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[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 IWDFIoTarget interface exposes the I/O target object that typically represents a lower driver in the stack.
Inheritance
The IWDFIoTarget interface inherits from IWDFObject. IWDFIoTarget also has these types of members:
- Methods
Methods
The IWDFIoTarget interface has these methods.
| IWDFIoTarget::CancelSentRequestsForFile The CancelSentRequestsForFile method cancels all I/O requests that have been sent on behalf of the specified file object. |
| IWDFIoTarget::FormatRequestForIoctl The FormatRequestForIoctl method formats an I/O request object for an I/O control operation. |
| IWDFIoTarget::FormatRequestForRead The FormatRequestForRead method formats an I/O request object for a read operation. |
| IWDFIoTarget::FormatRequestForWrite The FormatRequestForWrite method formats an I/O request object for a write operation. |
| IWDFIoTarget::GetTargetFile The GetTargetFile method retrieves the framework file object that is associated with the I/O target object. |
Requirements
| Requirement | Value |
|---|---|
| End of support | Unavailable in UMDF 2.0 and later. |
| Target Platform | Desktop |
| Minimum UMDF version | 1.5 |
| Header | wudfddi.h |