crypto: Add async crypto APIs

Type: feature

This adds api calls for the following CLIs:
* set sw_scheuduler worker <N> crypto on|off
* set crypto async dispatch polling|interrupt
* set crypto handler
* set crypto async handler

Change-Id: Ic701d149c440e42ea4575da42b9f69e4c8759602
Signed-off-by: Nathan Skrzypczak <nathan.skrzypczak@gmail.com>

1 files changed, 94 insertions, 0 deletions

diff --git a/src/vnet/crypto/crypto_api.c b/src/vnet/crypto/crypto_api.c
new file mode 100644
index 00000000000..49b12a3d377
--- /dev/null
+++ b/src/vnet/crypto/crypto_api.c
@@ -0,0 +1,94 @@
+/*
+ * Copyright (c) 2020 Cisco and/or its affiliates.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <stddef.h>
+
+#include <vnet/vnet.h>
+
+#include <vnet/ip/ip_types_api.h>
+#include <vpp/app/version.h>
+
+#include <vlibapi/api.h>
+#include <vlibmemory/api.h>
+
+#include <vnet/crypto/crypto.h>
+
+/* define message IDs */
+#include <vnet/format_fns.h>
+#include <vnet/crypto/crypto.api_enum.h>
+#include <vnet/crypto/crypto.api_types.h>
+
+/**
+ * Base message ID fot the plugin
+ */
+static u32 crypto_base_msg_id;
+
+#define REPLY_MSG_ID_BASE crypto_base_msg_id
+
+#include <vlibapi/api_helper_macros.h>
+
+static void
+vl_api_crypto_set_async_dispatch_t_handler (vl_api_crypto_set_async_dispatch_t
+					    * mp)
+{
+  vl_api_crypto_set_async_dispatch_reply_t *rmp;
+  int rv = 0;
+
+  vnet_crypto_set_async_dispatch_mode ((u8) mp->mode);
+
+  REPLY_MACRO (VL_API_CRYPTO_SET_ASYNC_DISPATCH_REPLY);
+}
+
+static void
+vl_api_crypto_set_handler_t_handler (vl_api_crypto_set_handler_t * mp)
+{
+  vl_api_crypto_set_handler_reply_t *rmp;
+  int rv = 0;
+  char *engine;
+  char *alg_name;
+  crypto_op_class_type_t oct;
+
+  engine = (char *) mp->engine;
+  alg_name = (char *) mp->alg_name;
+  oct = (crypto_op_class_type_t) mp->oct;
+
+  if (mp->is_async)
+    rv = vnet_crypto_set_async_handler2 (alg_name, engine);
+  else
+    rv = vnet_crypto_set_handler2 (alg_name, engine, oct);
+
+  REPLY_MACRO (VL_API_CRYPTO_SET_HANDLER_REPLY);
+}
+
+#include <vnet/crypto/crypto.api.c>
+
+clib_error_t *
+crypto_api_hookup (vlib_main_t * vm)
+{
+  /* Ask for a correctly-sized block of API message decode slots */
+  crypto_base_msg_id = setup_message_id_table ();
+
+  return 0;
+}
+
+VLIB_API_INIT_FUNCTION (crypto_api_hookup);
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */