82 lines
1.8 KiB
C++
82 lines
1.8 KiB
C++
#ifndef __DEVICE_ADAPTOR_H__
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#define __DEVICE_ADAPTOR_H__
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#include <utility>
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#include <vector>
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#include <stdint.h>
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#include <Device/TrackSector.h>
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namespace Device {
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class Adaptor
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{
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public:
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virtual ~Adaptor();
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virtual void readBlock(unsigned block, void *bp) = 0;
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virtual void writeBlock(unsigned block, const void *bp) = 0;
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};
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class POAdaptor : public Adaptor
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{
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public:
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POAdaptor(void *address);
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virtual void readBlock(unsigned block, void *bp);
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virtual void writeBlock(unsigned block, const void *bp);
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private:
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uint8_t *_address;
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};
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class DOAdaptor : public Adaptor
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{
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public:
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DOAdaptor(void *address);
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virtual void readBlock(unsigned block, void *bp);
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virtual void writeBlock(unsigned block, const void *bp);
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static unsigned Map[];
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private:
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uint8_t *_address;
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};
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// TODO -- nibble adaptor.
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class NibbleAdaptor : public Adaptor
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{
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public:
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NibbleAdaptor(void *address, unsigned length);
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virtual ~NibbleAdaptor();
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virtual void readBlock(unsigned block, void *bp);
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virtual void writeBlock(unsigned block, const void *bp);
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virtual void readTrackSector(TrackSector ts, void *bp);
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virtual void writeTrackSector(TrackSector ts, const void *bp);
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static std::pair<uint8_t, uint8_t>encode44(uint8_t);
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static uint8_t decode44(uint8_t, uint8_t);
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static uint8_t encode62(uint8_t);
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static uint8_t decode62(uint8_t);
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private:
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uint8_t *_address;
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unsigned _length;
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std::vector<unsigned> _index;
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};
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}
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#endif
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