bumped version to v1.0.6

.github/workflows/depends.yml

@@ -22,7 +22,7 @@ env:
 
 jobs:
   build-cross:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     env:
       CCACHE_TEMPDIR: /tmp/.ccache-temp
     strategy:

README.md

@@ -1,4 +1,4 @@
-# Salvium One v1.0.2
+# Salvium One v1.0.6
 
 Copyright (c) 2023-2025, Salvium
 Portions Copyright (c) 2014-2023, The Monero Project
@@ -172,7 +172,7 @@ invokes cmake commands as needed.
 
     ```bash
     cd salvium
-    git checkout v1.0.2
+    git checkout v1.0.6
     make
     ```
 
@@ -251,7 +251,7 @@ Tested on a Raspberry Pi Zero with a clean install of minimal Raspbian Stretch (
     ```bash
     git clone https://github.com/salvium/salvium
     cd salvium
-    git checkout v1.0.2
+    git checkout v1.0.6
     ```
 
 * Build:
@@ -370,10 +370,10 @@ application.
     cd salvium
     ```
 
-* If you would like a specific [version/tag](https://github.com/salvium/salvium/tags), do a git checkout for that version. eg. 'v1.0.2'. If you don't care about the version and just want binaries from master, skip this step:
+* If you would like a specific [version/tag](https://github.com/salvium/salvium/tags), do a git checkout for that version. eg. 'v1.0.6'. If you don't care about the version and just want binaries from master, skip this step:
 
     ```bash
-    git checkout v1.0.2
+    git checkout v1.0.6
     ```
 
 * If you are on a 64-bit system, run:

src/carrot_core/account.cpp

@@ -282,13 +282,13 @@ crypto::key_image carrot_and_legacy_account::derive_key_image(const crypto::publ
     return L;
 }
 //----------------------------------------------------------------------------------------------------------------------
-void carrot_and_legacy_account::generate_subaddress_map()
+void carrot_and_legacy_account::generate_subaddress_map(const std::pair<size_t, size_t>& lookahead_size)
 {
     const std::vector<AddressDeriveType> derive_types{AddressDeriveType::Carrot, AddressDeriveType::PreCarrot};
 
-    for (uint32_t major_index = 0; major_index <= MAX_SUBADDRESS_MAJOR_INDEX; ++major_index)
+    for (uint32_t major_index = 0; major_index <= lookahead_size.first; ++major_index)
     {
-        for (uint32_t minor_index = 0; minor_index <= MAX_SUBADDRESS_MINOR_INDEX; ++minor_index)
+        for (uint32_t minor_index = 0; minor_index <= lookahead_size.first; ++minor_index)
         {
             for (const AddressDeriveType derive_type : derive_types)
             {
@@ -361,7 +361,6 @@ void carrot_and_legacy_account::create_from_svb_key(const cryptonote::account_pu
                                                    );
     
   this->default_derive_type = AddressDeriveType::Carrot;
-  generate_subaddress_map();
 }
 //----------------------------------------------------------------------------------------------------------------------
 void carrot_and_legacy_account::set_carrot_keys(const AddressDeriveType default_derive_type)
@@ -393,13 +392,19 @@ void carrot_and_legacy_account::set_carrot_keys(const AddressDeriveType default_
     m_keys.m_carrot_main_address.m_is_carrot = true;
     
     this->default_derive_type = default_derive_type;
-    generate_subaddress_map();
 }
 //----------------------------------------------------------------------------------------------------------------------
 void carrot_and_legacy_account::insert_subaddresses(const std::unordered_map<crypto::public_key, subaddress_index_extended>& subaddress_map_cn)
 {
-    for (const auto &p : subaddress_map_cn)
-        subaddress_map.insert({p.first, {{p.second.index.major, p.second.index.minor}, p.second.derive_type, p.second.is_return_spend_key}});
+  for (const auto &p : subaddress_map_cn) {
+    subaddress_map.insert({p.first, {{p.second.index.major, p.second.index.minor}, p.second.derive_type, p.second.is_return_spend_key}});
+    if (p.second.derive_type == AddressDeriveType::PreCarrot) {
+      // Create a matching Carrot address
+      const subaddress_index_extended subaddr_index{{p.second.index.major, p.second.index.minor}, AddressDeriveType::Carrot, p.second.is_return_spend_key};
+      const CarrotDestinationV1 addr = subaddress(subaddr_index);
+      subaddress_map.insert({addr.address_spend_pubkey, subaddr_index});
+    }
+  }
 }
 //----------------------------------------------------------------------------------------------------------------------
 void carrot_and_legacy_account::insert_return_output_info(const std::unordered_map<crypto::public_key, return_output_info_t>& roi_map)

