WdfIoResourceListGetCount function (wdfresource.h)
[Applies to KMDF only]
The WdfIoResourceListGetCount method returns the number of resource descriptors that are contained in a resource requirements list's logical configuration.
Syntax
ULONG WdfIoResourceListGetCount(
[in] WDFIORESLIST ResourceList
);
Parameters
[in] ResourceList
A handle to a framework resource-range-list object that represents a logical configuration of hardware resources for a device.
Return value
WdfIoResourceListGetCount returns the number of resource descriptors that are contained in the logical configuration that ResourceList specifies.
A system bug check occurs if the driver supplies an invalid object handle.
Remarks
For more information about resource requirements lists and logical configurations, see Hardware Resources for Framework-Based Drivers.
Examples
For a code example that uses WdfIoResourceListGetCount, see WdfIoResourceRequirementsListGetIoResList.
Requirements
| Requirement | Value |
|---|---|
| Target Platform | Universal |
| Minimum KMDF version | 1.0 |
| Header | wdfresource.h (include Wdf.h) |
| Library | Wdf01000.sys (see Framework Library Versioning.) |
| IRQL | <=DISPATCH_LEVEL |
| DDI compliance rules | DriverCreate(kmdf), KmdfIrql(kmdf), KmdfIrql2(kmdf), KmdfIrqlExplicit(kmdf) |