Note
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PosCxRetainDevice is called to extend the ownership of the device.
Syntax
NTSTATUS PosCxRetainDevice(
[in] WDFDEVICE device,
[in] WDFREQUEST request
);
Parameters
[in] device
A handle to a framework device object that represents the device.
[in] request
A handle to a framework request object that represents the request. This request must come from a WDF IO queue. The caller must always complete the request.
Return value
Possible return values are:
| Value | Description |
|---|---|
| STATUS_SUCCESS | The device was retained successfully. |
| STATUS_ACCESS_DENIED | The calling thread is not the owner of the device. |
| STATUS_DEVICE_NOT_READY | The PosCx library was not successfully initialized. |
Requirements
| Requirement | Value |
|---|---|
| Target Platform | Windows |
| Header | poscx.h (include Poscx.h) |