} pi_param_info_t;
int irda_param_pack(__u8 *buf, char *fmt, ...);
-int irda_param_unpack(__u8 *buf, char *fmt, ...);
int irda_param_insert(void *self, __u8 pi, __u8 *buf, int len,
pi_param_info_t *info);
-int irda_param_extract(void *self, __u8 *buf, int len, pi_param_info_t *info);
int irda_param_extract_all(void *self, __u8 *buf, int len,
pi_param_info_t *info);