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

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2024-07-16 15:50:57 +02:00
// SPDX-License-Identifier: GPL-2.0
#include <test_progs.h>
#include <network_helpers.h>
void test_pkt_access(void)
{
const char *file = "./test_pkt_access.bpf.o";
struct bpf_object *obj;
int err, prog_fd;
LIBBPF_OPTS(bpf_test_run_opts, topts,
.data_in = &pkt_v4,
.data_size_in = sizeof(pkt_v4),
.repeat = 100000,
);
err = bpf_prog_test_load(file, BPF_PROG_TYPE_SCHED_CLS, &obj, &prog_fd);
if (CHECK_FAIL(err))
return;
err = bpf_prog_test_run_opts(prog_fd, &topts);
ASSERT_OK(err, "ipv4 test_run_opts err");
ASSERT_OK(topts.retval, "ipv4 test_run_opts retval");
topts.data_in = &pkt_v6;
topts.data_size_in = sizeof(pkt_v6);
topts.data_size_out = 0; /* reset from last call */
err = bpf_prog_test_run_opts(prog_fd, &topts);
ASSERT_OK(err, "ipv6 test_run_opts err");
ASSERT_OK(topts.retval, "ipv6 test_run_opts retval");
bpf_object__close(obj);
}