336 lines
10 KiB
C++
Executable file
336 lines
10 KiB
C++
Executable file
// Copyright (c) 2011-2016 The Cryptonote developers
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// Distributed under the MIT/X11 software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#include "TransactionApiHelpers.h"
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#include "CryptoNoteCore/TransactionApi.h"
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using namespace CryptoNote;
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using namespace Crypto;
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namespace {
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const std::vector<AccountBase>& getMsigAccounts() {
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static std::vector<AccountBase> msigAccounts = { generateAccount(), generateAccount() };
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return msigAccounts;
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}
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}
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TestTransactionBuilder::TestTransactionBuilder() {
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tx = createTransaction();
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}
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TestTransactionBuilder::TestTransactionBuilder(const BinaryArray& txTemplate, const Crypto::SecretKey& secretKey) {
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tx = createTransaction(txTemplate);
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tx->setTransactionSecretKey(secretKey);
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}
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PublicKey TestTransactionBuilder::getTransactionPublicKey() const {
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return tx->getTransactionPublicKey();
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}
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void TestTransactionBuilder::appendExtra(const BinaryArray& extraData) {
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tx->appendExtra(extraData);
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}
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void TestTransactionBuilder::setUnlockTime(uint64_t time) {
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tx->setUnlockTime(time);
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}
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size_t TestTransactionBuilder::addTestInput(uint64_t amount, const AccountKeys& senderKeys) {
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using namespace TransactionTypes;
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TransactionTypes::InputKeyInfo info;
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PublicKey targetKey;
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CryptoNote::KeyPair srcTxKeys = CryptoNote::generateKeyPair();
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derivePublicKey(senderKeys, srcTxKeys.publicKey, 5, targetKey);
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TransactionTypes::GlobalOutput gout = { targetKey, 0 };
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info.amount = amount;
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info.outputs.push_back(gout);
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info.realOutput.transactionIndex = 0;
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info.realOutput.outputInTransaction = 5;
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info.realOutput.transactionPublicKey = reinterpret_cast<const PublicKey&>(srcTxKeys.publicKey);
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KeyPair ephKeys;
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size_t idx = tx->addInput(senderKeys, info, ephKeys);
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keys[idx] = std::make_pair(info, ephKeys);
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return idx;
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}
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size_t TestTransactionBuilder::addTestInput(uint64_t amount, std::vector<uint32_t> gouts, const AccountKeys& senderKeys) {
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using namespace TransactionTypes;
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TransactionTypes::InputKeyInfo info;
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PublicKey targetKey;
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CryptoNote::KeyPair srcTxKeys = CryptoNote::generateKeyPair();
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derivePublicKey(senderKeys, srcTxKeys.publicKey, 5, targetKey);
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TransactionTypes::GlobalOutput gout = { targetKey, 0 };
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info.amount = amount;
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info.outputs.push_back(gout);
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PublicKey pk;
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SecretKey sk;
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for (auto out : gouts) {
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Crypto::generate_keys(pk, sk);
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info.outputs.push_back(TransactionTypes::GlobalOutput{ pk, out });
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}
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info.realOutput.transactionIndex = 0;
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info.realOutput.outputInTransaction = 5;
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info.realOutput.transactionPublicKey = reinterpret_cast<const PublicKey&>(srcTxKeys.publicKey);
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KeyPair ephKeys;
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size_t idx = tx->addInput(senderKeys, info, ephKeys);
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keys[idx] = std::make_pair(info, ephKeys);
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return idx;
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}
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void TestTransactionBuilder::addInput(const AccountKeys& senderKeys, const TransactionOutputInformation& t) {
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TransactionTypes::InputKeyInfo info;
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info.amount = t.amount;
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TransactionTypes::GlobalOutput globalOut;
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globalOut.outputIndex = t.globalOutputIndex;
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globalOut.targetKey = t.outputKey;
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info.outputs.push_back(globalOut);
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info.realOutput.outputInTransaction = t.outputInTransaction;
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info.realOutput.transactionIndex = 0;
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info.realOutput.transactionPublicKey = t.transactionPublicKey;
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KeyPair ephKeys;
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size_t idx = tx->addInput(senderKeys, info, ephKeys);
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keys[idx] = std::make_pair(info, ephKeys);
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}
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void TestTransactionBuilder::addTestMultisignatureInput(uint64_t amount, const TransactionOutputInformation& t) {
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MultisignatureInput input;
