5 files changed, 53 insertions, 0 deletions
diff --git a/src/wallet/api/wallet.cpp b/src/wallet/api/wallet.cpp
index 1711db482..a85e31474 100644
--- a/src/wallet/api/wallet.cpp
+++ b/src/wallet/api/wallet.cpp
@@ -2419,6 +2419,23 @@ uint64_t WalletImpl::coldKeyImageSync(uint64_t &spent, uint64_t &unspent)
 {
     return m_wallet->cold_key_image_sync(spent, unspent);
 }
+
+void WalletImpl::deviceShowAddress(uint32_t accountIndex, uint32_t addressIndex, const std::string &paymentId)
+{
+    boost::optional<crypto::hash8> payment_id_param = boost::none;
+    if (!paymentId.empty())
+    {
+        crypto::hash8 payment_id;
+        bool res = tools::wallet2::parse_short_payment_id(paymentId, payment_id);
+        if (!res)
+        {
+            throw runtime_error("Invalid payment ID");
+        }
+        payment_id_param = payment_id;
+    }
+
+    m_wallet->device_show_address(accountIndex, addressIndex, payment_id_param);
+}
 } // namespace
 
 namespace Bitmonero = Monero;
diff --git a/src/wallet/api/wallet.h b/src/wallet/api/wallet.h
index 9e07b6e19..57265470c 100644
--- a/src/wallet/api/wallet.h
+++ b/src/wallet/api/wallet.h
@@ -201,6 +201,7 @@ public:
     virtual bool unlockKeysFile() override;
     virtual bool isKeysFileLocked() override;
     virtual uint64_t coldKeyImageSync(uint64_t &spent, uint64_t &unspent) override;
+    virtual void deviceShowAddress(uint32_t accountIndex, uint32_t addressIndex, const std::string &paymentId) override;
 
 private:
     void clearStatus() const;
diff --git a/src/wallet/api/wallet2_api.h b/src/wallet/api/wallet2_api.h
index 0af3b1867..7193eddd7 100644
--- a/src/wallet/api/wallet2_api.h
+++ b/src/wallet/api/wallet2_api.h
@@ -1003,6 +1003,9 @@ struct Wallet
 
     //! cold-device protocol key image sync
     virtual uint64_t coldKeyImageSync(uint64_t &spent, uint64_t &unspent) = 0;
+
+    //! shows address on device display
+    virtual void deviceShowAddress(uint32_t accountIndex, uint32_t addressIndex, const std::string &paymentId) = 0;
 };
 
 /**
diff --git a/src/wallet/wallet2.cpp b/src/wallet/wallet2.cpp
index c87947e39..8462c659d 100644
--- a/src/wallet/wallet2.cpp
+++ b/src/wallet/wallet2.cpp
@@ -10048,6 +10048,7 @@ void wallet2::cold_sign_tx(const std::vector<pending_tx>& ptx_vector, signed_tx_
   setup_shim(&wallet_shim, this);
   aux_data.tx_recipients = dsts_info;
   aux_data.bp_version = use_fork_rules(HF_VERSION_SMALLER_BP, -10) ? 2 : 1;
+  aux_data.hard_fork = get_current_hard_fork();
   dev_cold->tx_sign(&wallet_shim, txs, exported_txs, aux_data);
   tx_device_aux = aux_data.tx_device_aux;
 
@@ -10075,6 +10076,35 @@ uint64_t wallet2::cold_key_image_sync(uint64_t &spent, uint64_t &unspent) {
   return import_res;
 }
 //----------------------------------------------------------------------------------------------------
+void wallet2::device_show_address(uint32_t account_index, uint32_t address_index, const boost::optional<crypto::hash8> &payment_id)
+{
+  if (!key_on_device())
+  {
+    return;
+  }
+
+  auto & hwdev = get_account().get_device();
+  hwdev.display_address(subaddress_index{account_index, address_index}, payment_id);
+}
+//----------------------------------------------------------------------------------------------------
+uint8_t wallet2::get_current_hard_fork()
+{
+  if (m_offline)
+    return 0;
+
+  cryptonote::COMMAND_RPC_HARD_FORK_INFO::request req_t = AUTO_VAL_INIT(req_t);
+  cryptonote::COMMAND_RPC_HARD_FORK_INFO::response resp_t = AUTO_VAL_INIT(resp_t);
+
+  m_daemon_rpc_mutex.lock();
+  req_t.version = 0;
+  bool r = net_utils::invoke_http_json_rpc("/json_rpc", "hard_fork_info", req_t, resp_t, m_http_client, rpc_timeout);
+  m_daemon_rpc_mutex.unlock();
+  THROW_WALLET_EXCEPTION_IF(!r, tools::error::no_connection_to_daemon, "hard_fork_info");
+  THROW_WALLET_EXCEPTION_IF(resp_t.status == CORE_RPC_STATUS_BUSY, tools::error::daemon_busy, "hard_fork_info");
+  THROW_WALLET_EXCEPTION_IF(resp_t.status != CORE_RPC_STATUS_OK, tools::error::wallet_generic_rpc_error, "hard_fork_info", m_trusted_daemon ? resp_t.status : "daemon error");
+  return resp_t.version;
+}
+//----------------------------------------------------------------------------------------------------
 void wallet2::get_hard_fork_info(uint8_t version, uint64_t &earliest_height) const
 {
   boost::optional<std::string> result = m_node_rpc_proxy.get_earliest_height(version, earliest_height);
diff --git a/src/wallet/wallet2.h b/src/wallet/wallet2.h
index 921c150cb..1ea10d333 100644
--- a/src/wallet/wallet2.h
+++ b/src/wallet/wallet2.h
@@ -843,6 +843,7 @@ private:
     void cold_tx_aux_import(const std::vector<pending_tx>& ptx, const std::vector<std::string>& tx_device_aux);
     void cold_sign_tx(const std::vector<pending_tx>& ptx_vector, signed_tx_set &exported_txs, std::vector<cryptonote::address_parse_info> &dsts_info, std::vector<std::string> & tx_device_aux);
     uint64_t cold_key_image_sync(uint64_t &spent, uint64_t &unspent);
+    void device_show_address(uint32_t account_index, uint32_t address_index, const boost::optional<crypto::hash8> &payment_id);
     bool parse_multisig_tx_from_str(std::string multisig_tx_st, multisig_tx_set &exported_txs) const;
     bool load_multisig_tx(cryptonote::blobdata blob, multisig_tx_set &exported_txs, std::function<bool(const multisig_tx_set&)> accept_func = NULL);
     bool load_multisig_tx_from_file(const std::string &filename, multisig_tx_set &exported_txs, std::function<bool(const multisig_tx_set&)> accept_func = NULL);
@@ -1094,6 +1095,7 @@ private:
     size_t get_num_transfer_details() const { return m_transfers.size(); }
     const transfer_details &get_transfer_details(size_t idx) const;
 
+    uint8_t get_current_hard_fork();
     void get_hard_fork_info(uint8_t version, uint64_t &earliest_height) const;
     bool use_fork_rules(uint8_t version, int64_t early_blocks = 0) const;
     int get_fee_algorithm() const;