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/*
* Copyright (c) 2020 Doc.ai 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.
*/
#ifndef __WG_ITF_H__
#define __WG_ITF_H__
#include <wireguard/wireguard_index_table.h>
#include <wireguard/wireguard_messages.h>
typedef struct wg_if_t_
{
int user_instance;
u32 sw_if_index;
// Interface params
noise_local_t local;
cookie_checker_t cookie_checker;
u16 port;
wg_index_table_t index_table;
/* Source IP address for originated packets */
ip_address_t src_ip;
/* hash table of peers on this link */
uword *peers;
} wg_if_t;
int wg_if_create (u32 user_instance,
const u8 private_key_64[NOISE_PUBLIC_KEY_LEN],
u16 port, const ip_address_t * src_ip, u32 * sw_if_indexp);
int wg_if_delete (u32 sw_if_index);
index_t wg_if_find_by_sw_if_index (u32 sw_if_index);
u8 *format_wg_if (u8 * s, va_list * va);
typedef walk_rc_t (*wg_if_walk_cb_t) (index_t wgi, void *data);
void wg_if_walk (wg_if_walk_cb_t fn, void *data);
typedef walk_rc_t (*wg_if_peer_walk_cb_t) (wg_if_t * wgi, index_t peeri,
void *data);
void wg_if_peer_walk (wg_if_t * wgi, wg_if_peer_walk_cb_t fn, void *data);
void wg_if_peer_add (wg_if_t * wgi, index_t peeri);
void wg_if_peer_remove (wg_if_t * wgi, index_t peeri);
/**
* Data-plane exposed functions
*/
extern wg_if_t *wg_if_pool;
static_always_inline wg_if_t *
wg_if_get (index_t wgii)
{
if (INDEX_INVALID == wgii)
return (NULL);
return (pool_elt_at_index (wg_if_pool, wgii));
}
extern index_t *wg_if_index_by_port;
static_always_inline wg_if_t *
wg_if_get_by_port (u16 port)
{
if (vec_len (wg_if_index_by_port) < port)
return (NULL);
if (INDEX_INVALID == wg_if_index_by_port[port])
return (NULL);
return (wg_if_get (wg_if_index_by_port[port]));
}
#endif
/*
* fd.io coding-style-patch-verification: ON
*
* Local Variables:
* eval: (c-set-style "gnu")
* End:
*/
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