src/network/netdev/wireguard.h

   1 /* SPDX-License-Identifier: LGPL-2.1+ */
   2
   3 #pragma once
   4
   5 typedef struct Wireguard Wireguard;
   6
   7 #include <netinet/in.h>
   8 #include <linux/wireguard.h>
   9
  10 #include "in-addr-util.h"
  11 #include "netdev.h"
  12 #include "socket-util.h"
  13
  14 typedef struct WireguardIPmask {
  15         uint16_t family;
  16         union in_addr_union ip;
  17         uint8_t cidr;
  18
  19         LIST_FIELDS(struct WireguardIPmask, ipmasks);
  20 } WireguardIPmask;
  21
  22 typedef struct WireguardPeer {
  23         Wireguard *wireguard;
  24         NetworkConfigSection *section;
  25
  26         uint8_t public_key[WG_KEY_LEN];
  27         uint8_t preshared_key[WG_KEY_LEN];
  28         char *preshared_key_file;
  29         uint32_t flags;
  30         uint16_t persistent_keepalive_interval;
  31
  32         union sockaddr_union endpoint;
  33         char *endpoint_host;
  34         char *endpoint_port;
  35
  36         LIST_HEAD(WireguardIPmask, ipmasks);
  37         LIST_FIELDS(struct WireguardPeer, peers);
  38 } WireguardPeer;
  39
  40 struct Wireguard {
  41         NetDev meta;
  42         unsigned last_peer_section;
  43
  44         uint32_t flags;
  45         uint8_t private_key[WG_KEY_LEN];
  46         char *private_key_file;
  47         uint16_t port;
  48         uint32_t fwmark;
  49
  50         Hashmap *peers_by_section;
  51         Set *peers_with_unresolved_endpoint;
  52         Set *peers_with_failed_endpoint;
  53
  54         LIST_HEAD(WireguardPeer, peers);
  55
  56         unsigned n_retries;
  57         sd_event_source *resolve_retry_event_source;
  58 };
  59
  60 DEFINE_NETDEV_CAST(WIREGUARD, Wireguard);
  61 extern const NetDevVTable wireguard_vtable;
  62
  63 CONFIG_PARSER_PROTOTYPE(config_parse_wireguard_allowed_ips);
  64 CONFIG_PARSER_PROTOTYPE(config_parse_wireguard_endpoint);
  65 CONFIG_PARSER_PROTOTYPE(config_parse_wireguard_listen_port);
  66 CONFIG_PARSER_PROTOTYPE(config_parse_wireguard_peer_key);
  67 CONFIG_PARSER_PROTOTYPE(config_parse_wireguard_private_key);
  68 CONFIG_PARSER_PROTOTYPE(config_parse_wireguard_private_key_file);
  69 CONFIG_PARSER_PROTOTYPE(config_parse_wireguard_preshared_key_file);
  70 CONFIG_PARSER_PROTOTYPE(config_parse_wireguard_keepalive);