67 lines
2.3 KiB
C++
67 lines
2.3 KiB
C++
// Copyright (c) 2011-2015 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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#pragma once
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#include "cryptonote_core/account.h"
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#include "cryptonote_core/cryptonote_format_utils.h"
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#include "cryptonote_core/Currency.h"
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class TransactionBuilder {
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public:
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typedef std::vector<cryptonote::account_keys> KeysVector;
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typedef std::vector<crypto::signature> SignatureVector;
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typedef std::vector<SignatureVector> SignatureMultivector;
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struct MultisignatureSource {
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cryptonote::TransactionInputMultisignature input;
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KeysVector keys;
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crypto::public_key srcTxPubKey;
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size_t srcOutputIndex;
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};
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TransactionBuilder(const cryptonote::Currency& currency, uint64_t unlockTime = 0);
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// regenerate transaction keys
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TransactionBuilder& newTxKeys();
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TransactionBuilder& setTxKeys(const cryptonote::KeyPair& txKeys);
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// inputs
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TransactionBuilder& setInput(const std::vector<cryptonote::tx_source_entry>& sources, const cryptonote::account_keys& senderKeys);
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TransactionBuilder& addMultisignatureInput(const MultisignatureSource& source);
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// outputs
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TransactionBuilder& setOutput(const std::vector<cryptonote::tx_destination_entry>& destinations);
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TransactionBuilder& addOutput(const cryptonote::tx_destination_entry& dest);
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TransactionBuilder& addMultisignatureOut(uint64_t amount, const KeysVector& keys, uint32_t required);
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cryptonote::Transaction build() const;
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std::vector<cryptonote::tx_source_entry> m_sources;
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std::vector<cryptonote::tx_destination_entry> m_destinations;
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private:
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void fillInputs(cryptonote::Transaction& tx, std::vector<cryptonote::KeyPair>& contexts) const;
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void fillOutputs(cryptonote::Transaction& tx) const;
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void signSources(const crypto::hash& prefixHash, const std::vector<cryptonote::KeyPair>& contexts, cryptonote::Transaction& tx) const;
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struct MultisignatureDestination {
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uint64_t amount;
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uint32_t requiredSignatures;
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KeysVector keys;
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};
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cryptonote::account_keys m_senderKeys;
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std::vector<MultisignatureSource> m_msigSources;
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std::vector<MultisignatureDestination> m_msigDestinations;
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size_t m_version;
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uint64_t m_unlockTime;
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cryptonote::KeyPair m_txKey;
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const cryptonote::Currency& m_currency;
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};
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