drivers/net/wireguard/main.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * Copyright (C) 2015-2019 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
   4  */
   5
   6 #include "version.h"
   7 #include "device.h"
   8 #include "noise.h"
   9 #include "queueing.h"
  10 #include "ratelimiter.h"
  11 #include "netlink.h"
  12
  13 #include <uapi/linux/wireguard.h>
  14
  15 #include <linux/init.h>
  16 #include <linux/module.h>
  17 #include <linux/genetlink.h>
  18 #include <net/rtnetlink.h>
  19
  20 static int __init mod_init(void)
  21 {
  22         int ret;
  23
  24 #ifdef DEBUG
  25         if (!wg_allowedips_selftest() || !wg_packet_counter_selftest() ||
  26             !wg_ratelimiter_selftest())
  27                 return -ENOTRECOVERABLE;
  28 #endif
  29         wg_noise_init();
  30
  31         ret = wg_device_init();
  32         if (ret < 0)
  33                 goto err_device;
  34
  35         ret = wg_genetlink_init();
  36         if (ret < 0)
  37                 goto err_netlink;
  38
  39         pr_info("WireGuard " WIREGUARD_VERSION " loaded. See www.wireguard.com for information.\n");
  40         pr_info("Copyright (C) 2015-2019 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.\n");
  41
  42         return 0;
  43
  44 err_netlink:
  45         wg_device_uninit();
  46 err_device:
  47         return ret;
  48 }
  49
  50 static void __exit mod_exit(void)
  51 {
  52         wg_genetlink_uninit();
  53         wg_device_uninit();
  54 }
  55
  56 module_init(mod_init);
  57 module_exit(mod_exit);
  58 MODULE_LICENSE("GPL v2");
  59 MODULE_DESCRIPTION("WireGuard secure network tunnel");
  60 MODULE_AUTHOR("Jason A. Donenfeld <Jason@zx2c4.com>");
  61 MODULE_VERSION(WIREGUARD_VERSION);
  62 MODULE_ALIAS_RTNL_LINK(KBUILD_MODNAME);
  63 MODULE_ALIAS_GENL_FAMILY(WG_GENL_NAME);