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erase the bad chain after disconnecting it

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git-svn-id: https://bitcoin.svn.sourceforge.net/svnroot/bitcoin/trunk@138 1a98c847-1fd6-4fd8-948a-caf3550aa51b
This commit is contained in:
s_nakamoto 2010-08-16 17:51:10 +00:00
parent 15399da9fe
commit a01d5876fa
1 changed files with 12 additions and 0 deletions
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12
db.cpp
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@ -460,9 +460,12 @@ bool CTxDB::LoadBlockIndex()
ReadBestInvalidWork(bnBestInvalidWork);
// Verify blocks in the best chain
vector<CBlockIndex*> vChain;
vector<CBlockIndex*> vBad;
CBlockIndex* pindexFork = NULL;
for (CBlockIndex* pindex = pindexBest; pindex && pindex->pprev; pindex = pindex->pprev)
{
vChain.push_back(pindex);
CBlock block;
if (!block.ReadFromDisk(pindex))
return error("LoadBlockIndex() : block.ReadFromDisk failed");
@ -470,6 +473,7 @@ bool CTxDB::LoadBlockIndex()
{
printf("LoadBlockIndex() : *** found bad block at %d, hash=%s\n", pindex->nHeight, pindex->GetBlockHash().ToString().c_str());
pindexFork = pindex->pprev;
vBad = vChain;
}
}
if (pindexFork)
@ -480,6 +484,14 @@ bool CTxDB::LoadBlockIndex()
return error("LoadBlockIndex() : block.ReadFromDisk failed");
CTxDB txdb;
block.SetBestChain(txdb, pindexFork);
// Delete the bad chain
foreach(CBlockIndex* pindex, vBad)
{
txdb.EraseBlockIndex(pindex->GetBlockHash());
mapBlockIndex.erase(pindex->GetBlockHash());
delete pindex;
}
}
return true;