/* aylet 0.1, a .AY music file player.
 * Copyright (C) 2001 Russell Marks and Ian Collier. See main.c for licence.
 *
 * main.h
 */

enum cb_action_tag
  {
  cb_none,
  cb_quit,
  cb_highspeed,
  cb_prev_file,
  cb_next_file,
  cb_prev_track,
  cb_next_track,
  cb_play,
  cb_pause,
  cb_stop,
  cb_restart,
  cb_dec_stopafter,
  cb_inc_stopafter,
  cb_dec_fadetime,
  cb_inc_fadetime,
  cb_dec_vol,
  cb_inc_vol
  };


extern int action_callback(enum cb_action_tag action);
extern int do_interrupt(void);
extern unsigned int in(int h,int l);
extern unsigned int out(int h,int l,int a);

extern unsigned char mem[];
extern unsigned long tstates,tsmax;
extern int highspeed,playing,paused,want_quit;
extern int stopafter,fadetime;
extern int use_ui,play_to_stdout;
extern char **ay_filenames;
extern int ay_file,ay_num_files;
extern int ay_track;


struct ay_track_tag
  {
  unsigned char *namestr,*data;
  unsigned char *data_stacketc,*data_memblocks;
  int fadestart,fadelen;
  };

struct aydata_tag
  {
  unsigned char *filedata;
  int filelen;
  struct ay_track_tag *tracks;
  
  int filever,playerver;
  unsigned char *authorstr,*miscstr;
  int num_tracks;
  int first_track;
  };

struct time_tag { int min,sec,subsecframes; };

extern struct aydata_tag aydata;
extern struct time_tag tunetime;