OperationCode_private & 0xf000) == 0x6000) { call_dissector_with_data(ain_handle, tvb, actx->pinfo, actx->subtree.top_tree, &ansi_tcap_private); return TRUE; } } proto_tree_add_expert_format(tree, actx->pinfo, &ei_ansi_tcap_dissector_not_implemented, tvb, 0, -1, "Dissector for ANSI TCAP PRIVATE code:%u not implemented.\n" "Contact Wireshark developers if you want this supported(Spec required)", ansi_tcap_private.d.OperationCode_private); return FALSE; } static int dissect_ansi_tcap_T_national(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) { proto_tree *subtree; proto_item *spcifier_item; int start_offset = offset; guint8 family; guint8 specifier; offset = dissect_ber_integer(implicit_tag, actx, tree, tvb, offset, hf_index, &ansi_tcap_private.d.OperationCode_national); /* mask off the H bit */ ansi_tcap_private.d.OperationCode_national = (ansi_tcap_private.d.OperationCode_national&0x7fff); subtree = proto_item_add_subtree(actx->created_item, ett_ansi_tcap_op_code_nat); /* Bit H is used to distinguish between Operations that require a reply and those that do not. A value of 1 * indicates that a reply is required; a value of 0 indicates that a reply is not required. */ family = (ansi_tcap_private.d.OperationCode_national & 0x7f00)>>8; specifier = (guint8)(ansi_tcap_private.d.OperationCode_national & 0xff); proto_tree_add_item(subtree, hf_ansi_tcap_bit_h, tvb, start_offset, 2, ENC_BIG_ENDIAN); proto_tree_add_item(subtree, hf_ansi_tcap_op_family, tvb, start_offset, 2, ENC_BIG_ENDIAN); spcifier_item = proto_tree_add_item(subtree, hf_ansi_tcap_op_specifier, tvb, start_offset, 2, ENC_BIG_ENDIAN); switch(family){ case 0: /* All Families ( Not used ) */ break; case 1: /* Parameter */ if(specifier== 1){ proto_item_append_text(spcifier_item, " Provide Value"); }else if (specifier== 2){ proto_item_append_text(spcifier_item, " Set Value"); } break; case 2: /* Charging */ if (specifier== 1){ proto_item_append_text(spcifier_item, " Bill Call"); } break; case 3: /* Provide Instructions */ if (specifier== 1){ proto_item_append_text(spcifier_item, " Start"); }else if (specifier== 2){ proto_item_append_text(spcifier_item, " Assist"); } break; case 4: /* Connection Control */ if (specifier== 1){ proto_item_append_text(spcifier_item, " Connect"); }else if (specifier== 2){ proto_item_append_text(spcifier_item, " Temporary Connect"); }else if (specifier== 3){ proto_item_append_text(spcifier_item, " Disconnect"); }else if (specifier== 4){ proto_item_append_text(spcifier_item, " Forward Disconnect"); } break; default: break; } return offset; } static int dissect_ansi_tcap_T_private(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, &ansi_tcap_private.d.OperationCode_private); return offset; } static const value_string ansi_tcap_OperationCode_vals[] = { { 16, "national" }, { 17, "private" }, { 0, NULL } }; static const ber_choice_t OperationCode_choice[] = { { 16, &hf_ansi_tcap_national , BER_CLASS_PRI, 16, BER_FLAGS_IMPLTAG, dissect_ansi_tcap_T_national }, { 17, &hf_ansi_tcap_private , BER_CLASS_PRI, 17, BER_FLAGS_IMPLTAG, dissect_ansi_tcap_T_private }, { 0, NULL, 0, 0, 0, NULL } }; static int dissect_ansi_tcap_OperationCode(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, OperationCode_choice, hf_index, ett_ansi_tcap_OperationCode, &ansi_tcap_private.d.OperationCode); ansi_tcap_private.d.OperationCode_item = actx->created_item; return offset; } static int dissect_ansi_tcap_INTEGER_M128_127(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 ansi_tcap_ANSIMAPPrivateErrorcode_vals[] = { { 129, "unrecognized-MIN" }, { 130, "unrecognized-ESN" }, { 131, "mINorHLR-Mismatch" }, { 132, "operation-Sequence-Problem" }, { 133, "resource-Shortage" }, { 134, "operation-Not-Supported" }, { 135, "trunk-Unavailable" }, { 136, "parameter-Error" }, { 137, "system-Failure" }, { 138, "unrecognized-Parameter-Value" }, { 139, "feature-Inactive" }, { 140, "missing-Parameter" }, { 0, NULL } }; static int dissect_ansi_tcap_ANSIMAPPrivateErrorcode(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 ansi_tcap_ErrorCode_vals[] = { { 19, "national" }, { 20, "private" }, { 0, NULL } }; static const ber_choice_t ErrorCode_choice[] = { { 19, &hf_ansi_tcap_national_01, BER_CLASS_PRI, 19, 0, dissect_ansi_tcap_INTEGER_M128_127 }, { 20, &hf_ansi_tcap_ec_private, BER_CLASS_PRI, 20, BER_FLAGS_IMPLTAG, dissect_ansi_tcap_ANSIMAPPrivateErrorcode }, { 0, NULL, 0, 0, 0, NULL } }; static int dissect_ansi_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_ansi_tcap_ErrorCode, NULL); return offset; } static int dissect_ansi_tcap_TransactionID_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_) { tvbuff_t *next_tvb; guint8 len; offset = dissect_ber_octet_string(implicit_tag, actx, tree, tvb, offset, hf_index, &next_tvb); if(next_tvb) { len = tvb_reported_length_remaining(next_tvb, 0); if(len !