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https://git.wownero.com/wownero/wownero.git
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2472 lines
95 KiB
C++
2472 lines
95 KiB
C++
// Copyright (c) 2014-2015, The Monero Project
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//
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without modification, are
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// permitted provided that the following conditions are met:
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//
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// 1. Redistributions of source code must retain the above copyright notice, this list of
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// conditions and the following disclaimer.
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//
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// 2. Redistributions in binary form must reproduce the above copyright notice, this list
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// of conditions and the following disclaimer in the documentation and/or other
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// materials provided with the distribution.
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//
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// 3. Neither the name of the copyright holder nor the names of its contributors may be
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// used to endorse or promote products derived from this software without specific
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// prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
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// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
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// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
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// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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// Parts of this file are originally copyright (c) 2012-2013 The Cryptonote developers
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#include <boost/archive/binary_oarchive.hpp>
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#include <boost/archive/binary_iarchive.hpp>
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#include <boost/utility/value_init.hpp>
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#include "include_base_utils.h"
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using namespace epee;
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#include "cryptonote_config.h"
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#include "wallet2.h"
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#include "cryptonote_core/cryptonote_format_utils.h"
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#include "rpc/core_rpc_server_commands_defs.h"
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#include "misc_language.h"
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#include "cryptonote_core/cryptonote_basic_impl.h"
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#include "common/boost_serialization_helper.h"
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#include "profile_tools.h"
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#include "crypto/crypto.h"
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#include "serialization/binary_utils.h"
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#include "cryptonote_protocol/blobdatatype.h"
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#include "mnemonics/electrum-words.h"
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#include "common/dns_utils.h"
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#include "common/util.h"
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#include "rapidjson/document.h"
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#include "rapidjson/writer.h"
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#include "rapidjson/stringbuffer.h"
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extern "C"
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{
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#include "crypto/keccak.h"
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#include "crypto/crypto-ops.h"
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}
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using namespace cryptonote;
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// used to choose when to stop adding outputs to a tx
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#define APPROXIMATE_INPUT_BYTES 80
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// used to target a given block size (additional outputs may be added on top to build fee)
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#define TX_SIZE_TARGET(bytes) (bytes*2/3)
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// arbitrary, used to generate different hashes from the same input
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#define CHACHA8_KEY_TAIL 0x8c
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#define KILL_IOSERVICE() \
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do { \
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work.reset(); \
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threadpool.join_all(); \
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ioservice.stop(); \
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} while(0)
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namespace
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{
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void do_prepare_file_names(const std::string& file_path, std::string& keys_file, std::string& wallet_file)
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{
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keys_file = file_path;
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wallet_file = file_path;
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boost::system::error_code e;
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if(string_tools::get_extension(keys_file) == "keys")
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{//provided keys file name
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wallet_file = string_tools::cut_off_extension(wallet_file);
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}else
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{//provided wallet file name
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keys_file += ".keys";
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}
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}
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} //namespace
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namespace tools
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{
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// for now, limit to 30 attempts. TODO: discuss a good number to limit to.
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const size_t MAX_SPLIT_ATTEMPTS = 30;
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//----------------------------------------------------------------------------------------------------
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void wallet2::init(const std::string& daemon_address, uint64_t upper_transaction_size_limit)
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{
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m_upper_transaction_size_limit = upper_transaction_size_limit;
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m_daemon_address = daemon_address;
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}
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//----------------------------------------------------------------------------------------------------
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bool wallet2::is_deterministic() const
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{
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crypto::secret_key second;
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keccak((uint8_t *)&get_account().get_keys().m_spend_secret_key, sizeof(crypto::secret_key), (uint8_t *)&second, sizeof(crypto::secret_key));
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sc_reduce32((uint8_t *)&second);
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bool keys_deterministic = memcmp(second.data,get_account().get_keys().m_view_secret_key.data, sizeof(crypto::secret_key)) == 0;
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return keys_deterministic;
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}
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//----------------------------------------------------------------------------------------------------
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bool wallet2::get_seed(std::string& electrum_words) const
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{
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bool keys_deterministic = is_deterministic();
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if (!keys_deterministic)
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{
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std::cout << "This is not a deterministic wallet" << std::endl;
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return false;
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}
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if (seed_language.empty())
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{
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std::cout << "seed_language not set" << std::endl;
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return false;
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}
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crypto::ElectrumWords::bytes_to_words(get_account().get_keys().m_spend_secret_key, electrum_words, seed_language);
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return true;
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}
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/*!
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* \brief Gets the seed language
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*/
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const std::string &wallet2::get_seed_language() const
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{
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return seed_language;
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}
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/*!
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* \brief Sets the seed language
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* \param language Seed language to set to
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*/
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void wallet2::set_seed_language(const std::string &language)
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{
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seed_language = language;
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}
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/*!
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* \brief Tells if the wallet file is deprecated.
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*/
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bool wallet2::is_deprecated() const
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{
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return is_old_file_format;
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}
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//----------------------------------------------------------------------------------------------------
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void wallet2::check_acc_out(const account_keys &acc, const tx_out &o, const crypto::public_key &tx_pub_key, size_t i, uint64_t &money_transfered, bool &error) const
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{
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if (o.target.type() != typeid(txout_to_key))
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{
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error = true;
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LOG_ERROR("wrong type id in transaction out");
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return;
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}
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if(is_out_to_acc(acc, boost::get<txout_to_key>(o.target), tx_pub_key, i))
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{
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money_transfered = o.amount;
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}
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else
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{
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money_transfered = 0;
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}
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error = false;
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}
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//----------------------------------------------------------------------------------------------------
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void wallet2::process_new_transaction(const cryptonote::transaction& tx, uint64_t height, bool miner_tx)
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{
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if (!miner_tx)
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process_unconfirmed(tx, height);
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std::vector<size_t> outs;
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uint64_t tx_money_got_in_outs = 0;
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crypto::public_key tx_pub_key = null_pkey;
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std::vector<tx_extra_field> tx_extra_fields;
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if(!parse_tx_extra(tx.extra, tx_extra_fields))
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{
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// Extra may only be partially parsed, it's OK if tx_extra_fields contains public key
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LOG_PRINT_L0("Transaction extra has unsupported format: " << get_transaction_hash(tx));
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}
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// Don't try to extract tx public key if tx has no ouputs
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if (!tx.vout.empty())
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{
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tx_extra_pub_key pub_key_field;
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if(!find_tx_extra_field_by_type(tx_extra_fields, pub_key_field))
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{
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LOG_PRINT_L0("Public key wasn't found in the transaction extra. Skipping transaction " << get_transaction_hash(tx));
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if(0 != m_callback)
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m_callback->on_skip_transaction(height, tx);
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return;
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}
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tx_pub_key = pub_key_field.pub_key;
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bool r = true;
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int threads = std::thread::hardware_concurrency();
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if (miner_tx && m_refresh_type == RefreshNoCoinbase)
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{
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// assume coinbase isn't for us
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}
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else if (miner_tx && m_refresh_type == RefreshOptimizeCoinbase)
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{
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uint64_t money_transfered = 0;
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bool error = false;
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check_acc_out(m_account.get_keys(), tx.vout[0], tx_pub_key, 0, money_transfered, error);
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if (error)
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{
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r = false;
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}
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else
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{
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// this assumes that the miner tx pays a single address
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if (money_transfered > 0)
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{
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outs.push_back(0);
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tx_money_got_in_outs = money_transfered;
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// process the other outs from that tx
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boost::asio::io_service ioservice;
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boost::thread_group threadpool;
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std::auto_ptr < boost::asio::io_service::work > work(new boost::asio::io_service::work(ioservice));
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for (int i = 0; i < threads; i++)
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{
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threadpool.create_thread(boost::bind(&boost::asio::io_service::run, &ioservice));
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}
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const account_keys &keys = m_account.get_keys();
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std::vector<uint64_t> money_transfered(tx.vout.size());
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std::deque<bool> error(tx.vout.size());
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// the first one was already checked
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for (size_t i = 1; i < tx.vout.size(); ++i)
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{
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ioservice.dispatch(boost::bind(&wallet2::check_acc_out, this, std::cref(keys), std::cref(tx.vout[i]), std::cref(tx_pub_key), i,
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std::ref(money_transfered[i]), std::ref(error[i])));
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}
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KILL_IOSERVICE();
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for (size_t i = 1; i < tx.vout.size(); ++i)
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{
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if (error[i])
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{
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r = false;
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break;
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}
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if (money_transfered[i])
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{
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outs.push_back(i);
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tx_money_got_in_outs += money_transfered[i];
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}
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}
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}
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}
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}
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else if (tx.vout.size() > 1 && threads > 1)
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{
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boost::asio::io_service ioservice;
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boost::thread_group threadpool;
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std::auto_ptr < boost::asio::io_service::work > work(new boost::asio::io_service::work(ioservice));
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for (int i = 0; i < threads; i++)
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{
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threadpool.create_thread(boost::bind(&boost::asio::io_service::run, &ioservice));
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}
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const account_keys &keys = m_account.get_keys();
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std::vector<uint64_t> money_transfered(tx.vout.size());
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std::deque<bool> error(tx.vout.size());
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for (size_t i = 0; i < tx.vout.size(); ++i)
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{
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ioservice.dispatch(boost::bind(&wallet2::check_acc_out, this, std::cref(keys), std::cref(tx.vout[i]), std::cref(tx_pub_key), i,
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std::ref(money_transfered[i]), std::ref(error[i])));
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}
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KILL_IOSERVICE();
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tx_money_got_in_outs = 0;
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for (size_t i = 0; i < tx.vout.size(); ++i)
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{
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if (error[i])
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{
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r = false;
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break;
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}
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if (money_transfered[i])
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{
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outs.push_back(i);
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tx_money_got_in_outs += money_transfered[i];
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}
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}
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}
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else
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{
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r = lookup_acc_outs(m_account.get_keys(), tx, tx_pub_key, outs, tx_money_got_in_outs);
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}
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THROW_WALLET_EXCEPTION_IF(!r, error::acc_outs_lookup_error, tx, tx_pub_key, m_account.get_keys());
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if(!outs.empty() && tx_money_got_in_outs)
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{
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//good news - got money! take care about it
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//usually we have only one transfer for user in transaction
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cryptonote::COMMAND_RPC_GET_TX_GLOBAL_OUTPUTS_INDEXES::request req = AUTO_VAL_INIT(req);
