Add protocolid and ucs2 processors

src/PDUProcessor/Preprocessor/Client/ProtocolId-2Digit-Processor.ts

@@ -0,0 +1,16 @@
+import SmppSession from "../../../SmppSession";
+import Preprocessor from "../Preprocessor";
+
+export default class ProtocolId2DigitProcessor extends Preprocessor {
+    applicableCommands: string[] = ['submit_sm', 'deliver_sm'];
+
+    constructor(type: string) {
+        super(type);
+    }
+
+    protected doProcess(session: any, pdu: any, entity?: SmppSession | undefined): Promise<any> {
+        return new Promise<any>((resolve, reject) => {
+            pdu.protocol_id = 16;
+        });
+    }
+}