This patch usages the anti replay window size to config
the anti replay checking in decap path for lookaside
IPSEC offload
Signed-off-by: Hemant Agrawal <hemant.agra...@nxp.com>
---
drivers/crypto/dpaa2_sec/dpaa2_sec_dpseci.c | 21 +++++++++++++++++
drivers/crypto/dpaa_sec/dpaa_sec.c | 26 +++++++++++++++++++++
2 files changed, 47 insertions(+)
diff --git a/drivers/crypto/dpaa2_sec/dpaa2_sec_dpseci.c
b/drivers/crypto/dpaa2_sec/dpaa2_sec_dpseci.c
index 7364b78e7..d7d95bf80 100644
--- a/drivers/crypto/dpaa2_sec/dpaa2_sec_dpseci.c
+++ b/drivers/crypto/dpaa2_sec/dpaa2_sec_dpseci.c
@@ -2887,6 +2887,27 @@ dpaa2_sec_set_ipsec_session(struct rte_cryptodev *dev,
sizeof(struct rte_ipv6_hdr) << 16;
if (ipsec_xform->options.esn)
decap_pdb.options |= PDBOPTS_ESP_ESN;
+
+ if (ipsec_xform->replay_win_sz) {
+ uint32_t win_sz;
+ win_sz = rte_align32pow2(ipsec_xform->replay_win_sz);
+
+ switch (win_sz) {
+ case 1:
+ case 2:
+ case 4:
+ case 8:
+ case 16:
+ case 32:
+ decap_pdb.options |= PDBOPTS_ESP_ARS32;
+ break;
+ case 64:
+ decap_pdb.options |= PDBOPTS_ESP_ARS64;
+ break;
+ default:
+ decap_pdb.options |= PDBOPTS_ESP_ARS128;
+ }
+ }
session->dir = DIR_DEC;
bufsize = cnstr_shdsc_ipsec_new_decap(priv->flc_desc[0].desc,
1, 0, SHR_SERIAL,
diff --git a/drivers/crypto/dpaa_sec/dpaa_sec.c
b/drivers/crypto/dpaa_sec/dpaa_sec.c
index a828b23c7..f5f18457a 100644
--- a/drivers/crypto/dpaa_sec/dpaa_sec.c
+++ b/drivers/crypto/dpaa_sec/dpaa_sec.c
@@ -2832,6 +2832,32 @@ dpaa_sec_set_ipsec_session(__rte_unused struct
rte_cryptodev *dev,
sizeof(struct rte_ipv6_hdr) << 16;
if (ipsec_xform->options.esn)
session->decap_pdb.options |= PDBOPTS_ESP_ESN;
+ if (ipsec_xform->replay_win_sz) {
+ uint32_t win_sz;
+ win_sz = rte_align32pow2(ipsec_xform->replay_win_sz);
+
+ switch (win_sz) {
+ case 1:
+ case 2:
+ case 4:
+ case 8:
+ case 16:
+ case 32:
+ if (ipsec_xform->options.esn)
+ session->decap_pdb.options |=
+ PDBOPTS_ESP_ARS64;
+ else
+ session->decap_pdb.options |=
+ PDBOPTS_ESP_ARS32;
+ break;
+ case 64:
+ session->decap_pdb.options |= PDBOPTS_ESP_ARS64;
+ break;
+ default:
+ session->decap_pdb.options |=
+ PDBOPTS_ESP_ARS128;
+ }
+ }
session->dir = DIR_DEC;
} else
goto out;
--
2.17.1
