diff options
Diffstat (limited to 'src/node/blockstorage.h')
| -rw-r--r-- | src/node/blockstorage.h | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/src/node/blockstorage.h b/src/node/blockstorage.h index 3b546f0719..faf99dea81 100644 --- a/src/node/blockstorage.h +++ b/src/node/blockstorage.h @@ -12,7 +12,9 @@ #include <protocol.h> // For CMessageHeader::MessageStartChars class ArgsManager; +class BlockValidationState; class CBlock; +class CBlockFileInfo; class CBlockIndex; class CBlockUndo; class CChain; @@ -25,6 +27,44 @@ struct Params; static constexpr bool DEFAULT_STOPAFTERBLOCKIMPORT{false}; +/** The pre-allocation chunk size for blk?????.dat files (since 0.8) */ +static const unsigned int BLOCKFILE_CHUNK_SIZE = 0x1000000; // 16 MiB +/** The pre-allocation chunk size for rev?????.dat files (since 0.8) */ +static const unsigned int UNDOFILE_CHUNK_SIZE = 0x100000; // 1 MiB +/** The maximum size of a blk?????.dat file (since 0.8) */ +static const unsigned int MAX_BLOCKFILE_SIZE = 0x8000000; // 128 MiB + +extern std::atomic_bool fImporting; +extern std::atomic_bool fReindex; +/** Pruning-related variables and constants */ +/** True if any block files have ever been pruned. */ +extern bool fHavePruned; +/** True if we're running in -prune mode. */ +extern bool fPruneMode; +/** Number of MiB of block files that we're trying to stay below. */ +extern uint64_t nPruneTarget; + +//! Check whether the block associated with this index entry is pruned or not. +bool IsBlockPruned(const CBlockIndex* pblockindex); + +void CleanupBlockRevFiles(); + +/** Open a block file (blk?????.dat) */ +FILE* OpenBlockFile(const FlatFilePos& pos, bool fReadOnly = false); +/** Translation to a filesystem path */ +fs::path GetBlockPosFilename(const FlatFilePos& pos); + +/** Get block file info entry for one block file */ +CBlockFileInfo* GetBlockFileInfo(size_t n); + +/** Calculate the amount of disk space the block & undo files currently use */ +uint64_t CalculateCurrentUsage(); + +/** + * Actually unlink the specified files + */ +void UnlinkPrunedFiles(const std::set<int>& setFilesToPrune); + /** Functions for disk access for blocks */ bool ReadBlockFromDisk(CBlock& block, const FlatFilePos& pos, const Consensus::Params& consensusParams); bool ReadBlockFromDisk(CBlock& block, const CBlockIndex* pindex, const Consensus::Params& consensusParams); @@ -32,6 +72,7 @@ bool ReadRawBlockFromDisk(std::vector<uint8_t>& block, const FlatFilePos& pos, c bool ReadRawBlockFromDisk(std::vector<uint8_t>& block, const CBlockIndex* pindex, const CMessageHeader::MessageStartChars& message_start); bool UndoReadFromDisk(CBlockUndo& blockundo, const CBlockIndex* pindex); +bool WriteUndoDataForBlock(const CBlockUndo& blockundo, BlockValidationState& state, CBlockIndex* pindex, const CChainParams& chainparams); FlatFilePos SaveBlockToDisk(const CBlock& block, int nHeight, CChain& active_chain, const CChainParams& chainparams, const FlatFilePos* dbp); |