crypto_aegis128_process_ad
crypto_aegis128_process_ad(&state, req->src, req->assoclen, false);
crypto_aegis128_process_ad(&state, req->src, req->assoclen, false);
crypto_aegis128_process_ad(&state, req->src, req->assoclen, true);
crypto_aegis128_process_ad(&state, req->src, req->assoclen, true);