-ac_public -> disable z transactions if you want to prevent privacy

src/komodo_globals.h

@@ -48,7 +48,7 @@ int COINBASE_MATURITY = _COINBASE_MATURITY;//100;
 int32_t IS_KOMODO_NOTARY,USE_EXTERNAL_PUBKEY,KOMODO_CHOSEN_ONE,ASSETCHAINS_SEED,KOMODO_ON_DEMAND,KOMODO_EXTERNAL_NOTARIES,KOMODO_PASSPORT_INITDONE,KOMODO_PAX,KOMODO_EXCHANGEWALLET,KOMODO_REWIND;
 int32_t KOMODO_LASTMINED,prevKOMODO_LASTMINED,JUMBLR_PAUSE = 1;
 std::string NOTARY_PUBKEY,ASSETCHAINS_NOTARIES,ASSETCHAINS_OVERRIDE_PUBKEY;
-uint8_t NOTARY_PUBKEY33[33],ASSETCHAINS_OVERRIDE_PUBKEY33[33];
+uint8_t NOTARY_PUBKEY33[33],ASSETCHAINS_OVERRIDE_PUBKEY33[33],ASSETCHAINS_PUBLIC;
 
 char ASSETCHAINS_SYMBOL[KOMODO_ASSETCHAIN_MAXLEN],ASSETCHAINS_USERPASS[4096];
 uint16_t ASSETCHAINS_P2PPORT,ASSETCHAINS_RPCPORT;

src/komodo_utils.h

@@ -1538,6 +1538,7 @@ void komodo_args(char *argv0)
         }
     }
     ASSETCHAINS_CC = GetArg("-ac_cc",0);
+    ASSETCHAINS_PUBLIC = GetArg("-ac_public",0);
     if ( (KOMODO_REWIND= GetArg("-rewind",0)) != 0 )
     {
         printf("KOMODO_REWIND %d\n",KOMODO_REWIND);
@@ -1576,7 +1577,7 @@ void komodo_args(char *argv0)
             ASSETCHAINS_COMMISSION = 0;
             printf("ASSETCHAINS_COMMISSION needs an ASETCHAINS_OVERRIDE_PUBKEY and cant be more than 100000000 (100%%)\n");
         }
-        if ( ASSETCHAINS_ENDSUBSIDY != 0 || ASSETCHAINS_REWARD != 0 || ASSETCHAINS_HALVING != 0 || ASSETCHAINS_DECAY != 0 || ASSETCHAINS_COMMISSION != 0 )
+        if ( ASSETCHAINS_ENDSUBSIDY != 0 || ASSETCHAINS_REWARD != 0 || ASSETCHAINS_HALVING != 0 || ASSETCHAINS_DECAY != 0 || ASSETCHAINS_COMMISSION != 0 || ASSETCHAINS_PUBLIC != 0 )
         {
             fprintf(stderr,"end.%llu blocks, reward %.8f halving.%llu blocks, decay.%llu perc %.4f%% ac_pub=[%02x...]\n",(long long)ASSETCHAINS_ENDSUBSIDY,dstr(ASSETCHAINS_REWARD),(long long)ASSETCHAINS_HALVING,(long long)ASSETCHAINS_DECAY,dstr(ASSETCHAINS_COMMISSION)*100,ASSETCHAINS_OVERRIDE_PUBKEY33[0]);
             extraptr = extrabuf;
@@ -1585,7 +1586,7 @@ void komodo_args(char *argv0)
             extralen += iguana_rwnum(1,&extraptr[extralen],sizeof(ASSETCHAINS_REWARD),(void *)&ASSETCHAINS_REWARD);
             extralen += iguana_rwnum(1,&extraptr[extralen],sizeof(ASSETCHAINS_HALVING),(void *)&ASSETCHAINS_HALVING);
             extralen += iguana_rwnum(1,&extraptr[extralen],sizeof(ASSETCHAINS_DECAY),(void *)&ASSETCHAINS_DECAY);
-            val = ASSETCHAINS_COMMISSION | (((uint64_t)ASSETCHAINS_STAKED & 0xff) << 32) | (((uint64_t)ASSETCHAINS_CC & 0xffffff) << 40);
+            val = ASSETCHAINS_COMMISSION | (((uint64_t)ASSETCHAINS_STAKED & 0xff) << 32) | (((uint64_t)ASSETCHAINS_CC & 0xffff) << 40) | (ASSETCHAINS_PUBLIC & 0xff);
             extralen += iguana_rwnum(1,&extraptr[extralen],sizeof(val),(void *)&val);
         }
         addn = GetArg("-seednode","");

src/main.cpp

@@ -1109,6 +1109,11 @@ bool CheckTransactionWithoutProofVerification(const CTransaction& tx, CValidatio
     // Ensure that joinsplit values are well-formed
     BOOST_FOREACH(const JSDescription& joinsplit, tx.vjoinsplit)
     {
+        if ( ASSETCHAINS_PUBLIC != 0 )
+        {
+            return state.DoS(100, error("CheckTransaction(): this is a public chain, no privacy allowed"),
+                             REJECT_INVALID, "bad-txns-acprivacy-chain");
+        }
         if (joinsplit.vpub_old < 0) {
             return state.DoS(100, error("CheckTransaction(): joinsplit.vpub_old negative"),
                              REJECT_INVALID, "bad-txns-vpub_old-negative");
@@ -1737,6 +1742,7 @@ bool ReadBlockFromDisk(CBlock& block, const CBlockIndex* pindex,bool checkPOW)
 extern char ASSETCHAINS_SYMBOL[KOMODO_ASSETCHAIN_MAXLEN];
 extern uint32_t ASSETCHAINS_MAGIC;
 extern uint64_t ASSETCHAINS_STAKED,ASSETCHAINS_ENDSUBSIDY,ASSETCHAINS_REWARD,ASSETCHAINS_HALVING,ASSETCHAINS_LINEAR,ASSETCHAINS_COMMISSION,ASSETCHAINS_SUPPLY;
+extern uint8_t ASSETCHAINS_PUBLIC;
 
 CAmount GetBlockSubsidy(int nHeight, const Consensus::Params& consensusParams)
 {