src/carrot_core/account.h

@@ -144,7 +144,7 @@ namespace carrot
         const crypto::secret_key &sender_extension_t,
         const crypto::public_key &onetime_address) const;
 
-    void generate_subaddress_map();
+    void generate_subaddress_map(const std::pair<size_t, size_t>& lookahead_size);
 
     crypto::secret_key generate(
         const crypto::secret_key& recovery_key = crypto::secret_key(),

src/carrot_core/exceptions.h

@@ -41,9 +41,9 @@
 
 namespace carrot
 {
-#define CARROT_DEFINE_SIMPLE_ERROR_TYPE(e, b) class e: b { using b::b; };
+#define CARROT_DEFINE_SIMPLE_ERROR_TYPE(e, b) class e: public b { using b::b; };
 
-class carrot_logic_error: std::logic_error { using std::logic_error::logic_error; };
+class carrot_logic_error: public std::logic_error { using std::logic_error::logic_error; };
 
 CARROT_DEFINE_SIMPLE_ERROR_TYPE(bad_address_type,       carrot_logic_error)
 CARROT_DEFINE_SIMPLE_ERROR_TYPE(component_out_of_order, carrot_logic_error)
@@ -55,7 +55,7 @@ CARROT_DEFINE_SIMPLE_ERROR_TYPE(too_few_outputs,        carrot_logic_error)
 CARROT_DEFINE_SIMPLE_ERROR_TYPE(too_many_outputs,       carrot_logic_error)
 CARROT_DEFINE_SIMPLE_ERROR_TYPE(invalid_tx_type,        carrot_logic_error)
 
-class carrot_runtime_error: std::runtime_error { using std::runtime_error::runtime_error; };
+class carrot_runtime_error: public std::runtime_error { using std::runtime_error::runtime_error; };
 
 CARROT_DEFINE_SIMPLE_ERROR_TYPE(crypto_function_failed,    carrot_runtime_error)
 CARROT_DEFINE_SIMPLE_ERROR_TYPE(not_enough_money,          carrot_runtime_error)

src/carrot_core/output_set_finalization.cpp

@@ -77,7 +77,7 @@ std::optional<AdditionalOutputType> get_additional_output_type(const size_t num_
         }
         else if (!need_change_output)
         {
-            return AdditionalOutputType::DUMMY;
+            return AdditionalOutputType::CHANGE_UNIQUE;
         }
         else // num_selfsend == 1 && need_change_output
         {

src/carrot_core/scan.cpp

@@ -519,7 +519,7 @@ bool try_scan_carrot_enote_internal_receiver(const CarrotEnoteV1 &enote,
             crypto::secret_key sum_g;
             sc_add(to_bytes(sum_g), to_bytes(sender_extension_g_out), to_bytes(k_return));
             crypto::key_image key_image = account.derive_key_image(
-                account.get_keys().m_carrot_account_address.m_spend_public_key,
+                address_spend_pubkey_out, // THIS WAS WRONG!!! -> account.get_keys().m_carrot_account_address.m_spend_public_key,
                 sum_g,
                 sender_extension_t_out,
                 K_r
@@ -527,7 +527,7 @@ bool try_scan_carrot_enote_internal_receiver(const CarrotEnoteV1 &enote,
 
             crypto::secret_key x, y;
             account.try_searching_for_opening_for_onetime_address(
-                account.get_keys().m_carrot_account_address.m_spend_public_key,
+                address_spend_pubkey_out, // THIS WAS WRONG!!! -> account.get_keys().m_carrot_account_address.m_spend_public_key,
                 sum_g,
                 sender_extension_t_out,
                 x,

