RFR: 8298127: HSS/LMS Signature Verification [v13]

[Weijun Wang]

On Mon, 15 May 2023 13:44:27 GMT, Ferenc Rakoczi <duke at openjdk.org> wrote:

>> Implement support for Leighton-Micali Signatures (LMS) as described in RFC 8554. LMS is an approved software signing algorithm for CNSA 2.0, with SHA-256/192 parameters recommended.
>
> Ferenc Rakoczi has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Removed a comment line.

Oops, more comments:

1. `engineSetParameter(AlgorithmParameterSpec params)` should be overridden. Existing implementations that does not require parameters (RSA and DSA) succeeds if input is null.
2. `engineGetParameters()` should be overridden and return null.

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Changes requested by weijun (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/13691#pullrequestreview-1426814309