image.h

#ifndef IMAGE_H
#define IMAGE_H
 
#include <vector>
#include "../common.h"
 
namespace Linker
{
    class ActualImage;
    class Reader;
    class Writer;
 
    class Image
    {
    public:
        virtual ~Image() = default;
        virtual offset_t ImageSize() const = 0;
        virtual offset_t WriteFile(Writer& wr, offset_t count, offset_t offset = 0) const = 0;
        virtual offset_t WriteFile(Writer& wr) const;
        virtual std::shared_ptr<const ActualImage> AsImage() const;
        std::shared_ptr<ActualImage> AsImage();
    };
 
    class ActualImage : public Image, public std::enable_shared_from_this<ActualImage>
    {
    public:
        std::shared_ptr<const ActualImage> AsImage() const override;
 
        virtual size_t ReadData(size_t bytes, offset_t offset, void * buffer) const = 0;
 
        uint64_t ReadUnsigned(size_t bytes, offset_t offset, EndianType endiantype) const;
 
        uint64_t ReadUnsigned(size_t bytes, offset_t offset) const;
 
        int64_t ReadSigned(size_t bytes, offset_t offset, EndianType endiantype) const;
 
        int64_t ReadSigned(size_t bytes, offset_t offset) const;
 
        int GetByte(offset_t offset) const;
    };
}
 
#endif /* IMAGE_H */