121 lines
5.1 KiB
Erlang
121 lines
5.1 KiB
Erlang
% GSM MAP codec wrapper functions
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% (C) 2011-2012 by Harald Welte <laforge@gnumonks.org>
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%
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% All Rights Reserved
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%
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% This program is free software; you can redistribute it and/or modify
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% it under the terms of the GNU Affero General Public License as
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% published by the Free Software Foundation; either version 3 of the
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% License, or (at your option) any later version.
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%
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% This program is distributed in the hope that it will be useful,
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% but WITHOUT ANY WARRANTY; without even the implied warranty of
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% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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% GNU General Public License for more details.
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%
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% You should have received a copy of the GNU Affero General Public License
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% along with this program. If not, see <http://www.gnu.org/licenses/>.
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-module(map_helper).
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-author('Harald Welte <laforge@gnumonks.org>').
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-include_lib("osmo_ss7/include/isup.hrl").
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-include_lib("osmo_map/include/map.hrl").
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-export([postproc/2, postproc_gt/2, postproc_imsi/2, postproc_msisdn/2]).
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postproc(M=#'UpdateLocationArg'{imsi = Imsi, 'msc-Number' = Msc, 'vlr-Number' = Vlr,
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'v-gmlc-Address' = Gmlc}, Mode) ->
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M#'UpdateLocationArg'{imsi = postproc_imsi(Imsi, Mode),
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'msc-Number' = postproc_gt(Msc, Mode),
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'vlr-Number' = postproc_gt(Vlr, Mode),
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'v-gmlc-Address' = postproc_gt(Gmlc, Mode)};
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postproc(M=#'UpdateLocationRes'{'hlr-Number' = Hlr}, Mode) ->
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M#'UpdateLocationRes'{'hlr-Number' = postproc_gt(Hlr, Mode)};
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postproc(M=#'UpdateGprsLocationArg'{imsi = Imsi, 'sgsn-Address' = Sgsn}, Mode) ->
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M#'UpdateGprsLocationArg'{imsi = postproc_imsi(Imsi, Mode),
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'sgsn-Address' = postproc_gt(Sgsn, Mode)};
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postproc(M=#'UpdateGprsLocationRes'{'hlr-Number' = Hlr}, Mode) ->
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M#'UpdateGprsLocationRes'{'hlr-Number' = postproc_gt(Hlr, Mode)};
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postproc(M=#'SendAuthenticationInfoArg'{imsi = Imsi}, Mode) ->
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M#'SendAuthenticationInfoArg'{imsi = postproc_imsi(Imsi, Mode)};
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postproc(M=#'ReadyForSM-Arg'{imsi = Imsi}, Mode) ->
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M#'ReadyForSM-Arg'{imsi = postproc_imsi(Imsi, Mode)};
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postproc(M=#'MO-ForwardSM-Arg'{imsi = Imsi}, Mode) ->
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M#'MO-ForwardSM-Arg'{imsi = postproc_imsi(Imsi, Mode)};
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postproc(M=#'RoutingInfoForSM-Res'{imsi = Imsi}, Mode) ->
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M#'RoutingInfoForSM-Res'{imsi = postproc_imsi(Imsi, Mode)};
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postproc(M=#'DeactivateTraceModeArg'{imsi = Imsi}, Mode) ->
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M#'DeactivateTraceModeArg'{imsi = postproc_imsi(Imsi, Mode)};
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postproc(M=#'ActivateTraceModeArg'{imsi = Imsi}, Mode) ->
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M#'ActivateTraceModeArg'{imsi = postproc_imsi(Imsi, Mode)};
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postproc(M=#'InsertSubscriberDataArg'{imsi = Imsi, msisdn = Msisdn}, Mode) ->
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M#'InsertSubscriberDataArg'{imsi = postproc_imsi(Imsi, Mode),
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msisdn = postproc_msisdn(Msisdn, Mode)};
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postproc(M=#'AuthenticationFailureReportArg'{imsi = Imsi}, Mode) ->
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M#'AuthenticationFailureReportArg'{imsi = postproc_imsi(Imsi, Mode)};
