[dpdk-dev] [PATCH 08/11] examples/ipsec-secgw: iv should be be64
Sergio Gonzalez Monroy
sergio.gonzalez.monroy at intel.com
Mon Oct 16 11:42:23 CEST 2017
On 14/10/2017 14:28, aviadye at dev.mellanox.co.il wrote:
> From: Aviad Yehezkel <aviadye at mellanox.com>
>
> To be compatibile with Linux kernel
I am not sure what you are trying to achieve with this change.
The requirement is that the IV is unique, IMO changing the endianess is
irrelevant here.
Can you provide case/example where current code does not work?
Thanks,
Sergio
> Signed-off-by: Aviad Yehezkel <aviadye at mellanox.com>
> ---
> examples/ipsec-secgw/esp.c | 8 ++++----
> 1 file changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/examples/ipsec-secgw/esp.c b/examples/ipsec-secgw/esp.c
> index aa2233d..81ebf55 100644
> --- a/examples/ipsec-secgw/esp.c
> +++ b/examples/ipsec-secgw/esp.c
> @@ -336,7 +336,7 @@ esp_outbound(struct rte_mbuf *m, struct ipsec_sa *sa,
> if (sa->aead_algo == RTE_CRYPTO_AEAD_AES_GCM) {
> uint8_t *aad;
>
> - *iv = sa->seq;
> + *iv = rte_cpu_to_be_64(sa->seq);
> sym_cop->aead.data.offset = ip_hdr_len +
> sizeof(struct esp_hdr) + sa->iv_len;
> sym_cop->aead.data.length = pad_payload_len;
> @@ -349,7 +349,7 @@ esp_outbound(struct rte_mbuf *m, struct ipsec_sa *sa,
>
> struct cnt_blk *icb = get_cnt_blk(m);
> icb->salt = sa->salt;
> - icb->iv = sa->seq;
> + icb->iv = rte_cpu_to_be_64(sa->seq);
> icb->cnt = rte_cpu_to_be_32(1);
>
> aad = get_aad(m);
> @@ -371,7 +371,7 @@ esp_outbound(struct rte_mbuf *m, struct ipsec_sa *sa,
> sym_cop->cipher.data.length = pad_payload_len + sa->iv_len;
> break;
> case RTE_CRYPTO_CIPHER_AES_CTR:
> - *iv = sa->seq;
> + *iv = rte_cpu_to_be_64(sa->seq);
> sym_cop->cipher.data.offset = ip_hdr_len +
> sizeof(struct esp_hdr) + sa->iv_len;
> sym_cop->cipher.data.length = pad_payload_len;
> @@ -390,7 +390,7 @@ esp_outbound(struct rte_mbuf *m, struct ipsec_sa *sa,
>
> struct cnt_blk *icb = get_cnt_blk(m);
> icb->salt = sa->salt;
> - icb->iv = sa->seq;
> + icb->iv = rte_cpu_to_be_64(sa->seq);
> icb->cnt = rte_cpu_to_be_32(1);
>
> switch (sa->auth_algo) {
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