diff options
author | Wladimir J. van der Laan <laanwj@gmail.com> | 2014-10-30 10:10:19 +0100 |
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committer | Wladimir J. van der Laan <laanwj@gmail.com> | 2014-10-30 10:28:42 +0100 |
commit | f157cbb44340dab23f79f914b80ab9925c4cb4c5 (patch) | |
tree | 3afdabf631da5e11c14deb2b1f846cd02e2efb7b /src/chain.h | |
parent | 4bbcc8d0e755560a097cc9cb5ede5e9d1167b234 (diff) | |
parent | 02fe12dcf4414eaff0161c6b5df7334135958485 (diff) |
Merge pull request #5142
02fe12d Update generate-seeds.py to produce doxygen compatible comments (Michael Ford)
f2e03ff Update comments in chainparams to be doxygen compatible (Michael Ford)
2fdc335 Update comments in chain to be doxygen compatible (Michael Ford)
Diffstat (limited to 'src/chain.h')
-rw-r--r-- | src/chain.h | 75 |
1 files changed, 39 insertions, 36 deletions
diff --git a/src/chain.h b/src/chain.h index 2a55771622..7c5603dafc 100644 --- a/src/chain.h +++ b/src/chain.h @@ -50,38 +50,40 @@ struct CDiskBlockPos }; enum BlockStatus { - // Unused. + //! Unused. BLOCK_VALID_UNKNOWN = 0, - // Parsed, version ok, hash satisfies claimed PoW, 1 <= vtx count <= max, timestamp not in future + //! Parsed, version ok, hash satisfies claimed PoW, 1 <= vtx count <= max, timestamp not in future BLOCK_VALID_HEADER = 1, - // All parent headers found, difficulty matches, timestamp >= median previous, checkpoint. Implies all parents - // are also at least TREE. + //! All parent headers found, difficulty matches, timestamp >= median previous, checkpoint. Implies all parents + //! are also at least TREE. BLOCK_VALID_TREE = 2, - // Only first tx is coinbase, 2 <= coinbase input script length <= 100, transactions valid, no duplicate txids, - // sigops, size, merkle root. Implies all parents are at least TREE but not necessarily TRANSACTIONS. When all - // parent blocks also have TRANSACTIONS, CBlockIndex::nChainTx will be set. + /** + * Only first tx is coinbase, 2 <= coinbase input script length <= 100, transactions valid, no duplicate txids, + * sigops, size, merkle root. Implies all parents are at least TREE but not necessarily TRANSACTIONS. When all + * parent blocks also have TRANSACTIONS, CBlockIndex::nChainTx will be set. + */ BLOCK_VALID_TRANSACTIONS = 3, - // Outputs do not overspend inputs, no double spends, coinbase output ok, immature coinbase spends, BIP30. - // Implies all parents are also at least CHAIN. + //! Outputs do not overspend inputs, no double spends, coinbase output ok, immature coinbase spends, BIP30. + //! Implies all parents are also at least CHAIN. BLOCK_VALID_CHAIN = 4, - // Scripts & signatures ok. Implies all parents are also at least SCRIPTS. + //! Scripts & signatures ok. Implies all parents are also at least SCRIPTS. BLOCK_VALID_SCRIPTS = 5, - // All validity bits. + //! All validity bits. BLOCK_VALID_MASK = BLOCK_VALID_HEADER | BLOCK_VALID_TREE | BLOCK_VALID_TRANSACTIONS | BLOCK_VALID_CHAIN | BLOCK_VALID_SCRIPTS, - BLOCK_HAVE_DATA = 8, // full block available in blk*.dat - BLOCK_HAVE_UNDO = 16, // undo data available in rev*.dat + BLOCK_HAVE_DATA = 8, //! full block available in blk*.dat + BLOCK_HAVE_UNDO = 16, //! undo data available in rev*.dat BLOCK_HAVE_MASK = BLOCK_HAVE_DATA | BLOCK_HAVE_UNDO, - BLOCK_FAILED_VALID = 32, // stage after last reached validness failed - BLOCK_FAILED_CHILD = 64, // descends from failed block + BLOCK_FAILED_VALID = 32, //! stage after last reached validness failed + BLOCK_FAILED_CHILD = 64, //! descends from failed block BLOCK_FAILED_MASK = BLOCK_FAILED_VALID | BLOCK_FAILED_CHILD, }; @@ -93,49 +95,50 @@ enum BlockStatus { class CBlockIndex { public: - // pointer to the hash of the block, if any. memory is owned by this CBlockIndex + //! pointer to