#include <arith_uint256.h>
#include <attributes.h>
#include <chainparamsbase.h>
#include <coins.h>
#include <compat.h>
#include <consensus/amount.h>
#include <consensus/consensus.h>
#include <merkleblock.h>
#include <net.h>
#include <netaddress.h>
#include <netbase.h>
#include <primitives/transaction.h>
#include <script/script.h>
#include <script/standard.h>
#include <serialize.h>
#include <streams.h>
#include <test/fuzz/FuzzedDataProvider.h>
#include <test/fuzz/fuzz.h>
#include <test/util/net.h>
#include <txmempool.h>
#include <uint256.h>
#include <version.h>
#include <algorithm>
#include <array>
#include <cstdint>
#include <cstdio>
#include <optional>
#include <string>
#include <vector>

Include dependency graph for util.h:

Classes
class	FuzzedFileProvider

class	FuzzedAutoFileProvider

class	FuzzedSock

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 &	PickValue (FuzzedDataProvider &fuzzed_data_provider, Collection &col)

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

std::vector< bool >	ConsumeRandomLengthBitVector (FuzzedDataProvider &fuzzed_data_provider, const std::optional< size_t > &max_length=std::nullopt) noexcept

CDataStream	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 T >
std::optional< T >	ConsumeDeserializable (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

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

CMutableTransaction	ConsumeTransaction (FuzzedDataProvider &fuzzed_data_provider, const std::optional< std::vector< uint256 > > &prevout_txids, const int max_num_in=10, const int max_num_out=10) noexcept

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

CScript	ConsumeScript (FuzzedDataProvider &fuzzed_data_provider, const std::optional< size_t > &max_length=std::nullopt, const 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

CTxMemPoolEntry	ConsumeTxMemPoolEntry (FuzzedDataProvider &fuzzed_data_provider, const CTransaction &tx) noexcept

CTxDestination	ConsumeTxDestination (FuzzedDataProvider &fuzzed_data_provider) noexcept

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

template<class T >
bool	AdditionOverflow (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

std::vector< uint8_t >	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...

CNetAddr	ConsumeNetAddr (FuzzedDataProvider &fuzzed_data_provider) noexcept

CSubNet	ConsumeSubNet (FuzzedDataProvider &fuzzed_data_provider) noexcept

CService	ConsumeService (FuzzedDataProvider &fuzzed_data_provider) noexcept

CAddress	ConsumeAddress (FuzzedDataProvider &fuzzed_data_provider) noexcept

template<bool ReturnUniquePtr = false>
auto	ConsumeNode (FuzzedDataProvider &fuzzed_data_provider, const std::optional< NodeId > &node_id_in=std::nullopt) noexcept

std::unique_ptr< CNode >	ConsumeNodeAsUniquePtr (FuzzedDataProvider &fdp, const std::optional< NodeId > &node_id_in=std::nullopt)

void	FillNode (FuzzedDataProvider &fuzzed_data_provider, CNode &node, bool init_version) noexcept

FuzzedFileProvider	ConsumeFile (FuzzedDataProvider &fuzzed_data_provider) noexcept

FuzzedAutoFileProvider	ConsumeAutoFile (FuzzedDataProvider &fuzzed_data_provider) noexcept

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

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

FuzzedSock	ConsumeSock (FuzzedDataProvider &fuzzed_data_provider)

Macro Definition Documentation

◆ READ_FROM_STREAM_CASE

#define READ_FROM_STREAM_CASE ( type )

Value:

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

Definition at line 357 of file util.h.

◆ WRITE_TO_STREAM_CASE

#define WRITE_TO_STREAM_CASE	(	type,
		consume
	)

Value:

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

Definition at line 327 of file util.h.

Function Documentation

◆ AdditionOverflow()

template<class T >

bool AdditionOverflow	(	const T	i,
		const T	j
	)

noexcept

Definition at line 195 of file util.h.

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◆ CallOneOf()

template<typename... Callables>

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

Definition at line 40 of file util.h.

