diff options
| -rw-r--r-- | samples/bpf/net_shared.h | 26 | ||||
| -rw-r--r-- | samples/bpf/xdp_sample.bpf.h | 22 |
2 files changed, 27 insertions, 21 deletions
diff --git a/samples/bpf/net_shared.h b/samples/bpf/net_shared.h new file mode 100644 index 0000000000000..04b29b217d25c --- /dev/null +++ b/samples/bpf/net_shared.h @@ -0,0 +1,26 @@ +// 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 diff --git a/samples/bpf/xdp_sample.bpf.h b/samples/bpf/xdp_sample.bpf.h index 25b1dbe9b37b1..fecc41c5df042 100644 --- a/samples/bpf/xdp_sample.bpf.h +++ b/samples/bpf/xdp_sample.bpf.h @@ -7,17 +7,9 @@ #include <bpf/bpf_core_read.h> #include <bpf/bpf_helpers.h> +#include "net_shared.h" #include "xdp_sample_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 - #define EINVAL 22 #define ENETDOWN 100 #define EMSGSIZE 90 @@ -55,18 +47,6 @@ static __always_inline void swap_src_dst_mac(void *data) p[5] = dst[2]; } -#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 - /* * Note: including linux/compiler.h or linux/kernel.h for the macros below * conflicts with vmlinux.h include in BPF files, so we define them here. |