[RPC] Give RPC commands more information about the RPC request

7 files changed, 248 insertions, 246 deletions

diff --git a/src/rpc/blockchain.cpp b/src/rpc/blockchain.cpp
index 5414ac9ffd..0c827a1e38 100644
--- a/src/rpc/blockchain.cpp
+++ b/src/rpc/blockchain.cpp
@@ -146,9 +146,9 @@ UniValue blockToJSON(const CBlock& block, const CBlockIndex* blockindex, bool tx
     return result;
 }
 
-UniValue getblockcount(const UniValue& params, bool fHelp)
+UniValue getblockcount(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() != 0)
+    if (request.fHelp || request.params.size() != 0)
         throw runtime_error(
             "getblockcount\n"
             "\nReturns the number of blocks in the longest block chain.\n"
@@ -163,9 +163,9 @@ UniValue getblockcount(const UniValue& params, bool fHelp)
     return chainActive.Height();
 }
 
-UniValue getbestblockhash(const UniValue& params, bool fHelp)
+UniValue getbestblockhash(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() != 0)
+    if (request.fHelp || request.params.size() != 0)
         throw runtime_error(
             "getbestblockhash\n"
             "\nReturns the hash of the best (tip) block in the longest block chain.\n"
@@ -190,9 +190,9 @@ void RPCNotifyBlockChange(bool ibd, const CBlockIndex * pindex)
 	cond_blockchange.notify_all();
 }
 
-UniValue waitfornewblock(const UniValue& params, bool fHelp)
+UniValue waitfornewblock(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() > 1)
+    if (request.fHelp || request.params.size() > 1)
         throw runtime_error(
             "waitfornewblock\n"
             "\nWaits for a specific new block and returns useful info about it.\n"
@@ -209,8 +209,8 @@ UniValue waitfornewblock(const UniValue& params, bool fHelp)
             + HelpExampleRpc("waitfornewblock", "1000")
         );
     int timeout = 0;
-    if (params.size() > 0)
-        timeout = params[0].get_int();
+    if (request.params.size() > 0)
+        timeout = request.params[0].get_int();
 
     CUpdatedBlock block;
     {
@@ -228,9 +228,9 @@ UniValue waitfornewblock(const UniValue& params, bool fHelp)
     return ret;
 }
 
-UniValue waitforblock(const UniValue& params, bool fHelp)
+UniValue waitforblock(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() < 1 || params.size() > 2)
+    if (request.fHelp || request.params.size() < 1 || request.params.size() > 2)
         throw runtime_error(
             "waitforblock\n"
             "\nWaits for a specific new block and returns useful info about it.\n"
@@ -249,10 +249,10 @@ UniValue waitforblock(const UniValue& params, bool fHelp)
         );
     int timeout = 0;
 
-    uint256 hash = uint256S(params[0].get_str());
+    uint256 hash = uint256S(request.params[0].get_str());
 
-    if (params.size() > 1)
-        timeout = params[1].get_int();
+    if (request.params.size() > 1)
+        timeout = request.params[1].get_int();
 
     CUpdatedBlock block;
     {
@@ -270,9 +270,9 @@ UniValue waitforblock(const UniValue& params, bool fHelp)
     return ret;
 }
 
-UniValue waitforblockheight(const UniValue& params, bool fHelp)
+UniValue waitforblockheight(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() < 1 || params.size() > 2)
+    if (request.fHelp || request.params.size() < 1 || request.params.size() > 2)
         throw runtime_error(
             "waitforblock\n"
             "\nWaits for (at least) block height and returns the height and hash\n"
@@ -292,10 +292,10 @@ UniValue waitforblockheight(const UniValue& params, bool fHelp)
         );
     int timeout = 0;
 
-    int height = params[0].get_int();
+    int height = request.params[0].get_int();
 
-    if (params.size() > 1)
-        timeout = params[1].get_int();
+    if (request.params.size() > 1)
+        timeout = request.params[1].get_int();
 
     CUpdatedBlock block;
     {
@@ -312,9 +312,9 @@ UniValue waitforblockheight(const UniValue& params, bool fHelp)
     return ret;
 }
 
-UniValue getdifficulty(const UniValue& params, bool fHelp)
+UniValue getdifficulty(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() != 0)
+    if (request.fHelp || request.params.size() != 0)
         throw runtime_error(
             "getdifficulty\n"
             "\nReturns the proof-of-work difficulty as a multiple of the minimum difficulty.\n"
@@ -411,9 +411,9 @@ UniValue mempoolToJSON(bool fVerbose = false)
     }
 }
 
-UniValue getrawmempool(const UniValue& params, bool fHelp)
+UniValue getrawmempool(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() > 1)
+    if (request.fHelp || request.params.size() > 1)
         throw runtime_error(
             "getrawmempool ( verbose )\n"
             "\nReturns all transaction ids in memory pool as a json array of string transaction ids.\n"
@@ -436,15 +436,15 @@ UniValue getrawmempool(const UniValue& params, bool fHelp)
         );
 
     bool fVerbose = false;
-    if (params.size() > 0)
-        fVerbose = params[0].get_bool();
+    if (request.params.size() > 0)
+        fVerbose = request.params[0].get_bool();
 
     return mempoolToJSON(fVerbose);
 }
 
-UniValue getmempoolancestors(const UniValue& params, bool fHelp)
+UniValue getmempoolancestors(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() < 1 || params.size() > 2) {
+    if (request.fHelp || request.params.size() < 1 || request.params.size() > 2) {
         throw runtime_error(
             "getmempoolancestors txid (verbose)\n"
             "\nIf txid is in the mempool, returns all in-mempool ancestors.\n"
@@ -469,10 +469,10 @@ UniValue getmempoolancestors(const UniValue& params, bool fHelp)
     }
 
     bool fVerbose = false;
-    if (params.size() > 1)
-        fVerbose = params[1].get_bool();
+    if (request.params.size() > 1)
+        fVerbose = request.params[1].get_bool();
 
-    uint256 hash = ParseHashV(params[0], "parameter 1");
+    uint256 hash = ParseHashV(request.params[0], "parameter 1");
 
     LOCK(mempool.cs);
 
@@ -506,9 +506,9 @@ UniValue getmempoolancestors(const UniValue& params, bool fHelp)
     }
 }
 
-UniValue getmempooldescendants(const UniValue& params, bool fHelp)
+UniValue getmempooldescendants(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() < 1 || params.size() > 2) {
+    if (request.fHelp || request.params.size() < 1 || request.params.size() > 2) {
         throw runtime_error(
             "getmempooldescendants txid (verbose)\n"
             "\nIf txid is in the mempool, returns all in-mempool descendants.\n"
@@ -533,10 +533,10 @@ UniValue getmempooldescendants(const UniValue& params, bool fHelp)
     }
 
     bool fVerbose = false;
-    if (params.size() > 1)
-        fVerbose = params[1].get_bool();
+    if (request.params.size() > 1)
+        fVerbose = request.params[1].get_bool();
 
-    uint256 hash = ParseHashV(params[0], "parameter 1");
+    uint256 hash = ParseHashV(request.params[0], "parameter 1");
 
     LOCK(mempool.cs);
 
@@ -570,9 +570,9 @@ UniValue getmempooldescendants(const UniValue& params, bool fHelp)
     }
 }
 
-UniValue getmempoolentry(const UniValue& params, bool fHelp)
+UniValue getmempoolentry(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() != 1) {
+    if (request.fHelp || request.params.size() != 1) {
         throw runtime_error(
             "getmempoolentry txid\n"
             "\nReturns mempool data for given transaction\n"
@@ -588,7 +588,7 @@ UniValue getmempoolentry(const UniValue& params, bool fHelp)
         );
     }
 
-    uint256 hash = ParseHashV(params[0], "parameter 1");
+    uint256 hash = ParseHashV(request.params[0], "parameter 1");
 