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cryptonote::COMMAND_RPC_GET_TX_GLOBAL_OUTPUTS_INDEXES::response res = AUTO_VAL_INIT(res);
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req.txid = get_transaction_hash(tx);
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m_daemon_rpc_mutex.lock();
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bool r = net_utils::invoke_http_bin_remote_command2(m_daemon_address + "/get_o_indexes.bin", req, res, m_http_client, WALLET_RCP_CONNECTION_TIMEOUT);
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m_daemon_rpc_mutex.unlock();
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THROW_WALLET_EXCEPTION_IF(!r, error::no_connection_to_daemon, "get_o_indexes.bin");
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THROW_WALLET_EXCEPTION_IF(res.status == CORE_RPC_STATUS_BUSY, error::daemon_busy, "get_o_indexes.bin");
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THROW_WALLET_EXCEPTION_IF(res.status != CORE_RPC_STATUS_OK, error::get_out_indices_error, res.status);
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THROW_WALLET_EXCEPTION_IF(res.o_indexes.size() != tx.vout.size(), error::wallet_internal_error,
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"transactions outputs size=" + std::to_string(tx.vout.size()) +
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" not match with COMMAND_RPC_GET_TX_GLOBAL_OUTPUTS_INDEXES response size=" + std::to_string(res.o_indexes.size()));
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BOOST_FOREACH(size_t o, outs)
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{
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THROW_WALLET_EXCEPTION_IF(tx.vout.size() <= o, error::wallet_internal_error, "wrong out in transaction: internal index=" +
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std::to_string(o) + ", total_outs=" + std::to_string(tx.vout.size()));
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m_transfers.push_back(boost::value_initialized<transfer_details>());
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transfer_details& td = m_transfers.back();
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td.m_block_height = height;
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td.m_internal_output_index = o;
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td.m_global_output_index = res.o_indexes[o];
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td.m_tx = tx;
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td.m_spent = false;
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cryptonote::keypair in_ephemeral;
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cryptonote::generate_key_image_helper(m_account.get_keys(), tx_pub_key, o, in_ephemeral, td.m_key_image);
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THROW_WALLET_EXCEPTION_IF(in_ephemeral.pub != boost::get<cryptonote::txout_to_key>(tx.vout[o].target).key,
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error::wallet_internal_error, "key_image generated ephemeral public key not matched with output_key");
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m_key_images[td.m_key_image] = m_transfers.size()-1;
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LOG_PRINT_L0("Received money: " << print_money(td.amount()) << ", with tx: " << get_transaction_hash(tx));
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if (0 != m_callback)
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m_callback->on_money_received(height, td.m_tx, td.m_internal_output_index);
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}
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}
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}
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uint64_t tx_money_spent_in_ins = 0;
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// check all outputs for spending (compare key images)
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BOOST_FOREACH(auto& in, tx.vin)
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{
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if(in.type() != typeid(cryptonote::txin_to_key))
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continue;
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auto it = m_key_images.find(boost::get<cryptonote::txin_to_key>(in).k_image);
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if(it != m_key_images.end())
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{
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LOG_PRINT_L0("Spent money: " << print_money(boost::get<cryptonote::txin_to_key>(in).amount) << ", with tx: " << get_transaction_hash(tx));
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tx_money_spent_in_ins += boost::get<cryptonote::txin_to_key>(in).amount;
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transfer_details& td = m_transfers[it->second];
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td.m_spent = true;
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if (0 != m_callback)
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m_callback->on_money_spent(height, td.m_tx, td.m_internal_output_index, tx);
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}
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}
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if (tx_money_spent_in_ins > 0)
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{
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process_outgoing(tx, height, tx_money_spent_in_ins, tx_money_got_in_outs);
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}
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uint64_t received = (tx_money_spent_in_ins < tx_money_got_in_outs) ? tx_money_got_in_outs - tx_money_spent_in_ins : 0;
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if (0 < received)
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{
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tx_extra_nonce extra_nonce;
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crypto::hash payment_id = null_hash;
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if (find_tx_extra_field_by_type(tx_extra_fields, extra_nonce))
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{
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crypto::hash8 payment_id8 = null_hash8;
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if(get_encrypted_payment_id_from_tx_extra_nonce(extra_nonce.nonce, payment_id8))
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{
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// We got a payment ID to go with this tx
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LOG_PRINT_L2("Found encrypted payment ID: " << payment_id8);
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if (tx_pub_key != null_pkey)
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{
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if (!decrypt_payment_id(payment_id8, tx_pub_key, m_account.get_keys().m_view_secret_key))
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{
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LOG_PRINT_L0("Failed to decrypt payment ID: " << payment_id8);
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}
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else
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{
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LOG_PRINT_L2("Decrypted payment ID: " << payment_id8);
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// put the 64 bit decrypted payment id in the first 8 bytes
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memcpy(payment_id.data, payment_id8.data, 8);
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// rest is already 0, but guard against code changes above
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memset(payment_id.data + 8, 0, 24);
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}
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}
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else
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{
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LOG_PRINT_L1("No public key found in tx, unable to decrypt payment id");
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}
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}
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else if (get_payment_id_from_tx_extra_nonce(extra_nonce.nonce, payment_id))
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{
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LOG_PRINT_L2("Found unencrypted payment ID: " << payment_id);
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}
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}
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else if (get_payment_id_from_tx_extra_nonce(extra_nonce.nonce, payment_id))
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{
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LOG_PRINT_L2("Found unencrypted payment ID: " << payment_id);
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}
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payment_details payment;
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payment.m_tx_hash = cryptonote::get_transaction_hash(tx);
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payment.m_amount = received;
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payment.m_block_height = height;
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payment.m_unlock_time = tx.unlock_time;
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m_payments.emplace(payment_id, payment);
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LOG_PRINT_L2("Payment found: " << payment_id << " / " << payment.m_tx_hash << " / " << payment.m_amount);
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}
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}
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//----------------------------------------------------------------------------------------------------
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void wallet2::process_unconfirmed(const cryptonote::transaction& tx, uint64_t height)
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{
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crypto::hash txid = get_transaction_hash(tx);
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auto unconf_it = m_unconfirmed_txs.find(txid);
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if(unconf_it != m_unconfirmed_txs.end()) {
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if (store_tx_info()) {
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try {
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m_confirmed_txs.insert(std::make_pair(txid, confirmed_transfer_details(unconf_it->second, height)));
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}
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catch (...) {
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// can fail if the tx has unexpected input types
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LOG_PRINT_L0("Failed to add outgoing transaction to confirmed transaction map");
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}
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}
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m_unconfirmed_txs.erase(unconf_it);
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}
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}
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//----------------------------------------------------------------------------------------------------
|
|
void wallet2::process_outgoing(const cryptonote::transaction &tx, uint64_t height, uint64_t spent, uint64_t received)
|
|
{
|
|
crypto::hash txid = get_transaction_hash(tx);
|
|
confirmed_transfer_details &ctd = m_confirmed_txs[txid];
|
|
// operator[] creates if not found
|
|
// fill with the info we know, some info might already be there
|
|
ctd.m_amount_in = spent;
|
|
ctd.m_amount_out = get_outs_money_amount(tx);
|
|
ctd.m_change = received;
|
|
ctd.m_block_height = height;
|
|
}
|
|
//----------------------------------------------------------------------------------------------------
|
|
void wallet2::process_new_blockchain_entry(const cryptonote::block& b, const cryptonote::block_complete_entry& bche, const crypto::hash& bl_id, uint64_t height)
|
|
{
|
|
//handle transactions from new block
|
|
|
|
//optimization: seeking only for blocks that are not older then the wallet creation time plus 1 day. 1 day is for possible user incorrect time setup
|
|
if(b.timestamp + 60*60*24 > m_account.get_createtime())
|
|
{
|
|
TIME_MEASURE_START(miner_tx_handle_time);
|
|
process_new_transaction(b.miner_tx, height, true);
|
|
TIME_MEASURE_FINISH(miner_tx_handle_time);
|
|
|
|
TIME_MEASURE_START(txs_handle_time);
|
|
BOOST_FOREACH(auto& txblob, bche.txs)
|
|
{
|
|
cryptonote::transaction tx;
|
|
bool r = parse_and_validate_tx_from_blob(txblob, tx);
|
|
THROW_WALLET_EXCEPTION_IF(!r, error::tx_parse_error, txblob);
|
|
process_new_transaction(tx, height, false);
|
|
}
|
|
TIME_MEASURE_FINISH(txs_handle_time);
|
|
LOG_PRINT_L2("Processed block: " << bl_id << ", height " << height << ", " << miner_tx_handle_time + txs_handle_time << "(" << miner_tx_handle_time << "/" << txs_handle_time <<")ms");
|
|
}else
|
|
{
|
|
LOG_PRINT_L2( "Skipped block by timestamp, height: " << height << ", block time " << b.timestamp << ", account time " << m_account.get_createtime());
|
|
}
|
|
m_blockchain.push_back(bl_id);
|
|
++m_local_bc_height;
|
|
|
|
if (0 != m_callback)
|
|
m_callback->on_new_block(height, b);
|
|
}
|
|
//----------------------------------------------------------------------------------------------------
|
|
void wallet2::get_short_chain_history(std::list<crypto::hash>& ids) const
|
|
{
|
|
size_t i = 0;
|
|
size_t current_multiplier = 1;
|
|
size_t sz = m_blockchain.size();
|
|
if(!sz)
|
|
return;
|
|
size_t current_back_offset = 1;
|
|
bool genesis_included = false;
|
|
while(current_back_offset < sz)
|
|
{
|
|
ids.push_back(m_blockchain[sz-current_back_offset]);
|
|
if(sz-current_back_offset == 0)
|
|
genesis_included = true;
|
|
if(i < 10)
|
|
{
|
|
++current_back_offset;
|
|
}else
|
|
{
|
|
current_back_offset += current_multiplier *= 2;
|
|
}
|
|
++i;
|
|
}
|
|
if(!genesis_included)
|
|
ids.push_back(m_blockchain[0]);
|
|
}
|
|
//----------------------------------------------------------------------------------------------------
|
|
void wallet2::parse_block_round(const cryptonote::blobdata &blob, cryptonote::block &bl, crypto::hash &bl_id, bool &error) const
|
|
{
|
|
error = !cryptonote::parse_and_validate_block_from_blob(blob, bl);
|
|
if (!error)
|
|
bl_id = get_block_hash(bl);
|
|
}
|
|
//----------------------------------------------------------------------------------------------------
|
|
void wallet2::pull_blocks(uint64_t start_height, uint64_t &blocks_start_height, const std::list<crypto::hash> &short_chain_history, std::list<cryptonote::block_complete_entry> &blocks)
|
|
{
|
|
cryptonote::COMMAND_RPC_GET_BLOCKS_FAST::request req = AUTO_VAL_INIT(req);
|
|
cryptonote::COMMAND_RPC_GET_BLOCKS_FAST::response res = AUTO_VAL_INIT(res);
|
|
req.block_ids = short_chain_history;
|
|
|
|
req.start_height = start_height;
|
|
m_daemon_rpc_mutex.lock();
|
|
bool r = net_utils::invoke_http_bin_remote_command2(m_daemon_address + "/getblocks.bin", req, res, m_http_client, WALLET_RCP_CONNECTION_TIMEOUT);
|
|
m_daemon_rpc_mutex.unlock();
|
|
THROW_WALLET_EXCEPTION_IF(!r, error::no_connection_to_daemon, "getblocks.bin");
|
|
THROW_WALLET_EXCEPTION_IF(res.status == CORE_RPC_STATUS_BUSY, error::daemon_busy, "getblocks.bin");
|
|
THROW_WALLET_EXCEPTION_IF(res.status != CORE_RPC_STATUS_OK, error::get_blocks_error, res.status);
|
|
|
|
blocks_start_height = res.start_height;
|
|
blocks = res.blocks;
|
|
}
|
|
//----------------------------------------------------------------------------------------------------
|
|
void wallet2::process_blocks(uint64_t start_height, const std::list<cryptonote::block_complete_entry> &blocks, uint64_t& blocks_added)
|
|
{
|
|
size_t current_index = start_height;
|
|
blocks_added = 0;
|
|
|
|
int threads = std::thread::hardware_concurrency();
|
|
if (threads > 1)
|
|
{
|
|
std::vector<crypto::hash> round_block_hashes(threads);
|
|
std::vector<cryptonote::block> round_blocks(threads);
|
|
std::deque<bool> error(threads);
|
|
size_t blocks_size = blocks.size();
|
|
std::list<block_complete_entry>::const_iterator blocki = blocks.begin();
|
|
for (size_t b = 0; b < blocks_size; b += threads)
|
|
{
|
|
size_t round_size = std::min((size_t)threads, blocks_size - b);
|
|
|
|
boost::asio::io_service ioservice;
|
|
boost::thread_group threadpool;
|
|
std::unique_ptr < boost::asio::io_service::work > work(new boost::asio::io_service::work(ioservice));
|
|
for (size_t i = 0; i < round_size; i++)
|
|
{
|
|
threadpool.create_thread(boost::bind(&boost::asio::io_service::run, &ioservice));
|
|
}
|
|
|
|
std::list<block_complete_entry>::const_iterator tmpblocki = blocki;
|
|
for (size_t i = 0; i < round_size; ++i)
|
|
{
|
|
ioservice.dispatch(boost::bind(&wallet2::parse_block_round, this, std::cref(tmpblocki->block),
|
|
std::ref(round_blocks[i]), std::ref(round_block_hashes[i]), std::ref(error[i])));
|
|
++tmpblocki;
|
|
}
|
|
KILL_IOSERVICE();
|
|
tmpblocki = blocki;
|
|
for (size_t i = 0; i < round_size; ++i)
|
|
{
|
|
THROW_WALLET_EXCEPTION_IF(error[i], error::block_parse_error, tmpblocki->block);
|
|
++tmpblocki;
|
|
}
|
|
for (size_t i = 0; i < round_size; ++i)
|
|
{
|
|
const crypto::hash &bl_id = round_block_hashes[i];
|
|
cryptonote::block &bl = round_blocks[i];
|
|
|
|
if(current_index >= m_blockchain.size())
|
|
{
|
|
process_new_blockchain_entry(bl, *blocki, bl_id, current_index);
|
|
++blocks_added;
|
|
}
|
|
else if(bl_id != m_blockchain[current_index])
|
|
{
|
|
//split detected here !!!
|
|
THROW_WALLET_EXCEPTION_IF(current_index == start_height, error::wallet_internal_error,
|
|
"wrong daemon response: split starts from the first block in response " + string_tools::pod_to_hex(bl_id) +
|
|
" (height " + std::to_string(start_height) + "), local block id at this height: " +
|
|
string_tools::pod_to_hex(m_blockchain[current_index]));
|
|
|
|
detach_blockchain(current_index);
|
|
process_new_blockchain_entry(bl, *blocki, bl_id, current_index);
|
|
}
|
|
else
|
|
{
|
|
LOG_PRINT_L2("Block is already in blockchain: " << string_tools::pod_to_hex(bl_id));
|
|
}
|
|
++current_index;
|
|
++blocki;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
BOOST_FOREACH(auto& bl_entry, blocks)
|
|
{
|
|
cryptonote::block bl;
|
|
bool r = cryptonote::parse_and_validate_block_from_blob(bl_entry.block, bl);
|
|
THROW_WALLET_EXCEPTION_IF(!r, error::block_parse_error, bl_entry.block);
|
|
|
|
crypto::hash bl_id = get_block_hash(bl);
|
|
if(current_index >= m_blockchain.size())
|
|
{
|
|
process_new_blockchain_entry(bl, bl_entry, bl_id, current_index);
|
|
++blocks_added;
|
|
}
|
|
else if(bl_id != m_blockchain[current_index])
|
|
{
|
|
//split detected here !!!
|
|
THROW_WALLET_EXCEPTION_IF(current_index == start_height, error::wallet_internal_error,
|
|
"wrong daemon response: split starts from the first block in response " + string_tools::pod_to_hex(bl_id) +
|
|
" (height " + std::to_string(start_height) + "), local block id at this height: " +
|
|
string_tools::pod_to_hex(m_blockchain[current_index]));
|
|
|
|
detach_blockchain(current_index);
|
|
process_new_blockchain_entry(bl, bl_entry, bl_id, current_index);
|
|
}
|
|
else
|
|
{
|
|
LOG_PRINT_L2("Block is already in blockchain: " << string_tools::pod_to_hex(bl_id));
|
|
}
|
|
|
|
++current_index;
|
|
}
|
|
}
|
|
}
|
|
//----------------------------------------------------------------------------------------------------
|
|
void wallet2::refresh()
|
|
{
|
|
uint64_t blocks_fetched = 0;
|
|
refresh(0, blocks_fetched);
|
|
}
|
|
//----------------------------------------------------------------------------------------------------
|
|
void wallet2::refresh(uint64_t start_height, uint64_t & blocks_fetched)
|
|
{
|
|
bool received_money = false;
|
|
refresh(start_height, blocks_fetched, received_money);
|
|
}
|
|
//----------------------------------------------------------------------------------------------------
|
|
void wallet2::pull_next_blocks(uint64_t start_height, uint64_t &blocks_start_height, std::list<crypto::hash> &short_chain_history, const std::list<cryptonote::block_complete_entry> &prev_blocks, std::list<cryptonote::block_complete_entry> &blocks)
|
|
{
|
|
// prepend the last 3 blocks, should be enough to guard against a block or two's reorg
|
|
cryptonote::block bl;
|
|
std::list<cryptonote::block_complete_entry>::const_reverse_iterator i = prev_blocks.rbegin();
|
|
for (size_t n = 0; n < std::min((size_t)3, prev_blocks.size()); ++n)
|
|
{
|
|
bool ok = cryptonote::parse_and_validate_block_from_blob(i->block, bl);
|
|
THROW_WALLET_EXCEPTION_IF(!ok, error::block_parse_error, i->block);
|
|
short_chain_history.push_front(cryptonote::get_block_hash(bl));
|
|
++i;
|
|
}
|
|
|
|
// pull the new blocks
|
|
pull_blocks(start_height, blocks_start_height, short_chain_history, blocks);
|
|
}
|
|
//----------------------------------------------------------------------------------------------------
|
|
void wallet2::refresh(uint64_t start_height, uint64_t & blocks_fetched, bool& received_money)
|
|
{
|
|
received_money = false;
|
|
blocks_fetched = 0;
|
|
uint64_t added_blocks = 0;
|
|
size_t try_count = 0;
|
|
crypto::hash last_tx_hash_id = m_transfers.size() ? get_transaction_hash(m_transfers.back().m_tx) : null_hash;
|
|
std::list<crypto::hash> short_chain_history;
|
|
std::thread pull_thread;
|
|
uint64_t blocks_start_height;
|
|
std::list<cryptonote::block_complete_entry> blocks;
|
|
|
|
// pull the first set of blocks
|
|
get_short_chain_history(short_chain_history);
|
|
pull_blocks(start_height, blocks_start_height, short_chain_history, blocks);
|
|
|
|
m_run.store(true, std::memory_order_relaxed);
|
|
while(m_run.load(std::memory_order_relaxed))
|
|
{
|
|
try
|
|
{
|
|
// pull the next set of blocks while we're processing the current one
|
|
uint64_t next_blocks_start_height;
|
|
std::list<cryptonote::block_complete_entry> next_blocks;
|
|
pull_thread = std::thread([&]{pull_next_blocks(start_height, next_blocks_start_height, short_chain_history, blocks, next_blocks);});
|
|
|
|
process_blocks(blocks_start_height, blocks, added_blocks);
|
|
blocks_fetched += added_blocks;
|
|
pull_thread.join();
|
|
if(!added_blocks)
|
|
break;
|
|
|
|
// switch to the new blocks from the daemon
|
|
blocks_start_height = next_blocks_start_height;
|
|
blocks = next_blocks;
|
|
}
|
|
catch (const std::exception&)
|
|
{
|
|
blocks_fetched += added_blocks;
|
|
if(try_count < 3)
|
|
{
|
|
LOG_PRINT_L1("Another try pull_blocks (try_count=" << try_count << ")...");
|
|
++try_count;
|
|
}
|
|
else
|
|
{
|
|
LOG_ERROR("pull_blocks failed, try_count=" << try_count);
|
|
throw;
|
|
}
|
|
}
|
|
}
|
|
if(last_tx_hash_id != (m_transfers.size() ? get_transaction_hash(m_transfers.back().m_tx) : null_hash))
|
|
received_money = true;
|
|
|
|
LOG_PRINT_L1("Refresh done, blocks received: " << blocks_fetched << ", balance: " << print_money(balance()) << ", unlocked: " << print_money(unlocked_balance()));
|
|
}
|
|
//----------------------------------------------------------------------------------------------------
|
|
bool wallet2::refresh(uint64_t & blocks_fetched, bool& received_money, bool& ok)
|
|
{
|
|
try
|
|
{
|
|
refresh(0, blocks_fetched, received_money);
|
|
ok = true;
|
|
}
|
|
catch (...)
