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disk.h
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disk.h
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/*
* reinette, a french Apple II emulator, using SDL2
* and powered by puce65c02 - a WDS 65c02 cpu emulator by the same author
* Last modified 1st of July 2021
* Copyright (c) 2021 Arthur Ferreira (arthur.ferreira2@gmail.com)
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#ifndef __DISK_H__
#define __DISK_H__
typedef struct Drive_t {
char fileName[400]; // the floppy image file name
char pathName[400]; // the full floppy image path name
bool readOnly; // based on the image file attributes
uint8_t data[232960]; // nibblelized floppy image
bool motorOn; // motor status
bool writeMode; // writes to file are not implemented
uint8_t track; // current track position
uint16_t nibble; // ptr to nibble under head position
} Drive;
class Disk {
public:
int curDrv = 0; // Current Drive - only one can be enabled at a time
Drive unit[2] = {0}; // two disk ][ drive units
Disk();
~Disk();
int load(char *filename, int drv);
int save(int drive);
int eject(int drive);
void setDrv(int drv);
void stepMotor(uint16_t address);
};
#endif