DRV_CLOSE message
Directs the driver to close the given instance. If no other instances are open, the driver should prepare for subsequent release from memory.
Parameters
-
dwDriverId
-
Identifier of the installable driver. This is the same value previously returned by the driver from the DRV_OPEN message.
-
hdrvr
-
Handle of the installable driver instance.
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lParam1
-
32-bit value specified as the lParam1 parameter in a call to the DriverClose function.
-
lParam2
-
32-bit value specified as the lParam2 parameter in a call to the DriverClose function.
Return Value
Returns nonzero if successful or zero otherwise.
Requirements
Requirement | Value |
---|---|
Minimum supported client |
Windows 2000 Professional [desktop apps only] |
Minimum supported server |
Windows 2000 Server [desktop apps only] |
Header |
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