src/cryptonote_basic/account.cpp

@@ -283,9 +283,9 @@ DISABLE_VS_WARNINGS(4244 4345)
   std::string account_base::get_carrot_public_address_str(network_type nettype) const
   {
     // Build the cryptonote::account_public_address
-    account_public_address addr{m_keys.m_carrot_main_address.m_spend_public_key, m_keys.m_carrot_main_address.m_view_public_key};
+    account_public_address addr{m_keys.m_carrot_main_address.m_spend_public_key, m_keys.m_carrot_main_address.m_view_public_key, true};
     // change this code into base 58
-    return get_account_address_as_str(nettype, false, addr, true);
+    return get_account_address_as_str(nettype, false, addr);
   }
   //-----------------------------------------------------------------
   std::string account_base::get_public_integrated_address_str(const crypto::hash8 &payment_id, network_type nettype) const

src/cryptonote_basic/cryptonote_basic_impl.cpp

@@ -155,10 +155,9 @@ namespace cryptonote {
       network_type nettype
     , bool subaddress
     , account_public_address const & adr
-    , bool is_carrot
     )
   {
-    uint64_t address_prefix = is_carrot
+    uint64_t address_prefix = adr.m_is_carrot
       ? (subaddress ? get_config(nettype).CARROT_PUBLIC_SUBADDRESS_BASE58_PREFIX : get_config(nettype).CARROT_PUBLIC_ADDRESS_BASE58_PREFIX)
       : (subaddress ? get_config(nettype).CRYPTONOTE_PUBLIC_SUBADDRESS_BASE58_PREFIX : get_config(nettype).CRYPTONOTE_PUBLIC_ADDRESS_BASE58_PREFIX);
 
@@ -169,10 +168,9 @@ namespace cryptonote {
       network_type nettype
     , account_public_address const & adr
     , crypto::hash8 const & payment_id
-    , bool is_carrot
     )
   {
-    uint64_t integrated_address_prefix = is_carrot ? get_config(nettype).CARROT_PUBLIC_INTEGRATED_ADDRESS_BASE58_PREFIX : get_config(nettype).CRYPTONOTE_PUBLIC_INTEGRATED_ADDRESS_BASE58_PREFIX;
+    uint64_t integrated_address_prefix = adr.m_is_carrot ? get_config(nettype).CARROT_PUBLIC_INTEGRATED_ADDRESS_BASE58_PREFIX : get_config(nettype).CRYPTONOTE_PUBLIC_INTEGRATED_ADDRESS_BASE58_PREFIX;
 
     integrated_address iadr = {
       adr, payment_id

src/cryptonote_basic/cryptonote_basic_impl.h

@@ -88,14 +88,12 @@ namespace cryptonote {
       network_type nettype
     , bool subaddress
     , const account_public_address& adr
-    , bool is_carrot = false
     );
 
   std::string get_account_integrated_address_as_str(
       network_type nettype
     , const account_public_address& adr
     , const crypto::hash8& payment_id
-    , bool is_carrot = false
     );
 
   bool get_account_address_from_str(

src/daemon/rpc_command_executor.cpp

@@ -1355,7 +1355,7 @@ bool t_rpc_command_executor::print_transaction_pool_stats() {
 bool t_rpc_command_executor::start_mining(cryptonote::account_public_address address, uint64_t num_threads, cryptonote::network_type nettype, bool do_background_mining, bool ignore_battery, bool is_carrot) {
   cryptonote::COMMAND_RPC_START_MINING::request req;
   cryptonote::COMMAND_RPC_START_MINING::response res;
-  req.miner_address = cryptonote::get_account_address_as_str(nettype, false, address, is_carrot);
+  req.miner_address = cryptonote::get_account_address_as_str(nettype, false, address);
   req.threads_count = num_threads;
   req.do_background_mining = do_background_mining;
   req.ignore_battery = ignore_battery;

