Use actual trader for instandex calc instead of 0

iguana/exchanges/LP_instantdex.c

@@ -510,11 +510,13 @@ int64_t LP_dynamictrust(int64_t credits,bits256 pubkey,int64_t kmdvalue)
 
 int64_t LP_instantdex_proofcheck(char *symbol,char *coinaddr,cJSON *proof,int32_t num)
 {
-    uint8_t rmd160[20],addrtype; int64_t credits=0; int32_t i,j; bits256 prevtxid,txid; char othersmartaddr[64]; struct iguana_info *coin; struct LP_address *ap = 0;
+    uint8_t rmd160[20],addrtype,taddr=0; int64_t credits=0; int32_t i,j; bits256 prevtxid,txid; char othersmartaddr[64]; struct iguana_info *coin,*origcoin; struct LP_address *ap = 0;
     if ( (coin= LP_coinfind("KMD")) != 0 )
     {
-        bitcoin_addr2rmd160(symbol,0,&addrtype,rmd160,coinaddr);
-        bitcoin_address("KMD",othersmartaddr,0,60,rmd160,20);
+        if ( (origcoin= LP_coinfind(symbol)) != 0 )
+            taddr = origcoin->taddr;
+        bitcoin_addr2rmd160(symbol,taddr,&addrtype,rmd160,coinaddr);
+        bitcoin_address("KMD",othersmartaddr,coin->taddr,coin->pubtype,rmd160,20);
         //printf("proofcheck addrtype.%d (%s) -> %s\n",addrtype,coinaddr,othersmartaddr);
         if ((ap= LP_address(coin,othersmartaddr)) != 0 )
         {