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◆ ConsumeAddress()

CAddress ConsumeAddress ( FuzzedDataProvider & fuzzed_data_provider )

inlinenoexcept

Definition at line 252 of file util.h.

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◆ ConsumeArithUInt256()

arith_uint256 ConsumeArithUInt256 ( FuzzedDataProvider & fuzzed_data_provider )

inlinenoexcept

Definition at line 162 of file util.h.

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◆ ConsumeAutoFile()

FuzzedAutoFileProvider ConsumeAutoFile ( FuzzedDataProvider & fuzzed_data_provider )

inlinenoexcept

Definition at line 322 of file util.h.

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◆ ConsumeDataStream()

CDataStream 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()

template<typename T >

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

inlinenoexcept

Definition at line 101 of file util.h.

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◆ ConsumeFile()

FuzzedFileProvider ConsumeFile ( FuzzedDataProvider & fuzzed_data_provider )

inlinenoexcept

Definition at line 301 of file util.h.

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◆ ConsumeFixedLengthByteVector()

std::vector< uint8_t > 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 230 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 222 of file util.cpp.

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◆ ConsumeNetAddr()

CNetAddr ConsumeNetAddr ( FuzzedDataProvider & fuzzed_data_provider )

noexcept

Definition at line 374 of file util.cpp.

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◆ ConsumeNode()

template<bool ReturnUniquePtr = false>

auto ConsumeNode	(	FuzzedDataProvider &	fuzzed_data_provider,
		const std::optional< NodeId > &	node_id_in = `std::nullopt`
	)

noexcept

Definition at line 258 of file util.h.

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◆ ConsumeNodeAsUniquePtr()

std::unique_ptr< CNode > ConsumeNodeAsUniquePtr	(	FuzzedDataProvider &	fdp,
		const std::optional< NodeId > &	node_id_in = `std::nullopt`
	)

inline

Definition at line 276 of file util.h.

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◆ ConsumeOpcodeType()

opcodetype ConsumeOpcodeType ( FuzzedDataProvider & fuzzed_data_provider )

inlinenoexcept

Definition at line 122 of file util.h.

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◆ ConsumeRandomLengthBitVector()

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

inlinenoexcept

Definition at line 69 of file util.h.

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◆ ConsumeRandomLengthByteVector()

std::vector< uint8_t > ConsumeRandomLengthByteVector	(	FuzzedDataProvider &	fuzzed_data_provider,
		const std::optional< size_t > &	max_length = `std::nullopt`
	)

inlinenoexcept

Definition at line 61 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 90 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,
		const std::optional< size_t > &	max_length = `std::nullopt`,
		const bool	maybe_p2wsh = `false`
	)

noexcept

Definition at line 286 of file util.cpp.

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◆ ConsumeScriptNum()

CScriptNum ConsumeScriptNum ( FuzzedDataProvider & fuzzed_data_provider )

inlinenoexcept

Definition at line 139 of file util.h.

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◆ ConsumeScriptWitness()

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

noexcept

Definition at line 276 of file util.cpp.

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◆ ConsumeSequence()

uint32_t ConsumeSequence ( FuzzedDataProvider & fuzzed_data_provider )

noexcept

Definition at line 299 of file util.cpp.

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◆ ConsumeService()

CService ConsumeService ( FuzzedDataProvider & fuzzed_data_provider )

inlinenoexcept

Definition at line 247 of file util.h.

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◆ ConsumeSock()

FuzzedSock ConsumeSock ( FuzzedDataProvider & fuzzed_data_provider )

inline

Definition at line 420 of file util.h.

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◆ ConsumeSubNet()

CSubNet ConsumeSubNet ( FuzzedDataProvider & fuzzed_data_provider )

inlinenoexcept

Definition at line 242 of file util.h.

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◆ ConsumeTime()

int64_t 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 227 of file util.cpp.

