diff options
Diffstat (limited to 'epan/dissectors/asn1/q932')
| -rw-r--r-- | epan/dissectors/asn1/q932/Addressing-Data-Elements.asn | 157 | ||||
| -rw-r--r-- | epan/dissectors/asn1/q932/CMakeLists.txt | 42 | ||||
| -rw-r--r-- | epan/dissectors/asn1/q932/Interpretation-component.asn | 24 | ||||
| -rw-r--r-- | epan/dissectors/asn1/q932/Network-Facility-Extension.asn | 33 | ||||
| -rw-r--r-- | epan/dissectors/asn1/q932/Network-Protocol-Profile-component.asn | 20 | ||||
| -rw-r--r-- | epan/dissectors/asn1/q932/packet-q932-template.c | 389 | ||||
| -rw-r--r-- | epan/dissectors/asn1/q932/packet-q932-template.h | 18 | ||||
| -rw-r--r-- | epan/dissectors/asn1/q932/q932.cnf | 32 |
8 files changed, 715 insertions, 0 deletions
diff --git a/epan/dissectors/asn1/q932/Addressing-Data-Elements.asn b/epan/dissectors/asn1/q932/Addressing-Data-Elements.asn new file mode 100644 index 00000000..f5903945 --- /dev/null +++ b/epan/dissectors/asn1/q932/Addressing-Data-Elements.asn @@ -0,0 +1,157 @@ +-- Addressing-Data-Elements.asn +-- +-- Taken from ITU ASN.1 database +-- http://www.itu.int/ITU-T/asn1/database/itu-t/q/q932/1998-Amd1/Addressing-Data-Elements.asn +-- + +-- Module Addressing-Data-Elements (Q.932:05/1998) +Addressing-Data-Elements {itu-t recommendation q 932 + addressing-data-elements(7)} DEFINITIONS EXPLICIT TAGS ::= +BEGIN + +EXPORTS + PresentedAddressScreened, PresentedAddressUnscreened, + PresentedNumberScreened, PresentedNumberUnscreened, Address, PartyNumber, + PartySubaddress, ScreeningIndicator, PresentationAllowedIndicator; + +PresentedAddressScreened ::= CHOICE { + presentationAlIowedAddress [0] IMPLICIT AddressScreened, + presentationRestricted [1] IMPLICIT NULL, + numberNotAvailableDueTolnterworking [2] IMPLICIT NULL, + presentationRestrictedAddress [3] IMPLICIT AddressScreened +} + +PresentedAddressUnscreened ::= CHOICE { + presentationAllowedAddress [0] IMPLICIT Address, + presentationRestricted [1] IMPLICIT NULL, + numberNotAvailableDueTolnterworking [2] IMPLICIT NULL, + presentationRestrictedAddress [3] IMPLICIT Address +} + +PresentedNumberScreened ::= CHOICE { + presentationAllowedNumber [0] IMPLICIT NumberScreened, + presentationRestricted [1] IMPLICIT NULL, + numberNotAvailableDueToInterworking [2] IMPLICIT NULL, + presentationRestrictedNumber [3] IMPLICIT NumberScreened +} + +PresentedNumberUnscreened ::= CHOICE { + presentationAllowedNumber [0] PartyNumber, + presentationRestricted [1] IMPLICIT NULL, + numberNotAvailableDueToInterworking [2] IMPLICIT NULL, + presentationRestrictedNumber [3] PartyNumber +} + +AddressScreened ::= SEQUENCE { + partyNumber PartyNumber, + screeninglndicator ScreeningIndicator, + partySubaddress PartySubaddress OPTIONAL +} + +NumberScreened ::= SEQUENCE { + partyNumber PartyNumber, + screeningIndicator ScreeningIndicator +} + +Address ::= SEQUENCE { + partyNumber PartyNumber, + partySubaddress PartySubaddress OPTIONAL +} + +PartyNumber ::= CHOICE { + unknownPartyNumber [0] IMPLICIT NumberDigits, + -- the numbering plan is the default numbering plan + -- of the network. It is recommended that this value + -- is used. + publicPartyNumber [1] IMPLICIT PublicPartyNumber, + -- the numbering plan is according to ITU-T + -- Recommendation E.164. + nsapEncodedNumber [2] IMPLICIT NsapEncodedNumber, + -- ATM