cryptodev: add symmetric algorithm operation stuff

This patch adds session operation and crypto operation
stuff in the cryptodev backend, including function
pointers and corresponding structures.

Signed-off-by: Gonglei <arei.gonglei@huawei.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

1 files changed, 45 insertions, 0 deletions

diff --git a/backends/cryptodev.c b/backends/cryptodev.c
index e8582cdc32..47521cf963 100644
--- a/backends/cryptodev.c
+++ b/backends/cryptodev.c
@@ -75,6 +75,51 @@ void cryptodev_backend_cleanup(
     backend->ready = false;
 }
 
+int64_t cryptodev_backend_sym_create_session(
+           CryptoDevBackend *backend,
+           CryptoDevBackendSymSessionInfo *sess_info,
+           uint32_t queue_index, Error **errp)
+{
+    CryptoDevBackendClass *bc =
+                      CRYPTODEV_BACKEND_GET_CLASS(backend);
+
+    if (bc->create_session) {
+        return bc->create_session(backend, sess_info, queue_index, errp);
+    }
+
+    return -1;
+}
+
+int cryptodev_backend_sym_close_session(
+           CryptoDevBackend *backend,
+           uint64_t session_id,
+           uint32_t queue_index, Error **errp)
+{
+    CryptoDevBackendClass *bc =
+                      CRYPTODEV_BACKEND_GET_CLASS(backend);
+
+    if (bc->close_session) {
+        return bc->close_session(backend, session_id, queue_index, errp);
+    }
+
+    return -1;
+}
+
+int cryptodev_backend_sym_operation(
+                 CryptoDevBackend *backend,
+                 CryptoDevBackendSymOpInfo *op_info,
+                 uint32_t queue_index, Error **errp)
+{
+    CryptoDevBackendClass *bc =
+                      CRYPTODEV_BACKEND_GET_CLASS(backend);
+
+    if (bc->do_sym_op) {
+        return bc->do_sym_op(backend, op_info, queue_index, errp);
+    }
+
+    return -1;
+}
+
 static void
 cryptodev_backend_get_queues(Object *obj, Visitor *v, const char *name,
                              void *opaque, Error **errp)