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input.amount = amount;
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input.outputIndex = t.globalOutputIndex;
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input.signatureCount = t.requiredSignatures;
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size_t idx = tx->addInput(input);
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msigInputs[idx] = MsigInfo{ t.transactionPublicKey, t.outputInTransaction, getMsigAccounts() };
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}
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size_t TestTransactionBuilder::addFakeMultisignatureInput(uint64_t amount, uint32_t globalOutputIndex, size_t signatureCount) {
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MultisignatureInput input;
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input.amount = amount;
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input.outputIndex = globalOutputIndex;
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input.signatureCount = static_cast<uint8_t>(signatureCount);
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size_t idx = tx->addInput(input);
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std::vector<AccountBase> accs;
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for (size_t i = 0; i < signatureCount; ++i) {
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accs.push_back(generateAccount());
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}
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msigInputs[idx] = MsigInfo{ Crypto::rand<PublicKey>(), 0, std::move(accs) };
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return idx;
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}
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TransactionOutputInformationIn TestTransactionBuilder::addTestKeyOutput(uint64_t amount, uint32_t globalOutputIndex, const AccountKeys& senderKeys) {
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uint32_t index = static_cast<uint32_t>(tx->addOutput(amount, senderKeys.address));
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uint64_t amount_;
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KeyOutput output;
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tx->getOutput(index, output, amount_);
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TransactionOutputInformationIn outputInfo;
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outputInfo.type = TransactionTypes::OutputType::Key;
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outputInfo.amount = amount_;
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outputInfo.globalOutputIndex = globalOutputIndex;
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outputInfo.outputInTransaction = index;
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outputInfo.transactionPublicKey = tx->getTransactionPublicKey();
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outputInfo.outputKey = output.key;
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outputInfo.keyImage = generateKeyImage(senderKeys, index, tx->getTransactionPublicKey());
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return outputInfo;
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}
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TransactionOutputInformationIn TestTransactionBuilder::addTestMultisignatureOutput(uint64_t amount, std::vector<AccountPublicAddress>& addresses, uint32_t globalOutputIndex) {
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uint32_t index = static_cast<uint32_t>(tx->addOutput(amount, addresses, static_cast<uint32_t>(addresses.size())));
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uint64_t _amount;
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MultisignatureOutput output;
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tx->getOutput(index, output, _amount);
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TransactionOutputInformationIn outputInfo;
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outputInfo.type = TransactionTypes::OutputType::Multisignature;
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outputInfo.amount = _amount;
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outputInfo.globalOutputIndex = globalOutputIndex;
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outputInfo.outputInTransaction = index;
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outputInfo.transactionPublicKey = tx->getTransactionPublicKey();
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// Doesn't used in multisignature output, so can contain garbage
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outputInfo.keyImage = generateKeyImage();
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outputInfo.requiredSignatures = output.requiredSignatureCount;
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return outputInfo;
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}
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TransactionOutputInformationIn TestTransactionBuilder::addTestMultisignatureOutput(uint64_t amount, uint32_t globalOutputIndex) {
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std::vector<AccountPublicAddress> multisigAddresses;
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for (const auto& acc : getMsigAccounts()) {
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multisigAddresses.push_back(acc.getAccountKeys().address);
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}
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return addTestMultisignatureOutput(amount, multisigAddresses, globalOutputIndex);
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}
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size_t TestTransactionBuilder::addOutput(uint64_t amount, const AccountPublicAddress& to) {
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return tx->addOutput(amount, to);
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}
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size_t TestTransactionBuilder::addOutput(uint64_t amount, const KeyOutput& out) {
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return tx->addOutput(amount, out);
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}
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size_t TestTransactionBuilder::addOutput(uint64_t amount, const MultisignatureOutput& out) {
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return tx->addOutput(amount, out);
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}
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std::unique_ptr<ITransactionReader> TestTransactionBuilder::build() {
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for (const auto& kv : keys) {
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tx->signInputKey(kv.first, kv.second.first, kv.second.second);
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}
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for (const auto& kv : msigInputs) {
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for (const auto& acc : kv.second.accounts) {
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tx->signInputMultisignature(kv.first, kv.second.transactionKey, kv.second.outputIndex, acc.getAccountKeys());
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}
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}
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transactionHash = tx->getTransactionHash();
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keys.clear();
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return std::move(tx);
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}
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Crypto::Hash TestTransactionBuilder::getTransactionHash() const {
