IWDFRequestCompletionParams interface (wudfddi.h)
[Warning: UMDF 2 is the latest version of UMDF and supersedes UMDF 1. All new UMDF drivers should be written using UMDF 2. No new features are being added to UMDF 1 and there is limited support for UMDF 1 on newer versions of Windows 10. Universal Windows drivers must use UMDF 2. For more info, see Getting Started with UMDF.]
The IWDFRequestCompletionParams interface exposes methods that drivers can use to obtain completion information about an I/O request. Drivers can call these methods after a synchronous or an asynchronous I/O operation completes.
Inheritance
The IWDFRequestCompletionParams interface inherits from the IUnknown interface. IWDFRequestCompletionParams also has these types of members:
- Methods
Methods
The IWDFRequestCompletionParams interface has these methods.
IWDFRequestCompletionParams::GetCompletedRequestType The GetCompletedRequestType method retrieves the type of operation that the request to be completed contains. |
IWDFRequestCompletionParams::GetCompletionStatus The GetCompletionStatus method retrieves the completion status of an I/O request. |
IWDFRequestCompletionParams::GetInformation The GetInformation method retrieves information that is associated with the completion of an I/O request. |
Requirements
Requirement | Value |
---|---|
End of support | Unavailable in UMDF 2.0 and later. |
Target Platform | Desktop |
Minimum UMDF version | 1.5 |
Header | wudfddi.h |