#include <value-serializer.h>

Collaboration diagram for v8::internal::ValueSerializer:

Public Member Functions
	ValueSerializer (Isolate isolate, v8::ValueSerializer::Delegate delegate)

	~ValueSerializer ()

	ValueSerializer (const ValueSerializer &)=delete

ValueSerializer &	operator= (const ValueSerializer &)=delete

void	WriteHeader ()

Maybe< bool >	WriteObject (DirectHandle< Object > object) V8_WARN_UNUSED_RESULT

std::pair< uint8_t *, size_t >	Release ()

void	TransferArrayBuffer (uint32_t transfer_id, DirectHandle< JSArrayBuffer > array_buffer)

void	WriteUint32 (uint32_t value)

void	WriteUint64 (uint64_t value)

void	WriteRawBytes (const void *source, size_t length)

void	WriteDouble (double value)

void	WriteByte (uint8_t value)

void	SetTreatArrayBufferViewsAsHostObjects (bool mode)

Private Member Functions
Maybe< bool >	ExpandBuffer (size_t required_capacity)

void	WriteTag (SerializationTag tag)

template<typename T >
void	WriteVarint (T value)

template<typename T >
void	WriteZigZag (T value)

void	WriteOneByteString (base::Vector< const uint8_t > chars)

void	WriteTwoByteString (base::Vector< const base::uc16 > chars)

void	WriteBigIntContents (Tagged< BigInt > bigint)

Maybe< uint8_t * >	ReserveRawBytes (size_t bytes)

void	WriteOddball (Tagged< Oddball > oddball)

void	WriteSmi (Tagged< Smi > smi)

void	WriteHeapNumber (Tagged< HeapNumber > number)

void	WriteBigInt (Tagged< BigInt > bigint)

void	WriteString (DirectHandle< String > string)

Maybe< bool >	WriteJSReceiver (DirectHandle< JSReceiver > receiver) V8_WARN_UNUSED_RESULT

Maybe< bool >	WriteJSObject (DirectHandle< JSObject > object) V8_WARN_UNUSED_RESULT

Maybe< bool >	WriteJSObjectSlow (DirectHandle< JSObject > object) V8_WARN_UNUSED_RESULT

Maybe< bool >	WriteJSArray (DirectHandle< JSArray > array) V8_WARN_UNUSED_RESULT

void	WriteJSDate (Tagged< JSDate > date)

Maybe< bool >	WriteJSPrimitiveWrapper (DirectHandle< JSPrimitiveWrapper > value) V8_WARN_UNUSED_RESULT

void	WriteJSRegExp (DirectHandle< JSRegExp > regexp)

Maybe< bool >	WriteJSMap (DirectHandle< JSMap > map) V8_WARN_UNUSED_RESULT

Maybe< bool >	WriteJSSet (DirectHandle< JSSet > map) V8_WARN_UNUSED_RESULT

Maybe< bool >	WriteJSArrayBuffer (DirectHandle< JSArrayBuffer > array_buffer) V8_WARN_UNUSED_RESULT

Maybe< bool >	WriteJSArrayBufferView (Tagged< JSArrayBufferView > array_buffer)

Maybe< bool >	WriteJSError (DirectHandle< JSObject > error) V8_WARN_UNUSED_RESULT

Maybe< bool >	WriteJSSharedArray (DirectHandle< JSSharedArray > shared_array) V8_WARN_UNUSED_RESULT

Maybe< bool >	WriteJSSharedStruct (DirectHandle< JSSharedStruct > shared_struct) V8_WARN_UNUSED_RESULT

Maybe< bool >	WriteSharedObject (DirectHandle< HeapObject > object) V8_WARN_UNUSED_RESULT

Maybe< bool >	WriteHostObject (DirectHandle< JSObject > object) V8_WARN_UNUSED_RESULT

