RFC 5869 HKDF using an HMAC based on the passed digest.
To obtain an actual KDF for key derivation, invoke as (info = ...)
(info = ...)
The actual HKDF instance configured with info set.
Returns a representation of an immutable list of all enum entries, in the order they're declared.
Creates a fully instantiated HKDF object with info
Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)
Returns an array containing the constants of this enum type, in the order they're declared.