|
|
{
|
|
ok = false;
|
|
}
|
|
return ok;
|
|
}
|
|
//----------------------------------------------------------------------------------------------------
|
|
void wallet2::detach_blockchain(uint64_t height)
|
|
{
|
|
LOG_PRINT_L0("Detaching blockchain on height " << height);
|
|
size_t transfers_detached = 0;
|
|
|
|
auto it = std::find_if(m_transfers.begin(), m_transfers.end(), [&](const transfer_details& td){return td.m_block_height >= height;});
|
|
size_t i_start = it - m_transfers.begin();
|
|
|
|
for(size_t i = i_start; i!= m_transfers.size();i++)
|
|
{
|
|
auto it_ki = m_key_images.find(m_transfers[i].m_key_image);
|
|
THROW_WALLET_EXCEPTION_IF(it_ki == m_key_images.end(), error::wallet_internal_error, "key image not found");
|
|
m_key_images.erase(it_ki);
|
|
++transfers_detached;
|
|
}
|
|
m_transfers.erase(it, m_transfers.end());
|
|
|
|
size_t blocks_detached = m_blockchain.end() - (m_blockchain.begin()+height);
|
|
m_blockchain.erase(m_blockchain.begin()+height, m_blockchain.end());
|
|
m_local_bc_height -= blocks_detached;
|
|
|
|
for (auto it = m_payments.begin(); it != m_payments.end(); )
|
|
{
|
|
if(height <= it->second.m_block_height)
|
|
it = m_payments.erase(it);
|
|
else
|
|
++it;
|
|
}
|
|
|
|
for (auto it = m_confirmed_txs.begin(); it != m_confirmed_txs.end(); )
|
|
{
|
|
if(height <= it->second.m_block_height)
|
|
it = m_confirmed_txs.erase(it);
|
|
else
|
|
++it;
|
|
}
|
|
|
|
LOG_PRINT_L0("Detached blockchain on height " << height << ", transfers detached " << transfers_detached << ", blocks detached " << blocks_detached);
|
|
}
|
|
//----------------------------------------------------------------------------------------------------
|
|
bool wallet2::deinit()
|
|
{
|
|
return true;
|
|
}
|
|
//----------------------------------------------------------------------------------------------------
|
|
bool wallet2::clear()
|
|
{
|
|
m_blockchain.clear();
|
|
m_transfers.clear();
|
|
m_local_bc_height = 1;
|
|
return true;
|
|
}
|
|
|
|
/*!
|
|
* \brief Stores wallet information to wallet file.
|
|
* \param keys_file_name Name of wallet file
|
|
* \param password Password of wallet file
|
|
* \param watch_only true to save only view key, false to save both spend and view keys
|
|
* \return Whether it was successful.
|
|
*/
|
|
bool wallet2::store_keys(const std::string& keys_file_name, const std::string& password, bool watch_only)
|
|
{
|
|
std::string account_data;
|
|
cryptonote::account_base account = m_account;
|
|
|
|
if (watch_only)
|
|
account.forget_spend_key();
|
|
bool r = epee::serialization::store_t_to_binary(account, account_data);
|
|
CHECK_AND_ASSERT_MES(r, false, "failed to serialize wallet keys");
|
|
wallet2::keys_file_data keys_file_data = boost::value_initialized<wallet2::keys_file_data>();
|
|
|
|
// Create a JSON object with "key_data" and "seed_language" as keys.
|
|
rapidjson::Document json;
|
|
json.SetObject();
|
|
rapidjson::Value value(rapidjson::kStringType);
|
|
value.SetString(account_data.c_str(), account_data.length());
|
|
json.AddMember("key_data", value, json.GetAllocator());
|
|
if (!seed_language.empty())
|
|
{
|
|
value.SetString(seed_language.c_str(), seed_language.length());
|
|
json.AddMember("seed_language", value, json.GetAllocator());
|
|
}
|
|
|
|
rapidjson::Value value2(rapidjson::kNumberType);
|
|
value2.SetInt(watch_only ? 1 :0); // WTF ? JSON has different true and false types, and not boolean ??
|
|
json.AddMember("watch_only", value2, json.GetAllocator());
|
|
|
|
value2.SetInt(m_always_confirm_transfers ? 1 :0);
|
|
json.AddMember("always_confirm_transfers", value2, json.GetAllocator());
|
|
|
|
value2.SetInt(m_store_tx_info ? 1 :0);
|
|
json.AddMember("store_tx_info", value2, json.GetAllocator());
|
|
|
|
value2.SetUint(m_default_mixin);
|
|
json.AddMember("default_mixin", value2, json.GetAllocator());
|
|
|
|
value2.SetInt(m_auto_refresh ? 1 :0);
|
|
json.AddMember("auto_refresh", value2, json.GetAllocator());
|
|
|
|
value2.SetInt(m_refresh_type);
|
|
json.AddMember("refresh_type", value2, json.GetAllocator());
|
|
|
|
// Serialize the JSON object
|
|
rapidjson::StringBuffer buffer;
|
|
rapidjson::Writer<rapidjson::StringBuffer> writer(buffer);
|
|
json.Accept(writer);
|
|
account_data = buffer.GetString();
|
|
|
|
// Encrypt the entire JSON object.
|
|
crypto::chacha8_key key;
|
|
crypto::generate_chacha8_key(password, key);
|
|
std::string cipher;
|
|
cipher.resize(account_data.size());
|
|
keys_file_data.iv = crypto::rand<crypto::chacha8_iv>();
|
|
crypto::chacha8(account_data.data(), account_data.size(), key, keys_file_data.iv, &cipher[0]);
|
|
keys_file_data.account_data = cipher;
|
|
|
|
std::string buf;
|
|
r = ::serialization::dump_binary(keys_file_data, buf);
|
|
r = r && epee::file_io_utils::save_string_to_file(keys_file_name, buf); //and never touch wallet_keys_file again, only read
|
|
CHECK_AND_ASSERT_MES(r, false, "failed to generate wallet keys file " << keys_file_name);
|
|
|
|
return true;
|
|
}
|
|
//----------------------------------------------------------------------------------------------------
|
|
namespace
|
|
{
|
|
bool verify_keys(const crypto::secret_key& sec, const crypto::public_key& expected_pub)
|
|
{
|
|
crypto::public_key pub;
|
|
bool r = crypto::secret_key_to_public_key(sec, pub);
|
|
return r && expected_pub == pub;
|
|
}
|
|
}
|
|
|
|
/*!
|
|
* \brief Load wallet information from wallet file.
|
|
* \param keys_file_name Name of wallet file
|
|
* \param password Password of wallet file
|
|
*/
|
|
void wallet2::load_keys(const std::string& keys_file_name, const std::string& password)
|
|
{
|
|
wallet2::keys_file_data keys_file_data;
|
|
std::string buf;
|
|
bool r = epee::file_io_utils::load_file_to_string(keys_file_name, buf);
|
|
THROW_WALLET_EXCEPTION_IF(!r, error::file_read_error, keys_file_name);
|
|
|
|
// Decrypt the contents
|
|
r = ::serialization::parse_binary(buf, keys_file_data);
|
|
THROW_WALLET_EXCEPTION_IF(!r, error::wallet_internal_error, "internal error: failed to deserialize \"" + keys_file_name + '\"');
|
|
crypto::chacha8_key key;
|
|
crypto::generate_chacha8_key(password, key);
|
|
std::string account_data;
|
|
account_data.resize(keys_file_data.account_data.size());
|
|
crypto::chacha8(keys_file_data.account_data.data(), keys_file_data.account_data.size(), key, keys_file_data.iv, &account_data[0]);
|
|
|
|
// The contents should be JSON if the wallet follows the new format.
|
|
rapidjson::Document json;
|
|
if (json.Parse(account_data.c_str(), keys_file_data.account_data.size()).HasParseError())
|
|
{
|
|
is_old_file_format = true;
|
|
m_watch_only = false;
|
|
m_always_confirm_transfers = false;
|
|
m_default_mixin = 0;
|
|
m_auto_refresh = true;
|
|
m_refresh_type = RefreshType::RefreshDefault;
|
|
}
|
|
else
|
|
{
|
|
account_data = std::string(json["key_data"].GetString(), json["key_data"].GetString() +
|
|
json["key_data"].GetStringLength());
|
|
if (json.HasMember("seed_language"))
|
|
{
|
|
set_seed_language(std::string(json["seed_language"].GetString(), json["seed_language"].GetString() +
|
|
json["seed_language"].GetStringLength()));
|
|
}
|
|
if (json.HasMember("watch_only"))
|
|
{
|
|
m_watch_only = json["watch_only"].GetInt() != 0;
|
|
}
|
|
else
|
|
{
|
|
m_watch_only = false;
|
|
}
|
|
m_always_confirm_transfers = json.HasMember("always_confirm_transfers") && (json["always_confirm_transfers"].GetInt() != 0);
|
|
m_store_tx_info = (json.HasMember("store_tx_keys") && (json["store_tx_keys"].GetInt() != 0))
|
|
|| (json.HasMember("store_tx_info") && (json["store_tx_info"].GetInt() != 0));
|
|
m_default_mixin = json.HasMember("default_mixin") ? json["default_mixin"].GetUint() : 0;
|
|
m_auto_refresh = !json.HasMember("auto_refresh") || (json["auto_refresh"].GetInt() != 0);
|
|
m_refresh_type = RefreshType::RefreshDefault;
|
|
if (json.HasMember("refresh_type"))
|
|
{
|
|
int type = json["refresh_type"].GetInt();
|
|
if (type == RefreshFull || type == RefreshOptimizeCoinbase || type == RefreshNoCoinbase)
|
|
m_refresh_type = (RefreshType)type;
|
|
else
|
|
LOG_PRINT_L0("Unknown refresh-type value (" << type << "), using default");
|
|
}
|
|
}
|
|
|
|
const cryptonote::account_keys& keys = m_account.get_keys();
|
|
r = epee::serialization::load_t_from_binary(m_account, account_data);
|
|
r = r && verify_keys(keys.m_view_secret_key, keys.m_account_address.m_view_public_key);
|
|
if(!m_watch_only)
|
|
r = r && verify_keys(keys.m_spend_secret_key, keys.m_account_address.m_spend_public_key);
|
|
THROW_WALLET_EXCEPTION_IF(!r, error::invalid_password);
|
|
}
|
|
|
|
/*!
|
|
* \brief verify password for default wallet keys file.
|
|
* \param password Password to verify
|
|
*
|
|
* for verification only
|
|
* should not mutate state, unlike load_keys()
|
|
* can be used prior to rewriting wallet keys file, to ensure user has entered the correct password
|
|
*
|
|
*/
|
|
bool wallet2::verify_password(const std::string& password) const
|
|
{
|
|
const std::string keys_file_name = m_keys_file;
|
|
wallet2::keys_file_data keys_file_data;
|
|
std::string buf;
|
|
bool r = epee::file_io_utils::load_file_to_string(keys_file_name, buf);
|
|
THROW_WALLET_EXCEPTION_IF(!r, error::file_read_error, keys_file_name);
|
|
|
|
// Decrypt the contents
|
|
r = ::serialization::parse_binary(buf, keys_file_data);
|
|
THROW_WALLET_EXCEPTION_IF(!r, error::wallet_internal_error, "internal error: failed to deserialize \"" + keys_file_name + '\"');
|
|
crypto::chacha8_key key;
|
|
crypto::generate_chacha8_key(password, key);
|
|
std::string account_data;
|
|
account_data.resize(keys_file_data.account_data.size());
|
|
crypto::chacha8(keys_file_data.account_data.data(), keys_file_data.account_data.size(), key, keys_file_data.iv, &account_data[0]);
|
|
|
|
// The contents should be JSON if the wallet follows the new format.
|
|
rapidjson::Document json;
|
|
if (json.Parse(account_data.c_str(), keys_file_data.account_data.size()).HasParseError())
|
|
{
|
|
// old format before JSON wallet key file format
|
|
}
|
|
else
|
|
{
|
|
account_data = std::string(json["key_data"].GetString(), json["key_data"].GetString() +
|
|
json["key_data"].GetStringLength());
|
|
}
|
|
|
|
cryptonote::account_base account_data_check;
|
|
|
|
r = epee::serialization::load_t_from_binary(account_data_check, account_data);
|
|
const cryptonote::account_keys& keys = account_data_check.get_keys();
|
|
|
|
r = r && verify_keys(keys.m_view_secret_key, keys.m_account_address.m_view_public_key);
|
|
r = r && verify_keys(keys.m_spend_secret_key, keys.m_account_address.m_spend_public_key);
|
|
return r;
|
|
}
|
|
|
|
/*!
|
|
* \brief Generates a wallet or restores one.
