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Differential D4004 Diff 11103 src/leveldb/util/env_win.cc

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src/leveldb/util/env_win.cc

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class Win32SequentialFile : public SequentialFile class Win32SequentialFile : public SequentialFile
{ {
public: public:
friend class Win32Env; friend class Win32Env;
virtual ~Win32SequentialFile(); virtual ~Win32SequentialFile();
virtual Status Read(size_t n, Slice* result, char* scratch); virtual Status Read(size_t n, Slice* result, char* scratch);
virtual Status Skip(uint64_t n); virtual Status Skip(uint64_t n);
BOOL isEnable(); BOOL isEnable();
virtual std::string GetName() const { return _filename; }
private: private:
BOOL _Init(); BOOL _Init();
void _CleanUp(); void _CleanUp();
Win32SequentialFile(const std::string& fname); Win32SequentialFile(const std::string& fname);
std::string _filename; std::string _filename;
::HANDLE _hFile; ::HANDLE _hFile;
DISALLOW_COPY_AND_ASSIGN(Win32SequentialFile); DISALLOW_COPY_AND_ASSIGN(Win32SequentialFile);
}; };
class Win32RandomAccessFile : public RandomAccessFile class Win32RandomAccessFile : public RandomAccessFile
{ {
public: public:
friend class Win32Env; friend class Win32Env;
virtual ~Win32RandomAccessFile(); virtual ~Win32RandomAccessFile();
virtual Status Read(uint64_t offset, size_t n, Slice* result,char* scratch) const; virtual Status Read(uint64_t offset, size_t n, Slice* result,char* scratch) const;
BOOL isEnable(); BOOL isEnable();
virtual std::string GetName() const { return _filename; }
private: private:
BOOL _Init(LPCWSTR path); BOOL _Init(LPCWSTR path);
void _CleanUp(); void _CleanUp();
Win32RandomAccessFile(const std::string& fname); Win32RandomAccessFile(const std::string& fname);
HANDLE _hFile; HANDLE _hFile;
const std::string _filename; const std::string _filename;
DISALLOW_COPY_AND_ASSIGN(Win32RandomAccessFile); DISALLOW_COPY_AND_ASSIGN(Win32RandomAccessFile);
}; };
class Win32WritableFile : public WritableFile class Win32WritableFile : public WritableFile
{ {
public: public:
Win32WritableFile(const std::string& fname, bool append); Win32WritableFile(const std::string& fname, bool append);
~Win32WritableFile(); ~Win32WritableFile();
virtual Status Append(const Slice& data); virtual Status Append(const Slice& data);
virtual Status Close(); virtual Status Close();
virtual Status Flush(); virtual Status Flush();
virtual Status Sync(); virtual Status Sync();
BOOL isEnable(); BOOL isEnable();
virtual std::string GetName() const { return filename_; }
private: private:
std::string filename_; std::string filename_;
::HANDLE _hFile; ::HANDLE _hFile;
}; };
class Win32FileLock : public FileLock class Win32FileLock : public FileLock
{ {
public: public:
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