diff mbox series

[v6,3/3] crypto/dpaa2_sec: enable anti replay window config

Message ID 20191106065414.4311-3-hemant.agrawal@nxp.com
State Accepted
Commit a37ce227a85f96778757dbf004ee19bdbf319d38
Headers show
Series [v6,1/3] security: add anti replay window size | expand

Commit Message

Hemant Agrawal Nov. 6, 2019, 6:54 a.m. UTC 
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.agrawal@nxp.com>

---
 drivers/crypto/dpaa2_sec/dpaa2_sec_dpseci.c | 21 +++++++++++++++++++++
 drivers/crypto/dpaa2_sec/dpaa2_sec_priv.h   |  6 ++++--
 drivers/crypto/dpaa_sec/dpaa_sec.c          | 21 +++++++++++++++++++++
 drivers/crypto/dpaa_sec/dpaa_sec.h          |  6 ++++--
 4 files changed, 50 insertions(+), 4 deletions(-)

-- 
2.17.1

Comments

Akhil Goyal Nov. 6, 2019, 7:02 a.m. UTC | #1 
> 

> 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.agrawal@nxp.com>

> ---

Acked-by: Akhil Goyal <akhil.goyal@nxp.com>
diff mbox series

Patch

diff --git a/drivers/crypto/dpaa2_sec/dpaa2_sec_dpseci.c b/drivers/crypto/dpaa2_sec/dpaa2_sec_dpseci.c
index 555730519..42b055cd8 100644
--- a/drivers/crypto/dpaa2_sec/dpaa2_sec_dpseci.c
+++ b/drivers/crypto/dpaa2_sec/dpaa2_sec_dpseci.c
@@ -2903,6 +2903,27 @@  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/dpaa2_sec/dpaa2_sec_priv.h b/drivers/crypto/dpaa2_sec/dpaa2_sec_priv.h
index c10fbf8dd..528b64ef8 100644
--- a/drivers/crypto/dpaa2_sec/dpaa2_sec_priv.h
+++ b/drivers/crypto/dpaa2_sec/dpaa2_sec_priv.h
@@ -716,7 +716,8 @@  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
 	},
@@ -727,7 +728,8 @@  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 b0fa74540..adf0c7a20 100644
--- a/drivers/crypto/dpaa_sec/dpaa_sec.c
+++ b/drivers/crypto/dpaa_sec/dpaa_sec.c
@@ -2844,6 +2844,27 @@  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:
+				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;
+			}
+		}
 	} else
 		goto out;
 	rte_spinlock_lock(&internals->lock);
diff --git a/drivers/crypto/dpaa_sec/dpaa_sec.h b/drivers/crypto/dpaa_sec/dpaa_sec.h
index 039cce8e9..3ecc7eae5 100644
--- a/drivers/crypto/dpaa_sec/dpaa_sec.h
+++ b/drivers/crypto/dpaa_sec/dpaa_sec.h
@@ -733,7 +733,8 @@  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
 	},
@@ -744,7 +745,8 @@  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
 	},