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Author SHA1 Message Date
Jonas Nick cb8f059724 Add fixups from upstream schnorrsig PR 
f make helper functions static
f hash noncedata into nonce in nonce_function_bipschnorr
f expose nonce_function_bipschnorr
f fix undefined behavior when shifting an int 31 places
f add cplusplus ifdef to schnorrsig include file
f hash complete pubkey into batch seed
f chacha20 for bigendians
f add schnorrsig to travis
f show in configure if schnorrsig is enabled
 2019-06-25 12:20:06 +00:00
Dmitry Petukhov 6f3b0c05c2 Improve comments for surctionproof init+alloc/destroy funcs 
The comments with 'XXX' was intended to indicate that the listed
concerns was subject to review and change, but the code with these
comments was merged straight away. This commit replaces comments
with more complete text describing the issues.

This also signifies that the commit that this code was introduced in is
not anymore 'work in progress'.
 2019-05-30 14:08:30 +00:00
Dmitry Petukhov 250ebb364e work in progress: add _allocate_initialized/destroy funcs 2019-05-30 14:08:30 +00:00
Jonas Nick 4a7763361d Improve explanation of key cancellation attack in whitelist.md 2019-05-30 14:08:30 +00:00
Jonas Nick 898c9f05bb Clarify how to derive alternative generator H 2019-05-30 14:08:30 +00:00
Roman Zeyde 15d92782d3 Add bench_generator and bench_rangeproof to .gitignore 2019-05-30 14:08:30 +00:00
Tim Ruffing 86240b207d Clean up ./configure help strings (zkp extensions) 2019-05-30 14:08:30 +00:00
Roman Zeyde 865b76186c Fix a small typo in the generator parameter name 2019-05-30 14:08:30 +00:00
Andrew Poelstra cd5ba5c3b9 generator: remove CHECK abort calls exposed by public API 2019-05-30 14:08:30 +00:00
Andrew Poelstra ff16651273 musig: add user documentation 2019-05-30 14:08:21 +00:00
Jonas Nick 0ad6b6036f Add 3-of-3 MuSig example 2019-05-30 14:04:38 +00:00
Jonas Nick b61a1a9d98 Add MuSig module which allows creating n-of-n multisignatures and adaptor signatures. 2019-05-30 14:04:38 +00:00
Andrew Poelstra 5d5374f92c Add schnorrsig module which implements BIP-schnorr [0] compatible signing, verification and batch verification. 
[0] https://github.com/sipa/bips/blob/bip-schnorr/bip-schnorr.mediawiki
 2019-05-30 14:04:38 +00:00
Andrew Poelstra a8ae6baff3 add chacha20 function 2019-05-30 14:04:38 +00:00
Gregory Sanders 9a8a71e8bb use proper types for rangeproof min/max 2019-05-30 14:04:38 +00:00
Andrew Poelstra 14769b9648 rangeproof: reduce iteration count in unit tests 2019-05-30 14:04:38 +00:00
Gregory Sanders 0593861cc5 Enable more builds with rest of experimental flags 2019-05-30 14:04:38 +00:00
Jonas Nick e9fea74278 Add explanation about how BIP32 unhardened derivation can be used to simplify whitelisting 2019-05-30 14:04:38 +00:00
Jonas Nick dec1b9ce27 Add comment to explain effect of max_n_iterations in surjectionproof_init 2019-05-30 14:04:38 +00:00
Andrew Poelstra ea62bfe221 add unit test for generator and pedersen commitment roundtripping 2019-05-30 14:04:38 +00:00
Andrew Poelstra e32924f0ee rangeproof: fix serialization of pedersen commintments 2019-05-30 14:04:38 +00:00
Andrew Poelstra 972d056fac rangeproof: verify correctness of pedersen commitments when parsing 2019-05-30 14:04:38 +00:00
Andrew Poelstra 2cc4c6fef1 generator: verify correctness of point when parsing 2019-05-30 14:04:38 +00:00
Andrew Poelstra 65ffea43d5 rangeproof: check that points deserialize correctly when verifying rangeproof 2019-05-30 14:04:38 +00:00
Andrew Poelstra cb786d6d1a rangeproof: add fixed vector test case 2019-05-30 14:04:38 +00:00
Frank V. Castellucci b387ba0389 Expose generator in shared library 
Was failing linking to `*.so` library
 2019-05-30 14:04:38 +00:00
Gregory Sanders 8da432855c fix spelling in documentation 2019-05-30 14:04:38 +00:00
Tim Ruffing 6f14fe40d9 Test for rejection of trailing bytes in range proofs 2019-05-30 14:04:38 +00:00
Tim Ruffing ab4fbc1be8 Test for rejection of trailing bytes in surjection proofs 2019-05-30 14:04:38 +00:00
Tim Ruffing c908c97d67 Reject surjection proofs with trailing garbage 2019-05-30 14:04:38 +00:00
datavetaren f723bf5b37 Minor bugfix. Wrong length due to NUL character. 2019-05-30 14:04:38 +00:00
Jonas Nick 6872069de9 Add whitelisting benchmark 2019-05-30 14:04:38 +00:00
Gregory Sanders 6ceccb75be add whitelist_impl.h to include for dist 2019-05-30 14:04:38 +00:00
Andrew Poelstra a3ad4a8668 generator: add API tests 2019-05-30 14:04:38 +00:00
Andrew Poelstra e93e886cb4 generator: remove unnecessary ARG_CHECK from generate() 2019-05-30 14:04:38 +00:00
Gregory Sanders f1d6e4b831 Fix generator makefile 
Include test_impl.h
 2019-05-30 14:04:38 +00:00
Jonas Nick 68be611317 Fix pedersen_blind_generator_blind_sum return value documentation 2019-05-30 14:04:38 +00:00
Jonas Nick 51fc58ae6b Add n_keys argument to whitelist_verify 2019-05-30 14:04:38 +00:00
Jonas Nick 36b100c779 Fix checks of whitelist serialize/parse arguments 2019-05-30 14:04:38 +00:00
Andrew Poelstra c8f54e12ec whitelist: fix serialize/parse API to take serialized length 2019-05-30 14:04:38 +00:00
Jonas Nick 56fca50778 Fix include/secp256k1_rangeproof.h function argument documentation. 2019-05-30 14:04:38 +00:00
Andrew Poelstra 4617f04784 rangeproof: add API tests 2019-05-30 14:04:38 +00:00
Andrew Poelstra cd4e438a3a surjectionproof: rename unit test functions to be more consistent with other modules 2019-05-30 14:04:38 +00:00
Andrew Poelstra 2cc7f1e045 surjectionproof: add API unit tests 2019-05-30 14:04:38 +00:00
Andrew Poelstra c4097f758f surjectionproof: tests_impl.h s/assert/CHECK/g 2019-05-30 14:04:38 +00:00
Andrew Poelstra 5ee6bf3418 rangeproof: fix memory leak in unit tests 2019-05-30 14:04:38 +00:00
Andrew Poelstra 94e81a250e add surjection proof module 
Includes fix and tests by Jonas Nick.
 2019-05-30 14:04:38 +00:00
Andrew Poelstra a66ea35227 Implement ring-signature based whitelist delegation scheme 2019-05-30 14:04:38 +00:00
Andrew Poelstra 2bb5133615 rangeproof: several API changes 
* add summing function for blinded generators
* drop `excess` and `gen` from `verify_tally`
* add extra_commit to rangeproof sign and verify
 2019-05-30 14:04:38 +00:00
Pieter Wuille 9b00b61d9d Expose generator in pedersen/rangeproof API 2019-05-30 14:04:38 +00:00