apps/plugins/zxbox/tapefile.h

   1 /*
   2  * Copyright (C) 1996-1998 Szeredi Miklos
   3  * Email: mszeredi@inf.bme.hu
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version. See the file COPYING.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  18  *
  19  */
  20
  21 #ifndef TAPEFILE_H
  22 #define TAPEFILE_H
  23
  24 #define DAT_ERR        -2
  25 #define DAT_END        -1
  26
  27 #define SEG_ERROR      -1
  28 #define SEG_END         0   /* ^--- End of tape */
  29
  30 #define SEG_STOP        1
  31 #define SEG_SKIP        2
  32 #define SEG_GRP_BEG     3
  33 #define SEG_GRP_END     4
  34
  35 #define SEG_DATA       10
  36 #define SEG_DATA_TURBO 11
  37 #define SEG_DATA_PURE  12
  38
  39 #define SEG_PAUSE      20
  40 #define SEG_OTHER      21
  41
  42 #define SEG_VIRTUAL    30
  43
  44 #define TAP_TAP      0
  45 #define TAP_TZX      1
  46
  47 #define MACHINE_48  0
  48 #define MACHINE_128 1
  49
  50 struct tape_options {
  51   int blanknoise;
  52   int stoppause;
  53   int machine;
  54 };
  55
  56 #define INITTAPEOPT(to) \
  57   (to).blanknoise=0,       \
  58   (to).stoppause=0,        \
  59   (to).machine=MACHINE_48
  60
  61 extern char seg_desc[];
  62
  63 #ifdef __cplusplus
  64 extern "C" {
  65 #endif
  66
  67 extern int  open_tapefile(char *name, int type);
  68 extern void close_tapefile(void);
  69 extern int  goto_segment(int at_seg);
  70 extern int  next_segment(void);
  71 extern int  next_byte(void);
  72 extern int  next_imps(unsigned short *impbuf, int buflen, long timelen);
  73
  74 extern void set_tapefile_options(struct tape_options *to);
  75 extern int get_level(void);
  76
  77 extern long get_seglen(void);
  78 extern long get_segpos(void);
  79 extern unsigned segment_pos(void);
  80
  81 #ifdef __cplusplus
  82 }
  83 #endif
  84
  85 #endif /* TAPEFILE_H */