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CM_Delete_Class_Key function

The CM_Delete_Class_Key function removes the specified installed device class from the system.

Syntax

C++


CMAPI
CONFIGRET
WINAPI CM_Delete_Class_Key(
  _In_ LPGUID ClassGuid,
  _In_ ULONG  ulFlags
);

Parameters

ClassGuid [in]

Pointer to the GUID of the device class to remove.

ulFlags [in]

Delete class key flags:

CM_DELETE_CLASS_ONLY: Delete the class only if it does not contain any subkeys.
CM_DELETE_CLASS_SUBKEYS: Delete the class and all of its subkeys.
CM_DELETE_CLASS_INTERFACE (available only in Windows Vista and later): Indicates that ClassGuid specifies a device interface class and not a device setup class.

Return value

If the operation succeeds, the function returns CR_SUCCESS. Otherwise, it returns one of the CR_-prefixed error codes defined in Cfgmgr32.h.

Remarks

Requirements

Target platform	Universal
Version	Available in Microsoft Windows 2000 and later versions of Windows.
Header	Cfgmgr32.h (include Cfgmgr32.h)
Library	Cfgmgr32.lib; OneCoreUAP.lib on Windows 10
DLL	CfgMgr32.dll