ifile

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// Copyright (C) 2010, Guy Barrand. All rights reserved.
// See the file tools.license for terms.
 
#ifndef tools_wroot_ifile
#define tools_wroot_ifile
 
#include "seek"
#include "../press_func"
 
namespace tools {
namespace wroot {
  class buffer;
}}
 
namespace tools {
namespace wroot {
 
class ifile {
public:
  virtual ~ifile(){}
public:
  virtual bool verbose() const = 0;
  virtual std::ostream& out() const = 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;
 
  virtual bool ziper(char,compress_func&) const = 0;
 
  virtual uint32 compression() const = 0;
 
  virtual void compress_buffer(const buffer&,char*&,uint32&,bool&) = 0;
};
 
}}
 
#endif