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Complete the fetch by hash logic, including tracking the hashes we want.

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This commit is contained in:
JoelKatz
2013-01-04 22:14:53 -08:00
parent cb6f73cc89
commit dfbd640f6c
6 changed files with 71 additions and 7 deletions
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34
src/cpp/ripple/Peer.cpp
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@@ -1111,6 +1111,8 @@ void Peer::recvGetObjectByHash(ripple::TMGetObjectByHash& packet)
newObj.set_data(&hObj->getData().front(), hObj->getData().size());
if (obj.has_nodeid())
newObj.set_index(obj.nodeid());
if (!packet.has_seq() && (hObj->getIndex() != 0))
packet.set_seq(hObj->getIndex());
}
}
}
@@ -1119,7 +1121,37 @@ void Peer::recvGetObjectByHash(ripple::TMGetObjectByHash& packet)
}
else
{ // this is a reply
// WRITEME
uint32 seq = packet.has_seq() ? packet.seq() : 0;
HashedObjectType type;
switch (packet.type())
{
case ripple::TMGetObjectByHash::otLEDGER: type = hotLEDGER; break;
case ripple::TMGetObjectByHash::otTRANSACTION: type = hotTRANSACTION; break;
case ripple::TMGetObjectByHash::otSTATE_NODE: type = hotACCOUNT_NODE; break;
case ripple::TMGetObjectByHash::otTRANSACTION_NODE: type = hotTRANSACTION_NODE; break;
default: type = hotUNKNOWN;
}
for (int i = 0; i < packet.objects_size(); ++i)
{
const ripple::TMIndexedObject& obj = packet.objects(i);
if (obj.has_hash() && (obj.hash().size() == (256/8)))
{
uint256 hash;
memcpy(hash.begin(), obj.hash().data(), 256 / 8);
if (theApp->getOPs().isWantedHash(hash, true))
{
std::vector<unsigned char> data(obj.data().begin(), obj.data().end());
if (Serializer::getSHA512Half(data) != hash)
{
cLog(lsWARNING) << "Bad hash in data from peer";
theApp->getOPs().addWantedHash(hash);
punishPeer(LT_BadData);
}
else
theApp->getHashedObjectStore().store(type, seq, data, hash);
}
}
}
}
}