[PATCH] test/crypto: add negative test for RSA verify op

[Gowrishankar Muthukrishnan]

Add negative test for RSA verify operation to check if incorrect
signature is validated.

Signed-off-by: Gowrishankar Muthukrishnan <gmuthukri...@marvell.com>
---
 app/test/test_cryptodev_asym.c | 27 +++++++++++++++++++++++++--
 1 file changed, 25 insertions(+), 2 deletions(-)

diff --git a/app/test/test_cryptodev_asym.c b/app/test/test_cryptodev_asym.c
index 8977d9d3a5..9b5f3c545e 100644
--- a/app/test/test_cryptodev_asym.c
+++ b/app/test/test_cryptodev_asym.c
@@ -62,7 +62,7 @@ queue_ops_rsa_sign_verify(void *sess)
        struct rte_crypto_op *op, *result_op;
        struct rte_crypto_asym_op *asym_op;
        uint8_t output_buf[TEST_DATA_SIZE];
-       int status = TEST_SUCCESS;
+       int status;
 
        /* Set up crypto op data structure */
        op = rte_crypto_op_alloc(op_mpool, RTE_CRYPTO_OP_TYPE_ASYMMETRIC);
@@ -129,12 +129,35 @@ queue_ops_rsa_sign_verify(void *sess)
                goto error_exit;
        }
 
-       status = TEST_SUCCESS;
        if (result_op->status != RTE_CRYPTO_OP_STATUS_SUCCESS) {
                RTE_LOG(ERR, USER1, "Failed to process sign-verify op\n");
                status = TEST_FAILED;
+               goto error_exit;
+       }
+
+       /* Negative test */
+       result_op->asym->rsa.sign.data[0] ^= 0xff;
+       if (rte_cryptodev_enqueue_burst(dev_id, 0, &result_op, 1) != 1) {
+               RTE_LOG(ERR, USER1, "Error sending packet for verify\n");
+               status = TEST_FAILED;
+               goto error_exit;
        }
 
+       while (rte_cryptodev_dequeue_burst(dev_id, 0, &result_op, 1) == 0)
+               rte_pause();
+
+       if (result_op == NULL) {
+               RTE_LOG(ERR, USER1, "Failed to process verify op\n");
+               status = TEST_FAILED;
+               goto error_exit;
+       }
+
+       if (result_op->status != RTE_CRYPTO_OP_STATUS_ERROR) {
+               RTE_LOG(ERR, USER1, "Failed to process sign-verify op\n");
+               status = TEST_FAILED;
+       }
+
+       status = TEST_SUCCESS;
 error_exit:
 
        rte_crypto_op_free(op);
-- 
2.25.1