On Thu, Oct 24, 2024 at 3:17 PM David Marchand
<david.march...@redhat.com> wrote:
> @@ -1209,14 +1195,16 @@ process_openssl_cipher_des3ctr(struct rte_mbuf
> *mbuf_src, uint8_t *dst,
>         l = rte_pktmbuf_data_len(m) - offset;
>
>         memcpy(ctr, iv, 8);
> +       host_ctr = rte_be_64_to_cpu(ctr);
>
>         for (n = 0; n < srclen; n++) {
>                 if (n % 8 == 0) {
> +                       ctr = rte_cpu_to_be_64(host_ctr);

Moving this here adds one uneeded extra conversion on the first iteration.
So I would keep the conversion around the host_ctr variable increment,
if you get the idea.


>                         if (EVP_EncryptUpdate(ctx,
>                                         (unsigned char *)&ebuf, &unused,
>                                         (const unsigned char *)&ctr, 8) <= 0)
>                                 goto process_cipher_des3ctr_err;
> -                       ctr_inc(ctr);
> +                       host_ctr++;
>                 }
>                 dst[n] = *(src++) ^ ebuf[n % 8];

-- 
David Marchand

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