bool parse_button_index(char *s, int8_t *b);
bool parse_pointer_action(char *s, pointer_action_t *a);
bool parse_child_polarity(char *s, child_polarity_t *p);
bool parse_button_index(char *s, int8_t *b);
bool parse_pointer_action(char *s, pointer_action_t *a);
bool parse_child_polarity(char *s, child_polarity_t *p);