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https://gitee.com/openharmony/arkcompiler_ets_runtime
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f983fbc01c
Issue: https://gitee.com/openharmony/arkcompiler_ets_runtime/issues/I9GBNL Signed-off-by: lijiamin2019 <lijiamin24@huawei.com> Change-Id: I49077acffe99369fbe686e257786a5f29853f321
115 lines
5.0 KiB
C++
115 lines
5.0 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_BUILTINS_BUILTINS_SENDABLE_ARRAYBUFFER_H
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#define ECMASCRIPT_BUILTINS_BUILTINS_SENDABLE_ARRAYBUFFER_H
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#include "ecmascript/base/builtins_base.h"
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#include "ecmascript/builtins/builtins_arraybuffer.h"
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#include "ecmascript/base/number_helper.h"
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#include "ecmascript/js_dataview.h"
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#include "ecmascript/js_typed_array.h"
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// List of functions in ArrayBuffer, excluding the '@@' properties.
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// V(name, func, length, stubIndex)
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// where BuiltinsArrayBuffer::func refers to the native implementation of ArrayBuffer[name].
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// kungfu::BuiltinsStubCSigns::stubIndex refers to the builtin stub index, or INVALID if no stub available.
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#define BUILTIN_ARRAY_BUFFER_FUNCTIONS(V) \
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/* ArrayBuffer.isView ( arg ) */ \
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V("isView", IsView, 1, ArrayBufferIsView)
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namespace panda::ecmascript::builtins {
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using DataViewType = ecmascript::DataViewType;
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using BuiltinFunctionEntry = base::BuiltinFunctionEntry;
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class BuiltinsSendableArrayBuffer : public BuiltinsArrayBuffer {
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public:
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// 24.1.2.1 ArrayBuffer(length)
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static JSTaggedValue ArrayBufferConstructor(EcmaRuntimeCallInfo *argv);
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// 24.1.3.1 ArrayBuffer.isView(arg)
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static JSTaggedValue IsView(EcmaRuntimeCallInfo *argv);
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// 24.1.3.3 get ArrayBuffer[@@species]
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static JSTaggedValue Species(EcmaRuntimeCallInfo *argv);
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// 24.1.4.1 get ArrayBuffer.prototype.byteLength
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static JSTaggedValue GetByteLength(EcmaRuntimeCallInfo *argv);
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// 24.1.4.3 ArrayBuffer.prototype.slice()
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static JSTaggedValue Slice(EcmaRuntimeCallInfo *argv);
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// 24.1.1.2 IsDetachedBuffer(arrayBuffer)
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static bool IsDetachedBuffer(JSTaggedValue arrayBuffer);
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// 24.1.1.4 CloneArrayBuffer( srcBuffer, srcByteOffset [, cloneConstructor] )
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static JSTaggedValue CloneArrayBuffer(JSThread *thread, const JSHandle<JSTaggedValue> &srcBuffer,
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uint32_t srcByteOffset, JSHandle<JSTaggedValue> constructor);
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// 24.1.1.1 AllocateArrayBuffer(constructor, byteLength)
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static JSTaggedValue AllocateSendableArrayBuffer(
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JSThread *thread, const JSHandle<JSTaggedValue> &newTarget, uint64_t byteLength);
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// Excluding the '@@' internal properties
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static Span<const base::BuiltinFunctionEntry> GetArrayBufferFunctions()
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{
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return Span<const base::BuiltinFunctionEntry>(ARRAY_BUFFER_FUNCTIONS);
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}
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static size_t GetNumPrototypeInlinedProperties()
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{
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// 3 : 3 more inline properties in Set.prototype
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// (1) ArrayBuffer.prototype.slice
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// (2) get ArrayBuffer.prototype.byteLength
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// (3) ArrayBuffer.prototype [ @@toStringTag ]
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return 3;
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}
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static Span<const std::pair<std::string_view, bool>> GetPrototypeProperties()
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{
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return Span<const std::pair<std::string_view, bool>>(ARRAYBUFFER_PROTOTYPE_PROPERTIES);
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}
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static Span<const std::pair<std::string_view, bool>> GetFunctionProperties()
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{
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return Span<const std::pair<std::string_view, bool>>(ARRAYBUFFER_FUNCTION_PROPERTIES);
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}
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static void *GetDataPointFromBuffer(JSTaggedValue arrBuf, uint32_t byteOffset = 0);
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private:
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#define BUILTIN_ARRAY_BUFFER_ENTRY(name, func, length, id) \
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BuiltinFunctionEntry::Create(name, BuiltinsSendableArrayBuffer::func, length, kungfu::BuiltinsStubCSigns::id),
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static constexpr std::array ARRAY_BUFFER_FUNCTIONS = {
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BUILTIN_ARRAY_BUFFER_FUNCTIONS(BUILTIN_ARRAY_BUFFER_ENTRY)
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};
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#undef BUILTIN_ARRAY_BUFFER_ENTRY
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#define ARRAYBUFFER_PROPERTIES_PAIR(name, func, length, id) \
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std::pair<std::string_view, bool>(name, false),
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static constexpr std::array ARRAYBUFFER_PROTOTYPE_PROPERTIES = {
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std::pair<std::string_view, bool>("slice", false),
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std::pair<std::string_view, bool>("byteLength", true),
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std::pair<std::string_view, bool>("[Symbol.toStringTag]", false),
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};
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static constexpr std::array ARRAYBUFFER_FUNCTION_PROPERTIES = {
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std::pair<std::string_view, bool>("length", false),
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std::pair<std::string_view, bool>("name", false),
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std::pair<std::string_view, bool>("prototype", false),
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std::pair<std::string_view, bool>("[Symbol.species]", true),
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BUILTIN_ARRAY_BUFFER_FUNCTIONS(ARRAYBUFFER_PROPERTIES_PAIR)
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};
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#undef ARRAYBUFFER_PROPERTIES_PAIR
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};
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} // namespace panda::ecmascript::builtins
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#endif // ECMASCRIPT_BUILTINS_BUILTINS_SENDABLE_ARRAYBUFFER_H
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