samples/bpf/xdp_tx_iptunnel_common.h

0001 /* SPDX-License-Identifier: GPL-2.0-only */
0002 /* Copyright (c) 2016 Facebook
0003  */
0004 #ifndef _SAMPLES_BPF_XDP_TX_IPTNL_COMMON_H
0005 #define _SAMPLES_BPF_XDP_TX_IPTNL_COMMON_H
0006
0007 #include <linux/types.h>
0008
0009 #define MAX_IPTNL_ENTRIES 256U
0010
0011 struct vip {
0012     union {
0013         __u32 v6[4];
0014         __u32 v4;
0015     } daddr;
0016     __u16 dport;
0017     __u16 family;
0018     __u8 protocol;
0019 };
0020
0021 struct iptnl_info {
0022     union {
0023         __u32 v6[4];
0024         __u32 v4;
0025     } saddr;
0026     union {
0027         __u32 v6[4];
0028         __u32 v4;
0029     } daddr;
0030     __u16 family;
0031     __u8 dmac[6];
0032 };
0033
0034 #endif