#include <addresstype.h>
#include <arith_uint256.h>
#include <coins.h>
#include <compat/compat.h>
#include <consensus/amount.h>
#include <consensus/consensus.h>
#include <key.h>
#include <merkleblock.h>
#include <pow.h>
#include <primitives/transaction.h>
#include <script/script.h>
#include <serialize.h>
#include <streams.h>
#include <test/fuzz/FuzzedDataProvider.h>
#include <test/fuzz/fuzz.h>
#include <uint256.h>
#include <validation.h>
#include <algorithm>
#include <array>
#include <cstdint>
#include <cstdio>
#include <optional>
#include <string>
#include <vector>

Include dependency graph for util.h:

Classes
class	FuzzedFileProvider

Macros
#define	WRITE_TO_STREAM_CASE(type, consume)

#define	READ_FROM_STREAM_CASE(type)

Functions
template<typename... Callables>
size_t	CallOneOf (FuzzedDataProvider &fuzzed_data_provider, Callables... callables)

template<typename Collection >
auto	PickIterator (FuzzedDataProvider &fuzzed_data_provider, Collection &col)

template<typename Collection >
auto &	PickValue (FuzzedDataProvider &fuzzed_data_provider, Collection &col)

template<typename B = uint8_t>
std::vector< B >	ConsumeRandomLengthByteVector (FuzzedDataProvider &fuzzed_data_provider, const std::optional< size_t > &max_length=std::nullopt) noexcept

DataStream	ConsumeDataStream (FuzzedDataProvider &fuzzed_data_provider, const std::optional< size_t > &max_length=std::nullopt) noexcept

std::vector< std::string >	ConsumeRandomLengthStringVector (FuzzedDataProvider &fuzzed_data_provider, const size_t max_vector_size=16, const size_t max_string_length=16) noexcept

template<typename T >
std::vector< T >	ConsumeRandomLengthIntegralVector (FuzzedDataProvider &fuzzed_data_provider, const size_t max_vector_size=16) noexcept

template<typename P >
P	ConsumeDeserializationParams (FuzzedDataProvider &fuzzed_data_provider) noexcept

template<typename T , typename P >
std::optional< T >	ConsumeDeserializable (FuzzedDataProvider &fuzzed_data_provider, const P &params, const std::optional< size_t > &max_length=std::nullopt) noexcept

template<typename T >
std::optional< T >	ConsumeDeserializable (FuzzedDataProvider &fuzzed_data_provider, const std::optional< size_t > &max_length=std::nullopt) noexcept

template<typename T >
std::optional< T >	ConsumeDeserializableConstructor (FuzzedDataProvider &fuzzed_data_provider, const std::optional< size_t > &max_length=std::nullopt) noexcept

template<typename WeakEnumType , size_t size>
WeakEnumType	ConsumeWeakEnum (FuzzedDataProvider &fuzzed_data_provider, const WeakEnumType(&all_types)[size]) noexcept

opcodetype	ConsumeOpcodeType (FuzzedDataProvider &fuzzed_data_provider) noexcept

CAmount	ConsumeMoney (FuzzedDataProvider &fuzzed_data_provider, const std::optional< CAmount > &max=std::nullopt) noexcept

NodeSeconds	ConsumeTime (FuzzedDataProvider &fuzzed_data_provider, const std::optional< int64_t > &min=std::nullopt, const std::optional< int64_t > &max=std::nullopt) noexcept

template<class Dur >
Dur	ConsumeDuration (FuzzedDataProvider &fuzzed_data_provider, std::common_type_t< Dur > min, std::common_type_t< Dur > max) noexcept

CMutableTransaction	ConsumeTransaction (FuzzedDataProvider &fuzzed_data_provider, const std::optional< std::vector< Txid > > &prevout_txids, int max_num_in=10, int max_num_out=10) noexcept

CScriptWitness	ConsumeScriptWitness (FuzzedDataProvider &fuzzed_data_provider, size_t max_stack_elem_size=32) noexcept

