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-rw-r--r--library/IPA_Emulation.ttcn26
1 files changed, 26 insertions, 0 deletions
diff --git a/library/IPA_Emulation.ttcn b/library/IPA_Emulation.ttcn
index ddedb39..9bad69f 100644
--- a/library/IPA_Emulation.ttcn
+++ b/library/IPA_Emulation.ttcn
@@ -17,6 +17,7 @@ import from MTP3asp_PortType all;
import from RSL_Types all;
import from MGCP_Types all;
+import from GSUP_Types all;
import from Osmocom_CTRL_Types all;
@@ -99,6 +100,12 @@ type port IPA_CTRL_PT message {
inout CtrlMessage, ASP_IPA_Event;
} with { extension "internal" }
+/* Client port for CTRL inside IPA */
+type port IPA_GSUP_PT message {
+ inout GSUP_PDU, ASP_IPA_Event;
+} with { extension "internal" }
+
+
type component IPA_Emulation_CT {
/* down-facing port to IPA codec port */
port IPA_CODEC_PT IPA_PORT;
@@ -110,6 +117,9 @@ type component IPA_Emulation_CT {
port IPA_RSL_PT IPA_RSL_PORT;
/* up-facing port for CTRL */
port IPA_CTRL_PT IPA_CTRL_PORT;
+ /* up-facing port for GSUP */
+ port IPA_GSUP_PT IPA_GSUP_PORT;
+
/* up-facing port for other streams */
port IPA_SP_PT IPA_SP_PORT;
@@ -193,6 +203,9 @@ private function f_send_IPA_EVT(template ASP_IPA_Event evt) runs on IPA_Emulatio
if (IPA_CTRL_PORT.checkstate("Connected")) {
IPA_CTRL_PORT.send(evt);
}
+ if (IPA_GSUP_PORT.checkstate("Connected")) {
+ IPA_GSUP_PORT.send(evt);
+ }
/* FIXME: to other ports */
}
@@ -348,6 +361,10 @@ private function f_ctrl_to_user(octetstring msg) runs on IPA_Emulation_CT {
IPA_CTRL_PORT.send(dec_CtrlMessage(msg_ch));
}
+private function f_gsup_to_user(octetstring msg) runs on IPA_Emulation_CT {
+ IPA_GSUP_PORT.send(dec_GSUP_PDU(msg));
+}
+
private function f_mgcp_to_ud(octetstring payload) runs on IPA_Emulation_CT return ASP_IPA_Unitdata {
if (mp_ipa_mgcp_uses_osmo_ext) {
return valueof(t_ASP_IPA_UD(IPAC_PROTO_MGCP_OLD, payload));
@@ -365,6 +382,7 @@ private function ScanEvents() runs on IPA_Emulation_CT {
var MgcpCommand mgcp_cmd;
var MgcpResponse mgcp_rsp;
var CtrlMessage ctrl_msg;
+ var GSUP_PDU gsup_msg;
var octetstring payload;
var ASP_RSL_Unitdata rsl;
@@ -399,6 +417,8 @@ private function ScanEvents() runs on IPA_Emulation_CT {
f_mgcp_to_user(ipa_rx.msg);
} case (IPAC_PROTO_EXT_CTRL) {
f_ctrl_to_user(ipa_rx.msg);
+ } case (IPAC_PROTO_EXT_GSUP) {
+ f_gsup_to_user(ipa_rx.msg);
} case else {
IPA_SP_PORT.send(f_to_asp(ipa_rx));
}
@@ -451,6 +471,12 @@ private function ScanEvents() runs on IPA_Emulation_CT {
IPA_PORT.send(f_from_asp(g_ipa_conn_id, ipa_ud));
}
+ [] IPA_GSUP_PORT.receive(GSUP_PDU:?) -> value gsup_msg {
+ payload := enc_GSUP_PDU(gsup_msg);
+ ipa_ud := valueof(t_ASP_IPA_UD(IPAC_PROTO_OSMO, payload, IPAC_PROTO_EXT_GSUP));
+ IPA_PORT.send(f_from_asp(g_ipa_conn_id, ipa_ud));
+ }
+
/* Received RSL -> down into IPA */
[] IPA_RSL_PORT.receive(ASP_RSL_Unitdata:?) -> value rsl {
IPA_PORT.send(f_from_rsl(g_ipa_conn_id, rsl));