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ringct: handle exceptions verifying bulletproofs in worker threads

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moneromooo-monero 2018-01-06 17:02:05 +00:00
parent 35d5aa36c9
commit ff5626d785
No known key found for this signature in database
GPG Key ID: 686F07454D6CEFC3
1 changed files with 11 additions and 4 deletions
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15
src/ringct/rctSigs.cpp
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@ -52,6 +52,13 @@ namespace rct {
return proof; return proof;
} }
bool verBulletproof(const Bulletproof &proof)
{
try { return bulletproof_VERIFY(proof); }
// we can get deep throws from ge_frombytes_vartime if input isn't valid
catch (...) { return false; }
}
//Borromean (c.f. gmax/andytoshi's paper) //Borromean (c.f. gmax/andytoshi's paper)
boroSig genBorromean(const key64 x, const key64 P1, const key64 P2, const bits indices) { boroSig genBorromean(const key64 x, const key64 P1, const key64 P2, const bits indices) {
key64 L[2], alpha; key64 L[2], alpha;
@ -645,7 +652,7 @@ namespace rct {
rv.p.rangeSigs[i] = proveRange(rv.outPk[i].mask, outSk[i].mask, amounts[i]); rv.p.rangeSigs[i] = proveRange(rv.outPk[i].mask, outSk[i].mask, amounts[i]);
#ifdef DBG #ifdef DBG
if (bulletproof) if (bulletproof)
CHECK_AND_ASSERT_THROW_MES(bulletproof_VERIFY(rv.p.bulletproofs[i]), "bulletproof_VERIFY failed on newly created proof"); CHECK_AND_ASSERT_THROW_MES(verBulletproof(rv.p.bulletproofs[i]), "verBulletproof failed on newly created proof");
else else
CHECK_AND_ASSERT_THROW_MES(verRange(rv.outPk[i].mask, rv.p.rangeSigs[i]), "verRange failed on newly created proof"); CHECK_AND_ASSERT_THROW_MES(verRange(rv.outPk[i].mask, rv.p.rangeSigs[i]), "verRange failed on newly created proof");
#endif #endif
@ -725,7 +732,7 @@ namespace rct {
rv.p.rangeSigs[i] = proveRange(rv.outPk[i].mask, outSk[i].mask, outamounts[i]); rv.p.rangeSigs[i] = proveRange(rv.outPk[i].mask, outSk[i].mask, outamounts[i]);
#ifdef DBG #ifdef DBG
if (bulletproof) if (bulletproof)
CHECK_AND_ASSERT_THROW_MES(bulletproof_VERIFY(rv.p.bulletproofs[i]), "bulletproof_VERIFY failed on newly created proof"); CHECK_AND_ASSERT_THROW_MES(verBulletproof(rv.p.bulletproofs[i]), "verBulletproof failed on newly created proof");
else else
CHECK_AND_ASSERT_THROW_MES(verRange(rv.outPk[i].mask, rv.p.rangeSigs[i]), "verRange failed on newly created proof"); CHECK_AND_ASSERT_THROW_MES(verRange(rv.outPk[i].mask, rv.p.rangeSigs[i]), "verRange failed on newly created proof");
#endif #endif
@ -817,7 +824,7 @@ namespace rct {
for (size_t i = 0; i < rv.outPk.size(); i++) { for (size_t i = 0; i < rv.outPk.size(); i++) {
tpool.submit(&waiter, [&, i] { tpool.submit(&waiter, [&, i] {
if (rv.p.rangeSigs.empty()) if (rv.p.rangeSigs.empty())
results[i] = bulletproof_VERIFY(rv.p.bulletproofs[i]); results[i] = verBulletproof(rv.p.bulletproofs[i]);
else else
results[i] = verRange(rv.outPk[i].mask, rv.p.rangeSigs[i]); results[i] = verRange(rv.outPk[i].mask, rv.p.rangeSigs[i]);
}); });
@ -913,7 +920,7 @@ namespace rct {
for (size_t i = 0; i < rv.outPk.size(); i++) { for (size_t i = 0; i < rv.outPk.size(); i++) {
tpool.submit(&waiter, [&, i] { tpool.submit(&waiter, [&, i] {
if (rv.p.rangeSigs.empty()) if (rv.p.rangeSigs.empty())
results[i] = bulletproof_VERIFY(rv.p.bulletproofs[i]); results[i] = verBulletproof(rv.p.bulletproofs[i]);
else else
results[i] = verRange(rv.outPk[i].mask, rv.p.rangeSigs[i]); results[i] = verRange(rv.outPk[i].mask, rv.p.rangeSigs[i]);
}); });