91 lines
2.6 KiB
C++
Executable file
91 lines
2.6 KiB
C++
Executable file
// Copyright (c) 2012-2015, The CryptoNote developers, The Bytecoin developers
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//
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// This file is part of Bytecoin.
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//
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// Bytecoin is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Bytecoin is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with Bytecoin. If not, see <http://www.gnu.org/licenses/>.
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#pragma once
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#include "CryptoNoteFormatUtils.h"
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#include "TransactionExtra.h"
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namespace CryptoNote {
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class TransactionExtra {
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public:
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TransactionExtra() {}
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TransactionExtra(const std::vector<uint8_t>& extra) {
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parse(extra);
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}
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bool parse(const std::vector<uint8_t>& extra) {
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fields.clear();
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return CryptoNote::parseTransactionExtra(extra, fields);
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}
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template <typename T>
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bool get(T& value) const {
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auto it = find(typeid(T));
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if (it == fields.end()) {
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return false;
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}
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value = boost::get<T>(*it);
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return true;
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}
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template <typename T>
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void set(const T& value) {
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auto it = find(typeid(T));
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if (it != fields.end()) {
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*it = value;
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} else {
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fields.push_back(value);
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}
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}
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template <typename T>
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void append(const T& value) {
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fields.push_back(value);
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}
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bool getPublicKey(Crypto::PublicKey& pk) const {
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CryptoNote::TransactionExtraPublicKey extraPk;
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if (!get(extraPk)) {
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return false;
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}
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pk = extraPk.publicKey;
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return true;
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}
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std::vector<uint8_t> serialize() const {
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std::vector<uint8_t> extra;
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writeTransactionExtra(extra, fields);
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return extra;
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}
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private:
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std::vector<CryptoNote::TransactionExtraField>::const_iterator find(const std::type_info& t) const {
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return std::find_if(fields.begin(), fields.end(), [&t](const CryptoNote::TransactionExtraField& f) { return t == f.type(); });
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}
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std::vector<CryptoNote::TransactionExtraField>::iterator find(const std::type_info& t) {
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return std::find_if(fields.begin(), fields.end(), [&t](const CryptoNote::TransactionExtraField& f) { return t == f.type(); });
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}
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std::vector<CryptoNote::TransactionExtraField> fields;
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};
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}
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