Class File

Libraries/unrar/file.hpp:50–140

class File
{
  private:
    FileHandle hFile;
    bool LastWrite;
    FILE_HANDLETYPE HandleType;
    bool SkipClose;
    bool IgnoreReadErrors;
    bool NewFile;
    bool AllowDelete;
    bool AllowExceptions;
#ifdef _WIN_ALL
    bool NoSequentialRead;
    uint CreateMode;
#endif
    bool PreserveAtime;
  protected:
    bool OpenShared; // Set by 'Archive' class.
  public:
    wchar FileName[NM];

    FILE_ERRORTYPE ErrorType;
  public:
    File();
    virtual ~File();
    void operator = (File &SrcFile);

    // Several functions below are 'virtual', because they are redefined
    // by Archive for QOpen and by MultiFile for split files in WinRAR.
    virtual bool Open(const wchar *Name,uint Mode=FMF_READ);
    void TOpen(const wchar *Name);
    bool WOpen(const wchar *Name);
    bool Create(const wchar *Name,uint Mode=FMF_UPDATE|FMF_SHAREREAD);
    void TCreate(const wchar *Name,uint Mode=FMF_UPDATE|FMF_SHAREREAD);
    bool WCreate(const wchar *Name,uint Mode=FMF_UPDATE|FMF_SHAREREAD);
    virtual bool Close(); // 'virtual' for MultiFile class.
    bool Delete();
    bool Rename(const wchar *NewName);
    bool Write(const void *Data,size_t Size);
    virtual int Read(void *Data,size_t Size);
    int DirectRead(void *Data,size_t Size);
    virtual void Seek(int64 Offset,int Method);
    bool RawSeek(int64 Offset,int Method);
    virtual int64 Tell();
    void Prealloc(int64 Size);
    byte GetByte();
    void PutByte(byte Byte);
    bool Truncate();
    void Flush();
    void SetOpenFileTime(RarTime *ftm,RarTime *ftc=NULL,RarTime *fta=NULL);
    void SetCloseFileTime(RarTime *ftm,RarTime *fta=NULL);
    static void SetCloseFileTimeByName(const wchar *Name,RarTime *ftm,RarTime *fta);
    void GetOpenFileTime(RarTime *ft);
    virtual bool IsOpened() {return hFile!=FILE_BAD_HANDLE;} // 'virtual' for MultiFile class.
    int64 FileLength();
    void SetHandleType(FILE_HANDLETYPE Type) {HandleType=Type;}
    FILE_HANDLETYPE GetHandleType() {return HandleType;}
    bool IsDevice();