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wallet2: speedup large tx construction: no pointless clsag generation 

4.1 seconds -> 3.3 seconds on a test case
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Crypto City 2021-11-05 18:10:22 +00:00 committed by moneromooo-monero
parent 2b95178897
commit 353cd5355e
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GPG Key ID: 686F07454D6CEFC3
1 changed files with 12 additions and 1 deletions
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13
src/ringct/rctSigs.cpp
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@ -79,6 +79,7 @@ namespace
return rct::Bulletproof{rct::keyV(n_outs, I), I, I, I, I, I, I, rct::keyV(nrl, I), rct::keyV(nrl, I), I, I, I}; return rct::Bulletproof{rct::keyV(n_outs, I), I, I, I, I, I, I, rct::keyV(nrl, I), rct::keyV(nrl, I), I, I, I};
} }
rct::BulletproofPlus make_dummy_bulletproof_plus(const std::vector<uint64_t> &outamounts, rct::keyV &C, rct::keyV &masks) rct::BulletproofPlus make_dummy_bulletproof_plus(const std::vector<uint64_t> &outamounts, rct::keyV &C, rct::keyV &masks)
{ {
const size_t n_outs = outamounts.size(); const size_t n_outs = outamounts.size();
@ -109,6 +110,13 @@ namespace
return rct::BulletproofPlus{rct::keyV(n_outs, I), I, I, I, I, I, I, rct::keyV(nrl, I), rct::keyV(nrl, I)}; return rct::BulletproofPlus{rct::keyV(n_outs, I), I, I, I, I, I, I, rct::keyV(nrl, I), rct::keyV(nrl, I)};
} }
rct::clsag make_dummy_clsag(size_t ring_size)
{
const rct::key I = rct::identity();
const size_t n_scalars = ring_size;
return rct::clsag{rct::keyV(n_scalars, I), I, I, I};
}
} }
namespace rct { namespace rct {
@ -1323,7 +1331,10 @@ namespace rct {
{ {
if (is_rct_clsag(rv.type)) if (is_rct_clsag(rv.type))
{ {
rv.p.CLSAGs[i] = proveRctCLSAGSimple(full_message, rv.mixRing[i], inSk[i], a[i], pseudoOuts[i], kLRki ? &(*kLRki)[i]: NULL, msout ? &msout->c[i] : NULL, msout ? &msout->mu_p[i] : NULL, index[i], hwdev); if (hwdev.get_mode() == hw::device::TRANSACTION_CREATE_FAKE)
rv.p.CLSAGs[i] = make_dummy_clsag(rv.mixRing[i].size());
else
rv.p.CLSAGs[i] = proveRctCLSAGSimple(full_message, rv.mixRing[i], inSk[i], a[i], pseudoOuts[i], kLRki ? &(*kLRki)[i]: NULL, msout ? &msout->c[i] : NULL, msout ? &msout->mu_p[i] : NULL, index[i], hwdev);
} }
else else
{ {