=0){ /* 0 octets for the Unidirectional, * 4 octets for Query, Response & Abort * 8 octets for Conversation in the order Originating then Responding TID * * In order to match this it seems like we should only use the last 4 octets * in the 8 octets case. */ if (len > 4){ ansi_tcap_private.TransactionID_str = tvb_bytes_to_str(actx->pinfo->pool, next_tvb, 4,len-4); }else{ ansi_tcap_private.TransactionID_str = tvb_bytes_to_str(actx->pinfo->pool, next_tvb, 0,len); } } switch(len) { case 1: gp_tcapsrt_info->src_tid=tvb_get_guint8(next_tvb, 0); break; case 2: gp_tcapsrt_info->src_tid=tvb_get_ntohs(next_tvb, 0); break; case 4: gp_tcapsrt_info->src_tid=tvb_get_ntohl(next_tvb, 0); break; default: gp_tcapsrt_info->src_tid=0; break; } } return offset; } static int dissect_ansi_tcap_TransactionID(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_PRI, 7, TRUE, dissect_ansi_tcap_TransactionID_U); return offset; } static int dissect_ansi_tcap_OCTET_STRING_SIZE_1(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_ansi_tcap_ProtocolVersion(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_PRI, 26, TRUE, dissect_ansi_tcap_OCTET_STRING_SIZE_1); return offset; } static int dissect_ansi_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 int dissect_ansi_tcap_IntegerApplicationContext(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_PRI, 27, TRUE, dissect_ansi_tcap_INTEGER); return offset; } static int dissect_ansi_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_ansi_tcap_ObjectIDApplicationContext(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) { static const char * oid_str; offset = dissect_ber_tagged_type(implicit_tag, actx, tree, tvb, offset, hf_index, BER_CLASS_PRI, 28, TRUE, dissect_ansi_tcap_OBJECT_IDENTIFIER); ansi_tcap_private.objectApplicationId_oid= (const void*) oid_str; ansi_tcap_private.oid_is_present=TRUE; return offset; } static const value_string ansi_tcap_T_applicationContext_vals[] = { { 27, "integerApplicationId" }, { 28, "objectApplicationId" }, { 0, NULL } }; static const ber_choice_t T_applicationContext_choice[] = { { 27, &hf_ansi_tcap_integerApplicationId, BER_CLASS_PRI, 27, BER_FLAGS_NOOWNTAG, dissect_ansi_tcap_IntegerApplicationContext }, { 28, &hf_ansi_tcap_objectApplicationId, BER_CLASS_PRI, 28, BER_FLAGS_NOOWNTAG, dissect_ansi_tcap_ObjectIDApplicationContext }, { 0, NULL, 0, 0, 0, NULL } }; static int dissect_ansi_tcap_T_applicationContext(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_applicationContext_choice, hf_index, ett_ansi_tcap_T_applicationContext, NULL); return offset; } static int dissect_ansi_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 UserInformation_U_sequence_of[1] = { { &hf_ansi_tcap__untag_item, BER_CLASS_UNI, BER_UNI_TAG_EXTERNAL, BER_FLAGS_NOOWNTAG, dissect_ansi_tcap_EXTERNAL }, }; static int dissect_ansi_tcap_UserInformation_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_of(implicit_tag, actx, tree, tvb, offset, UserInformation_U_sequence_of, hf_index, ett_ansi_tcap_UserInformation_U); return offset; } static int dissect_ansi_tcap_UserInformation(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_PRI, 29, TRUE, dissect_ansi_tcap_UserInformation_U); return offset; } static const value_string ansi_tcap_T_securityContext_vals[] = { { 0, "integerSecurityId" }, { 1, "objectSecurityId" }, { 0, NULL } }; static const ber_choice_t T_securityContext_choice[] = { { 0, &hf_ansi_tcap_integerSecurityId, BER_CLASS_CON, 0, BER_FLAGS_IMPLTAG, dissect_ansi_tcap_INTEGER }, { 1, &hf_ansi_tcap_objectSecurityId, BER_CLASS_CON, 1, BER_FLAGS_IMPLTAG, dissect_ansi_tcap_OBJECT_IDENTIFIER }, { 0, NULL, 0, 0, 0, NULL } }; static int dissect_ansi_tcap_T_securityContext(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_securityContext_choice, hf_index, ett_ansi_tcap_T_securityContext, NULL); return offset; } static const value_string ansi_tcap_T_confidentialityId_vals[] = { { 0, "integerConfidentialityId" }, { 1, "objectConfidentialityId" }, { 0, NULL } }; static const ber_choice_t T_confidentialityId_choice[] = { { 0, &hf_ansi_tcap_integerConfidentialityId, BER_CLASS_CON, 0, BER_FLAGS_IMPLTAG, dissect_ansi_tcap_INTEGER }, { 1, &hf_ansi_tcap_objectConfidentialityId, BER_CLASS_CON, 1, BER_FLAGS_IMPLTAG, dissect_ansi_tcap_OBJECT_IDENTIFIER }, { 0, NULL, 0, 0, 0, NULL } }; static int dissect_ansi_tcap_T_confidentialityId(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_confidentialityId_choice, hf_index, ett_ansi_tcap_T_confidentialityId, NULL); return offset; } static const ber_sequence_t Confidentiality_sequence[] = { { &hf_ansi_tcap_confidentialityId, BER_CLASS_ANY/*choice*/, -1/*choice*/, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG|BER_FLAGS_NOTCHKTAG, dissect_ansi_tcap_T_confidentialityId }, { NULL, 0, 0, 0, NULL } }; static int