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Add schnorrsig module which implements BIP-schnorr [0] compatible signing, verification and batch verification.

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[0] https://github.com/sipa/bips/blob/bip-schnorr/bip-schnorr.mediawiki
This commit is contained in:
Andrew Poelstra
2018-05-09 15:37:35 +00:00
committed by Tim Ruffing
parent a1f16a0a53
commit c59c602dd6
15 changed files with 1423 additions and 37 deletions
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6
include/secp256k1.h
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@@ -525,6 +525,12 @@ SECP256K1_API int secp256k1_ecdsa_signature_normalize(
*/
SECP256K1_API extern const secp256k1_nonce_function secp256k1_nonce_function_rfc6979;
/** An implementation of the nonce generation function as defined in BIP-schnorr.
* If a data pointer is passed, it is assumed to be a pointer to 32 bytes of
* extra entropy.
*/
SECP256K1_API extern const secp256k1_nonce_function secp256k1_nonce_function_bipschnorr;
/** A default safe nonce generation function (currently equal to secp256k1_nonce_function_rfc6979). */
SECP256K1_API extern const secp256k1_nonce_function secp256k1_nonce_function_default;