aboutsummaryrefslogtreecommitdiffstatshomepage
path: root/src/socket.h
blob: ce668ad841437dac74208ff2c277e3b1f692532c (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
/* Copyright 2015-2016 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved. */

#ifndef WGSOCKET_H
#define WGSOCKET_H

#include <linux/netdevice.h>
#include <linux/udp.h>
#include <linux/if_vlan.h>
#include <linux/if_ether.h>

struct wireguard_device;
struct endpoint;

#define SKB_HEADER_LEN (max(sizeof(struct iphdr), sizeof(struct ipv6hdr)) + sizeof(struct udphdr) + NET_SKB_PAD)

int socket_init(struct wireguard_device *wg);
void socket_uninit(struct wireguard_device *wg);
int socket_send_buffer_to_peer(struct wireguard_peer *peer, void *data, size_t len, uint8_t ds);
int socket_send_skb_to_peer(struct wireguard_peer *peer, struct sk_buff *skb, uint8_t ds);
int socket_send_buffer_as_reply_to_skb(struct wireguard_device *wg, struct sk_buff *in_skb, void *out_buffer, size_t len);

int socket_endpoint_from_skb(struct endpoint *endpoint, struct sk_buff *skb);
void socket_set_peer_endpoint(struct wireguard_peer *peer, struct endpoint *endpoint);

#endif