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Import all this stuff into a single repo called Serenity.

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This commit is contained in:
Andreas Kling 2018-10-10 11:53:07 +02:00
commit 5a30055157
Notes: sideshowbarker 2024-07-19 18:51:29 +09:00
67 changed files with 8836 additions and 0 deletions
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32
VirtualFileSystem/FileBackedBlockDevice.h Normal file
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#pragma once
#include "BlockDevice.h"
#include <AK/RetainPtr.h>
#include <AK/String.h>
#include <AK/Types.h>
#include <stdio.h>
class FileBackedBlockDevice final : public BlockDevice {
public:
static RetainPtr<FileBackedBlockDevice> create(String&& imagePath, unsigned blockSize);
virtual ~FileBackedBlockDevice() override;
bool isValid() const { return m_file; }
virtual unsigned blockSize() const override;
virtual bool readBlock(unsigned index, byte* out) const override;
virtual bool writeBlock(unsigned index, const byte*) override;
virtual bool read(qword offset, unsigned length, byte* out) const override;
virtual bool write(qword offset, unsigned length, const byte* data) override;
private:
virtual const char* className() const override;
FileBackedBlockDevice(String&& imagePath, unsigned blockSize);
String m_imagePath;
FILE* m_file { nullptr };
qword m_fileLength { 0 };
unsigned m_blockSize { 0 };
};