|
|
* \param wallet_ Name of wallet file
|
|
* \param password Password of wallet file
|
|
* \param recovery_param If it is a restore, the recovery key
|
|
* \param recover Whether it is a restore
|
|
* \param two_random Whether it is a non-deterministic wallet
|
|
* \return The secret key of the generated wallet
|
|
*/
|
|
crypto::secret_key wallet2::generate(const std::string& wallet_, const std::string& password,
|
|
const crypto::secret_key& recovery_param, bool recover, bool two_random)
|
|
{
|
|
clear();
|
|
prepare_file_names(wallet_);
|
|
|
|
boost::system::error_code ignored_ec;
|
|
THROW_WALLET_EXCEPTION_IF(boost::filesystem::exists(m_wallet_file, ignored_ec), error::file_exists, m_wallet_file);
|
|
THROW_WALLET_EXCEPTION_IF(boost::filesystem::exists(m_keys_file, ignored_ec), error::file_exists, m_keys_file);
|
|
|
|
crypto::secret_key retval = m_account.generate(recovery_param, recover, two_random);
|
|
|
|
m_account_public_address = m_account.get_keys().m_account_address;
|
|
m_watch_only = false;
|
|
|
|
bool r = store_keys(m_keys_file, password, false);
|
|
THROW_WALLET_EXCEPTION_IF(!r, error::file_save_error, m_keys_file);
|
|
|
|
r = file_io_utils::save_string_to_file(m_wallet_file + ".address.txt", m_account.get_public_address_str(m_testnet));
|
|
if(!r) LOG_PRINT_RED_L0("String with address text not saved");
|
|
|
|
cryptonote::block b;
|
|
generate_genesis(b);
|
|
m_blockchain.push_back(get_block_hash(b));
|
|
|
|
store();
|
|
return retval;
|
|
}
|
|
|
|
/*!
|
|
* \brief Creates a watch only wallet from a public address and a view secret key.
|
|
* \param wallet_ Name of wallet file
|
|
* \param password Password of wallet file
|
|
* \param viewkey view secret key
|
|
*/
|
|
void wallet2::generate(const std::string& wallet_, const std::string& password,
|
|
const cryptonote::account_public_address &account_public_address,
|
|
const crypto::secret_key& viewkey)
|
|
{
|
|
clear();
|
|
prepare_file_names(wallet_);
|
|
|
|
boost::system::error_code ignored_ec;
|
|
THROW_WALLET_EXCEPTION_IF(boost::filesystem::exists(m_wallet_file, ignored_ec), error::file_exists, m_wallet_file);
|
|
THROW_WALLET_EXCEPTION_IF(boost::filesystem::exists(m_keys_file, ignored_ec), error::file_exists, m_keys_file);
|
|
|
|
m_account.create_from_viewkey(account_public_address, viewkey);
|
|
m_account_public_address = account_public_address;
|
|
m_watch_only = true;
|
|
|
|
bool r = store_keys(m_keys_file, password, true);
|
|
THROW_WALLET_EXCEPTION_IF(!r, error::file_save_error, m_keys_file);
|
|
|
|
r = file_io_utils::save_string_to_file(m_wallet_file + ".address.txt", m_account.get_public_address_str(m_testnet));
|
|
if(!r) LOG_PRINT_RED_L0("String with address text not saved");
|
|
|
|
cryptonote::block b;
|
|
generate_genesis(b);
|
|
m_blockchain.push_back(get_block_hash(b));
|
|
|
|
store();
|
|
}
|
|
|
|
/*!
|
|
* \brief Rewrites to the wallet file for wallet upgrade (doesn't generate key, assumes it's already there)
|
|
* \param wallet_name Name of wallet file (should exist)
|
|
* \param password Password for wallet file
|
|
*/
|
|
void wallet2::rewrite(const std::string& wallet_name, const std::string& password)
|
|
{
|
|
prepare_file_names(wallet_name);
|
|
boost::system::error_code ignored_ec;
|
|
THROW_WALLET_EXCEPTION_IF(!boost::filesystem::exists(m_keys_file, ignored_ec), error::file_not_found, m_keys_file);
|
|
bool r = store_keys(m_keys_file, password, false);
|
|
THROW_WALLET_EXCEPTION_IF(!r, error::file_save_error, m_keys_file);
|
|
}
|
|
/*!
|
|
* \brief Writes to a file named based on the normal wallet (doesn't generate key, assumes it's already there)
|
|
* \param wallet_name Base name of wallet file
|
|
* \param password Password for wallet file
|
|
*/
|
|
void wallet2::write_watch_only_wallet(const std::string& wallet_name, const std::string& password)
|
|
{
|
|
prepare_file_names(wallet_name);
|
|
boost::system::error_code ignored_ec;
|
|
std::string filename = m_keys_file + "-watchonly";
|
|
bool watch_only_keys_file_exists = boost::filesystem::exists(filename, ignored_ec);
|
|
THROW_WALLET_EXCEPTION_IF(watch_only_keys_file_exists, error::file_save_error, filename);
|
|
bool r = store_keys(filename, password, true);
|
|
THROW_WALLET_EXCEPTION_IF(!r, error::file_save_error, filename);
|
|
}
|
|
//----------------------------------------------------------------------------------------------------
|
|
void wallet2::wallet_exists(const std::string& file_path, bool& keys_file_exists, bool& wallet_file_exists)
|
|
{
|
|
std::string keys_file, wallet_file;
|
|
do_prepare_file_names(file_path, keys_file, wallet_file);
|
|
|
|
boost::system::error_code ignore;
|
|
keys_file_exists = boost::filesystem::exists(keys_file, ignore);
|
|
wallet_file_exists = boost::filesystem::exists(wallet_file, ignore);
|
|
}
|
|
//----------------------------------------------------------------------------------------------------
|
|
bool wallet2::wallet_valid_path_format(const std::string& file_path)
|
|
{
|
|
return !file_path.empty();
|
|
}
|
|
//----------------------------------------------------------------------------------------------------
|
|
bool wallet2::parse_long_payment_id(const std::string& payment_id_str, crypto::hash& payment_id)
|
|
{
|
|
cryptonote::blobdata payment_id_data;
|
|
if(!epee::string_tools::parse_hexstr_to_binbuff(payment_id_str, payment_id_data))
|
|
return false;
|
|
|
|
if(sizeof(crypto::hash) != payment_id_data.size())
|
|
return false;
|
|
|
|
payment_id = *reinterpret_cast<const crypto::hash*>(payment_id_data.data());
|
|
return true;
|
|
}
|
|
//----------------------------------------------------------------------------------------------------
|
|
bool wallet2::parse_short_payment_id(const std::string& payment_id_str, crypto::hash8& payment_id)
|
|
{
|
|
cryptonote::blobdata payment_id_data;
|
|
if(!epee::string_tools::parse_hexstr_to_binbuff(payment_id_str, payment_id_data))
|
|
return false;
|
|
|
|
if(sizeof(crypto::hash8) != payment_id_data.size())
|
|
return false;
|
|
|
|
payment_id = *reinterpret_cast<const crypto::hash8*>(payment_id_data.data());
|
|
return true;
|
|
}
|
|
//----------------------------------------------------------------------------------------------------
|
|
bool wallet2::parse_payment_id(const std::string& payment_id_str, crypto::hash& payment_id)
|
|
{
|
|
if (parse_long_payment_id(payment_id_str, payment_id))
|
|
return true;
|
|
crypto::hash8 payment_id8;
|
|
if (parse_short_payment_id(payment_id_str, payment_id8))
|
|
{
|
|
memcpy(payment_id.data, payment_id8.data, 8);
|
|
memset(payment_id.data + 8, 0, 24);
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
//----------------------------------------------------------------------------------------------------
|
|
bool wallet2::prepare_file_names(const std::string& file_path)
|
|
{
|
|
do_prepare_file_names(file_path, m_keys_file, m_wallet_file);
|
|
return true;
|
|
}
|
|
//----------------------------------------------------------------------------------------------------
|
|
bool wallet2::check_connection()
|
|
{
|
|
std::lock_guard<std::mutex> lock(m_daemon_rpc_mutex);
|
|
|
|
if(m_http_client.is_connected())
|
|
return true;
|
|
|
|
net_utils::http::url_content u;
|
|
net_utils::parse_url(m_daemon_address, u);
|
|
|
|
if(!u.port)
|
|
{
|
|
u.port = m_testnet ? config::testnet::RPC_DEFAULT_PORT : config::RPC_DEFAULT_PORT;
|
|
}
|
|
|
|
return m_http_client.connect(u.host, std::to_string(u.port), WALLET_RCP_CONNECTION_TIMEOUT);
|
|
}
|
|
//----------------------------------------------------------------------------------------------------
|
|
bool wallet2::generate_chacha8_key_from_secret_keys(crypto::chacha8_key &key) const
|
|
{
|
|
const account_keys &keys = m_account.get_keys();
|
|
const crypto::secret_key &view_key = keys.m_view_secret_key;
|
|
const crypto::secret_key &spend_key = keys.m_spend_secret_key;
|
|
char data[sizeof(view_key) + sizeof(spend_key) + 1];
|
|
memcpy(data, &view_key, sizeof(view_key));
|
|
memcpy(data + sizeof(view_key), &spend_key, sizeof(spend_key));
|
|
data[sizeof(data) - 1] = CHACHA8_KEY_TAIL;
|
|
crypto::generate_chacha8_key(data, sizeof(data), key);
|
|
memset(data, 0, sizeof(data));
|
|
return true;
|
|
}
|
|
//----------------------------------------------------------------------------------------------------
|
|
void wallet2::load(const std::string& wallet_, const std::string& password)
|
|
{
|
|
clear();
|
|
prepare_file_names(wallet_);
|
|
|
|
boost::system::error_code e;
|
|
bool exists = boost::filesystem::exists(m_keys_file, e);
|
|
THROW_WALLET_EXCEPTION_IF(e || !exists, error::file_not_found, m_keys_file);
|
|
|
|
load_keys(m_keys_file, password);
|
|
LOG_PRINT_L0("Loaded wallet keys file, with public address: " << m_account.get_public_address_str(m_testnet));
|
|
|
|
//keys loaded ok!
|
|
//try to load wallet file. but even if we failed, it is not big problem
|
|
if(!boost::filesystem::exists(m_wallet_file, e) || e)
|
|
{
|
|
LOG_PRINT_L0("file not found: " << m_wallet_file << ", starting with empty blockchain");
|
|
m_account_public_address = m_account.get_keys().m_account_address;
|
|
}
|
|
else
|
|
{
|
|
wallet2::cache_file_data cache_file_data;
|
|
std::string buf;
|
|
bool r = epee::file_io_utils::load_file_to_string(m_wallet_file, buf);
|
|
THROW_WALLET_EXCEPTION_IF(!r, error::file_read_error, m_wallet_file);
|
|
|
|
// try to read it as an encrypted cache
|
|
try
|
|
{
|
|
LOG_PRINT_L1("Trying to decrypt cache data");
|
|
|
|
r = ::serialization::parse_binary(buf, cache_file_data);
|
|
THROW_WALLET_EXCEPTION_IF(!r, error::wallet_internal_error, "internal error: failed to deserialize \"" + m_wallet_file + '\"');
|
|
crypto::chacha8_key key;
|
|
generate_chacha8_key_from_secret_keys(key);
|
|
std::string cache_data;
|
|
cache_data.resize(cache_file_data.cache_data.size());
|
|
crypto::chacha8(cache_file_data.cache_data.data(), cache_file_data.cache_data.size(), key, cache_file_data.iv, &cache_data[0]);
|
|
|
|
std::stringstream iss;
|
|
iss << cache_data;
|
|
boost::archive::binary_iarchive ar(iss);
|
|
ar >> *this;
|
|
}
|
|
catch (...)
