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better IsInitialBlockDownload

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--author=Satoshi Nakamoto 2010-07-27 20:46:41 +00:00 committed by Gavin Andresen
parent 3dd20ff2f8
commit 2689f4d02b
1 changed files with 11 additions and 15 deletions
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26
main.cpp
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@ -850,22 +850,19 @@ unsigned int GetNextWorkRequired(const CBlockIndex* pindexLast)
return bnNew.GetCompact(); return bnNew.GetCompact();
} }
vector<int> vStartingHeight;
void AddStartingHeight(int nStartingHeight)
{
if (nStartingHeight != -1)
{
vStartingHeight.push_back(nStartingHeight);
sort(vStartingHeight.begin(), vStartingHeight.end());
}
}
bool IsInitialBlockDownload() bool IsInitialBlockDownload()
{ {
int nMedian = 69000; if (pindexBest == NULL)
if (vStartingHeight.size() >= 5) return true;
nMedian = vStartingHeight[vStartingHeight.size()/2]; static int64 nLastUpdate;
return nBestHeight < nMedian-1000; static CBlockIndex* pindexLastBest;
if (pindexBest != pindexLastBest)
{
pindexLastBest = pindexBest;
nLastUpdate = GetTime();
}
return (GetTime() - nLastUpdate < 10 &&
pindexBest->nTime < GetTime() - 24 * 60 * 60);
} }
@ -1923,7 +1920,6 @@ bool ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv)
} }
AddTimeData(pfrom->addr.ip, nTime); AddTimeData(pfrom->addr.ip, nTime);
AddStartingHeight(pfrom->nStartingHeight);
// Change version // Change version
if (pfrom->nVersion >= 209) if (pfrom->nVersion >= 209)