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>
diff --git a/src/vnet/crypto/crypto.api b/src/vnet/crypto/crypto.api
new file mode 100644
index 0000000..04b0cfd
--- /dev/null
+++ b/src/vnet/crypto/crypto.api
@@ -0,0 +1,67 @@
+/*
+ * 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.
+ */
+
+option version = "1.0.1";
+
+enum crypto_dispatch_mode:u8
+{
+  CRYPTO_ASYNC_DISPATCH_POLLING = 0,
+  CRYPTO_ASYNC_DISPATCH_INTERRUPT = 1,
+};
+
+enum crypto_op_class_type:u8
+{
+  CRYPTO_API_OP_SIMPLE = 0,
+  CRYPTO_API_OP_CHAINED,
+  CRYPTO_API_OP_BOTH,
+};
+
+ /** \brief crypto: use polling or interrupt dispatch
+    @param client_index - opaque cookie to identify the sender
+    @param context - sender context, to match reply w/ request
+    @param mode - dispatch mode
+*/
+
+autoreply define crypto_set_async_dispatch
+{
+  u32 client_index;
+  u32 context;
+  vl_api_crypto_dispatch_mode_t mode;
+};
+
+ /** \brief crypto: use polling or interrupt dispatch
+    @param client_index - opaque cookie to identify the sender
+    @param context - sender context, to match reply w/ request
+    @param alg_name - Name of the algorithm to add
+    @param engine - Name of the engine to add
+    @param oct - Operation class type (simple, chained, both)
+    @param is_async - Asynchronous or not
+*/
+
+autoreply define crypto_set_handler
+{
+  u32 client_index;
+  u32 context;
+  string alg_name[32];
+  string engine[16];
+  vl_api_crypto_op_class_type_t oct;
+  u8 is_async;
+};
+
+ /*
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */