wireguard: notify key changes to crypto engine

[vpp.git] / src / vnet / crypto / crypto.c

diff --git a/src/vnet/crypto/crypto.c b/src/vnet/crypto/crypto.c
index 5d951a1..25918f0 100644 (file)
--- a/src/vnet/crypto/crypto.c
+++ b/src/vnet/crypto/crypto.c
@@ -192,13 +192,16 @@ vnet_crypto_is_set_handler (vnet_crypto_alg_t alg)
   vnet_crypto_op_id_t opt = 0;
   int i;
 
-  if (alg > vec_len (cm->algs))
+  if (alg >= vec_len (cm->algs))
     return 0;
 
   for (i = 0; i < VNET_CRYPTO_OP_N_TYPES; i++)
     if ((opt = cm->algs[alg].op_by_type[i]) != 0)
       break;
 
+  if (opt >= vec_len (cm->ops_handlers))
+    return 0;
+
   return NULL != cm->ops_handlers[opt];
 }
 
@@ -480,6 +483,17 @@ vnet_crypto_key_del (vlib_main_t * vm, vnet_crypto_key_index_t index)
   pool_put (cm->keys, key);
 }
 
+void
+vnet_crypto_key_update (vlib_main_t *vm, vnet_crypto_key_index_t index)
+{
+  vnet_crypto_main_t *cm = &crypto_main;
+  vnet_crypto_engine_t *engine;
+
+  vec_foreach (engine, cm->engines)
+    if (engine->key_op_handler)
+      engine->key_op_handler (vm, VNET_CRYPTO_KEY_OP_MODIFY, index);
+}
+
 vnet_crypto_async_alg_t
 vnet_crypto_link_algs (vnet_crypto_alg_t crypto_alg,
                       vnet_crypto_alg_t integ_alg)
@@ -605,6 +619,23 @@ vnet_crypto_register_post_node (vlib_main_t * vm, char *post_node_name)
   return nn->next_idx;
 }
 
+void
+vnet_crypto_set_async_dispatch (u8 mode, u8 adaptive)
+{
+  vlib_thread_main_t *tm = vlib_get_thread_main ();
+  u32 i, node_index = crypto_main.crypto_node_index;
+  vlib_node_state_t state =
+    mode ? VLIB_NODE_STATE_INTERRUPT : VLIB_NODE_STATE_POLLING;
+
+  for (i = vlib_num_workers () > 0; i < tm->n_vlib_mains; i++)
+    {
+      vlib_main_t *ovm = vlib_get_main_by_index (i);
+      vlib_node_set_state (ovm, node_index, state);
+      vlib_node_set_flag (ovm, node_index, VLIB_NODE_FLAG_ADAPTIVE_MODE,
+                         adaptive);
+    }
+}
+
 int
 vnet_crypto_is_set_async_handler (vnet_crypto_async_op_id_t op)
 {
@@ -706,8 +737,7 @@ vnet_crypto_init (vlib_main_t * vm)
   cm->async_alg_index_by_name = hash_create_string (0, sizeof (uword));
   vec_validate_aligned (cm->threads, tm->n_vlib_mains, CLIB_CACHE_LINE_BYTES);
   vec_foreach (ct, cm->threads)
-    pool_alloc_aligned (ct->frame_pool, VNET_CRYPTO_FRAME_POOL_SIZE,
-                       CLIB_CACHE_LINE_BYTES);
+    pool_init_fixed (ct->frame_pool, VNET_CRYPTO_FRAME_POOL_SIZE);
   vec_validate (cm->algs, VNET_CRYPTO_N_ALGS);
   vec_validate (cm->async_algs, VNET_CRYPTO_N_ASYNC_ALGS);