gso: Add gso feature arc

Type: refactor

Change-Id: Ib4a8e7e64093b2db1deda6663325080bc8337605
Signed-off-by: Mohsin Kazmi <sykazmi@cisco.com>

1 files changed, 93 insertions, 0 deletions

diff --git a/src/vnet/gso/cli.c b/src/vnet/gso/cli.c
new file mode 100644
index 00000000000..060ce812fad
--- /dev/null
+++ b/src/vnet/gso/cli.c
@@ -0,0 +1,93 @@
+/*
+ * 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 <vlib/vlib.h>
+#include <vnet/vnet.h>
+#include <vppinfra/error.h>
+#include <vnet/ethernet/ethernet.h>
+#include <vnet/feature/feature.h>
+#include <vnet/gso/gso.h>
+
+static clib_error_t *
+set_interface_feature_gso_command_fn (vlib_main_t * vm,
+				      unformat_input_t * input,
+				      vlib_cli_command_t * cmd)
+{
+  vnet_main_t *vnm = vnet_get_main ();
+  unformat_input_t _line_input, *line_input = &_line_input;
+  clib_error_t *error = 0;
+
+  u32 sw_if_index = ~0;
+  u8 enable = 0;
+
+  /* Get a line of input. */
+  if (!unformat_user (input, unformat_line_input, line_input))
+    return 0;
+
+  while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
+    {
+      if (unformat
+	  (line_input, "%U", unformat_vnet_sw_interface, vnm, &sw_if_index))
+	;
+      else if (unformat (line_input, "enable"))
+	enable = 1;
+      else if (unformat (line_input, "disable"))
+	enable = 0;
+      else
+	{
+	  error = unformat_parse_error (line_input);
+	  goto done;
+	}
+    }
+
+  if (sw_if_index == ~0)
+    {
+      error = clib_error_return (0, "Interface not specified...");
+      goto done;
+    }
+  int rv = vnet_sw_interface_gso_enable_disable (sw_if_index, enable);
+
+  switch (rv)
+    {
+    case VNET_API_ERROR_INVALID_VALUE:
+      error = clib_error_return (0, "interface type is not hardware");
+      break;
+    case VNET_API_ERROR_FEATURE_DISABLED:
+      error = clib_error_return (0, "interface should be ethernet interface");
+      break;
+    default:
+      ;
+    }
+
+done:
+  unformat_free (line_input);
+  return error;
+}
+
+/* *INDENT-OFF* */
+VLIB_CLI_COMMAND (set_interface_feature_gso_command, static) = {
+  .path = "set interface feature gso",
+  .short_help = "set interface feature gso <intfc> [enable | disable]",
+  .function = set_interface_feature_gso_command_fn,
+};
+/* *INDENT-ON* */
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */