xref: /openbmc/linux/drivers/net/wireguard/main.c (revision d9fd5a71)
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);
64