xfile.hpp

/***********************************************************************************************************************/
/* This program was written by Josef Ezra  <jezra@infinidat.com>                                                       */
/* Copyright (c) 2013, Infinidat                                                                                       */
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#ifndef FQ_XFILE_H
#define FQ_XFILE_H


#include <stdio.h>
#include "common.hpp"
#include "config.hpp"

#include "filer.hpp"
#include "power_ranger.hpp"     // exception list

class XFileBase {

protected:

    XFileBase(const char* filename);

    const char* m_filename;
    bool m_valid;
    RCoder rcoder;
    PowerRangerU ranger;
    PowerRanger  ranger_str;
};


class XFileSave : private XFileBase {
    FilerSave* filer;
    void init();

public:
    XFileSave(const char* filename);
    ~XFileSave();
    bool put(UINT64 gap);
    void put_chr(UCHAR chr);
    void put_str(const UCHAR* p, size_t len);
    size_t tell() const ;
    bool has_file() const { return !! filer ; }
};

class XFileLoad : private XFileBase {
    FilerLoad* filer;
    void init();
public:
    XFileLoad(const char* filename);
    ~XFileLoad();
    UINT64 get();
    UCHAR  get_chr();
    UCHAR* get_str(UCHAR* p);
    bool is_valid() const { return m_valid; }
};


#endif