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ringct: changes to hashToPointSimple to calcualte H2 values
Ported from Shen's RingCT repo
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1 changed files with 5 additions and 0 deletions
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@ -408,9 +408,14 @@ namespace rct {
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key hashToPointSimple(const key & hh) {
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key hashToPointSimple(const key & hh) {
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key pointk;
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key pointk;
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ge_p1p1 point2;
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ge_p2 point;
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ge_p3 res;
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ge_p3 res;
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key h = cn_fast_hash(hh);
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key h = cn_fast_hash(hh);
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ge_frombytes_vartime(&res, h.bytes);
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ge_frombytes_vartime(&res, h.bytes);
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ge_p3_to_p2(&point, &res);
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ge_mul8(&point2, &point);
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ge_p1p1_to_p3(&res, &point2);
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ge_p3_tobytes(pointk.bytes, &res);
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ge_p3_tobytes(pointk.bytes, &res);
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return pointk;
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return pointk;
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}
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}
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