Maybe< uint32_t >	WriteJSObjectPropertiesSlow (DirectHandle< JSObject > object, DirectHandle< FixedArray > keys) V8_WARN_UNUSED_RESULT

Maybe< bool >	IsHostObject (DirectHandle< JSObject > object)

V8_NOINLINE Maybe< bool >	ThrowDataCloneError (MessageTemplate template_index) V8_WARN_UNUSED_RESULT

V8_NOINLINE Maybe< bool >	ThrowDataCloneError (MessageTemplate template_index, DirectHandle< Object > arg0) V8_WARN_UNUSED_RESULT

Maybe< bool >	ThrowIfOutOfMemory ()

Private Attributes
Isolate *const	isolate_

v8::ValueSerializer::Delegate *const	delegate_

uint8_t *	buffer_ = nullptr

size_t	buffer_size_ = 0

size_t	buffer_capacity_ = 0

bool	has_custom_host_objects_ = false

bool	treat_array_buffer_views_as_host_objects_ = false

bool	out_of_memory_ = false

Zone	zone_

IdentityMap< uint32_t, ZoneAllocationPolicy >	id_map_

uint32_t	next_id_ = 0

IdentityMap< uint32_t, ZoneAllocationPolicy >	array_buffer_transfer_map_

SharedObjectConveyorHandles *	shared_object_conveyor_ = nullptr

Detailed Description

Writes V8 objects in a binary format that allows the objects to be cloned according to the HTML structured clone algorithm.

Format is based on Blink's previous serialization logic.

Definition at line 50 of file value-serializer.h.

Constructor & Destructor Documentation

◆ ValueSerializer() [1/2]

v8::internal::ValueSerializer::ValueSerializer	(	Isolate *	isolate,
		v8::ValueSerializer::Delegate *	delegate )

Definition at line 295 of file value-serializer.cc.

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◆ ~ValueSerializer()

v8::internal::ValueSerializer::~ValueSerializer ( )

Definition at line 309 of file value-serializer.cc.

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◆ ValueSerializer() [2/2]

v8::internal::ValueSerializer::ValueSerializer ( const ValueSerializer & )

delete

Member Function Documentation

◆ ExpandBuffer()

Maybe< bool > v8::internal::ValueSerializer::ExpandBuffer ( size_t required_capacity )

private

Definition at line 414 of file value-serializer.cc.

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◆ IsHostObject()

Maybe< bool > v8::internal::ValueSerializer::IsHostObject ( DirectHandle< JSObject > object )

private

Definition at line 1284 of file value-serializer.cc.

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◆ operator=()

ValueSerializer & v8::internal::ValueSerializer::operator= ( const ValueSerializer & )

delete

◆ Release()

std::pair< uint8_t *, size_t > v8::internal::ValueSerializer::Release ( )

Definition at line 453 of file value-serializer.cc.

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◆ ReserveRawBytes()

Maybe< uint8_t * > v8::internal::ValueSerializer::ReserveRawBytes ( size_t bytes )

private

Definition at line 401 of file value-serializer.cc.

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◆ SetTreatArrayBufferViewsAsHostObjects()

void v8::internal::ValueSerializer::SetTreatArrayBufferViewsAsHostObjects ( bool mode )

Definition at line 324 of file value-serializer.cc.

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◆ ThrowDataCloneError() [1/2]

Maybe< bool > v8::internal::ValueSerializer::ThrowDataCloneError ( MessageTemplate template_index )

private

Definition at line 1308 of file value-serializer.cc.

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◆ ThrowDataCloneError() [2/2]

Maybe< bool > v8::internal::ValueSerializer::ThrowDataCloneError	(	MessageTemplate	template_index,
		DirectHandle< Object >	arg0 )

private

Definition at line 1314 of file value-serializer.cc.

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◆ ThrowIfOutOfMemory()

Maybe< bool > v8::internal::ValueSerializer::ThrowIfOutOfMemory ( )

private

Definition at line 1301 of file value-serializer.cc.

