pub unsafe extern "C" fn Esys_VerifySignature_Async(
    esysContext: *mut ESYS_CONTEXT,
    keyHandle: ESYS_TR,
    shandle1: ESYS_TR,
    shandle2: ESYS_TR,
    shandle3: ESYS_TR,
    digest: *const TPM2B_DIGEST,
    signature: *const TPMT_SIGNATURE
) -> TSS2_RC