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| author | Shen Noether <Shen.Noether@gmx.com> | 2016-06-02 19:02:54 +0100 |
|---|---|---|
| committer | moneromooo-monero <moneromooo-monero@users.noreply.github.com> | 2016-08-28 21:27:57 +0100 |
| commit | 55ff136e12d7425426e2196c6018f3123dd5e40d (patch) | |
| tree | d01b5342fa41d656833af0b8d8f2823904c5abc1 /src | |
| parent | ringct: compare keys with bitwise equality, not crypto ops (diff) | |
| download | monero-55ff136e12d7425426e2196c6018f3123dd5e40d.tar.xz | |
ringct: changes to hashToPointSimple to calcualte H2 values
Ported from Shen's RingCT repo
Diffstat (limited to 'src')
| -rw-r--r-- | src/ringct/rctOps.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/ringct/rctOps.cpp b/src/ringct/rctOps.cpp index 4fdfba73b..29e5e7e89 100644 --- a/src/ringct/rctOps.cpp +++ b/src/ringct/rctOps.cpp @@ -408,9 +408,14 @@ namespace rct { key hashToPointSimple(const key & hh) { key pointk; + ge_p1p1 point2; + ge_p2 point; ge_p3 res; key h = cn_fast_hash(hh); ge_frombytes_vartime(&res, h.bytes); + ge_p3_to_p2(&point, &res); + ge_mul8(&point2, &point); + ge_p1p1_to_p3(&res, &point2); ge_p3_tobytes(pointk.bytes, &res); return pointk; } |