P25 Work-in-progress check-in.

src/bits/BitSetBuffer.java

@@ -87,6 +87,13 @@ public class BitSetBuffer extends BitSet
         this.or( toCopyFrom );
         this.mPointer = toCopyFrom.pointer();
     }
+
+    public BitSetBuffer( BitSet bitset, int size )
+    {
+        this( size );
+        this.or( bitset );
+        this.mPointer = size - 1;
+    }
     
     /**
      * Current pointer index
@@ -95,6 +102,11 @@ public class BitSetBuffer extends BitSet
     {
         return mPointer;
     }
+    
+    public void setPointer( int index )
+    {
+    	mPointer = index;
+    }
 
     /**
      * Static method to construct a new BitSetBuffer, preloaded with the bits
@@ -153,6 +165,11 @@ public class BitSetBuffer extends BitSet
     {
         return mSize;
     }
+    
+    public void setSize( int size )
+    {
+    	mSize = size;
+    }
 
     /**
      * Clears (sets to false or 0) the bits in this bitset and resets the

src/bits/SyncPatternMatcher.java

@@ -48,6 +48,28 @@ public class SyncPatternMatcher
 		}
 	}
 	
+	public SyncPatternMatcher( long sync )
+	{
+		mSync = sync;
+		mMask = getMask( sync );
+	}
+
+	/**
+	 * Generates an all ones mask corresponding to the sync pattern
+	 */
+	private static long getMask( long sync )
+	{
+		long mask = sync;
+		
+		for( int x = 1; x < 64; x *= 2 )
+		{
+			mask |= ( mask >> x );
+		}
+		
+		return mask;
+	}
+	
+	
 	public void receive( boolean bit )
 	{
 		//Left shift the previous value