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/*
* Copyright (C) 2009, 2013, 2016 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#pragma once
#include "ExceptionOr.h"
#include <heap/Strong.h>
#include <runtime/ArrayBuffer.h>
#include <runtime/JSCJSValue.h>
#include <wtf/Forward.h>
#include <wtf/Function.h>
#include <wtf/text/WTFString.h>
typedef const struct OpaqueJSContext* JSContextRef;
typedef const struct OpaqueJSValue* JSValueRef;
#if ENABLE(WEBASSEMBLY)
namespace JSC { namespace Wasm {
class Module;
} }
#endif
namespace WebCore {
class IDBValue;
class MessagePort;
class SharedBuffer;
enum class SerializationReturnCode;
enum class SerializationErrorMode { NonThrowing, Throwing };
enum class SerializationContext { Default, WorkerPostMessage };
using ArrayBufferContentsArray = Vector<JSC::ArrayBufferContents>;
#if ENABLE(WEBASSEMBLY)
using WasmModuleArray = Vector<RefPtr<JSC::Wasm::Module>>;
#endif
class SerializedScriptValue : public ThreadSafeRefCounted<SerializedScriptValue> {
public:
WEBCORE_EXPORT static RefPtr<SerializedScriptValue> create(JSC::ExecState&, JSC::JSValue, SerializationErrorMode = SerializationErrorMode::Throwing);
WEBCORE_EXPORT static ExceptionOr<Ref<SerializedScriptValue>> create(JSC::ExecState&, JSC::JSValue, Vector<JSC::Strong<JSC::JSObject>>&& transfer, Vector<RefPtr<MessagePort>>&, SerializationContext = SerializationContext::Default);
WEBCORE_EXPORT static RefPtr<SerializedScriptValue> create(StringView);
static Ref<SerializedScriptValue> adopt(Vector<uint8_t>&& buffer)
{
return adoptRef(*new SerializedScriptValue(WTFMove(buffer)));
}
static Ref<SerializedScriptValue> nullValue();
WEBCORE_EXPORT JSC::JSValue deserialize(JSC::ExecState&, JSC::JSGlobalObject*, SerializationErrorMode = SerializationErrorMode::Throwing);
WEBCORE_EXPORT JSC::JSValue deserialize(JSC::ExecState&, JSC::JSGlobalObject*, Vector<RefPtr<MessagePort>>&, SerializationErrorMode = SerializationErrorMode::Throwing);
JSC::JSValue deserialize(JSC::ExecState&, JSC::JSGlobalObject*, Vector<RefPtr<MessagePort>>&, const Vector<String>& blobURLs, const Vector<String>& blobFilePaths, SerializationErrorMode = SerializationErrorMode::Throwing);
static uint32_t wireFormatVersion();
String toString();
// API implementation helpers. These don't expose special behavior for ArrayBuffers or MessagePorts.
WEBCORE_EXPORT static RefPtr<SerializedScriptValue> create(JSContextRef, JSValueRef, JSValueRef* exception);
WEBCORE_EXPORT JSValueRef deserialize(JSContextRef, JSValueRef* exception);
const Vector<uint8_t>& data() const { return m_data; }
bool hasBlobURLs() const { return !m_blobURLs.isEmpty(); }
#if ENABLE(INDEXED_DATABASE)
Vector<String> blobURLsIsolatedCopy() const;
void writeBlobsToDiskForIndexedDB(WTF::Function<void (const IDBValue&)>&& completionHandler);
IDBValue writeBlobsToDiskForIndexedDBSynchronously();
#endif // ENABLE(INDEXED_DATABASE)
static Ref<SerializedScriptValue> createFromWireBytes(Vector<uint8_t>&& data)
{
return adoptRef(*new SerializedScriptValue(WTFMove(data)));
}
const Vector<uint8_t>& toWireBytes() const { return m_data; }
WEBCORE_EXPORT ~SerializedScriptValue();
private:
WEBCORE_EXPORT SerializedScriptValue(Vector<unsigned char>&&);
SerializedScriptValue(Vector<unsigned char>&&, const Vector<String>& blobURLs, std::unique_ptr<ArrayBufferContentsArray>, std::unique_ptr<ArrayBufferContentsArray> sharedBuffers
#if ENABLE(WEBASSEMBLY)
, std::unique_ptr<WasmModuleArray>
#endif
);
Vector<unsigned char> m_data;
std::unique_ptr<ArrayBufferContentsArray> m_arrayBufferContentsArray;
std::unique_ptr<ArrayBufferContentsArray> m_sharedBufferContentsArray;
#if ENABLE(WEBASSEMBLY)
std::unique_ptr<WasmModuleArray> m_wasmModulesArray;
#endif
Vector<String> m_blobURLs;
};
}
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