Expand Minimize

SetupDiClassGuidsFromName function

The SetupDiClassGuidsFromName function retrieves the GUID(s) associated with the specified class name. This list is built based on the classes currently installed on the system.

Syntax


BOOL SetupDiClassGuidsFromName(
  _In_  PCTSTR ClassName,
  _Out_ LPGUID ClassGuidList,
  _In_  DWORD  ClassGuidListSize,
  _Out_ PDWORD RequiredSize
);

Parameters

ClassName [in]

The name of the class for which to retrieve the class GUID.

ClassGuidList [out]

A pointer to an array to receive the list of GUIDs associated with the specified class name.

ClassGuidListSize [in]

The number of GUIDs in the ClassGuidList array.

RequiredSize [out]

Supplies a pointer to a variable that receives the number of GUIDs associated with the class name. If this number is greater than the size of the ClassGuidList buffer, the number indicates how large the array must be in order to store all the GUIDs.

Return value

The function returns TRUE if it is successful. Otherwise, it returns FALSE and the logged error can be retrieved by making a call to GetLastError.

Remarks

Call SetupDiClassGuidsFromNameEx to retrieve the class GUIDs for a class on a remote computer.

Requirements

Target platform

Desktop

Version

Available in Microsoft Windows 2000 and later versions of Windows.

Header

Setupapi.h (include Setupapi.h)

Library

Setupapi.lib

See also

SetupDiClassGuidsFromNameEx
SetupDiClassNameFromGuid

 

 

Send comments about this topic to Microsoft

Show:
© 2015 Microsoft