// Copyright (c) 2017-2022, The Monero Project // // All rights reserved. // // Redistribution and use in source and binary forms, with or without modification, are // permitted provided that the following conditions are met: // // 1. Redistributions of source code must retain the above copyright notice, this list of // conditions and the following disclaimer. // // 2. Redistributions in binary form must reproduce the above copyright notice, this list // of conditions and the following disclaimer in the documentation and/or other // materials provided with the distribution. // // 3. Neither the name of the copyright holder nor the names of its contributors may be // used to endorse or promote products derived from this software without specific // prior written permission. // // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF // MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL // THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS // INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, // STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF // THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. // #ifndef MONERO_DEVICE_TREZOR_H #define MONERO_DEVICE_TREZOR_H #include "trezor.hpp" #include "device/device.hpp" #ifdef WITH_DEVICE_TREZOR #include #include #include #include #include #include "device/device_default.hpp" #include "device/device_cold.hpp" #include "cryptonote_config.h" #include "device_trezor_base.hpp" #endif namespace hw { namespace trezor { void register_all(); void register_all(std::map> ®istry); #ifdef WITH_DEVICE_TREZOR class device_trezor; /** * Main device */ class device_trezor : public hw::trezor::device_trezor_base, public hw::device_cold { protected: std::atomic m_live_refresh_in_progress; std::chrono::steady_clock::time_point m_last_live_refresh_time; std::unique_ptr m_live_refresh_thread; std::atomic m_live_refresh_thread_running; bool m_live_refresh_enabled; size_t m_num_transations_to_sign; unsigned client_version(); 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 init_msg); void transaction_check(const protocol::tx::TData & tdata, const hw::tx_aux_data & aux_data); void device_state_initialize_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 & signer); public: device_trezor(); virtual ~device_trezor() override; device_trezor(const device_trezor &device) = delete ; device_trezor& operator=(const device_trezor &device) = delete; 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 */ /* ======================================================================= */ bool get_public_address(cryptonote::account_public_address &pubkey) override; bool get_secret_keys(crypto::secret_key &viewkey , crypto::secret_key &spendkey) override; void display_address(const cryptonote::subaddress_index& index, const boost::optional &payment_id) override; /* ======================================================================= */ /* TREZOR PROTOCOL */ /* ======================================================================= */ /** * Get address. Throws. */ std::shared_ptr get_address( const boost::optional & subaddress = boost::none, const boost::optional & payment_id = boost::none, bool show_address = false, const boost::optional> & path = boost::none, const boost::optional & network_type = boost::none); /** * Get watch key from device. Throws. */ std::shared_ptr get_view_key( const boost::optional> & path = boost::none, const boost::optional & 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; /** * Letting device know the KI computation started / ended. * During refresh */ 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. */ void tx_sign(wallet_shim * wallet, const ::tools::wallet2::unsigned_tx_set & unsigned_tx, ::tools::wallet2::signed_tx_set & signed_tx, hw::tx_aux_data & aux_data) override; /** * Requests public address, uses empty passphrase if asked for. */ bool get_public_address_with_no_passphrase(cryptonote::account_public_address &pubkey) override; /** * Reset session ID, restart with a new session. */ virtual void reset_session() override; /** * Returns true if device already asked for passphrase entry before (i.e., obviously supports passphrase entry) */ bool seen_passphrase_entry_prompt() override; /** * Uses empty passphrase for all passphrase queries. */ void set_use_empty_passphrase(bool use_always_empty_passphrase) override; }; #endif } } #endif //MONERO_DEVICE_TREZOR_H