     LOCK(mempool.cs);
 
@@ -603,9 +603,9 @@ UniValue getmempoolentry(const UniValue& params, bool fHelp)
     return info;
 }
 
-UniValue getblockhash(const UniValue& params, bool fHelp)
+UniValue getblockhash(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() != 1)
+    if (request.fHelp || request.params.size() != 1)
         throw runtime_error(
             "getblockhash index\n"
             "\nReturns hash of block in best-block-chain at index provided.\n"
@@ -620,7 +620,7 @@ UniValue getblockhash(const UniValue& params, bool fHelp)
 
     LOCK(cs_main);
 
-    int nHeight = params[0].get_int();
+    int nHeight = request.params[0].get_int();
     if (nHeight < 0 || nHeight > chainActive.Height())
         throw JSONRPCError(RPC_INVALID_PARAMETER, "Block height out of range");
 
@@ -628,9 +628,9 @@ UniValue getblockhash(const UniValue& params, bool fHelp)
     return pblockindex->GetBlockHash().GetHex();
 }
 
-UniValue getblockheader(const UniValue& params, bool fHelp)
+UniValue getblockheader(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() < 1 || params.size() > 2)
+    if (request.fHelp || request.params.size() < 1 || request.params.size() > 2)
         throw runtime_error(
             "getblockheader \"hash\" ( verbose )\n"
             "\nIf verbose is false, returns a string that is serialized, hex-encoded data for blockheader 'hash'.\n"
@@ -664,12 +664,12 @@ UniValue getblockheader(const UniValue& params, bool fHelp)
 
     LOCK(cs_main);
 
-    std::string strHash = params[0].get_str();
+    std::string strHash = request.params[0].get_str();
     uint256 hash(uint256S(strHash));
 
     bool fVerbose = true;
-    if (params.size() > 1)
-        fVerbose = params[1].get_bool();
+    if (request.params.size() > 1)
+        fVerbose = request.params[1].get_bool();
 
     if (mapBlockIndex.count(hash) == 0)
         throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Block not found");
@@ -687,9 +687,9 @@ UniValue getblockheader(const UniValue& params, bool fHelp)
     return blockheaderToJSON(pblockindex);
 }
 
-UniValue getblock(const UniValue& params, bool fHelp)
+UniValue getblock(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() < 1 || params.size() > 2)
+    if (request.fHelp || request.params.size() < 1 || request.params.size() > 2)
         throw runtime_error(
             "getblock \"hash\" ( verbose )\n"
             "\nIf verbose is false, returns a string that is serialized, hex-encoded data for block 'hash'.\n"
@@ -730,12 +730,12 @@ UniValue getblock(const UniValue& params, bool fHelp)
 
     LOCK(cs_main);
 
-    std::string strHash = params[0].get_str();
+    std::string strHash = request.params[0].get_str();
     uint256 hash(uint256S(strHash));
 
     bool fVerbose = true;
-    if (params.size() > 1)
-        fVerbose = params[1].get_bool();
+    if (request.params.size() > 1)
+        fVerbose = request.params[1].get_bool();
 
     if (mapBlockIndex.count(hash) == 0)
         throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Block not found");
@@ -814,9 +814,9 @@ static bool GetUTXOStats(CCoinsView *view, CCoinsStats &stats)
     return true;
 }
 
-UniValue gettxoutsetinfo(const UniValue& params, bool fHelp)
+UniValue gettxoutsetinfo(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() != 0)
+    if (request.fHelp || request.params.size() != 0)
         throw runtime_error(
             "gettxoutsetinfo\n"
             "\nReturns statistics about the unspent transaction output set.\n"
@@ -854,9 +854,9 @@ UniValue gettxoutsetinfo(const UniValue& params, bool fHelp)
     return ret;
 }
 
-UniValue gettxout(const UniValue& params, bool fHelp)
+UniValue gettxout(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() < 2 || params.size() > 3)
+    if (request.fHelp || request.params.size() < 2 || request.params.size() > 3)
         throw runtime_error(
             "gettxout \"txid\" n ( includemempool )\n"
             "\nReturns details about an unspent transaction output.\n"
@@ -896,12 +896,12 @@ UniValue gettxout(const UniValue& params, bool fHelp)
 
     UniValue ret(UniValue::VOBJ);
 
-    std::string strHash = params[0].get_str();
+    std::string strHash = request.params[0].get_str();
     uint256 hash(uint256S(strHash));
-    int n = params[1].get_int();
+    int n = request.params[1].get_int();
     bool fMempool = true;
-    if (params.size() > 2)
-        fMempool = params[2].get_bool();
+    if (request.params.size() > 2)
+        fMempool = request.params[2].get_bool();
 
     CCoins coins;
     if (fMempool) {
@@ -934,11 +934,11 @@ UniValue gettxout(const UniValue& params, bool fHelp)
     return ret;
 }
 
-UniValue verifychain(const UniValue& params, bool fHelp)
+UniValue verifychain(const JSONRPCRequest& request)
 {
     int nCheckLevel = GetArg("-checklevel", DEFAULT_CHECKLEVEL);
     int nCheckDepth = GetArg("-checkblocks", DEFAULT_CHECKBLOCKS);
-    if (fHelp || params.size() > 2)
+    if (request.fHelp || request.params.size() > 2)
         throw runtime_error(
             "verifychain ( checklevel numblocks )\n"
             "\nVerifies blockchain database.\n"
@@ -954,10 +954,10 @@ UniValue verifychain(const UniValue& params, bool fHelp)
 
     LOCK(cs_main);
 
-    if (params.size() > 0)
-        nCheckLevel = params[0].get_int();
-    if (params.size() > 1)
-        nCheckDepth = params[1].get_int();
+    if (request.params.size() > 0)
+        nCheckLevel = request.params[0].get_int();
+    if (request.params.size() > 1)
+        nCheckDepth = request.params[1].get_int();
 
     return CVerifyDB().VerifyDB(Params(), pcoinsTip, nCheckLevel, nCheckDepth);
 }
@@ -1021,9 +1021,9 @@ void BIP9SoftForkDescPushBack(UniValue& bip9_softforks, const std::string &name,
         bip9_softforks.push_back(Pair(name, BIP9SoftForkDesc(consensusParams, id)));
 }
 
-UniValue getblockchaininfo(const UniValue& params, bool fHelp)
+UniValue getblockchaininfo(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() != 0)
+    if (request.fHelp || request.params.size() != 0)
         throw runtime_error(
             "getblockchaininfo\n"
             "Returns an object containing various state info regarding block chain processing.\n"
@@ -1113,9 +1113,9 @@ struct CompareBlocksByHeight
     }
 };
 
-UniValue getchaintips(const UniValue& params, bool fHelp)
+UniValue getchaintips(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() != 0)
+    if (request.fHelp || request.params.size() != 0)
         throw runtime_error(
             "getchaintips\n"
             "Return information about all known tips in the block tree,"
@@ -1229,9 +1229,9 @@ UniValue mempoolInfoToJSON()
     return ret;
 }
 
-UniValue getmempoolinfo(const UniValue& params, bool fHelp)
+UniValue getmempoolinfo(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() != 0)
+    if (request.fHelp || request.params.size() != 0)
         throw runtime_error(
             "getmempoolinfo\n"
             "\nReturns details on the active state of the TX memory pool.\n"
@@ -1251,9 +1251,9 @@ UniValue getmempoolinfo(const UniValue& params, bool fHelp)
     return mempoolInfoToJSON();
 }
 
-UniValue preciousblock(const UniValue& params, bool fHelp)
+UniValue preciousblock(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() != 1)
+    if (request.fHelp || request.params.size() != 1)
         throw runtime_error(
             "preciousblock \"hash\"\n"
             "\nTreats a block as if it were received before others with the same work.\n"
@@ -1267,7 +1267,7 @@ UniValue preciousblock(const UniValue& params, bool fHelp)
             + HelpExampleRpc("preciousblock", "\"blockhash\"")
         );
 
