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osmo-ttcn3-hacks
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BSC_ConnectionHandler: Define SDP template for CN-side CRCX 

Change-Id: I90546249c41de8f99ce4a558e76cb46597413518
This commit is contained in:
Harald Welte 2019-04-21 17:08:40 +02:00
parent ddf011ec4f
commit 408a7ef9fc
1 changed files with 11 additions and 14 deletions
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25
msc/BSC_ConnectionHandler.ttcn
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@ -469,6 +469,15 @@ runs on BSC_ConnHdlr {
hex2str(cpars.called_party), hex2str(g_pars.imsi)));
}
private template (value) SDP_Message ts_SDP_CRCX_CN(CallParameters cpars) :=
ts_SDP(cpars.mgw_rtp_ip_mss, cpars.mgw_rtp_ip_mss,
hex2str(cpars.mgcp_call_id), "42",
cpars.mgw_rtp_port_mss,
{ int2str(cpars.rtp_payload_type) },
{ valueof(ts_SDP_rtpmap(cpars.rtp_payload_type,
cpars.rtp_sdp_format)),
valueof(ts_SDP_ptime(20)) });
/* Complete call, begin with a paging response message via BSSAP */
function f_mt_call_complete(inout CallParameters cpars)
runs on BSC_ConnHdlr {
@ -521,13 +530,7 @@ runs on BSC_ConnHdlr {
interleave {
/* Second MGCP CRCX (this time for MSS/CN side) */
[] MGCP.receive(tr_CRCX(cpars.mgcp_ep)) -> value mgcp_cmd {
var SDP_Message sdp := valueof(ts_SDP(cpars.mgw_rtp_ip_mss, cpars.mgw_rtp_ip_mss,
hex2str(cpars.mgcp_call_id), "42",
cpars.mgw_rtp_port_mss,
{ int2str(cpars.rtp_payload_type) },
{ valueof(ts_SDP_rtpmap(cpars.rtp_payload_type,
cpars.rtp_sdp_format)),
valueof(ts_SDP_ptime(20)) }));
var SDP_Message sdp := valueof(ts_SDP_CRCX_CN(cpars));
MGCP.send(ts_CRCX_ACK(mgcp_cmd.line.trans_id, cpars.mgcp_connection_id_mss, sdp));
/* MSC acknowledges the MNCC_CREATE to the MNCC handler */
MNCC.receive(tr_MNCC_RTP_CREATE(cpars.mncc_callref));
@ -626,13 +629,7 @@ runs on BSC_ConnHdlr {
interleave {
/* Second MGCP CRCX (this time for MSS/CN side) */
[] MGCP.receive(tr_CRCX(cpars.mgcp_ep)) -> value mgcp_cmd {
var SDP_Message sdp := valueof(ts_SDP(cpars.mgw_rtp_ip_mss, cpars.mgw_rtp_ip_mss,
hex2str(cpars.mgcp_call_id), "42",
cpars.mgw_rtp_port_mss,
{ int2str(cpars.rtp_payload_type) },
{ valueof(ts_SDP_rtpmap(cpars.rtp_payload_type,
cpars.rtp_sdp_format)),
valueof(ts_SDP_ptime(20)) }));
var SDP_Message sdp := valueof(ts_SDP_CRCX_CN(cpars));
MGCP.send(ts_CRCX_ACK(mgcp_cmd.line.trans_id, cpars.mgcp_connection_id_mss, sdp));
/* Alerting */