// Copyright (c) 2017-2019, 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. // #pragma once #include #include #include "device.hpp" #include "log.hpp" #include "device_io_hid.hpp" #include #include namespace hw { namespace ledger { /* Minimal supported version */ #define MINIMAL_APP_VERSION_MAJOR 1 #define MINIMAL_APP_VERSION_MINOR 3 #define MINIMAL_APP_VERSION_MICRO 1 #define VERSION(M,m,u) ((M)<<16|(m)<<8|(u)) #define VERSION_MAJOR(v) (((v)>>16)&0xFF) #define VERSION_MINOR(v) (((v)>>8)&0xFF) #define VERSION_MICRO(v) (((v)>>0)&0xFF) #define MINIMAL_APP_VERSION VERSION(MINIMAL_APP_VERSION_MAJOR, MINIMAL_APP_VERSION_MINOR, MINIMAL_APP_VERSION_MICRO) void register_all(std::map> ®istry); #ifdef WITH_DEVICE_LEDGER namespace { bool apdu_verbose =true; } void set_apdu_verbose(bool verbose); class ABPkeys { public: rct::key Aout; rct::key Bout; bool is_subaddress; bool is_change_address; bool additional_key ; size_t index; rct::key Pout; rct::key AKout; ABPkeys(const rct::key& A, const rct::key& B, const bool is_subaddr, bool is_subaddress, bool is_change_address, size_t index, const rct::key& P,const rct::key& AK); ABPkeys(const ABPkeys& keys) ; ABPkeys() {index=0;is_subaddress=false;is_change_address=false;additional_key=false;} ABPkeys &operator=(const ABPkeys &keys); }; class Keymap { public: std::vector ABP; bool find(const rct::key& P, ABPkeys& keys) const; void add(const ABPkeys& keys); void clear(); void log(); }; class SecHMAC { public: uint32_t sec[32]; uint32_t hmac[32]; SecHMAC(const uint8_t s[32], const uint8_t m[32]); }; class HMACmap { public: std::vector hmacs; void find_mac(const uint8_t sec[32], uint8_t hmac[32]) ; void add_mac(const uint8_t sec[32], const uint8_t hmac[32]) ; void clear() ; }; #define BUFFER_SEND_SIZE 262 #define BUFFER_RECV_SIZE 262 class device_ledger : public hw::device { private: // Locker for concurrent access mutable boost::recursive_mutex device_locker; mutable boost::mutex command_locker; //IO hw::io::device_io_hid hw_device; unsigned int length_send; unsigned char buffer_send[BUFFER_SEND_SIZE]; unsigned int length_recv; unsigned char buffer_recv[BUFFER_RECV_SIZE]; unsigned int sw; unsigned int id; void logCMD(void); void logRESP(void); unsigned int exchange(unsigned int ok=0x9000, unsigned int mask=0xFFFF); unsigned int exchange_wait_on_input(unsigned int ok=0x9000, unsigned int mask=0xFFFF); void reset_buffer(void); int set_command_header(unsigned char ins, unsigned char p1 = 0x00, unsigned char p2 = 0x00); int set_command_header_noopt(unsigned char ins, unsigned char p1 = 0x00, unsigned char p2 = 0x00); void send_simple(unsigned char ins, unsigned char p1 = 0x00); void send_secret(const unsigned char sec[32], int &offset); void receive_secret(unsigned char sec[32], int &offset); // hw running mode device_mode mode; bool tx_in_progress; // map public destination key to ephemeral destination key Keymap key_map; bool add_output_key_mapping(const crypto::public_key &Aout, const crypto::public_key &Bout, const bool is_subaddress, const bool is_change, const bool need_additional, const size_t real_output_index, const rct::key &amount_key, const crypto::public_key &out_eph_public_key); //hmac for some encrypted value HMACmap hmac_map; // To speed up blockchain parsing the view key maybe handle here. crypto::secret_key viewkey; bool has_view_key; //extra debug #ifdef DEBUG_HWDEVICE device *controle_device; #endif public: device_ledger(); ~device_ledger(); device_ledger(const device_ledger &device) = delete ; device_ledger& operator=(const device_ledger &device) = delete; explicit operator bool() const override {return this->connected(); } bool reset(void); /* ======================================================================= */ /* SETUP/TEARDOWN */ /* ======================================================================= */ bool set_name(const std::string &name) override; const std::string get_name() const override; bool init(void) override; bool release() override; bool connect(void) override; bool disconnect() override; bool connected(void) const; bool set_mode(device_mode mode) override; device_type get_type() const override {return device_type::LEDGER;}; device_protocol_t device_protocol() const override { return PROTOCOL_PROXY; }; /* ======================================================================= */ /* LOCKER */ /* ======================================================================= */ void lock(void) override; void unlock(void) override; bool try_lock(void) override; /* ======================================================================= */ /* 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; bool generate_chacha_key(const cryptonote::account_keys &keys, crypto::chacha_key &key, uint64_t