2 *------------------------------------------------------------------
3 * tuntap.h - kernel stack (reverse) punt/inject path
5 * Copyright (c) 2009 Cisco and/or its affiliates.
6 * Licensed under the Apache License, Version 2.0 (the "License");
7 * you may not use this file except in compliance with the License.
8 * You may obtain a copy of the License at:
10 * http://www.apache.org/licenses/LICENSE-2.0
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
17 *------------------------------------------------------------------
21 * @brief Call from VLIB_INIT_FUNCTION to set the Linux kernel inject node name.
23 void register_tuntap_inject_node_name (char *name);
25 /** arguments structure for vnet_tap_connect, vnet_tap_connect_renumber, etc.
34 /** Please set the indicated ip4 address/mask on the interface */
36 /** Please set the indicated ip4 address/mask on the interface */
38 /** Renumber the (existing) interface */
40 /** (optional) ip4 address to set */
41 ip4_address_t *ip4_address;
42 /** (optional) ip4 mask width to set */
44 /** (optional) ip6 address to set */
45 ip6_address_t *ip6_address;
46 /** (optional) ip6 mask width to set */
48 /** Output parameter: result sw_if_index */
50 /** Custom device instance */
51 u32 custom_dev_instance;
52 /** original sw_if_index (renumber) */
54 } vnet_tap_connect_args_t;
56 /** Connect a tap interface */
57 int vnet_tap_connect (vlib_main_t * vm, vnet_tap_connect_args_t *args);
59 /** Connect / renumber a tap interface */
60 int vnet_tap_connect_renumber (vlib_main_t * vm,
61 vnet_tap_connect_args_t *args);
63 /** Modify a tap interface */
64 int vnet_tap_modify (vlib_main_t * vm, vnet_tap_connect_args_t *args);
66 /** delete a tap interface */
67 int vnet_tap_delete(vlib_main_t *vm, u32 sw_if_index);