device_default.hpp

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// 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:
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// 1. Redistributions of source code must retain the above copyright notice, this list of
//    conditions and the following disclaimer.
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// 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.
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// 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
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// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
 
#pragma once
 
#include "device.hpp"
 
namespace hw {
 
    namespace core {
 
        void register_all(std::map<std::string, std::unique_ptr<device>> &registry);
 
        class device_default : public hw::device {
        public:
            device_default();
            ~device_default();
 
            device_default(const device_default &device) = delete;
            device_default& operator=(const device_default &device) = delete;
 
            explicit operator bool() const override { return false; };
 
             /* ======================================================================= */
            /*                              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 set_mode(device_mode mode) override;
 
            device_type get_type() const override {return device_type::SOFTWARE;};
 
            /* ======================================================================= */
            /*  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<crypto::public_key>  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<crypto::public_key> &additional_tx_pub_keys, const crypto::key_derivation &main_derivation, const std::vector<crypto::key_derivation> &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<crypto::public_key> &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_amount) override;
            bool  ecdhDecode(rct::ecdhTuple & masked, const rct::key & sharedSec, bool short_amount) 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<cryptonote::account_public_address> &change_addr, const size_t output_index,
                                                 const bool &need_additional_txkeys, const std::vector<crypto::secret_key> &additional_tx_keys,
                                                 std::vector<crypto::public_key> &additional_tx_public_keys,
                                                 std::vector<rct::key> &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;
            bool get_transaction_prefix_hash(const cryptonote::transaction_prefix& tx, crypto::hash& tx_prefix_hash) override;
            bool generate_ring_signature(const crypto::hash &prefix_hash, const crypto::key_image &image,
                                         const std::vector<const crypto::public_key *> &pubs,
                                         const crypto::secret_key &sec, std::size_t sec_index,
                                         crypto::signature *sig) override;
            bool hash_to_scalar(boost::shared_ptr<crypto::rs_comm> buf, size_t length, crypto::ec_scalar &res) override;
        };
 
    }
 
 
 
}