1 files changed, 64 insertions, 0 deletions
diff --git a/library/OPCAP_CodecPort.ttcn b/library/OPCAP_CodecPort.ttcn
new file mode 100644
index 00000000..f2d215db
--- /dev/null
+++ b/library/OPCAP_CodecPort.ttcn
@@ -0,0 +1,64 @@
+module OPCAP_CodecPort {
+
+/* Simple OPCAP Codec Port, translating between raw TCP octetstring payload
+ * towards the IPL4asp port provider, and OPCAP primitives
+ * which carry the decoded OPCAP data types as payload.
+ *
+ * (C) 2021 by Harald Welte <laforge@gnumonks.org>
+ * All rights reserved.
+ *
+ * Released under the terms of GNU General Public License, Version 2 or
+ * (at your option) any later version.
+ */
+
+
+import from IPL4asp_PortType all;
+import from IPL4asp_Types all;
+import from OPCAP_Types all;
+
+type record OPCAP_RecvFrom {
+	ConnectionId	connId,
+	OPCAP_PDU	msg
+}
+
+type record OPCAP_Send {
+	ConnectionId	connId,
+	OPCAP_PDU	msg
+}
+
+template (value) OPCAP_Send ts_OPCAP_Send(ConnectionId conn_id, template (value) OPCAP_PDU msg) := {
+	connId := conn_id,
+	msg := msg
+}
+
+template OPCAP_RecvFrom tr_OPCAP_Recv(template ConnectionId conn_id, template OPCAP_PDU msg) := {
+	connId := conn_id,
+	msg := msg
+}
+
+private function IPL4_to_OPCAP_RecvFrom(in ASP_RecvFrom pin, out OPCAP_RecvFrom pout) {
+	pout.connId := pin.connId;
+	pout.msg := dec_OPCAP_PDU(pin.msg);
+} with { extension "prototype(fast)" }
+
+private function OPCAP_to_IPL4_Send(in OPCAP_Send pin, out ASP_Send pout) {
+	pout.connId := pin.connId;
+	pout.proto := { tcp := {} };
+	pout.msg := enc_OPCAP_PDU(pin.msg);
+} with { extension "prototype(fast)" }
+
+type port OPCAP_CODEC_PT message {
+	out	OPCAP_Send;
+	in	OPCAP_RecvFrom,
+		ASP_ConnId_ReadyToRelease,
+		ASP_Event;
+} with { extension "user IPL4asp_PT
+	out(OPCAP_Send -> ASP_Send: function(OPCAP_to_IPL4_Send))
+	in(ASP_RecvFrom -> OPCAP_RecvFrom: function(IPL4_to_OPCAP_RecvFrom);
+	   ASP_ConnId_ReadyToRelease -> ASP_ConnId_ReadyToRelease: simple;
+	   ASP_Event -> ASP_Event: simple)"
+}
+
+
+
+}