JCL Help:QueryTokenInformation

 JCL Help: QueryTokenInformation Function

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Summary

Wrapper for the GetTokenInformation Windows API function.

Pascal

 procedure QueryTokenInformation(Token: THandle; InformationClass: TTokenInformationClass; var Buffer: Pointer);

Parameters

Parameters	Description
Token: THandle	Handle to an access token to query for information.
InformationClass: TTokenInformationClass	The type of information to retrieve.
var Buffer: Pointer	Upon success reveices a buffer containing the requested information. This buffer must be freed by the caller by using the FreeMem function. Upon failure the buffer is undefined and should not be freed.

Description

QueryTokenInformation is a wrapper for the GetTokenInformation Windows API function which relieves the user of buffer management. For more information about the purpose of this funcion look up the GetTokenInformation function in the Platform SDK. If the function fails it raises an exception.

About

Unit

JclSecurity

Donator

Marcel van Brakel

Notes

Under Windows 95/98/Millenium Edition, QueryTokenInformation always sets Buffer to nil.

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