1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */ 2*4882a593Smuzhiyun /* 3*4882a593Smuzhiyun * Copyright (C) 2015-2019 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved. 4*4882a593Smuzhiyun */ 5*4882a593Smuzhiyun 6*4882a593Smuzhiyun #ifndef _WG_SOCKET_H 7*4882a593Smuzhiyun #define _WG_SOCKET_H 8*4882a593Smuzhiyun 9*4882a593Smuzhiyun #include <linux/netdevice.h> 10*4882a593Smuzhiyun #include <linux/udp.h> 11*4882a593Smuzhiyun #include <linux/if_vlan.h> 12*4882a593Smuzhiyun #include <linux/if_ether.h> 13*4882a593Smuzhiyun 14*4882a593Smuzhiyun int wg_socket_init(struct wg_device *wg, u16 port); 15*4882a593Smuzhiyun void wg_socket_reinit(struct wg_device *wg, struct sock *new4, 16*4882a593Smuzhiyun struct sock *new6); 17*4882a593Smuzhiyun int wg_socket_send_buffer_to_peer(struct wg_peer *peer, void *data, 18*4882a593Smuzhiyun size_t len, u8 ds); 19*4882a593Smuzhiyun int wg_socket_send_skb_to_peer(struct wg_peer *peer, struct sk_buff *skb, 20*4882a593Smuzhiyun u8 ds); 21*4882a593Smuzhiyun int wg_socket_send_buffer_as_reply_to_skb(struct wg_device *wg, 22*4882a593Smuzhiyun struct sk_buff *in_skb, 23*4882a593Smuzhiyun void *out_buffer, size_t len); 24*4882a593Smuzhiyun 25*4882a593Smuzhiyun int wg_socket_endpoint_from_skb(struct endpoint *endpoint, 26*4882a593Smuzhiyun const struct sk_buff *skb); 27*4882a593Smuzhiyun void wg_socket_set_peer_endpoint(struct wg_peer *peer, 28*4882a593Smuzhiyun const struct endpoint *endpoint); 29*4882a593Smuzhiyun void wg_socket_set_peer_endpoint_from_skb(struct wg_peer *peer, 30*4882a593Smuzhiyun const struct sk_buff *skb); 31*4882a593Smuzhiyun void wg_socket_clear_peer_endpoint_src(struct wg_peer *peer); 32*4882a593Smuzhiyun 33*4882a593Smuzhiyun #if defined(CONFIG_DYNAMIC_DEBUG) || defined(DEBUG) 34*4882a593Smuzhiyun #define net_dbg_skb_ratelimited(fmt, dev, skb, ...) do { \ 35*4882a593Smuzhiyun struct endpoint __endpoint; \ 36*4882a593Smuzhiyun wg_socket_endpoint_from_skb(&__endpoint, skb); \ 37*4882a593Smuzhiyun net_dbg_ratelimited(fmt, dev, &__endpoint.addr, \ 38*4882a593Smuzhiyun ##__VA_ARGS__); \ 39*4882a593Smuzhiyun } while (0) 40*4882a593Smuzhiyun #else 41*4882a593Smuzhiyun #define net_dbg_skb_ratelimited(fmt, skb, ...) 42*4882a593Smuzhiyun #endif 43*4882a593Smuzhiyun 44*4882a593Smuzhiyun #endif /* _WG_SOCKET_H */ 45