Tester class for Xtea class.Class that implements the xTEA encryption algorithm.Constructor, sets the number of iterations.Get the number of iterations to use.Set the number of iterations to use.Module test using PHPUnit.Encipher a single long (32-bit) value.Decipher a single long (32-bit) value.Resize data string to a multiple of specified size.Convert a hexadecimal string to a binary string (e.g. convert "616263" to "abc").Convert string to array of long.Convert long to character string.Handle proper unsigned right shift, dealing with PHP's signed shift.Handle proper unsigned add, dealing with PHP's signed add.Encrypt a string using a specific key.Decrypt an encrypted string using a specific key.Number of iterations.Simple xtea command line utility.Test a range of different characters and sizes.