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return transactionHash;
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}
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FusionTransactionBuilder::FusionTransactionBuilder(const Currency& currency, uint64_t amount) :
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m_currency(currency),
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m_amount(amount),
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m_firstInput(0),
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m_firstOutput(0),
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m_fee(0),
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m_extraSize(0),
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m_inputCount(currency.fusionTxMinInputCount()) {
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}
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uint64_t FusionTransactionBuilder::getAmount() const {
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return m_amount;
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}
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void FusionTransactionBuilder::setAmount(uint64_t val) {
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m_amount = val;
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}
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uint64_t FusionTransactionBuilder::getFirstInput() const {
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return m_firstInput;
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}
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void FusionTransactionBuilder::setFirstInput(uint64_t val) {
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m_firstInput = val;
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}
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uint64_t FusionTransactionBuilder::getFirstOutput() const {
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return m_firstOutput;
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}
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void FusionTransactionBuilder::setFirstOutput(uint64_t val) {
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m_firstOutput = val;
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}
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uint64_t FusionTransactionBuilder::getFee() const {
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return m_fee;
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}
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void FusionTransactionBuilder::setFee(uint64_t val) {
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m_fee = val;
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}
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size_t FusionTransactionBuilder::getExtraSize() const {
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return m_extraSize;
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}
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void FusionTransactionBuilder::setExtraSize(size_t val) {
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m_extraSize = val;
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}
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size_t FusionTransactionBuilder::getInputCount() const {
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return m_inputCount;
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}
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void FusionTransactionBuilder::setInputCount(size_t val) {
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m_inputCount = val;
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}
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std::unique_ptr<ITransactionReader> FusionTransactionBuilder::buildReader() const {
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assert(m_inputCount > 0);
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assert(m_firstInput <= m_amount);
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assert(m_amount > m_currency.defaultDustThreshold());
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TestTransactionBuilder builder;
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if (m_extraSize != 0) {
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builder.appendExtra(BinaryArray(m_extraSize, 0));
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}
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if (m_firstInput != 0) {
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builder.addTestInput(m_firstInput);
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}
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if (m_amount > m_firstInput) {
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builder.addTestInput(m_amount - m_firstInput - (m_inputCount - 1) * m_currency.defaultDustThreshold());
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for (size_t i = 0; i < m_inputCount - 1; ++i) {
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builder.addTestInput(m_currency.defaultDustThreshold());
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}
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}
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AccountPublicAddress address = generateAddress();
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std::vector<uint64_t> outputAmounts;
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assert(m_amount >= m_firstOutput + m_fee);
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decomposeAmount(m_amount - m_firstOutput - m_fee, m_currency.defaultDustThreshold(), outputAmounts);
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std::sort(outputAmounts.begin(), outputAmounts.end());
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if (m_firstOutput != 0) {
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builder.addOutput(m_firstOutput, address);
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}
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for (auto outAmount : outputAmounts) {
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builder.addOutput(outAmount, address);
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}
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return builder.build();
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}
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Transaction FusionTransactionBuilder::buildTx() const {
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return convertTx(*buildReader());
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}
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Transaction FusionTransactionBuilder::createFusionTransactionBySize(size_t targetSize) {
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auto tx = buildReader();
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size_t realSize = tx->getTransactionData().size();
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if (realSize < targetSize) {
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setExtraSize(targetSize - realSize);
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tx = buildReader();
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realSize = tx->getTransactionData().size();
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if (realSize > targetSize) {
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setExtraSize(getExtraSize() - 1);
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tx = buildReader();
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}
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}
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return convertTx(*tx);
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}
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