src/simplewallet/simplewallet.cpp

@@ -5335,7 +5335,7 @@ boost::optional<epee::wipeable_string> simple_wallet::new_wallet(const boost::pr
       .m_is_carrot = true
     };
     message_writer(console_color_white, true) << tr("Generated new Carrot wallet: ")
-                                              << cryptonote::get_account_address_as_str(m_wallet->nettype(), false, carrot_address, true);
+                                              << cryptonote::get_account_address_as_str(m_wallet->nettype(), false, carrot_address);
     PAUSE_READLINE();
     std::cout << tr("View key: ");
     print_secret_key(m_wallet->get_account().get_keys().m_view_secret_key);
@@ -11231,9 +11231,9 @@ bool simple_wallet::address_book(const std::vector<std::string> &args/* = std::v
       success_msg_writer() << tr("Index: ") << i;
       std::string address;
       if (row.m_has_payment_id)
-        address = cryptonote::get_account_integrated_address_as_str(m_wallet->nettype(), row.m_address, row.m_payment_id, row.m_is_carrot);
+        address = cryptonote::get_account_integrated_address_as_str(m_wallet->nettype(), row.m_address, row.m_payment_id);
       else
-        address = get_account_address_as_str(m_wallet->nettype(), row.m_is_subaddress, row.m_address, row.m_is_carrot);
+        address = get_account_address_as_str(m_wallet->nettype(), row.m_is_subaddress, row.m_address);
       success_msg_writer() << tr("Address: ") << address;
       success_msg_writer() << tr("Description: ") << row.m_description << "\n";
     }

src/version.cpp.in

@@ -1,5 +1,5 @@
 #define DEF_SALVIUM_VERSION_TAG "@VERSIONTAG@"
-#define DEF_SALVIUM_VERSION "1.0.2"
+#define DEF_SALVIUM_VERSION "1.0.6"
 #define DEF_MONERO_VERSION_TAG "release"
 #define DEF_MONERO_VERSION "0.18.3.4"
 #define DEF_MONERO_RELEASE_NAME "One"

src/wallet/tx_builder.cpp

@@ -148,7 +148,7 @@ static cryptonote::tx_destination_entry make_tx_destination_entry(
     const carrot::CarrotPaymentProposalV1 &payment_proposal)
 {
     cryptonote::tx_destination_entry dest = cryptonote::tx_destination_entry(payment_proposal.amount,
-        {payment_proposal.destination.address_spend_pubkey, payment_proposal.destination.address_view_pubkey},
+        {payment_proposal.destination.address_spend_pubkey, payment_proposal.destination.address_view_pubkey, /*m_is_carrot*/true},
         payment_proposal.destination.is_subaddress);
     dest.is_integrated = payment_proposal.destination.payment_id != carrot::null_payment_id;
     return dest;
@@ -166,8 +166,8 @@ static cryptonote::tx_destination_entry make_tx_destination_entry(
         "make_tx_destination_entry: view-key multiplication failed");
 
    return cryptonote::tx_destination_entry(payment_proposal.proposal.amount,
-        {payment_proposal.proposal.destination_address_spend_pubkey, address_view_pubkey},
-        payment_proposal.subaddr_index.index.is_subaddress());
+       {payment_proposal.proposal.destination_address_spend_pubkey, address_view_pubkey, /*m_is_carrot*/true},
+       payment_proposal.subaddr_index.index.is_subaddress());
 }
 //-------------------------------------------------------------------------------------------------------------------
 //-------------------------------------------------------------------------------------------------------------------
@@ -1360,11 +1360,16 @@ wallet2::pending_tx make_pending_carrot_tx(const carrot::CarrotTransactionPropos
     ptx.change_dts = change_dts;
     ptx.selected_transfers = std::move(selected_transfers);
     ptx.key_images = key_images_string.str();
-    ptx.tx_key = shared_ephemeral_pubkey ? ephemeral_privkeys.at(0) : crypto::null_skey;
-    if (shared_ephemeral_pubkey)
-        ptx.additional_tx_keys = std::move(ephemeral_privkeys);
-    else
-        ptx.additional_tx_keys.clear();
+    if (ephemeral_privkeys.size() == 1) {
+      ptx.tx_key = ephemeral_privkeys.at(0);
+      ptx.additional_tx_keys.clear();
+    } else if (ephemeral_privkeys.size() == 2 && shared_ephemeral_pubkey) {
+      ptx.tx_key = (ephemeral_privkeys.at(0) == crypto::null_skey) ? ephemeral_privkeys.at(1) : ephemeral_privkeys.at(0);
+      ptx.additional_tx_keys.clear();
+    } else {
+      ptx.tx_key = crypto::null_skey;
+      ptx.additional_tx_keys = std::move(ephemeral_privkeys);
+    }
     ptx.dests = std::move(dests);
     ptx.multisig_sigs = {};
     ptx.multisig_tx_key_entropy = {};