-    std::string strHash = params[0].get_str();
+    std::string strHash = request.params[0].get_str();
     uint256 hash(uint256S(strHash));
     CBlockIndex* pblockindex;
 
@@ -1289,9 +1289,9 @@ UniValue preciousblock(const UniValue& params, bool fHelp)
     return NullUniValue;
 }
 
-UniValue invalidateblock(const UniValue& params, bool fHelp)
+UniValue invalidateblock(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() != 1)
+    if (request.fHelp || request.params.size() != 1)
         throw runtime_error(
             "invalidateblock \"hash\"\n"
             "\nPermanently marks a block as invalid, as if it violated a consensus rule.\n"
@@ -1303,7 +1303,7 @@ UniValue invalidateblock(const UniValue& params, bool fHelp)
             + HelpExampleRpc("invalidateblock", "\"blockhash\"")
         );
 
-    std::string strHash = params[0].get_str();
+    std::string strHash = request.params[0].get_str();
     uint256 hash(uint256S(strHash));
     CValidationState state;
 
@@ -1327,9 +1327,9 @@ UniValue invalidateblock(const UniValue& params, bool fHelp)
     return NullUniValue;
 }
 
-UniValue reconsiderblock(const UniValue& params, bool fHelp)
+UniValue reconsiderblock(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() != 1)
+    if (request.fHelp || request.params.size() != 1)
         throw runtime_error(
             "reconsiderblock \"hash\"\n"
             "\nRemoves invalidity status of a block and its descendants, reconsider them for activation.\n"
@@ -1342,7 +1342,7 @@ UniValue reconsiderblock(const UniValue& params, bool fHelp)
             + HelpExampleRpc("reconsiderblock", "\"blockhash\"")
         );
 
-    std::string strHash = params[0].get_str();
+    std::string strHash = request.params[0].get_str();
     uint256 hash(uint256S(strHash));
 
     {
diff --git a/src/rpc/mining.cpp b/src/rpc/mining.cpp
index 891b04482c..d509dd691f 100644
--- a/src/rpc/mining.cpp
+++ b/src/rpc/mining.cpp
@@ -74,9 +74,9 @@ UniValue GetNetworkHashPS(int lookup, int height) {
     return workDiff.getdouble() / timeDiff;
 }
 
-UniValue getnetworkhashps(const UniValue& params, bool fHelp)
+UniValue getnetworkhashps(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() > 2)
+    if (request.fHelp || request.params.size() > 2)
         throw runtime_error(
             "getnetworkhashps ( blocks height )\n"
             "\nReturns the estimated network hashes per second based on the last n blocks.\n"
@@ -93,7 +93,7 @@ UniValue getnetworkhashps(const UniValue& params, bool fHelp)
        );
 
     LOCK(cs_main);
-    return GetNetworkHashPS(params.size() > 0 ? params[0].get_int() : 120, params.size() > 1 ? params[1].get_int() : -1);
+    return GetNetworkHashPS(request.params.size() > 0 ? request.params[0].get_int() : 120, request.params.size() > 1 ? request.params[1].get_int() : -1);
 }
 
 UniValue generateBlocks(boost::shared_ptr<CReserveScript> coinbaseScript, int nGenerate, uint64_t nMaxTries, bool keepScript)
@@ -146,9 +146,9 @@ UniValue generateBlocks(boost::shared_ptr<CReserveScript> coinbaseScript, int nG
     return blockHashes;
 }
 
-UniValue generate(const UniValue& params, bool fHelp)
+UniValue generate(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() < 1 || params.size() > 2)
+    if (request.fHelp || request.params.size() < 1 || request.params.size() > 2)
         throw runtime_error(
             "generate numblocks ( maxtries )\n"
             "\nMine up to numblocks blocks immediately (before the RPC call returns)\n"
@@ -162,10 +162,10 @@ UniValue generate(const UniValue& params, bool fHelp)
             + HelpExampleCli("generate", "11")
         );
 
-    int nGenerate = params[0].get_int();
+    int nGenerate = request.params[0].get_int();
     uint64_t nMaxTries = 1000000;
-    if (params.size() > 1) {
-        nMaxTries = params[1].get_int();
+    if (request.params.size() > 1) {
+        nMaxTries = request.params[1].get_int();
     }
 
     boost::shared_ptr<CReserveScript> coinbaseScript;
@@ -182,9 +182,9 @@ UniValue generate(const UniValue& params, bool fHelp)
     return generateBlocks(coinbaseScript, nGenerate, nMaxTries, true);
 }
 
-UniValue generatetoaddress(const UniValue& params, bool fHelp)
+UniValue generatetoaddress(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() < 2 || params.size() > 3)
+    if (request.fHelp || request.params.size() < 2 || request.params.size() > 3)
         throw runtime_error(
             "generatetoaddress numblocks address (maxtries)\n"
             "\nMine blocks immediately to a specified address (before the RPC call returns)\n"
@@ -199,13 +199,13 @@ UniValue generatetoaddress(const UniValue& params, bool fHelp)
             + HelpExampleCli("generatetoaddress", "11 \"myaddress\"")
         );
 
-    int nGenerate = params[0].get_int();
+    int nGenerate = request.params[0].get_int();
     uint64_t nMaxTries = 1000000;
-    if (params.size() > 2) {
-        nMaxTries = params[2].get_int();
+    if (request.params.size() > 2) {
+        nMaxTries = request.params[2].get_int();
     }
 
-    CBitcoinAddress address(params[1].get_str());
+    CBitcoinAddress address(request.params[1].get_str());
     if (!address.IsValid())
         throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Error: Invalid address");
     
@@ -215,9 +215,9 @@ UniValue generatetoaddress(const UniValue& params, bool fHelp)
     return generateBlocks(coinbaseScript, nGenerate, nMaxTries, false);
 }
 
-UniValue getmininginfo(const UniValue& params, bool fHelp)
+UniValue getmininginfo(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() != 0)
+    if (request.fHelp || request.params.size() != 0)
         throw runtime_error(
             "getmininginfo\n"
             "\nReturns a json object containing mining-related information."
@@ -248,7 +248,7 @@ UniValue getmininginfo(const UniValue& params, bool fHelp)
     obj.push_back(Pair("currentblocktx",   (uint64_t)nLastBlockTx));
     obj.push_back(Pair("difficulty",       (double)GetDifficulty()));
     obj.push_back(Pair("errors",           GetWarnings("statusbar")));
-    obj.push_back(Pair("networkhashps",    getnetworkhashps(params, false)));
+    obj.push_back(Pair("networkhashps",    getnetworkhashps(request)));
     obj.push_back(Pair("pooledtx",         (uint64_t)mempool.size()));
     obj.push_back(Pair("chain",            Params().NetworkIDString()));
     return obj;
@@ -256,9 +256,9 @@ UniValue getmininginfo(const UniValue& params, bool fHelp)
 
 
 // NOTE: Unlike wallet RPC (which use BTC values), mining RPCs follow GBT (BIP 22) in using satoshi amounts
-UniValue prioritisetransaction(const UniValue& params, bool fHelp)
+UniValue prioritisetransaction(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() != 3)
+    if (request.fHelp || request.params.size() != 3)
         throw runtime_error(
             "prioritisetransaction <txid> <priority delta> <fee delta>\n"
             "Accepts the transaction into mined blocks at a higher (or lower) priority\n"
@@ -279,10 +279,10 @@ UniValue prioritisetransaction(const UniValue& params, bool fHelp)
 
     LOCK(cs_main);
 
-    uint256 hash = ParseHashStr(params[0].get_str(), "txid");
-    CAmount nAmount = params[2].get_int64();
+    uint256 hash = ParseHashStr(request.params[0].get_str(), "txid");
+    CAmount nAmount = request.params[2].get_int64();
 
