tx_verify.h

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// Copyright (c) 2018-2020 The Bitcoin developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.

#ifndef BITCOIN_CONSENSUS_TX_VERIFY_H
#define BITCOIN_CONSENSUS_TX_VERIFY_H

#include <cstdint>
#include <vector>

struct Amount;
class CBlockIndex;
class CCoinsViewCache;
class CTransaction;
class TxValidationState;

namespace Consensus {
struct Params;

bool CheckTxInputs(const CTransaction &tx, TxValidationState &state,
                   const CCoinsViewCache &inputs, int nSpendHeight,
                   Amount &txfee);

} // namespace Consensus

bool ContextualCheckTransaction(const Consensus::Params &params,
                                const CTransaction &tx,
                                TxValidationState &state, int nHeight,
                                int64_t nLockTimeCutoff,
                                int64_t nMedianTimePast);

std::pair<int, int64_t> CalculateSequenceLocks(const CTransaction &tx,
                                               int flags,
                                               std::vector<int> &prevHeights,
                                               const CBlockIndex &block);

bool EvaluateSequenceLocks(const CBlockIndex &block,
                           std::pair<int, int64_t> lockPair);

bool SequenceLocks(const CTransaction &tx, int flags,
                   std::vector<int> &prevHeights, const CBlockIndex &block);

#endif // BITCOIN_CONSENSUS_TX_VERIFY_H