97 lines
1.7 KiB
C++
97 lines
1.7 KiB
C++
#ifndef __DISKIMAGE_H__
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#define __DISKIMAGE_H__
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#include <stdint.h>
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#include <sys/types.h>
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#include <Device/BlockDevice.h>
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#include <Device/Adaptor.h>
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#include <File/MappedFile.h>
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namespace Device {
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class DiskImage : public BlockDevice {
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public:
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virtual ~DiskImage();
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virtual void read(unsigned block, void *bp);
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virtual void write(unsigned block, const void *bp);
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virtual void sync();
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virtual bool readOnly();
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virtual unsigned blocks();
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protected:
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DiskImage();
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DiskImage(MappedFile *file = 0);
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void setBlocks(unsigned blocks) { _blocks = blocks; }
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void setAdaptor(Adaptor *);
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void *address() const { return _file.address(); }
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size_t length() const { return _file.length(); }
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MappedFile *file() { return &_file; }
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private:
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MappedFile _file;
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Adaptor *_adaptor;
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bool _readOnly;
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unsigned _blocks;
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};
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class ProDOSOrderDiskImage : public DiskImage {
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public:
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static BlockDevicePointer Create(const char *name, size_t blocks);
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static BlockDevicePointer Open(MappedFile *);
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virtual BlockCachePointer createBlockCache();
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static bool Validate(MappedFile *, const std::nothrow_t &);
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static bool Validate(MappedFile *);
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ProDOSOrderDiskImage(MappedFile *);
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private:
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ProDOSOrderDiskImage();
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};
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class DOSOrderDiskImage : public DiskImage {
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public:
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static BlockDevicePointer Create(const char *name, size_t blocks);
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static BlockDevicePointer Open(MappedFile *);
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static bool Validate(MappedFile *, const std::nothrow_t &);
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static bool Validate(MappedFile *);
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DOSOrderDiskImage(MappedFile *);
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private:
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DOSOrderDiskImage();
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};
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}
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#endif |