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/* 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;
#define SKB_HEADER_LEN (max(sizeof(struct iphdr), sizeof(struct ipv6hdr)) + sizeof(struct udphdr) + ETH_HLEN + VLAN_HLEN + 16)
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, u8 ds);
int socket_send_skb_to_peer(struct wireguard_peer *peer, struct sk_buff *skb, u8 ds);
int socket_send_buffer_as_reply_to_skb(struct sk_buff *in_skb, void *out_buffer, size_t len, struct wireguard_device *wg);
int socket_addr_from_skb(struct sockaddr_storage *sockaddr, struct sk_buff *skb);
void socket_set_peer_addr(struct wireguard_peer *peer, struct sockaddr_storage *sockaddr);
void socket_set_peer_dst(struct wireguard_peer *peer);
#endif
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