New returns a new Encryptor configured with provided options.

WithDecryptFunc sets the Encryptor Decrypt function.

WithEncryptFunc sets the Encryptor Encrypt function.

WithKeyFunc sets the Encryptor Key function.

WithResetFunc sets the Encryptor Reset function.

WithXOREncryption sets Encryptor Encrypt and Decrypt functions with XOR encryption function that uses the provided key for encryption.

ErrInvalidXORKey is returned when the key for XOR encryption is not valid.

ErrNotImplemented is returned when a required Encryptor function is not set.

Encryptor implements encryption Interface in order to mock it in tests.

Option represents configures the Encryptor instance.