#ifndef _IOCTLTEST_H_ #define _IOCTLTEST_H_ #define IOCTLTEST_MAGIC 't' typedef struct { unsigned long size; unsigned char buff[128]; } __attribute__ ((packed)) ioctl_test_info; #define IOCTLTEST_LEDOFF _IO( IOCTLTEST_MAGIC, 0 ) #define IOCTLTEST_LEDON _IO( IOCTLTEST_MAGIC, 1 ) #define IOCTLTEST_GETSTATE _IO( IOCTLTEST_MAGIC, 2 ) #define IOCTLTEST_READ _IOR( IOCTLTEST_MAGIC, 3 , ioctl_test_info ) #define IOCTLTEST_WRITE _IOW( IOCTLTEST_MAGIC, 4 , ioctl_test_info ) #define IOCTLTEST_WRITE_READ _IOWR( IOCTLTEST_MAGIC, 5 , ioctl_test_info ) #define IOCTLTEST_MAXNR 6 #endif // IOCTLTEST_H_