/Users/barrand/private/dev/softinex/old/inexlib-1.2/inlib/inlib/wroot/ifile

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// Copyright (C) 2010, Guy Barrand. All rights reserved.
// See the file inlib.license for terms.

#ifndef inlib_wroot_ifile
#define inlib_wroot_ifile

#include <ostream>
#include "seek"

namespace inlib {
namespace wroot {
  class buffer;
}}

namespace inlib {
namespace wroot {

class ifile {
public:
  virtual ~ifile(){}
public:
  virtual bool verbose() const = 0;
  virtual std::ostream& out() = 0;
  virtual bool byte_swap() const = 0;
  enum from {
    begin,
    current,
    end
  };
  virtual bool set_pos(seek = 0,from = begin) = 0;

  virtual seek END() const = 0;
  virtual void set_END(seek) = 0;

  virtual bool write_buffer(const char*,uint32) = 0;

  virtual uint32 version() const = 0;

  virtual bool synchronize() = 0;

  typedef bool (*zip_func)(std::ostream&,
                           int,
                           uint32,char*,
                           uint32,char*,
                           uint32&);

  virtual bool ziper(char,zip_func&) const = 0;

  virtual uint32 compression() const = 0;

  virtual void compress_buffer(const buffer&,char*&,uint32&,bool&) = 0;
};

}}

#endif