src/wallet/wallet2.cpp

@@ -1572,10 +1572,12 @@ cryptonote::account_public_address wallet2::get_subaddress(const cryptonote::sub
 //----------------------------------------------------------------------------------------------------
 boost::optional<cryptonote::subaddress_index> wallet2::get_subaddress_index(const cryptonote::account_public_address& address) const
 {
-  auto index = m_subaddresses.find(address.m_spend_public_key);
-  if (index == m_subaddresses.end())
+  const auto subaddress_map = m_account.get_subaddress_map_ref();
+  auto carrot_index = subaddress_map.find(address.m_spend_public_key);
+  if (carrot_index == subaddress_map.end())
     return boost::none;
-  return index->second;
+  cryptonote::subaddress_index index{carrot_index->second.index.major, carrot_index->second.index.minor};
+  return index;
 }
 //----------------------------------------------------------------------------------------------------
 crypto::public_key wallet2::get_subaddress_spend_public_key(const cryptonote::subaddress_index& index) const
@@ -1606,7 +1608,7 @@ std::string wallet2::get_subaddress_as_str(const carrot::subaddress_index_extend
   addr.m_is_carrot = subaddr.derive_type == carrot::AddressDeriveType::Carrot;
 
   // change this code into base 58
-  return cryptonote::get_account_address_as_str(m_nettype, address.is_subaddress, addr, addr.m_is_carrot);
+  return cryptonote::get_account_address_as_str(m_nettype, address.is_subaddress, addr);
 }
 //----------------------------------------------------------------------------------------------------
 std::string wallet2::get_integrated_address_as_str(const crypto::hash8& payment_id, bool carrot) const
@@ -1618,7 +1620,7 @@ std::string wallet2::get_integrated_address_as_str(const crypto::hash8& payment_
   account_public_address addr{address.address_spend_pubkey, address.address_view_pubkey};
   addr.m_is_carrot = carrot;
   
-  return cryptonote::get_account_integrated_address_as_str(m_nettype, addr, payment_id, carrot);
+  return cryptonote::get_account_integrated_address_as_str(m_nettype, addr, payment_id);
 }
 //----------------------------------------------------------------------------------------------------
 void wallet2::add_subaddress_account(const std::string& label)
@@ -1651,6 +1653,7 @@ bool wallet2::should_expand(const cryptonote::subaddress_index &index) const
 void wallet2::expand_subaddresses(const cryptonote::subaddress_index& index)
 {
   hw::device &hwdev = m_account.get_device();
+  std::unordered_map<crypto::public_key, carrot::subaddress_index_extended> new_addresses;
   if (m_subaddress_labels.size() <= index.major)
   {
     // add new accounts
@@ -1664,6 +1667,7 @@ void wallet2::expand_subaddresses(const cryptonote::subaddress_index& index)
       {
          const crypto::public_key &D = pkeys[index2.minor];
          m_subaddresses[D] = index2;
+         new_addresses.insert({D, {{index2.major, index2.minor}, carrot::AddressDeriveType::PreCarrot, false}});
       }
     }
     m_subaddress_labels.resize(index.major + 1, {"Untitled account"});
@@ -1681,9 +1685,12 @@ void wallet2::expand_subaddresses(const cryptonote::subaddress_index& index)
     {
        const crypto::public_key &D = pkeys[index2.minor - begin];
        m_subaddresses[D] = index2;
+       new_addresses.insert({D, {{index2.major, index2.minor}, carrot::AddressDeriveType::PreCarrot, false}});
     }
     m_subaddress_labels[index.major].resize(index.minor + 1);
   }
+  // Add to the Carrot account
+  m_account.insert_subaddresses(new_addresses);
 }
 //----------------------------------------------------------------------------------------------------
 void wallet2::create_one_off_subaddress(const cryptonote::subaddress_index& index)
@@ -5623,7 +5630,8 @@ void wallet2::create_keys_file(const std::string &wallet_, bool watch_only, cons
 
