#ifndef CARD_H
#define CARD_H

extern bool begin_sound_file(int freq, int bufsize);
extern void end_sound_file(void);
extern unsigned char *get_next_pointer_file(void);
extern void done_with_pointer_file(void);

extern bool begin_sound_card(int freq, int bufsize);
extern void end_sound_card(void);
extern unsigned char *get_next_pointer_card(void);
extern void done_with_pointer_card(void);

#endif