kdf_rounds) override; /* ======================================================================= */ /* SUB ADDRESS */ /* ======================================================================= */ bool derive_subaddress_public_key(const crypto::public_key &pub, const crypto::key_derivation &derivation, const std::size_t output_index, crypto::public_key &derived_pub) override; crypto::public_key get_subaddress_spend_public_key(const cryptonote::account_keys& keys, const cryptonote::subaddress_index& index) override; std::vector get_subaddress_spend_public_keys(const cryptonote::account_keys &keys, uint32_t account, uint32_t begin, uint32_t end) override; cryptonote::account_public_address get_subaddress(const cryptonote::account_keys& keys, const cryptonote::subaddress_index &index) override; crypto::secret_key get_subaddress_secret_key(const crypto::secret_key &sec, const cryptonote::subaddress_index &index) override; /* ======================================================================= */ /* DERIVATION & KEY */ /* ======================================================================= */ bool verify_keys(const crypto::secret_key &secret_key, const crypto::public_key &public_key) override; bool scalarmultKey(rct::key & aP, const rct::key &P, const rct::key &a) override; bool scalarmultBase(rct::key &aG, const rct::key &a) override; bool sc_secret_add(crypto::secret_key &r, const crypto::secret_key &a, const crypto::secret_key &b) override; crypto::secret_key generate_keys(crypto::public_key &pub, crypto::secret_key &sec, const crypto::secret_key& recovery_key = crypto::secret_key(), bool recover = false) override; bool generate_key_derivation(const crypto::public_key &pub, const crypto::secret_key &sec, crypto::key_derivation &derivation) override; bool conceal_derivation(crypto::key_derivation &derivation, const crypto::public_key &tx_pub_key, const std::vector &additional_tx_pub_keys, const crypto::key_derivation &main_derivation, const std::vector &additional_derivations) override; bool derivation_to_scalar(const crypto::key_derivation &derivation, const size_t output_index, crypto::ec_scalar &res) override; bool derive_secret_key(const crypto::key_derivation &derivation, const std::size_t output_index, const crypto::secret_key &sec, crypto::secret_key &derived_sec) override; bool derive_public_key(const crypto::key_derivation &derivation, const std::size_t output_index, const crypto::public_key &pub, crypto::public_key &derived_pub) override; bool secret_key_to_public_key(const crypto::secret_key &sec, crypto::public_key &pub) override; bool generate_key_image(const crypto::public_key &pub, const crypto::secret_key &sec, crypto::key_image &image) override; /* ======================================================================= */ /* TRANSACTION */ /* ======================================================================= */ void generate_tx_proof(const crypto::hash &prefix_hash, const crypto::public_key &R, const crypto::public_key &A, const boost::optional &B, const crypto::public_key &D, const crypto::secret_key &r, crypto::signature &sig) override; bool open_tx(crypto::secret_key &tx_key) override; bool encrypt_payment_id(crypto::hash8 &payment_id, const crypto::public_key &public_key, const crypto::secret_key &secret_key) override; rct::key genCommitmentMask(const rct::key &amount_key) override; bool ecdhEncode(rct::ecdhTuple & unmasked, const rct::key & sharedSec, bool short_format) override; bool ecdhDecode(rct::ecdhTuple & masked, const rct::key & sharedSec, bool short_format) override; bool generate_output_ephemeral_keys(const size_t tx_version, const cryptonote::account_keys &sender_account_keys, const crypto::public_key &txkey_pub, const crypto::secret_key &tx_key, const cryptonote::tx_destination_entry &dst_entr, const boost::optional &change_addr, const size_t output_index, const bool &need_additional_txkeys, const std::vector &additional_tx_keys, std::vector &additional_tx_public_keys, std::vector &amount_keys, crypto::public_key &out_eph_public_key) override; bool mlsag_prehash(const std::string &blob, size_t inputs_size, size_t outputs_size, const rct::keyV &hashes, const rct::ctkeyV &outPk, rct::key &prehash) override; bool mlsag_prepare(const rct::key &H, const rct::key &xx, rct::key &a, rct::key &aG, rct::key &aHP, rct::key &rvII) override; bool mlsag_prepare(rct::key &a, rct::key &aG) override; bool mlsag_hash(const rct::keyV &long_message, rct::key &c) override; bool mlsag_sign( const rct::key &c, const rct::keyV &xx, const rct::keyV &alpha, const size_t rows, const size_t dsRows, rct::keyV &ss) override; bool close_tx(void) override; }; #ifdef DEBUG_HWDEVICE extern crypto::secret_key dbg_viewkey; extern crypto::secret_key dbg_spendkey; #endif #endif //WITH_DEVICE_LEDGER } }