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Hashes for transaction nodes with metadata were miscomputed. This may cause broken nodes

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not to stay synched with working nodes.
This commit is contained in:
JoelKatz
2012-10-16 11:47:42 -07:00
parent 2ebf8a7968
commit 68b8360cda
1 changed files with 7 additions and 1 deletions
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8
src/SHAMapNodes.cpp
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@@ -301,6 +301,8 @@ SHAMapTreeNode::SHAMapTreeNode(const SHAMapNode& id, const std::vector<unsigned
}
else if (prefix == sHP_TransactionNode)
{
if (s.getLength() < 32)
throw std::runtime_error("short TXN node");
uint256 txID;
s.get256(txID, s.getLength() - 32);
s.chop(32);
@@ -347,7 +349,11 @@ bool SHAMapTreeNode::updateHash()
}
else if (mType == tnTRANSACTION_MD)
{
nh = Serializer::getPrefixHash(sHP_TransactionNode, mItem->peekData());
Serializer s(mItem->peekSerializer().getDataLength() + (256 + 32) / 8);
s.add32(sHP_TransactionNode);
s.addRaw(mItem->peekData());
s.add256(mItem->getTag());
nh = s.getSHA512Half();
}
else
assert(false);