[dpdk-dev] [PATCH v4 12/12] cryptodev: add opaque data field to symmetric session

[Fan Zhang <roy.fan.zhang@intel.com>]

This patch adds a opaque data field to cryptodev symmetric session.

Signed-off-by: Fan Zhang <roy.fan.zhang@intel.com>
Acked-by: Fiona Trahe <fiona.trahe@intel.com>
---
 doc/guides/prog_guide/img/cryptodev_sym_sess.svg | 7 +++++++
 lib/librte_cryptodev/rte_cryptodev.c             | 1 +
 lib/librte_cryptodev/rte_cryptodev.h             | 2 ++
 3 files changed, 10 insertions(+)

diff --git a/doc/guides/prog_guide/img/cryptodev_sym_sess.svg b/doc/guides/prog_guide/img/cryptodev_sym_sess.svg
index 7d7052c38..9b522458c 100644
--- a/doc/guides/prog_guide/img/cryptodev_sym_sess.svg
+++ b/doc/guides/prog_guide/img/cryptodev_sym_sess.svg
@@ -315,6 +315,13 @@
        class="st2"
        y="129.23468"
        x="-204.95244">uint16_t refcnt;</text>
+<text
+       transform="scale(0.71276665,1.4029837)"
+       style="font-size:14.02988338px;font-family:Calibri;overflow:visible;color-interpolation-filters:sRGB;fill:#386288;fill-rule:evenodd;stroke-width:1.40298378;stroke-linecap:square;stroke-miterlimit:3"
+       id="text24-5-5-1-4-3"
+       class="st2"
+       y="72.641953"
+       x="-242.00067">uint64_t opaque_data;</text>
 </g><g
      transform="matrix(1.022976,0,0,0.71529071,199.82034,-39.936699)"
      id="shape19-6-5"><title
diff --git a/lib/librte_cryptodev/rte_cryptodev.c b/lib/librte_cryptodev/rte_cryptodev.c
index 3835272fe..317a3b6ad 100644
--- a/lib/librte_cryptodev/rte_cryptodev.c
+++ b/lib/librte_cryptodev/rte_cryptodev.c
@@ -1339,6 +1339,7 @@ rte_cryptodev_sym_session_create(struct rte_mempool *mp)
 
 	sess->nb_drivers = pool_priv->nb_drivers;
 	sess->user_data_sz = pool_priv->user_data_sz;
+	sess->opaque_data = 0;
 
 	/* Clear device session pointer.
 	 * Include the flag indicating presence of user data
diff --git a/lib/librte_cryptodev/rte_cryptodev.h b/lib/librte_cryptodev/rte_cryptodev.h
index ec0d1c567..39fd1269c 100644
--- a/lib/librte_cryptodev/rte_cryptodev.h
+++ b/lib/librte_cryptodev/rte_cryptodev.h
@@ -957,6 +957,8 @@ rte_cryptodev_enqueue_burst(uint8_t dev_id, uint16_t qp_id,
  * has a fixed algo, key, op-type, digest_len etc.
  */
 struct rte_cryptodev_sym_session {
+	uint64_t opaque_data;
+	/**< Can be used for external metadata */
 	uint16_t nb_drivers;
 	/**< number of elements in sess_data array */
 	uint16_t user_data_sz;
-- 
2.13.6