Add network PoW speed and Stake weight estimation into getmininginfo

[novacoin.git] / src / rpcmining.cpp

diff --git a/src/rpcmining.cpp b/src/rpcmining.cpp
index c5ccea2..311b9b4 100644 (file)
--- a/src/rpcmining.cpp
+++ b/src/rpcmining.cpp
@@ -18,11 +18,37 @@ Value getmininginfo(const Array& params, bool fHelp)
             "getmininginfo\n"
             "Returns an object containing mining-related information.");
 
+    int64 nTargetSpacingWorkMin = 30;
+    int64 nTargetSpacingWork = nTargetSpacingWorkMin;
+    int64 nPoWInterval = 72;
+    int64 nTargetSpacingStake = 10;
+
+    CBlockIndex* pindex = pindexGenesisBlock;
+    CBlockIndex* pindexPrevWork = pindexGenesisBlock;
+
+    while (pindex)
+    {
+        if (pindex->IsProofOfWork())
+        {
+            int64 nActualSpacingWork = pindex->GetBlockTime() - pindexPrevWork->GetBlockTime();
+            nTargetSpacingWork = ((nPoWInterval - 1) * nTargetSpacingWork + nActualSpacingWork + nActualSpacingWork) / (nPoWInterval + 1);
+            nTargetSpacingWork = max(nTargetSpacingWork, nTargetSpacingWorkMin);
+            pindexPrevWork = pindex;
+        }
+
+        pindex = pindex->pnext;
+    }
+    
+    double dNetworkMhps = GetDifficulty() * 4294.967296 / nTargetSpacingWork;
+    int nNetworkWeight = GetDifficulty(GetLastBlockIndex(pindexBest, true)) * 4294967296 / nTargetSpacingStake;
+
     Object obj;
     obj.push_back(Pair("blocks",        (int)nBestHeight));
     obj.push_back(Pair("currentblocksize",(uint64_t)nLastBlockSize));
     obj.push_back(Pair("currentblocktx",(uint64_t)nLastBlockTx));
     obj.push_back(Pair("difficulty",    (double)GetDifficulty()));
+    obj.push_back(Pair("netmhashps",     dNetworkMhps));
+    obj.push_back(Pair("netstakeweight", nNetworkWeight));
     obj.push_back(Pair("errors",        GetWarnings("statusbar")));
     obj.push_back(Pair("pooledtx",      (uint64_t)mempool.size()));
     obj.push_back(Pair("stakepower",    (uint64_t)pwalletMain->GetStakeMintPower(*pwalletMain)));