LXR linux/tools/testing/selftests/bpf/prog_tests/test_skb_pkt

   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
   7static int sanity_run(struct bpf_program *prog)
   8{
   9        __u32 duration, retval;
  10        int err, prog_fd;
  11
  12        prog_fd = bpf_program__fd(prog);
  13        err = bpf_prog_test_run(prog_fd, 1, &pkt_v4, sizeof(pkt_v4),
  14                                NULL, NULL, &retval, &duration);
  15        if (CHECK(err || retval != 123, "test_run",
  16                  "err %d errno %d retval %d duration %d\n",
  17                  err, errno, retval, duration))
  18                return -1;
  19        return 0;
  20}
  21
  22void test_test_skb_pkt_end(void)
  23{
  24        struct skb_pkt_end *skb_pkt_end_skel = NULL;
  25        __u32 duration = 0;
  26        int err;
  27
  28        skb_pkt_end_skel = skb_pkt_end__open_and_load();
  29        if (CHECK(!skb_pkt_end_skel, "skb_pkt_end_skel_load", "skb_pkt_end skeleton failed\n"))
  30                goto cleanup;
  31
  32        err = skb_pkt_end__attach(skb_pkt_end_skel);
  33        if (CHECK(err, "skb_pkt_end_attach", "skb_pkt_end attach failed: %d\n", err))
  34                goto cleanup;
  35
  36        if (sanity_run(skb_pkt_end_skel->progs.main_prog))
  37                goto cleanup;
  38
  39cleanup:
  40        skb_pkt_end__destroy(skb_pkt_end_skel);
  41}
  42