atm_cirange
struct atm_cirange ci;
struct atm_cirange ci;
if (copy_from_user(&ci, arg,sizeof(struct atm_cirange)))
struct atm_cirange ci_range; /* VPI/VCI range */
#define SO_CIRANGE __SO_ENCODE(SOL_ATM,1,struct atm_cirange)
size = sizeof(struct atm_cirange);