diff options
Diffstat (limited to 'src/validation.h')
| -rw-r--r-- | src/validation.h | 43 |
1 files changed, 31 insertions, 12 deletions
diff --git a/src/validation.h b/src/validation.h index 9b40100765..07fe99c079 100644 --- a/src/validation.h +++ b/src/validation.h @@ -233,19 +233,21 @@ static const uint64_t MIN_DISK_SPACE_FOR_BLOCK_FILES = 550 * 1024 * 1024; * Note that we guarantee that either the proof-of-work is valid on pblock, or * (and possibly also) BlockChecked will have been called. * - * Call without cs_main held. + * May not be called in a + * validationinterface callback. * * @param[in] pblock The block we want to process. * @param[in] fForceProcessing Process this block even if unrequested; used for non-network block sources and whitelisted peers. * @param[out] fNewBlock A boolean which is set to indicate if the block was first received via this call * @return True if state.IsValid() */ -bool ProcessNewBlock(const CChainParams& chainparams, const std::shared_ptr<const CBlock> pblock, bool fForceProcessing, bool* fNewBlock); +bool ProcessNewBlock(const CChainParams& chainparams, const std::shared_ptr<const CBlock> pblock, bool fForceProcessing, bool* fNewBlock) LOCKS_EXCLUDED(cs_main); /** * Process incoming block headers. * - * Call without cs_main held. + * May not be called in a + * validationinterface callback. * * @param[in] block The block headers themselves * @param[out] state This may be set to an Error state if any error occurred processing them @@ -253,7 +255,7 @@ bool ProcessNewBlock(const CChainParams& chainparams, const std::shared_ptr<cons * @param[out] ppindex If set, the pointer will be set to point to the last new block index object for the given headers * @param[out] first_invalid First header that fails validation, if one exists */ -bool ProcessNewBlockHeaders(const std::vector<CBlockHeader>& block, CValidationState& state, const CChainParams& chainparams, const CBlockIndex** ppindex=nullptr, CBlockHeader *first_invalid=nullptr); +bool ProcessNewBlockHeaders(const std::vector<CBlockHeader>& block, CValidationState& state, const CChainParams& chainparams, const CBlockIndex** ppindex = nullptr, CBlockHeader* first_invalid = nullptr) LOCKS_EXCLUDED(cs_main); /** Check whether enough disk space is available for an incoming block */ bool CheckDiskSpace(uint64_t nAdditionalBytes = 0, bool blocks_dir = false); @@ -267,7 +269,7 @@ bool LoadExternalBlockFile(const CChainParams& chainparams, FILE* fileIn, CDiskB bool LoadGenesisBlock(const CChainParams& chainparams); /** Load the block tree and coins database from disk, * initializing state if we're running with -reindex. */ -bool LoadBlockIndex(const CChainParams& chainparams); +bool LoadBlockIndex(const CChainParams& chainparams) EXCLUSIVE_LOCKS_REQUIRED(cs_main); /** Update the chain tip based on database information. */ bool LoadChainTip(const CChainParams& chainparams); /** Unload database information */ @@ -278,7 +280,12 @@ void ThreadScriptCheck(); bool IsInitialBlockDownload(); /** Retrieve a transaction (from memory pool, or from disk, if possible) */ bool GetTransaction(const uint256& hash, CTransactionRef& tx, const Consensus::Params& params, uint256& hashBlock, bool fAllowSlow = false, CBlockIndex* blockIndex = nullptr); -/** Find the best known block, and make it the tip of the block chain */ +/** + * Find the best known block, and make it the tip of the block chain + * + * May not be called with cs_main held. May not be called in a + * validationinterface callback. + */ bool ActivateBestChain(CValidationState& state, const CChainParams& chainparams, std::shared_ptr<const CBlock> pblock = std::shared_ptr<const CBlock>()); CAmount GetBlockSubsidy(int nHeight, const Consensus::Params& consensusParams); @@ -398,14 +405,16 @@ void InitScriptExecutionCache(); /** Functions for disk access for blocks */ bool ReadBlockFromDisk(CBlock& block, const CDiskBlockPos& pos, const Consensus::Params& consensusParams); bool ReadBlockFromDisk(CBlock& block, const CBlockIndex* pindex, const Consensus::Params& consensusParams); +bool ReadRawBlockFromDisk(std::vector<uint8_t>& block, const CDiskBlockPos& pos, const CMessageHeader::MessageStartChars& message_start); +bool ReadRawBlockFromDisk(std::vector<uint8_t>& block, const CBlockIndex* pindex, const CMessageHeader::MessageStartChars& message_start); /** Functions for validating blocks and updating the block tree */ /** Context-independent validity checks */ bool CheckBlock(const CBlock& block, CValidationState& state, const Consensus::Params& consensusParams, bool fCheckPOW = true, bool fCheckMerkleRoot = true); -/** Check a block is completely valid from start to finish (only works on top of our current best block, with cs_main held) */ -bool TestBlockValidity(CValidationState& state, const CChainParams& chainparams, const CBlock& block, CBlockIndex* pindexPrev, bool fCheckPOW = true, bool fCheckMerkleRoot = true); +/** Check a block is completely valid from start to finish (only works on top of our current best block) */ +bool TestBlockValidity(CValidationState& state, const CChainParams& chainparams, const CBlock& block, CBlockIndex* pindexPrev, bool fCheckPOW = true, bool fCheckMerkleRoot = true) EXCLUSIVE_LOCKS_REQUIRED(cs_main); /** Check whether witness commitments are required for block. */ bool IsWitnessEnabled(const CBlockIndex* pindexPrev, const Consensus::Params& params); @@ -443,14 +452,18 @@ inline CBlockIndex* LookupBlockIndex(const uint256& hash) /** Find the last common block between the parameter chain and a locator. */ CBlockIndex* FindForkInGlobalIndex(const CChain& chain, const CBlockLocator& locator); -/** Mark a block as precious and reorganize. */ -bool PreciousBlock(CValidationState& state, const CChainParams& params, CBlockIndex *pindex); +/** Mark a block as precious and reorganize. + * + * May not be called in a + * validationinterface callback. + */ +bool PreciousBlock(CValidationState& state, const CChainParams& params, CBlockIndex *pindex) LOCKS_EXCLUDED(cs_main); /** Mark a block as invalid. */ -bool InvalidateBlock(CValidationState& state, const CChainParams& chainparams, CBlockIndex *pindex); +bool InvalidateBlock(CValidationState& state, const CChainParams& chainparams, CBlockIndex* pindex) EXCLUSIVE_LOCKS_REQUIRED(cs_main); /** Remove invalidity status from a block and its descendants. */ -bool ResetBlockFailureFlags(CBlockIndex *pindex); +bool ResetBlockFailureFlags(CBlockIndex* pindex) EXCLUSIVE_LOCKS_REQUIRED(cs_main); /** The currently-connected chain of blocks (protected by cs_main). */ extern CChain& chainActive; @@ -495,4 +508,10 @@ bool DumpMempool(); /** Load the mempool from disk. */ bool LoadMempool(); +//! Check whether the block associated with this index entry is pruned or not. +inline bool IsBlockPruned(const CBlockIndex* pblockindex) +{ + return (fHavePruned && !(pblockindex->nStatus & BLOCK_HAVE_DATA) && pblockindex->nTx > 0); +} + #endif // BITCOIN_VALIDATION_H |