Bitcoin Core Fuzz Coverage Report

Coverage Report

Created: 2026-03-24 13:57

next uncovered line (L), next uncovered region (R), next uncovered branch (B)
/root/bitcoin/src/policy/feerate.h
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// Copyright (c) 2009-2010 Satoshi Nakamoto
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// Copyright (c) 2009-present The Bitcoin Core developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#ifndef BITCOIN_POLICY_FEERATE_H
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#define BITCOIN_POLICY_FEERATE_H
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#include <consensus/amount.h>
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#include <serialize.h>
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#include <util/feefrac.h>
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#include <util/fees.h>
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#include <cstdint>
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#include <string>
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#include <type_traits>
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const std::string CURRENCY_UNIT = "BTC"; // One formatted unit
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const std::string CURRENCY_ATOM = "sat"; // One indivisible minimum value unit
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enum class FeeRateFormat {
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    BTC_KVB, //!< Use BTC/kvB fee rate unit
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    SAT_VB,  //!< Use sat/vB fee rate unit
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};
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/**
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 * Fee rate in satoshis per virtualbyte: CAmount / vB
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 * the feerate is represented internally as FeeFrac
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 */
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class CFeeRate
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{
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private:
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    /** Fee rate in sats/vB (satoshis per N virtualbytes) */
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    FeePerVSize m_feerate;
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public:
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    /** Fee rate of 0 satoshis per 0 vB */
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    CFeeRate() = default;
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    template<std::integral I> // Disallow silent float -> int conversion
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    explicit CFeeRate(const I m_feerate_kvb) : m_feerate(FeePerVSize(m_feerate_kvb, 1000)) {}
Unexecuted instantiation: _ZN8CFeeRateC2ITkSt8integrallEET_
Unexecuted instantiation: _ZN8CFeeRateC2ITkSt8integraljEET_
Unexecuted instantiation: _ZN8CFeeRateC2ITkSt8integraliEET_
Unexecuted instantiation: _ZN8CFeeRateC2ITkSt8integralxEET_
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    /**
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     * Construct a fee rate from a fee in satoshis and a vsize in vB.
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     *
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     * Passing any virtual_bytes less than or equal to 0 will result in 0 fee rate per 0 size.
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     */
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    CFeeRate(const CAmount& nFeePaid, int32_t virtual_bytes);
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    /**
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     * Return the fee in satoshis for the given vsize in vbytes.
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     * If the calculated fee would have fractional satoshis, then the
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     * returned fee will always be rounded up to the nearest satoshi.
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     */
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    CAmount GetFee(int32_t virtual_bytes) const;
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    FeePerVSize GetFeePerVSize() const { return m_feerate; }
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    /**
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     * Return the fee in satoshis for a vsize of 1000 vbytes
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     */
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    CAmount GetFeePerK() const { return CAmount(m_feerate.EvaluateFeeDown(1000)); }
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    friend std::weak_ordering operator<=>(const CFeeRate& a, const CFeeRate& b) noexcept
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    {
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        return FeeRateCompare(a.m_feerate, b.m_feerate);
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    }
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    friend bool operator==(const CFeeRate& a, const CFeeRate& b) noexcept
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    {
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        return FeeRateCompare(a.m_feerate, b.m_feerate) == std::weak_ordering::equivalent;
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    }
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    CFeeRate& operator+=(const CFeeRate& a) {
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        m_feerate = FeePerVSize(GetFeePerK() + a.GetFeePerK(), 1000);
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        return *this;
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    }
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    std::string ToString(FeeRateFormat fee_rate_format = FeeRateFormat::BTC_KVB) const;
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    friend CFeeRate operator*(const CFeeRate& f, int a) { return CFeeRate(a * f.m_feerate.fee, f.m_feerate.size); }
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    friend CFeeRate operator*(int a, const CFeeRate& f) { return CFeeRate(a * f.m_feerate.fee, f.m_feerate.size); }
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    SERIALIZE_METHODS(CFeeRate, obj) { READWRITE(obj.m_feerate.fee, obj.m_feerate.size); }
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#define READWRITE(...) (ser_action.SerReadWriteMany(s, __VA_ARGS__))
    SERIALIZE_METHODS(CFeeRate, obj) { READWRITE(obj.m_feerate.fee, obj.m_feerate.size); }
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#define READWRITE(...) (ser_action.SerReadWriteMany(s, __VA_ARGS__))
    SERIALIZE_METHODS(CFeeRate, obj) { READWRITE(obj.m_feerate.fee, obj.m_feerate.size); }
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#define READWRITE(...) (ser_action.SerReadWriteMany(s, __VA_ARGS__))
Unexecuted instantiation: void CFeeRate::SerializationOps<SpanReader, CFeeRate, ActionUnserialize>(CFeeRate&, SpanReader&, ActionUnserialize)
Unexecuted instantiation: void CFeeRate::SerializationOps<DataStream, CFeeRate const, ActionSerialize>(CFeeRate const&, DataStream&, ActionSerialize)
Unexecuted instantiation: void CFeeRate::SerializationOps<DataStream, CFeeRate, ActionUnserialize>(CFeeRate&, DataStream&, ActionUnserialize)
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};
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#endif // BITCOIN_POLICY_FEERATE_H