ScrT0
#define SCRIOT0 _IOWR('S', 4, ScrT0) /* read/write card data in T0 protocol */
#define SCRIOT0 _IOWR('S', 4, ScrT0) /* read/write card data in T0 protocol */
sc->pIoctlT0 = (ScrT0*)data;
ScrT0 * pIoctlT0; /* pointer to T0 ioctl data */