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RPC: add getbestblockhash, to return tip of best chain

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This commit is contained in:
Jeff Garzik 2013-07-03 11:02:29 -04:00
parent 6e802ac85d
commit 091aa8dae9
3 changed files with 11 additions and 0 deletions
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1
src/bitcoinrpc.cpp
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@ -195,6 +195,7 @@ static const CRPCCommand vRPCCommands[] =
{ "help", &help, true, true },
{ "stop", &stop, true, true },
{ "getblockcount", &getblockcount, true, false },
{ "getbestblockhash", &getbestblockhash, true, false },
{ "getconnectioncount", &getconnectioncount, true, false },
{ "getpeerinfo", &getpeerinfo, true, false },
{ "addnode", &addnode, true, true },

1
src/bitcoinrpc.h
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@ -201,6 +201,7 @@ extern json_spirit::Value signrawtransaction(const json_spirit::Array& params, b
extern json_spirit::Value sendrawtransaction(const json_spirit::Array& params, bool fHelp);
extern json_spirit::Value getblockcount(const json_spirit::Array& params, bool fHelp); // in rpcblockchain.cpp
extern json_spirit::Value getbestblockhash(const json_spirit::Array& params, bool fHelp);
extern json_spirit::Value getdifficulty(const json_spirit::Array& params, bool fHelp);
extern json_spirit::Value settxfee(const json_spirit::Array& params, bool fHelp);
extern json_spirit::Value getrawmempool(const json_spirit::Array& params, bool fHelp);

9
src/rpcblockchain.cpp
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@ -82,6 +82,15 @@ Value getblockcount(const Array& params, bool fHelp)
return nBestHeight;
}
Value getbestblockhash(const Array& params, bool fHelp)
{
if (fHelp || params.size() != 0)
throw runtime_error(
"getbestblockhash\n"
"Returns the hash of the best (tip) block in the longest block chain.");
return hashBestChain.GetHex();
}
Value getdifficulty(const Array& params, bool fHelp)
{