var (
	// ErrWrapPlaintext is returned if the plaintext is not a multiple
	// of 64 bits.
	ErrWrapPlaintext = errors.New("keywrap: plainText must be a multiple of 64 bits")

	// ErrUnwrapCiphertext is returned if the ciphertext is not a
	// multiple of 64 bits.
	ErrUnwrapCiphertext = errors.New("keywrap: cipherText must by a multiple of 64 bits")

	// ErrUnwrapFailed is returned if unwrapping a key fails.
	ErrUnwrapFailed = errors.New("keywrap: failed to unwrap key")

	// ErrInvalidKey is returned when the AES key is invalid.
	ErrInvalidKey = errors.New("keywrap: invalid AES key")
)