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

   1// SPDX-License-Identifier: GPL-2.0
   2#include <test_progs.h>
   3#include "get_func_args_test.skel.h"
   4
   5void test_get_func_args_test(void)
   6{
   7        struct get_func_args_test *skel = NULL;
   8        int err, prog_fd;
   9        LIBBPF_OPTS(bpf_test_run_opts, topts);
  10
  11        skel = get_func_args_test__open_and_load();
  12        if (!ASSERT_OK_PTR(skel, "get_func_args_test__open_and_load"))
  13                return;
  14
  15        err = get_func_args_test__attach(skel);
  16        if (!ASSERT_OK(err, "get_func_args_test__attach"))
  17                goto cleanup;
  18
  19        /* This runs bpf_fentry_test* functions and triggers
  20         * fentry/fexit programs.
  21         */
  22        prog_fd = bpf_program__fd(skel->progs.test1);
  23        err = bpf_prog_test_run_opts(prog_fd, &topts);
  24        ASSERT_OK(err, "test_run");
  25        ASSERT_EQ(topts.retval, 0, "test_run");
  26
  27        /* This runs bpf_modify_return_test function and triggers
  28         * fmod_ret_test and fexit_test programs.
  29         */
  30        prog_fd = bpf_program__fd(skel->progs.fmod_ret_test);
  31        err = bpf_prog_test_run_opts(prog_fd, &topts);
  32        ASSERT_OK(err, "test_run");
  33        ASSERT_EQ(topts.retval, 1234, "test_run");
  34
  35        ASSERT_EQ(skel->bss->test1_result, 1, "test1_result");
  36        ASSERT_EQ(skel->bss->test2_result, 1, "test2_result");
  37        ASSERT_EQ(skel->bss->test3_result, 1, "test3_result");
  38        ASSERT_EQ(skel->bss->test4_result, 1, "test4_result");
  39
  40cleanup:
  41        get_func_args_test__destroy(skel);
  42}
  43