-    mempool.PrioritiseTransaction(hash, params[0].get_str(), params[1].get_real(), nAmount);
+    mempool.PrioritiseTransaction(hash, request.params[0].get_str(), request.params[1].get_real(), nAmount);
     return true;
 }
 
@@ -315,9 +315,9 @@ std::string gbt_vb_name(const Consensus::DeploymentPos pos) {
     return s;
 }
 
-UniValue getblocktemplate(const UniValue& params, bool fHelp)
+UniValue getblocktemplate(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() > 1)
+    if (request.fHelp || request.params.size() > 1)
         throw runtime_error(
             "getblocktemplate ( TemplateRequest )\n"
             "\nIf the request parameters include a 'mode' key, that is used to explicitly select between the default 'template' request or a 'proposal'.\n"
@@ -400,9 +400,9 @@ UniValue getblocktemplate(const UniValue& params, bool fHelp)
     UniValue lpval = NullUniValue;
     std::set<std::string> setClientRules;
     int64_t nMaxVersionPreVB = -1;
-    if (params.size() > 0)
+    if (request.params.size() > 0)
     {
-        const UniValue& oparam = params[0].get_obj();
+        const UniValue& oparam = request.params[0].get_obj();
         const UniValue& modeval = find_value(oparam, "mode");
         if (modeval.isStr())
             strMode = modeval.get_str();
@@ -705,9 +705,9 @@ protected:
     };
 };
 
-UniValue submitblock(const UniValue& params, bool fHelp)
+UniValue submitblock(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() < 1 || params.size() > 2)
+    if (request.fHelp || request.params.size() < 1 || request.params.size() > 2)
         throw runtime_error(
             "submitblock \"hexdata\" ( \"jsonparametersobject\" )\n"
             "\nAttempts to submit new block to network.\n"
@@ -727,7 +727,7 @@ UniValue submitblock(const UniValue& params, bool fHelp)
         );
 
     CBlock block;
-    if (!DecodeHexBlk(block, params[0].get_str()))
+    if (!DecodeHexBlk(block, request.params[0].get_str()))
         throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "Block decode failed");
 
     uint256 hash = block.GetHash();
@@ -774,9 +774,9 @@ UniValue submitblock(const UniValue& params, bool fHelp)
     return BIP22ValidationResult(state);
 }
 
-UniValue estimatefee(const UniValue& params, bool fHelp)
+UniValue estimatefee(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() != 1)
+    if (request.fHelp || request.params.size() != 1)
         throw runtime_error(
             "estimatefee nblocks\n"
             "\nEstimates the approximate fee per kilobyte needed for a transaction to begin\n"
@@ -792,9 +792,9 @@ UniValue estimatefee(const UniValue& params, bool fHelp)
             + HelpExampleCli("estimatefee", "6")
             );
 
-    RPCTypeCheck(params, boost::assign::list_of(UniValue::VNUM));
+    RPCTypeCheck(request.params, boost::assign::list_of(UniValue::VNUM));
 
-    int nBlocks = params[0].get_int();
+    int nBlocks = request.params[0].get_int();
     if (nBlocks < 1)
         nBlocks = 1;
 
@@ -805,9 +805,9 @@ UniValue estimatefee(const UniValue& params, bool fHelp)
     return ValueFromAmount(feeRate.GetFeePerK());
 }
 
-UniValue estimatepriority(const UniValue& params, bool fHelp)
+UniValue estimatepriority(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() != 1)
+    if (request.fHelp || request.params.size() != 1)
         throw runtime_error(
             "estimatepriority nblocks\n"
             "\nEstimates the approximate priority a zero-fee transaction needs to begin\n"
@@ -823,18 +823,18 @@ UniValue estimatepriority(const UniValue& params, bool fHelp)
             + HelpExampleCli("estimatepriority", "6")
             );
 
-    RPCTypeCheck(params, boost::assign::list_of(UniValue::VNUM));
+    RPCTypeCheck(request.params, boost::assign::list_of(UniValue::VNUM));
 
-    int nBlocks = params[0].get_int();
+    int nBlocks = request.params[0].get_int();
     if (nBlocks < 1)
         nBlocks = 1;
 
     return mempool.estimatePriority(nBlocks);
 }
 
-UniValue estimatesmartfee(const UniValue& params, bool fHelp)
+UniValue estimatesmartfee(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() != 1)
+    if (request.fHelp || request.params.size() != 1)
         throw runtime_error(
             "estimatesmartfee nblocks\n"
             "\nWARNING: This interface is unstable and may disappear or change!\n"
@@ -856,9 +856,9 @@ UniValue estimatesmartfee(const UniValue& params, bool fHelp)
             + HelpExampleCli("estimatesmartfee", "6")
             );
 
-    RPCTypeCheck(params, boost::assign::list_of(UniValue::VNUM));
+    RPCTypeCheck(request.params, boost::assign::list_of(UniValue::VNUM));
 
-    int nBlocks = params[0].get_int();
+    int nBlocks = request.params[0].get_int();
 
     UniValue result(UniValue::VOBJ);
     int answerFound;
@@ -868,9 +868,9 @@ UniValue estimatesmartfee(const UniValue& params, bool fHelp)
     return result;
 }
 
-UniValue estimatesmartpriority(const UniValue& params, bool fHelp)
+UniValue estimatesmartpriority(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() != 1)
+    if (request.fHelp || request.params.size() != 1)
         throw runtime_error(
             "estimatesmartpriority nblocks\n"
             "\nWARNING: This interface is unstable and may disappear or change!\n"
@@ -892,9 +892,9 @@ UniValue estimatesmartpriority(const UniValue& params, bool fHelp)
             + HelpExampleCli("estimatesmartpriority", "6")
             );
 
-    RPCTypeCheck(params, boost::assign::list_of(UniValue::VNUM));
+    RPCTypeCheck(request.params, boost::assign::list_of(UniValue::VNUM));
 
-    int nBlocks = params[0].get_int();
+    int nBlocks = request.params[0].get_int();
 
     UniValue result(UniValue::VOBJ);
     int answerFound;
diff --git a/src/rpc/misc.cpp b/src/rpc/misc.cpp
index 6bbb3925dd..eaef4856b3 100644
--- a/src/rpc/misc.cpp
+++ b/src/rpc/misc.cpp
@@ -39,9 +39,9 @@ using namespace std;
  *
  * Or alternatively, create a specific query method for the information.
  **/
-UniValue getinfo(const UniValue& params, bool fHelp)
+UniValue getinfo(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() != 0)
+    if (request.fHelp || request.params.size() != 0)
         throw runtime_error(
             "getinfo\n"
             "\nDEPRECATED. Returns an object containing various state info.\n"
@@ -148,9 +148,9 @@ public:
 };
 #endif
 
-UniValue validateaddress(const UniValue& params, bool fHelp)
+UniValue validateaddress(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() != 1)
+    if (request.fHelp || request.params.size() != 1)
         throw runtime_error(
             "validateaddress \"bitcoinaddress\"\n"
             "\nReturn information about the given bitcoin address.\n"
@@ -181,7 +181,7 @@ UniValue validateaddress(const UniValue& params, bool fHelp)
     LOCK(cs_main);
 #endif
 
-    CBitcoinAddress address(params[0].get_str());
+    CBitcoinAddress address(request.params[0].get_str());
     bool isValid = address.IsValid();
 
     UniValue ret(UniValue::VOBJ);
@@ -278,9 +278,9 @@ CScript _createmultisig_redeemScript(const UniValue& params)
     return result;
 }
 
-UniValue createmultisig(const UniValue& params, bool fHelp)
+UniValue createmultisig(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() < 2 || params.size() > 2)
+    if (request.fHelp || request.params.size() < 2 || request.params.size() > 2)
     {
         string msg = "createmultisig nrequired [\"key\",...]\n"
             "\nCreates a multi-signature address with n signature of m keys required.\n"
@@ -310,7 +310,7 @@ UniValue createmultisig(const UniValue& params, bool fHelp)
     }
 
