Function SLActivateProduct
pub unsafe fn SLActivateProduct<P5>(
hslc: *const c_void,
pproductskuid: *const GUID,
cbappspecificdata: Option<u32>,
pvappspecificdata: Option<*const c_void>,
pactivationinfo: Option<*const SL_ACTIVATION_INFO_HEADER>,
pwszproxyserver: P5,
wproxyport: Option<u16>,
) -> Result<()>where
P5: Param<PCWSTR>,