|
|
{
|
|
LOG_PRINT_L1("Failed to load encrypted cache, trying unencrypted");
|
|
std::stringstream iss;
|
|
iss << buf;
|
|
boost::archive::binary_iarchive ar(iss);
|
|
ar >> *this;
|
|
}
|
|
THROW_WALLET_EXCEPTION_IF(
|
|
m_account_public_address.m_spend_public_key != m_account.get_keys().m_account_address.m_spend_public_key ||
|
|
m_account_public_address.m_view_public_key != m_account.get_keys().m_account_address.m_view_public_key,
|
|
error::wallet_files_doesnt_correspond, m_keys_file, m_wallet_file);
|
|
}
|
|
|
|
cryptonote::block genesis;
|
|
generate_genesis(genesis);
|
|
crypto::hash genesis_hash = get_block_hash(genesis);
|
|
|
|
if (m_blockchain.empty())
|
|
{
|
|
m_blockchain.push_back(genesis_hash);
|
|
}
|
|
else
|
|
{
|
|
check_genesis(genesis_hash);
|
|
}
|
|
|
|
m_local_bc_height = m_blockchain.size();
|
|
}
|
|
//----------------------------------------------------------------------------------------------------
|
|
void wallet2::check_genesis(const crypto::hash& genesis_hash) const {
|
|
std::string what("Genesis block missmatch. You probably use wallet without testnet flag with blockchain from test network or vice versa");
|
|
|
|
THROW_WALLET_EXCEPTION_IF(genesis_hash != m_blockchain[0], error::wallet_internal_error, what);
|
|
}
|
|
//----------------------------------------------------------------------------------------------------
|
|
void wallet2::store()
|
|
{
|
|
std::stringstream oss;
|
|
boost::archive::binary_oarchive ar(oss);
|
|
ar << *this;
|
|
|
|
wallet2::cache_file_data cache_file_data = boost::value_initialized<wallet2::cache_file_data>();
|
|
cache_file_data.cache_data = oss.str();
|
|
crypto::chacha8_key key;
|
|
generate_chacha8_key_from_secret_keys(key);
|
|
std::string cipher;
|
|
cipher.resize(cache_file_data.cache_data.size());
|
|
cache_file_data.iv = crypto::rand<crypto::chacha8_iv>();
|
|
crypto::chacha8(cache_file_data.cache_data.data(), cache_file_data.cache_data.size(), key, cache_file_data.iv, &cipher[0]);
|
|
cache_file_data.cache_data = cipher;
|
|
|
|
std::string buf;
|
|
bool r = ::serialization::dump_binary(cache_file_data, buf);
|
|
THROW_WALLET_EXCEPTION_IF(!r, error::file_save_error, m_wallet_file);
|
|
|
|
// save to new file, rename main to old, rename new to main
|
|
// at all times, there should be a valid file on disk
|
|
const std::string new_file = m_wallet_file + ".new";
|
|
const std::string old_file = m_wallet_file + ".old";
|
|
r = epee::file_io_utils::save_string_to_file(new_file, buf);
|
|
THROW_WALLET_EXCEPTION_IF(!r, error::file_save_error, new_file);
|
|
boost::filesystem::remove(old_file); // probably does not exist
|
|
std::error_code e = tools::replace_file(m_wallet_file, old_file);
|
|
THROW_WALLET_EXCEPTION_IF(e, error::file_save_error, m_wallet_file, e);
|
|
e = tools::replace_file(new_file, m_wallet_file);
|
|
THROW_WALLET_EXCEPTION_IF(e, error::file_save_error, m_wallet_file, e);
|
|
boost::filesystem::remove(old_file);
|
|
}
|
|
//----------------------------------------------------------------------------------------------------
|
|
uint64_t wallet2::unlocked_balance() const
|
|
{
|
|
uint64_t amount = 0;
|
|
BOOST_FOREACH(const transfer_details& td, m_transfers)
|
|
if(!td.m_spent && is_transfer_unlocked(td))
|
|
amount += td.amount();
|
|
|
|
return amount;
|
|
}
|
|
//----------------------------------------------------------------------------------------------------
|
|
uint64_t wallet2::balance() const
|
|
{
|
|
uint64_t amount = 0;
|
|
BOOST_FOREACH(auto& td, m_transfers)
|
|
if(!td.m_spent)
|
|
amount += td.amount();
|
|
|
|
|
|
BOOST_FOREACH(auto& utx, m_unconfirmed_txs)
|
|
amount+= utx.second.m_change;
|
|
|
|
return amount;
|
|
}
|
|
//----------------------------------------------------------------------------------------------------
|
|
void wallet2::get_transfers(wallet2::transfer_container& incoming_transfers) const
|
|
{
|
|
incoming_transfers = m_transfers;
|
|
}
|
|
//----------------------------------------------------------------------------------------------------
|
|
void wallet2::get_payments(const crypto::hash& payment_id, std::list<wallet2::payment_details>& payments, uint64_t min_height) const
|
|
{
|
|
auto range = m_payments.equal_range(payment_id);
|
|
std::for_each(range.first, range.second, [&payments, &min_height](const payment_container::value_type& x) {
|
|
if (min_height < x.second.m_block_height)
|
|
{
|
|
payments.push_back(x.second);
|
|
}
|
|
});
|
|
}
|
|
//----------------------------------------------------------------------------------------------------
|
|
void wallet2::get_payments(std::list<std::pair<crypto::hash,wallet2::payment_details>>& payments, uint64_t min_height, uint64_t max_height) const
|
|
{
|
|
auto range = std::make_pair(m_payments.begin(), m_payments.end());
|
|
std::for_each(range.first, range.second, [&payments, &min_height, &max_height](const payment_container::value_type& x) {
|
|
if (min_height < x.second.m_block_height && max_height >= x.second.m_block_height)
|
|
{
|
|
payments.push_back(x);
|
|
}
|
|
});
|
|
}
|
|
//----------------------------------------------------------------------------------------------------
|
|
void wallet2::get_payments_out(std::list<std::pair<crypto::hash,wallet2::confirmed_transfer_details>>& confirmed_payments,
|
|
uint64_t min_height, uint64_t max_height) const
|
|
{
|
|
for (auto i = m_confirmed_txs.begin(); i != m_confirmed_txs.end(); ++i) {
|
|
if (i->second.m_block_height > min_height && i->second.m_block_height <= max_height) {
|
|
confirmed_payments.push_back(*i);
|
|
}
|
|
}
|
|
}
|
|
//----------------------------------------------------------------------------------------------------
|
|
void wallet2::get_unconfirmed_payments_out(std::list<std::pair<crypto::hash,wallet2::unconfirmed_transfer_details>>& unconfirmed_payments) const
|
|
{
|
|
for (auto i = m_unconfirmed_txs.begin(); i != m_unconfirmed_txs.end(); ++i) {
|
|
unconfirmed_payments.push_back(*i);
|
|
}
|
|
}
|
|
//----------------------------------------------------------------------------------------------------
|
|
void wallet2::rescan_spent()
|
|
{
|
|
std::vector<std::string> key_images;
|
|
|
|
// make a list of key images for all our outputs
|
|
for (size_t i = 0; i < m_transfers.size(); ++i)
|
|
{
|
|
const transfer_details& td = m_transfers[i];
|
|
key_images.push_back(string_tools::pod_to_hex(td.m_key_image));
|
|
}
|
|
|
|
COMMAND_RPC_IS_KEY_IMAGE_SPENT::request req = AUTO_VAL_INIT(req);
|
|
COMMAND_RPC_IS_KEY_IMAGE_SPENT::response daemon_resp = AUTO_VAL_INIT(daemon_resp);
|
|
req.key_images = key_images;
|
|
m_daemon_rpc_mutex.lock();
|
|
bool r = epee::net_utils::invoke_http_json_remote_command2(m_daemon_address + "/is_key_image_spent", req, daemon_resp, m_http_client, 200000);
|
|
m_daemon_rpc_mutex.unlock();
|
|
THROW_WALLET_EXCEPTION_IF(!r, error::no_connection_to_daemon, "is_key_image_spent");
|
|
THROW_WALLET_EXCEPTION_IF(daemon_resp.status == CORE_RPC_STATUS_BUSY, error::daemon_busy, "is_key_image_spent");
|
|
THROW_WALLET_EXCEPTION_IF(daemon_resp.status != CORE_RPC_STATUS_OK, error::is_key_image_spent_error, daemon_resp.status);
|
|
THROW_WALLET_EXCEPTION_IF(daemon_resp.spent_status.size() != key_images.size(), error::wallet_internal_error,
|
|
"daemon returned wrong response for is_key_image_spent, wrong amounts count = " +
|
|
std::to_string(daemon_resp.spent_status.size()) + ", expected " + std::to_string(key_images.size()));
|
|
|
|
// update spent status
|
|
for (size_t i = 0; i < m_transfers.size(); ++i)
|
|
{
|
|
transfer_details& td = m_transfers[i];
|
|
if (td.m_spent != daemon_resp.spent_status[i])
|
|
{
|
|
if (td.m_spent)
|
|
{
|
|
LOG_PRINT_L1("Marking output " << i << " as unspent, it was marked as spent");
|
|
}
|
|
else
|
|
{
|
|
LOG_PRINT_L1("Marking output " << i << " as spent, it was marked as unspent");
|
|
}
|
|
td.m_spent = daemon_resp.spent_status[i];
|
|
}
|
|
}
|
|
}
|
|
//----------------------------------------------------------------------------------------------------
|
|
bool wallet2::is_transfer_unlocked(const transfer_details& td) const
|
|
{
|
|
if(!is_tx_spendtime_unlocked(td.m_tx.unlock_time))
|
|
return false;
|
|
|
|
if(td.m_block_height + CRYPTONOTE_DEFAULT_TX_SPENDABLE_AGE > m_blockchain.size())
|
|
return false;
|
|
|
|
return true;
|
|
}
|
|
//----------------------------------------------------------------------------------------------------
|
|
bool wallet2::is_tx_spendtime_unlocked(uint64_t unlock_time) const
|
|
{
|
|
if(unlock_time < CRYPTONOTE_MAX_BLOCK_NUMBER)
|
|
{
|
|
//interpret as block index
|
|
if(m_blockchain.size()-1 + CRYPTONOTE_LOCKED_TX_ALLOWED_DELTA_BLOCKS >= unlock_time)
|
|
return true;
|
|
else
|
|
return false;
|
|
}else
|
|
{
|
|
//interpret as time
|
|
uint64_t current_time = static_cast<uint64_t>(time(NULL));
|
|
if(current_time + CRYPTONOTE_LOCKED_TX_ALLOWED_DELTA_SECONDS >= unlock_time)
|
|
return true;
|
|
else
|
|
return false;
|
|
}
|
|
return false;
|
|
}
|
|
//----------------------------------------------------------------------------------------------------
|
|
namespace
|
|
{
|
|
template<typename T>
|
|
T pop_index(std::vector<T>& vec, size_t idx)
|
|
{
|
|
CHECK_AND_ASSERT_MES(!vec.empty(), T(), "Vector must be non-empty");
|
|
|
|
T res = vec[idx];
|
|
if (idx + 1 != vec.size())
|
|
{
|
|
vec[idx] = vec.back();
|
|
}
|
|
vec.resize(vec.size() - 1);
|
|
|
|
return res;
|
|
}
|
|
|
|
template<typename T>
|
|
T pop_random_value(std::vector<T>& vec)
|
|
{
|
|
CHECK_AND_ASSERT_MES(!vec.empty(), T(), "Vector must be non-empty");
|
|
|
|
size_t idx = crypto::rand<size_t>() % vec.size();
|
|
return pop_index (vec, idx);
|
|
}
|
|
}
|
|
//----------------------------------------------------------------------------------------------------
|
|
// Select random input sources for transaction.
|
|
// returns:
|
|
// direct return: amount of money found
|
|
// modified reference: selected_transfers, a list of iterators/indices of input sources
|
|
uint64_t wallet2::select_transfers(uint64_t needed_money, bool add_dust, uint64_t dust, std::list<transfer_container::iterator>& selected_transfers)
|
|
{
|
|
std::vector<size_t> unused_transfers_indices;
|
|
std::vector<size_t> unused_dust_indices;
|
|
|
|
// aggregate sources available for transfers
|
|
// if dust needed, take dust from only one source (so require source has at least dust amount)
|
|
for (size_t i = 0; i < m_transfers.size(); ++i)
|
|
{
|
|
const transfer_details& td = m_transfers[i];
|
|
if (!td.m_spent && is_transfer_unlocked(td))
|
|
{
|
|
if (dust < td.amount() && is_valid_decomposed_amount(td.amount()))
|
|
unused_transfers_indices.push_back(i);
|
|
else
|
|
unused_dust_indices.push_back(i);
|
|
}
|
|
}
|
|
|
|
bool select_one_dust = add_dust && !unused_dust_indices.empty();
|
|
uint64_t found_money = 0;
|
|
while (found_money < needed_money && (!unused_transfers_indices.empty() || !unused_dust_indices.empty()))
|
|
{
|
|
size_t idx;
|
|
if (select_one_dust)
|
|
{
|
|
idx = pop_random_value(unused_dust_indices);
|
|
select_one_dust = false;
|
|
}
|
|
else
|
|
{
|
|
idx = !unused_transfers_indices.empty() ? pop_random_value(unused_transfers_indices) : pop_random_value(unused_dust_indices);
|
|
}
|
|
|
|
transfer_container::iterator it = m_transfers.begin() + idx;
|
|
selected_transfers.push_back(it);
|
|
found_money += it->amount();
|
|
}
|
|
|
|
return found_money;
|
|
}
|
|
//----------------------------------------------------------------------------------------------------
|
|
void wallet2::add_unconfirmed_tx(const cryptonote::transaction& tx, const std::vector<cryptonote::tx_destination_entry> &dests, const crypto::hash &payment_id, uint64_t change_amount)
|
|
{
|
|
unconfirmed_transfer_details& utd = m_unconfirmed_txs[cryptonote::get_transaction_hash(tx)];
|
|
utd.m_change = change_amount;
|
|
utd.m_sent_time = time(NULL);
|
|
utd.m_tx = tx;
|
|
utd.m_dests = dests;
|
|
utd.m_payment_id = payment_id;
|
|
}
|
|
|
|
//----------------------------------------------------------------------------------------------------
|
|
void wallet2::transfer(const std::vector<cryptonote::tx_destination_entry>& dsts, size_t fake_outputs_count,
|
|
uint64_t unlock_time, uint64_t fee, const std::vector<uint8_t>& extra, cryptonote::transaction& tx, pending_tx& ptx)
|
|
{
|
|
transfer(dsts, fake_outputs_count, unlock_time, fee, extra, detail::digit_split_strategy, tx_dust_policy(::config::DEFAULT_DUST_THRESHOLD), tx, ptx);
|
|
}
|
|
//----------------------------------------------------------------------------------------------------
|
|
void wallet2::transfer(const std::vector<cryptonote::tx_destination_entry>& dsts, size_t fake_outputs_count,
|
|
uint64_t unlock_time, uint64_t fee, const std::vector<uint8_t>& extra)
|
|
{
|
|
cryptonote::transaction tx;
|
|
pending_tx ptx;
|
|
transfer(dsts, fake_outputs_count, unlock_time, fee, extra, tx, ptx);
|
|
}
|
|
|
|
namespace {
|
|
// split_amounts(vector<cryptonote::tx_destination_entry> dsts, size_t num_splits)
|
|
//
|
|
// split amount for each dst in dsts into num_splits parts
|
|
// and make num_splits new vector<crypt...> instances to hold these new amounts
|
|
std::vector<std::vector<cryptonote::tx_destination_entry>> split_amounts(
|
|
std::vector<cryptonote::tx_destination_entry> dsts, size_t num_splits)
|
|
{
|
|
std::vector<std::vector<cryptonote::tx_destination_entry>> retVal;
|
|
|
|
if (num_splits <= 1)
|
|
{
|
|
retVal.push_back(dsts);
|
|
return retVal;
|
|
}
|
|
|
|
// for each split required
|
|
for (size_t i=0; i < num_splits; i++)
|
|
{
|
|
std::vector<cryptonote::tx_destination_entry> new_dsts;
|
|
|
|
// for each destination
|
|
for (size_t j=0; j < dsts.size(); j++)
|
|
{
|
|
cryptonote::tx_destination_entry de;
|
|
uint64_t amount;
|
|
|
|
amount = dsts[j].amount;
|
|
amount = amount / num_splits;
|
|
|
|
// if last split, add remainder
|
|
if (i + 1 == num_splits)
|
|
{
|
|
amount += dsts[j].amount % num_splits;
|
|
}
|
|
|
|
de.addr = dsts[j].addr;
|
|
de.amount = amount;
|
|
|
|
new_dsts.push_back(de);
|
|
}
|
|
|
|
retVal.push_back(new_dsts);
|
|
}
|
|
|
|
return retVal;
|
|
}
|
|
} // anonymous namespace
|
|
|
|
/**
|
|
* @brief gets a monero address from the TXT record of a DNS entry
|
|
*
|
|
* gets the monero address from the TXT record of the DNS entry associated
|
|
* with <url>. If this lookup fails, or the TXT record does not contain an
|
|
* XMR address in the correct format, returns an empty string. <dnssec_valid>
|
|
* will be set true or false according to whether or not the DNS query passes
|
|
* DNSSEC validation.
