/* packet-ain-template.c * Routines for AIN * Copyright 2018, Anders Broman * * Wireshark - Network traffic analyzer * By Gerald Combs * Copyright 1998 Gerald Combs * * SPDX-License-Identifier: GPL-2.0-or-later * * Ref * GR-1299-CORE */ #include "config.h" #include #include #include #include #include "packet-ber.h" #include "packet-ansi_tcap.h" #if defined(__GNUC__) /* * This is meant to handle dissect_ain_ROS' defined but not used. * * DIAG_OFF doesn't work with llvm-gcc, for some unknown reason, so * we just use the pragma directly. */ #pragma GCC diagnostic ignored "-Wunused-function" #endif #define PNAME "Advanced Intelligent Network" #define PSNAME "AIN" #define PFNAME "ain" void proto_register_ain(void); void proto_reg_handoff_ain(void); /* Initialize the protocol and registered fields */ static int proto_ain = -1; static dissector_handle_t ain_handle; /* include constants */ #include "packet-ain-val.h" static int hf_ain_ext_type_oid = -1; static int hf_ain_odd_even_indicator = -1; static int hf_ain_nature_of_address = -1; static int hf_ain_numbering_plan = -1; static int hf_ain_bcd_digits = -1; static int hf_ain_carrier_selection = -1; static int hf_ain_nature_of_carrier = -1; static int hf_ain_nr_digits = -1; static int hf_ain_carrier_bcd_digits = -1; static int hf_ain_amaslpid = -1; #include "packet-ain-hf.c" /* Initialize the subtree pointers */ static int ett_ain = -1; static int ett_ain_digits = -1; static int ett_ain_carrierformat = -1; static int ett_ain_amaslpid = -1; #include "packet-ain-ett.c" static expert_field ei_ain_unknown_invokeData = EI_INIT; static expert_field ei_ain_unknown_returnResultData = EI_INIT; static expert_field ei_ain_unknown_returnErrorData = EI_INIT; /* Global variables */ static guint32 opcode = 0; static guint32 errorCode = 0; //static const char *obj_id = NULL; static int ain_opcode_type; #define AIN_OPCODE_INVOKE 1 #define AIN_OPCODE_RETURN_RESULT 2 #define AIN_OPCODE_RETURN_ERROR 3 #define AIN_OPCODE_REJECT 4 /* Forvard declarations */ static int dissect_invokeData(proto_tree *tree, tvbuff_t *tvb, int offset, asn1_ctx_t *actx _U_); static int dissect_returnResultData(proto_tree *tree, tvbuff_t *tvb, int offset, asn1_ctx_t *actx _U_); static int dissect_returnErrorData(proto_tree *tree, tvbuff_t *tvb, int offset, asn1_ctx_t *actx); static const value_string ain_np_vals[] = { { 0, "Unknown or not applicable"}, { 1, "ISDN Numbering Plan (ITU Rec. E.164)"}, { 2, "Telephony Numbering (ITU-T Rec. E.164,E.163)"}, { 3, "Data Numbering (ITU-T Rec. X.121)"}, { 4, "Telex Numbering (ITU-T Rec. F.69)"}, { 5, "Maritime Mobile Numbering"}, { 6, "Land Mobile Numbering (ITU-T Rec. E.212)"}, { 7, "Private Numbering Plan"}, { 0, NULL } }; static const value_string ain_carrier_selection_vals[] = { { 0, "No indication"}, { 1, "Selected carrier identification code presubscribed and not input by calling party"}, { 2, "Selected carrier identification code presubscribed and input by calling party"}, { 3, "Selected carrier identification code presubscribed, no indication of whether input by calling party"}, { 4, "Selected carrier identification code not presubscribed and input by calling party"}, { 0, NULL } }; static const value_string ain_nature_of_carrier_vals[] = { { 0, "No NOC Provided"}, { 1, "local"}, { 2, "intraLATA toll"}, { 3, "interLATA"}, { 4, "local, intraLATA toll and interLATA"}, { 5, "local and intraLATA toll"}, { 6, "intraLATA toll and interLATA"}, { 0, NULL } }; #include "packet-ain-table.c" #include "packet-ain-fn.c" #include "packet-ain-table2.c" static int dissect_ain(tvbuff_t *tvb, packet_info *pinfo, proto_tree *parent_tree, void *data _U_) { proto_item *ain_item; proto_tree *ain_tree = NULL; struct ansi_tcap_private_t *p_private_tcap = (struct ansi_tcap_private_t *)data; asn1_ctx_t asn1_ctx; asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, TRUE, pinfo); /* The TCAP dissector should have provided data but didn't so reject it. */ if (data == NULL) return 0; /* * Make entry in the Protocol column on summary display */ col_set_str(pinfo->cinfo, COL_PROTOCOL, "AIN"); /* * create the AIN protocol tree */ ain_item = proto_tree_add_item(parent_tree, proto_ain, tvb, 0, -1, ENC_NA); ain_tree = proto_item_add_subtree(ain_item, ett_ain); switch (p_private_tcap->d.pdu) { /* 1 : invoke, 2 : returnResult, 3 : returnError, 4 : reject */ case 1: opcode = p_private_tcap->d.OperationCode_private; /*ansi_map_is_invoke = TRUE;*/ col_add_fstr(pinfo->cinfo, COL_INFO, "%s Invoke ", val_to_str(opcode, ain_opr_code_strings, "Unknown AIN PDU (%u)")); proto_item_append_text(p_private_tcap->d.OperationCode_item, " %s", val_to_str(opcode, ain_opr_code_strings, "Unknown AIN PDU (%u)")); dissect_invokeData(ain_tree, tvb, 0, &asn1_ctx); /*update_saved_invokedata(pinfo, p_private_tcap);*/ break; //case 2: // opcode = find_saved_invokedata(&asn1_ctx, p_private_tcap); // col_add_fstr(pinfo->cinfo, COL_INFO, "%s ReturnResult ", val_to_str_ext(opcode, &ansi_map_opr_code_strings_ext, "Unknown ANSI-MAP PDU (%u)")); // proto_item_append_text(p_private_tcap->d.OperationCode_item, " %s", val_to_str_ext(opcode, &ansi_map_opr_code_strings_ext, "Unknown ANSI-MAP PDU (%u)")); // dissect_returnData(ain_tree, tvb, 0, &asn1_ctx); // break; case 3: col_add_fstr(pinfo->cinfo, COL_INFO, "%s ReturnError ", val_to_str(opcode, ain_opr_code_strings, "Unknown AIN PDU (%u)")); break; case 4: col_add_fstr(pinfo->cinfo, COL_INFO, "%s Reject ", val_to_str(opcode, ain_opr_code_strings, "Unknown AIN PDU (%u)")); break; default: /* Must be Invoke ReturnResult ReturnError or Reject */ DISSECTOR_ASSERT_NOT_REACHED(); break; } return tvb_captured_length(tvb); } void proto_reg_handoff_ain(void) { /*static gboolean ain_prefs_initialized = FALSE;*/ /*static range_t *ssn_range;*/ } void proto_register_ain(void) { /* List of fields */ static hf_register_info hf[] = { { &hf_ain_ext_type_oid, { "AssignmentAuthority", "ain.ext_type_oid", FT_STRING, BASE_NONE, NULL, 0, "Type of ExtensionParameter", HFILL } }, { &hf_ain_odd_even_indicator, { "Odd/even indicator", "ain.odd_even_indicator", FT_BOOLEAN, 8, TFS(&tfs_odd_even), 0x80, NULL, HFILL } }, { &hf_ain_nature_of_address, { "Nature of address", "ain.nature_of_address", FT_UINT8, BASE_DEC, NULL, 0x7f, NULL, HFILL } }, { &hf_ain_numbering_plan, { "Numbering plan", "ain.numbering_plan", FT_UINT8, BASE_DEC, VALS(ain_np_vals), 0x70, NULL, HFILL } }, { &hf_ain_bcd_digits, { "BCD digits", "ain.bcd_digits", FT_STRING, BASE_NONE, NULL, 0, NULL, HFILL } }, { &hf_ain_carrier_selection, { "Carrier Selection", "ain.carrier_selection", FT_UINT8, BASE_DEC, VALS(ain_carrier_selection_vals), 0x0, NULL, HFILL } }, { &hf_ain_nature_of_carrier, { "Nature of Carrier", "ain.nature_of_carrier", FT_UINT8, BASE_DEC, VALS(ain_nature_of_carrier_vals), 0xf0, NULL, HFILL } }, { &hf_ain_nr_digits, { "Number of Digits", "ain.nature_of_carrier", FT_UINT8, BASE_DEC, NULL, 0x0f, NULL, HFILL } }, { &hf_ain_carrier_bcd_digits, { "Carrier digits", "ain.carrier_bcd_digits", FT_STRING, BASE_NONE, NULL, 0, NULL, HFILL } }, { &hf_ain_amaslpid, { "AMAslpID", "ain.amaslpid", FT_STRING, BASE_NONE, NULL, 0, NULL, HFILL } }, #include "packet-ain-hfarr.c" }; /* List of subtrees */ static gint *ett[] = { &ett_ain, &ett_ain_digits, &ett_ain_carrierformat, &ett_ain_amaslpid, #include "packet-ain-ettarr.c" }; static ei_register_info ei[] = { { &ei_ain_unknown_invokeData,{ "ain.unknown.invokeData", PI_MALFORMED, PI_WARN, "Unknown invokeData", EXPFILL } }, { &ei_ain_unknown_returnResultData,{ "ain.unknown.returnResultData", PI_MALFORMED, PI_WARN, "Unknown returnResultData", EXPFILL } }, { &ei_ain_unknown_returnErrorData,{ "ain.unknown.returnErrorData", PI_MALFORMED, PI_WARN, "Unknown returnResultData", EXPFILL } }, }; expert_module_t* expert_ain; /* Register protocol */ proto_ain = proto_register_protocol(PNAME, PSNAME, PFNAME); ain_handle = register_dissector("ain", dissect_ain, proto_ain); /* Register fields and subtrees */ proto_register_field_array(proto_ain, hf, array_length(hf)); proto_register_subtree_array(ett, array_length(ett)); expert_ain = expert_register_protocol(proto_ain); expert_register_field_array(expert_ain, ei, array_length(ei)); } /* * Editor modelines * * Local Variables: * c-basic-offset: 2 * tab-width: 8 * indent-tabs-mode: nil * End: * * ex: set shiftwidth=2 tabstop=8 expandtab: * :indentSize=2:tabSize=8:noTabs=true: */