| 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 wg_mod_init(void) |
| 21 | { |
| 22 | int ret; |
| 23 | |
| 24 | ret = wg_allowedips_slab_init(); |
| 25 | if (ret < 0) |
| 26 | goto err_allowedips; |
| 27 | |
| 28 | #ifdef DEBUG |
| 29 | ret = -ENOTRECOVERABLE; |
| 30 | if (!wg_allowedips_selftest() || !wg_packet_counter_selftest() || |
| 31 | !wg_ratelimiter_selftest()) |
| 32 | goto err_peer; |
| 33 | #endif |
| 34 | wg_noise_init(); |
| 35 | |
| 36 | ret = wg_peer_init(); |
| 37 | if (ret < 0) |
| 38 | goto err_peer; |
| 39 | |
| 40 | ret = wg_device_init(); |
| 41 | if (ret < 0) |
| 42 | goto err_device; |
| 43 | |
| 44 | ret = wg_genetlink_init(); |
| 45 | if (ret < 0) |
| 46 | goto err_netlink; |
| 47 | |
| 48 | pr_info("WireGuard "WIREGUARD_VERSION " loaded. See www.wireguard.com for information.\n"); |
| 49 | pr_info("Copyright (C) 2015-2019 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.\n"); |
| 50 | |
| 51 | return 0; |
| 52 | |
| 53 | err_netlink: |
| 54 | wg_device_uninit(); |
| 55 | err_device: |
| 56 | wg_peer_uninit(); |
| 57 | err_peer: |
| 58 | wg_allowedips_slab_uninit(); |
| 59 | err_allowedips: |
| 60 | return ret; |
| 61 | } |
| 62 | |
| 63 | static void __exit wg_mod_exit(void) |
| 64 | { |
| 65 | wg_genetlink_uninit(); |
| 66 | wg_device_uninit(); |
| 67 | wg_peer_uninit(); |
| 68 | wg_allowedips_slab_uninit(); |
| 69 | } |
| 70 | |
| 71 | module_init(wg_mod_init); |
| 72 | module_exit(wg_mod_exit); |
| 73 | MODULE_LICENSE("GPL v2"); |
| 74 | MODULE_DESCRIPTION("WireGuard secure network tunnel"); |
| 75 | MODULE_AUTHOR("Jason A. Donenfeld <Jason@zx2c4.com>"); |
| 76 | MODULE_VERSION(WIREGUARD_VERSION); |
| 77 | MODULE_ALIAS_RTNL_LINK(KBUILD_MODNAME); |
| 78 | MODULE_ALIAS_GENL_FAMILY(WG_GENL_NAME); |
| 79 |