dissect_ansi_tcap_Confidentiality(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, Confidentiality_sequence, hf_index, ett_ansi_tcap_Confidentiality); return offset; } static const ber_sequence_t DialoguePortion_U_sequence[] = { { &hf_ansi_tcap_version , BER_CLASS_PRI, 26, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_ansi_tcap_ProtocolVersion }, { &hf_ansi_tcap_applicationContext, BER_CLASS_ANY/*choice*/, -1/*choice*/, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG|BER_FLAGS_NOTCHKTAG, dissect_ansi_tcap_T_applicationContext }, { &hf_ansi_tcap_userInformation, BER_CLASS_PRI, 29, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_ansi_tcap_UserInformation }, { &hf_ansi_tcap_securityContext, BER_CLASS_ANY/*choice*/, -1/*choice*/, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG|BER_FLAGS_NOTCHKTAG, dissect_ansi_tcap_T_securityContext }, { &hf_ansi_tcap_confidentiality, BER_CLASS_CON, 2, BER_FLAGS_OPTIONAL|BER_FLAGS_IMPLTAG, dissect_ansi_tcap_Confidentiality }, { NULL, 0, 0, 0, NULL } }; static int dissect_ansi_tcap_DialoguePortion_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, DialoguePortion_U_sequence, hf_index, ett_ansi_tcap_DialoguePortion_U); return offset; } static int dissect_ansi_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_PRI, 25, TRUE, dissect_ansi_tcap_DialoguePortion_U); return offset; } static int dissect_ansi_tcap_T_componentIDs(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_ansi_tcap_T_invoke_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_) { if(find_tcap_subdissector(tvb, actx, tree)) offset = tvb_reported_length(tvb); return offset; } static const ber_sequence_t Invoke_sequence[] = { { &hf_ansi_tcap_componentIDs, BER_CLASS_PRI, 15, BER_FLAGS_OPTIONAL|BER_FLAGS_IMPLTAG, dissect_ansi_tcap_T_componentIDs }, { &hf_ansi_tcap_operationCode, BER_CLASS_ANY/*choice*/, -1/*choice*/, BER_FLAGS_NOOWNTAG|BER_FLAGS_NOTCHKTAG, dissect_ansi_tcap_OperationCode }, { &hf_ansi_tcap_invoke_parameter, BER_CLASS_ANY, 0, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_ansi_tcap_T_invoke_parameter }, { NULL, 0, 0, 0, NULL } }; static int dissect_ansi_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_) { ansi_tcap_private.d.pdu = 1; offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset, Invoke_sequence, hf_index, ett_ansi_tcap_Invoke); return offset; } static int dissect_ansi_tcap_T_componentID(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_ansi_tcap_T_returnResult_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_) { if(find_tcap_subdissector(tvb, actx, tree)) offset = tvb_reported_length(tvb); return offset; } static const ber_sequence_t ReturnResult_sequence[] = { { &hf_ansi_tcap_componentID, BER_CLASS_PRI, 15, BER_FLAGS_IMPLTAG, dissect_ansi_tcap_T_componentID }, { &hf_ansi_tcap_returnResult_parameter, BER_CLASS_ANY, 0, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_ansi_tcap_T_returnResult_parameter }, { NULL, 0, 0, 0, NULL } }; static int dissect_ansi_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_) { ansi_tcap_private.d.pdu = 2; offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset, ReturnResult_sequence, hf_index, ett_ansi_tcap_ReturnResult); return offset; } static int dissect_ansi_tcap_T_componentID_01(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_ansi_tcap_T_returnError_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_) { if(find_tcap_subdissector(tvb, actx, tree)) offset = tvb_reported_length(tvb); return offset; } static const ber_sequence_t ReturnError_sequence[] = { { &hf_ansi_tcap_componentID_01, BER_CLASS_PRI, 15, BER_FLAGS_IMPLTAG, dissect_ansi_tcap_T_componentID_01 }, { &hf_ansi_tcap_errorCode , BER_CLASS_ANY/*choice*/, -1/*choice*/, BER_FLAGS_NOOWNTAG|BER_FLAGS_NOTCHKTAG, dissect_ansi_tcap_ErrorCode }, { &hf_ansi_tcap_returnError_parameter, BER_CLASS_ANY, 0, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_ansi_tcap_T_returnError_parameter }, { NULL, 0, 0, 0, NULL } }; static int dissect_ansi_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_) { ansi_tcap_private.d.pdu = 3; offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset, ReturnError_sequence, hf_index, ett_ansi_tcap_ReturnError); return offset; } static int dissect_ansi_tcap_OCTET_STRING_SIZE_0_1(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 const value_string ansi_tcap_Problem_vals[] = { { 257, "general-unrecognisedComponentType" }, { 258, "general-incorrectComponentPortion" }, { 259, "general-badlyStructuredCompPortion" }, { 260, "general-incorrectComponentCoding" }, { 513, "invoke-duplicateInvocation" }, { 514, "invoke-unrecognisedOperation" }, { 515, "invoke-incorrectParameter" }, { 516, "invoke-unrecognisedCorrelationID" }, { 769, "returnResult-unrecognisedCorrelationID" }, { 770, "returnResult-unexpectedReturnResult" }, { 771, "returnResult-incorrectParameter" }, { 