summaryrefslogblamecommitdiff
path: root/samples/bpf/net_shared.h
blob: 04b29b217d25cda6460cd1be0cb9bf2da25b2974 (plain) (tree) 
e69fe8459552 ^


























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
26


























                                                                     
// SPDX-License-Identifier: GPL-2.0
#ifndef _NET_SHARED_H
#define _NET_SHARED_H

#define ETH_ALEN 6
#define ETH_P_802_3_MIN 0x0600
#define ETH_P_8021Q 0x8100
#define ETH_P_8021AD 0x88A8
#define ETH_P_IP 0x0800
#define ETH_P_IPV6 0x86DD
#define ETH_P_ARP 0x0806
#define IPPROTO_ICMPV6 58

#if defined(__BYTE_ORDER__) && defined(__ORDER_LITTLE_ENDIAN__) && \
	__BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
#define bpf_ntohs(x)		__builtin_bswap16(x)
#define bpf_htons(x)		__builtin_bswap16(x)
#elif defined(__BYTE_ORDER__) && defined(__ORDER_BIG_ENDIAN__) && \
	__BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
#define bpf_ntohs(x)		(x)
#define bpf_htons(x)		(x)
#else
# error "Endianness detection needs to be set up for your compiler?!"
#endif

#endif