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

   1 // SPDX-License-Identifier: GPL-2.0
   2 /* Copyright (c) 2019 Facebook */
   3
   4 #include <test_progs.h>
   5 #include "test_static_linked.skel.h"
   6
   7 void test_static_linked(void)
   8 {
   9         int err;
  10         struct test_static_linked* skel;
  11
  12         skel = test_static_linked__open();
  13         if (!ASSERT_OK_PTR(skel, "skel_open"))
  14                 return;
  15
  16         skel->rodata->rovar1 = 1;
  17         skel->rodata->rovar2 = 4;
  18
  19         err = test_static_linked__load(skel);
  20         if (!ASSERT_OK(err, "skel_load"))
  21                 goto cleanup;
  22
  23         err = test_static_linked__attach(skel);
  24         if (!ASSERT_OK(err, "skel_attach"))
  25                 goto cleanup;
  26
  27         /* trigger */
  28         usleep(1);
  29
  30         ASSERT_EQ(skel->data->var1, 1 * 2 + 2 + 3, "var1");
  31         ASSERT_EQ(skel->data->var2, 4 * 3 + 5 + 6, "var2");
  32
  33 cleanup:
  34         test_static_linked__destroy(skel);
  35 }