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◆ TransferArrayBuffer()

void v8::internal::ValueSerializer::TransferArrayBuffer	(	uint32_t	transfer_id,
		DirectHandle< JSArrayBuffer >	array_buffer )

Definition at line 461 of file value-serializer.cc.

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◆ WriteBigInt()

void v8::internal::ValueSerializer::WriteBigInt ( Tagged< BigInt > bigint )

private

Definition at line 554 of file value-serializer.cc.

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◆ WriteBigIntContents()

void v8::internal::ValueSerializer::WriteBigIntContents ( Tagged< BigInt > bigint )

private

Definition at line 384 of file value-serializer.cc.

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◆ WriteByte()

void v8::internal::ValueSerializer::WriteByte ( uint8_t value )

Definition at line 438 of file value-serializer.cc.

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◆ WriteDouble()

void v8::internal::ValueSerializer::WriteDouble ( double value )

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◆ WriteHeader()

void v8::internal::ValueSerializer::WriteHeader ( )

Definition at line 319 of file value-serializer.cc.

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◆ WriteHeapNumber()

void v8::internal::ValueSerializer::WriteHeapNumber ( Tagged< HeapNumber > number )

private

Definition at line 549 of file value-serializer.cc.

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◆ WriteHostObject()

Maybe< bool > v8::internal::ValueSerializer::WriteHostObject ( DirectHandle< JSObject > object )

private

Definition at line 1241 of file value-serializer.cc.

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◆ WriteJSArray()

Maybe< bool > v8::internal::ValueSerializer::WriteJSArray ( DirectHandle< JSArray > array )

private

Definition at line 738 of file value-serializer.cc.

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◆ WriteJSArrayBuffer()

Maybe< bool > v8::internal::ValueSerializer::WriteJSArrayBuffer ( DirectHandle< JSArrayBuffer > array_buffer )

private

Definition at line 962 of file value-serializer.cc.

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◆ WriteJSArrayBufferView()

Maybe< bool > v8::internal::ValueSerializer::WriteJSArrayBufferView ( Tagged< JSArrayBufferView > array_buffer )

private

Definition at line 1052 of file value-serializer.cc.

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◆ WriteJSDate()

void v8::internal::ValueSerializer::WriteJSDate ( Tagged< JSDate > date )

private

Definition at line 854 of file value-serializer.cc.

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◆ WriteJSError()

Maybe< bool > v8::internal::ValueSerializer::WriteJSError ( DirectHandle< JSObject > error )

private

Definition at line 1092 of file value-serializer.cc.

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◆ WriteJSMap()

Maybe< bool > v8::internal::ValueSerializer::WriteJSMap ( DirectHandle< JSMap > map )

private

Definition at line 893 of file value-serializer.cc.

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◆ WriteJSObject()

Maybe< bool > v8::internal::ValueSerializer::WriteJSObject ( DirectHandle< JSObject > object )

private

Definition at line 674 of file value-serializer.cc.

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◆ WriteJSObjectPropertiesSlow()

Maybe< uint32_t > v8::internal::ValueSerializer::WriteJSObjectPropertiesSlow	(	DirectHandle< JSObject >	object,
		DirectHandle< FixedArray >	keys )

private

Definition at line 1258 of file value-serializer.cc.

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◆ WriteJSObjectSlow()

Maybe< bool > v8::internal::ValueSerializer::WriteJSObjectSlow ( DirectHandle< JSObject > object )

private

Definition at line 723 of file value-serializer.cc.

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◆ WriteJSPrimitiveWrapper()

Maybe< bool > v8::internal::ValueSerializer::WriteJSPrimitiveWrapper ( DirectHandle< JSPrimitiveWrapper > value )

private

Definition at line 859 of file value-serializer.cc.

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◆ WriteJSReceiver()

Maybe< bool > v8::internal::ValueSerializer::WriteJSReceiver ( DirectHandle< JSReceiver > receiver )

private

Definition at line 581 of file value-serializer.cc.

