Christian Gick f85562ed28 fix(e2ee): switch to PR #921 Rust FFI branch for native HKDF (MAT-144) ...

PR #904 callback-based HKDF hack only fired for the first frame cryptor
(audio), leaving video frame cryptors with PBKDF2 - DEC_FAILED oscillation.
PR #921 integrates HKDF natively at the WebRTC C++ level, applying uniformly
to all frame cryptors (audio + video).

Also removes aggressive video re-keying workaround and adds 5s cooldown
to DEC_FAILED re-keying handler to prevent tight loops.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

2026-03-10 09:52:32 +02:00

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