Function sgx_crypto_sys::sgx_hmac_sha256_msg

pub unsafe extern "C" fn sgx_hmac_sha256_msg(
    p_src: *const u8,
    src_len: i32,
    p_key: *const u8,
    key_len: i32,
    p_mac: *mut u8,
    mac_len: i32
) -> SgxStatus