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postproc(M=#'AlertServiceCentreArg'{msisdn = Msisdn, serviceCentreAddress = Smsc}, Mode) ->
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M#'AlertServiceCentreArg'{msisdn = postproc_msisdn(Msisdn, Mode),
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serviceCentreAddress = postproc_gt(Smsc, Mode)};
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postproc(M=#'RoutingInfoForSM-Arg'{msisdn = Msisdn, serviceCentreAddress = Smsc}, Mode) ->
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M#'RoutingInfoForSM-Arg'{msisdn = postproc_msisdn(Msisdn, Mode),
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serviceCentreAddress = postproc_gt(Smsc, Mode)};
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postproc(M=#'ProvideRoamingNumberArg'{imsi = Imsi, msisdn = Msisdn,
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'gmsc-Address' = Gmsc}, Mode) ->
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M#'ProvideRoamingNumberArg'{imsi = postproc_imsi(Imsi, Mode),
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msisdn = postproc_msisdn(Msisdn, Mode),
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'gmsc-Address' = postproc_gt(Gmsc, Mode)};
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postproc(M=#'SendRoutingInfoRes'{msisdn = Msisdn}, Mode) ->
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M#'SendRoutingInfoRes'{msisdn = postproc_msisdn(Msisdn, Mode)};
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postproc(M=#'SendRoutingInfoArg'{msisdn = Msisdn, 'gmsc-OrGsmSCF-Address' = Gmsc}, Mode) ->
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M#'SendRoutingInfoArg'{msisdn = postproc_msisdn(Msisdn, Mode),
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'gmsc-OrGsmSCF-Address' = postproc_gt(Gmsc, Mode)};
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postproc(M=#'USSD-Arg'{msisdn = Msisdn}, Mode) ->
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M#'USSD-Arg'{msisdn = postproc_msisdn(Msisdn, Mode)};
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postproc(M=#'ReportSM-DeliveryStatusArg'{msisdn = Msisdn,
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serviceCentreAddress = Smsc}, Mode) ->
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M#'ReportSM-DeliveryStatusArg'{msisdn = postproc_msisdn(Msisdn, Mode),
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serviceCentreAddress = postproc_gt(Smsc, Mode)};
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postproc(M=#'AnyTimeInterrogationArg'{'gsmSCF-Address' = Scf}, Mode) ->
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M#'AnyTimeInterrogationArg'{'gsmSCF-Address' = postproc_gt(Scf, Mode)};
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postproc(M, _Mode) ->
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M.
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postproc_gt(In, post) when is_binary(In) ->
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postproc_gt(binary_to_list(In), post);
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postproc_gt(asn1_NOVALUE, post) ->
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undefined;
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postproc_gt(In, post) ->
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map_codec:parse_addr_string(In);
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postproc_gt(undefined, pre) ->
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asn1_NOVALUE;
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postproc_gt(In, pre) when is_record(In, party_number) ->
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map_codec:encode_addr_string(In);
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postproc_gt(In, pre) ->
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In.
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postproc_imsi(asn1_NOVALUE, post) ->
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undefined;
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postproc_imsi(In, post) ->
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map_codec:parse_map_addr(In);
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postproc_imsi(undefined, pre) ->
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asn1_NOVALUE;
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postproc_imsi([], pre) ->
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asn1_NOVALUE;
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postproc_imsi(In, pre) ->
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map_codec:encode_map_tbcd(In).
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postproc_msisdn(asn1_NOVALUE, post) ->
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undefined;
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postproc_msisdn(In, post) ->
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map_codec:parse_map_addr(In);
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postproc_msisdn(undefined, pre) ->
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asn1_NOVALUE;
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postproc_msisdn([], pre) ->
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asn1_NOVALUE;
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postproc_msisdn(In, pre) ->
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map_codec:encode_map_tbcd(In).
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