     // Construct using pay-to-script-hash:
-    CScript inner = _createmultisig_redeemScript(params);
+    CScript inner = _createmultisig_redeemScript(request.params);
     CScriptID innerID(inner);
     CBitcoinAddress address(innerID);
 
@@ -321,9 +321,9 @@ UniValue createmultisig(const UniValue& params, bool fHelp)
     return result;
 }
 
-UniValue verifymessage(const UniValue& params, bool fHelp)
+UniValue verifymessage(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() != 3)
+    if (request.fHelp || request.params.size() != 3)
         throw runtime_error(
             "verifymessage \"bitcoinaddress\" \"signature\" \"message\"\n"
             "\nVerify a signed message\n"
@@ -346,9 +346,9 @@ UniValue verifymessage(const UniValue& params, bool fHelp)
 
     LOCK(cs_main);
 
-    string strAddress  = params[0].get_str();
-    string strSign     = params[1].get_str();
-    string strMessage  = params[2].get_str();
+    string strAddress  = request.params[0].get_str();
+    string strSign     = request.params[1].get_str();
+    string strMessage  = request.params[2].get_str();
 
     CBitcoinAddress addr(strAddress);
     if (!addr.IsValid())
@@ -375,9 +375,9 @@ UniValue verifymessage(const UniValue& params, bool fHelp)
     return (pubkey.GetID() == keyID);
 }
 
-UniValue signmessagewithprivkey(const UniValue& params, bool fHelp)
+UniValue signmessagewithprivkey(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() != 2)
+    if (request.fHelp || request.params.size() != 2)
         throw runtime_error(
             "signmessagewithprivkey \"privkey\" \"message\"\n"
             "\nSign a message with the private key of an address\n"
@@ -395,8 +395,8 @@ UniValue signmessagewithprivkey(const UniValue& params, bool fHelp)
             + HelpExampleRpc("signmessagewithprivkey", "\"privkey\", \"my message\"")
         );
 
-    string strPrivkey = params[0].get_str();
-    string strMessage = params[1].get_str();
+    string strPrivkey = request.params[0].get_str();
+    string strMessage = request.params[1].get_str();
 
     CBitcoinSecret vchSecret;
     bool fGood = vchSecret.SetString(strPrivkey);
@@ -417,9 +417,9 @@ UniValue signmessagewithprivkey(const UniValue& params, bool fHelp)
     return EncodeBase64(&vchSig[0], vchSig.size());
 }
 
-UniValue setmocktime(const UniValue& params, bool fHelp)
+UniValue setmocktime(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() != 1)
+    if (request.fHelp || request.params.size() != 1)
         throw runtime_error(
             "setmocktime timestamp\n"
             "\nSet the local time to given timestamp (-regtest only)\n"
@@ -437,8 +437,8 @@ UniValue setmocktime(const UniValue& params, bool fHelp)
     // in a long time.
     LOCK(cs_main);
 
-    RPCTypeCheck(params, boost::assign::list_of(UniValue::VNUM));
-    SetMockTime(params[0].get_int64());
+    RPCTypeCheck(request.params, boost::assign::list_of(UniValue::VNUM));
+    SetMockTime(request.params[0].get_int64());
 
     uint64_t t = GetTime();
     if(g_connman) {
diff --git a/src/rpc/net.cpp b/src/rpc/net.cpp
index a8442d8692..2b43f08f0b 100644
--- a/src/rpc/net.cpp
+++ b/src/rpc/net.cpp
@@ -23,9 +23,9 @@
 
 using namespace std;
 
-UniValue getconnectioncount(const UniValue& params, bool fHelp)
+UniValue getconnectioncount(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() != 0)
+    if (request.fHelp || request.params.size() != 0)
         throw runtime_error(
             "getconnectioncount\n"
             "\nReturns the number of connections to other nodes.\n"
@@ -42,9 +42,9 @@ UniValue getconnectioncount(const UniValue& params, bool fHelp)
     return (int)g_connman->GetNodeCount(CConnman::CONNECTIONS_ALL);
 }
 
-UniValue ping(const UniValue& params, bool fHelp)
+UniValue ping(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() != 0)
+    if (request.fHelp || request.params.size() != 0)
         throw runtime_error(
             "ping\n"
             "\nRequests that a ping be sent to all other nodes, to measure ping time.\n"
@@ -65,9 +65,9 @@ UniValue ping(const UniValue& params, bool fHelp)
     return NullUniValue;
 }
 
-UniValue getpeerinfo(const UniValue& params, bool fHelp)
+UniValue getpeerinfo(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() != 0)
+    if (request.fHelp || request.params.size() != 0)
         throw runtime_error(
             "getpeerinfo\n"
             "\nReturns data about each connected network node as a json array of objects.\n"
@@ -184,12 +184,12 @@ UniValue getpeerinfo(const UniValue& params, bool fHelp)
     return ret;
 }
 
-UniValue addnode(const UniValue& params, bool fHelp)
+UniValue addnode(const JSONRPCRequest& request)
 {
     string strCommand;
-    if (params.size() == 2)
-        strCommand = params[1].get_str();
-    if (fHelp || params.size() != 2 ||
+    if (request.params.size() == 2)
+        strCommand = request.params[1].get_str();
+    if (request.fHelp || request.params.size() != 2 ||
         (strCommand != "onetry" && strCommand != "add" && strCommand != "remove"))
         throw runtime_error(
             "addnode \"node\" \"add|remove|onetry\"\n"
@@ -206,7 +206,7 @@ UniValue addnode(const UniValue& params, bool fHelp)
     if(!g_connman)
         throw JSONRPCError(RPC_CLIENT_P2P_DISABLED, "Error: Peer-to-peer functionality missing or disabled");
 
-    string strNode = params[0].get_str();
+    string strNode = request.params[0].get_str();
 
     if (strCommand == "onetry")
     {
@@ -229,9 +229,9 @@ UniValue addnode(const UniValue& params, bool fHelp)
     return NullUniValue;
 }
 
-UniValue disconnectnode(const UniValue& params, bool fHelp)
+UniValue disconnectnode(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() != 1)
+    if (request.fHelp || request.params.size() != 1)
         throw runtime_error(
             "disconnectnode \"node\" \n"
             "\nImmediately disconnects from the specified node.\n"
@@ -245,16 +245,16 @@ UniValue disconnectnode(const UniValue& params, bool fHelp)
     if(!g_connman)
         throw JSONRPCError(RPC_CLIENT_P2P_DISABLED, "Error: Peer-to-peer functionality missing or disabled");
 
-    bool ret = g_connman->DisconnectNode(params[0].get_str());
+    bool ret = g_connman->DisconnectNode(request.params[0].get_str());
     if (!ret)
         throw JSONRPCError(RPC_CLIENT_NODE_NOT_CONNECTED, "Node not found in connected nodes");
 
     return NullUniValue;
 }
 
-UniValue getaddednodeinfo(const UniValue& params, bool fHelp)
+UniValue getaddednodeinfo(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() > 1)
+    if (request.fHelp || request.params.size() > 1)
         throw runtime_error(
             "getaddednodeinfo ( \"node\" )\n"
             "\nReturns information about the given added node, or all added nodes\n"
@@ -286,10 +286,10 @@ UniValue getaddednodeinfo(const UniValue& params, bool fHelp)
 
     std::vector<AddedNodeInfo> vInfo = g_connman->GetAddedNodeInfo();
 
-    if (params.size() == 1) {
+    if (request.params.size() == 1) {
         bool found = false;
         for (const AddedNodeInfo& info : vInfo) {
-            if (info.strAddedNode == params[0].get_str()) {
+            if (info.strAddedNode == request.params[0].get_str()) {
                 vInfo.assign(1, info);
                 found = true;
                 break;
@@ -320,9 +320,9 @@ UniValue getaddednodeinfo(const UniValue& params, bool fHelp)
     return ret;
 }
 
