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3c5dcb036a
084e17cebd424b8e8ced674bc810eef4e6ee5d3b Remove unused includes (practicalswift) Pull request description: As requested by MarcoFalke in https://github.com/bitcoin/bitcoin/pull/16273#issuecomment-521332089: This PR removes unused includes. Please note that in contrast to #16273 I'm limiting the scope to the trivial cases of pure removals (i.e. no includes added) to make reviewing easier. I'm seeking "Concept ACK":s for this obviously non-urgent minor cleanup. Rationale: * Avoids unnecessary re-compiles in case of header changes. * Makes reasoning about code dependencies easier. * Reduces compile-time memory usage. * Reduces compilation time. * Warm fuzzy feeling of being lean :-) ACKs for top commit: ryanofsky: Code review ACK 084e17cebd424b8e8ced674bc810eef4e6ee5d3b. PR only removes include lines and it still compiles. In the worst case someone might have to explicitly add an include later for something now included implicitly. But maybe some effort was taken to avoid this, and it wouldn't be a tragedy anyway. Tree-SHA512: 89de56edc6ceea4696e9579bccff10c80080821685b9fb4e8c5ef593b6e43cf662f358788701bb09f84867693f66b2e4db035b92b522a0a775f50b7ecffd6a6d
118 lines
4.7 KiB
C++
118 lines
4.7 KiB
C++
// Copyright (c) 2009-2010 Satoshi Nakamoto
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// Copyright (c) 2009-2015 The Bitcoin Core developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#ifndef BITCOIN_TXDB_H
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#define BITCOIN_TXDB_H
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#include <coins.h>
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#include <dbwrapper.h>
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#include <chain.h>
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#include <primitives/block.h>
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#include <spentindex.h>
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#include <memory>
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#include <string>
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#include <utility>
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#include <vector>
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class CBlockIndex;
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class CCoinsViewDBCursor;
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class uint256;
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//! -dbcache default (MiB)
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static const int64_t nDefaultDbCache = 300;
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//! -dbbatchsize default (bytes)
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static const int64_t nDefaultDbBatchSize = 16 << 20;
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//! max. -dbcache (MiB)
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static const int64_t nMaxDbCache = sizeof(void*) > 4 ? 16384 : 1024;
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//! min. -dbcache (MiB)
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static const int64_t nMinDbCache = 4;
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//! Max memory allocated to block tree DB specific cache, if no -txindex (MiB)
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static const int64_t nMaxBlockDBCache = 2;
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//! Max memory allocated to block tree DB specific cache, if -txindex (MiB)
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// Unlike for the UTXO database, for the txindex scenario the leveldb cache make
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// a meaningful difference: https://github.com/bitcoin/bitcoin/pull/8273#issuecomment-229601991
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static const int64_t nMaxTxIndexCache = 1024;
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//! Max memory allocated to all block filter index caches combined in MiB.
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static const int64_t max_filter_index_cache = 1024;
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//! Max memory allocated to coin DB specific cache (MiB)
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static const int64_t nMaxCoinsDBCache = 8;
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/** CCoinsView backed by the coin database (chainstate/) */
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class CCoinsViewDB final : public CCoinsView
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{
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protected:
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CDBWrapper db;
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public:
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/**
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* @param[in] ldb_path Location in the filesystem where leveldb data will be stored.
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*/
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explicit CCoinsViewDB(fs::path ldb_path, size_t nCacheSize, bool fMemory, bool fWipe);
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bool GetCoin(const COutPoint &outpoint, Coin &coin) const override;
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bool HaveCoin(const COutPoint &outpoint) const override;
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uint256 GetBestBlock() const override;
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std::vector<uint256> GetHeadBlocks() const override;
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bool BatchWrite(CCoinsMap &mapCoins, const uint256 &hashBlock) override;
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CCoinsViewCursor *Cursor() const override;
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//! Attempt to update from an older database format. Returns whether an error occurred.
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bool Upgrade();
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size_t EstimateSize() const override;
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};
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/** Specialization of CCoinsViewCursor to iterate over a CCoinsViewDB */
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class CCoinsViewDBCursor: public CCoinsViewCursor
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{
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public:
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~CCoinsViewDBCursor() {}
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bool GetKey(COutPoint &key) const override;
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bool GetValue(Coin &coin) const override;
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unsigned int GetValueSize() const override;
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bool Valid() const override;
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void Next() override;
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private:
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CCoinsViewDBCursor(CDBIterator* pcursorIn, const uint256 &hashBlockIn):
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CCoinsViewCursor(hashBlockIn), pcursor(pcursorIn) {}
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std::unique_ptr<CDBIterator> pcursor;
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std::pair<char, COutPoint> keyTmp;
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friend class CCoinsViewDB;
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};
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/** Access to the block database (blocks/index/) */
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class CBlockTreeDB : public CDBWrapper
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{
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public:
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explicit CBlockTreeDB(size_t nCacheSize, bool fMemory = false, bool fWipe = false);
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bool WriteBatchSync(const std::vector<std::pair<int, const CBlockFileInfo*> >& fileInfo, int nLastFile, const std::vector<const CBlockIndex*>& blockinfo);
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bool ReadBlockFileInfo(int nFile, CBlockFileInfo &info);
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bool ReadLastBlockFile(int &nFile);
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bool WriteReindexing(bool fReindexing);
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void ReadReindexing(bool &fReindexing);
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bool ReadSpentIndex(CSpentIndexKey &key, CSpentIndexValue &value);
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bool UpdateSpentIndex(const std::vector<std::pair<CSpentIndexKey, CSpentIndexValue> >&vect);
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bool UpdateAddressUnspentIndex(const std::vector<std::pair<CAddressUnspentKey, CAddressUnspentValue > >&vect);
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bool ReadAddressUnspentIndex(uint160 addressHash, int type,
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std::vector<std::pair<CAddressUnspentKey, CAddressUnspentValue> > &vect);
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bool WriteAddressIndex(const std::vector<std::pair<CAddressIndexKey, CAmount> > &vect);
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bool EraseAddressIndex(const std::vector<std::pair<CAddressIndexKey, CAmount> > &vect);
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bool ReadAddressIndex(uint160 addressHash, int type,
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std::vector<std::pair<CAddressIndexKey, CAmount> > &addressIndex,
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int start = 0, int end = 0);
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bool WriteTimestampIndex(const CTimestampIndexKey ×tampIndex);
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bool ReadTimestampIndex(const unsigned int &high, const unsigned int &low, std::vector<uint256> &vect);
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bool WriteFlag(const std::string &name, bool fValue);
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bool ReadFlag(const std::string &name, bool &fValue);
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bool LoadBlockIndexGuts(const Consensus::Params& consensusParams, std::function<CBlockIndex*(const uint256&)> insertBlockIndex);
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};
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#endif // BITCOIN_TXDB_H
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