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https://github.com/openharmony/ark_js_runtime.git
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wanyanglan
86cfe52253
Signed-off-by: wanyanglan <wanyanglan1@huawei.com> Change-Id: Iac7851492f10c0ef1303c621febb65e5fdd22e41
50 lines
1.8 KiB
C++
50 lines
1.8 KiB
C++
/*
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* Copyright (c) 2021 Huawei Device Co., Ltd.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef PANDA_RUNTIME_ECMASCRIPT_JSARRAYBUFFER_H
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#define PANDA_RUNTIME_ECMASCRIPT_JSARRAYBUFFER_H
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#include "ecmascript/js_object.h"
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namespace panda::ecmascript {
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class JSArrayBuffer final : public JSObject {
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public:
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static JSArrayBuffer *Cast(ObjectHeader *object)
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{
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return static_cast<JSArrayBuffer *>(object);
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}
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// 6.2.6.2
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static void CopyDataBlockBytes(JSTaggedValue toBlock, JSTaggedValue fromBlock, int32_t fromIndex, int32_t count);
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void Attach(JSThread *thread, JSTaggedValue arrayBufferByteLength, JSTaggedValue arrayBufferData);
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void Detach(JSThread *thread);
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bool IsDetach()
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{
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JSTaggedValue arrayBufferData = GetArrayBufferData();
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return arrayBufferData == JSTaggedValue::Null();
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}
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static constexpr size_t ARRAY_BUFFER_BYTE_LENGTH_OFFSET = JSObject::SIZE;
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ACCESSORS(ArrayBufferByteLength, ARRAY_BUFFER_BYTE_LENGTH_OFFSET, ARRAY_BUFFER_DATA_OFFSET)
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ACCESSORS(ArrayBufferData, ARRAY_BUFFER_DATA_OFFSET, ARRAY_BUFFER_SHARED_OFFSET)
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ACCESSORS(Shared, ARRAY_BUFFER_SHARED_OFFSET, SIZE)
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DECL_DUMP()
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DECL_VISIT_OBJECT_FOR_JS_OBJECT(JSObject, ARRAY_BUFFER_BYTE_LENGTH_OFFSET, SIZE)
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};
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} // namespace panda::ecmascript
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#endif // PANDA_RUNTIME_ECMASCRIPT_JSARRAYBUFFER_H
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