SLSetGenuineInformation function (slpublic.h)

Specifies information about the genuine status of a Windows computer.


HRESULT SLSetGenuineInformation(
  [in]           const SLID *pQueryId,
  [in]           PCWSTR     pwszValueName,
  [in]           SLDATATYPE eDataType,
  [in, optional] UINT       cbValue,
  [in, optional] const BYTE *pbValue


[in] pQueryId

A pointer to an SLID structure that specifies the application for which to set information.

[in] pwszValueName

A pointer to a null-terminated string that contains the name associated with the value to set. The following names are valid.

Value Meaning
Set information about the genuine state of the computer.
If the SL_BRT_DATA value is set, setting SL_BRT_COMMIT puts the computer in nongenuine grace period mode.

[in] eDataType

A pointer to a value of the SLDATATYPE enumeration that specifies the type of data in the pbValue buffer.

[in, optional] cbValue

A pointer to the size, in bytes, of the pbValue buffer.

[in, optional] pbValue

A pointer to an array of BYTE values that specify the value associated with the name specified by the pwszValueName parameter.

Some name-value pairs allow this parameter to be NULL. In this case, the existing value of the name-value pair is deleted.

When you have finished using this array, free it by calling the LocalFree function.

Return value

If the method succeeds, it returns S_OK.

If the method fails, it returns an error code. For a list of common error codes, see Common HRESULT Values.

This function can return the following values defined in Winerror.h and Slerror.h.

Return code/value Description
The caller does not have administrative privileges.
The pbValue parameter cannot be NULL.
The pbValue buffer is too small to hold the data.
The data type of the pbValue parameter does not match the type specified by the eDataType parameter.
The specified name-value pair is dependent on a name-value pair that has not been set.
The name specified by the pwszValueName parameter is not supported.


Minimum supported client Windows Vista [desktop apps only]
Minimum supported server Windows Server 2008 [desktop apps only]
Target Platform Windows
Header slpublic.h
Library Slc.lib
DLL Slc.dll