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Schnorrsig foor #13

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jonasnick
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jonasnick and others added 23 commits February 12, 2020 21:07
@jonasnick
Add xonly_pubkeys which are serialized as 32 byte and whose Y coordin…
2757437 
…ate is a quadratic residue
@jonasnick
Add tweak functions for xonly_pubkeys that allow to add a tweak to a
cb4a860 
secret key, xonly_public key and verify a tweak.
@apoelstra @jonasnick
Add chacha20 function
72ebc18
@jonasnick
Add initialize_tagged to sha256 which initializes and writes the 64 b…
e72ce1b 
…yte string SHA256(tag)||SHA256(tag) into it.
@jonasnick
Add schnorrsig module which implements BIP-schnorr [0] compatible sig…
0a4ad65 
…ning, verification and batch verification
@jonasnick
Add taproot test case to schnorrsig module
5688c9b
@jonasnick
f is_negated and added test
2237ed3
@jonasnick
f do xonly_pubkey_tweak_add in place to be consistent with ec_pubkey_…
9347eee 
…tweak_add
@jonasnick
f add test that xonly_add zeroes the output on failure
01e9a76
@jonasnick
f rename private to secret key to be compatible with PR 701
d5b4f53
@jonasnick
f rename bip-schnorr to BIP-340 and fix links
b698185
@jonasnick
f typos
3dd1925
@jonasnick
f disable test vectors for now
f85fa4a
@jonasnick
f switch from squareness to evenness as tiebreaker in xonly keys
3da5c7c
@jonasnick
f switch from squareness to evenness in schnorrsig sign
394cda9
@jonasnick
f add pubkey argument to "extended" nonce function and make bip340 in…
4a2b5d3 
…stantiation of that
@jonasnick
f use extended nonce function in schnorrsigs
0a94164
@jonasnick
f no need to allow NULL algo16 in the BIP-340 nonce because the nonce…
532aeba 
… function is incompatible with ecdsa anyway
@jonasnick
f update bip 340 nonce function tag
bfe29b2
@jonasnick
f update schnorr signing to updated bip 340 nonce tag
b01a1cb
@jonasnick
f use updated schnorrsig BIP340 challenge tag
30295bc
@jonasnick
f need to serialize internal pk for tweak in taproot test
90b5915
@jonasnick
f travis.yml
67de6e1
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2 participants
@jonasnick @apoelstra