www.pudn.com > WDM_Driver_Dev_ExampleCode.zip > Ioctl.h

//	DeviceIoControl IOCTL codes supported by Wdm1 
 
#define IOCTL_WDM1_ZERO_BUFFER CTL_CODE(	\ 
			FILE_DEVICE_UNKNOWN,			\ 
			0x801,							\ 
			METHOD_BUFFERED,				\ 
			FILE_ANY_ACCESS) 
 
#define IOCTL_WDM1_REMOVE_BUFFER CTL_CODE(	\ 
			FILE_DEVICE_UNKNOWN,			\ 
			0x802,							\ 
			METHOD_BUFFERED,				\ 
			FILE_ANY_ACCESS) 
 
#define IOCTL_WDM1_GET_BUFFER_SIZE CTL_CODE(	\ 
			FILE_DEVICE_UNKNOWN,			\ 
			0x803,							\ 
			METHOD_BUFFERED,				\ 
			FILE_ANY_ACCESS) 
 
#define IOCTL_WDM1_GET_BUFFER CTL_CODE(	\ 
			FILE_DEVICE_UNKNOWN,			\ 
			0x804,							\ 
			METHOD_BUFFERED,				\ 
			FILE_ANY_ACCESS) 
 
#define IOCTL_WDM1_UNRECOGNISED CTL_CODE(	\ 
			FILE_DEVICE_UNKNOWN,			\ 
			0x805,							\ 
			METHOD_BUFFERED,				\ 
			FILE_ANY_ACCESS)