Add getbestblockhash RPC call support

diff --git a/src/bitcoinrpc.cpp b/src/bitcoinrpc.cpp
index 0997076..50211f6 100644 (file)
--- a/src/bitcoinrpc.cpp
+++ b/src/bitcoinrpc.cpp
@@ -203,6 +203,7 @@ static const CRPCCommand vRPCCommands[] =
   //  ------------------------  -----------------------  ------  --------
     { "help",                   &help,                   true,   true },
     { "stop",                   &stop,                   true,   true },
+    { "getbestblockhash",       &getbestblockhash,       true,   false },
     { "getblockcount",          &getblockcount,          true,   false },
     { "getconnectioncount",     &getconnectioncount,     true,   false },
     { "getpeerinfo",            &getpeerinfo,            true,   false },

diff --git a/src/bitcoinrpc.h b/src/bitcoinrpc.h
index 35f20ef..a800dca 100644 (file)
--- a/src/bitcoinrpc.h
+++ b/src/bitcoinrpc.h
@@ -189,6 +189,7 @@ extern json_spirit::Value decoderawtransaction(const json_spirit::Array& params,
 extern json_spirit::Value signrawtransaction(const json_spirit::Array& params, bool fHelp);
 extern json_spirit::Value sendrawtransaction(const json_spirit::Array& params, bool fHelp);
 
+extern json_spirit::Value getbestblockhash(const json_spirit::Array& params, bool fHelp); // in rpcblockchain.cpp
 extern json_spirit::Value getblockcount(const json_spirit::Array& params, bool fHelp); // in rpcblockchain.cpp
 extern json_spirit::Value getdifficulty(const json_spirit::Array& params, bool fHelp);
 extern json_spirit::Value settxfee(const json_spirit::Array& params, bool fHelp);

diff --git a/src/rpcblockchain.cpp b/src/rpcblockchain.cpp
index 5eea13c..e0a9c41 100644 (file)
--- a/src/rpcblockchain.cpp
+++ b/src/rpcblockchain.cpp
@@ -94,6 +94,15 @@ Object blockToJSON(const CBlock& block, const CBlockIndex* blockindex, bool fPri
     return result;
 }
 
+Value getbestblockhash(const Array& params, bool fHelp)
+{
+    if (fHelp || params.size() != 0)
+        throw runtime_error(
+            "getbestblockhash\n"
+            "Returns the hash of the best block in the longest block chain.");
+
+    return hashBestChain.GetHex();
+}
 
 Value getblockcount(const Array& params, bool fHelp)
 {