     if (create_address_file)
     {
-      r = save_to_file(m_wallet_file + ".address.txt", m_account.get_public_address_str(m_nettype), true);
+      std::string addresses = m_account.get_public_address_str(m_nettype) + "\n" + m_account.get_carrot_public_address_str(m_nettype) + "\n";
+      r = save_to_file(m_wallet_file + ".address.txt", addresses, true);
       if(!r) MERROR("String with address text not saved");
     }
   }
@@ -6606,7 +6614,9 @@ void wallet2::load(const std::string& wallet_, const epee::wipeable_string& pass
     {
       THROW_WALLET_EXCEPTION_IF(true, error::file_read_error, m_keys_file);
     }
-    LOG_PRINT_L0("Loaded wallet keys file, with public address: " << m_account.get_public_address_str(m_nettype));
+    LOG_PRINT_L0("Loaded wallet keys file, with public addresses: ");
+    LOG_PRINT_L0("      CN : " << m_account.get_public_address_str(m_nettype));
+    LOG_PRINT_L0("  Carrot : " << m_account.get_carrot_public_address_str(m_nettype));
     lock_keys_file();
   }
   else if (!load_keys_buf(keys_buf, password))
@@ -6653,6 +6663,8 @@ void wallet2::load(const std::string& wallet_, const epee::wipeable_string& pass
   if (get_num_subaddress_accounts() == 0)
     add_subaddress_account(tr("Primary account"));
 
+  m_account.generate_subaddress_map(get_subaddress_lookahead());
+  
   // populate account subaddress list
   if (!m_subaddresses.empty())
   {
@@ -7824,7 +7836,7 @@ void wallet2::commit_tx(pending_tx& ptx)
       amount_in += m_transfers[idx].amount();
   }
   add_unconfirmed_tx(ptx.tx, amount_in, dests, payment_id, ptx.change_dts.amount, subaddr_account, subaddr_indices);
-  if (store_tx_info() && ptx.tx_key != crypto::null_skey)
+  if (store_tx_info() && (ptx.tx_key != crypto::null_skey || ptx.additional_tx_keys.size() != 0))
   {
     m_tx_keys[txid] = ptx.tx_key;
     m_additional_tx_keys[txid] = ptx.additional_tx_keys;
@@ -11645,6 +11657,9 @@ std::vector<wallet2::pending_tx> wallet2::create_transactions_all(uint64_t below
   const bool do_carrot_tx_construction = use_fork_rules(HF_VERSION_CARROT);
   if (do_carrot_tx_construction)
   {
+    // Sanity checks
+    THROW_WALLET_EXCEPTION_IF(!address.m_is_carrot, error::wallet_internal_error, "CryptoNote address supplied, but Carrot is now active");
+    
     const auto tx_proposals = tools::wallet::make_carrot_transaction_proposals_wallet2_sweep_all(*this, below, address, is_subaddress, outputs, priority, extra, tx_type, subaddr_account, subaddr_indices);
     std::vector<pending_tx> ptx_vector;
     ptx_vector.reserve(tx_proposals.size());
@@ -11653,6 +11668,9 @@ std::vector<wallet2::pending_tx> wallet2::create_transactions_all(uint64_t below
     return ptx_vector;
   }
 
+  // Sanity checks
+  THROW_WALLET_EXCEPTION_IF(address.m_is_carrot, error::wallet_internal_error, "Carrot address supplied, but Carrot not yet active");
+  
   std::vector<size_t> unused_transfers_indices;
   std::vector<size_t> unused_dust_indices;
   const bool use_per_byte_fee = true;
@@ -11735,6 +11753,9 @@ std::vector<wallet2::pending_tx> wallet2::create_transactions_single(const crypt
   const bool do_carrot_tx_construction = use_fork_rules(HF_VERSION_CARROT);
   if (do_carrot_tx_construction)
   {
+    // Sanity checks
+    THROW_WALLET_EXCEPTION_IF(!address.m_is_carrot, error::wallet_internal_error, "CryptoNote address supplied, but Carrot is now active");
+    
     const auto tx_proposals = tools::wallet::make_carrot_transaction_proposals_wallet2_sweep(*this, {ki}, address, is_subaddress, outputs, priority, extra, tx_type);
     std::vector<pending_tx> ptx_vector;
     ptx_vector.reserve(tx_proposals.size());
@@ -11744,6 +11765,9 @@ std::vector<wallet2::pending_tx> wallet2::create_transactions_single(const crypt
     return ptx_vector;
   }
 