endsystem address encoded as an NSAP address. + dataPartyNumber [3] IMPLICIT NumberDigits, + -- not used, value reserved. + telexPartyNumber [4] IMPLICIT NumberDigits, + -- not used, value reserved. + privatePartyNumber [5] IMPLICIT PrivatePartyNumber, + nationalStandardPartyNumber [8] IMPLICIT NumberDigits +} + +-- not used, value reserved. +NsapEncodedNumber ::= OCTET STRING(SIZE (20)) + +PublicPartyNumber ::= SEQUENCE { + publicTypeOfNumber PublicTypeOfNumber, + publicNumberDigits NumberDigits +} + +PrivatePartyNumber ::= SEQUENCE { + privateTypeOfNumber PrivateTypeOfNumber, + privateNumberDigits NumberDigits +} + +NumberDigits ::= NumericString(SIZE (1..20)) + +PublicTypeOfNumber ::= ENUMERATED { + unknown(0), + -- if used number digits carry prefix indicating type + -- of number according to national + -- recommendations + internationalNumber(1), nationalNumber(2), + networkSpecificNumber(3), + -- not used, value reserved + subscriberNumber(4), abbreviatedNumber(6)} + +-- valid only for called party number at the +-- outgoing access, network substitutes +-- appropriate number +PrivateTypeOfNumber ::= ENUMERATED { + unknown(0), level2RegionalNumber(1), level1RegionalNumber(2), + pTNSpecificNumber(3), localNumber(4), abbreviatedNumber(6)} + +PartySubaddress ::= CHOICE { + userSpecifiedSubaddress UserSpecifiedSubaddress, + -- not recommended + nSAPSubaddress NSAPSubaddress +} + +-- according to ITU-T Recommendation X.213 +UserSpecifiedSubaddress ::= SEQUENCE { + subaddressInformation SubaddressInformation, + oddCountIndicator BOOLEAN OPTIONAL +} + +-- used when the coding of subaddress is BCD +NSAPSubaddress ::= OCTET STRING(SIZE (1..20)) + +-- specified according to ITU-T Recommendation X.213. Some networks +-- may limit the subaddress value to some other +-- length, e.g. 4 octets +SubaddressInformation ::= OCTET STRING(SIZE (1..20)) + +-- coded according to user requirements. Some +-- networks may limit the subaddress value to some +-- other length, e.g. 4 octets +ScreeningIndicator ::= ENUMERATED { + userProvidedNotScreened(0), + -- number was provided by a remote user terminal + -- equipment, and has been screened by a + -- network that is not the local public or local + -- private network. + userProvidedVerifiedAndPassed(1), + -- number was provided by a remote user terminal + -- equipment (or by a remote private network), and + -- has been screened by the local public or local + -- private network. + userProvidedVerifiedAndFailed(2), + -- not used, value reserved + networkProvided(3)} + +-- number was provided by local +-- public or local +-- private network +PresentationAllowedIndicator ::= BOOLEAN + +END -- of addressing data elements + +-- Generated by Asnp, the ASN.1 pretty-printer of France Telecom R&D + diff --git a/epan/dissectors/asn1/q932/CMakeLists.txt b/epan/dissectors/asn1/q932/CMakeLists.txt new file mode 100644 index 00000000..c2d7961c --- /dev/null +++ b/epan/dissectors/asn1/q932/CMakeLists.txt @@ -0,0 +1,42 @@ +# CMakeLists.txt +# +# Wireshark - Network traffic analyzer +# By Gerald Combs <gerald@wireshark.org> +# Copyright 1998 Gerald Combs +# +# SPDX-License-Identifier: GPL-2.0-or-later +# + +set( PROTOCOL_NAME q932 ) + +set( PROTO_OPT ) + +set( EXPORT_FILES + ${PROTOCOL_NAME}-exp.cnf +) + +set( EXT_ASN_FILE_LIST +) + +set( ASN_FILE_LIST + Addressing-Data-Elements.asn + Network-Facility-Extension.asn + Network-Protocol-Profile-component.asn + Interpretation-component.asn +) + +set( EXTRA_DIST + ${ASN_FILE_LIST} + packet-${PROTOCOL_NAME}-template.c + packet-${PROTOCOL_NAME}-template.h + ${PROTOCOL_NAME}.cnf +) + +set( SRC_FILES + ${EXTRA_DIST} + ${EXT_ASN_FILE_LIST} +) + +set( A2W_FLAGS -b ) + +ASN2WRS() diff --git a/epan/dissectors/asn1/q932/Interpretation-component.asn b/epan/dissectors/asn1/q932/Interpretation-component.asn new file mode 100644 index 00000000..ebc96763 --- /dev/null +++ b/epan/dissectors/asn1/q932/Interpretation-component.asn @@ -0,0 +1,24 @@ +-- Interpretation-component.asn +-- +-- Taken from ITU ASN.1 database +-- http://www.itu.int/ITU-T/asn1/database/itu-t/q/q932/1998-Amd1/Interpretation-component.asn +-- + +-- Module Interpretation-component (Q.932:05/1998) +Interpretation-component {iso(1) standard(0) pss1-generic-procedures(11582) + interpretation-component(3)} DEFINITIONS ::= +BEGIN + +EXPORTS InterpretationComponent; + +InterpretationComponent ::= [11] IMPLICIT ENUMERATED { + discardAnyUnrecognisedInvokePdu(0), clearCallIfAnyInvokePduNotRecognised(1), + rejectAnyUnrecognisedInvokePdu(2) + -- this coding is implied by the absence of an + -- Interpretation Component. + } + +END -- component + +-- Generated by Asnp, the ASN.1 pretty-printer of France Telecom R&D + diff --git a/epan/dissectors/asn1/q932/Network-Facility-Extension.asn b/epan/dissectors/asn1/q932/Network-Facility-Extension.asn new file mode 100644 index 00000000..eb1a007d --- /dev/null +++ b/epan/dissectors/asn1/q932/Network-Facility-Extension.asn @@ -0,0 +1,33 @@ +-- Network-Facility-Extension.asn +-- +-- Taken from ITU ASN.1 database +-- http://www.itu.int/ITU-T/asn1/database/itu-t/q/q932/1998-Amd1/Network-Facility-Extension.asn +-- + +-- Module Network-Facility-Extension (Q.932:05/1998) +Network-Facility-Extension {iso(1) standard(0) pss1-generic-procedures(11582) + network-facility-extension(2)} DEFINITIONS ::= +BEGIN + +EXPORTS NetworkFacilityExtension; + +IMPORTS + PartyNumber + FROM Addressing-Data-Elements {itu-t recommendation q 932 + addressing-data-elements(7)}; + +NetworkFacilityExtension ::= [10] IMPLICIT SEQUENCE { + sourceEntity [0] IMPLICIT EntityType, + sourceEntityAddress [1] AddressInformation OPTIONAL, + destinationEntity [2] IMPLICIT EntityType, + destinationEntityAddress [3] AddressInformation OPTIONAL +} + +EntityType ::= ENUMERATED {endPINX(0), anyTypeOfPINX(1)} + +AddressInformation ::= PartyNumber + +END -- of Network Facility Extension + +-- Generated by Asnp, the ASN.1 pretty-printer of France Telecom R&D + diff --git a/epan/dissectors/asn1/q932/Network-Protocol-Profile-component.asn b/epan/dissectors/asn1/q932/Network-Protocol-Profile-component.asn new file mode 100644 index 00000000..6364214d --- /dev/null +++ b/epan/dissectors/asn1/q932/Network-Protocol-Profile-component.asn @@ -0,0 +1,20 @@ +-- Network-Protocol-Profile-component.asn +-- +-- Taken from ITU ASN.1 database +-- http://www.itu.int/ITU-T/asn1/database/itu-t/q/q932/1998-Amd1/Network-Protocol-Profile-component.asn +-- + +-- Module Network-Protocol-Profile-component (Q.932:05/1998) +Network-Protocol-Profile-component {iso(1) standard(0) + pss1-generic-procedures(11582) network-protocol-profile-component(8)} +DEFINITIONS ::= +BEGIN + +EXPORTS NetworkProtocolProfile; + +NetworkProtocolProfile ::= [18] IMPLICIT INTEGER {acse(19), dse(32)}(0..254) + +END -- of Network-Protocol-Profile-component + +-- Generated by Asnp, the ASN.1 pretty-printer of France Telecom R&D + diff --git a/epan/dissectors/asn1/q932/packet-q932-template.c b/epan/dissectors/asn1/q932/packet-q932-template.c new file mode 100644 index 00000000..cecbfabb --- /dev/null +++ b/epan/dissectors/asn1/q932/packet-q932-template.c @@ -0,0 +1,389 @@ +/* packet-q932.c + * Routines for Q.932 packet dissection + * 2007 Tomas Kukosa + * + * Wireshark - Network traffic analyzer + * By Gerald Combs <gerald@wireshark.org> + * Copyright 1998 Gerald Combs + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ + +#include "config.h" + +#include <epan/packet.h> +#include <epan/expert.h> +#include <epan/strutil.h> +#include <epan/asn1.h> +#include <epan/prefs.h> + +#include "packet-ber.h" +#include "packet-q932.h" + +#define PNAME "Q.932" +#define PSNAME "Q932" +#define PFNAME "q932" + +void proto_register_q932(void); + +/* Initialize the protocol and registered fields */ +static int proto_q932 = -1; +static int hf_q932_ie_type = -1; +static int hf_q932_ie_len = -1; +static int hf_q932_ie_data = -1; +static int hf_q932_pp = -1; +static int hf_q932_nd = -1; +#include "packet-q932-hf.c" + +/* Initialize the subtree pointers */ +static gint ett_q932 = -1; +static gint ett_q932_ie = -1; +#include "packet-q932-ett.c" + +static expert_field ei_q932_dse_not_supported = EI_INIT; +static expert_field ei_q932_acse_not_supported = EI_INIT; +static expert_field ei_q932_unknown_component = EI_INIT; +static expert_field ei_q932_asn1_encoded = EI_INIT; + + +/* Preferences */ + +/* ROSE context */ +static rose_ctx_t q932_rose_ctx; + +dissector_table_t qsig_arg_local_dissector_table; +dissector_table_t qsig_res_local_dissector_table; +dissector_table_t qsig_err_local_dissector_table; + +dissector_table_t etsi_arg_local_dissector_table; +dissector_table_t etsi_res_local_dissector_table; +dissector_table_t etsi_err_local_dissector_table; + +#define FACILITY_QSIG 0 +#define FACILITY_ETSI 1 +static gint g_facility_encoding = FACILITY_QSIG; + +void proto_reg_handoff_q932(void); + +static dissector_handle_t q932_ie_handle; + +/* Subdissectors */ +static dissector_handle_t q932_ros_handle; + +#define Q932_IE_EXTENDED_FACILITY 0x0D +#define Q932_IE_FACILITY 0x1C +#define Q932_IE_NOTIFICATION_INDICATOR 0x27 +#define Q932_IE_INFORMATION_REQUEST 0x32 +#define Q932_IE_FEATURE_ACTIVATION 0x38 +#define Q932_IE_FEATURE_INDICATION 0x39 +#define Q932_IE_SERVICE_PROFILE_ID 0x3A +#define Q932_IE_ENDPOINT_IDENTIFIER 0x3B +static const value_string q932_str_ie_type[] = { + { Q932_IE_EXTENDED_FACILITY , "Extended facility" }, + { Q932_IE_FACILITY , "Facility" }, + { Q932_IE_NOTIFICATION_INDICATOR, "Notification indicator" }, + { Q932_IE_INFORMATION_REQUEST, "Information request" }, + { Q932_IE_FEATURE_ACTIVATION , "Feature activation" }, + { Q932_IE_FEATURE_INDICATION , "Feature indication" }, + { Q932_IE_SERVICE_PROFILE_ID , "Service profile identification" }, + { Q932_IE_ENDPOINT_IDENTIFIER, "Endpoint identifier" }, + { 0, NULL} +}; + +static const value_string str_pp[] = { + { 0x11 , "Remote