67 lines
2.6 KiB
C++
67 lines
2.6 KiB
C++
/*
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* Copyright (C) 2016 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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*
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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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* 3. Neither the name of Apple Inc. ("Apple") nor the names of
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* its contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY 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 OF
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* 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 <wtf/Assertions.h>
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#include <wtf/FileSystem.h>
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namespace WebCore {
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class WEBCORE_EXPORT FileHandle final {
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public:
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FileHandle() = default;
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FileHandle(const String& path, FileSystem::FileOpenMode);
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FileHandle(const String& path, FileSystem::FileOpenMode, OptionSet<FileSystem::FileLockMode>);
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FileHandle(const FileHandle& other) = delete;
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FileHandle(FileHandle&& other);
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~FileHandle();
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FileHandle& operator=(const FileHandle& other) = delete;
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FileHandle& operator=(FileHandle&& other);
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explicit operator bool() const;
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bool open(const String& path, FileSystem::FileOpenMode);
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bool open();
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int read(void* data, int length);
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int write(const void* data, int length);
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bool printf(const char* format, ...) WTF_ATTRIBUTE_PRINTF(2, 3);
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void close();
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private:
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String m_path;
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FileSystem::FileOpenMode m_mode { FileSystem::FileOpenMode::Read };
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FileSystem::PlatformFileHandle m_fileHandle { FileSystem::invalidPlatformFileHandle };
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OptionSet<FileSystem::FileLockMode> m_lockMode;
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bool m_shouldLock { false };
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};
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} // namespace WebCore
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