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◆ WriteJSRegExp()

void v8::internal::ValueSerializer::WriteJSRegExp ( DirectHandle< JSRegExp > regexp )

private

Definition at line 887 of file value-serializer.cc.

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◆ WriteJSSet()

Maybe< bool > v8::internal::ValueSerializer::WriteJSSet ( DirectHandle< JSSet > map )

private

Definition at line 928 of file value-serializer.cc.

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◆ WriteJSSharedArray()

Maybe< bool > v8::internal::ValueSerializer::WriteJSSharedArray ( DirectHandle< JSSharedArray > shared_array )

private

Definition at line 1170 of file value-serializer.cc.

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◆ WriteJSSharedStruct()

Maybe< bool > v8::internal::ValueSerializer::WriteJSSharedStruct ( DirectHandle< JSSharedStruct > shared_struct )

private

Definition at line 1164 of file value-serializer.cc.

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◆ WriteObject()

Maybe< bool > v8::internal::ValueSerializer::WriteObject ( DirectHandle< Object > object )

Definition at line 468 of file value-serializer.cc.

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◆ WriteOddball()

void v8::internal::ValueSerializer::WriteOddball ( Tagged< Oddball > oddball )

private

Definition at line 522 of file value-serializer.cc.

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◆ WriteOneByteString()

void v8::internal::ValueSerializer::WriteOneByteString ( base::Vector< const uint8_t > chars )

private

Definition at line 373 of file value-serializer.cc.

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◆ WriteRawBytes()

void v8::internal::ValueSerializer::WriteRawBytes	(	const void *	source,
		size_t	length )

Definition at line 394 of file value-serializer.cc.

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◆ WriteSharedObject()

Maybe< bool > v8::internal::ValueSerializer::WriteSharedObject ( DirectHandle< HeapObject > object )

private

Definition at line 1211 of file value-serializer.cc.

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◆ WriteSmi()

void v8::internal::ValueSerializer::WriteSmi ( Tagged< Smi > smi )

private

Definition at line 543 of file value-serializer.cc.

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◆ WriteString()

void v8::internal::ValueSerializer::WriteString ( DirectHandle< String > string )

private

Definition at line 559 of file value-serializer.cc.

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◆ WriteTag()

void v8::internal::ValueSerializer::WriteTag ( SerializationTag tag )

private

Definition at line 328 of file value-serializer.cc.

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◆ WriteTwoByteString()

void v8::internal::ValueSerializer::WriteTwoByteString ( base::Vector< const base::uc16 > chars )

private

Definition at line 378 of file value-serializer.cc.

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◆ WriteUint32()

void v8::internal::ValueSerializer::WriteUint32 ( uint32_t value )

Definition at line 445 of file value-serializer.cc.

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◆ WriteUint64()

void v8::internal::ValueSerializer::WriteUint64 ( uint64_t value )

Definition at line 449 of file value-serializer.cc.

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◆ WriteVarint()

template<typename T >

void v8::internal::ValueSerializer::WriteVarint ( T value )

private

Definition at line 334 of file value-serializer.cc.

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◆ WriteZigZag()

template<typename T >

void v8::internal::ValueSerializer::WriteZigZag ( T value )

private

Definition at line 353 of file value-serializer.cc.

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Member Data Documentation

◆ array_buffer_transfer_map_

IdentityMap<uint32_t, ZoneAllocationPolicy> v8::internal::ValueSerializer::array_buffer_transfer_map_

private

Definition at line 193 of file value-serializer.h.

◆ buffer_

uint8_t* v8::internal::ValueSerializer::buffer_ = nullptr

private

Definition at line 178 of file value-serializer.h.

◆ buffer_capacity_

size_t v8::internal::ValueSerializer::buffer_capacity_ = 0

private

Definition at line 180 of file value-serializer.h.

◆ buffer_size_

size_t v8::internal::ValueSerializer::buffer_size_ = 0

private

Definition at line 179 of file value-serializer.h.

◆ delegate_

v8::ValueSerializer::Delegate* const v8::internal::ValueSerializer::delegate_

private

Definition at line 177 of file value-serializer.h.

◆ has_custom_host_objects_

bool v8::internal::ValueSerializer::has_custom_host_objects_ = false

private

Definition at line 181 of file value-serializer.h.

◆ id_map_

IdentityMap<uint32_t, ZoneAllocationPolicy> v8::internal::ValueSerializer::id_map_

private

Definition at line 189 of file value-serializer.h.

◆ isolate_

Isolate* const v8::internal::ValueSerializer::isolate_

private

Definition at line 176 of file value-serializer.h.

◆ next_id_

uint32_t v8::internal::ValueSerializer::next_id_ = 0

private

Definition at line 190 of file value-serializer.h.

◆ out_of_memory_

bool v8::internal::ValueSerializer::out_of_memory_ = false

private

Definition at line 183 of file value-serializer.h.

◆ shared_object_conveyor_

SharedObjectConveyorHandles* v8::internal::ValueSerializer::shared_object_conveyor_ = nullptr

private

Definition at line 196 of file value-serializer.h.

◆ treat_array_buffer_views_as_host_objects_

bool v8::internal::ValueSerializer::treat_array_buffer_views_as_host_objects_ = false

private

Definition at line 182 of file value-serializer.h.

◆ zone_

Zone v8::internal::ValueSerializer::zone_

private

Definition at line 184 of file value-serializer.h.

The documentation for this class was generated from the following files:

src/objects/value-serializer.h
src/objects/value-serializer.cc

Public Member Functions

Private Member Functions

Private Attributes

Detailed Description

Constructor & Destructor Documentation

◆ ValueSerializer() [1/2]

◆ ~ValueSerializer()

◆ ValueSerializer() [2/2]

Member Function Documentation

◆ ExpandBuffer()

◆ IsHostObject()

◆ operator=()

◆ Release()

◆ ReserveRawBytes()

◆ SetTreatArrayBufferViewsAsHostObjects()

◆ ThrowDataCloneError() [1/2]

◆ ThrowDataCloneError() [2/2]

◆ ThrowIfOutOfMemory()

◆ TransferArrayBuffer()

◆ WriteBigInt()

◆ WriteBigIntContents()

◆ WriteByte()

◆ WriteDouble()

◆ WriteHeader()

◆ WriteHeapNumber()

◆ WriteHostObject()

◆ WriteJSArray()

◆ WriteJSArrayBuffer()

◆ WriteJSArrayBufferView()

◆ WriteJSDate()

◆ WriteJSError()

◆ WriteJSMap()

◆ WriteJSObject()

◆ WriteJSObjectPropertiesSlow()

◆ WriteJSObjectSlow()

◆ WriteJSPrimitiveWrapper()

◆ WriteJSReceiver()

◆ WriteJSRegExp()

◆ WriteJSSet()

◆ WriteJSSharedArray()

◆ WriteJSSharedStruct()

◆ WriteObject()

◆ WriteOddball()

◆ WriteOneByteString()

◆ WriteRawBytes()

◆ WriteSharedObject()

◆ WriteSmi()

◆ WriteString()

◆ WriteTag()

◆ WriteTwoByteString()

◆ WriteUint32()

◆ WriteUint64()

◆ WriteVarint()

◆ WriteZigZag()

Member Data Documentation

◆ array_buffer_transfer_map_

◆ buffer_

◆ buffer_capacity_

◆ buffer_size_

◆ delegate_

◆ has_custom_host_objects_

◆ id_map_

◆ isolate_

◆ next_id_

◆ out_of_memory_

◆ shared_object_conveyor_

◆ treat_array_buffer_views_as_host_objects_

◆ zone_