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// Copyright (c) 2009-2010 Satoshi Nakamoto
// Copyright (c) 2009-2017 The Starwels developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or
#include <amount.h>
class CBlockPolicyEstimator;
class CCoinControl;
class CFeeRate;
class CTxMemPool;
struct FeeCalculation;
* Return the minimum required fee taking into account the
* floating relay fee and user set minimum transaction fee
CAmount GetRequiredFee(unsigned int nTxBytes);
* Estimate the minimum fee considering user set parameters
* and the required fee
CAmount GetMinimumFee(unsigned int nTxBytes, const CCoinControl& coin_control, const CTxMemPool& pool, const CBlockPolicyEstimator& estimator, FeeCalculation *feeCalc);
* Return the maximum feerate for discarding change.
CFeeRate GetDiscardRate(const CBlockPolicyEstimator& estimator);