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osmo-ttcn3-hacks
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bsc: CRCX is answered with (malformed) ACK 

Change-Id: I09c1ed467e95be236e0758d6a9c8bbef405c02eb
This commit is contained in:
Daniel Willmann 2018-01-17 15:28:04 +01:00
parent 4886ae6d0c
commit 1fb6e4cc91
1 changed files with 41 additions and 2 deletions
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43
library/MGCP_Emulation.ttcn
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@ -33,6 +33,7 @@ type component MGCP_Emulation_CT {
port MGCPEM_PROC_PT PROC;
var charstring g_mgcp_id;
var integer g_mgcp_conn_id := -1;
}
type function MGCPCreateCallback(MgcpCommand cmd, charstring id)
@ -49,6 +50,19 @@ type record MGCP_conn_parameters {
uint16_t mgw_udp_port
}
function tr_MGCP_RecvFrom_R(template MgcpMessage msg)
runs on MGCP_Emulation_CT return template MGCP_RecvFrom {
var template MGCP_RecvFrom mrf := {
connId := g_mgcp_conn_id,
remName := ?,
remPort := ?,
locName := ?,
locPort := ?,
msg := msg
}
return mrf;
}
function main(MGCPOps ops, MGCP_conn_parameters p, charstring id) runs on MGCP_Emulation_CT {
var Result res;
g_mgcp_id := id;
@ -60,12 +74,32 @@ function main(MGCPOps ops, MGCP_conn_parameters p, charstring id) runs on MGCP_E
p.mgw_udp_port,
p.callagent_ip, p.callagent_udp_port, 0, { udp:={} });
g_mgcp_conn_id := res.connId;
while (true) {
var MGCP_ConnHdlr vc_conn;
var ExpectCriteria crit;
var MGCP_RecvFrom mrf;
var MgcpMessage msg;
var MgcpCommand cmd;
var MgcpResponse resp;
alt {
[] CLIENT.receive(MgcpCommand:?) {
/* MGCP from client */
[] CLIENT.receive(MgcpResponse:?) -> value resp sender vc_conn {
/* Pass message through */
msg.response := resp;
MGCP.send(t_MGCP_Send(g_mgcp_conn_id, msg));
}
[] MGCP.receive(tr_MGCP_RecvFrom_R(?)) -> value mrf {
if (ischosen(mrf.msg.command)) {
cmd := mrf.msg.command;
vc_conn := ops.create_cb.apply(cmd, id);
f_handle_userData(vc_conn, cmd);
} else {
setverdict(fail, "Received unexpected MGCP response: ", mrf.msg.response);
self.stop;
}
[] MGCP.receive(MGCP_RecvFrom:?) {
}
[] PROC.getcall(MGCPEM_register:{?,?}) -> param(crit, vc_conn) {
f_create_expect(crit, vc_conn);
@ -75,6 +109,11 @@ p.mgw_udp_port,
}
}
private function f_handle_userData(MGCP_ConnHdlr conn, MgcpCommand cmd)
runs on MGCP_Emulation_CT {
CLIENT.send(cmd) to conn;
}
/* "Expect" Handling */
/* */