[Driver development] enumeration of device functions in Windows

In Windows, the following sections and functions are used to list device-related articles.

 

[Related materials]

Device information sets:

Http://msdn.microsoft.com/zh-cn/library/ff541247 (V = vs.85). aspx

Device Interface classes: http://msdn.microsoft.com/zh-cn/library/ff541339 (V = vs.85). aspx

Device setip classes: http://msdn.microsoft.com/zh-cn/library/ff541509 (V = vs.85). aspx

[Main functions]

Setupdigetclassdevs () // gets a collection of device information handles related to the specified guid. The GUID of the device type has a defined http://msdn.microsoft.com/zh-cn/library/windows/hardware/ff551069 (V = vs.85). aspx In header files such as winioctl. h and WDM. h.

Setupdienumdeviceinterfaces () // enumerative Device

Setupdigetdeviceinterfacedetail () // obtain the device interface details (device path)

Iosetdeviceinterfacestate () // sets the device status, enable/disable

Iogetdeviceinterfaces () // You can enumerate devices with disabled

 

[Internal structure of the device information set]

The internal structure of a device information set: