mirror of
https://github.com/darlinghq/darling-JavaScriptCore.git
synced 2024-11-26 21:50:53 +00:00
63 lines
2.2 KiB
C++
63 lines
2.2 KiB
C++
/*
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* Copyright (C) 2019 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#include "VM.h"
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#include <wtf/FileSystem.h>
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#include <wtf/MallocPtr.h>
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namespace JSC {
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class CachePayload {
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public:
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JS_EXPORT_PRIVATE static CachePayload makeMappedPayload(FileSystem::MappedFileData&&);
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JS_EXPORT_PRIVATE static CachePayload makeMallocPayload(MallocPtr<uint8_t, VMMalloc>&&, size_t);
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JS_EXPORT_PRIVATE static CachePayload makeEmptyPayload();
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JS_EXPORT_PRIVATE CachePayload(CachePayload&&);
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JS_EXPORT_PRIVATE ~CachePayload();
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JS_EXPORT_PRIVATE CachePayload& operator=(CachePayload&& other);
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const uint8_t* data() const { return m_data; }
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size_t size() const { return m_size; }
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private:
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CachePayload(bool mapped, void* data, size_t size)
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: m_mapped(mapped)
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, m_size(size)
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, m_data(static_cast<uint8_t*>(data))
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{
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}
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void freeData();
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bool m_mapped;
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size_t m_size;
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uint8_t* m_data;
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};
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} // namespace JSC
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