Prevent duplicate headers

This commit is contained in:
jl777
2017-09-18 16:57:31 +02:00
parent 37782e4e3b
commit 336a60cf9b
2 changed files with 11 additions and 6 deletions

View File

@@ -4964,14 +4964,18 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv,
vector<CBlock> vHeaders;
int nLimit = MAX_HEADERS_RESULTS;
LogPrint("net", "getheaders %d to %s from peer=%d\n", (pindex ? pindex->nHeight : -1), hashStop.ToString(), pfrom->id);
//fprintf(stderr,"getheaders from %d\n",(int32_t)(pindex ? pindex->nHeight : -1));
for (; pindex; pindex = chainActive.Next(pindex))
fprintf(stderr,"getheaders from %d prev.%d\n",(int32_t)(pindex ? pindex->nHeight : -1),pfrom->lasthdrsreq);
if ( pfrom->lasthdrsreq != (int32_t)(pindex ? pindex->nHeight : -1) )
{
vHeaders.push_back(pindex->GetBlockHeader());
if (--nLimit <= 0 || pindex->GetBlockHash() == hashStop)
break;
for (; pindex; pindex = chainActive.Next(pindex))
{
vHeaders.push_back(pindex->GetBlockHeader());
if (--nLimit <= 0 || pindex->GetBlockHash() == hashStop)
break;
}
pfrom->PushMessage("headers", vHeaders);
pfrom->lasthdrsreq = (int32_t)(pindex ? pindex->nHeight : -1);
}
pfrom->PushMessage("headers", vHeaders);
}