map_ptr.c (938B)
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.lskel.h" 8 9void test_map_ptr(void) 10{ 11 struct map_ptr_kern_lskel *skel; 12 char buf[128]; 13 int err; 14 int page_size = getpagesize(); 15 LIBBPF_OPTS(bpf_test_run_opts, topts, 16 .data_in = &pkt_v4, 17 .data_size_in = sizeof(pkt_v4), 18 .data_out = buf, 19 .data_size_out = sizeof(buf), 20 .repeat = 1, 21 ); 22 23 skel = map_ptr_kern_lskel__open(); 24 if (!ASSERT_OK_PTR(skel, "skel_open")) 25 return; 26 27 skel->maps.m_ringbuf.max_entries = page_size; 28 29 err = map_ptr_kern_lskel__load(skel); 30 if (!ASSERT_OK(err, "skel_load")) 31 goto cleanup; 32 33 skel->bss->page_size = page_size; 34 35 err = bpf_prog_test_run_opts(skel->progs.cg_skb.prog_fd, &topts); 36 37 if (!ASSERT_OK(err, "test_run")) 38 goto cleanup; 39 40 if (!ASSERT_NEQ(topts.retval, 0, "test_run retval")) 41 goto cleanup; 42 43cleanup: 44 map_ptr_kern_lskel__destroy(skel); 45}