1025, "returnError-unrecognisedCorrelationID" }, { 1026, "returnError-unexpectedReturnError" }, { 1027, "returnError-unrecognisedError" }, { 1028, "returnError-unexpectedError" }, { 1029, "returnError-incorrectParameter" }, { 1281, "transaction-unrecognizedPackageType" }, { 1282, "transaction-incorrectTransPortion" }, { 1283, "transaction-badlyStructuredTransPortion" }, { 1284, "transaction-unassignedRespondingTransID" }, { 1285, "transaction-permissionToReleaseProblem" }, { 1286, "transaction-resourceUnavailable" }, { 0, NULL } }; static int dissect_ansi_tcap_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_integer(implicit_tag, actx, tree, tvb, offset, hf_index, NULL); return offset; } static const ber_sequence_t T_paramSequence_sequence[] = { { NULL, 0, 0, 0, NULL } }; static int dissect_ansi_tcap_T_paramSequence(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_paramSequence_sequence, hf_index, ett_ansi_tcap_T_paramSequence); return offset; } static const ber_sequence_t T_paramSet_set[] = { { NULL, 0, 0, 0, NULL } }; static int dissect_ansi_tcap_T_paramSet(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_set(implicit_tag, actx, tree, tvb, offset, T_paramSet_set, hf_index, ett_ansi_tcap_T_paramSet); return offset; } static const value_string ansi_tcap_T_reject_parameter_vals[] = { { 16, "paramSequence" }, { 18, "paramSet" }, { 0, NULL } }; static const ber_choice_t T_reject_parameter_choice[] = { { 16, &hf_ansi_tcap_paramSequence, BER_CLASS_PRI, 16, BER_FLAGS_IMPLTAG, dissect_ansi_tcap_T_paramSequence }, { 18, &hf_ansi_tcap_paramSet , BER_CLASS_PRI, 18, BER_FLAGS_IMPLTAG, dissect_ansi_tcap_T_paramSet }, { 0, NULL, 0, 0, 0, NULL } }; static int dissect_ansi_tcap_T_reject_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_) { offset = dissect_ber_choice(actx, tree, tvb, offset, T_reject_parameter_choice, hf_index, ett_ansi_tcap_T_reject_parameter, NULL); return offset; } static const ber_sequence_t Reject_sequence[] = { { &hf_ansi_tcap_componentID_02, BER_CLASS_PRI, 15, BER_FLAGS_IMPLTAG, dissect_ansi_tcap_OCTET_STRING_SIZE_0_1 }, { &hf_ansi_tcap_rejectProblem, BER_CLASS_PRI, 21, BER_FLAGS_IMPLTAG, dissect_ansi_tcap_Problem }, { &hf_ansi_tcap_reject_parameter, BER_CLASS_ANY/*choice*/, -1/*choice*/, BER_FLAGS_NOOWNTAG|BER_FLAGS_NOTCHKTAG, dissect_ansi_tcap_T_reject_parameter }, { NULL, 0, 0, 0, NULL } }; static int dissect_ansi_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_ansi_tcap_Reject); return offset; } static const value_string ansi_tcap_ComponentPDU_vals[] = { { 9, "invokeLast" }, { 10, "returnResultLast" }, { 11, "returnError" }, { 12, "reject" }, { 13, "invokeNotLast" }, { 14, "returnResultNotLast" }, { 0, NULL } }; static const ber_choice_t ComponentPDU_choice[] = { { 9, &hf_ansi_tcap_invokeLast, BER_CLASS_PRI, 9, BER_FLAGS_IMPLTAG, dissect_ansi_tcap_Invoke }, { 10, &hf_ansi_tcap_returnResultLast, BER_CLASS_PRI, 10, BER_FLAGS_IMPLTAG, dissect_ansi_tcap_ReturnResult }, { 11, &hf_ansi_tcap_returnError, BER_CLASS_PRI, 11, BER_FLAGS_IMPLTAG, dissect_ansi_tcap_ReturnError }, { 12, &hf_ansi_tcap_reject , BER_CLASS_PRI, 12, BER_FLAGS_IMPLTAG, dissect_ansi_tcap_Reject }, { 13, &hf_ansi_tcap_invokeNotLast, BER_CLASS_PRI, 13, BER_FLAGS_IMPLTAG, dissect_ansi_tcap_Invoke }, { 14, &hf_ansi_tcap_returnResultNotLast, BER_CLASS_PRI, 14, BER_FLAGS_IMPLTAG, dissect_ansi_tcap_ReturnResult }, { 0, NULL, 0, 0, 0, NULL } }; static int dissect_ansi_tcap_ComponentPDU(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, ComponentPDU_choice, hf_index, ett_ansi_tcap_ComponentPDU, NULL); return offset; } static const ber_sequence_t SEQUENCE_OF_ComponentPDU_sequence_of[1] = { { &hf_ansi_tcap__untag_item_01, BER_CLASS_ANY/*choice*/, -1/*choice*/, BER_FLAGS_NOOWNTAG|BER_FLAGS_NOTCHKTAG, dissect_ansi_tcap_ComponentPDU }, }; static int dissect_ansi_tcap_SEQUENCE_OF_ComponentPDU(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_OF_ComponentPDU_sequence_of, hf_index, ett_ansi_tcap_SEQUENCE_OF_ComponentPDU); return offset; } static int dissect_ansi_tcap_ComponentSequence(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_PRI, 8, TRUE, dissect_ansi_tcap_SEQUENCE_OF_ComponentPDU); return offset; } static const ber_sequence_t UniTransactionPDU_sequence[] = { { &hf_ansi_tcap_identifier, BER_CLASS_PRI, 7, BER_FLAGS_NOOWNTAG, dissect_ansi_tcap_TransactionID }, { &hf_ansi_tcap_dialoguePortion, BER_CLASS_PRI, 25, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_ansi_tcap_DialoguePortion }, { &hf_ansi_tcap_componentPortion, BER_CLASS_PRI, 8, BER_FLAGS_NOOWNTAG, dissect_ansi_tcap_ComponentSequence }, { NULL, 0, 0, 0, NULL } }; static int dissect_ansi_tcap_UniTransactionPDU(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, UniTransactionPDU_sequence, hf_index, ett_ansi_tcap_UniTransactionPDU); return offset; } static int