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https://gitee.com/openharmony/arkcompiler_ets_runtime
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fffa07375c
issues:https://gitee.com/openharmony/arkcompiler_ets_runtime/issues/I5GKV5 Signed-off-by: lvfuqing <lvfuqing1@huawei.com> Change-Id: I6a1dea9dfcce6e4ab92e80ebfc152074dfc7e4ec
50 lines
1.7 KiB
C++
50 lines
1.7 KiB
C++
/*
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* Copyright (c) 2021-2022 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 ECMASCRIPT_JSDATAVIEW_H
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#define ECMASCRIPT_JSDATAVIEW_H
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#include <cstddef>
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#include <cstdint>
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#include "ecmascript/ecma_macros.h"
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#include "ecmascript/js_object.h"
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namespace panda::ecmascript {
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enum class DataViewType : uint8_t {
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BIGINT64 = 0, BIGUINT64, FLOAT32, FLOAT64, INT8, INT16, INT32, UINT8, UINT16, UINT32, UINT8_CLAMPED
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};
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class JSDataView : public JSObject {
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public:
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CAST_CHECK(JSDataView, IsDataView);
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static uint32_t GetElementSize(DataViewType type);
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static constexpr size_t DATA_VIEW_OFFSET = JSObject::SIZE;
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ACCESSORS(DataView, DATA_VIEW_OFFSET, VIEW_ARRAY_BUFFER_OFFSET);
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ACCESSORS(ViewedArrayBuffer, VIEW_ARRAY_BUFFER_OFFSET, BYTE_LENGTH_OFFSET);
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ACCESSORS_PRIMITIVE_FIELD(ByteLength, uint32_t, BYTE_LENGTH_OFFSET, BYTE_OFFSET_OFFSET);
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ACCESSORS_PRIMITIVE_FIELD(ByteOffset, uint32_t, BYTE_OFFSET_OFFSET, LAST_OFFSET);
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DEFINE_ALIGN_SIZE(LAST_OFFSET);
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DECL_VISIT_OBJECT_FOR_JS_OBJECT(JSObject, DATA_VIEW_OFFSET, BYTE_LENGTH_OFFSET)
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DECL_DUMP()
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};
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} // namespace panda::ecmascript
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#endif // ECMASCRIPT_JSDATAVIEW_H
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