RFR: 8331008: Implement JEP 478: Key Derivation Function API (Preview) [v58]

[Sean Mullan]

On Tue, 14 May 2024 19:24:00 GMT, Kevin Driver <kdriver at openjdk.org> wrote:

>> Introduce an API for Key Derivation Functions (KDFs), which are cryptographic algorithms for deriving additional keys from a secret key and other data. See [JEP 478](https://openjdk.org/jeps/478).
>
> Kevin Driver has updated the pull request incrementally with two additional commits since the last revision:
> 
>  - update @returns for info values
>  - remove redundant length check

src/java.base/share/classes/javax/crypto/KDFSpi.java line 1:

> 1: /*

Double-check that the javadoc of the `engine*` methods are in sync with the corresponding methods in `KDF`. I found a few differences.

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PR Review Comment: https://git.openjdk.org/jdk/pull/18924#discussion_r1600564399