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Get rid of CCoinsView's SetCoins and SetBestBlock.

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All direct modifications are now done through ModifyCoins, and BatchWrite is
used for pushing batches of queued modifications up, so we don't need the
low-level SetCoins and SetBestBlock anymore in the top-level CCoinsView class.
This commit is contained in:
Pieter Wuille
2014-09-03 09:25:32 +02:00
parent f28aec014e
commit c9d1a81ce7
7 changed files with 8 additions and 44 deletions
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13
src/coins.h
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@@ -294,9 +294,6 @@ public:
// Retrieve the CCoins (unspent transaction outputs) for a given txid
virtual bool GetCoins(const uint256 &txid, CCoins &coins) const;
// Modify the CCoins for a given txid
virtual bool SetCoins(const uint256 &txid, const CCoins &coins);
// Just check whether we have data for a given txid.
// This may (but cannot always) return true for fully spent transactions
virtual bool HaveCoins(const uint256 &txid) const;
@@ -304,10 +301,7 @@ public:
// Retrieve the block hash whose state this CCoinsView currently represents
virtual uint256 GetBestBlock() const;
// Modify the currently active block hash
virtual bool SetBestBlock(const uint256 &hashBlock);
// Do a bulk modification (multiple SetCoins + one SetBestBlock).
// Do a bulk modification (multiple CCoins changes + BestBlock change).
// The passed mapCoins can be modified.
virtual bool BatchWrite(CCoinsMap &mapCoins, const uint256 &hashBlock);
@@ -328,10 +322,8 @@ protected:
public:
CCoinsViewBacked(CCoinsView &viewIn);
bool GetCoins(const uint256 &txid, CCoins &coins) const;
bool SetCoins(const uint256 &txid, const CCoins &coins);
bool HaveCoins(const uint256 &txid) const;
uint256 GetBestBlock() const;
bool SetBestBlock(const uint256 &hashBlock);
void SetBackend(CCoinsView &viewIn);
bool BatchWrite(CCoinsMap &mapCoins, const uint256 &hashBlock);
bool GetStats(CCoinsStats &stats) const;
@@ -375,10 +367,9 @@ public:
// Standard CCoinsView methods
bool GetCoins(const uint256 &txid, CCoins &coins) const;
bool SetCoins(const uint256 &txid, const CCoins &coins);
bool HaveCoins(const uint256 &txid) const;
uint256 GetBestBlock() const;
bool SetBestBlock(const uint256 &hashBlock);
void SetBestBlock(const uint256 &hashBlock);
bool BatchWrite(CCoinsMap &mapCoins, const uint256 &hashBlock);
// Return a pointer to CCoins in the cache, or NULL if not found. This is