[dpdk-dev] [PATCH v3 3/3] test/crypto: add outbound known vector tests

[Anoob Joseph <anoobj@marvell.com>]

Add outbound known vector tests. The tests would be skipped on PMDs
which do not support IV provided by application.

Signed-off-by: Anoob Joseph <anoobj@marvell.com>
Acked-by: Akhil Goyal <gakhil@marvell.com>
---
 app/test/test_cryptodev.c                | 44 ++++++++++++++++++++++++++++++++
 app/test/test_cryptodev_security_ipsec.c | 16 +++++++++++-
 2 files changed, 59 insertions(+), 1 deletion(-)

diff --git a/app/test/test_cryptodev.c b/app/test/test_cryptodev.c
index fefab3c..dd68080 100644
--- a/app/test/test_cryptodev.c
+++ b/app/test/test_cryptodev.c
@@ -8978,6 +8978,22 @@ test_ipsec_proto_process(const struct ipsec_test_data td[],
 		ut_params->op->sym->m_src = ut_params->ibuf;
 		ut_params->op->sym->m_dst = NULL;
 
+		/* Copy IV in crypto operation when IV generation is disabled */
+		if (dir == RTE_SECURITY_IPSEC_SA_DIR_EGRESS &&
+		    ipsec_xform.options.iv_gen_disable == 1) {
+			uint8_t *iv = rte_crypto_op_ctod_offset(ut_params->op,
+								uint8_t *,
+								IV_OFFSET);
+			int len;
+
+			if (td[i].aead)
+				len = td[i].xform.aead.aead.iv.length;
+			else
+				len = td[i].xform.chain.cipher.cipher.iv.length;
+
+			memcpy(iv, td[i].iv.data, len);
+		}
+
 		/* Process crypto operation */
 		process_crypto_request(dev_id, ut_params->op);
 
@@ -9015,6 +9031,22 @@ test_ipsec_proto_process(const struct ipsec_test_data td[],
 }
 
 static int
+test_ipsec_proto_known_vec(const void *test_data)
+{
+	struct ipsec_test_data td_outb;
+	struct ipsec_test_flags flags;
+
+	memset(&flags, 0, sizeof(flags));
+
+	memcpy(&td_outb, test_data, sizeof(td_outb));
+
+	/* Disable IV gen to be able to test with known vectors */
+	td_outb.ipsec_xform.options.iv_gen_disable = 1;
+
+	return test_ipsec_proto_process(&td_outb, NULL, 1, false, &flags);
+}
+
+static int
 test_ipsec_proto_known_vec_inb(const void *td_outb)
 {
 	struct ipsec_test_flags flags;
@@ -14019,6 +14051,18 @@ static struct unit_test_suite ipsec_proto_testsuite  = {
 	.setup = ipsec_proto_testsuite_setup,
 	.unit_test_cases = {
 		TEST_CASE_NAMED_WITH_DATA(
+			"Outbound known vector (ESP tunnel mode IPv4 AES-GCM 128)",
+			ut_setup_security, ut_teardown,
+			test_ipsec_proto_known_vec, &pkt_aes_128_gcm),
+		TEST_CASE_NAMED_WITH_DATA(
+			"Outbound known vector (ESP tunnel mode IPv4 AES-GCM 192)",
+			ut_setup_security, ut_teardown,
+			test_ipsec_proto_known_vec, &pkt_aes_192_gcm),
+		TEST_CASE_NAMED_WITH_DATA(
+			"Outbound known vector (ESP tunnel mode IPv4 AES-GCM 256)",
+			ut_setup_security, ut_teardown,
+			test_ipsec_proto_known_vec, &pkt_aes_256_gcm),
+		TEST_CASE_NAMED_WITH_DATA(
 			"Inbound known vector (ESP tunnel mode IPv4 AES-GCM 128)",
 			ut_setup_security, ut_teardown,
 			test_ipsec_proto_known_vec_inb, &pkt_aes_128_gcm),
diff --git a/app/test/test_cryptodev_security_ipsec.c b/app/test/test_cryptodev_security_ipsec.c
index 5b54996..f371b15 100644
--- a/app/test/test_cryptodev_security_ipsec.c
+++ b/app/test/test_cryptodev_security_ipsec.c
@@ -77,6 +77,15 @@ test_ipsec_sec_caps_verify(struct rte_security_ipsec_xform *ipsec_xform,
 		return -ENOTSUP;
 	}
 
+	if ((ipsec_xform->direction == RTE_SECURITY_IPSEC_SA_DIR_EGRESS) &&
+	    (ipsec_xform->options.iv_gen_disable == 1) &&
+	    (sec_cap->ipsec.options.iv_gen_disable != 1)) {
+		if (!silent)
+			RTE_LOG(INFO, USER1,
+				"Application provided IV is not supported\n");
+		return -ENOTSUP;
+	}
+
 	return 0;
 }
 
@@ -161,9 +170,11 @@ test_ipsec_td_prepare(const struct crypto_param *param1,
 
 		td->xform.aead.aead.algo = param1->alg.aead;
 		td->xform.aead.aead.key.length = param1->key_length;
+
+		if (flags->iv_gen)
+			td->ipsec_xform.options.iv_gen_disable = 0;
 	}
 
-	RTE_SET_USED(flags);
 	RTE_SET_USED(param2);
 }
 
@@ -187,6 +198,9 @@ test_ipsec_td_update(struct ipsec_test_data td_inb[],
 
 		if (flags->udp_encap)
 			td_inb[i].ipsec_xform.options.udp_encap = 1;
+
+		/* Clear outbound specific flags */
+		td_inb[i].ipsec_xform.options.iv_gen_disable = 0;
 	}
 }
 
-- 
2.7.4