Windows Dev Center

Windows Genuine Advantage API Functions

[The Windows Genuine Advantage API Functions are no longer available for use as of Windows 7.]

The Windows Genuine Advantage (WGA) API provides the following functions.

The WGA functions are available only on Windows Vista and Windows XP installations that have been validated by clicking Validate Windows on http://www.microsoft.com/genuine.

FunctionDescription

GetLastErrors

Retrieves the trace output of the most recent validation session.

IsAlreadyGenuine

Specifies whether the copy of Windows running on the current system is genuine.

LegitCheck

Returns a value that indicates whether the copy of Windows running on the current system is genuine.

SetPartnerID

Sets the value of the partner ID used for reporting WGA status.

 

 

 

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