RFR: 8325448: Hybrid Public Key Encryption [v34]

[Weijun Wang]

> Implement HPKE as defined in https://datatracker.ietf.org/doc/rfc9180/.
> 
> <img src="https://github.com/user-attachments/assets/45625334-903b-4a3d-a987-7fddeab9a604" />

Weijun Wang has updated the pull request incrementally with one additional commit since the last revision:

  address Sean's comments

-------------

Changes:
  - all: https://git.openjdk.org/jdk/pull/18411/files
  - new: https://git.openjdk.org/jdk/pull/18411/files/fba0da9a..b42a855f

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=18411&range=33
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=18411&range=32-33

  Stats: 32 lines in 1 file changed: 6 ins; 0 del; 26 mod
  Patch: https://git.openjdk.org/jdk/pull/18411.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/18411/head:pull/18411

PR: https://git.openjdk.org/jdk/pull/18411