CScript	ConsumeScript (FuzzedDataProvider &fuzzed_data_provider, bool maybe_p2wsh=false) noexcept

uint32_t	ConsumeSequence (FuzzedDataProvider &fuzzed_data_provider) noexcept

CScriptNum	ConsumeScriptNum (FuzzedDataProvider &fuzzed_data_provider) noexcept

uint160	ConsumeUInt160 (FuzzedDataProvider &fuzzed_data_provider) noexcept

uint256	ConsumeUInt256 (FuzzedDataProvider &fuzzed_data_provider) noexcept

arith_uint256	ConsumeArithUInt256 (FuzzedDataProvider &fuzzed_data_provider) noexcept

arith_uint256	ConsumeArithUInt256InRange (FuzzedDataProvider &fuzzed_data_provider, const arith_uint256 &min, const arith_uint256 &max) noexcept

std::map< COutPoint, Coin >	ConsumeCoins (FuzzedDataProvider &fuzzed_data_provider) noexcept

CTxDestination	ConsumeTxDestination (FuzzedDataProvider &fuzzed_data_provider) noexcept

CKey	ConsumePrivateKey (FuzzedDataProvider &fuzzed_data_provider, std::optional< bool > compressed=std::nullopt) noexcept

template<typename T >
bool	MultiplicationOverflow (const T i, const T j) noexcept

bool	ContainsSpentInput (const CTransaction &tx, const CCoinsViewCache &inputs) noexcept

template<typename T , size_t size>
void	SetFuzzedErrNo (FuzzedDataProvider &fuzzed_data_provider, const std::array< T, size > &errnos)
	Sets errno to a value selected from the given std::array `errnos`. More...

void	SetFuzzedErrNo (FuzzedDataProvider &fuzzed_data_provider) noexcept

template<typename B = uint8_t>
std::vector< B >	ConsumeFixedLengthByteVector (FuzzedDataProvider &fuzzed_data_provider, const size_t length) noexcept
	Returns a byte vector of specified size regardless of the number of remaining bytes available from the fuzzer. More...

template<typename Stream >
void	WriteToStream (FuzzedDataProvider &fuzzed_data_provider, Stream &stream) noexcept

template<typename Stream >
void	ReadFromStream (FuzzedDataProvider &fuzzed_data_provider, Stream &stream) noexcept

void	FinalizeHeader (CBlockHeader &header, const ChainstateManager &chainman)

Macro Definition Documentation

◆ READ_FROM_STREAM_CASE

#define READ_FROM_STREAM_CASE ( type )

Value:

    [&] {                           \
        type o;                     \
        stream >> o;                \
    }

Definition at line 338 of file util.h.

◆ WRITE_TO_STREAM_CASE

#define WRITE_TO_STREAM_CASE	(	type,
		consume
	)

Value:

    [&] {                                   \
        type o = consume;                   \
        stream << o;                        \
    }

Definition at line 309 of file util.h.

Function Documentation

◆ CallOneOf()

template<typename... Callables>

size_t CallOneOf	(	FuzzedDataProvider &	fuzzed_data_provider,
		Callables...	callables
	)

Definition at line 37 of file util.h.

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◆ ConsumeArithUInt256()

arith_uint256 ConsumeArithUInt256 ( FuzzedDataProvider & fuzzed_data_provider )

inlinenoexcept

Definition at line 204 of file util.h.

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◆ ConsumeArithUInt256InRange()

arith_uint256 ConsumeArithUInt256InRange	(	FuzzedDataProvider &	fuzzed_data_provider,
		const arith_uint256 &	min,
		const arith_uint256 &	max
	)

inlinenoexcept

Definition at line 209 of file util.h.

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◆ ConsumeCoins()

std::map< COutPoint, Coin > ConsumeCoins ( FuzzedDataProvider & fuzzed_data_provider )

noexcept

Definition at line 166 of file util.cpp.

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◆ ConsumeDataStream()

DataStream ConsumeDataStream	(	FuzzedDataProvider &	fuzzed_data_provider,
		const std::optional< size_t > &	max_length = `std::nullopt`
	)

inlinenoexcept

Definition at line 74 of file util.h.

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◆ ConsumeDeserializable() [1/2]

template<typename T , typename P >

std::optional< T > ConsumeDeserializable	(	FuzzedDataProvider &	fuzzed_data_provider,
		const P &	params,
		const std::optional< size_t > &	max_length = `std::nullopt`
	)

noexcept

Definition at line 106 of file util.h.

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◆ ConsumeDeserializable() [2/2]

template<typename T >

std::optional< T > ConsumeDeserializable	(	FuzzedDataProvider &	fuzzed_data_provider,
		const std::optional< size_t > &	max_length = `std::nullopt`
	)

inlinenoexcept

Definition at line 120 of file util.h.