+  // Sanity checks
+  THROW_WALLET_EXCEPTION_IF(address.m_is_carrot, error::wallet_internal_error, "Carrot address supplied, but Carrot not yet active");
+
   std::vector<size_t> unused_transfers_indices;
   std::vector<size_t> unused_dust_indices;
   const bool use_rct = use_fork_rules(4, 0);
@@ -11831,8 +11855,13 @@ std::vector<wallet2::pending_tx> wallet2::create_transactions_return(std::vector
     } else {
       THROW_WALLET_EXCEPTION_IF(true, error::wallet_internal_error, "Unsupported input type for return_payment");
     }
-    const mx25519_pubkey origin_tx_shared_secret_unctx = carrot::raw_byte_convert<mx25519_pubkey>(main_derivations[0]);
+    THROW_WALLET_EXCEPTION_IF(!main_derivations.size() && !additional_derivations.size(), error::wallet_internal_error, "No derivations found");
+    THROW_WALLET_EXCEPTION_IF(!main_derivations.size() && additional_derivations.size() < td_origin.m_internal_output_index + 1, error::wallet_internal_error, "No derivations found");
 
+    const key_derivation derivation = (main_derivations.size() == 1) ? main_derivations[0] : additional_derivations[td_origin.m_internal_output_index];
+    const mx25519_pubkey origin_tx_shared_secret_unctx = carrot::raw_byte_convert<mx25519_pubkey>(derivation);
+    
+    
     // 4. compute m_return
     crypto::public_key output_key;
     carrot::encrypted_return_pubkey_t m_return;
@@ -11862,7 +11891,7 @@ std::vector<wallet2::pending_tx> wallet2::create_transactions_return(std::vector
 
     // 6. compute the change index
     crypto::secret_key z_i;
-    derivation_to_scalar(main_derivations[0], td_origin.m_internal_output_index, z_i);
+    derivation_to_scalar(derivation, td_origin.m_internal_output_index, z_i);
     struct {
       char domain_separator[8];
       crypto::secret_key output_index_key;
@@ -11886,6 +11915,7 @@ std::vector<wallet2::pending_tx> wallet2::create_transactions_return(std::vector
     cryptonote::account_public_address address;
     address.m_spend_public_key = change_key;
     address.m_view_public_key = return_pub;
+    address.m_is_carrot = true;
 
     return create_transactions_from(address, cryptonote::transaction_type::RETURN, asset_type, is_subaddress, outputs, transfers_indices, unused_dust_indices, fake_outs_count, unlock_time, priority, extra);
   }
@@ -12570,8 +12600,8 @@ bool wallet2::get_tx_key_cached(const crypto::hash &txid, crypto::secret_key &tx
   if (i == m_tx_keys.end())
     return false;
   tx_key = i->second;
-  if (tx_key == crypto::null_skey)
-    return false;
+  //if (tx_key == crypto::null_skey)
+  //  return false;
   const auto j = m_additional_tx_keys.find(txid);
   if (j != m_additional_tx_keys.end())
     additional_tx_keys = j->second;

src/wallet/wallet_rpc_server.cpp

@@ -3305,9 +3305,9 @@ namespace tools
         const auto &entry = ab[idx];
         std::string address;
         if (entry.m_has_payment_id)
-          address = cryptonote::get_account_integrated_address_as_str(m_wallet->nettype(), entry.m_address, entry.m_payment_id, entry.m_is_carrot);
+          address = cryptonote::get_account_integrated_address_as_str(m_wallet->nettype(), entry.m_address, entry.m_payment_id);
         else
-          address = get_account_address_as_str(m_wallet->nettype(), entry.m_is_subaddress, entry.m_address, entry.m_is_carrot);
+          address = get_account_address_as_str(m_wallet->nettype(), entry.m_is_subaddress, entry.m_address);
         res.entries.push_back(wallet_rpc::COMMAND_RPC_GET_ADDRESS_BOOK_ENTRY::entry{idx, address, entry.m_description});
       }
     }