Operations Protocol" }, + { 0x12 , "CMIP Protocol" }, + { 0x13 , "ACSE Protocol" }, + { 0x1F , "Networking extensions" }, + { 0, NULL} +}; + +static const value_string str_nd[] = { + { 0x00 , "User suspended" }, + { 0x01 , "User resume" }, + { 0x02 , "Bearer service change" }, + { 0x04 , "Call completion delay" }, + { 0x03 , "Discriminator for extension to ASN.1 encoded component" }, + { 0x40 , "Discriminator for extension to ASN.1 encoded component for ISO" }, + { 0x42 , "Conference established" }, + { 0x43 , "Conference disconnected" }, + { 0x44 , "Other party added" }, + { 0x45 , "Isolated" }, + { 0x46 , "Reattached" }, + { 0x47 , "Other party isolated" }, + { 0x48 , "Other party reattached" }, + { 0x49 , "Other party split" }, + { 0x4A , "Other party disconnected" }, + { 0x4B , "Conference floating" }, + { 0x4C , "Conference disconnected, pre-emption" }, + { 0x4F , "Conference floating, served user pre-empted" }, + { 0x60 , "Call is a waiting call" }, + { 0x68 , "Diversion activated" }, + { 0x69 , "call transferred, alerting" }, + { 0x6A , "call transferred, answered" }, + { 0x6E , "reverse charging (whole call)" }, + { 0x6F , "reverse charging (for the rest of the call)" }, + { 0x74 , "service profile update" }, + { 0x79 , "Remote hold" }, + { 0x7A , "Remote retrieval" }, + { 0x7B , "Call is diverting" }, + { 0, NULL} +}; + +#include "packet-q932-fn.c" + +/*--- dissect_q932_facility_ie -------------------------------------------------------*/ +static void +dissect_q932_facility_ie(tvbuff_t *tvb, int offset, packet_info *pinfo, proto_tree *tree, int length) { + gint8 appclass; + bool pc; + gint32 tag; + guint32 len; + int hoffset, eoffset; + int ie_end; + tvbuff_t *next_tvb; + + ie_end = offset + length; + proto_tree_add_item(tree, hf_q932_pp, tvb, offset, 1, ENC_BIG_ENDIAN); + offset++; + while (offset < ie_end) { + hoffset = offset; + offset = get_ber_identifier(tvb, offset, &appclass, &pc, &tag); + offset = get_ber_length(tvb, offset, &len, NULL); + eoffset = offset + len; + next_tvb = tvb_new_subset_length(tvb, hoffset, eoffset - hoffset); + switch (appclass) { + case BER_CLASS_CON: + switch (tag) { + case 10 : /* Network Facility Extension */ + dissect_NetworkFacilityExtension_PDU(next_tvb, pinfo, tree, NULL); + break; + case 18 : /* Network Protocol Profile */ + dissect_NetworkProtocolProfile_PDU(next_tvb, pinfo, tree, NULL); + break; + case 11 : /* Interpretation Component */ + dissect_InterpretationComponent_PDU(next_tvb, pinfo, tree, NULL); + break; + /* ROSE APDU */ + case 1 : /* invoke */ + case 2 : /* returnResult */ + case 3 : /* returnError */ + case 4 : /* reject */ + q932_rose_ctx.apdu_depth = 1; + call_dissector_with_data(q932_ros_handle, next_tvb, pinfo, tree, &q932_rose_ctx); + break; + /* DSE APDU */ + case 12 : /* begin */ + case 14 : /* end */ + case 15 : /* continue */ + case 17 : /* abort */ + offset = dissect_ber_identifier(pinfo, tree, tvb, hoffset, NULL, NULL, NULL); + offset = dissect_ber_length(pinfo, tree, tvb, offset, NULL, NULL); + proto_tree_add_expert(tree, pinfo, &ei_q932_dse_not_supported, tvb, offset, len); + break; + default: + offset = dissect_ber_identifier(pinfo, tree, tvb, hoffset, NULL, NULL, NULL); + offset = dissect_ber_length(pinfo, tree, tvb, offset, NULL, NULL); + proto_tree_add_expert(tree, pinfo, &ei_q932_unknown_component, tvb, offset, len); + } + break; + case