| module M3UA_CodecPort { |
| |
| /* Simple M3UA Codec Port, translating between raw SCTP primitives with |
| * octetstring payload towards the IPL4asp provider, and M3UA primitives |
| * which carry the decoded M3UA data types as payload. |
| * |
| * (C) 2019 by Harald Welte <laforge@gnumonks.org> |
| * 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 M3UA_Types all; |
| |
| type record M3UA_RecvFrom { |
| ConnectionId connId, |
| HostName remName, |
| PortNumber remPort, |
| HostName locName, |
| PortNumber locPort, |
| PDU_M3UA msg |
| }; |
| |
| template M3UA_RecvFrom t_M3UA_RecvFrom(template PDU_M3UA msg) := { |
| connId := ?, |
| remName := ?, |
| remPort := ?, |
| locName := ?, |
| locPort := ?, |
| msg := msg |
| } |
| |
| type record M3UA_Send { |
| ConnectionId connId, |
| integer stream, |
| PDU_M3UA msg |
| } |
| |
| template M3UA_Send t_M3UA_Send(template ConnectionId connId, template PDU_M3UA msg, |
| template (omit) integer stream := omit) := { |
| connId := connId, |
| stream := stream, |
| msg := msg |
| } |
| |
| private function IPL4_to_M3UA_RecvFrom(in ASP_RecvFrom pin, out M3UA_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_PDU_M3UA(pin.msg); |
| } with { extension "prototype(fast)" }; |
| |
| private function M3UA_to_IPL4_Send(in M3UA_Send pin, out ASP_Send pout) { |
| pout.connId := pin.connId; |
| pout.proto := { |
| sctp := { |
| sinfo_stream := pin.stream, |
| sinfo_ppid := 3, |
| remSocks := omit, |
| assocId := omit |
| } |
| }; |
| pout.msg := enc_PDU_M3UA(pin.msg); |
| } with { extension "prototype(fast)" }; |
| |
| type port M3UA_CODEC_PT message { |
| out M3UA_Send; |
| in M3UA_RecvFrom, |
| ASP_ConnId_ReadyToRelease, |
| ASP_Event; |
| } with { extension "user IPL4asp_PT |
| out(M3UA_Send -> ASP_Send:function(M3UA_to_IPL4_Send)) |
| in(ASP_RecvFrom -> M3UA_RecvFrom: function(IPL4_to_M3UA_RecvFrom); |
| ASP_ConnId_ReadyToRelease -> ASP_ConnId_ReadyToRelease: simple; |
| ASP_Event -> ASP_Event: simple)" |
| } |
| } |