module NGAP_CodecPort { /* Simple NGAP Codec Port, translating between raw SCTP primitives with * octetstring payload towards the IPL4asp provider, and NGAP primitives * which carry the decoded NGAP data types as payload. * * (C) 2019 by Harald Welte * (C) 2025 by sysmocom - s.f.m.c. GmbH * All rights reserved. * * Released under the terms of GNU General Public License, Version 2 or * (at your option) any later version. * * SPDX-License-Identifier: GPL-2.0-or-later */ import from IPL4asp_PortType all; import from IPL4asp_Types all; import from NGAP_PDU_Descriptions all; import from NGAP_Types all; type record NGAP_RecvFrom { ConnectionId connId, HostName remName, PortNumber remPort, HostName locName, PortNumber locPort, NGAP_PDU msg }; template NGAP_RecvFrom t_NGAP_RecvFrom(template NGAP_PDU msg) := { connId := ?, remName := ?, remPort := ?, locName := ?, locPort := ?, msg := msg } type record NGAP_Send { ConnectionId connId, NGAP_PDU msg } template NGAP_Send t_NGAP_Send(template ConnectionId connId, template NGAP_PDU msg) := { connId := connId, msg := msg } private function IPL4_to_NGAP_RecvFrom(in ASP_RecvFrom pin, out NGAP_RecvFrom pout) { pout.connId := pin.connId; pout.remName := pin.remName; pout.remPort := pin.remPort; pout.locName := pin.locName; pout.locPort := pin.locPort; pout.msg := dec_NGAP_PDU(pin.msg); } with { extension "prototype(fast)" }; private function NGAP_to_IPL4_Send(in NGAP_Send pin, out ASP_Send pout) { pout.connId := pin.connId; pout.proto := { sctp := { sinfo_stream := omit, sinfo_ppid := 60, remSocks := omit, assocId := omit } }; pout.msg := enc_NGAP_PDU(pin.msg); } with { extension "prototype(fast)" }; type port NGAP_CODEC_PT message { out NGAP_Send; in NGAP_RecvFrom, ASP_ConnId_ReadyToRelease, ASP_Event; } with { extension "user IPL4asp_PT out(NGAP_Send -> ASP_Send:function(NGAP_to_IPL4_Send)) in(ASP_RecvFrom -> NGAP_RecvFrom: function(IPL4_to_NGAP_RecvFrom); ASP_ConnId_ReadyToRelease -> ASP_ConnId_ReadyToRelease: simple; ASP_Event -> ASP_Event: simple)" } }