chromium/v8/src/handles/shared-object-conveyor-handles.h

// Copyright 2022 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef V8_HANDLES_SHARED_OBJECT_CONVEYOR_HANDLES_H_
#define V8_HANDLES_SHARED_OBJECT_CONVEYOR_HANDLES_H_

#include <memory>
#include <vector>

#include "src/handles/persistent-handles.h"

namespace v8 {
namespace internal {

class PersistentHandles;

// Wrapper around PersistentHandles that is used to convey shared objects
// (i.e. keep them alive) from a ValueSerializer to a ValueDeserializer for APIs
// like postMessage.
//
// The conveyor must be allocated in an isolate that remains alive until the
// ValueDeserializer in the receiving isolate finishes processing the message.
//
// Each shared object gets an id that is stable across GCs.
//
// The embedder owns the lifetime of instances of this class. See
// v8::SharedValueConveyor.
class SharedObjectConveyorHandles { … };

}  // namespace internal
}  // namespace v8

#endif  // V8_HANDLES_SHARED_OBJECT_CONVEYOR_HANDLES_H_