#ifndef FUNCTION_LIB_H
#define FUNCTION_LIB_H

void process_main_upsem();
void main_upsem(char *edge0, char *edge1);
void process_read_tape();
void read_tape(char *edge0, char *edge1, char *edge2);
void process_read_cd();
void read_cd(char *edge0, char *edge1, char *edge2);
void process_choose();
void choose(char *edge0, char *edge1, char *edge2, char *edge3);
void process_amplify_audio();
void amplify_audio(char *edge0, char *edge1);
int timer_init();
void timer_write(int dev_id, char *data, int length);
void timer_read(int dev_id, char *buf, int length);
void device_timer_process(int dev_id);
int tape_init();
void tape_write(int dev_id, char *data, int length);
void tape_read(int dev_id, char *buf, int length);
int cd_init();
void cd_write(int dev_id, char *data, int length);
void cd_read(int dev_id, char *buf, int length);
int audio_sw_init();
void audio_sw_write(int dev_id, char *data, int length);
void audio_sw_read(int dev_id, char *buf, int length);
int speaker_init();
void speaker_write(int dev_id, char *data, int length);
void speaker_read(int dev_id, char *buf, int length);
#endif