FD.io VPP  v21.06-3-gbb25fbf28
Vector Packet Processing
wireguard_timer.h
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1 /*
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:
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 #ifndef __included_wg_timer_h__
17 #define __included_wg_timer_h__
18 
19 #include <vlib/vlib.h>
20 #include <vppinfra/clib.h>
22 
23 /** WG timers */
24 #define foreach_wg_timer \
25  _(RETRANSMIT_HANDSHAKE, "RETRANSMIT HANDSHAKE") \
26  _(PERSISTENT_KEEPALIVE, "PERSISTENT KEEPALIVE") \
27  _(SEND_KEEPALIVE, "SEND KEEPALIVE") \
28  _(NEW_HANDSHAKE, "NEW HANDSHAKE") \
29  _(KEY_ZEROING, "KEY ZEROING") \
30 
31 typedef enum _wg_timers
32 {
33 #define _(sym, str) WG_TIMER_##sym,
35 #undef _
37 } wg_timers_e;
38 
39 typedef struct wg_peer wg_peer_t;
40 
41 void wg_timer_wheel_init ();
51 
52 
53 static inline bool
54 wg_birthdate_has_expired (f64 birthday_seconds, f64 expiration_seconds)
55 {
56  f64 now_seconds = vlib_time_now (vlib_get_main ());
57  return (birthday_seconds + expiration_seconds) < now_seconds;
58 }
59 
60 #endif /* __included_wg_timer_h__ */
61 
62 /*
63  * fd.io coding-style-patch-verification: ON
64  *
65  * Local Variables:
66  * eval: (c-set-style "gnu")
67  * End:
68  */
vlib.h
wg_timers_e
enum _wg_timers wg_timers_e
wg_timers_session_derived
void wg_timers_session_derived(wg_peer_t *peer)
Definition: wireguard_timer.c:229
wg_timers_any_authenticated_packet_traversal
void wg_timers_any_authenticated_packet_traversal(wg_peer_t *peer)
Definition: wireguard_timer.c:201
clib.h
wg_birthdate_has_expired
static bool wg_birthdate_has_expired(f64 birthday_seconds, f64 expiration_seconds)
Definition: wireguard_timer.h:54
wg_timers_data_sent
void wg_timers_data_sent(wg_peer_t *peer)
Definition: wireguard_timer.c:239
WG_N_TIMERS
@ WG_N_TIMERS
Definition: wireguard_timer.h:36
wg_timers_data_received
void wg_timers_data_received(wg_peer_t *peer)
Definition: wireguard_timer.c:251
wg_timers_any_authenticated_packet_sent
void wg_timers_any_authenticated_packet_sent(wg_peer_t *peer)
Definition: wireguard_timer.c:212
peer
vl_api_address_t peer
Definition: teib.api:28
wg_peer
Definition: wireguard_peer.h:48
f64
double f64
Definition: types.h:142
wg_timers_handshake_initiated
void wg_timers_handshake_initiated(wg_peer_t *peer)
Definition: wireguard_timer.c:218
tw_timer_16t_2w_512sl.h
foreach_wg_timer
#define foreach_wg_timer
WG timers.
Definition: wireguard_timer.h:24
vlib_get_main
static vlib_main_t * vlib_get_main(void)
Definition: global_funcs.h:38
wg_timer_wheel_init
void wg_timer_wheel_init()
Definition: wireguard_timer.c:335
vlib_time_now
static f64 vlib_time_now(vlib_main_t *vm)
Definition: main.h:325
wg_timers_any_authenticated_packet_received
void wg_timers_any_authenticated_packet_received(wg_peer_t *peer)
Definition: wireguard_timer.c:273
wg_timers_handshake_complete
void wg_timers_handshake_complete(wg_peer_t *peer)
Definition: wireguard_timer.c:266
wg_timers_stop
void wg_timers_stop(wg_peer_t *peer)
Definition: wireguard_timer.c:384