BER_CLASS_APP: + switch (tag) { + /* ACSE APDU */ + case 0 : /* aarq */ + case 1 : /* aare */ + case 2 : /* rlrq */ + case 3 : /* rlre */ + case 4 : /* abrt */ + offset = dissect_ber_identifier(pinfo, tree, tvb, hoffset, NULL, NULL, NULL); + offset = dissect_ber_length(pinfo, tree, tvb, offset, NULL, NULL); + proto_tree_add_expert(tree, pinfo, &ei_q932_acse_not_supported, tvb, offset, len); + break; + default: + offset = dissect_ber_identifier(pinfo, tree, tvb, hoffset, NULL, NULL, NULL); + offset = dissect_ber_length(pinfo, tree, tvb, offset, NULL, NULL); + proto_tree_add_expert(tree, pinfo, &ei_q932_unknown_component, tvb, offset, len); + } + break; + default: + offset = dissect_ber_identifier(pinfo, tree, tvb, hoffset, NULL, NULL, NULL); + offset = dissect_ber_length(pinfo, tree, tvb, offset, NULL, NULL); + proto_tree_add_expert(tree, pinfo, &ei_q932_unknown_component, tvb, offset, len); + } + offset = eoffset; + } +} + +/*--- dissect_q932_ni_ie -------------------------------------------------------*/ +static void +dissect_q932_ni_ie(tvbuff_t *tvb, int offset, packet_info *pinfo, proto_tree *tree, int length) { + int remain = length; + guint8 octet = 0; + guint32 value = 0; + proto_item* ti; + + while ((remain > 0) && !(octet & 0x80)) { + octet = tvb_get_guint8(tvb, offset++); + remain--; + value <<= 7; + value |= octet & 0x7F; + } + ti = proto_tree_add_uint(tree, hf_q932_nd, tvb, offset - (length - remain), length - remain, value); + + if (remain > 0) { + expert_add_info(pinfo, ti, &ei_q932_asn1_encoded); + } +} + +/*--- dissect_q932_ie -------------------------------------------------------*/ +static int +dissect_q932_ie(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data _U_) { + gint offset; + proto_item *ti; + proto_tree *ie_tree; + guint8 ie_type, ie_len; + + offset = 0; + + ti = proto_tree_add_item(tree, proto_q932, tvb, offset, -1, ENC_NA); + proto_item_set_hidden(ti); + + ie_type = tvb_get_guint8(tvb, offset); + ie_len = tvb_get_guint8(tvb, offset + 1); + + ie_tree = proto_tree_add_subtree(tree, tvb, offset, -1, ett_q932_ie, NULL, + val_to_str(ie_type, VALS(q932_str_ie_type), "unknown (0x%02X)")); + + proto_tree_add_item(ie_tree, hf_q932_ie_type, tvb, offset, 1, ENC_BIG_ENDIAN); + proto_tree_add_item(ie_tree, hf_q932_ie_len, tvb, offset + 1, 1, ENC_BIG_ENDIAN); + offset += 2; + if (tvb_reported_length_remaining(tvb, offset) <= 0) + return offset; + switch (ie_type) { + case Q932_IE_FACILITY : + dissect_q932_facility_ie(tvb, offset, pinfo, ie_tree, ie_len); + break; + case Q932_IE_NOTIFICATION_INDICATOR : + dissect_q932_ni_ie(tvb, offset, pinfo, ie_tree, ie_len); + break; + default: + if (ie_len > 0) { + proto_tree_add_item(ie_tree, hf_q932_ie_data, tvb, offset, ie_len, ENC_NA); + } + } + return tvb_captured_length(tvb); +} + +/*--- dissect_q932_apdu -----------------------------------------------------*/ +static int +dissect_q932_apdu(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data _U_) { + return call_dissector(q932_ros_handle, tvb, pinfo, tree); +} + +/*--- proto_register_q932 ---------------------------------------------------*/ +void proto_register_q932(void) { + + /* List of fields */ + static hf_register_info