Merge pull request #814

68cbe15 	modified:   src/wallet/wallet2.cpp 	modified:   src/wallet/wallet2.h (awfulcrawler)
4b325bd 	modified:   src/simplewallet/simplewallet.cpp 	modified:   src/wallet/wallet2.cpp 	modified:   src/wallet/wallet2.h (awfulcrawler)

src/simplewallet/simplewallet.cpp

@@ -2231,24 +2231,36 @@ bool simple_wallet::transfer_main(bool new_algorithm, const std::vector<std::str
     if (m_wallet->always_confirm_transfers() || ptx_vector.size() > 1)
     {
         uint64_t total_fee = 0;
+        uint64_t dust_not_in_fee = 0;
+        uint64_t dust_in_fee = 0;
         for (size_t n = 0; n < ptx_vector.size(); ++n)
         {
           total_fee += ptx_vector[n].fee;
+
+          if (ptx_vector[n].dust_added_to_fee)
+            dust_in_fee += ptx_vector[n].dust;
+          else
+            dust_not_in_fee += ptx_vector[n].dust;
         }
 
-        std::string prompt_str;
+        std::stringstream prompt;
         if (ptx_vector.size() > 1)
         {
-          prompt_str = (boost::format(tr("Your transaction needs to be split into %llu transactions.  "
+          prompt << boost::format(tr("Your transaction needs to be split into %llu transactions.  "
-            "This will result in a transaction fee being applied to each transaction, for a total fee of %s.  Is this okay?  (Y/Yes/N/No)")) %
+            "This will result in a transaction fee being applied to each transaction, for a total fee of %s")) %
-            ((unsigned long long)ptx_vector.size()) % print_money(total_fee)).str();
+            ((unsigned long long)ptx_vector.size()) % print_money(total_fee);
         }
         else
         {
-          prompt_str = (boost::format(tr("The transaction fee is %s.  Is this okay?  (Y/Yes/N/No)")) %
+          prompt << boost::format(tr("The transaction fee is %s")) %
-            print_money(total_fee)).str();
+            print_money(total_fee);
         }
-        std::string accepted = command_line::input_line(prompt_str);
+        if (dust_in_fee != 0) prompt << boost::format(tr(", of which %s is dust from change")) % print_money(dust_in_fee);
+        if (dust_not_in_fee != 0)  prompt << tr(".") << ENDL << boost::format(tr("A total of %s from dust change will be sent to dust address")) 
+                                                   % print_money(dust_not_in_fee);
+        prompt << tr(".") << ENDL << tr("Is this okay?  (Y/Yes/N/No)");
+        
+        std::string accepted = command_line::input_line(prompt.str());
         if (std::cin.eof())
           return true;
         if (accepted != "Y" && accepted != "y" && accepted != "Yes" && accepted != "yes")

src/wallet/wallet2.cpp

@@ -2053,8 +2053,9 @@ void wallet2::commit_tx(pending_tx& ptx)
   BOOST_FOREACH(transfer_container::iterator it, ptx.selected_transfers)
     it->m_spent = true;
 
+  //fee includes dust if dust policy specified it.
   LOG_PRINT_L0("Transaction successfully sent. <" << txid << ">" << ENDL
-            << "Commission: " << print_money(ptx.fee+ptx.dust) << " (dust: " << print_money(ptx.dust) << ")" << ENDL
+            << "Commission: " << print_money(ptx.fee) << " (dust sent to dust addr: " << print_money((ptx.dust_added_to_fee ? 0 : ptx.dust)) << ")" << ENDL
             << "Balance: " << print_money(balance()) << ENDL
             << "Unlocked: " << print_money(unlocked_balance()) << ENDL
             << "Please, wait for confirmation for your balance to be unlocked.");
@@ -2313,9 +2314,16 @@ void wallet2::transfer_selected(const std::vector<cryptonote::tx_destination_ent
   });
   THROW_WALLET_EXCEPTION_IF(!all_are_txin_to_key, error::unexpected_txin_type, tx);
   
+  
+  bool dust_sent_elsewhere = (dust_policy.addr_for_dust.m_view_public_key != change_dts.addr.m_view_public_key
+                                || dust_policy.addr_for_dust.m_spend_public_key != change_dts.addr.m_spend_public_key);
+  
+  if (dust_policy.add_to_fee || dust_sent_elsewhere) change_dts.amount -= dust;
+
   ptx.key_images = key_images;
-  ptx.fee = fee;
+  ptx.fee = (dust_policy.add_to_fee ? fee+dust : fee);
-  ptx.dust = dust;
+  ptx.dust = ((dust_policy.add_to_fee || dust_sent_elsewhere) ? dust : 0);
+  ptx.dust_added_to_fee = dust_policy.add_to_fee;
   ptx.tx = tx;
   ptx.change_dts = change_dts;
   ptx.selected_transfers = selected_transfers;
@@ -2480,7 +2488,7 @@ std::vector<wallet2::pending_tx> wallet2::create_transactions_2(std::vector<cryp
         detail::digit_split_strategy, tx_dust_policy(::config::DEFAULT_DUST_THRESHOLD), test_tx, test_ptx);
       auto txBlob = t_serializable_object_to_blob(test_ptx.tx);
       needed_fee = calculate_fee(txBlob);
-      available_for_fee = test_ptx.fee + test_ptx.change_dts.amount;
+      available_for_fee = test_ptx.fee + test_ptx.change_dts.amount + (!test_ptx.dust_added_to_fee ? test_ptx.dust : 0);
       LOG_PRINT_L2("Made a " << txBlob.size() << " kB tx, with " << print_money(available_for_fee) << " available for fee (" <<
         print_money(needed_fee) << " needed)");
 

src/wallet/wallet2.h

@@ -143,6 +143,7 @@ namespace tools
     {
       cryptonote::transaction tx;
       uint64_t dust, fee;
+      bool dust_added_to_fee;
       cryptonote::tx_destination_entry change_dts;
       std::list<transfer_container::iterator> selected_transfers;
       std::string key_images;
@@ -716,9 +717,15 @@ namespace tools
     });
     THROW_WALLET_EXCEPTION_IF(!all_are_txin_to_key, error::unexpected_txin_type, tx);
     
+    bool dust_sent_elsewhere = (dust_policy.addr_for_dust.m_view_public_key != change_dts.addr.m_view_public_key
+                                || dust_policy.addr_for_dust.m_spend_public_key != change_dts.addr.m_spend_public_key);      
+
+    if (dust_policy.add_to_fee || dust_sent_elsewhere) change_dts.amount -= dust;
+
     ptx.key_images = key_images;
-    ptx.fee = fee;
+    ptx.fee = (dust_policy.add_to_fee ? fee+dust : fee);
-    ptx.dust = dust;
+    ptx.dust = ((dust_policy.add_to_fee || dust_sent_elsewhere) ? dust : 0);
+    ptx.dust_added_to_fee = dust_policy.add_to_fee;
     ptx.tx = tx;
     ptx.change_dts = change_dts;
     ptx.selected_transfers = selected_transfers;