crypto: introduce crypto infra

Change-Id: Ibf320b3e7b054b686f3af9a55afd5d5bda9b1048
Signed-off-by: Damjan Marion <damarion@cisco.com>
Signed-off-by: Filip Tehlar <ftehlar@cisco.com>
diff --git a/src/vnet/crypto/cli.c b/src/vnet/crypto/cli.c
new file mode 100644
index 0000000..d93577e
--- /dev/null
+++ b/src/vnet/crypto/cli.c
@@ -0,0 +1,101 @@
+/*
+ * Copyright (c) 2019 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 <stdbool.h>
+#include <vlib/vlib.h>
+#include <vnet/crypto/crypto.h>
+
+static clib_error_t *
+show_crypto_engines_command_fn (vlib_main_t * vm,
+				unformat_input_t * input,
+				vlib_cli_command_t * cmd)
+{
+  unformat_input_t _line_input, *line_input = &_line_input;
+  vnet_crypto_main_t *cm = &crypto_main;
+  vnet_crypto_engine_t *p;
+
+  if (unformat_user (input, unformat_line_input, line_input))
+    unformat_free (line_input);
+
+  if (vec_len (cm->engines) == 0)
+    {
+      vlib_cli_output (vm, "No crypto engines registered");
+      return 0;
+    }
+
+  vlib_cli_output (vm, "%-20s%-8s%s", "Name", "Prio", "Description");
+  /* *INDENT-OFF* */
+  vec_foreach (p, cm->engines)
+    {
+      vlib_cli_output (vm, "%-20s%-8u%s", p->name, p->priority, p->desc);
+    }
+  /* *INDENT-ON* */
+  return 0;
+}
+
+/* *INDENT-OFF* */
+VLIB_CLI_COMMAND (show_crypto_engines_command, static) =
+{
+  .path = "show crypto engines",
+  .short_help = "show crypto engines",
+  .function = show_crypto_engines_command_fn,
+};
+
+static clib_error_t *
+show_crypto_handlers_command_fn (vlib_main_t * vm,
+			unformat_input_t * input, vlib_cli_command_t * cmd)
+{
+  vnet_crypto_main_t *cm = &crypto_main;
+  unformat_input_t _line_input, *line_input = &_line_input;
+  u8 *s = 0;
+
+  if (unformat_user (input, unformat_line_input, line_input))
+    unformat_free (line_input);
+
+  vlib_cli_output (vm, "%-40s%-20s%s", "Name", "Active", "Candidates");
+  for (int i = 1; i < VNET_CRYPTO_N_OP_TYPES; i++)
+    {
+      vnet_crypto_op_type_data_t *otd = cm->opt_data + i;
+      vnet_crypto_engine_t *e;
+
+      vec_reset_length (s);
+      vec_foreach (e, cm->engines)
+	{
+	  if (e->ops_handlers[i] != 0)
+	    s = format (s, "%U ", format_vnet_crypto_engine, e - cm->engines);
+	}
+      vlib_cli_output (vm, "%-40U%-20U%v", format_vnet_crypto_op, i,
+		       format_vnet_crypto_engine, otd->active_engine_index,s);
+    }
+  vec_free (s);
+  return 0;
+}
+
+/* *INDENT-OFF* */
+VLIB_CLI_COMMAND (show_crypto_handlers_command, static) =
+{
+  .path = "show crypto handlers",
+  .short_help = "show crypto handlers",
+  .function = show_crypto_handlers_command_fn,
+};
+/* *INDENT-ON* */
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */