v8::internal::Snapshot Class Reference

#include <snapshot.h>

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Public Types
enum	SerializerFlag { kAllowUnknownExternalReferencesForTesting = 1 << 0 , kAllowActiveIsolateForTesting = 1 << 1 , kReconstructReadOnlyAndSharedObjectCachesForTesting = 1 << 2 }
using	SerializerFlags = base::Flags<SerializerFlag>

Static Public Member Functions
static V8_EXPORT_PRIVATE void	ClearReconstructableDataForSerialization (Isolate *isolate, bool clear_recompilable_data)
static v8::StartupData	Create (Isolate *isolate, std::vector< Tagged< Context > > *contexts, const std::vector< SerializeEmbedderFieldsCallback > &embedder_fields_serializers, const SafepointScope &safepoint_scope, const DisallowGarbageCollection &no_gc, SerializerFlags flags=kDefaultSerializerFlags)
static bool	Initialize (Isolate *isolate)
static MaybeDirectHandle< Context >	NewContextFromSnapshot (Isolate *isolate, DirectHandle< JSGlobalProxy > global_proxy, size_t context_index, DeserializeEmbedderFieldsCallback embedder_fields_deserializer)
static V8_EXPORT_PRIVATE void	SerializeDeserializeAndVerifyForTesting (Isolate *isolate, DirectHandle< Context > default_context)
static bool	HasContextSnapshot (Isolate *isolate, size_t index)
static bool	EmbedsScript (Isolate *isolate)
static V8_EXPORT_PRIVATE uint32_t	GetExpectedChecksum (const v8::StartupData *data)
static V8_EXPORT_PRIVATE uint32_t	CalculateChecksum (const v8::StartupData *data)
static V8_EXPORT_PRIVATE bool	VerifyChecksum (const v8::StartupData *data)
static bool	ExtractRehashability (const v8::StartupData *data)
static V8_EXPORT_PRIVATE uint32_t	ExtractReadOnlySnapshotChecksum (const v8::StartupData *data)
static bool	VersionIsValid (const v8::StartupData *data)
static const v8::StartupData *	DefaultSnapshotBlob ()
static bool	ShouldVerifyChecksum (const v8::StartupData *data)

Static Public Attributes
static V8_EXPORT_PRIVATE constexpr SerializerFlags	kDefaultSerializerFlags

Detailed Description

Definition at line 25 of file snapshot.h.

Member Typedef Documentation

SerializerFlags

using v8::internal::Snapshot::SerializerFlags = base::Flags<SerializerFlag>

Definition at line 56 of file snapshot.h.

Member Enumeration Documentation

SerializerFlag

enum v8::internal::Snapshot::SerializerFlag

Enumerator
kAllowUnknownExternalReferencesForTesting
kAllowActiveIsolateForTesting
kReconstructReadOnlyAndSharedObjectCachesForTesting

Definition at line 29 of file snapshot.h.

Member Function Documentation

CalculateChecksum()

uint32_t v8::internal::Snapshot::CalculateChecksum ( const v8::StartupData * data )

static

Definition at line 643 of file snapshot.cc.

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ClearReconstructableDataForSerialization()

void v8::internal::Snapshot::ClearReconstructableDataForSerialization ( Isolate * isolate, bool clear_recompilable_data )

static

Definition at line 221 of file snapshot.cc.

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Create()

v8::StartupData v8::internal::Snapshot::Create ( Isolate * isolate, std::vector< Tagged< Context > > * contexts, const std::vector< SerializeEmbedderFieldsCallback > & embedder_fields_serializers, const SafepointScope & safepoint_scope, const DisallowGarbageCollection & no_gc, SerializerFlags flags = kDefaultSerializerFlags )

static

Definition at line 409 of file snapshot.cc.

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DefaultSnapshotBlob()

const v8::StartupData * v8::internal::Snapshot::DefaultSnapshotBlob ( )

static

Definition at line 24 of file snapshot-empty.cc.

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EmbedsScript()

static bool v8::internal::Snapshot::EmbedsScript ( Isolate * isolate )

static

ExtractReadOnlySnapshotChecksum()

uint32_t v8::internal::Snapshot::ExtractReadOnlySnapshotChecksum ( const v8::StartupData * data )

static

Definition at line 677 of file snapshot.cc.

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ExtractRehashability()

bool v8::internal::Snapshot::ExtractRehashability ( const v8::StartupData * data )

static

Definition at line 669 of file snapshot.cc.

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GetExpectedChecksum()

uint32_t v8::internal::Snapshot::GetExpectedChecksum ( const v8::StartupData * data )

static

Definition at line 640 of file snapshot.cc.

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HasContextSnapshot()

bool v8::internal::Snapshot::HasContextSnapshot ( Isolate * isolate, size_t index )

static

Definition at line 154 of file snapshot.cc.

Initialize()

bool v8::internal::Snapshot::Initialize ( Isolate * isolate )

static

Definition at line 176 of file snapshot.cc.

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NewContextFromSnapshot()

MaybeDirectHandle< Context > v8::internal::Snapshot::NewContextFromSnapshot ( Isolate * isolate, DirectHandle< JSGlobalProxy > global_proxy, size_t context_index, DeserializeEmbedderFieldsCallback embedder_fields_deserializer )

static

Definition at line 203 of file snapshot.cc.

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SerializeDeserializeAndVerifyForTesting()

void v8::internal::Snapshot::SerializeDeserializeAndVerifyForTesting ( Isolate * isolate, DirectHandle< Context > default_context )

static

Definition at line 346 of file snapshot.cc.

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ShouldVerifyChecksum()

bool v8::internal::Snapshot::ShouldVerifyChecksum ( const v8::StartupData * data )

static

Definition at line 25 of file snapshot-empty.cc.

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VerifyChecksum()

bool v8::internal::Snapshot::VerifyChecksum ( const v8::StartupData * data )

static

Definition at line 647 of file snapshot.cc.

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VersionIsValid()

bool v8::internal::Snapshot::VersionIsValid ( const v8::StartupData * data )

static

Definition at line 164 of file snapshot.cc.

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Member Data Documentation

kDefaultSerializerFlags

V8_EXPORT_PRIVATE constexpr SerializerFlags v8::internal::Snapshot::kDefaultSerializerFlags

staticconstexpr

Initial value:

=
      {}

Definition at line 57 of file snapshot.h.

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

• src/snapshot/snapshot.h
• src/snapshot/snapshot-empty.cc
• src/snapshot/snapshot-external.cc
• src/snapshot/snapshot.cc