somSelf (WPObject *) - input
Points to an object of class WPObject.
pszClass (PSZ) - input
A pointer to a zero-terminated string that contains any unique string. The class name is recommended but not enforced.
ulKey (ULONG) - input
A class-defined identifier that correlates to a particular instance data variable.
pszValue (PSZ) - in/out
pcbValue (PULONG) - in/out
If pszValue is NULL, the actual size is returned in pcbValue.
rc (BOOL) - returns
TRUE