-UniValue getnettotals(const UniValue& params, bool fHelp)
+UniValue getnettotals(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() > 0)
+    if (request.fHelp || request.params.size() > 0)
         throw runtime_error(
             "getnettotals\n"
             "\nReturns information about network traffic, including bytes in, bytes out,\n"
@@ -386,9 +386,9 @@ static UniValue GetNetworksInfo()
     return networks;
 }
 
-UniValue getnetworkinfo(const UniValue& params, bool fHelp)
+UniValue getnetworkinfo(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() != 0)
+    if (request.fHelp || request.params.size() != 0)
         throw runtime_error(
             "getnetworkinfo\n"
             "Returns an object containing various state info regarding P2P networking.\n"
@@ -456,12 +456,12 @@ UniValue getnetworkinfo(const UniValue& params, bool fHelp)
     return obj;
 }
 
-UniValue setban(const UniValue& params, bool fHelp)
+UniValue setban(const JSONRPCRequest& request)
 {
     string strCommand;
-    if (params.size() >= 2)
-        strCommand = params[1].get_str();
-    if (fHelp || params.size() < 2 ||
+    if (request.params.size() >= 2)
+        strCommand = request.params[1].get_str();
+    if (request.fHelp || request.params.size() < 2 ||
         (strCommand != "add" && strCommand != "remove"))
         throw runtime_error(
                             "setban \"ip(/netmask)\" \"add|remove\" (bantime) (absolute)\n"
@@ -483,16 +483,16 @@ UniValue setban(const UniValue& params, bool fHelp)
     CNetAddr netAddr;
     bool isSubnet = false;
 
-    if (params[0].get_str().find("/") != string::npos)
+    if (request.params[0].get_str().find("/") != string::npos)
         isSubnet = true;
 
     if (!isSubnet) {
         CNetAddr resolved;
-        LookupHost(params[0].get_str().c_str(), resolved, false);
+        LookupHost(request.params[0].get_str().c_str(), resolved, false);
         netAddr = resolved;
     }
     else
-        LookupSubNet(params[0].get_str().c_str(), subNet);
+        LookupSubNet(request.params[0].get_str().c_str(), subNet);
 
     if (! (isSubnet ? subNet.IsValid() : netAddr.IsValid()) )
         throw JSONRPCError(RPC_CLIENT_NODE_ALREADY_ADDED, "Error: Invalid IP/Subnet");
@@ -503,11 +503,11 @@ UniValue setban(const UniValue& params, bool fHelp)
             throw JSONRPCError(RPC_CLIENT_NODE_ALREADY_ADDED, "Error: IP/Subnet already banned");
 
         int64_t banTime = 0; //use standard bantime if not specified
-        if (params.size() >= 3 && !params[2].isNull())
-            banTime = params[2].get_int64();
+        if (request.params.size() >= 3 && !request.params[2].isNull())
+            banTime = request.params[2].get_int64();
 
         bool absolute = false;
-        if (params.size() == 4 && params[3].isTrue())
+        if (request.params.size() == 4 && request.params[3].isTrue())
             absolute = true;
 
         isSubnet ? g_connman->Ban(subNet, BanReasonManuallyAdded, banTime, absolute) : g_connman->Ban(netAddr, BanReasonManuallyAdded, banTime, absolute);
@@ -520,9 +520,9 @@ UniValue setban(const UniValue& params, bool fHelp)
     return NullUniValue;
 }
 
-UniValue listbanned(const UniValue& params, bool fHelp)
+UniValue listbanned(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() != 0)
+    if (request.fHelp || request.params.size() != 0)
         throw runtime_error(
                             "listbanned\n"
                             "\nList all banned IPs/Subnets.\n"
@@ -553,9 +553,9 @@ UniValue listbanned(const UniValue& params, bool fHelp)
     return bannedAddresses;
 }
 
-UniValue clearbanned(const UniValue& params, bool fHelp)
+UniValue clearbanned(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() != 0)
+    if (request.fHelp || request.params.size() != 0)
         throw runtime_error(
                             "clearbanned\n"
                             "\nClear all banned IPs.\n"
diff --git a/src/rpc/rawtransaction.cpp b/src/rpc/rawtransaction.cpp
index 2ea65b8e99..0656a61755 100644
--- a/src/rpc/rawtransaction.cpp
+++ b/src/rpc/rawtransaction.cpp
@@ -126,9 +126,9 @@ void TxToJSON(const CTransaction& tx, const uint256 hashBlock, UniValue& entry)
     }
 }
 
-UniValue getrawtransaction(const UniValue& params, bool fHelp)
+UniValue getrawtransaction(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() < 1 || params.size() > 2)
+    if (request.fHelp || request.params.size() < 1 || request.params.size() > 2)
         throw runtime_error(
             "getrawtransaction \"txid\" ( verbose )\n"
             "\nNOTE: By default this function only works sometimes. This is when the tx is in the mempool\n"
@@ -198,11 +198,11 @@ UniValue getrawtransaction(const UniValue& params, bool fHelp)
 
     LOCK(cs_main);
 
-    uint256 hash = ParseHashV(params[0], "parameter 1");
+    uint256 hash = ParseHashV(request.params[0], "parameter 1");
 
     bool fVerbose = false;
-    if (params.size() > 1)
-        fVerbose = (params[1].get_int() != 0);
+    if (request.params.size() > 1)
+        fVerbose = (request.params[1].get_int() != 0);
 
     CTransaction tx;
     uint256 hashBlock;
@@ -220,9 +220,9 @@ UniValue getrawtransaction(const UniValue& params, bool fHelp)
     return result;
 }
 
-UniValue gettxoutproof(const UniValue& params, bool fHelp)
+UniValue gettxoutproof(const JSONRPCRequest& request)
 {
-    if (fHelp || (params.size() != 1 && params.size() != 2))
+    if (request.fHelp || (request.params.size() != 1 && request.params.size() != 2))
         throw runtime_error(
             "gettxoutproof [\"txid\",...] ( blockhash )\n"
             "\nReturns a hex-encoded proof that \"txid\" was included in a block.\n"
@@ -244,7 +244,7 @@ UniValue gettxoutproof(const UniValue& params, bool fHelp)
 
     set<uint256> setTxids;
     uint256 oneTxid;
-    UniValue txids = params[0].get_array();
+    UniValue txids = request.params[0].get_array();
     for (unsigned int idx = 0; idx < txids.size(); idx++) {
         const UniValue& txid = txids[idx];
         if (txid.get_str().length() != 64 || !IsHex(txid.get_str()))
@@ -261,9 +261,9 @@ UniValue gettxoutproof(const UniValue& params, bool fHelp)
     CBlockIndex* pblockindex = NULL;
 
     uint256 hashBlock;
-    if (params.size() > 1)
+    if (request.params.size() > 1)
     {
-        hashBlock = uint256S(params[1].get_str());
+        hashBlock = uint256S(request.params[1].get_str());
         if (!mapBlockIndex.count(hashBlock))
             throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Block not found");
         pblockindex = mapBlockIndex[hashBlock];
@@ -301,9 +301,9 @@ UniValue gettxoutproof(const UniValue& params, bool fHelp)
     return strHex;
 }
 
-UniValue verifytxoutproof(const UniValue& params, bool fHelp)
+UniValue verifytxoutproof(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() != 1)
+    if (request.fHelp || request.params.size() != 1)
         throw runtime_error(
             "verifytxoutproof \"proof\"\n"
             "\nVerifies that a proof points to a transaction in a block, returning the transaction it commits to\n"
@@ -314,7 +314,7 @@ UniValue verifytxoutproof(const UniValue& params, bool fHelp)
             "[\"txid\"]      (array, strings) The txid(s) which the proof commits to, or empty array if the proof is invalid\n"
         );
 
