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Merge pull request #4973
aaafa8a9
ringct: avoid repeated point conversion (moneromooo-monero)
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commit
c07969d0d1
@ -605,10 +605,19 @@ namespace rct {
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keyV tmp(rows + 1);
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size_t i;
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keyM M(cols, tmp);
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ge_p3 Cp3;
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CHECK_AND_ASSERT_MES_L1(ge_frombytes_vartime(&Cp3, C.bytes) == 0, false, "point conv failed");
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ge_cached Ccached;
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ge_p3_to_cached(&Ccached, &Cp3);
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ge_p1p1 p1;
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//create the matrix to mg sig
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for (i = 0; i < cols; i++) {
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M[i][0] = pubs[i].dest;
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subKeys(M[i][1], pubs[i].mask, C);
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ge_p3 p3;
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CHECK_AND_ASSERT_MES_L1(ge_frombytes_vartime(&p3, pubs[i].mask.bytes) == 0, false, "point conv failed");
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ge_sub(&p1, &p3, &Ccached);
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ge_p1p1_to_p3(&p3, &p1);
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ge_p3_tobytes(M[i][1].bytes, &p3);
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}
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//DP(C);
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return MLSAG_Ver(message, M, mg, rows);
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