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/* |
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* IEC.h - IEC bus routines, 1541 emulation (DOS level) |
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* |
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* Frodo (C) 1994-1997,2002-2003 Christian Bauer |
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* Frodo (C) 1994-1997,2002-2004 Christian Bauer |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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}; |
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// Information about file in disk image/archive file |
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struct c64_dir_entry { |
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c64_dir_entry(const uint8 *n, int t, bool o, bool p, size_t s, off_t ofs = 0, uint8 sal = 0, uint8 sah = 0) |
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: type(t), is_open(o), is_protected(p), size(s), offset(ofs), sa_lo(sal), sa_hi(sah) |
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{ |
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strncpy((char *)name, (const char *)n, 17); |
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name[16] = 0; |
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} |
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// Basic information |
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uint8 name[17]; // File name (C64 charset, null-terminated) |
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int type; // File type (see defines above) |
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bool is_open; // Flag: file open |
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bool is_protected; // Flag: file protected |
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size_t size; // File size (may be approximated) |
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// Special information |
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off_t offset; // Offset of file in archive file |
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uint8 sa_lo, sa_hi; // C64 start address |
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}; |
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class Drive; |
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class C64Display; |
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class Prefs; |
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uint8 Out(uint8 byte, bool eoi); |
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uint8 OutATN(uint8 byte); |
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uint8 OutSec(uint8 byte); |
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uint8 In(uint8 *byte); |
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uint8 In(uint8 &byte); |
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void SetATN(void); |
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void RelATN(void); |
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void Turnaround(void); |
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uint8 sec_talk(void); |
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uint8 open_out(uint8 byte, bool eoi); |
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uint8 data_out(uint8 byte, bool eoi); |
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uint8 data_in(uint8 *byte); |
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uint8 data_in(uint8 &byte); |
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C64Display *the_display; // Pointer to display object (for drive LEDs) |
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virtual uint8 Open(int channel, const uint8 *name, int name_len)=0; |
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virtual uint8 Close(int channel)=0; |
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virtual uint8 Read(int channel, uint8 *byte)=0; |
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virtual uint8 Read(int channel, uint8 &byte)=0; |
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virtual uint8 Write(int channel, uint8 byte, bool eoi)=0; |
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virtual void Reset(void)=0; |
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char error_buf[256]; // Buffer with current error message |
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char *error_ptr; // Pointer within error message |
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int error_len; // Remaining length of error message |
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int current_error; // Number of current error |
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uint8 cmd_buf[64]; // Buffer for incoming command strings |
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int cmd_len; // Length of received command |
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// Convert ASCII character to PETSCII character |
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extern char ascii2petscii(char c); |
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extern uint8 ascii2petscii(char c); |
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// Convert ASCII string to PETSCII string |
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extern void ascii2petscii(char *dest, const char *src, int max); |
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extern void ascii2petscii(uint8 *dest, const char *src, int max); |
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// Convert PETSCII character to ASCII character |
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extern char petscii2ascii(uint8 c); |
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// Convert PETSCII string to ASCII string |
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extern void petscii2ascii(char *dest, const char *src, int max); |
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extern void petscii2ascii(char *dest, const uint8 *src, int max); |
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#endif |