-    CDataStream ssMB(ParseHexV(params[0], "proof"), SER_NETWORK, PROTOCOL_VERSION | SERIALIZE_TRANSACTION_NO_WITNESS);
+    CDataStream ssMB(ParseHexV(request.params[0], "proof"), SER_NETWORK, PROTOCOL_VERSION | SERIALIZE_TRANSACTION_NO_WITNESS);
     CMerkleBlock merkleBlock;
     ssMB >> merkleBlock;
 
@@ -335,9 +335,9 @@ UniValue verifytxoutproof(const UniValue& params, bool fHelp)
     return res;
 }
 
-UniValue createrawtransaction(const UniValue& params, bool fHelp)
+UniValue createrawtransaction(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() < 2 || params.size() > 3)
+    if (request.fHelp || request.params.size() < 2 || request.params.size() > 3)
         throw runtime_error(
             "createrawtransaction [{\"txid\":\"id\",\"vout\":n},...] {\"address\":amount,\"data\":\"hex\",...} ( locktime )\n"
             "\nCreate a transaction spending the given inputs and creating new outputs.\n"
@@ -373,17 +373,17 @@ UniValue createrawtransaction(const UniValue& params, bool fHelp)
             + HelpExampleRpc("createrawtransaction", "\"[{\\\"txid\\\":\\\"myid\\\",\\\"vout\\\":0}]\", \"{\\\"data\\\":\\\"00010203\\\"}\"")
         );
 
-    RPCTypeCheck(params, boost::assign::list_of(UniValue::VARR)(UniValue::VOBJ)(UniValue::VNUM), true);
-    if (params[0].isNull() || params[1].isNull())
+    RPCTypeCheck(request.params, boost::assign::list_of(UniValue::VARR)(UniValue::VOBJ)(UniValue::VNUM), true);
+    if (request.params[0].isNull() || request.params[1].isNull())
         throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid parameter, arguments 1 and 2 must be non-null");
 
-    UniValue inputs = params[0].get_array();
-    UniValue sendTo = params[1].get_obj();
+    UniValue inputs = request.params[0].get_array();
+    UniValue sendTo = request.params[1].get_obj();
 
     CMutableTransaction rawTx;
 
-    if (params.size() > 2 && !params[2].isNull()) {
-        int64_t nLockTime = params[2].get_int64();
+    if (request.params.size() > 2 && !request.params[2].isNull()) {
+        int64_t nLockTime = request.params[2].get_int64();
         if (nLockTime < 0 || nLockTime > std::numeric_limits<uint32_t>::max())
             throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid parameter, locktime out of range");
         rawTx.nLockTime = nLockTime;
@@ -448,9 +448,9 @@ UniValue createrawtransaction(const UniValue& params, bool fHelp)
     return EncodeHexTx(rawTx);
 }
 
-UniValue decoderawtransaction(const UniValue& params, bool fHelp)
+UniValue decoderawtransaction(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() != 1)
+    if (request.fHelp || request.params.size() != 1)
         throw runtime_error(
             "decoderawtransaction \"hexstring\"\n"
             "\nReturn a JSON object representing the serialized, hex-encoded transaction.\n"
@@ -504,11 +504,11 @@ UniValue decoderawtransaction(const UniValue& params, bool fHelp)
         );
 
     LOCK(cs_main);
-    RPCTypeCheck(params, boost::assign::list_of(UniValue::VSTR));
+    RPCTypeCheck(request.params, boost::assign::list_of(UniValue::VSTR));
 
     CTransaction tx;
 
-    if (!DecodeHexTx(tx, params[0].get_str(), true))
+    if (!DecodeHexTx(tx, request.params[0].get_str(), true))
         throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "TX decode failed");
 
     UniValue result(UniValue::VOBJ);
@@ -517,9 +517,9 @@ UniValue decoderawtransaction(const UniValue& params, bool fHelp)
     return result;
 }
 
-UniValue decodescript(const UniValue& params, bool fHelp)
+UniValue decodescript(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() != 1)
+    if (request.fHelp || request.params.size() != 1)
         throw runtime_error(
             "decodescript \"hex\"\n"
             "\nDecode a hex-encoded script.\n"
@@ -542,12 +542,12 @@ UniValue decodescript(const UniValue& params, bool fHelp)
             + HelpExampleRpc("decodescript", "\"hexstring\"")
         );
 
-    RPCTypeCheck(params, boost::assign::list_of(UniValue::VSTR));
+    RPCTypeCheck(request.params, boost::assign::list_of(UniValue::VSTR));
 
     UniValue r(UniValue::VOBJ);
     CScript script;
-    if (params[0].get_str().size() > 0){
-        vector<unsigned char> scriptData(ParseHexV(params[0], "argument"));
+    if (request.params[0].get_str().size() > 0){
+        vector<unsigned char> scriptData(ParseHexV(request.params[0], "argument"));
         script = CScript(scriptData.begin(), scriptData.end());
     } else {
         // Empty scripts are valid
@@ -578,9 +578,9 @@ static void TxInErrorToJSON(const CTxIn& txin, UniValue& vErrorsRet, const std::
     vErrorsRet.push_back(entry);
 }
 
-UniValue signrawtransaction(const UniValue& params, bool fHelp)
+UniValue signrawtransaction(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() < 1 || params.size() > 4)
+    if (request.fHelp || request.params.size() < 1 || request.params.size() > 4)
         throw runtime_error(
             "signrawtransaction \"hexstring\" ( [{\"txid\":\"id\",\"vout\":n,\"scriptPubKey\":\"hex\",\"redeemScript\":\"hex\"},...] [\"privatekey1\",...] sighashtype )\n"
             "\nSign inputs for raw transaction (serialized, hex-encoded).\n"
@@ -644,9 +644,9 @@ UniValue signrawtransaction(const UniValue& params, bool fHelp)
 #else
     LOCK(cs_main);
 #endif
-    RPCTypeCheck(params, boost::assign::list_of(UniValue::VSTR)(UniValue::VARR)(UniValue::VARR)(UniValue::VSTR), true);
+    RPCTypeCheck(request.params, boost::assign::list_of(UniValue::VSTR)(UniValue::VARR)(UniValue::VARR)(UniValue::VSTR), true);
 
-    vector<unsigned char> txData(ParseHexV(params[0], "argument 1"));
+    vector<unsigned char> txData(ParseHexV(request.params[0], "argument 1"));
     CDataStream ssData(txData, SER_NETWORK, PROTOCOL_VERSION);
     vector<CMutableTransaction> txVariants;
     while (!ssData.empty()) {
@@ -687,9 +687,9 @@ UniValue signrawtransaction(const UniValue& params, bool fHelp)
 
     bool fGivenKeys = false;
     CBasicKeyStore tempKeystore;
-    if (params.size() > 2 && !params[2].isNull()) {
+    if (request.params.size() > 2 && !request.params[2].isNull()) {
         fGivenKeys = true;
-        UniValue keys = params[2].get_array();
+        UniValue keys = request.params[2].get_array();
         for (unsigned int idx = 0; idx < keys.size(); idx++) {
             UniValue k = keys[idx];
             CBitcoinSecret vchSecret;
@@ -708,8 +708,8 @@ UniValue signrawtransaction(const UniValue& params, bool fHelp)
 #endif
 