dissect_ansi_tcap_T_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_) { gp_tcapsrt_info->ope=TC_ANSI_ALL; col_set_str(actx->pinfo->cinfo, COL_INFO, "unidirectional "); offset = dissect_ansi_tcap_UniTransactionPDU(implicit_tag, tvb, offset, actx, tree, hf_index); return offset; } static const ber_sequence_t TransactionPDU_sequence[] = { { &hf_ansi_tcap_identifier, BER_CLASS_PRI, 7, BER_FLAGS_NOOWNTAG, dissect_ansi_tcap_TransactionID }, { &hf_ansi_tcap_dialoguePortion, BER_CLASS_PRI, 25, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_ansi_tcap_DialoguePortion }, { &hf_ansi_tcap_componentPortion, BER_CLASS_PRI, 8, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_ansi_tcap_ComponentSequence }, { NULL, 0, 0, 0, NULL } }; static int dissect_ansi_tcap_TransactionPDU(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, TransactionPDU_sequence, hf_index, ett_ansi_tcap_TransactionPDU); return offset; } static int dissect_ansi_tcap_T_queryWithPerm(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) { gp_tcapsrt_info->ope=TC_ANSI_ALL; col_set_str(actx->pinfo->cinfo, COL_INFO, "queryWithPerm "); offset = dissect_ansi_tcap_TransactionPDU(implicit_tag, tvb, offset, actx, tree, hf_index); return offset; } static int dissect_ansi_tcap_T_queryWithoutPerm(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) { gp_tcapsrt_info->ope=TC_ANSI_ALL; col_set_str(actx->pinfo->cinfo, COL_INFO, "queryWithoutPerm "); offset = dissect_ansi_tcap_TransactionPDU(implicit_tag, tvb, offset, actx, tree, hf_index); return offset; } static int dissect_ansi_tcap_T_response(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) { gp_tcapsrt_info->ope=TC_ANSI_ALL; col_set_str(actx->pinfo->cinfo, COL_INFO, "response "); offset = dissect_ansi_tcap_TransactionPDU(implicit_tag, tvb, offset, actx, tree, hf_index); return offset; } static int dissect_ansi_tcap_T_conversationWithPerm(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) { gp_tcapsrt_info->ope=TC_ANSI_ALL; col_set_str(actx->pinfo->cinfo, COL_INFO, "conversationWithPerm "); offset = dissect_ansi_tcap_TransactionPDU(implicit_tag, tvb, offset, actx, tree, hf_index); return offset; } static int dissect_ansi_tcap_T_conversationWithoutPerm(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) { gp_tcapsrt_info->ope=TC_ANSI_ALL; col_set_str(actx->pinfo->cinfo, COL_INFO, "conversationWithoutPerm "); offset = dissect_ansi_tcap_TransactionPDU(implicit_tag, tvb, offset, actx, tree, hf_index); return offset; } static const value_string ansi_tcap_P_Abort_cause_U_vals[] = { { 1, "unrecognizedPackageType" }, { 2, "incorrectTransactionPortion" }, { 3, "badlyStructuredTransactionPortion" }, { 4, "unassignedRespondingTransactionID" }, { 5, "permissionToReleaseProblem" }, { 6, "resourceUnavailable" }, { 7, "unrecognizedDialoguePortionID" }, { 8, "badlyStructuredDialoguePortion" }, { 9, "missingDialoguePortion" }, { 10, "inconsistentDialoguePortion" }, { 0, NULL } }; static int dissect_ansi_tcap_P_Abort_cause_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_ansi_tcap_P_Abort_cause(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_PRI, 23, TRUE, dissect_ansi_tcap_P_Abort_cause_U); return offset; } static int dissect_ansi_tcap_UserAbortInformation(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_PRI, 24, FALSE, dissect_ansi_tcap_EXTERNAL); return offset; } static const value_string ansi_tcap_T_causeInformation_vals[] = { { 23, "abortCause" }, { 24, "userInformation" }, { 0, NULL } }; static const ber_choice_t T_causeInformation_choice[] = { { 23, &hf_ansi_tcap_abortCause, BER_CLASS_PRI, 23, BER_FLAGS_NOOWNTAG, dissect_ansi_tcap_P_Abort_cause }, { 24, &hf_ansi_tcap_abort_userInformation, BER_CLASS_PRI, 24, BER_FLAGS_NOOWNTAG, dissect_ansi_tcap_UserAbortInformation }, { 0, NULL, 0, 0, 0, NULL } }; static int dissect_ansi_tcap_T_causeInformation(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_causeInformation_choice, hf_index, ett_ansi_tcap_T_causeInformation, NULL); return offset; } static const ber_sequence_t Abort_sequence[] = { { &hf_ansi_tcap_identifier, BER_CLASS_PRI, 7, BER_FLAGS_NOOWNTAG, dissect_ansi_tcap_TransactionID }, { &hf_ansi_tcap_dialogPortion, BER_CLASS_PRI, 25, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_ansi_tcap_DialoguePortion }, { &hf_ansi_tcap_causeInformation, BER_CLASS_ANY/*choice*/, -1/*choice*/, BER_FLAGS_NOOWNTAG|BER_FLAGS_NOTCHKTAG, dissect_ansi_tcap_T_causeInformation }, { NULL, 0, 0, 0, NULL } }; static int dissect_ansi_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_) { offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset, Abort_sequence, hf_index, ett_ansi_tcap_Abort); return offset; } static int dissect_ansi_tcap_T_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_) { gp_tcapsrt_info->ope=TC_ANSI_ABORT; col_set_str(actx->pinfo->cinfo, COL_INFO, "Abort "); offset = dissect_ansi_tcap_Abort(implicit_tag, tvb, offset, actx, tree, hf_index); return offset; } static const ber_choice_t PackageType_choice[] = { { 1, &hf_ansi_tcap_unidirectional, BER_CLASS_PRI, 1, BER_FLAGS_IMPLTAG, dissect_ansi_tcap_T_unidirectional }, { 2, &hf_ansi_tcap_queryWithPerm, BER_CLASS_PRI, 2, BER_FLAGS_IMPLTAG, dissect_ansi_tcap_T_queryWithPerm }, { 3, &hf_ansi_tcap_queryWithoutPerm, BER_CLASS_PRI, 3, BER_FLAGS_IMPLTAG, dissect_ansi_tcap_T_queryWithoutPerm }, { 4, &hf_ansi_tcap_response , BER_CLASS_PRI, 4, BER_FLAGS_IMPLTAG, dissect_ansi_tcap_T_response }, { 5, &hf_ansi_tcap_conversationWithPerm, BER_CLASS_PRI, 5, BER_FLAGS_IMPLTAG, dissect_ansi_tcap_T_conversationWithPerm }, { 6, &hf_ansi_tcap_conversationWithoutPerm, BER_CLASS_PRI, 6, BER_FLAGS_IMPLTAG, dissect_ansi_tcap_T_conversationWithoutPerm }, { 22, &hf_ansi_tcap_abort , BER_CLASS_PRI, 22, BER_FLAGS_IMPLTAG, dissect_ansi_tcap_T_abort }, { 0, NULL, 0, 0, 0, NULL } }; static int dissect_ansi_tcap_PackageType(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, PackageType_choice, hf_index, ett_ansi_tcap_PackageType, NULL); return offset; } static int dissect_ansi_tcap(tvbuff_t *tvb, packet_info *pinfo, proto_tree *parent_tree, void* data _U_) { proto_item *item=NULL; proto_tree *tree=NULL; #if 0 proto_item *stat_item=NULL; proto_tree *stat_tree=NULL; gint offset = 0; struct tcaphash_context_t * p_tcap_context; dissector_handle_t subdissector_handle; #endif asn1_ctx_t asn1_ctx; asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, TRUE, pinfo); ansi_tcap_ctx_init(&ansi_tcap_private); asn1_ctx.subtree.top_tree = parent_tree; col_set_str(pinfo->cinfo, COL_PROTOCOL, "ANSI TCAP"); /* create display subtree for the protocol */ if(parent_tree){ item = proto_tree_add_item(parent_tree, proto_ansi_tcap, tvb, 0, -1, ENC_NA); tree = proto_item_add_subtree(item, ett_tcap); } cur_oid = NULL; tcapext_oid = NULL; gp_tcapsrt_info=tcapsrt_razinfo(); tcap_subdissector_used=FALSE; gp_tcap_context=NULL; dissect_ansi_tcap_PackageType(FALSE, tvb, 0, &asn1_ctx, tree, -1); #if 0 /* Skip this part for now it will be rewritten */ if (g_ansi_tcap_HandleSRT && !tcap_subdissector_used ) { if (gtcap_DisplaySRT && tree) { stat_tree = proto_tree_add_subtree(tree, tvb, 0, 0, ett_ansi_tcap_stat, &stat_item, "Stat"); proto_item_set_generated(stat_item); } p_tcap_context=tcapsrt_call_matching(tvb, pinfo, stat_tree, gp_tcapsrt_info); ansi_tcap_private.context=p_tcap_context; /* If the current message is TCAP only, * save the Application contexte name for the next messages */ if ( p_tcap_context && cur_oid && !p_tcap_context->oid_present ) { /* Save the application context and the sub dissector */ (void) 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->oid_present=TRUE; } } if (g_ansi_tcap_HandleSRT && p_tcap_context && p_tcap_context->callback) { /* Callback fonction for the upper layer */ (p_tcap_context->callback)(tvb, pinfo, stat_tree, p_tcap_context); } } #endif return tvb_captured_length(tvb); } void proto_reg_handoff_ansi_tcap(void) { ansi_map_handle = find_dissector_add_dependency("ansi_map", proto_ansi_tcap); ain_handle = find_dissector_add_dependency("ain", proto_ansi_tcap); ber_oid_dissector_table = find_dissector_table("ber.oid"); } void proto_register_ansi_tcap(void) { module_t *ansi_tcap_module; /* Setup list of header fields See Section 1.6.1 for details*/ static hf_register_info hf[] = { #if 0 /* Tcap Service Response Time */ { &hf_ansi_tcapsrt_SessionId, { "Session Id", "ansi_tcap.srt.session_id", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_ansi_tcapsrt_BeginSession, { "Begin Session", "ansi_tcap.srt.begin", FT_FRAMENUM, BASE_NONE, NULL, 0x0, "SRT Begin of Session", HFILL } }, { &hf_ansi_tcapsrt_EndSession, { "End Session", "ansi_tcap.srt.end", FT_FRAMENUM, BASE_NONE, NULL, 0x0, "SRT End of Session", HFILL } }, { &hf_ansi_tcapsrt_SessionTime, { "Session duration", "ansi_tcap.srt.sessiontime", FT_RELATIVE_TIME, BASE_NONE, NULL, 0x0, "Duration of the TCAP session", HFILL } }, { &hf_ansi_tcapsrt_Duplicate, { "Request Duplicate", "ansi_tcap.srt.duplicate", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } }, #endif { &hf_ansi_tcap_bit_h, { "Require Reply", "ansi_tcap.req_rep", FT_BOOLEAN, 16, NULL, 0x8000, NULL, HFILL } }, { &hf_ansi_tcap_op_family, { "Family", "ansi_tcap.op_family", FT_UINT16, BASE_DEC, VALS(ansi_tcap_national_op_code_family_vals), 0x7f00, NULL, HFILL } }, { &hf_ansi_tcap_op_specifier, { "Specifier", "ansi_tcap.op_specifier", FT_UINT16, BASE_DEC, NULL, 0x00ff, NULL, HFILL } }, { &hf_ansi_tcap_national, { "national", "ansi_tcap.national", FT_INT32, BASE_DEC, NULL, 0, NULL, HFILL }}, { &hf_ansi_tcap_private, { "private", "ansi_tcap.private", FT_INT32, BASE_DEC, NULL, 0, NULL, HFILL }}, { &hf_ansi_tcap_national_01, { "national", "ansi_tcap.national", FT_INT32, BASE_DEC, NULL, 