danicoin/tests/CoreTests/TransactionBuilder.h
2015-07-30 16:22:07 +01:00

79 lines
2.9 KiB
C++

// Copyright (c) 2012-2015, The CryptoNote developers, The Bytecoin developers
//
// This file is part of Bytecoin.
//
// Bytecoin is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Bytecoin is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with Bytecoin. If not, see <http://www.gnu.org/licenses/>.
#pragma once
#include "CryptoNoteCore/Account.h"
#include "CryptoNoteCore/CryptoNoteFormatUtils.h"
#include "CryptoNoteCore/Currency.h"
class TransactionBuilder {
public:
typedef std::vector<CryptoNote::AccountKeys> KeysVector;
typedef std::vector<Crypto::Signature> SignatureVector;
typedef std::vector<SignatureVector> SignatureMultivector;
struct MultisignatureSource {
CryptoNote::MultisignatureInput input;
KeysVector keys;
Crypto::PublicKey srcTxPubKey;
size_t srcOutputIndex;
};
TransactionBuilder(const CryptoNote::Currency& currency, uint64_t unlockTime = 0);
// regenerate transaction keys
TransactionBuilder& newTxKeys();
TransactionBuilder& setTxKeys(const CryptoNote::KeyPair& txKeys);
// inputs
TransactionBuilder& setInput(const std::vector<CryptoNote::TransactionSourceEntry>& sources, const CryptoNote::AccountKeys& senderKeys);
TransactionBuilder& addMultisignatureInput(const MultisignatureSource& source);
// outputs
TransactionBuilder& setOutput(const std::vector<CryptoNote::TransactionDestinationEntry>& destinations);
TransactionBuilder& addOutput(const CryptoNote::TransactionDestinationEntry& dest);
TransactionBuilder& addMultisignatureOut(uint64_t amount, const KeysVector& keys, uint32_t required);
CryptoNote::Transaction build() const;
std::vector<CryptoNote::TransactionSourceEntry> m_sources;
std::vector<CryptoNote::TransactionDestinationEntry> m_destinations;
private:
void fillInputs(CryptoNote::Transaction& tx, std::vector<CryptoNote::KeyPair>& contexts) const;
void fillOutputs(CryptoNote::Transaction& tx) const;
void signSources(const Crypto::Hash& prefixHash, const std::vector<CryptoNote::KeyPair>& contexts, CryptoNote::Transaction& tx) const;
struct MultisignatureDestination {
uint64_t amount;
uint32_t requiredSignatures;
KeysVector keys;
};
CryptoNote::AccountKeys m_senderKeys;
std::vector<MultisignatureSource> m_msigSources;
std::vector<MultisignatureDestination> m_msigDestinations;
size_t m_version;
uint64_t m_unlockTime;
CryptoNote::KeyPair m_txKey;
const CryptoNote::Currency& m_currency;
};