1/*
2 * Copyright (c) 2019 Cisco and/or its affiliates.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at:
6 *
7 *     http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16#include <vlib/vlib.h>
17#include <vnet/vnet.h>
18#include <vppinfra/error.h>
19#include <vnet/ethernet/ethernet.h>
20#include <vnet/feature/feature.h>
21#include <vnet/gso/gso.h>
22
23static clib_error_t *
24set_interface_feature_gso_command_fn (vlib_main_t * vm,
25				      unformat_input_t * input,
26				      vlib_cli_command_t * cmd)
27{
28  vnet_main_t *vnm = vnet_get_main ();
29  unformat_input_t _line_input, *line_input = &_line_input;
30  clib_error_t *error = 0;
31
32  u32 sw_if_index = ~0;
33  u8 enable = 0;
34
35  /* Get a line of input. */
36  if (!unformat_user (input, unformat_line_input, line_input))
37    return 0;
38
39  while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
40    {
41      if (unformat
42	  (line_input, "%U", unformat_vnet_sw_interface, vnm, &sw_if_index))
43	;
44      else if (unformat (line_input, "enable"))
45	enable = 1;
46      else if (unformat (line_input, "disable"))
47	enable = 0;
48      else
49	{
50	  error = unformat_parse_error (line_input);
51	  goto done;
52	}
53    }
54
55  if (sw_if_index == ~0)
56    {
57      error = clib_error_return (0, "Interface not specified...");
58      goto done;
59    }
60  int rv = vnet_sw_interface_gso_enable_disable (sw_if_index, enable);
61
62  switch (rv)
63    {
64    case VNET_API_ERROR_INVALID_VALUE:
65      error = clib_error_return (0, "interface type is not hardware");
66      break;
67    case VNET_API_ERROR_FEATURE_DISABLED:
68      error = clib_error_return (0, "interface should be ethernet interface");
69      break;
70    default:
71      ;
72    }
73
74done:
75  unformat_free (line_input);
76  return error;
77}
78
79/* *INDENT-OFF* */
80VLIB_CLI_COMMAND (set_interface_feature_gso_command, static) = {
81  .path = "set interface feature gso",
82  .short_help = "set interface feature gso <intfc> [enable | disable]",
83  .function = set_interface_feature_gso_command_fn,
84};
85/* *INDENT-ON* */
86
87/*
88 * fd.io coding-style-patch-verification: ON
89 *
90 * Local Variables:
91 * eval: (c-set-style "gnu")
92 * End:
93 */
94