Function GetAsymmetricEncryptionInterface 

pub unsafe extern "system" fn GetAsymmetricEncryptionInterface(
    pszprovidername: PCWSTR,
    pszalgid: PCWSTR,
    ppfunctiontable: *mut *mut BCRYPT_ASYMMETRIC_ENCRYPTION_FUNCTION_TABLE,
    dwflags: u32,
) -> NTSTATUS