#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 <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 <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 &	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

std::vector< bool >	ConsumeRandomLengthBitVector (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 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< Txid > > &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 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

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`.

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.

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

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

Macro Definition Documentation

◆ READ_FROM_STREAM_CASE

#define READ_FROM_STREAM_CASE ( type )

Value:

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

Definition at line 296 of file util.h.

◆ WRITE_TO_STREAM_CASE

#define WRITE_TO_STREAM_CASE	(		type,
			consume )

Value:

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

Definition at line 267 of file util.h.

Function Documentation

◆ CallOneOf()

template<typename... Callables>

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

Definition at line 35 of file util.h.

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◆ ConsumeArithUInt256()

arith_uint256 ConsumeArithUInt256 ( FuzzedDataProvider & fuzzed_data_provider )

inlinenodiscardnoexcept

Definition at line 178 of file util.h.

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◆ ConsumeCoins()

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

nodiscardnoexcept

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 )

inlinenodiscardnoexcept

Definition at line 73 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 )

nodiscardnoexcept

Definition at line 103 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 )

inlinenodiscardnoexcept

Definition at line 117 of file util.h.

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◆ ConsumeDeserializationParams()

template<typename P >

template CAddress::SerParams ConsumeDeserializationParams ( FuzzedDataProvider & fuzzed_data_provider )

nodiscardnoexcept

Definition at line 93 of file net.cpp.

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◆ ConsumeFixedLengthByteVector()

template<typename B = uint8_t>

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

inlinenodiscardnoexcept

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 238 of file util.h.

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◆ ConsumeMoney()

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

nodiscardnoexcept

Definition at line 29 of file util.cpp.

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◆ ConsumeOpcodeType()

opcodetype ConsumeOpcodeType ( FuzzedDataProvider & fuzzed_data_provider )

inlinenodiscardnoexcept

Definition at line 138 of file util.h.

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◆ ConsumePrivateKey()

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

nodiscardnoexcept

Definition at line 230 of file util.cpp.

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◆ ConsumeRandomLengthBitVector()

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

inlinenodiscardnoexcept

Definition at line 68 of file util.h.

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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 )

inlinenodiscardnoexcept

Definition at line 57 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 )

inlinenodiscardnoexcept

Definition at line 89 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 )

inlinenodiscardnoexcept

Definition at line 78 of file util.h.

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◆ ConsumeScript()

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

nodiscardnoexcept

Definition at line 93 of file util.cpp.

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◆ ConsumeScriptNum()

CScriptNum ConsumeScriptNum ( FuzzedDataProvider & fuzzed_data_provider )

inlinenodiscardnoexcept

Definition at line 155 of file util.h.

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◆ ConsumeScriptWitness()

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

nodiscardnoexcept

Definition at line 83 of file util.cpp.

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◆ ConsumeSequence()

uint32_t ConsumeSequence ( FuzzedDataProvider & fuzzed_data_provider )

nodiscardnoexcept

Definition at line 155 of file util.cpp.

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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 )

nodiscardnoexcept

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,
		const int	max_num_in = 10,
		const int	max_num_out = 10 )

nodiscardnoexcept

Definition at line 42 of file util.cpp.

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◆ ConsumeTxDestination()

CTxDestination ConsumeTxDestination ( FuzzedDataProvider & fuzzed_data_provider )

nodiscardnoexcept

Definition at line 184 of file util.cpp.

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◆ ConsumeUInt160()

uint160 ConsumeUInt160 ( FuzzedDataProvider & fuzzed_data_provider )

inlinenodiscardnoexcept

Definition at line 160 of file util.h.

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◆ ConsumeUInt256()

uint256 ConsumeUInt256 ( FuzzedDataProvider & fuzzed_data_provider )

inlinenodiscardnoexcept

Definition at line 169 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] )

nodiscardnoexcept

Definition at line 131 of file util.h.

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◆ ContainsSpentInput()

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

nodiscardnoexcept

Definition at line 240 of file util.cpp.

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◆ MultiplicationOverflow()

template<typename T >

bool MultiplicationOverflow	(	const T	i,
		const T	j )

nodiscardnoexcept

Definition at line 190 of file util.h.

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◆ PickValue()

template<typename Collection >

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

Definition at line 47 of file util.h.

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◆ ReadFromStream()

template<typename Stream >

void ReadFromStream	(	FuzzedDataProvider &	fuzzed_data_provider,
		Stream &	stream )

noexcept

Definition at line 302 of file util.h.

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◆ SetFuzzedErrNo() [1/2]

void SetFuzzedErrNo ( FuzzedDataProvider & fuzzed_data_provider )

inlinenoexcept

Definition at line 228 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 218 of file util.h.

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◆ WriteToStream()

template<typename Stream >

void WriteToStream	(	FuzzedDataProvider &	fuzzed_data_provider,
		Stream &	stream )

noexcept

Definition at line 273 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()

◆ ConsumeCoins()

◆ ConsumeDataStream()

◆ ConsumeDeserializable() [1/2]

◆ ConsumeDeserializable() [2/2]

◆ ConsumeDeserializationParams()

◆ ConsumeFixedLengthByteVector()

◆ ConsumeMoney()

◆ ConsumeOpcodeType()

◆ ConsumePrivateKey()

◆ ConsumeRandomLengthBitVector()

◆ ConsumeRandomLengthByteVector()

◆ ConsumeRandomLengthIntegralVector()

◆ ConsumeRandomLengthStringVector()

◆ ConsumeScript()

◆ ConsumeScriptNum()

◆ ConsumeScriptWitness()

◆ ConsumeSequence()

◆ ConsumeTime()

◆ ConsumeTransaction()

◆ ConsumeTxDestination()

◆ ConsumeUInt160()

◆ ConsumeUInt256()

◆ ConsumeWeakEnum()

◆ ContainsSpentInput()

◆ MultiplicationOverflow()

◆ PickValue()

◆ ReadFromStream()

◆ SetFuzzedErrNo() [1/2]

◆ SetFuzzedErrNo() [2/2]

◆ WriteToStream()