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◆ ConsumeDeserializableConstructor()

template<typename T >

std::optional< T > ConsumeDeserializableConstructor	(	FuzzedDataProvider &	fuzzed_data_provider,
		const std::optional< size_t > &	max_length = `std::nullopt`
	)

inlinenoexcept

Definition at line 134 of file util.h.

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◆ ConsumeDeserializationParams()

template<typename P >

template CAddress::SerParams ConsumeDeserializationParams ( FuzzedDataProvider & fuzzed_data_provider )

noexcept

Definition at line 94 of file net.cpp.

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◆ ConsumeDuration()

template<class Dur >

Dur ConsumeDuration	(	FuzzedDataProvider &	fuzzed_data_provider,
		std::common_type_t< Dur >	min,
		std::common_type_t< Dur >	max
	)

noexcept

Definition at line 168 of file util.h.

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◆ ConsumeFixedLengthByteVector()

template<typename B = uint8_t>

std::vector< B > ConsumeFixedLengthByteVector	(	FuzzedDataProvider &	fuzzed_data_provider,
		const size_t	length
	)

inlinenoexcept

Returns a byte vector of specified size regardless of the number of remaining bytes available from the fuzzer.

Pads with zero value bytes if needed to achieve the specified size.

Definition at line 280 of file util.h.

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◆ ConsumeMoney()

CAmount ConsumeMoney	(	FuzzedDataProvider &	fuzzed_data_provider,
		const std::optional< CAmount > &	max = `std::nullopt`
	)

noexcept

Definition at line 29 of file util.cpp.

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◆ ConsumeOpcodeType()

opcodetype ConsumeOpcodeType ( FuzzedDataProvider & fuzzed_data_provider )

inlinenoexcept

Definition at line 154 of file util.h.

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◆ ConsumePrivateKey()

CKey ConsumePrivateKey	(	FuzzedDataProvider &	fuzzed_data_provider,
		std::optional< bool >	compressed = `std::nullopt`
	)

noexcept

Definition at line 230 of file util.cpp.

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◆ ConsumeRandomLengthByteVector()

template<typename B = uint8_t>

std::vector< B > ConsumeRandomLengthByteVector	(	FuzzedDataProvider &	fuzzed_data_provider,
		const std::optional< size_t > &	max_length = `std::nullopt`
	)

inlinenoexcept

Definition at line 63 of file util.h.

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◆ ConsumeRandomLengthIntegralVector()

template<typename T >

std::vector< T > ConsumeRandomLengthIntegralVector	(	FuzzedDataProvider &	fuzzed_data_provider,
		const size_t	max_vector_size = `16`
	)

inlinenoexcept

Definition at line 91 of file util.h.

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◆ ConsumeRandomLengthStringVector()

std::vector< std::string > ConsumeRandomLengthStringVector	(	FuzzedDataProvider &	fuzzed_data_provider,
		const size_t	max_vector_size = `16`,
		const size_t	max_string_length = `16`
	)

inlinenoexcept

Definition at line 79 of file util.h.

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◆ ConsumeScript()

CScript ConsumeScript	(	FuzzedDataProvider &	fuzzed_data_provider,
		bool	maybe_p2wsh = `false`
	)

noexcept

Definition at line 93 of file util.cpp.

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◆ ConsumeScriptNum()

CScriptNum ConsumeScriptNum ( FuzzedDataProvider & fuzzed_data_provider )

inlinenoexcept

Definition at line 181 of file util.h.

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◆ ConsumeScriptWitness()

CScriptWitness ConsumeScriptWitness	(	FuzzedDataProvider &	fuzzed_data_provider,
		size_t	max_stack_elem_size = `32`
	)

noexcept

Definition at line 83 of file util.cpp.

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◆ ConsumeSequence()

uint32_t ConsumeSequence ( FuzzedDataProvider & fuzzed_data_provider )

noexcept

Definition at line 155 of file util.cpp.

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◆ ConsumeTime()

NodeSeconds ConsumeTime	(	FuzzedDataProvider &	fuzzed_data_provider,
		const std::optional< int64_t > &	min = `std::nullopt`,
		const std::optional< int64_t > &	max = `std::nullopt`
	)

noexcept

Definition at line 34 of file util.cpp.

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◆ ConsumeTransaction()

CMutableTransaction ConsumeTransaction	(	FuzzedDataProvider &	fuzzed_data_provider,
		const std::optional< std::vector< Txid > > &	prevout_txids,
		int	max_num_in = `10`,
		int	max_num_out = `10`
	)

noexcept

Definition at line 42 of file util.cpp.

