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| author | Sarang Noether <32460187+SarangNoether@users.noreply.github.com> | 2019-08-27 16:22:44 -0400 |
|---|---|---|
| committer | Sarang Noether <32460187+SarangNoether@users.noreply.github.com> | 2019-08-27 16:22:44 -0400 |
| commit | 3a0451a8be43154f0da06dd9c693ed6f0c657042 (patch) | |
| tree | 298545ee6661a331d615de049359e74e5a9e5ca2 /src/ringct/bulletproofs.cc | |
| parent | Merge pull request #5641 (diff) | |
| download | monero-3a0451a8be43154f0da06dd9c693ed6f0c657042.tar.xz | |
MLSAG speedup and additional checks
Diffstat (limited to 'src/ringct/bulletproofs.cc')
| -rw-r--r-- | src/ringct/bulletproofs.cc | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/ringct/bulletproofs.cc b/src/ringct/bulletproofs.cc index 6270d4d14..ff6fee95c 100644 --- a/src/ringct/bulletproofs.cc +++ b/src/ringct/bulletproofs.cc @@ -101,7 +101,10 @@ static rct::key get_exponent(const rct::key &base, size_t idx) { static const std::string salt("bulletproof"); std::string hashed = std::string((const char*)base.bytes, sizeof(base)) + salt + tools::get_varint_data(idx); - const rct::key e = rct::hashToPoint(rct::hash2rct(crypto::cn_fast_hash(hashed.data(), hashed.size()))); + rct::key e; + ge_p3 e_p3; + rct::hash_to_p3(e_p3, rct::hash2rct(crypto::cn_fast_hash(hashed.data(), hashed.size()))); + ge_p3_tobytes(e.bytes, &e_p3); CHECK_AND_ASSERT_THROW_MES(!(e == rct::identity()), "Exponent is point at infinity"); return e; } |