remove founders reward

src/Makefile.gtest.include

@@ -9,8 +9,7 @@ zcash_gtest_SOURCES = \
 	gtest/utils.cpp \
 	gtest/test_checktransaction.cpp \
 	gtest/json_test_vectors.cpp \
-	gtest/json_test_vectors.h \
-	gtest/test_foundersreward.cpp
+	gtest/json_test_vectors.h
 # These tests are order-dependent, because they
 # depend on global state (see #1539)
 if ENABLE_WALLET

src/main.cpp

@@ -877,7 +877,7 @@ unsigned int GetP2SHSigOpCount(const CTransaction& tx, const CCoinsViewCache& in
 
 /**
  * Check a transaction contextually against a set of consensus rules valid at a given block height.
- * 
+ *
  * Notes:
  * 1. AcceptToMemoryPool calls CheckTransaction and this function.
  * 2. ProcessNewBlock calls AcceptBlock, which calls CheckBlock (which calls CheckTransaction)
@@ -955,7 +955,7 @@ bool ContextualCheckTransaction(
             return state.DoS(dosLevel, error("ContextualCheckTransaction: overwinter is active"),
                             REJECT_INVALID, "tx-overwinter-active");
         }
-    
+
         // Check that all transactions are unexpired
         if (IsExpiredTx(tx, nHeight)) {
             // Don't increase banscore if the transaction only just expired
@@ -3614,28 +3614,6 @@ bool ContextualCheckBlock(const CBlock& block, CValidationState& state, CBlockIn
         }
     }
 
-    // Coinbase transaction must include an output sending 20% of
-    // the block reward to a founders reward script, until the last founders
-    // reward block is reached, with exception of the genesis block.
-    // The last founders reward block is defined as the block just before the
-    // first subsidy halving block, which occurs at halving_interval + slow_start_shift
-    if ((nHeight > 0) && (nHeight <= consensusParams.GetLastFoundersRewardBlockHeight())) {
-        bool found = false;
-
-        BOOST_FOREACH(const CTxOut& output, block.vtx[0].vout) {
-            if (output.scriptPubKey == Params().GetFoundersRewardScriptAtHeight(nHeight)) {
-                if (output.nValue == (GetBlockSubsidy(nHeight, consensusParams) / 5)) {
-                    found = true;
-                    break;
-                }
-            }
-        }
-
-        if (!found) {
-            return state.DoS(100, error("%s: founders reward missing", __func__), REJECT_INVALID, "cb-no-founders-reward");
-        }
-    }
-
     return true;
 }
 

src/metrics.cpp

@@ -331,9 +331,7 @@ int printMetrics(size_t cols, bool mining)
                         chainActive.Contains(mapBlockIndex[hash])) {
                     int height = mapBlockIndex[hash]->nHeight;
                     CAmount subsidy = GetBlockSubsidy(height, consensusParams);
-                    if ((height > 0) && (height <= consensusParams.GetLastFoundersRewardBlockHeight())) {
-                        subsidy -= subsidy/5;
-                    }
+
                     if (std::max(0, COINBASE_MATURITY - (tipHeight - height)) > 0) {
                         immature += subsidy;
                     } else {

src/miner.cpp

@@ -360,16 +360,6 @@ CBlockTemplate* CreateNewBlock(const CScript& scriptPubKeyIn)
         // Set to 0 so expiry height does not apply to coinbase txs
         txNew.nExpiryHeight = 0;
 
-        if ((nHeight > 0) && (nHeight <= chainparams.GetConsensus().GetLastFoundersRewardBlockHeight())) {
-            // Founders reward is 20% of the block subsidy
-            auto vFoundersReward = txNew.vout[0].nValue / 5;
-            // Take some reward away from us
-            txNew.vout[0].nValue -= vFoundersReward;
-
-            // And give it to the founders
-            txNew.vout.push_back(CTxOut(vFoundersReward, chainparams.GetFoundersRewardScriptAtHeight(nHeight)));
-        }
-
         // Add fees
         txNew.vout[0].nValue += nFees;
         txNew.vin[0].scriptSig = CScript() << nHeight << OP_0;

src/rpc/mining.cpp

@@ -901,10 +901,6 @@ UniValue getblocksubsidy(const UniValue& params, bool fHelp)
 
     CAmount nReward = GetBlockSubsidy(nHeight, Params().GetConsensus());
     CAmount nFoundersReward = 0;
-    if ((nHeight > 0) && (nHeight <= Params().GetConsensus().GetLastFoundersRewardBlockHeight())) {
-        nFoundersReward = nReward/5;
-        nReward -= nFoundersReward;
-    }
     UniValue result(UniValue::VOBJ);
     result.push_back(Pair("miner", ValueFromAmount(nReward)));
     result.push_back(Pair("founders", ValueFromAmount(nFoundersReward)));