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Recovery signing: add to constant time test, and eliminate non ct operators
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Authored by deadalnix on Sep 27 2020, 22:26.

Details

Summary
  • Split ecdsa_sign logic into a new function and use it from ecdsa_sign and recovery
  • Add ecdsa_sign_recoverable to the ctime tests
  • Add tests for the cmov implementations

This is a backport of libsecp256k1 PR755

Depends on D7589 and D7587

Test Plan
ninja check-secp256k1

Event Timeline

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This revision is now accepted and ready to land.Sep 27 2020, 23:00