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Add options for getchaintips

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UdjinM6 2016-03-15 03:48:08 +03:00 committed by Holger Schinzel
parent ddbeda357e
commit d406324573
2 changed files with 21 additions and 4 deletions
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23
src/rpcblockchain.cpp
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@ -691,11 +691,14 @@ struct CompareBlocksByHeight
UniValue getchaintips(const UniValue& params, bool fHelp)
{
if (fHelp || params.size() != 0)
if (fHelp || params.size() > 2)
throw runtime_error(
"getchaintips\n"
"getchaintips ( count branchlen )\n"
"Return information about all known tips in the block tree,"
" including the main chain as well as orphaned branches.\n"
"\nArguments:\n"
"1. count (numeric, optional) only show this much of latest tips\n"
"2. branchlen (numeric, optional) only show tips that have equal or greater length of branch\n"
"\nResult:\n"
"[\n"
" {\n"
@ -740,15 +743,27 @@ UniValue getchaintips(const UniValue& params, bool fHelp)
// Always report the currently active tip.
setTips.insert(chainActive.Tip());
int nBranchMin = -1;
int nCountMax = INT_MAX;
if(params.size() >= 1)
nCountMax = params[0].get_int();
if(params.size() == 2)
nBranchMin = params[1].get_int();
/* Construct the output array. */
UniValue res(UniValue::VARR);
BOOST_FOREACH(const CBlockIndex* block, setTips)
{
const int branchLen = block->nHeight - chainActive.FindFork(block)->nHeight;
if(branchLen < nBranchMin) continue;
if(nCountMax-- < 1) break;
UniValue obj(UniValue::VOBJ);
obj.push_back(Pair("height", block->nHeight));
obj.push_back(Pair("hash", block->phashBlock->GetHex()));
const int branchLen = block->nHeight - chainActive.FindFork(block)->nHeight;
obj.push_back(Pair("branchlen", branchLen));
string status;

2
src/rpcclient.cpp
View File

@ -49,6 +49,8 @@ static const CRPCConvertParam vRPCConvertParams[] =
{ "listreceivedbyaccount", 2 },
{ "getbalance", 1 },
{ "getbalance", 2 },
{ "getchaintips", 0 },
{ "getchaintips", 1 },
{ "getblockhash", 0 },
{ "move", 2 },
{ "move", 3 },