decrypt a block of ciphertext using the given key . the block size is 64 bits . the length of the key and the block must be eight bytes . concode_field_sep PlaceHolder placeHolder concode_field_sep byte[] encrypt concode_elem_sep long encrypt concode_elem_sep byte[] longToByteArray concode_elem_sep long byteArrayToLong
byte [ ] function ( byte [ ] arg0 , byte [ ] arg1 ) { return longToByteArray ( decrypt ( byteArrayToLong ( arg0 ) , byteArrayToLong ( arg1 ) ) ) ; }