pub unsafe extern "C" fn Esys_ECDH_KeyGen(
esysContext: *mut ESYS_CONTEXT,
keyHandle: ESYS_TR,
shandle1: ESYS_TR,
shandle2: ESYS_TR,
shandle3: ESYS_TR,
zPoint: *mut *mut TPM2B_ECC_POINT,
pubPoint: *mut *mut TPM2B_ECC_POINT
) -> TSS2_RC