mirror_ubuntu-kernels/tools/testing/selftests/bpf/xdp_metadata.h

53 lines
817 B
C

/* SPDX-License-Identifier: GPL-2.0 */
#pragma once
#ifndef ETH_P_IP
#define ETH_P_IP 0x0800
#endif
#ifndef ETH_P_IPV6
#define ETH_P_IPV6 0x86DD
#endif
#ifndef ETH_P_8021Q
#define ETH_P_8021Q 0x8100
#endif
#ifndef ETH_P_8021AD
#define ETH_P_8021AD 0x88A8
#endif
#ifndef BIT
#define BIT(nr) (1 << (nr))
#endif
/* Non-existent checksum status */
#define XDP_CHECKSUM_MAGIC BIT(2)
enum xdp_meta_field {
XDP_META_FIELD_TS = BIT(0),
XDP_META_FIELD_RSS = BIT(1),
XDP_META_FIELD_VLAN_TAG = BIT(2),
};
struct xdp_meta {
union {
__u64 rx_timestamp;
__s32 rx_timestamp_err;
};
__u64 xdp_timestamp;
__u32 rx_hash;
union {
__u32 rx_hash_type;
__s32 rx_hash_err;
};
union {
struct {
__be16 rx_vlan_proto;
__u16 rx_vlan_tci;
};
__s32 rx_vlan_tag_err;
};
enum xdp_meta_field hint_valid;
};