| // SPDX-License-Identifier: GPL-2.0 |
| |
| #include <linux/bpf.h> |
| #include <bpf/bpf_helpers.h> |
| |
| struct { |
| __uint(type, BPF_MAP_TYPE_DEVMAP); |
| __uint(max_entries, 8); |
| __uint(key_size, sizeof(int)); |
| __uint(value_size, sizeof(int)); |
| } tx_port SEC(".maps"); |
| |
| SEC("redirect_map_0") |
| int xdp_redirect_map_0(struct xdp_md *xdp) |
| { |
| return bpf_redirect_map(&tx_port, 0, 0); |
| } |
| |
| SEC("redirect_map_1") |
| int xdp_redirect_map_1(struct xdp_md *xdp) |
| { |
| return bpf_redirect_map(&tx_port, 1, 0); |
| } |
| |
| SEC("redirect_map_2") |
| int xdp_redirect_map_2(struct xdp_md *xdp) |
| { |
| return bpf_redirect_map(&tx_port, 2, 0); |
| } |
| |
| char _license[] SEC("license") = "GPL"; |