67 lines
1.9 KiB
Plaintext
67 lines
1.9 KiB
Plaintext
module IPA_CodecPort {
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/* Simple IPA Codec Port, translating between raw TCP octetstring payload
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* towards the IPL4asp port provider, and IPA primitives
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* which carry the decoded IPA data types as payload.
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*
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* (C) 2017 by Harald Welte <laforge@gnumonks.org>
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* All rights reserved.
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*
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* Released under the terms of GNU General Public License, Version 2 or
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* (at your option) any later version.
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*/
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import from IPL4asp_PortType all;
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import from IPL4asp_Types all;
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import from IPA_Types all;
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type record IPA_RecvFrom {
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ConnectionId connId,
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IpaStreamId streamId,
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IpaExtStreamId streamIdExt optional,
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octetstring msg
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}
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type record IPA_Send {
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ConnectionId connId,
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IpaStreamId streamId,
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IpaExtStreamId streamIdExt optional,
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octetstring msg
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}
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template IPA_Send t_IPA_Send(ConnectionId conn_id, IpaStreamId stream_id,
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octetstring msg, template IpaExtStreamId stream_id_ext := omit) := {
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connId := conn_id,
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streamId := stream_id,
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streamIdExt := stream_id_ext,
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msg := msg
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}
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private function IPL4_to_IPA_RecvFrom(in ASP_RecvFrom pin, out IPA_RecvFrom pout) {
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var PDU_IPA ipa := dec_PDU_IPA(pin.msg);
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pout.connId := pin.connId;
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pout.streamId := ipa.streamId
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pout.streamIdExt := ipa.streamIdExt
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pout.msg := ipa.payloadData;
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} with { extension "prototype(fast)" }
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private function IPA_to_IPL4_Send(in IPA_Send pin, out ASP_Send pout) {
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var PDU_IPA ipa := { 0, pin.streamId, pin.streamIdExt, pin.msg };
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pout.connId := pin.connId;
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pout.proto := { tcp := {} };
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pout.msg := enc_PDU_IPA(ipa);
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} with { extension "prototype(fast)" }
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type port IPA_CODEC_PT message {
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out IPA_Send;
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in IPA_RecvFrom,
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ASP_ConnId_ReadyToRelease,
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ASP_Event;
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} with { extension "user IPL4asp_PT
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out(IPA_Send -> ASP_Send:function(IPA_to_IPL4_Send))
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in(ASP_RecvFrom -> IPA_RecvFrom: function(IPL4_to_IPA_RecvFrom);
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ASP_ConnId_ReadyToRelease -> ASP_ConnId_ReadyToRelease: simple;
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ASP_Event -> ASP_Event: simple)"
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}
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}
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