danicoin/include/ITransaction.h
2016-01-18 15:33:29 +00:00

129 lines
4.2 KiB
C++

// Copyright (c) 2011-2016 The Cryptonote developers
// Distributed under the MIT/X11 software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#pragma once
#include <array>
#include <cstdint>
#include <string>
#include <vector>
#include "CryptoNote.h"
namespace CryptoNote {
namespace TransactionTypes {
enum class InputType : uint8_t { Invalid, Key, Multisignature, Generating };
enum class OutputType : uint8_t { Invalid, Key, Multisignature };
struct GlobalOutput {
Crypto::PublicKey targetKey;
uint32_t outputIndex;
};
typedef std::vector<GlobalOutput> GlobalOutputsContainer;
struct OutputKeyInfo {
Crypto::PublicKey transactionPublicKey;
size_t transactionIndex;
size_t outputInTransaction;
};
struct InputKeyInfo {
uint64_t amount;
GlobalOutputsContainer outputs;
OutputKeyInfo realOutput;
};
}
//
// ITransactionReader
//
class ITransactionReader {
public:
virtual ~ITransactionReader() { }
virtual Crypto::Hash getTransactionHash() const = 0;
virtual Crypto::Hash getTransactionPrefixHash() const = 0;
virtual Crypto::PublicKey getTransactionPublicKey() const = 0;
virtual bool getTransactionSecretKey(Crypto::SecretKey& key) const = 0;
virtual uint64_t getUnlockTime() const = 0;
// extra
virtual bool getPaymentId(Crypto::Hash& paymentId) const = 0;
virtual bool getExtraNonce(BinaryArray& nonce) const = 0;
virtual BinaryArray getExtra() const = 0;
// inputs
virtual size_t getInputCount() const = 0;
virtual uint64_t getInputTotalAmount() const = 0;
virtual TransactionTypes::InputType getInputType(size_t index) const = 0;
virtual void getInput(size_t index, KeyInput& input) const = 0;
virtual void getInput(size_t index, MultisignatureInput& input) const = 0;
// outputs
virtual size_t getOutputCount() const = 0;
virtual uint64_t getOutputTotalAmount() const = 0;
virtual TransactionTypes::OutputType getOutputType(size_t index) const = 0;
virtual void getOutput(size_t index, KeyOutput& output, uint64_t& amount) const = 0;
virtual void getOutput(size_t index, MultisignatureOutput& output, uint64_t& amount) const = 0;
// signatures
virtual size_t getRequiredSignaturesCount(size_t inputIndex) const = 0;
virtual bool findOutputsToAccount(const AccountPublicAddress& addr, const Crypto::SecretKey& viewSecretKey, std::vector<uint32_t>& outs, uint64_t& outputAmount) const = 0;
// various checks
virtual bool validateInputs() const = 0;
virtual bool validateOutputs() const = 0;
virtual bool validateSignatures() const = 0;
// serialized transaction
virtual BinaryArray getTransactionData() const = 0;
};
//
// ITransactionWriter
//
class ITransactionWriter {
public:
virtual ~ITransactionWriter() { }
// transaction parameters
virtual void setUnlockTime(uint64_t unlockTime) = 0;
// extra
virtual void setPaymentId(const Crypto::Hash& paymentId) = 0;
virtual void setExtraNonce(const BinaryArray& nonce) = 0;
virtual void appendExtra(const BinaryArray& extraData) = 0;
// Inputs/Outputs
virtual size_t addInput(const KeyInput& input) = 0;
virtual size_t addInput(const MultisignatureInput& input) = 0;
virtual size_t addInput(const AccountKeys& senderKeys, const TransactionTypes::InputKeyInfo& info, KeyPair& ephKeys) = 0;
virtual size_t addOutput(uint64_t amount, const AccountPublicAddress& to) = 0;
virtual size_t addOutput(uint64_t amount, const std::vector<AccountPublicAddress>& to, uint32_t requiredSignatures) = 0;
virtual size_t addOutput(uint64_t amount, const KeyOutput& out) = 0;
virtual size_t addOutput(uint64_t amount, const MultisignatureOutput& out) = 0;
// transaction info
virtual void setTransactionSecretKey(const Crypto::SecretKey& key) = 0;
// signing
virtual void signInputKey(size_t input, const TransactionTypes::InputKeyInfo& info, const KeyPair& ephKeys) = 0;
virtual void signInputMultisignature(size_t input, const Crypto::PublicKey& sourceTransactionKey, size_t outputIndex, const AccountKeys& accountKeys) = 0;
virtual void signInputMultisignature(size_t input, const KeyPair& ephemeralKeys) = 0;
};
class ITransaction :
public ITransactionReader,
public ITransactionWriter {
public:
virtual ~ITransaction() { }
};
}