📄 ioctl_test.h
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#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_
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