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/*
* Copyright (C) 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. AND ITS CONTRIBUTORS ``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 ITS 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 "BufferSource.h"
#include "JSDOMConvertInterface.h"
#include "JSDOMWrapperCache.h"
#include "JSDynamicDowncast.h"
#include <runtime/JSTypedArrays.h>
namespace WebCore {
// FIXME: It is wrong that we treat buffer related types as interfaces, they should be their own IDL type.
// Add adaptors to make ArrayBuffer / ArrayBufferView / typed arrays act like normal interfaces.
template<typename ImplementationClass> struct JSDOMWrapperConverterTraits;
template<> struct JSDOMWrapperConverterTraits<JSC::ArrayBuffer> {
using WrapperClass = JSC::JSArrayBuffer;
using ToWrappedReturnType = JSC::ArrayBuffer*;
};
template<> struct JSDOMWrapperConverterTraits<JSC::ArrayBufferView> {
using WrapperClass = JSC::JSArrayBufferView;
using ToWrappedReturnType = RefPtr<ArrayBufferView>;
};
template<typename Adaptor> struct JSDOMWrapperConverterTraits<JSC::GenericTypedArrayView<Adaptor>> {
using WrapperClass = JSC::JSGenericTypedArrayView<Adaptor>;
using ToWrappedReturnType = RefPtr<JSC::GenericTypedArrayView<Adaptor>>;
};
inline RefPtr<JSC::Int8Array> toPossiblySharedInt8Array(JSC::VM& vm, JSC::JSValue value) { return JSC::toPossiblySharedNativeTypedView<JSC::Int8Adaptor>(vm, value); }
inline RefPtr<JSC::Int16Array> toPossiblySharedInt16Array(JSC::VM& vm, JSC::JSValue value) { return JSC::toPossiblySharedNativeTypedView<JSC::Int16Adaptor>(vm, value); }
inline RefPtr<JSC::Int32Array> toPossiblySharedInt32Array(JSC::VM& vm, JSC::JSValue value) { return JSC::toPossiblySharedNativeTypedView<JSC::Int32Adaptor>(vm, value); }
inline RefPtr<JSC::Uint8Array> toPossiblySharedUint8Array(JSC::VM& vm, JSC::JSValue value) { return JSC::toPossiblySharedNativeTypedView<JSC::Uint8Adaptor>(vm, value); }
inline RefPtr<JSC::Uint8ClampedArray> toPossiblySharedUint8ClampedArray(JSC::VM& vm, JSC::JSValue value) { return JSC::toPossiblySharedNativeTypedView<JSC::Uint8ClampedAdaptor>(vm, value); }
inline RefPtr<JSC::Uint16Array> toPossiblySharedUint16Array(JSC::VM& vm, JSC::JSValue value) { return JSC::toPossiblySharedNativeTypedView<JSC::Uint16Adaptor>(vm, value); }
inline RefPtr<JSC::Uint32Array> toPossiblySharedUint32Array(JSC::VM& vm, JSC::JSValue value) { return JSC::toPossiblySharedNativeTypedView<JSC::Uint32Adaptor>(vm, value); }
inline RefPtr<JSC::Float32Array> toPossiblySharedFloat32Array(JSC::VM& vm, JSC::JSValue value) { return JSC::toPossiblySharedNativeTypedView<JSC::Float32Adaptor>(vm, value); }
inline RefPtr<JSC::Float64Array> toPossiblySharedFloat64Array(JSC::VM& vm, JSC::JSValue value) { return JSC::toPossiblySharedNativeTypedView<JSC::Float64Adaptor>(vm, value); }
inline RefPtr<JSC::Int8Array> toUnsharedInt8Array(JSC::VM& vm, JSC::JSValue value) { return JSC::toUnsharedNativeTypedView<JSC::Int8Adaptor>(vm, value); }
inline RefPtr<JSC::Int16Array> toUnsharedInt16Array(JSC::VM& vm, JSC::JSValue value) { return JSC::toUnsharedNativeTypedView<JSC::Int16Adaptor>(vm, value); }
inline RefPtr<JSC::Int32Array> toUnsharedInt32Array(JSC::VM& vm, JSC::JSValue value) { return JSC::toUnsharedNativeTypedView<JSC::Int32Adaptor>(vm, value); }
inline RefPtr<JSC::Uint8Array> toUnsharedUint8Array(JSC::VM& vm, JSC::JSValue value) { return JSC::toUnsharedNativeTypedView<JSC::Uint8Adaptor>(vm, value); }
inline RefPtr<JSC::Uint8ClampedArray> toUnsharedUint8ClampedArray(JSC::VM& vm, JSC::JSValue value) { return JSC::toUnsharedNativeTypedView<JSC::Uint8ClampedAdaptor>(vm, value); }
inline RefPtr<JSC::Uint16Array> toUnsharedUint16Array(JSC::VM& vm, JSC::JSValue value) { return JSC::toUnsharedNativeTypedView<JSC::Uint16Adaptor>(vm, value); }
inline RefPtr<JSC::Uint32Array> toUnsharedUint32Array(JSC::VM& vm, JSC::JSValue value) { return JSC::toUnsharedNativeTypedView<JSC::Uint32Adaptor>(vm, value); }
inline RefPtr<JSC::Float32Array> toUnsharedFloat32Array(JSC::VM& vm, JSC::JSValue value) { return JSC::toUnsharedNativeTypedView<JSC::Float32Adaptor>(vm, value); }
inline RefPtr<JSC::Float64Array> toUnsharedFloat64Array(JSC::VM& vm, JSC::JSValue value) { return JSC::toUnsharedNativeTypedView<JSC::Float64Adaptor>(vm, value); }
inline JSC::JSValue toJS(JSC::ExecState* state, JSDOMGlobalObject* globalObject, JSC::ArrayBuffer& buffer)
{
if (auto result = getCachedWrapper(globalObject->world(), buffer))
return result;
// The JSArrayBuffer::create function will register the wrapper in finishCreation.
return JSC::JSArrayBuffer::create(state->vm(), globalObject->arrayBufferStructure(buffer.sharingMode()), &buffer);
}
inline JSC::JSValue toJS(JSC::ExecState* state, JSC::JSGlobalObject* globalObject, JSC::ArrayBufferView& view)
{
return view.wrap(state, globalObject);
}
inline JSC::JSValue toJS(JSC::ExecState* state, JSDOMGlobalObject* globalObject, JSC::ArrayBuffer* buffer)
{
if (!buffer)
return JSC::jsNull();
return toJS(state, globalObject, *buffer);
}
inline JSC::JSValue toJS(JSC::ExecState* state, JSC::JSGlobalObject* globalObject, JSC::ArrayBufferView* view)
{
if (!view)
return JSC::jsNull();
return toJS(state, globalObject, *view);
}
inline RefPtr<JSC::ArrayBufferView> toPossiblySharedArrayBufferView(JSC::VM& vm, JSC::JSValue value)
{
auto* wrapper = jsDynamicDowncast<JSC::JSArrayBufferView*>(vm, value);
if (!wrapper)
return nullptr;
return wrapper->possiblySharedImpl();
}
inline RefPtr<JSC::ArrayBufferView> toUnsharedArrayBufferView(JSC::VM& vm, JSC::JSValue value)
{
auto result = toPossiblySharedArrayBufferView(vm, value);
if (!result || result->isShared())
return nullptr;
return result;
}
} // namespace WebCore
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