diff options
| author | Jack Lloyd <[email protected]> | 2018-02-25 18:18:49 -0500 |
|---|---|---|
| committer | Jack Lloyd <[email protected]> | 2018-02-25 18:18:49 -0500 |
| commit | 2ccc0c1efb44c8756b346ba5874c219790b606cf (patch) | |
| tree | 61b9f3aa1cdfc7a62fa758d2b4604a2a3b964d1b /src/lib/math/bigint | |
| parent | 8c3ce8fba6802b821ce1307e3ca10b06d82a04ce (diff) | |
Use reduce_below in PointGFp
Improves ECDSA times by 2-3%
Diffstat (limited to 'src/lib/math/bigint')
| -rw-r--r-- | src/lib/math/bigint/bigint.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/lib/math/bigint/bigint.cpp b/src/lib/math/bigint/bigint.cpp index 50e93c38d..c822a94e1 100644 --- a/src/lib/math/bigint/bigint.cpp +++ b/src/lib/math/bigint/bigint.cpp @@ -260,6 +260,8 @@ void BigInt::reduce_below(const BigInt& p, secure_vector<word>& ws) if(ws.size() < p_words + 1) ws.resize(p_words + 1); + clear_mem(ws.data(), ws.size()); + for(;;) { word borrow = bigint_sub3(ws.data(), data(), p_words + 1, p.data(), p_words); |