Add CBSP_CodecPort + CBSP_Adapter
Change-Id: I36b39b320c21502395f9d51d769d76adf5f5d602
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module CBSP_Adapter {
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/* CBSP Adapter layer, sitting on top of CBSP_CodecPort.
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* test suites can 'inherit' in order to have a CBSP connection to the IUT which they're testing
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*
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* (C) 2018-2019 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 Osmocom_Types all;
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import from General_Types all;
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import from CBSP_Types all;
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import from CBSP_Templates all;
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import from CBSP_CodecPort all;
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import from CBSP_CodecPort_CtrlFunct all;
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import from IPL4asp_Types all;
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import from IPL4asp_PortType all;
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import from Socket_API_Definitions all;
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const integer NUM_CBSP := 3;
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type component CBSP_Adapter_CT {
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/* down-facing port to CBSP Codec port */
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port CBSP_CODEC_PT CBSP[NUM_CBSP];
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var IPL4asp_Types.ConnectionId g_cbsp_conn_id[NUM_CBSP] := { -1, -1, -1 };
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}
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private function f_set_tcp_segmentation(integer idx) runs on CBSP_Adapter_CT {
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/* Set function for dissecting the binary stream into packets */
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var f_IPL4_getMsgLen vl_f := refers(f_IPL4_fixedMsgLen);
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/* Offset: 1, size of length: 3, delta: 4, multiplier: 1, big-endian */
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CBSP_CodecPort_CtrlFunct.f_IPL4_setGetMsgLen(CBSP[idx], g_cbsp_conn_id[idx], vl_f, {1, 3, 4, 1, 0});
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}
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function f_connect(charstring remote_host, IPL4asp_Types.PortNumber remote_port,
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charstring local_host, IPL4asp_Types.PortNumber local_port, integer idx := 0)
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runs on CBSP_Adapter_CT {
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var IPL4asp_Types.Result res;
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map(self:CBSP[idx], system:CBSP);
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res := CBSP_CodecPort_CtrlFunct.f_IPL4_connect(CBSP[idx], remote_host, remote_port,
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local_host, local_port, 0, { tcp :={} });
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if (not ispresent(res.connId)) {
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setverdict(fail, "Could not connect to CBSP port, check your configuration");
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mtc.stop;
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}
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g_cbsp_conn_id[idx] := res.connId;
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f_set_tcp_segmentation(idx);
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}
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/* Function to use to bind to a local port as IPA server, accepting remote clients */
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function f_bind(charstring local_host, IPL4asp_Types.PortNumber local_port, integer idx := 0)
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runs on CBSP_Adapter_CT {
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var IPL4asp_Types.Result res;
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map(self:CBSP[idx], system:CBSP);
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res := CBSP_CodecPort_CtrlFunct.f_IPL4_listen(CBSP[idx], local_host, local_port, { tcp:={} });
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g_cbsp_conn_id[idx] := res.connId;
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f_set_tcp_segmentation(idx);
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}
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function f_cbsp_send(template (value) CBSP_PDU pdu, integer idx := 0) runs on CBSP_Adapter_CT {
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CBSP[idx].send(ts_CBSP_Send(g_cbsp_conn_id[idx], pdu));
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}
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function f_cbsp_exp(template CBSP_PDU exp, integer idx := 0) runs on CBSP_Adapter_CT return CBSP_PDU {
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var CBSP_RecvFrom rf;
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CBSP[idx].receive(tr_CBSP_Recv(g_cbsp_conn_id[idx], exp)) -> value rf;
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return rf.msg;
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}
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}
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@ -0,0 +1,64 @@
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module CBSP_CodecPort {
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/* Simple CBSP Codec Port, translating between raw TCP octetstring payload
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* towards the IPL4asp port provider, and CBSP primitives
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* which carry the decoded CBSP data types as payload.