hf[] = { + { &hf_q932_ie_type, { "Type", "q932.ie.type", + FT_UINT8, BASE_HEX, VALS(q932_str_ie_type), 0x0, + "Information Element Type", HFILL }}, + { &hf_q932_ie_len, { "Length", "q932.ie.len", + FT_UINT8, BASE_DEC, NULL, 0x0, + "Information Element Length", HFILL }}, + { &hf_q932_ie_data, { "Data", "q932.ie.data", + FT_BYTES, BASE_NONE, NULL, 0x0, + NULL, HFILL }}, + { &hf_q932_pp, { "Protocol profile", "q932.pp", + FT_UINT8, BASE_HEX, VALS(str_pp), 0x1F, + NULL, HFILL }}, + { &hf_q932_nd, { "Notification description", "q932.nd", + FT_UINT8, BASE_HEX, VALS(str_nd), 0x0, + NULL, HFILL }}, +#include "packet-q932-hfarr.c" + }; + + /* List of subtrees */ + static gint *ett[] = { + &ett_q932, + &ett_q932_ie, +#include "packet-q932-ettarr.c" + }; + + static ei_register_info ei[] = { + { &ei_q932_dse_not_supported, { "q932.dse_not_supported", PI_UNDECODED, PI_WARN, "DSE APDU (not supported)", EXPFILL }}, + { &ei_q932_acse_not_supported, { "q932.acse_not_supported", PI_UNDECODED, PI_WARN, "ACSE APDU (not supported)", EXPFILL }}, + { &ei_q932_unknown_component, { "q932.unknown_component", PI_UNDECODED, PI_WARN, "Unknown Component", EXPFILL }}, + { &ei_q932_asn1_encoded, { "q932.asn1_encoded", PI_UNDECODED, PI_WARN, "ASN.1 Encoded Data Structure(NOT IMPLEMENTED)", EXPFILL }}, + }; + + module_t *q932_module; + expert_module_t* expert_q932; + + static const enum_val_t facility_encoding[] = { + {"Facility as QSIG", "Dissect facility as QSIG", FACILITY_QSIG}, + {"Facility as ETSI", "Dissect facility as ETSI", FACILITY_ETSI}, + {NULL, NULL, -1} + }; + + /* Register protocol and dissector */ + proto_q932 = proto_register_protocol(PNAME, PSNAME, PFNAME); + register_dissector("q932.apdu", dissect_q932_apdu, proto_q932); + q932_ie_handle = register_dissector("q932.ie", dissect_q932_ie, proto_q932); + + /* Register fields and subtrees */ + proto_register_field_array(proto_q932, hf, array_length(hf)); + proto_register_subtree_array(ett, array_length(ett)); + expert_q932 = expert_register_protocol(proto_q932); + expert_register_field_array(expert_q932, ei, array_length(ei)); + + rose_ctx_init(&q932_rose_ctx); + + /* Register dissector tables */ + q932_rose_ctx.arg_global_dissector_table = register_dissector_table("q932.ros.global.arg", "Q.932 Operation Argument (global opcode)", proto_q932, FT_STRING, STRING_CASE_SENSITIVE); + q932_rose_ctx.res_global_dissector_table = register_dissector_table("q932.ros.global.res", "Q.932 Operation Result (global opcode)", proto_q932, FT_STRING, STRING_CASE_SENSITIVE); + q932_rose_ctx.err_global_dissector_table = register_dissector_table("q932.ros.global.err", "Q.932 Error (global opcode)", proto_q932, FT_STRING, STRING_CASE_SENSITIVE); + + qsig_arg_local_dissector_table = register_dissector_table("q932.ros.local.arg", "Q.932 Operation Argument (local opcode)", proto_q932, FT_UINT32, BASE_HEX); + qsig_res_local_dissector_table = register_dissector_table("q932.ros.local.res", "Q.932 Operation Result (local opcode)", proto_q932, FT_UINT32, BASE_HEX); + qsig_err_local_dissector_table = register_dissector_table("q932.ros.local.err", "Q.932 Error (local opcode)", proto_q932, FT_UINT32, BASE_HEX); + + etsi_arg_local_dissector_table = register_dissector_table("q932.ros.etsi.local.arg", "Q.932 ETSI Operation Argument (local