1 files changed, 88 insertions, 10 deletions

diff --git a/src/device_trezor/device_trezor.hpp b/src/device_trezor/device_trezor.hpp
index 1f08be887..24960cc1f 100644
--- a/src/device_trezor/device_trezor.hpp
+++ b/src/device_trezor/device_trezor.hpp
@@ -30,18 +30,21 @@
 #ifndef MONERO_DEVICE_TREZOR_H
 #define MONERO_DEVICE_TREZOR_H
 
+#include "trezor.hpp"
+#include "device/device.hpp"
 
+#ifdef WITH_DEVICE_TREZOR
 #include <cstddef>
 #include <string>
-#include "device/device.hpp"
-#include "device/device_default.hpp"
-#include "device/device_cold.hpp"
 #include <boost/scope_exit.hpp>
 #include <boost/thread/mutex.hpp>
 #include <boost/thread/recursive_mutex.hpp>
+
+#include "device/device_default.hpp"
+#include "device/device_cold.hpp"
 #include "cryptonote_config.h"
-#include "trezor.hpp"
 #include "device_trezor_base.hpp"
+#endif
 
 namespace hw {
 namespace trezor {
@@ -57,8 +60,29 @@ namespace trezor {
    */
   class device_trezor : public hw::trezor::device_trezor_base, public hw::device_cold {
     protected:
+      std::atomic<bool> m_live_refresh_in_progress;
+      std::chrono::steady_clock::time_point m_last_live_refresh_time;
+      std::unique_ptr<boost::thread> m_live_refresh_thread;
+      std::atomic<bool> m_live_refresh_thread_running;
+      bool m_live_refresh_enabled;
+      size_t m_num_transations_to_sign;
+
+      void transaction_versions_check(const ::tools::wallet2::unsigned_tx_set & unsigned_tx, hw::tx_aux_data & aux_data);
       void transaction_pre_check(std::shared_ptr<messages::monero::MoneroTransactionInitRequest> init_msg);
       void transaction_check(const protocol::tx::TData & tdata, const hw::tx_aux_data & aux_data);
+      void device_state_reset_unsafe() override;
+      void live_refresh_start_unsafe();
+      void live_refresh_finish_unsafe();
+      void live_refresh_thread_main();
+
+      /**
+       * Signs particular transaction idx in the unsigned set, keeps state in the signer
+       */
+      virtual void tx_sign(wallet_shim * wallet,
+                   const ::tools::wallet2::unsigned_tx_set & unsigned_tx,
+                   size_t idx,
+                   hw::tx_aux_data & aux_data,
+                   std::shared_ptr<protocol::tx::Signer> & signer);
 
     public:
       device_trezor();
@@ -69,11 +93,17 @@ namespace trezor {
 
       explicit operator bool() const override {return true;}
 
+      bool init() override;
+      bool release() override;
+      bool disconnect() override;
+
       device_protocol_t device_protocol() const override { return PROTOCOL_COLD; };
 
       bool  has_ki_cold_sync() const override { return true; }
       bool  has_tx_cold_sign() const override { return true; }
       void  set_network_type(cryptonote::network_type network_type) override { this->network_type = network_type; }
+      void  set_live_refresh_enabled(bool enabled) { m_live_refresh_enabled = enabled; }
+      bool  live_refresh_enabled() const { return m_live_refresh_enabled; }
 
       /* ======================================================================= */
       /*                             WALLET & ADDRESS                            */
@@ -100,20 +130,68 @@ namespace trezor {
           const boost::optional<cryptonote::network_type> & network_type = boost::none);
 
       /**
+       * Get_tx_key support check
+       */
+      bool is_get_tx_key_supported() const override;
+
+      /**
+       * Loads tx aux data
+       */
+      void load_tx_key_data(::hw::device_cold::tx_key_data_t & res, const std::string & tx_aux_data) override;
+
+      /**
+       * TX key load with the Trezor
+       */
+      void get_tx_key(
+        std::vector<::crypto::secret_key> & tx_keys,
+        const ::hw::device_cold::tx_key_data_t & tx_aux_data,
+        const ::crypto::secret_key & view_key_priv) override;
+
+      /**
        * Key image sync with the Trezor.
        */
       void ki_sync(wallet_shim * wallet,
                    const std::vector<::tools::wallet2::transfer_details> & transfers,
                    hw::device_cold::exported_key_image & ski) override;
 
+      bool is_live_refresh_supported() const override;
+
+      bool is_live_refresh_enabled() const;
+
+      bool has_ki_live_refresh() const override;
+
+      void live_refresh_start() override;
+
+      void live_refresh(
+          const ::crypto::secret_key & view_key_priv,
+          const crypto::public_key& out_key,
+          const crypto::key_derivation& recv_derivation,
+          size_t real_output_index,
+          const cryptonote::subaddress_index& received_index,
+          cryptonote::keypair& in_ephemeral,
+          crypto::key_image& ki
+          ) override;
+
+      void live_refresh_finish() override;
+
       /**
-       * Signs particular transaction idx in the unsigned set, keeps state in the signer
+       * Letting device know the KI computation started / ended.
+       * During refresh
        */
-      void tx_sign(wallet_shim * wallet,
-                   const ::tools::wallet2::unsigned_tx_set & unsigned_tx,
-                   size_t idx,
-                   hw::tx_aux_data & aux_data,
-                   std::shared_ptr<protocol::tx::Signer> & signer);
+      void computing_key_images(bool started) override;
+
+      /**
+       * Implements hw::device interface
+       * called from generate_key_image_helper_precomp()
+       */
+      bool compute_key_image(
+          const ::cryptonote::account_keys& ack,
+          const ::crypto::public_key& out_key,
+          const ::crypto::key_derivation& recv_derivation,
+          size_t real_output_index,
+          const ::cryptonote::subaddress_index& received_index,
+          ::cryptonote::keypair& in_ephemeral,
+          ::crypto::key_image& ki) override;
 
       /**
        * Signs unsigned transaction with the Trezor.