tools/testing/selftests/bpf/prog_tests/test_skb_pkt_end.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 /* Copyright (c) 2020 Facebook */
   3 #include <test_progs.h>
   4 #include <network_helpers.h>
   5 #include "skb_pkt_end.skel.h"
   6
   7 static int sanity_run(struct bpf_program *prog)
   8 {
   9         int err, prog_fd;
  10         LIBBPF_OPTS(bpf_test_run_opts, topts,
  11                 .data_in = &pkt_v4,
  12                 .data_size_in = sizeof(pkt_v4),
  13                 .repeat = 1,
  14         );
  15
  16         prog_fd = bpf_program__fd(prog);
  17         err = bpf_prog_test_run_opts(prog_fd, &topts);
  18         if (!ASSERT_OK(err, "test_run"))
  19                 return -1;
  20         if (!ASSERT_EQ(topts.retval, 123, "test_run retval"))
  21                 return -1;
  22         return 0;
  23 }
  24
  25 void test_test_skb_pkt_end(void)
  26 {
  27         struct skb_pkt_end *skb_pkt_end_skel = NULL;
  28         __u32 duration = 0;
  29         int err;
  30
  31         skb_pkt_end_skel = skb_pkt_end__open_and_load();
  32         if (CHECK(!skb_pkt_end_skel, "skb_pkt_end_skel_load", "skb_pkt_end skeleton failed\n"))
  33                 goto cleanup;
  34
  35         err = skb_pkt_end__attach(skb_pkt_end_skel);
  36         if (CHECK(err, "skb_pkt_end_attach", "skb_pkt_end attach failed: %d\n", err))
  37                 goto cleanup;
  38
  39         if (sanity_run(skb_pkt_end_skel->progs.main_prog))
  40                 goto cleanup;
  41
  42 cleanup:
  43         skb_pkt_end__destroy(skb_pkt_end_skel);
  44 }