This function opens a registry key associated with a USB client driver.

HKEY OpenClientRegistryKey(
LPCWSTR szUniqueDriverId );


  • szUniqueDriverId
    [IN] Specifies a unique driver identifier string.

Return Values

A handle to the appropriate key indicates success. NULL indicates that no key exists for that driver or that some other error occurred.


The client key is created in the RegisterClientDriverId function.


Runs on Versions Defined in Include Link to
Windows CE OS 2.10 and later      

Note   This API is part of the complete Windows CE OS package as provided by Microsoft. The functionality of a particular platform is determined by the original equipment manufacturer (OEM) and some devices may not support this API.

See Also


 Last updated on Tuesday, July 13, 2004

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