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 | 24 +++++++++++++++++++
drivers/crypto/dpaa2_sec/dpaa2_sec_priv.h | 6 +++--
drivers/crypto/dpaa_sec/dpaa_sec.c | 26 +++++++++++++++++++++
drivers/crypto/dpaa_sec/dpaa_sec.h | 6 +++--
4 files changed, 58 insertions(+), 4 deletions(-)
diff --git a/drivers/crypto/dpaa2_sec/dpaa2_sec_dpseci.c
b/drivers/crypto/dpaa2_sec/dpaa2_sec_dpseci.c
index 52e522e4a..6d59e73e9 100644
--- a/drivers/crypto/dpaa2_sec/dpaa2_sec_dpseci.c
+++ b/drivers/crypto/dpaa2_sec/dpaa2_sec_dpseci.c
@@ -2836,6 +2836,30 @@ 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:
+ if (ipsec_xform->options.esn)
+ decap_pdb.options |= PDBOPTS_ESP_ARS64;
+ else
+ 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/dpaa2_sec/dpaa2_sec_priv.h
b/drivers/crypto/dpaa2_sec/dpaa2_sec_priv.h
index 662559422..b97dacbcb 100644
--- a/drivers/crypto/dpaa2_sec/dpaa2_sec_priv.h
+++ b/drivers/crypto/dpaa2_sec/dpaa2_sec_priv.h
@@ -675,7 +675,8 @@ static const struct rte_security_capability
dpaa2_sec_security_cap[] = {
.proto = RTE_SECURITY_IPSEC_SA_PROTO_ESP,
.mode = RTE_SECURITY_IPSEC_SA_MODE_TUNNEL,
.direction = RTE_SECURITY_IPSEC_SA_DIR_EGRESS,
- .options = { 0 }
+ .options = { 0 },
+ .replay_win_sz_max = 128
},
.crypto_capabilities = dpaa2_sec_capabilities
},
@@ -686,7 +687,8 @@ static const struct rte_security_capability
dpaa2_sec_security_cap[] = {
.proto = RTE_SECURITY_IPSEC_SA_PROTO_ESP,
.mode = RTE_SECURITY_IPSEC_SA_MODE_TUNNEL,
.direction = RTE_SECURITY_IPSEC_SA_DIR_INGRESS,
- .options = { 0 }
+ .options = { 0 },
+ .replay_win_sz_max = 128
},
.crypto_capabilities = dpaa2_sec_capabilities
},
diff --git a/drivers/crypto/dpaa_sec/dpaa_sec.c
b/drivers/crypto/dpaa_sec/dpaa_sec.c
index 6c186338f..7cfa5f6dc 100644
--- a/drivers/crypto/dpaa_sec/dpaa_sec.c
+++ b/drivers/crypto/dpaa_sec/dpaa_sec.c
@@ -2693,6 +2693,32 @@ 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;
diff --git a/drivers/crypto/dpaa_sec/dpaa_sec.h
b/drivers/crypto/dpaa_sec/dpaa_sec.h
index c10ec1007..684950d6d 100644
--- a/drivers/crypto/dpaa_sec/dpaa_sec.h
+++ b/drivers/crypto/dpaa_sec/dpaa_sec.h
@@ -692,7 +692,8 @@ static const struct rte_security_capability
dpaa_sec_security_cap[] = {
.proto = RTE_SECURITY_IPSEC_SA_PROTO_ESP,
.mode = RTE_SECURITY_IPSEC_SA_MODE_TUNNEL,
.direction = RTE_SECURITY_IPSEC_SA_DIR_EGRESS,
- .options = { 0 }
+ .options = { 0 },
+ .replay_win_sz_max = 128
},
.crypto_capabilities = dpaa_sec_capabilities
},
@@ -703,7 +704,8 @@ static const struct rte_security_capability
dpaa_sec_security_cap[] = {
.proto = RTE_SECURITY_IPSEC_SA_PROTO_ESP,
.mode = RTE_SECURITY_IPSEC_SA_MODE_TUNNEL,
.direction = RTE_SECURITY_IPSEC_SA_DIR_INGRESS,
- .options = { 0 }
+ .options = { 0 },
+ .replay_win_sz_max = 128
},
.crypto_capabilities = dpaa_sec_capabilities
},
--
2.17.1
