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

   1 // SPDX-License-Identifier: GPL-2.0
   2 #include <test_progs.h>
   3
   4 void test_pkt_access(void)
   5 {
   6         const char *file = "./test_pkt_access.o";
   7         struct bpf_object *obj;
   8         __u32 duration, retval;
   9         int err, prog_fd;
  10
  11         err = bpf_prog_load(file, BPF_PROG_TYPE_SCHED_CLS, &obj, &prog_fd);
  12         if (err) {
  13                 error_cnt++;
  14                 return;
  15         }
  16
  17         err = bpf_prog_test_run(prog_fd, 100000, &pkt_v4, sizeof(pkt_v4),
  18                                 NULL, NULL, &retval, &duration);
  19         CHECK(err || retval, "ipv4",
  20               "err %d errno %d retval %d duration %d\n",
  21               err, errno, retval, duration);
  22
  23         err = bpf_prog_test_run(prog_fd, 100000, &pkt_v6, sizeof(pkt_v6),
  24                                 NULL, NULL, &retval, &duration);
  25         CHECK(err || retval, "ipv6",
  26               "err %d errno %d retval %d duration %d\n",
  27               err, errno, retval, duration);
  28         bpf_object__close(obj);
  29 }