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https://gitee.com/openharmony/arkcompiler_ets_runtime
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c7ab7dddd8
Signed-off-by: xiongluo <xiongluo@huawei.com> Change-Id: I232c1378a20dcef26e61cee76b7b40cccc5b5e9f
50 lines
1.6 KiB
C++
50 lines
1.6 KiB
C++
/*
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* Copyright (c) 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_SHARED_MEMORY_MANAGER_MANAGER_H
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#define ECMASCRIPT_SHARED_MEMORY_MANAGER_MANAGER_H
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#include "ecmascript/mem/c_containers.h"
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#include "ecmascript/platform/mutex.h"
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namespace panda {
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class EcmaVm;
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namespace ecmascript {
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class JSSharedMemoryManager {
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public:
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PUBLIC_API ~JSSharedMemoryManager();
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static JSSharedMemoryManager *GetInstance()
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{
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static JSSharedMemoryManager jsSharedMemoryManager;
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return &jsSharedMemoryManager;
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}
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bool CreateOrLoad(void **pointer, size_t size);
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static void RemoveSharedMemory(void *pointer, void *data);
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private:
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JSSharedMemoryManager() = default;
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void InsertSharedMemory(const void *pointer);
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void IncreaseRefSharedMemory(const void *pointer);
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void DecreaseRefSharedMemory(const void *pointer);
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void FreeBuffer(void *mem);
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void *AllocateBuffer(size_t size);
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RecursiveMutex jsSharedMemoryLock_;
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CMap<const uint64_t, int32_t> loadedJSSharedMemory_;
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};
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} // namespace ecmascript
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} // namespace panda
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#endif // ECMASCRIPT_SHARED_MEMORY_MANAGER_MANAGER_H
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