2 * Copyright (c) 2020 Doc.ai 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:
7 * http://www.apache.org/licenses/LICENSE-2.0
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.
16 #include <vnet/vnet.h>
17 #include <vnet/plugin/plugin.h>
18 #include <vpp/app/version.h>
19 #include <vnet/crypto/crypto.h>
21 #include <wireguard/wireguard_send.h>
22 #include <wireguard/wireguard_key.h>
23 #include <wireguard/wireguard_if.h>
24 #include <wireguard/wireguard.h>
27 wg_async_post_next_t wg_encrypt_async_next;
28 wg_async_post_next_t wg_decrypt_async_next;
31 wg_set_async_mode (u32 is_enabled)
33 vnet_crypto_request_async_mode (is_enabled);
36 wg_op_mode_set_ASYNC ();
38 wg_op_mode_unset_ASYNC ();
42 wireguard_register_post_node (vlib_main_t *vm)
45 wg_async_post_next_t *eit;
46 wg_async_post_next_t *dit;
48 eit = &wg_encrypt_async_next;
49 dit = &wg_decrypt_async_next;
52 vnet_crypto_register_post_node (vm, "wg4-output-tun-post-node");
54 vnet_crypto_register_post_node (vm, "wg6-output-tun-post-node");
57 vnet_crypto_register_post_node (vm, "wg4-input-post-node");
59 vnet_crypto_register_post_node (vm, "wg6-input-post-node");
63 wg_secure_zero_memory (void *v, size_t n)
65 static void *(*const volatile memset_v) (void *, int, size_t) = &memset;
70 wg_init (vlib_main_t * vm)
72 wg_main_t *wmp = &wg_main;
76 wmp->in4_fq_index = vlib_frame_queue_main_init (wg4_input_node.index, 0);
77 wmp->in6_fq_index = vlib_frame_queue_main_init (wg6_input_node.index, 0);
79 vlib_frame_queue_main_init (wg4_output_tun_node.index, 0);
81 vlib_frame_queue_main_init (wg6_output_tun_node.index, 0);
83 vlib_thread_main_t *tm = vlib_get_thread_main ();
85 vec_validate_aligned (wmp->per_thread_data, tm->n_vlib_mains,
86 CLIB_CACHE_LINE_BYTES);
88 wg_timer_wheel_init ();
89 wireguard_register_post_node (vm);
90 wmp->op_mode_flags = 0;
95 VLIB_INIT_FUNCTION (wg_init);
99 VNET_FEATURE_INIT (wg4_output_tun, static) = {
100 .arc_name = "ip4-output",
101 .node_name = "wg4-output-tun",
102 .runs_after = VNET_FEATURES ("gso-ip4"),
105 VNET_FEATURE_INIT (wg6_output_tun, static) = {
106 .arc_name = "ip6-output",
107 .node_name = "wg6-output-tun",
108 .runs_after = VNET_FEATURES ("gso-ip6"),
111 VLIB_PLUGIN_REGISTER () =
113 .version = VPP_BUILD_VER,
114 .description = "Wireguard Protocol",
119 * fd.io coding-style-patch-verification: ON
122 * eval: (c-set-style "gnu")