opcode)", proto_q932, FT_UINT32, BASE_HEX); + etsi_res_local_dissector_table = register_dissector_table("q932.ros.etsi.local.res", "Q.932 ETSI Operation Result (local opcode)", proto_q932, FT_UINT32, BASE_HEX); + etsi_err_local_dissector_table = register_dissector_table("q932.ros.etsi.local.err", "Q.932 ETSI Error (local opcode)", proto_q932, FT_UINT32, BASE_HEX); + + q932_module = prefs_register_protocol(proto_q932, proto_reg_handoff_q932); + + prefs_register_enum_preference(q932_module, "facility_encoding", + "Type of Facility encoding", + "Type of Facility encoding", + &g_facility_encoding, facility_encoding, FALSE); +} + +/*--- proto_reg_handoff_q932 ------------------------------------------------*/ +void proto_reg_handoff_q932(void) { + static gboolean q931_prefs_initialized = FALSE; + + if (!q931_prefs_initialized) { + /* Facility */ + dissector_add_uint("q931.ie", (0x00 << 8) | Q932_IE_FACILITY, q932_ie_handle); + /* Notification indicator */ + dissector_add_uint("q931.ie", (0x00 << 8) | Q932_IE_NOTIFICATION_INDICATOR, q932_ie_handle); + q932_ros_handle = find_dissector_add_dependency("q932.ros", proto_q932); + + q931_prefs_initialized = TRUE; + } + + if(g_facility_encoding == FACILITY_QSIG){ + q932_rose_ctx.arg_local_dissector_table = qsig_arg_local_dissector_table; + q932_rose_ctx.res_local_dissector_table = qsig_res_local_dissector_table; + q932_rose_ctx.err_local_dissector_table = qsig_err_local_dissector_table; + }else{ + q932_rose_ctx.arg_local_dissector_table = etsi_arg_local_dissector_table; + q932_rose_ctx.res_local_dissector_table = etsi_res_local_dissector_table; + q932_rose_ctx.err_local_dissector_table = etsi_err_local_dissector_table; + } + +} + +/*---------------------------------------------------------------------------*/ diff --git a/epan/dissectors/asn1/q932/packet-q932-template.h b/epan/dissectors/asn1/q932/packet-q932-template.h new file mode 100644 index 00000000..7e506e9e --- /dev/null +++ b/epan/dissectors/asn1/q932/packet-q932-template.h @@ -0,0 +1,18 @@ +/* packet-q932.h + * Routines for Q.932 packet dissection + * 2007 Tomas Kukosa + * + * Wireshark - Network traffic analyzer + * By Gerald Combs <gerald@wireshark.org> + * Copyright 1998 Gerald Combs + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ + +#ifndef PACKET_Q932_H +#define PACKET_Q932_H + +#include "packet-q932-exp.h" + +#endif /* PACKET_Q932_H */ + diff --git a/epan/dissectors/asn1/q932/q932.cnf b/epan/dissectors/asn1/q932/q932.cnf new file mode 100644 index 00000000..90e6092e --- /dev/null +++ b/epan/dissectors/asn1/q932/q932.cnf @@ -0,0 +1,32 @@ +# q932.cnf +# Q.932 conformation file +# 2007 Tomas Kukosa + +#.PDU + +InterpretationComponent +NetworkFacilityExtension +NetworkProtocolProfile + +#.EXPORTS EXTERN WS_DLL + +# Addressing-Data-Elements +PresentedAddressScreened +PresentedAddressUnscreened +PresentedNumberScreened +PresentedNumberUnscreened +Address +PartyNumber +PartySubaddress +ScreeningIndicator +PresentationAllowedIndicator + +#.FIELD_RENAME + +# Addressing-Data-Elements +PresentedNumberScreened/presentationAllowedNumber presentationAllowedNumberScreened +PresentedAddressScreened/presentationRestrictedAddress presentationRestrictedAddressScreened +PresentedNumberScreened/presentationRestrictedNumber presentationRestrictedNumberScreened + +#.END + |