61 lines
1.6 KiB
C++
61 lines
1.6 KiB
C++
#pragma once
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#ifndef CRYFS_LIB_CRYDEVICE_H_
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#define CRYFS_LIB_CRYDEVICE_H_
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#include <boost/filesystem.hpp>
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#include <memory>
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#include <sys/stat.h>
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#include "utils/macros.h"
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#include "CryOpenFileList.h"
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namespace cryfs {
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class CryNode;
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class CryFile;
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class CryOpenFile;
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class CryDir;
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namespace bf = boost::filesystem;
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class CryDevice {
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public:
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CryDevice(const bf::path &rootdir);
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virtual ~CryDevice();
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int openFile(const bf::path &path, int flags);
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void closeFile(int descriptor);
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void lstat(const bf::path &path, struct ::stat *stbuf);
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void fstat(int descriptor, struct ::stat *stbuf);
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void truncate(const bf::path &path, off_t size);
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void ftruncate(int descriptor, off_t size);
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int read(int descriptor, void *buf, size_t count, off_t offset);
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void write(int descriptor, const void *buf, size_t count, off_t offset);
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void fsync(int descriptor);
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void fdatasync(int descriptor);
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void access(const bf::path &path, int mask);
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int createAndOpenFile(const bf::path &path, mode_t mode);
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void mkdir(const bf::path &path, mode_t mode);
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void rmdir(const bf::path &path);
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void unlink(const bf::path &path);
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void rename(const bf::path &from, const bf::path &to);
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const bf::path &RootDir() const;
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private:
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std::unique_ptr<CryNode> Load(const bf::path &path);
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std::unique_ptr<CryFile> LoadFile(const bf::path &path);
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std::unique_ptr<CryDir> LoadDir(const bf::path &path);
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int openFile(const CryFile &file, int flags);
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const bf::path _rootdir;
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CryOpenFileList _open_files;
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DISALLOW_COPY_AND_ASSIGN(CryDevice);
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};
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inline const bf::path &CryDevice::RootDir() const {
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return _rootdir;
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}
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}
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#endif /* CRYFS_LIB_CRYDEVICE_H_ */
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