0, "INTEGER_M128_127", HFILL }}, { &hf_ansi_tcap_ec_private, { "private", "ansi_tcap.ec_private", FT_UINT32, BASE_DEC, VALS(ansi_tcap_ANSIMAPPrivateErrorcode_vals), 0, "ANSIMAPPrivateErrorcode", HFILL }}, { &hf_ansi_tcap_unidirectional, { "unidirectional", "ansi_tcap.unidirectional_element", FT_NONE, BASE_NONE, NULL, 0, NULL, HFILL }}, { &hf_ansi_tcap_queryWithPerm, { "queryWithPerm", "ansi_tcap.queryWithPerm_element", FT_NONE, BASE_NONE, NULL, 0, NULL, HFILL }}, { &hf_ansi_tcap_queryWithoutPerm, { "queryWithoutPerm", "ansi_tcap.queryWithoutPerm_element", FT_NONE, BASE_NONE, NULL, 0, NULL, HFILL }}, { &hf_ansi_tcap_response, { "response", "ansi_tcap.response_element", FT_NONE, BASE_NONE, NULL, 0, NULL, HFILL }}, { &hf_ansi_tcap_conversationWithPerm, { "conversationWithPerm", "ansi_tcap.conversationWithPerm_element", FT_NONE, BASE_NONE, NULL, 0, NULL, HFILL }}, { &hf_ansi_tcap_conversationWithoutPerm, { "conversationWithoutPerm", "ansi_tcap.conversationWithoutPerm_element", FT_NONE, BASE_NONE, NULL, 0, NULL, HFILL }}, { &hf_ansi_tcap_abort, { "abort", "ansi_tcap.abort_element", FT_NONE, BASE_NONE, NULL, 0, NULL, HFILL }}, { &hf_ansi_tcap_identifier, { "identifier", "ansi_tcap.identifier", FT_BYTES, BASE_NONE, NULL, 0, "TransactionID", HFILL }}, { &hf_ansi_tcap_dialoguePortion, { "dialoguePortion", "ansi_tcap.dialoguePortion_element", FT_NONE, BASE_NONE, NULL, 0, NULL, HFILL }}, { &hf_ansi_tcap_componentPortion, { "componentPortion", "ansi_tcap.componentPortion", FT_UINT32, BASE_DEC, NULL, 0, "ComponentSequence", HFILL }}, { &hf_ansi_tcap_dialogPortion, { "dialogPortion", "ansi_tcap.dialogPortion_element", FT_NONE, BASE_NONE, NULL, 0, "DialoguePortion", HFILL }}, { &hf_ansi_tcap_causeInformation, { "causeInformation", "ansi_tcap.causeInformation", FT_UINT32, BASE_DEC, VALS(ansi_tcap_T_causeInformation_vals), 0, NULL, HFILL }}, { &hf_ansi_tcap_abortCause, { "abortCause", "ansi_tcap.abortCause", FT_INT32, BASE_DEC, VALS(ansi_tcap_P_Abort_cause_U_vals), 0, "P_Abort_cause", HFILL }}, { &hf_ansi_tcap_abort_userInformation, { "userInformation", "ansi_tcap.userInformation_element", FT_NONE, BASE_NONE, NULL, 0, "UserAbortInformation", HFILL }}, { &hf_ansi_tcap_version, { "version", "ansi_tcap.version", FT_BYTES, BASE_NONE, NULL, 0, "ProtocolVersion", HFILL }}, { &hf_ansi_tcap_applicationContext, { "applicationContext", "ansi_tcap.applicationContext", FT_UINT32, BASE_DEC, VALS(ansi_tcap_T_applicationContext_vals), 0, NULL, HFILL }}, { &hf_ansi_tcap_integerApplicationId, { "integerApplicationId", "ansi_tcap.integerApplicationId", FT_INT32, BASE_DEC, NULL, 0, "IntegerApplicationContext", HFILL }}, { &hf_ansi_tcap_objectApplicationId, { "objectApplicationId", "ansi_tcap.objectApplicationId", FT_OID, BASE_NONE, NULL, 0, "ObjectIDApplicationContext", HFILL }}, { &hf_ansi_tcap_userInformation, { "userInformation", "ansi_tcap.userInformation", FT_UINT32, BASE_DEC, NULL, 0, NULL, HFILL }}, { &hf_ansi_tcap_securityContext, { "securityContext", "ansi_tcap.securityContext", FT_UINT32, BASE_DEC, VALS(ansi_tcap_T_securityContext_vals), 0, NULL, HFILL }}, { &hf_ansi_tcap_integerSecurityId, { "integerSecurityId", "ansi_tcap.integerSecurityId", FT_INT32, BASE_DEC, NULL, 0, "INTEGER", HFILL }}, { &hf_ansi_tcap_objectSecurityId, { "objectSecurityId", "ansi_tcap.objectSecurityId", FT_OID, BASE_NONE, NULL, 0, "OBJECT_IDENTIFIER", HFILL }}, { &hf_ansi_tcap_confidentiality, { "confidentiality", "ansi_tcap.confidentiality_element", FT_NONE, BASE_NONE, NULL, 0, NULL, HFILL }}, { &hf_ansi_tcap__untag_item, { "_untag item", "ansi_tcap._untag_item_element", FT_NONE, BASE_NONE, NULL, 0, "EXTERNAL", HFILL }}, { &hf_ansi_tcap_confidentialityId, { "confidentialityId", "ansi_tcap.confidentialityId", FT_UINT32, BASE_DEC, VALS(ansi_tcap_T_confidentialityId_vals), 0, NULL, HFILL }}, { &hf_ansi_tcap_integerConfidentialityId, { "integerConfidentialityId", "ansi_tcap.integerConfidentialityId", FT_INT32, BASE_DEC, NULL, 0, "INTEGER", HFILL }}, { &hf_ansi_tcap_objectConfidentialityId, { "objectConfidentialityId", "ansi_tcap.objectConfidentialityId", FT_OID, BASE_NONE, NULL, 0, "OBJECT_IDENTIFIER", HFILL }}, { &hf_ansi_tcap__untag_item_01, { "ComponentPDU", "ansi_tcap.ComponentPDU", FT_UINT32, BASE_DEC, VALS(ansi_tcap_ComponentPDU_vals), 0, NULL, HFILL }}, { &hf_ansi_tcap_invokeLast, { "invokeLast", "ansi_tcap.invokeLast_element", FT_NONE, BASE_NONE, NULL, 0, "Invoke", HFILL }}, { &hf_ansi_tcap_returnResultLast, { "returnResultLast", "ansi_tcap.returnResultLast_element", FT_NONE, BASE_NONE, NULL, 0, "ReturnResult", HFILL }}, { &hf_ansi_tcap_returnError, { "returnError", "ansi_tcap.returnError_element", FT_NONE, BASE_NONE, NULL, 0, NULL, HFILL }}, { &hf_ansi_tcap_reject, { "reject", "ansi_tcap.reject_element", FT_NONE, BASE_NONE, NULL, 0, NULL, HFILL }}, { &hf_ansi_tcap_invokeNotLast, { "invokeNotLast", "ansi_tcap.invokeNotLast_element", FT_NONE, BASE_NONE, NULL, 0, "Invoke", HFILL }}, { &hf_ansi_tcap_returnResultNotLast, { "returnResultNotLast", "ansi_tcap.returnResultNotLast_element", FT_NONE, BASE_NONE, NULL, 0, "ReturnResult", HFILL }}, { &hf_ansi_tcap_componentIDs, { "componentIDs", "ansi_tcap.componentIDs", FT_BYTES, BASE_NONE, NULL, 0, NULL, HFILL }}, { &hf_ansi_tcap_operationCode, { "operationCode", "ansi_tcap.operationCode", FT_UINT32, BASE_DEC, VALS(ansi_tcap_OperationCode_vals), 0, NULL, HFILL }}, { &hf_ansi_tcap_invoke_parameter, { "parameter", "ansi_tcap.parameter_element", FT_NONE, BASE_NONE, NULL, 0, "T_invoke_parameter", HFILL }}, { &hf_ansi_tcap_componentID, { "componentID", "ansi_tcap.componentID", FT_BYTES, BASE_NONE, NULL, 0, NULL, HFILL }}, { &hf_ansi_tcap_returnResult_parameter, { "parameter", "ansi_tcap.parameter_element", FT_NONE, BASE_NONE, NULL, 0, "T_returnResult_parameter", HFILL }}, { &hf_ansi_tcap_componentID_01, { "componentID", "ansi_tcap.componentID", FT_BYTES, BASE_NONE, NULL, 0, "T_componentID_01", HFILL }}, { &hf_ansi_tcap_errorCode, { "errorCode", "ansi_tcap.errorCode", FT_UINT32, BASE_DEC, VALS(ansi_tcap_ErrorCode_vals), 0, NULL, HFILL }}, { &hf_ansi_tcap_returnError_parameter, { "parameter", "ansi_tcap.parameter_element", FT_NONE, BASE_NONE, NULL, 0, "T_returnError_parameter", HFILL }}, { &hf_ansi_tcap_componentID_02, { "componentID", "ansi_tcap.componentID", FT_BYTES, BASE_NONE, NULL, 0, "OCTET_STRING_SIZE_0_1", HFILL }}, { &hf_ansi_tcap_rejectProblem, { "rejectProblem", "ansi_tcap.rejectProblem", FT_INT32, BASE_DEC, VALS(ansi_tcap_Problem_vals), 0, "Problem", HFILL }}, { &hf_ansi_tcap_reject_parameter, { "parameter", "ansi_tcap.parameter", FT_UINT32, BASE_DEC, VALS(ansi_tcap_T_reject_parameter_vals), 0, "T_reject_parameter", HFILL }}, { &hf_ansi_tcap_paramSequence, { "paramSequence", "ansi_tcap.paramSequence_element", FT_NONE, BASE_NONE, NULL, 0, NULL, HFILL }}, { &hf_ansi_tcap_paramSet, { "paramSet", "ansi_tcap.paramSet_element", FT_NONE, BASE_NONE, NULL, 0, NULL, HFILL }}, }; /* Setup protocol subtree array */ static gint *ett[] = { &ett_tcap, &ett_param, &ett_otid, &ett_dtid, &ett_ansi_tcap_stat, &ett_ansi_tcap_op_code_nat, &ett_ansi_tcap_OperationCode, &ett_ansi_tcap_ErrorCode, &ett_ansi_tcap_PackageType, &ett_ansi_tcap_UniTransactionPDU, &ett_ansi_tcap_TransactionPDU, &ett_ansi_tcap_Abort, &ett_ansi_tcap_T_causeInformation, &ett_ansi_tcap_DialoguePortion_U, &ett_ansi_tcap_T_applicationContext, &ett_ansi_tcap_T_securityContext, &ett_ansi_tcap_UserInformation_U, &ett_ansi_tcap_Confidentiality, &ett_ansi_tcap_T_confidentialityId, &ett_ansi_tcap_SEQUENCE_OF_ComponentPDU, &ett_ansi_tcap_ComponentPDU, &ett_ansi_tcap_Invoke, &ett_ansi_tcap_ReturnResult, &ett_ansi_tcap_ReturnError, &ett_ansi_tcap_Reject, &ett_ansi_tcap_T_reject_parameter, &ett_ansi_tcap_T_paramSequence, &ett_ansi_tcap_T_paramSet, }; static ei_register_info ei[] = { { &ei_ansi_tcap_dissector_not_implemented, { "ansi_tcap.dissector_not_implemented", PI_UNDECODED, PI_WARN, "Dissector not implemented", EXPFILL }}, }; expert_module_t* expert_ansi_tcap; static const enum_val_t ansi_tcap_response_matching_type_values[] = { {"Only Transaction ID will be used in Invoke/response matching", "Transaction ID only", ANSI_TCAP_TID_ONLY}, {"Transaction ID and Source will be used in Invoke/response matching", "Transaction ID and Source", ANSI_TCAP_TID_AND_SOURCE}, {"Transaction ID Source and Destination will be used in Invoke/response matching", "Transaction ID Source and Destination", ANSI_TCAP_TID_SOURCE_AND_DEST}, {NULL, NULL, -1} }; /* Register the protocol name and description */ proto_ansi_tcap = proto_register_protocol(PNAME, PSNAME, PFNAME); register_dissector("ansi_tcap", dissect_ansi_tcap, proto_ansi_tcap); /* Note the high bit should be masked off when registering in this table (0x7fff)*/ ansi_tcap_national_opcode_table = register_dissector_table("ansi_tcap.nat.opcode", "ANSI TCAP National Opcodes", proto_ansi_tcap, FT_UINT16, BASE_DEC); /* Required function calls to register the header fields and subtrees used */ proto_register_field_array(proto_ansi_tcap, hf, array_length(hf)); proto_register_subtree_array(ett, array_length(ett)); expert_ansi_tcap = expert_register_protocol(proto_ansi_tcap); expert_register_field_array(expert_ansi_tcap, ei, array_length(ei)); ansi_tcap_module = prefs_register_protocol(proto_ansi_tcap, proto_reg_handoff_ansi_tcap); prefs_register_enum_preference(ansi_tcap_module, "transaction.matchtype", "Type of matching invoke/response", "Type of matching invoke/response, risk of mismatch if loose matching chosen", &ansi_tcap_response_matching_type, ansi_tcap_response_matching_type_values, FALSE); TransactionId_table = wmem_multimap_new_autoreset(wmem_epan_scope(), wmem_file_scope(), wmem_str_hash, g_str_equal); }