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DrtUpdateKey function

The DrtUpdateKey function updates the application data associated with a registered key.


HRESULT WINAPI DrtUpdateKey(
  _In_  HKEYREGISTRATION hKeyRegistration,
  _In_  DRT_DATA *pAppData
);

hKeyRegistration [in]: The DRT handle returned by the DrtRegisterKey function specifying a registered key within the DRT instance.
pAppData [in]: The new application data to associate with the key.

This function returns S_OK on success. Other possible values include:

Return code	Description
E_INVALIDARG	pAppData is NULL The value of cb in pAppData is less than 0. The value of cb in pAppData is more than 5120. The value of pb in pAppData is NULL.
E_HANDLE	hKeyRegistration is an invalid handle.
E_OUTOFMEMORY	The system is out of memory.

Minimum supported client	Windows 7 Professional [desktop apps only]
Minimum supported server	Windows Server 2008 R2 [desktop apps only]
Header	Drt.h
Library	Drt.lib
DLL	Drt.dll

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