     // Add previous txouts given in the RPC call:
-    if (params.size() > 1 && !params[1].isNull()) {
-        UniValue prevTxs = params[1].get_array();
+    if (request.params.size() > 1 && !request.params[1].isNull()) {
+        UniValue prevTxs = request.params[1].get_array();
         for (unsigned int idx = 0; idx < prevTxs.size(); idx++) {
             const UniValue& p = prevTxs[idx];
             if (!p.isObject())
@@ -777,7 +777,7 @@ UniValue signrawtransaction(const UniValue& params, bool fHelp)
 #endif
 
     int nHashType = SIGHASH_ALL;
-    if (params.size() > 3 && !params[3].isNull()) {
+    if (request.params.size() > 3 && !request.params[3].isNull()) {
         static map<string, int> mapSigHashValues =
             boost::assign::map_list_of
             (string("ALL"), int(SIGHASH_ALL))
@@ -787,7 +787,7 @@ UniValue signrawtransaction(const UniValue& params, bool fHelp)
             (string("SINGLE"), int(SIGHASH_SINGLE))
             (string("SINGLE|ANYONECANPAY"), int(SIGHASH_SINGLE|SIGHASH_ANYONECANPAY))
             ;
-        string strHashType = params[3].get_str();
+        string strHashType = request.params[3].get_str();
         if (mapSigHashValues.count(strHashType))
             nHashType = mapSigHashValues[strHashType];
         else
@@ -842,9 +842,9 @@ UniValue signrawtransaction(const UniValue& params, bool fHelp)
     return result;
 }
 
-UniValue sendrawtransaction(const UniValue& params, bool fHelp)
+UniValue sendrawtransaction(const JSONRPCRequest& request)
 {
-    if (fHelp || params.size() < 1 || params.size() > 2)
+    if (request.fHelp || request.params.size() < 1 || request.params.size() > 2)
         throw runtime_error(
             "sendrawtransaction \"hexstring\" ( allowhighfees )\n"
             "\nSubmits raw transaction (serialized, hex-encoded) to local node and network.\n"
@@ -866,17 +866,17 @@ UniValue sendrawtransaction(const UniValue& params, bool fHelp)
         );
 
     LOCK(cs_main);
-    RPCTypeCheck(params, boost::assign::list_of(UniValue::VSTR)(UniValue::VBOOL));
+    RPCTypeCheck(request.params, boost::assign::list_of(UniValue::VSTR)(UniValue::VBOOL));
 
     // parse hex string from parameter
     CTransaction tx;
-    if (!DecodeHexTx(tx, params[0].get_str()))
+    if (!DecodeHexTx(tx, request.params[0].get_str()))
         throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "TX decode failed");
     uint256 hashTx = tx.GetHash();
 
     bool fLimitFree = false;
     CAmount nMaxRawTxFee = maxTxFee;
-    if (params.size() > 1 && params[1].get_bool())
+    if (request.params.size() > 1 && request.params[1].get_bool())
         nMaxRawTxFee = 0;
 
     CCoinsViewCache &view = *pcoinsTip;
diff --git a/src/rpc/server.cpp b/src/rpc/server.cpp
index 5fb97f7496..29d0bee1b2 100644
--- a/src/rpc/server.cpp
+++ b/src/rpc/server.cpp
@@ -195,10 +195,11 @@ std::string CRPCTable::help(const std::string& strCommand) const
             continue;
         try
         {
-            UniValue params;
+            JSONRPCRequest jreq;
+            jreq.fHelp = true;
             rpcfn_type pfn = pcmd->actor;
             if (setDone.insert(pfn).second)
-                (*pfn)(params, true);
+                (*pfn)(jreq);
         }
         catch (const std::exception& e)
         {
@@ -228,9 +229,9 @@ std::string CRPCTable::help(const std::string& strCommand) const
     return strRet;
 }
 
-UniValue help(const UniValue& params, bool fHelp)
+UniValue help(const JSONRPCRequest& jsonRequest)
 {
-    if (fHelp || params.size() > 1)
+    if (jsonRequest.fHelp || jsonRequest.params.size() > 1)
         throw runtime_error(
             "help ( \"command\" )\n"
             "\nList all commands, or get help for a specified command.\n"
@@ -241,17 +242,17 @@ UniValue help(const UniValue& params, bool fHelp)
         );
 
     string strCommand;
-    if (params.size() > 0)
-        strCommand = params[0].get_str();
+    if (jsonRequest.params.size() > 0)
+        strCommand = jsonRequest.params[0].get_str();
 
     return tableRPC.help(strCommand);
 }
 
 
-UniValue stop(const UniValue& params, bool fHelp)
+UniValue stop(const JSONRPCRequest& jsonRequest)
 {
     // Accept the deprecated and ignored 'detach' boolean argument
-    if (fHelp || params.size() > 1)
+    if (jsonRequest.fHelp || jsonRequest.params.size() > 1)
         throw runtime_error(
             "stop\n"
             "\nStop Bitcoin server.");
@@ -354,7 +355,7 @@ bool RPCIsInWarmup(std::string *outStatus)
     return fRPCInWarmup;
 }
 
-void JSONRequest::parse(const UniValue& valRequest)
+void JSONRPCRequest::parse(const UniValue& valRequest)
 {
     // Parse request
     if (!valRequest.isObject())
@@ -388,11 +389,11 @@ static UniValue JSONRPCExecOne(const UniValue& req)
 {
     UniValue rpc_result(UniValue::VOBJ);
 
-    JSONRequest jreq;
+    JSONRPCRequest jreq;
     try {
         jreq.parse(req);
 
-        UniValue result = tableRPC.execute(jreq.strMethod, jreq.params);
+        UniValue result = tableRPC.execute(jreq);
         rpc_result = JSONRPCReplyObj(result, NullUniValue, jreq.id);
     }
     catch (const UniValue& objError)
@@ -417,7 +418,7 @@ std::string JSONRPCExecBatch(const UniValue& vReq)
     return ret.write() + "\n";
 }
 
-UniValue CRPCTable::execute(const std::string &strMethod, const UniValue &params) const
+UniValue CRPCTable::execute(const JSONRPCRequest &request) const
 {
     // Return immediately if in warmup
     {
@@ -427,7 +428,7 @@ UniValue CRPCTable::execute(const std::string &strMethod, const UniValue &params
     }
 
     // Find method
-    const CRPCCommand *pcmd = tableRPC[strMethod];
+    const CRPCCommand *pcmd = tableRPC[request.strMethod];
     if (!pcmd)
         throw JSONRPCError(RPC_METHOD_NOT_FOUND, "Method not found");
 
@@ -436,7 +437,7 @@ UniValue CRPCTable::execute(const std::string &strMethod, const UniValue &params
     try
     {
         // Execute
-        return pcmd->actor(params, false);
+        return pcmd->actor(request);
     }
     catch (const std::exception& e)
     {
diff --git a/src/rpc/server.h b/src/rpc/server.h
index 4e0aa2c6d6..d8b5097035 100644
--- a/src/rpc/server.h
+++ b/src/rpc/server.h
@@ -41,14 +41,16 @@ struct UniValueType {
     UniValue::VType type;
 };
 
-class JSONRequest
+class JSONRPCRequest
 {
 public:
     UniValue id;
     std::string strMethod;
     UniValue params;
+    bool fHelp;
+    std::string URI;
 
-    JSONRequest() { id = NullUniValue; }
+    JSONRPCRequest() { id = NullUniValue; }
     void parse(const UniValue& valRequest);
 };
 
@@ -122,7 +124,7 @@ void RPCUnsetTimerInterface(RPCTimerInterface *iface);
  */
 void RPCRunLater(const std::string& name, boost::function<void(void)> func, int64_t nSeconds);
 
-typedef UniValue(*rpcfn_type)(const UniValue& params, bool fHelp);
+typedef UniValue(*rpcfn_type)(const JSONRPCRequest& jsonRequest);
 
 class CRPCCommand
 {
@@ -147,12 +149,11 @@ public:
 
     /**
      * Execute a method.
-     * @param method   Method to execute
-     * @param params   UniValue Array of arguments (JSON objects)
+     * @param request The JSONRPCRequest to execute
      * @returns Result of the call.
      * @throws an exception (UniValue) when an error happens.
      */
-    UniValue execute(const std::string &method, const UniValue &params) const;
+    UniValue execute(const JSONRPCRequest &request) const;
 
     /**
     * Returns a list of registered commands