Auto merge of #2168 - str4d:2164-getblock-anchor, r=daira
Add anchor to output of getblock Closes #2164.
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7d9bf65501
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@ -141,6 +141,9 @@ public:
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//! The anchor for the tree state up to the start of this block
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uint256 hashAnchor;
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//! (memory only) The anchor for the tree state up to the end of this block
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uint256 hashAnchorEnd;
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//! block header
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int nVersion;
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uint256 hashMerkleRoot;
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@ -167,6 +170,7 @@ public:
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nChainTx = 0;
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nStatus = 0;
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hashAnchor = uint256();
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hashAnchorEnd = uint256();
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nSequenceId = 0;
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nVersion = 0;
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21
src/main.cpp
21
src/main.cpp
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@ -2061,6 +2061,8 @@ bool ConnectBlock(const CBlock& block, CValidationState& state, CBlockIndex* pin
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// Before the genesis block, there was an empty tree
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ZCIncrementalMerkleTree tree;
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pindex->hashAnchor = tree.root();
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// The genesis block contained no JoinSplits
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pindex->hashAnchorEnd = pindex->hashAnchor;
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}
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return true;
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}
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@ -2175,6 +2177,9 @@ bool ConnectBlock(const CBlock& block, CValidationState& state, CBlockIndex* pin
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}
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view.PushAnchor(tree);
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if (!fJustCheck) {
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pindex->hashAnchorEnd = tree.root();
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}
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blockundo.old_tree_root = old_tree_root;
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int64_t nTime1 = GetTimeMicros(); nTimeConnect += nTime1 - nTimeStart;
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@ -3579,11 +3584,27 @@ bool static LoadBlockIndexDB()
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pblocktree->ReadFlag("txindex", fTxIndex);
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LogPrintf("%s: transaction index %s\n", __func__, fTxIndex ? "enabled" : "disabled");
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// Fill in-memory data
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BOOST_FOREACH(const PAIRTYPE(uint256, CBlockIndex*)& item, mapBlockIndex)
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{
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CBlockIndex* pindex = item.second;
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// - This relationship will always be true even if pprev has multiple
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// children, because hashAnchor is technically a property of pprev,
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// not its children.
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// - This will miss chain tips; we handle the best tip below, and other
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// tips will be handled by ConnectTip during a re-org.
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if (pindex->pprev) {
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pindex->pprev->hashAnchorEnd = pindex->hashAnchor;
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}
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}
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// Load pointer to end of best chain
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BlockMap::iterator it = mapBlockIndex.find(pcoinsTip->GetBestBlock());
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if (it == mapBlockIndex.end())
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return true;
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chainActive.SetTip(it->second);
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// Set hashAnchorEnd for the end of best chain
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it->second->hashAnchorEnd = pcoinsTip->GetBestAnchor();
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PruneBlockIndexCandidates();
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@ -131,6 +131,7 @@ UniValue blockToJSON(const CBlock& block, const CBlockIndex* blockindex, bool tx
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result.push_back(Pair("bits", strprintf("%08x", block.nBits)));
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result.push_back(Pair("difficulty", GetDifficulty(blockindex)));
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result.push_back(Pair("chainwork", blockindex->nChainWork.GetHex()));
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result.push_back(Pair("anchor", blockindex->hashAnchorEnd.GetHex()));
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if (blockindex->pprev)
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result.push_back(Pair("previousblockhash", blockindex->pprev->GetBlockHash().GetHex()));
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