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◆ ConsumeTransaction()

CMutableTransaction ConsumeTransaction	(	FuzzedDataProvider &	fuzzed_data_provider,
		const std::optional< std::vector< uint256 > > &	prevout_txids,
		const int	max_num_in = `10`,
		const int	max_num_out = `10`
	)

noexcept

Definition at line 235 of file util.cpp.

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◆ ConsumeTxDestination()

CTxDestination ConsumeTxDestination ( FuzzedDataProvider & fuzzed_data_provider )

noexcept

Definition at line 310 of file util.cpp.

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◆ ConsumeTxMemPoolEntry()

CTxMemPoolEntry ConsumeTxMemPoolEntry	(	FuzzedDataProvider &	fuzzed_data_provider,
		const CTransaction &	tx
	)

noexcept

Definition at line 348 of file util.cpp.

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◆ ConsumeUInt160()

uint160 ConsumeUInt160 ( FuzzedDataProvider & fuzzed_data_provider )

inlinenoexcept

Definition at line 144 of file util.h.

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◆ ConsumeUInt256()

uint256 ConsumeUInt256 ( FuzzedDataProvider & fuzzed_data_provider )

inlinenoexcept

Definition at line 153 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 115 of file util.h.

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◆ ContainsSpentInput()

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

noexcept

Definition at line 363 of file util.cpp.

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◆ FillNode()

void FillNode	(	FuzzedDataProvider &	fuzzed_data_provider,
		CNode &	node,
		bool	init_version
	)

noexcept

Definition at line 203 of file util.cpp.

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◆ MultiplicationOverflow()

template<typename T >

bool MultiplicationOverflow	(	const T	i,
		const T	j
	)

noexcept

Definition at line 172 of file util.h.

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◆ PickValue()

template<typename Collection >

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

Definition at line 52 of file util.h.

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◆ ReadFromStream()

template<typename Stream >

void ReadFromStream	(	FuzzedDataProvider &	fuzzed_data_provider,
		Stream &	stream
	)

noexcept

Definition at line 363 of file util.h.

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◆ SetFuzzedErrNo() [1/2]

void SetFuzzedErrNo ( FuzzedDataProvider & fuzzed_data_provider )

inlinenoexcept

Definition at line 221 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 211 of file util.h.

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◆ WriteToStream()

template<typename Stream >

void WriteToStream	(	FuzzedDataProvider &	fuzzed_data_provider,
		Stream &	stream
	)

noexcept

Definition at line 333 of file util.h.

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Classes

Macros

Functions

Macro Definition Documentation

◆ READ_FROM_STREAM_CASE

◆ WRITE_TO_STREAM_CASE

Function Documentation

◆ AdditionOverflow()

◆ CallOneOf()

◆ ConsumeAddress()

◆ ConsumeArithUInt256()

◆ ConsumeAutoFile()

◆ ConsumeDataStream()

◆ ConsumeDeserializable()

◆ ConsumeFile()

◆ ConsumeFixedLengthByteVector()

◆ ConsumeMoney()

◆ ConsumeNetAddr()

◆ ConsumeNode()

◆ ConsumeNodeAsUniquePtr()

◆ ConsumeOpcodeType()

◆ ConsumeRandomLengthBitVector()

◆ ConsumeRandomLengthByteVector()

◆ ConsumeRandomLengthIntegralVector()

◆ ConsumeRandomLengthStringVector()

◆ ConsumeScript()

◆ ConsumeScriptNum()

◆ ConsumeScriptWitness()

◆ ConsumeSequence()

◆ ConsumeService()

◆ ConsumeSock()

◆ ConsumeSubNet()

◆ ConsumeTime()

◆ ConsumeTransaction()

◆ ConsumeTxDestination()

◆ ConsumeTxMemPoolEntry()

◆ ConsumeUInt160()

◆ ConsumeUInt256()

◆ ConsumeWeakEnum()

◆ ContainsSpentInput()

◆ FillNode()

◆ MultiplicationOverflow()

◆ PickValue()

◆ ReadFromStream()

◆ SetFuzzedErrNo() [1/2]

◆ SetFuzzedErrNo() [2/2]

◆ WriteToStream()