the hash of the block, if any. memory is owned by this CBlockIndex const uint256* phashBlock; - // pointer to the index of the predecessor of this block + //! pointer to the index of the predecessor of this block CBlockIndex* pprev; - // pointer to the index of some further predecessor of this block + //! pointer to the index of some further predecessor of this block CBlockIndex* pskip; - // height of the entry in the chain. The genesis block has height 0 + //! height of the entry in the chain. The genesis block has height 0 int nHeight; - // Which # file this block is stored in (blk?????.dat) + //! Which # file this block is stored in (blk?????.dat) int nFile; - // Byte offset within blk?????.dat where this block's data is stored + //! Byte offset within blk?????.dat where this block's data is stored unsigned int nDataPos; - // Byte offset within rev?????.dat where this block's undo data is stored + //! Byte offset within rev?????.dat where this block's undo data is stored unsigned int nUndoPos; - // (memory only) Total amount of work (expected number of hashes) in the chain up to and including this block + //! (memory only) Total amount of work (expected number of hashes) in the chain up to and including this block uint256 nChainWork; - // Number of transactions in this block. - // Note: in a potential headers-first mode, this number cannot be relied upon + //! Number of transactions in this block. + //! Note: in a potential headers-first mode, this number cannot be relied upon unsigned int nTx; - // (memory only) Number of transactions in the chain up to and including this block. - // This value will be non-zero only if and only if transactions for this block and all its parents are available. - unsigned int nChainTx; // change to 64-bit type when necessary; won't happen before 2030 + //! (memory only) Number of transactions in the chain up to and including this block. + //! This value will be non-zero only if and only if transactions for this block and all its parents are available. + //! Change to 64-bit type when necessary; won't happen before 2030 + unsigned int nChainTx; - // Verification status of this block. See enum BlockStatus + //! Verification status of this block. See enum BlockStatus unsigned int nStatus; - // block header + //! block header int nVersion; uint256 hashMerkleRoot; unsigned int nTime; unsigned int nBits; unsigned int nNonce; - // (memory only) Sequencial id assigned to distinguish order in which blocks are received. + //! (memory only) Sequential id assigned to distinguish order in which blocks are received. uint32_t nSequenceId; void SetNull() @@ -254,7 +257,7 @@ public: GetBlockHash().ToString()); } - // Check whether this block index entry is valid up to the passed validity level. + //! Check whether this block index entry is valid up to the passed validity level. bool IsValid(enum BlockStatus nUpTo = BLOCK_VALID_TRANSACTIONS) const { assert(!(nUpTo & ~BLOCK_VALID_MASK)); // Only validity flags allowed. @@ -263,8 +266,8 @@ public: return ((nStatus & BLOCK_VALID_MASK) >= nUpTo); } - // Raise the validity level of this block index entry. - // Returns true if the validity was changed. + //! Raise the validity level of this block index entry. + //! Returns true if the validity was changed. bool RaiseValidity(enum BlockStatus nUpTo) { assert(!(nUpTo & ~BLOCK_VALID_MASK)); // Only validity flags allowed. @@ -277,10 +280,10 @@ public: return false; } - // Build the skiplist pointer for this entry. + //! Build the skiplist pointer for this entry. void BuildSkip(); - // Efficiently find an ancestor of this block. + //! Efficiently find an ancestor of this block. CBlockIndex* GetAncestor(int height); const CBlockIndex* GetAncestor(int height) const; }; |