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Allow sign-to-contract commitments in schnorrsigs #588

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wants to merge 6 commits into from
Closed

Allow sign-to-contract commitments in schnorrsigs #588

wants to merge 6 commits into from

Commits on Jan 29, 2019

  1. add chacha20 function

    @apoelstra @jonasnick
    apoelstra authored and jonasnick committed Jan 29, 2019
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  2. Add schnorrsig module which implements BIP-schnorr [0] compatible sig… 

    …ning, verification and batch verification.

[0] https://github.com/sipa/bips/blob/bip-schnorr/bip-schnorr.mediawiki
    @apoelstra @jonasnick
    apoelstra authored and jonasnick committed Jan 29, 2019
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  3. Add secp256k1_context argument to secp256k1_nonce_functions

    @jonasnick
    jonasnick committed Jan 29, 2019
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Commits on Feb 13, 2019

  1. Add ec_commitments which are essentially the pay-to-contract-style tw… 

    …eaks of public keys.

The functionality is not exposed.
    @jonasnick
    jonasnick committed Feb 13, 2019
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  2. Add and expose sign-to-contract contexts and make nonce_function_bips… 

    …chnorr do sign-to-contract commitments if an s2c context is provided as nonce data
    @jonasnick
    jonasnick committed Feb 13, 2019
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  3. Add verification of schnorrsig sign-to-contract commitments

    @jonasnick
    jonasnick committed Feb 13, 2019
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