[dpdk-dev,v2,4/7] examples/ipsec-secgw: enable AES-CTR mode
Commit Message
RFC3686: Using AES Counter (CTR) Mode With IPsec ESP.`
Signed-off-by: Sergio Gonzalez Monroy <sergio.gonzalez.monroy@intel.com>
---
examples/ipsec-secgw/esp.c | 2 ++
examples/ipsec-secgw/sa.c | 7 +++++++
2 files changed, 9 insertions(+)
@@ -102,6 +102,7 @@ esp_inbound(struct rte_mbuf *m, struct ipsec_sa *sa,
ip_hdr_len + sizeof(struct esp_hdr));
sym_cop->cipher.iv.length = sa->iv_len;
break;
+ case RTE_CRYPTO_CIPHER_AES_CTR:
case RTE_CRYPTO_CIPHER_AES_GCM:
icb = get_cnt_blk(m);
icb->salt = sa->salt;
@@ -320,6 +321,7 @@ esp_outbound(struct rte_mbuf *m, struct ipsec_sa *sa,
sizeof(struct esp_hdr);
sym_cop->cipher.data.length = pad_payload_len + sa->iv_len;
break;
+ case RTE_CRYPTO_CIPHER_AES_CTR:
case RTE_CRYPTO_CIPHER_AES_GCM:
*iv = sa->seq;
sym_cop->cipher.data.offset = ip_hdr_len +
@@ -88,6 +88,13 @@ const struct supported_cipher_algo cipher_algos[] = {
.iv_len = 8,
.block_size = 4,
.key_len = 16
+ },
+ {
+ .keyword = "aes-128-ctr",
+ .algo = RTE_CRYPTO_CIPHER_AES_CTR,
+ .iv_len = 8,
+ .block_size = 16, /* XXX AESNI MB limition, should be 4 */
+ .key_len = 16
}
};