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◆ ConsumeTxDestination()

CTxDestination ConsumeTxDestination ( FuzzedDataProvider & fuzzed_data_provider )

noexcept

Definition at line 184 of file util.cpp.

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◆ ConsumeUInt160()

uint160 ConsumeUInt160 ( FuzzedDataProvider & fuzzed_data_provider )

inlinenoexcept

Definition at line 186 of file util.h.

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◆ ConsumeUInt256()

uint256 ConsumeUInt256 ( FuzzedDataProvider & fuzzed_data_provider )

inlinenoexcept

Definition at line 195 of file util.h.

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◆ ConsumeWeakEnum()

template<typename WeakEnumType , size_t size>

WeakEnumType ConsumeWeakEnum	(	FuzzedDataProvider &	fuzzed_data_provider,
		const WeakEnumType(&)	all_types[size]
	)

noexcept

Definition at line 147 of file util.h.

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◆ ContainsSpentInput()

bool ContainsSpentInput	(	const CTransaction &	tx,
		const CCoinsViewCache &	inputs
	)

noexcept

Definition at line 240 of file util.cpp.

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◆ FinalizeHeader()

void FinalizeHeader	(	CBlockHeader &	header,
		const ChainstateManager &	chainman
	)

inline

Definition at line 367 of file util.h.

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◆ MultiplicationOverflow()

template<typename T >

bool MultiplicationOverflow	(	const T	i,
		const T	j
	)

noexcept

Definition at line 232 of file util.h.

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◆ PickIterator()

template<typename Collection >

auto PickIterator	(	FuzzedDataProvider &	fuzzed_data_provider,
		Collection &	col
	)

Definition at line 49 of file util.h.

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◆ PickValue()

template<typename Collection >

auto & PickValue	(	FuzzedDataProvider &	fuzzed_data_provider,
		Collection &	col
	)

Definition at line 57 of file util.h.

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◆ ReadFromStream()

template<typename Stream >

void ReadFromStream	(	FuzzedDataProvider &	fuzzed_data_provider,
		Stream &	stream
	)

noexcept

Definition at line 344 of file util.h.

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◆ SetFuzzedErrNo() [1/2]

void SetFuzzedErrNo ( FuzzedDataProvider & fuzzed_data_provider )

inlinenoexcept

Definition at line 270 of file util.h.

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◆ SetFuzzedErrNo() [2/2]

template<typename T , size_t size>

void SetFuzzedErrNo	(	FuzzedDataProvider &	fuzzed_data_provider,
		const std::array< T, size > &	errnos
	)

Sets errno to a value selected from the given std::array errnos.

Definition at line 260 of file util.h.

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◆ WriteToStream()

template<typename Stream >

void WriteToStream	(	FuzzedDataProvider &	fuzzed_data_provider,
		Stream &	stream
	)

noexcept

Definition at line 315 of file util.h.

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Classes

Macros

Functions

Macro Definition Documentation

◆ READ_FROM_STREAM_CASE

◆ WRITE_TO_STREAM_CASE

Function Documentation

◆ CallOneOf()

◆ ConsumeArithUInt256()

◆ ConsumeArithUInt256InRange()

◆ ConsumeCoins()

◆ ConsumeDataStream()

◆ ConsumeDeserializable() [1/2]

◆ ConsumeDeserializable() [2/2]

◆ ConsumeDeserializableConstructor()

◆ ConsumeDeserializationParams()

◆ ConsumeDuration()

◆ ConsumeFixedLengthByteVector()

◆ ConsumeMoney()

◆ ConsumeOpcodeType()

◆ ConsumePrivateKey()

◆ ConsumeRandomLengthByteVector()

◆ ConsumeRandomLengthIntegralVector()

◆ ConsumeRandomLengthStringVector()

◆ ConsumeScript()

◆ ConsumeScriptNum()

◆ ConsumeScriptWitness()

◆ ConsumeSequence()

◆ ConsumeTime()

◆ ConsumeTransaction()

◆ ConsumeTxDestination()

◆ ConsumeUInt160()

◆ ConsumeUInt256()

◆ ConsumeWeakEnum()

◆ ContainsSpentInput()

◆ FinalizeHeader()

◆ MultiplicationOverflow()

◆ PickIterator()

◆ PickValue()

◆ ReadFromStream()

◆ SetFuzzedErrNo() [1/2]

◆ SetFuzzedErrNo() [2/2]

◆ WriteToStream()