bpf/prog_tests/test_skb_pkt_end.c

0001 // SPDX-License-Identifier: GPL-2.0
0002 /* Copyright (c) 2020 Facebook */
0003 #include <test_progs.h>
0004 #include <network_helpers.h>
0005 #include "skb_pkt_end.skel.h"
0006
0007 static int sanity_run(struct bpf_program *prog)
0008 {
0009     int err, prog_fd;
0010     LIBBPF_OPTS(bpf_test_run_opts, topts,
0011         .data_in = &pkt_v4,
0012         .data_size_in = sizeof(pkt_v4),
0013         .repeat = 1,
0014     );
0015
0016     prog_fd = bpf_program__fd(prog);
0017     err = bpf_prog_test_run_opts(prog_fd, &topts);
0018     if (!ASSERT_OK(err, "test_run"))
0019         return -1;
0020     if (!ASSERT_EQ(topts.retval, 123, "test_run retval"))
0021         return -1;
0022     return 0;
0023 }
0024
0025 void test_test_skb_pkt_end(void)
0026 {
0027     struct skb_pkt_end *skb_pkt_end_skel = NULL;
0028     __u32 duration = 0;
0029     int err;
0030
0031     skb_pkt_end_skel = skb_pkt_end__open_and_load();
0032     if (CHECK(!skb_pkt_end_skel, "skb_pkt_end_skel_load", "skb_pkt_end skeleton failed\n"))
0033         goto cleanup;
0034
0035     err = skb_pkt_end__attach(skb_pkt_end_skel);
0036     if (CHECK(err, "skb_pkt_end_attach", "skb_pkt_end attach failed: %d\n", err))
0037         goto cleanup;
0038
0039     if (sanity_run(skb_pkt_end_skel->progs.main_prog))
0040         goto cleanup;
0041
0042 cleanup:
0043     skb_pkt_end__destroy(skb_pkt_end_skel);
0044 }