     
     //FIXME: I can't do Generic func out of calculate32 and calculate64 (UInt32 vs UInt64), but if you can - please do pull request.
     func calculate32() -> [UInt8] {
-        return []
-        /*var tmpMessage = self.prepare(64)
+        var tmpMessage = self.prepare(64)
         
         // hash values
         var hh = [UInt32]()
         self.h.forEach {(h) -> () in
             hh.append(UInt32(h))
         }
-        
+
         // append message length, in a 64-bit big-endian integer. So now the message length is a multiple of 512 bits.
         tmpMessage += (message.count * 8).bytes(64 / 8)
         

        return finalHash
    }
    
}
            hh[6] = (hh[6] &+ G)
            hh[7] = (hh[7] &+ H)
        }

        // Produce the final hash value (big-endian) as a 160 bit number:
        var result = [UInt8]()
        result.reserveCapacity(hh.count / 4)

        self.resultingArray(hh).forEach {
            let item = $0.bigEndian
            result += [UInt8(item & 0xff)]
	    result += [UInt8((item >> 8) & 0xff)]
            result += [UInt8((item >> 16) & 0xff)]
            result += [UInt8((item >> 24) & 0xff)]
        }
        return result
    }
    
}