|
|
*
|
|
* @param url the url to look up
|
|
* @param dnssec_valid return-by-reference for DNSSEC status of query
|
|
*
|
|
* @return a monero address (as a string) or an empty string
|
|
*/
|
|
std::vector<std::string> wallet2::addresses_from_url(const std::string& url, bool& dnssec_valid)
|
|
{
|
|
std::vector<std::string> addresses;
|
|
// get txt records
|
|
bool dnssec_available, dnssec_isvalid;
|
|
std::string oa_addr = tools::DNSResolver::instance().get_dns_format_from_oa_address(url);
|
|
auto records = tools::DNSResolver::instance().get_txt_record(oa_addr, dnssec_available, dnssec_isvalid);
|
|
|
|
// TODO: update this to allow for conveying that dnssec was not available
|
|
if (dnssec_available && dnssec_isvalid)
|
|
{
|
|
dnssec_valid = true;
|
|
}
|
|
else dnssec_valid = false;
|
|
|
|
// for each txt record, try to find a monero address in it.
|
|
for (auto& rec : records)
|
|
{
|
|
std::string addr = address_from_txt_record(rec);
|
|
if (addr.size())
|
|
{
|
|
addresses.push_back(addr);
|
|
}
|
|
}
|
|
|
|
return addresses;
|
|
}
|
|
|
|
//----------------------------------------------------------------------------------------------------
|
|
// TODO: parse the string in a less stupid way, probably with regex
|
|
std::string wallet2::address_from_txt_record(const std::string& s)
|
|
{
|
|
// make sure the txt record has "oa1:xmr" and find it
|
|
auto pos = s.find("oa1:xmr");
|
|
|
|
// search from there to find "recipient_address="
|
|
pos = s.find("recipient_address=", pos);
|
|
|
|
pos += 18; // move past "recipient_address="
|
|
|
|
// find the next semicolon
|
|
auto pos2 = s.find(";", pos);
|
|
if (pos2 != std::string::npos)
|
|
{
|
|
// length of address == 95, we can at least validate that much here
|
|
if (pos2 - pos == 95)
|
|
{
|
|
return s.substr(pos, 95);
|
|
}
|
|
}
|
|
return std::string();
|
|
}
|
|
|
|
crypto::hash wallet2::get_payment_id(const pending_tx &ptx) const
|
|
{
|
|
std::vector<tx_extra_field> tx_extra_fields;
|
|
if(!parse_tx_extra(ptx.tx.extra, tx_extra_fields))
|
|
return cryptonote::null_hash;
|
|
tx_extra_nonce extra_nonce;
|
|
crypto::hash payment_id = null_hash;
|
|
if (find_tx_extra_field_by_type(tx_extra_fields, extra_nonce))
|
|
{
|
|
crypto::hash8 payment_id8 = null_hash8;
|
|
if(get_encrypted_payment_id_from_tx_extra_nonce(extra_nonce.nonce, payment_id8))
|
|
{
|
|
if (decrypt_payment_id(payment_id8, ptx.dests[0].addr.m_view_public_key, ptx.tx_key))
|
|
{
|
|
memcpy(payment_id.data, payment_id8.data, 8);
|
|
}
|
|
}
|
|
else if (!get_payment_id_from_tx_extra_nonce(extra_nonce.nonce, payment_id))
|
|
{
|
|
payment_id = cryptonote::null_hash;
|
|
}
|
|
}
|
|
return payment_id;
|
|
}
|
|
//----------------------------------------------------------------------------------------------------
|
|
// take a pending tx and actually send it to the daemon
|
|
void wallet2::commit_tx(pending_tx& ptx)
|
|
{
|
|
using namespace cryptonote;
|
|
crypto::hash txid;
|
|
|
|
COMMAND_RPC_SEND_RAW_TX::request req;
|
|
req.tx_as_hex = epee::string_tools::buff_to_hex_nodelimer(tx_to_blob(ptx.tx));
|
|
COMMAND_RPC_SEND_RAW_TX::response daemon_send_resp;
|
|
m_daemon_rpc_mutex.lock();
|
|
bool r = epee::net_utils::invoke_http_json_remote_command2(m_daemon_address + "/sendrawtransaction", req, daemon_send_resp, m_http_client, 200000);
|
|
m_daemon_rpc_mutex.unlock();
|
|
THROW_WALLET_EXCEPTION_IF(!r, error::no_connection_to_daemon, "sendrawtransaction");
|
|
THROW_WALLET_EXCEPTION_IF(daemon_send_resp.status == CORE_RPC_STATUS_BUSY, error::daemon_busy, "sendrawtransaction");
|
|
THROW_WALLET_EXCEPTION_IF(daemon_send_resp.status != CORE_RPC_STATUS_OK, error::tx_rejected, ptx.tx, daemon_send_resp.status);
|
|
|
|
txid = get_transaction_hash(ptx.tx);
|
|
crypto::hash payment_id = cryptonote::null_hash;
|
|
std::vector<cryptonote::tx_destination_entry> dests;
|
|
if (store_tx_info())
|
|
{
|
|
payment_id = get_payment_id(ptx);
|
|
dests = ptx.dests;
|
|
}
|
|
add_unconfirmed_tx(ptx.tx, dests, payment_id, ptx.change_dts.amount);
|
|
if (store_tx_info())
|
|
m_tx_keys.insert(std::make_pair(txid, ptx.tx_key));
|
|
|
|
LOG_PRINT_L2("transaction " << txid << " generated ok and sent to daemon, key_images: [" << ptx.key_images << "]");
|
|
|
|
BOOST_FOREACH(transfer_container::iterator it, ptx.selected_transfers)
|
|
it->m_spent = true;
|
|
|
|
LOG_PRINT_L0("Transaction successfully sent. <" << txid << ">" << ENDL
|
|
<< "Commission: " << print_money(ptx.fee+ptx.dust) << " (dust: " << print_money(ptx.dust) << ")" << ENDL
|
|
<< "Balance: " << print_money(balance()) << ENDL
|
|
<< "Unlocked: " << print_money(unlocked_balance()) << ENDL
|
|
<< "Please, wait for confirmation for your balance to be unlocked.");
|
|
}
|
|
|
|
void wallet2::commit_tx(std::vector<pending_tx>& ptx_vector)
|
|
{
|
|
for (auto & ptx : ptx_vector)
|
|
{
|
|
commit_tx(ptx);
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------------------------------------
|
|
// separated the call(s) to wallet2::transfer into their own function
|
|
//
|
|
// this function will make multiple calls to wallet2::transfer if multiple
|
|
// transactions will be required
|
|
std::vector<wallet2::pending_tx> wallet2::create_transactions(std::vector<cryptonote::tx_destination_entry> dsts, const size_t fake_outs_count, const uint64_t unlock_time, const uint64_t fee_UNUSED, const std::vector<uint8_t> extra)
|
|
{
|
|
|
|
// failsafe split attempt counter
|
|
size_t attempt_count = 0;
|
|
|
|
for(attempt_count = 1; ;attempt_count++)
|
|
{
|
|
size_t num_tx = 0.5 + pow(1.7,attempt_count-1);
|
|
|
|
auto split_values = split_amounts(dsts, num_tx);
|
|
|
|
// Throw if split_amounts comes back with a vector of size different than it should
|
|
if (split_values.size() != num_tx)
|
|
{
|
|
throw std::runtime_error("Splitting transactions returned a number of potential tx not equal to what was requested");
|
|
}
|
|
|
|
std::vector<pending_tx> ptx_vector;
|
|
try
|
|
{
|
|
// for each new destination vector (i.e. for each new tx)
|
|
for (auto & dst_vector : split_values)
|
|
{
|
|
cryptonote::transaction tx;
|
|
pending_tx ptx;
|
|
|
|
// loop until fee is met without increasing tx size to next KB boundary.
|
|
uint64_t needed_fee = 0;
|
|
do
|
|
{
|
|
transfer(dst_vector, fake_outs_count, unlock_time, needed_fee, extra, tx, ptx);
|
|
auto txBlob = t_serializable_object_to_blob(ptx.tx);
|
|
uint64_t txSize = txBlob.size();
|
|
uint64_t numKB = txSize / 1024;
|
|
if (txSize % 1024)
|
|
{
|
|
numKB++;
|
|
}
|
|
needed_fee = numKB * FEE_PER_KB;
|
|
} while (ptx.fee < needed_fee);
|
|
|
|
ptx_vector.push_back(ptx);
|
|
|
|
// mark transfers to be used as "spent"
|
|
BOOST_FOREACH(transfer_container::iterator it, ptx.selected_transfers)
|
|
it->m_spent = true;
|
|
}
|
|
|
|
// if we made it this far, we've selected our transactions. committing them will mark them spent,
|
|
// so this is a failsafe in case they don't go through
|
|
// unmark pending tx transfers as spent
|
|
for (auto & ptx : ptx_vector)
|
|
{
|
|
// mark transfers to be used as not spent
|
|
BOOST_FOREACH(transfer_container::iterator it2, ptx.selected_transfers)
|
|
it2->m_spent = false;
|
|
|
|
}
|
|
|
|
// if we made it this far, we're OK to actually send the transactions
|
|
return ptx_vector;
|
|
|
|
}
|
|
// only catch this here, other exceptions need to pass through to the calling function
|
|
catch (const tools::error::tx_too_big& e)
|
|
{
|
|
|
|
// unmark pending tx transfers as spent
|
|
for (auto & ptx : ptx_vector)
|
|
{
|
|
// mark transfers to be used as not spent
|
|
BOOST_FOREACH(transfer_container::iterator it2, ptx.selected_transfers)
|
|
it2->m_spent = false;
|
|
|
|
}
|
|
|
|
if (attempt_count >= MAX_SPLIT_ATTEMPTS)
|
|
{
|
|
throw;
|
|
}
|
|
}
|
|
catch (...)
|
|
{
|
|
// in case of some other exception, make sure any tx in queue are marked unspent again
|
|
|
|
// unmark pending tx transfers as spent
|
|
for (auto & ptx : ptx_vector)
|
|
{
|
|
// mark transfers to be used as not spent
|
|
BOOST_FOREACH(transfer_container::iterator it2, ptx.selected_transfers)
|
|
it2->m_spent = false;
|
|
|
|
}
|
|
|
|
throw;
|
|
}
|
|
}
|
|
}
|
|
|
|
template<typename T>
|
|
void wallet2::transfer_selected(const std::vector<cryptonote::tx_destination_entry>& dsts, const std::list<transfer_container::iterator> selected_transfers, size_t fake_outputs_count,
|
|
uint64_t unlock_time, uint64_t fee, const std::vector<uint8_t>& extra, T destination_split_strategy, const tx_dust_policy& dust_policy, cryptonote::transaction& tx, pending_tx &ptx)
|
|
{
|
|
using namespace cryptonote;
|
|
// throw if attempting a transaction with no destinations
|
|
THROW_WALLET_EXCEPTION_IF(dsts.empty(), error::zero_destination);
|
|
|
|
uint64_t needed_money = fee;
|
|
LOG_PRINT_L2("transfer: starting with fee " << print_money (needed_money));
|
|
|
|
// calculate total amount being sent to all destinations
|
|
// throw if total amount overflows uint64_t
|
|
BOOST_FOREACH(auto& dt, dsts)
|
|
{
|
|
THROW_WALLET_EXCEPTION_IF(0 == dt.amount, error::zero_destination);
|
|
needed_money += dt.amount;
|
|
LOG_PRINT_L2("transfer: adding " << print_money(dt.amount) << ", for a total of " << print_money (needed_money));
|
|
THROW_WALLET_EXCEPTION_IF(needed_money < dt.amount, error::tx_sum_overflow, dsts, fee, m_testnet);
|
|
}
|
|
|
|
uint64_t found_money = 0;
|
|
BOOST_FOREACH(auto it, selected_transfers)
|
|
{
|
|
found_money += it->amount();
|
|
}
|
|
|
|
LOG_PRINT_L2("wanted " << print_money(needed_money) << ", found " << print_money(found_money) << ", fee " << print_money(fee));
|
|
THROW_WALLET_EXCEPTION_IF(found_money < needed_money, error::not_enough_money, found_money, needed_money - fee, fee);
|
|
|
|
typedef COMMAND_RPC_GET_RANDOM_OUTPUTS_FOR_AMOUNTS::out_entry out_entry;
|
|
typedef cryptonote::tx_source_entry::output_entry tx_output_entry;
|
|
|
|
COMMAND_RPC_GET_RANDOM_OUTPUTS_FOR_AMOUNTS::response daemon_resp = AUTO_VAL_INIT(daemon_resp);
|
|
if(fake_outputs_count)
|
|
{
|
|
COMMAND_RPC_GET_RANDOM_OUTPUTS_FOR_AMOUNTS::request req = AUTO_VAL_INIT(req);
|
|
req.outs_count = fake_outputs_count + 1;// add one to make possible (if need) to skip real output key
|
|
BOOST_FOREACH(transfer_container::iterator it, selected_transfers)
|
|
{
|
|
THROW_WALLET_EXCEPTION_IF(it->m_tx.vout.size() <= it->m_internal_output_index, error::wallet_internal_error,
|
|
"m_internal_output_index = " + std::to_string(it->m_internal_output_index) +
|
|
" is greater or equal to outputs count = " + std::to_string(it->m_tx.vout.size()));
|
|
req.amounts.push_back(it->amount());
|
|
}
|
|
|
|
m_daemon_rpc_mutex.lock();
|
|
bool r = epee::net_utils::invoke_http_bin_remote_command2(m_daemon_address + "/getrandom_outs.bin", req, daemon_resp, m_http_client, 200000);
|
|
m_daemon_rpc_mutex.unlock();
|
|
THROW_WALLET_EXCEPTION_IF(!r, error::no_connection_to_daemon, "getrandom_outs.bin");
|
|
THROW_WALLET_EXCEPTION_IF(daemon_resp.status == CORE_RPC_STATUS_BUSY, error::daemon_busy, "getrandom_outs.bin");
|
|
THROW_WALLET_EXCEPTION_IF(daemon_resp.status != CORE_RPC_STATUS_OK, error::get_random_outs_error, daemon_resp.status);
|
|
THROW_WALLET_EXCEPTION_IF(daemon_resp.outs.size() != selected_transfers.size(), error::wallet_internal_error,
|
|
"daemon returned wrong response for getrandom_outs.bin, wrong amounts count = " +
|
|
std::to_string(daemon_resp.outs.size()) + ", expected " + std::to_string(selected_transfers.size()));
|
|
|
|
std::vector<COMMAND_RPC_GET_RANDOM_OUTPUTS_FOR_AMOUNTS::outs_for_amount> scanty_outs;
|
|
BOOST_FOREACH(COMMAND_RPC_GET_RANDOM_OUTPUTS_FOR_AMOUNTS::outs_for_amount& amount_outs, daemon_resp.outs)
|
|
{
|
|
if (amount_outs.outs.size() < fake_outputs_count)
|
