bsc: Handle wildcard endpoint name in MGCP CRCX

MGCP permits for the CallAgent to send a wildcarded endpoint name,
at which point the MGW itself must allocate an endpoint name and
return it as SpecificEndpointId parameter in the CRCX response.

Change-Id: I704bbe4e11b27e83a6ae6a71aa6a715dc8301f34

1 files changed, 26 insertions, 0 deletions

diff --git a/library/MGCP_Templates.ttcn b/library/MGCP_Templates.ttcn
index 5a8d9b1..9e32a34 100644
--- a/library/MGCP_Templates.ttcn
+++ b/library/MGCP_Templates.ttcn
@@ -34,6 +34,12 @@ module MGCP_Templates {
 		val := hex2str(rid)
 	};
 
+	/* 3.2.1.3 SpecificEndpointId */
+	template MgcpParameter ts_MgcpParSpecEP(MgcpEndpoint ep) := {
+		code := "Z",
+		val := ep
+	};
+
 	/* 3.2.2.10: LocalConnectionOptions (codec, packetization, bandwidth, ToS, eco, gain, silence, ...) */
 	template MgcpParameter t_MgcpParLocConnOpt(template charstring lco) := { "L", lco };
 
@@ -326,5 +332,25 @@ module MGCP_Templates {
 		sdp := *
 	}
 
+	function f_mgcp_find_param(MgcpMessage msg, MgcpInfoCode code, out charstring ret)
+	return boolean {
+		var MgcpParameterList pars;
+		if (ischosen(msg.command)) {
+			pars := msg.command.params;
+		} else {
+			pars := msg.response.params;
+		}
+		for (var integer i := 0; i < sizeof(pars); i := i+1) {
+			if (pars[i].code == code) {
+				ret := pars[i].val;
+				return true;
+			}
+		}
+		return false;
+	}
+
+	/* template to determine if a MGCP endpoint is a wildcard endpoint */
+	template charstring t_MGCP_EP_wildcard := (pattern "\*@*", pattern "rtpbridge/\*@*");
+
 
 }