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[SECP256K1] WNAF of lambda_split output has max size 129

Description

[SECP256K1] WNAF of lambda_split output has max size 129

Summary:
Partial backport 9/11 of secp256k1 PR830:
https://github.com/bitcoin-core/secp256k1/pull/830/commits/2edc514c90293af8f602e4376e832773779c9426

Depends on D8044.

Test Plan:

ninja check-secp256k1

Reviewers: #bitcoin_abc, deadalnix

Reviewed By: #bitcoin_abc, deadalnix

Differential Revision: https://reviews.bitcoinabc.org/D8045

Details

Provenance
Pieter Wuille <pieter@wuille.net>Authored on Oct 11 2020, 17:59
FabienCommitted on Oct 22 2020, 19:59
FabienPushed on Oct 22 2020, 20:00
Reviewer
Restricted Project
Differential Revision
D8045: [SECP256K1] WNAF of lambda_split output has max size 129
Parents
rABCa4e1c1dc5e64: [SECP256K1] Rip out non-endomorphism code
Branches
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