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

   1// SPDX-License-Identifier: GPL-2.0
   2// Copyright (c) 2020 Facebook
   3
   4#include <test_progs.h>
   5#include <network_helpers.h>
   6
   7#include "map_ptr_kern.skel.h"
   8
   9void test_map_ptr(void)
  10{
  11        struct map_ptr_kern *skel;
  12        __u32 duration = 0, retval;
  13        char buf[128];
  14        int err;
  15
  16        skel = map_ptr_kern__open_and_load();
  17        if (CHECK(!skel, "skel_open_load", "open_load failed\n"))
  18                return;
  19
  20        err = bpf_prog_test_run(bpf_program__fd(skel->progs.cg_skb), 1, &pkt_v4,
  21                                sizeof(pkt_v4), buf, NULL, &retval, NULL);
  22
  23        if (CHECK(err, "test_run", "err=%d errno=%d\n", err, errno))
  24                goto cleanup;
  25
  26        if (CHECK(!retval, "retval", "retval=%d map_type=%u line=%u\n", retval,
  27                  skel->bss->g_map_type, skel->bss->g_line))
  28                goto cleanup;
  29
  30cleanup:
  31        map_ptr_kern__destroy(skel);
  32}
  33