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Merge pull request #4834

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7c70438 Get rid of the dummy CCoinsViewCache constructor arg (Pieter Wuille)
ed27e53 Add coins_tests with a large randomized CCoinViewCache test. (Pieter Wuille)
058b08c Do not keep fully spent but unwritten CCoins entries cached. (Pieter Wuille)
c9d1a81 Get rid of CCoinsView's SetCoins and SetBestBlock. (Pieter Wuille)
f28aec0 Use ModifyCoins instead of mutable GetCoins. (Pieter Wuille)
This commit is contained in:
Pieter Wuille
2014-10-08 14:57:31 -07:00
parent 97a34c28d5 7c70438dc6
commit d4a42334d4
17 changed files with 399 additions and 153 deletions
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23
src/txdb.cpp
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@@ -33,12 +33,6 @@ bool CCoinsViewDB::GetCoins(const uint256 &txid, CCoins &coins) const {
return db.Read(make_pair('c', txid), coins);
}
bool CCoinsViewDB::SetCoins(const uint256 &txid, const CCoins &coins) {
CLevelDBBatch batch;
BatchWriteCoins(batch, txid, coins);
return db.WriteBatch(batch);
}
bool CCoinsViewDB::HaveCoins(const uint256 &txid) const {
return db.Exists(make_pair('c', txid));
}
@@ -50,24 +44,23 @@ uint256 CCoinsViewDB::GetBestBlock() const {
return hashBestChain;
}
bool CCoinsViewDB::SetBestBlock(const uint256 &hashBlock) {
CLevelDBBatch batch;
BatchWriteHashBestChain(batch, hashBlock);
return db.WriteBatch(batch);
}
bool CCoinsViewDB::BatchWrite(CCoinsMap &mapCoins, const uint256 &hashBlock) {
LogPrint("coindb", "Committing %u changed transactions to coin database...\n", (unsigned int)mapCoins.size());
CLevelDBBatch batch;
size_t count = 0;
size_t changed = 0;
for (CCoinsMap::iterator it = mapCoins.begin(); it != mapCoins.end();) {
BatchWriteCoins(batch, it->first, it->second);
if (it->second.flags & CCoinsCacheEntry::DIRTY) {
BatchWriteCoins(batch, it->first, it->second.coins);
changed++;
}
count++;
CCoinsMap::iterator itOld = it++;
mapCoins.erase(itOld);
}
if (hashBlock != uint256(0))
BatchWriteHashBestChain(batch, hashBlock);
LogPrint("coindb", "Committing %u changed transactions (out of %u) to coin database...\n", (unsigned int)changed, (unsigned int)count);
return db.WriteBatch(batch);
}