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*
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* (C) 2018 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 CBSP_Types all;
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type record CBSP_RecvFrom {
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ConnectionId connId,
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CBSP_PDU msg
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}
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type record CBSP_Send {
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ConnectionId connId,
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CBSP_PDU msg
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}
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template (value) CBSP_Send ts_CBSP_Send(ConnectionId conn_id, template (value) CBSP_PDU msg) := {
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connId := conn_id,
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msg := msg
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}
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template CBSP_RecvFrom tr_CBSP_Recv(template ConnectionId conn_id, template CBSP_PDU msg) := {
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connId := conn_id,
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msg := msg
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}
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private function IPL4_to_CBSP_RecvFrom(in ASP_RecvFrom pin, out CBSP_RecvFrom pout) {
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pout.connId := pin.connId;
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pout.msg := dec_CBSP_PDU(pin.msg);
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} with { extension "prototype(fast)" }
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private function CBSP_to_IPL4_Send(in CBSP_Send pin, out ASP_Send pout) {
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pout.connId := pin.connId;
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pout.proto := { tcp := {} };
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pout.msg := enc_CBSP_PDU(pin.msg);
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} with { extension "prototype(fast)" }
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type port CBSP_CODEC_PT message {
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out CBSP_Send;
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in CBSP_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(CBSP_Send -> ASP_Send: function(CBSP_to_IPL4_Send))
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in(ASP_RecvFrom -> CBSP_RecvFrom: function(IPL4_to_CBSP_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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module CBSP_CodecPort_CtrlFunct {
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import from CBSP_CodecPort all;
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import from IPL4asp_Types all;
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external function f_IPL4_listen(
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inout CBSP_CODEC_PT portRef,
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in HostName locName,
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in PortNumber locPort,
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in ProtoTuple proto,
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in OptionList options := {}
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) return Result;
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external function f_IPL4_connect(
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inout CBSP_CODEC_PT portRef,
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in HostName remName,
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in PortNumber remPort,
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in HostName locName,
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in PortNumber locPort,
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in ConnectionId connId,
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in ProtoTuple proto,
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in OptionList options := {}
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) return Result;
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external function f_IPL4_close(
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inout CBSP_CODEC_PT portRef,
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in ConnectionId id,
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in ProtoTuple proto := { unspecified := {} }
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) return Result;
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external function f_IPL4_setUserData(
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inout CBSP_CODEC_PT portRef,
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in ConnectionId id,
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in UserData userData
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) return Result;
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external function f_IPL4_getUserData(
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inout CBSP_CODEC_PT portRef,
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in ConnectionId id,
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out UserData userData
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) return Result;
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external function f_IPL4_setGetMsgLen(
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inout CBSP_CODEC_PT portRef,
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in ConnectionId id,
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inout f_IPL4_getMsgLen f,
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in ro_integer msgLenArgs
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);
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}
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#include "IPL4asp_PortType.hh"
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#include "CBSP_CodecPort.hh"
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#include "IPL4asp_PT.hh"
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namespace CBSP__CodecPort__CtrlFunct {
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IPL4asp__Types::Result f__IPL4__listen(
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CBSP__CodecPort::CBSP__CODEC__PT& portRef,
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const IPL4asp__Types::HostName& locName,
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const IPL4asp__Types::PortNumber& locPort,
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const IPL4asp__Types::ProtoTuple& proto,
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const IPL4asp__Types::OptionList& options)
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{
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return f__IPL4__PROVIDER__listen(portRef, locName, locPort, proto, options);
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}
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IPL4asp__Types::Result f__IPL4__connect(
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CBSP__CodecPort::CBSP__CODEC__PT& portRef,
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const IPL4asp__Types::HostName& remName,
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const IPL4asp__Types::PortNumber& remPort,
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const IPL4asp__Types::HostName& locName,
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const IPL4asp__Types::PortNumber& locPort,
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const IPL4asp__Types::ConnectionId& connId,
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const IPL4asp__Types::ProtoTuple& proto,
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const IPL4asp__Types::OptionList& options)
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{
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return f__IPL4__PROVIDER__connect(portRef, remName, remPort,
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locName, locPort, connId, proto, options);
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}
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IPL4asp__Types::Result f__IPL4__close(
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CBSP__CodecPort::CBSP__CODEC__PT& portRef,
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const IPL4asp__Types::ConnectionId& connId,
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const IPL4asp__Types::ProtoTuple& proto)
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{
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return f__IPL4__PROVIDER__close(portRef, connId, proto);
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}
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IPL4asp__Types::Result f__IPL4__setUserData(
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CBSP__CodecPort::CBSP__CODEC__PT& portRef,
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const IPL4asp__Types::ConnectionId& connId,
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const IPL4asp__Types::UserData& userData)
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{
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return f__IPL4__PROVIDER__setUserData(portRef, connId, userData);
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}
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IPL4asp__Types::Result f__IPL4__getUserData(
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CBSP__CodecPort::CBSP__CODEC__PT& portRef,
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const IPL4asp__Types::ConnectionId& connId,
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IPL4asp__Types::UserData& userData)
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{
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return f__IPL4__PROVIDER__getUserData(portRef, connId, userData);
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}
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void f__IPL4__setGetMsgLen(
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CBSP__CodecPort::CBSP__CODEC__PT& portRef,
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const IPL4asp__Types::ConnectionId& connId,
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Socket__API__Definitions::f__getMsgLen& f,
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const Socket__API__Definitions::ro__integer& msgLenArgs)
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{
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return f__IPL4__PROVIDER__setGetMsgLen(portRef, connId, f, msgLenArgs);
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}
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}
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