|
{
|
|
scanty_outs.push_back(amount_outs);
|
|
}
|
|
}
|
|
THROW_WALLET_EXCEPTION_IF(!scanty_outs.empty(), error::not_enough_outs_to_mix, scanty_outs, fake_outputs_count);
|
|
}
|
|
|
|
//prepare inputs
|
|
size_t i = 0;
|
|
std::vector<cryptonote::tx_source_entry> sources;
|
|
BOOST_FOREACH(transfer_container::iterator it, selected_transfers)
|
|
{
|
|
sources.resize(sources.size()+1);
|
|
cryptonote::tx_source_entry& src = sources.back();
|
|
transfer_details& td = *it;
|
|
src.amount = td.amount();
|
|
//paste mixin transaction
|
|
if(daemon_resp.outs.size())
|
|
{
|
|
daemon_resp.outs[i].outs.sort([](const out_entry& a, const out_entry& b){return a.global_amount_index < b.global_amount_index;});
|
|
BOOST_FOREACH(out_entry& daemon_oe, daemon_resp.outs[i].outs)
|
|
{
|
|
if(td.m_global_output_index == daemon_oe.global_amount_index)
|
|
continue;
|
|
tx_output_entry oe;
|
|
oe.first = daemon_oe.global_amount_index;
|
|
oe.second = daemon_oe.out_key;
|
|
src.outputs.push_back(oe);
|
|
if(src.outputs.size() >= fake_outputs_count)
|
|
break;
|
|
}
|
|
}
|
|
|
|
//paste real transaction to the random index
|
|
auto it_to_insert = std::find_if(src.outputs.begin(), src.outputs.end(), [&](const tx_output_entry& a)
|
|
{
|
|
return a.first >= td.m_global_output_index;
|
|
});
|
|
//size_t real_index = src.outputs.size() ? (rand() % src.outputs.size() ):0;
|
|
tx_output_entry real_oe;
|
|
real_oe.first = td.m_global_output_index;
|
|
real_oe.second = boost::get<txout_to_key>(td.m_tx.vout[td.m_internal_output_index].target).key;
|
|
auto interted_it = src.outputs.insert(it_to_insert, real_oe);
|
|
src.real_out_tx_key = get_tx_pub_key_from_extra(td.m_tx);
|
|
src.real_output = interted_it - src.outputs.begin();
|
|
src.real_output_in_tx_index = td.m_internal_output_index;
|
|
detail::print_source_entry(src);
|
|
++i;
|
|
}
|
|
|
|
cryptonote::tx_destination_entry change_dts = AUTO_VAL_INIT(change_dts);
|
|
if (needed_money < found_money)
|
|
{
|
|
change_dts.addr = m_account.get_keys().m_account_address;
|
|
change_dts.amount = found_money - needed_money;
|
|
}
|
|
|
|
std::vector<cryptonote::tx_destination_entry> splitted_dsts, dust_dsts;
|
|
uint64_t dust = 0;
|
|
destination_split_strategy(dsts, change_dts, dust_policy.dust_threshold, splitted_dsts, dust_dsts);
|
|
BOOST_FOREACH(auto& d, dust_dsts) {
|
|
THROW_WALLET_EXCEPTION_IF(dust_policy.dust_threshold < d.amount, error::wallet_internal_error, "invalid dust value: dust = " +
|
|
std::to_string(d.amount) + ", dust_threshold = " + std::to_string(dust_policy.dust_threshold));
|
|
}
|
|
BOOST_FOREACH(auto& d, dust_dsts) {
|
|
if (!dust_policy.add_to_fee)
|
|
splitted_dsts.push_back(cryptonote::tx_destination_entry(d.amount, dust_policy.addr_for_dust));
|
|
dust += d.amount;
|
|
}
|
|
|
|
crypto::secret_key tx_key;
|
|
bool r = cryptonote::construct_tx_and_get_tx_key(m_account.get_keys(), sources, splitted_dsts, extra, tx, unlock_time, tx_key);
|
|
THROW_WALLET_EXCEPTION_IF(!r, error::tx_not_constructed, sources, splitted_dsts, unlock_time, m_testnet);
|
|
THROW_WALLET_EXCEPTION_IF(m_upper_transaction_size_limit <= get_object_blobsize(tx), error::tx_too_big, tx, m_upper_transaction_size_limit);
|
|
|
|
std::string key_images;
|
|
bool all_are_txin_to_key = std::all_of(tx.vin.begin(), tx.vin.end(), [&](const txin_v& s_e) -> bool
|
|
{
|
|
CHECKED_GET_SPECIFIC_VARIANT(s_e, const txin_to_key, in, false);
|
|
key_images += boost::to_string(in.k_image) + " ";
|
|
return true;
|
|
});
|
|
THROW_WALLET_EXCEPTION_IF(!all_are_txin_to_key, error::unexpected_txin_type, tx);
|
|
|
|
ptx.key_images = key_images;
|
|
ptx.fee = fee;
|
|
ptx.dust = dust;
|
|
ptx.tx = tx;
|
|
ptx.change_dts = change_dts;
|
|
ptx.selected_transfers = selected_transfers;
|
|
ptx.tx_key = tx_key;
|
|
ptx.dests = dsts;
|
|
}
|
|
|
|
// Another implementation of transaction creation that is hopefully better
|
|
// While there is anything left to pay, it goes through random outputs and tries
|
|
// to fill the next destination/amount. If it fully fills it, it will use the
|
|
// remainder to try to fill the next one as well.
|
|
// The tx size if roughly estimated as a linear function of only inputs, and a
|
|
// new tx will be created when that size goes above a given fraction of the
|
|
// max tx size. At that point, more outputs may be added if the fee cannot be
|
|
// satisfied.
|
|
// If the next output in the next tx would go to the same destination (ie, we
|
|
// cut off at a tx boundary in the middle of paying a given destination), the
|
|
// fee will be carved out of the current input if possible, to avoid having to
|
|
// add another output just for the fee and getting change.
|
|
// This system allows for sending (almost) the entire balance, since it does
|
|
// not generate spurious change in all txes, thus decreasing the instantaneous
|
|
// usable balance.
|
|
std::vector<wallet2::pending_tx> wallet2::create_transactions_2(std::vector<cryptonote::tx_destination_entry> dsts, const size_t fake_outs_count, const uint64_t unlock_time, const uint64_t fee_UNUSED, const std::vector<uint8_t> extra)
|
|
{
|
|
std::vector<size_t> unused_transfers_indices;
|
|
std::vector<size_t> unused_dust_indices;
|
|
uint64_t needed_money;
|
|
uint64_t accumulated_fee, accumulated_outputs, accumulated_change;
|
|
struct TX {
|
|
std::list<transfer_container::iterator> selected_transfers;
|
|
std::vector<cryptonote::tx_destination_entry> dsts;
|
|
cryptonote::transaction tx;
|
|
pending_tx ptx;
|
|
size_t bytes;
|
|
|
|
void add(const account_public_address &addr, uint64_t amount) {
|
|
std::vector<cryptonote::tx_destination_entry>::iterator i;
|
|
i = std::find_if(dsts.begin(), dsts.end(), [&](const cryptonote::tx_destination_entry &d) { return !memcmp (&d.addr, &addr, sizeof(addr)); });
|
|
if (i == dsts.end())
|
|
dsts.push_back(tx_destination_entry(amount,addr));
|
|
else
|
|
i->amount += amount;
|
|
}
|
|
};
|
|
std::vector<TX> txes;
|
|
bool adding_fee; // true if new outputs go towards fee, rather than destinations
|
|
uint64_t needed_fee, available_for_fee = 0;
|
|
|
|
// throw if attempting a transaction with no destinations
|
|
THROW_WALLET_EXCEPTION_IF(dsts.empty(), error::zero_destination);
|
|
|
|
// calculate total amount being sent to all destinations
|
|
// throw if total amount overflows uint64_t
|
|
needed_money = 0;
|
|
BOOST_FOREACH(auto& dt, dsts)
|
|
{
|
|
THROW_WALLET_EXCEPTION_IF(0 == dt.amount, error::zero_destination);
|
|
needed_money += dt.amount;
|
|
LOG_PRINT_L2("transfer: adding " << print_money(dt.amount) << ", for a total of " << print_money (needed_money));
|
|
THROW_WALLET_EXCEPTION_IF(needed_money < dt.amount, error::tx_sum_overflow, dsts, 0, m_testnet);
|
|
}
|
|
|
|
// throw if attempting a transaction with no money
|
|
THROW_WALLET_EXCEPTION_IF(needed_money == 0, error::zero_destination);
|
|
|
|
// gather all our dust and non dust outputs
|
|
for (size_t i = 0; i < m_transfers.size(); ++i)
|
|
{
|
|
const transfer_details& td = m_transfers[i];
|
|
if (!td.m_spent && is_transfer_unlocked(td))
|
|
{
|
|
if (is_valid_decomposed_amount(td.amount()))
|
|
unused_transfers_indices.push_back(i);
|
|
else
|
|
unused_dust_indices.push_back(i);
|
|
}
|
|
}
|
|
LOG_PRINT_L2("Starting with " << unused_transfers_indices.size() << " non-dust outputs and " << unused_dust_indices.size() << " dust outputs");
|
|
|
|
// start with an empty tx
|
|
txes.push_back(TX());
|
|
accumulated_fee = 0;
|
|
accumulated_outputs = 0;
|
|
accumulated_change = 0;
|
|
adding_fee = false;
|
|
needed_fee = 0;
|
|
|
|
// while we have something to send
|
|
while ((!dsts.empty() && dsts[0].amount > 0) || adding_fee) {
|
|
TX &tx = txes.back();
|
|
|
|
// if we need to spend money and don't have any left, we fail
|
|
if (unused_dust_indices.empty() && unused_transfers_indices.empty()) {
|
|
LOG_PRINT_L2("No more outputs to choose from");
|
|
THROW_WALLET_EXCEPTION_IF(1, error::not_enough_money, unlocked_balance(), needed_money, accumulated_fee + needed_fee);
|
|
}
|
|
|
|
// get a random unspent output and use it to pay part (or all) of the current destination (and maybe next one, etc)
|
|
// This could be more clever, but maybe at the cost of making probabilistic inferences easier
|
|
size_t idx = !unused_transfers_indices.empty() ? pop_random_value(unused_transfers_indices) : pop_random_value(unused_dust_indices);
|
|
|
|
const transfer_details &td = m_transfers[idx];
|
|
LOG_PRINT_L2("Picking output " << idx << ", amount " << print_money(td.amount()));
|
|
|
|
// add this output to the list to spend
|
|
tx.selected_transfers.push_back(m_transfers.begin() + idx);
|
|
uint64_t available_amount = td.amount();
|
|
accumulated_outputs += available_amount;
|
|
|
|
if (adding_fee)
|
|
{
|
|
LOG_PRINT_L2("We need more fee, adding it to fee");
|
|
available_for_fee += available_amount;
|
|
}
|
|
else
|
|
{
|
|
while (!dsts.empty() && dsts[0].amount <= available_amount)
|
|
{
|
|
// we can fully pay that destination
|
|
LOG_PRINT_L2("We can fully pay " << get_account_address_as_str(m_testnet, dsts[0].addr) <<
|
|
" for " << print_money(dsts[0].amount));
|
|
tx.add(dsts[0].addr, dsts[0].amount);
|
|
available_amount -= dsts[0].amount;
|
|
dsts[0].amount = 0;
|
|
pop_index(dsts, 0);
|
|
}
|
|
|
|
if (available_amount > 0 && !dsts.empty()) {
|
|
// we can partially fill that destination
|
|
LOG_PRINT_L2("We can partially pay " << get_account_address_as_str(m_testnet, dsts[0].addr) <<
|
|
" for " << print_money(available_amount) << "/" << print_money(dsts[0].amount));
|
|
tx.add(dsts[0].addr, available_amount);
|
|
dsts[0].amount -= available_amount;
|
|
available_amount = 0;
|
|
}
|
|
}
|
|
|
|
// here, check if we need to sent tx and start a new one
|
|
LOG_PRINT_L2("Considering whether to create a tx now, " << tx.selected_transfers.size() << " inputs, tx limit "
|
|
<< m_upper_transaction_size_limit);
|
|
bool try_tx;
|
|
if (adding_fee)
|
|
{
|
|
/* might not actually be enough if adding this output bumps size to next kB, but we need to try */
|
|
try_tx = available_for_fee >= needed_fee;
|
|
}
|
|
else
|
|
{
|
|
try_tx = dsts.empty() || (tx.selected_transfers.size() * (fake_outs_count+1) * APPROXIMATE_INPUT_BYTES >= TX_SIZE_TARGET(m_upper_transaction_size_limit));
|
|
}
|
|
|
|
if (try_tx) {
|
|
cryptonote::transaction test_tx;
|
|
pending_tx test_ptx;
|
|
|
|
needed_fee = 0;
|
|
|
|
LOG_PRINT_L2("Trying to create a tx now, with " << tx.dsts.size() << " destinations and " <<
|
|
tx.selected_transfers.size() << " outputs");
|
|
transfer_selected(tx.dsts, tx.selected_transfers, fake_outs_count, unlock_time, needed_fee, extra,
|
|
detail::digit_split_strategy, tx_dust_policy(::config::DEFAULT_DUST_THRESHOLD), test_tx, test_ptx);
|
|
auto txBlob = t_serializable_object_to_blob(test_ptx.tx);
|
|
uint64_t txSize = txBlob.size();
|
|
uint64_t numKB = txSize / 1024;
|
|
if (txSize % 1024)
|
|
{
|
|
numKB++;
|
|
}
|
|
needed_fee = numKB * FEE_PER_KB;
|
|
available_for_fee = test_ptx.fee + test_ptx.change_dts.amount;
|
|
LOG_PRINT_L2("Made a " << numKB << " kB tx, with " << print_money(available_for_fee) << " available for fee (" <<
|
|
print_money(needed_fee) << " needed)");
|
|
|
|
if (needed_fee > available_for_fee && dsts[0].amount > 0)
|
|
{
|
|
// we don't have enough for the fee, but we've only partially paid the current address,
|
|
// so we can take the fee from the paid amount, since we'll have to make another tx anyway
|
|
std::vector<cryptonote::tx_destination_entry>::iterator i;
|
|
i = std::find_if(tx.dsts.begin(), tx.dsts.end(),
|
|
[&](const cryptonote::tx_destination_entry &d) { return !memcmp (&d.addr, &dsts[0].addr, sizeof(dsts[0].addr)); });
|
|
