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IOCTL HAL CLEAR REG

 

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Define

#define IOCTL_HAL_CLEAR_REG CTL_CODE(FILE_DEVICE_HAL, 2052, METHOD_BUFFERED,FILE_ANY_ACCESS)

Sample

Clearing the registry using the IOCTL

{
     #define IOCTL_HAL_CLEAR_REG CTL_CODE(FILE_DEVICE_HAL, 2052, METHOD_BUFFERED,FILE_ANY_ACCESS)
     KernelIoControl(IOCTL_HAL_CLEAR_REG, NULL, 0, NULL, 0, NULL);
}