P25 work in progress

src/decode/p25/message/tsbk/osp/control/ProtectionParameterUpdate.java

@@ -0,0 +1,65 @@
+package decode.p25.message.tsbk.osp.control;
+
+import alias.AliasList;
+import bits.BitSetBuffer;
+import decode.p25.message.tsbk.TSBKMessage;
+import decode.p25.reference.DataUnitID;
+import decode.p25.reference.Opcode;
+
+public class ProtectionParameterUpdate extends TSBKMessage
+{
+    public static final int[] ALGORITHM_ID = { 96,97,98,99,100,101,102,103 };
+    public static final int[] KEY_ID = { 104,105,106,107,108,109,110,111,112,
+        113,114,115,116,117,118,119 };
+    public static final int[] TARGET_ADDRESS = { 120,121,122,123,124,125,126,
+        127,128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143 };
+    
+    public ProtectionParameterUpdate( BitSetBuffer message, 
+                                DataUnitID duid,
+                                AliasList aliasList ) 
+    {
+        super( message, duid, aliasList );
+    }
+
+    @Override
+    public String getEventType()
+    {
+        return Opcode.PROTECTION_PARAMETER_UPDATE.getDescription();
+    }
+    
+    public String getMessage()
+    {
+        StringBuilder sb = new StringBuilder();
+        
+        sb.append( super.getMessage() );
+
+        sb.append( " TGT ADDR: " + getTargetAddress() );
+        
+        sb.append( " ALGORITHM:" + getAlgorithmID() );
+        
+        sb.append( " KEY:" + getKeyID() );
+        
+        return sb.toString();
+    }
+    
+    public String getAlgorithmID()
+    {
+        return mMessage.getHex( ALGORITHM_ID, 2 );
+    }
+    
+    public String getKeyID()
+    {
+        return mMessage.getHex( KEY_ID, 4 );
+    }
+    
+    public String getTargetAddress()
+    {
+        return mMessage.getHex( TARGET_ADDRESS, 6 );
+    }
+
+    @Override
+    public String getToID()
+    {
+        return getTargetAddress();
+    }
+}