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Add sapling nullifiers to db and mempool

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This commit is contained in:
Eirik Ogilvie-Wigley
2018-04-24 17:16:43 -06:00
parent 708c87f16d
commit cab341e1a8
4 changed files with 97 additions and 50 deletions
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12
src/coins.cpp
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@@ -218,7 +218,11 @@ void CCoinsViewCache::SetNullifiers(const CTransaction& tx, bool spent) {
ret.first->second.flags |= CNullifiersCacheEntry::DIRTY;
}
}
// TODO add sapling nullifiers
for (const SpendDescription &spendDescription : tx.vShieldedSpend) {
std::pair<CNullifiersMap::iterator, bool> ret = cacheSaplingNullifiers.insert(std::make_pair(spendDescription.nullifier, CNullifiersCacheEntry()));
ret.first->second.entered = spent;
ret.first->second.flags |= CNullifiersCacheEntry::DIRTY;
}
}
bool CCoinsViewCache::GetCoins(const uint256 &txid, CCoins &coins) const {
@@ -448,7 +452,11 @@ bool CCoinsViewCache::HaveJoinSplitRequirements(const CTransaction& tx) const
intermediates.insert(std::make_pair(tree.root(), tree));
}
// TODO check sapling nullifiers
for (const SpendDescription &spendDescription : tx.vShieldedSpend) {
if (GetNullifier(spendDescription.nullifier, SAPLING_NULLIFIER)) // Prevent double spends
return false;
}
return true;
}