THROW_WALLET_EXCEPTION_IF(i == tx.dsts.end(), error::wallet_internal_error, "paid address not found in outputs");
|
|
if (i->amount > needed_fee)
|
|
{
|
|
uint64_t new_paid_amount = i->amount /*+ test_ptx.fee*/ - needed_fee;
|
|
LOG_PRINT_L2("Adjusting amount paid to " << get_account_address_as_str(m_testnet, i->addr) << " from " <<
|
|
print_money(i->amount) << " to " << print_money(new_paid_amount) << " to accomodate " <<
|
|
print_money(needed_fee) << " fee");
|
|
dsts[0].amount += i->amount - new_paid_amount;
|
|
i->amount = new_paid_amount;
|
|
test_ptx.fee = needed_fee;
|
|
available_for_fee = needed_fee;
|
|
}
|
|
}
|
|
|
|
if (needed_fee > available_for_fee)
|
|
{
|
|
LOG_PRINT_L2("We could not make a tx, switching to fee accumulation");
|
|
|
|
adding_fee = true;
|
|
}
|
|
else
|
|
{
|
|
LOG_PRINT_L2("We made a tx, adjusting fee and saving it");
|
|
transfer_selected(tx.dsts, tx.selected_transfers, fake_outs_count, unlock_time, needed_fee, extra,
|
|
detail::digit_split_strategy, tx_dust_policy(::config::DEFAULT_DUST_THRESHOLD), test_tx, test_ptx);
|
|
txBlob = t_serializable_object_to_blob(test_ptx.tx);
|
|
LOG_PRINT_L2("Made a final " << ((txBlob.size() + 1023)/1024) << " kB tx, with " << print_money(test_ptx.fee) <<
|
|
" fee and " << print_money(test_ptx.change_dts.amount) << " change");
|
|
|
|
tx.tx = test_tx;
|
|
tx.ptx = test_ptx;
|
|
tx.bytes = txBlob.size();
|
|
accumulated_fee += test_ptx.fee;
|
|
accumulated_change += test_ptx.change_dts.amount;
|
|
adding_fee = false;
|
|
if (!dsts.empty())
|
|
{
|
|
LOG_PRINT_L2("We have more to pay, starting another tx");
|
|
txes.push_back(TX());
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (adding_fee)
|
|
{
|
|
LOG_PRINT_L1("We ran out of outputs while trying to gather final fee");
|
|
THROW_WALLET_EXCEPTION_IF(1, error::not_enough_money, unlocked_balance(), needed_money, accumulated_fee + needed_fee);
|
|
}
|
|
|
|
LOG_PRINT_L1("Done creating " << txes.size() << " transactions, " << print_money(accumulated_fee) <<
|
|
" total fee, " << print_money(accumulated_change) << " total change");
|
|
|
|
std::vector<wallet2::pending_tx> ptx_vector;
|
|
for (std::vector<TX>::iterator i = txes.begin(); i != txes.end(); ++i)
|
|
{
|
|
TX &tx = *i;
|
|
uint64_t tx_money = 0;
|
|
for (std::list<transfer_container::iterator>::const_iterator mi = tx.selected_transfers.begin(); mi != tx.selected_transfers.end(); ++mi)
|
|
tx_money += (*mi)->amount();
|
|
LOG_PRINT_L1(" Transaction " << (1+std::distance(txes.begin(), i)) << "/" << txes.size() <<
|
|
": " << (tx.bytes+1023)/1024 << " kB, sending " << print_money(tx_money) << " in " << tx.selected_transfers.size() <<
|
|
" outputs to " << tx.dsts.size() << " destination(s), including " <<
|
|
print_money(tx.ptx.fee) << " fee, " << print_money(tx.ptx.change_dts.amount) << " change");
|
|
ptx_vector.push_back(tx.ptx);
|
|
}
|
|
|
|
// if we made it this far, we're OK to actually send the transactions
|
|
return ptx_vector;
|
|
}
|
|
|
|
uint64_t wallet2::unlocked_dust_balance(const tx_dust_policy &dust_policy) const
|
|
{
|
|
uint64_t money = 0;
|
|
std::list<transfer_container::iterator> selected_transfers;
|
|
for (transfer_container::const_iterator i = m_transfers.begin(); i != m_transfers.end(); ++i)
|
|
{
|
|
const transfer_details& td = *i;
|
|
if (!td.m_spent && td.amount() < dust_policy.dust_threshold && is_transfer_unlocked(td))
|
|
{
|
|
money += td.amount();
|
|
}
|
|
}
|
|
return money;
|
|
}
|
|
|
|
template<typename T>
|
|
void wallet2::transfer_dust(size_t num_outputs, uint64_t unlock_time, uint64_t needed_fee, T destination_split_strategy, const tx_dust_policy& dust_policy, const std::vector<uint8_t> &extra, cryptonote::transaction& tx, pending_tx &ptx)
|
|
{
|
|
using namespace cryptonote;
|
|
|
|
// select all dust inputs for transaction
|
|
// throw if there are none
|
|
uint64_t money = 0;
|
|
std::list<transfer_container::iterator> selected_transfers;
|
|
for (transfer_container::iterator i = m_transfers.begin(); i != m_transfers.end(); ++i)
|
|
{
|
|
const transfer_details& td = *i;
|
|
if (!td.m_spent && (td.amount() < dust_policy.dust_threshold || !is_valid_decomposed_amount(td.amount())) && is_transfer_unlocked(td))
|
|
{
|
|
selected_transfers.push_back (i);
|
|
money += td.amount();
|
|
if (selected_transfers.size() >= num_outputs)
|
|
break;
|
|
}
|
|
}
|
|
|
|
// we don't allow no output to self, easier, but one may want to burn the dust if = fee
|
|
THROW_WALLET_EXCEPTION_IF(money <= needed_fee, error::not_enough_money, money, needed_fee, needed_fee);
|
|
|
|
typedef cryptonote::tx_source_entry::output_entry tx_output_entry;
|
|
|
|
//prepare inputs
|
|
size_t i = 0;
|
|
std::vector<cryptonote::tx_source_entry> sources;
|
|
BOOST_FOREACH(transfer_container::iterator it, selected_transfers)
|
|
{
|
|
sources.resize(sources.size()+1);
|
|
cryptonote::tx_source_entry& src = sources.back();
|
|
transfer_details& td = *it;
|
|
src.amount = td.amount();
|
|
|
|
//paste real transaction to the random index
|
|
auto it_to_insert = std::find_if(src.outputs.begin(), src.outputs.end(), [&](const tx_output_entry& a)
|
|
{
|
|
return a.first >= td.m_global_output_index;
|
|
});
|
|
tx_output_entry real_oe;
|
|
real_oe.first = td.m_global_output_index;
|
|
real_oe.second = boost::get<txout_to_key>(td.m_tx.vout[td.m_internal_output_index].target).key;
|
|
auto interted_it = src.outputs.insert(it_to_insert, real_oe);
|
|
src.real_out_tx_key = get_tx_pub_key_from_extra(td.m_tx);
|
|
src.real_output = interted_it - src.outputs.begin();
|
|
src.real_output_in_tx_index = td.m_internal_output_index;
|
|
detail::print_source_entry(src);
|
|
++i;
|
|
}
|
|
|
|
cryptonote::tx_destination_entry change_dts = AUTO_VAL_INIT(change_dts);
|
|
|
|
std::vector<cryptonote::tx_destination_entry> dsts;
|
|
uint64_t money_back = money - needed_fee;
|
|
if (dust_policy.dust_threshold > 0)
|
|
money_back = money_back - money_back % dust_policy.dust_threshold;
|
|
dsts.push_back(cryptonote::tx_destination_entry(money_back, m_account_public_address));
|
|
std::vector<cryptonote::tx_destination_entry> splitted_dsts, dust;
|
|
destination_split_strategy(dsts, change_dts, dust_policy.dust_threshold, splitted_dsts, dust);
|
|
BOOST_FOREACH(auto& d, dust) {
|
|
THROW_WALLET_EXCEPTION_IF(dust_policy.dust_threshold < d.amount, error::wallet_internal_error, "invalid dust value: dust = " +
|
|
std::to_string(d.amount) + ", dust_threshold = " + std::to_string(dust_policy.dust_threshold));
|
|
}
|
|
|
|
crypto::secret_key tx_key;
|
|
bool r = cryptonote::construct_tx_and_get_tx_key(m_account.get_keys(), sources, splitted_dsts, extra, tx, unlock_time, tx_key);
|
|
THROW_WALLET_EXCEPTION_IF(!r, error::tx_not_constructed, sources, splitted_dsts, unlock_time, m_testnet);
|
|
THROW_WALLET_EXCEPTION_IF(m_upper_transaction_size_limit <= get_object_blobsize(tx), error::tx_too_big, tx, m_upper_transaction_size_limit);
|
|
|
|
std::string key_images;
|
|
bool all_are_txin_to_key = std::all_of(tx.vin.begin(), tx.vin.end(), [&](const txin_v& s_e) -> bool
|
|
{
|
|
CHECKED_GET_SPECIFIC_VARIANT(s_e, const txin_to_key, in, false);
|
|
key_images += boost::to_string(in.k_image) + " ";
|
|
return true;
|
|
});
|
|
THROW_WALLET_EXCEPTION_IF(!all_are_txin_to_key, error::unexpected_txin_type, tx);
|
|
|
|
ptx.key_images = key_images;
|
|
ptx.fee = money - money_back;
|
|
ptx.dust = 0;
|
|
ptx.tx = tx;
|
|
ptx.change_dts = change_dts;
|
|
ptx.selected_transfers = selected_transfers;
|
|
ptx.tx_key = tx_key;
|
|
ptx.dests = dsts;
|
|
}
|
|
|
|
//----------------------------------------------------------------------------------------------------
|
|
std::vector<wallet2::pending_tx> wallet2::create_dust_sweep_transactions()
|
|
{
|
|
tx_dust_policy dust_policy(::config::DEFAULT_DUST_THRESHOLD);
|
|
|
|
size_t num_dust_outputs = 0;
|
|
for (transfer_container::const_iterator i = m_transfers.begin(); i != m_transfers.end(); ++i)
|
|
{
|
|
const transfer_details& td = *i;
|
|
if (!td.m_spent && (td.amount() < dust_policy.dust_threshold || !is_valid_decomposed_amount(td.amount())) && is_transfer_unlocked(td))
|
|
{
|
|
num_dust_outputs++;
|
|
}
|
|
}
|
|
|
|
// failsafe split attempt counter
|
|
size_t attempt_count = 0;
|
|
|
|
for(attempt_count = 1; ;attempt_count++)
|
|
{
|
|
size_t num_tx = 0.5 + pow(1.7,attempt_count-1);
|
|
size_t num_outputs_per_tx = (num_dust_outputs + num_tx - 1) / num_tx;
|
|
|
|
std::vector<pending_tx> ptx_vector;
|
|
try
|
|
{
|
|
// for each new tx
|
|
for (size_t i=0; i<num_tx;++i)
|
|
{
|
|
cryptonote::transaction tx;
|
|
pending_tx ptx;
|
|
std::vector<uint8_t> extra;
|
|
|
|
// loop until fee is met without increasing tx size to next KB boundary.
|
|
uint64_t needed_fee = 0;
|
|
if (1)
|
|
{
|
|
transfer_dust(num_outputs_per_tx, (uint64_t)0 /* unlock_time */, 0, detail::digit_split_strategy, dust_policy, extra, tx, ptx);
|
|
auto txBlob = t_serializable_object_to_blob(ptx.tx);
|
|
uint64_t txSize = txBlob.size();
|
|
uint64_t numKB = txSize / 1024;
|
|
if (txSize % 1024)
|
|
{
|
|
numKB++;
|
|
}
|
|
needed_fee = numKB * FEE_PER_KB;
|
|
|
|
// reroll the tx with the actual amount minus the fee
|
|
// if there's not enough for the fee, it'll throw
|
|
transfer_dust(num_outputs_per_tx, (uint64_t)0 /* unlock_time */, needed_fee, detail::digit_split_strategy, dust_policy, extra, tx, ptx);
|
|
txBlob = t_serializable_object_to_blob(ptx.tx);
|
|
}
|
|
|
|
ptx_vector.push_back(ptx);
|
|
|
|
// mark transfers to be used as "spent"
|
|
BOOST_FOREACH(transfer_container::iterator it, ptx.selected_transfers)
|
|
it->m_spent = true;
|
|
}
|
|
|
|
// if we made it this far, we've selected our transactions. committing them will mark them spent,
|
|
// so this is a failsafe in case they don't go through
|
|
// unmark pending tx transfers as spent
|
|
for (auto & ptx : ptx_vector)
|
|
{
|
|
// mark transfers to be used as not spent
|
|
BOOST_FOREACH(transfer_container::iterator it2, ptx.selected_transfers)
|
|
it2->m_spent = false;
|
|
|
|
}
|
|
|
|
// if we made it this far, we're OK to actually send the transactions
|
|
return ptx_vector;
|
|
|
|
}
|
|
// only catch this here, other exceptions need to pass through to the calling function
|
|
catch (const tools::error::tx_too_big& e)
|
|
{
|
|
|
|
// unmark pending tx transfers as spent
|
|
for (auto & ptx : ptx_vector)
|
|
{
|
|
// mark transfers to be used as not spent
|
|
BOOST_FOREACH(transfer_container::iterator it2, ptx.selected_transfers)
|
|
it2->m_spent = false;
|
|
|
|
}
|
|
|
|
if (attempt_count >= MAX_SPLIT_ATTEMPTS)
|
|
{
|
|
throw;
|
|
}
|
|
}
|
|
catch (...)
|
|
{
|
|
// in case of some other exception, make sure any tx in queue are marked unspent again
|
|
|
|
// unmark pending tx transfers as spent
|
|
for (auto & ptx : ptx_vector)
|
|
{
|
|
// mark transfers to be used as not spent
|
|
BOOST_FOREACH(transfer_container::iterator it2, ptx.selected_transfers)
|
|
it2->m_spent = false;
|
|
|
|
}
|
|
|
|
throw;
|
|
}
|
|
}
|
|
}
|
|
|
|
bool wallet2::get_tx_key(const crypto::hash &txid, crypto::secret_key &tx_key) const
|
|
{
|
|
const std::unordered_map<crypto::hash, crypto::secret_key>::const_iterator i = m_tx_keys.find(txid);
|
|
if (i == m_tx_keys.end())
|
|
return false;
|
|
tx_key = i->second;
|
|
return true;
|
|
}
|
|
|
|
//----------------------------------------------------------------------------------------------------
|
|
void wallet2::generate_genesis(cryptonote::block& b) {
|
|
if (m_testnet)
|
|
{
|
|
cryptonote::generate_genesis_block(b, config::testnet::GENESIS_TX, config::testnet::GENESIS_NONCE);
|
|
}
|
|
else
|
|
{
|
|
cryptonote::generate_genesis_block(b, config::GENESIS_TX, config::GENESIS_NONCE);
|
|
}
|
|
}
|
|
}
|