libnftnl 1.2.9
nft-object-test.c
1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/*
3 * (C) 2013 by Ana Rey Botello <anarey@gmail.com>
4 */
5
6#include <stdio.h>
7#include <stdlib.h>
8#include <string.h>
9#include <netinet/in.h>
10
11#include <linux/netfilter/nf_tables.h>
12#include <libnftnl/object.h>
13
14static int test_ok = 1;
15
16static void print_err(const char *msg)
17{
18 test_ok = 0;
19 printf("\033[31mERROR:\e[0m %s\n", msg);
20}
21
22static void cmp_nftnl_obj(struct nftnl_obj *a, struct nftnl_obj *b)
23{
24 if (strcmp(nftnl_obj_get_str(a, NFTNL_OBJ_TABLE),
25 nftnl_obj_get_str(b, NFTNL_OBJ_TABLE)) != 0)
26 print_err("table name mismatches");
27 if (strcmp(nftnl_obj_get_str(a, NFTNL_OBJ_NAME),
28 nftnl_obj_get_str(b, NFTNL_OBJ_NAME)) != 0)
29 print_err("name mismatches");
30 if (nftnl_obj_get_u32(a, NFTNL_OBJ_FAMILY) !=
31 nftnl_obj_get_u32(b, NFTNL_OBJ_FAMILY))
32 print_err("family mismatches");
33 if (nftnl_obj_get_u32(a, NFTNL_OBJ_TYPE) !=
34 nftnl_obj_get_u32(b, NFTNL_OBJ_TYPE))
35 print_err("type mismatches");
36}
37
38int main(int argc, char *argv[])
39{
40 char buf[4096];
41 struct nlmsghdr *nlh;
42 struct nftnl_obj *a;
43 struct nftnl_obj *b;
44
45 a = nftnl_obj_alloc();
46 b = nftnl_obj_alloc();
47 if (a == NULL || b == NULL)
48 print_err("OOM");
49
50 nftnl_obj_set_str(a, NFTNL_OBJ_TABLE, "test");
51 nftnl_obj_set_str(a, NFTNL_OBJ_NAME, "test");
52 nftnl_obj_set_u32(a, NFTNL_OBJ_FAMILY, AF_INET);
53 nftnl_obj_set_u32(a, NFTNL_OBJ_USE, 1);
54 nftnl_obj_set_u64(a, NFTNL_OBJ_CTR_BYTES, 0x12345678abcd);
55 nftnl_obj_set_u64(a, NFTNL_OBJ_CTR_PKTS, 0xcd12345678ab);
56
57 /* cmd extracted from include/linux/netfilter/nf_tables.h */
58 nlh = nftnl_nlmsg_build_hdr(buf, NFT_MSG_NEWOBJ, AF_INET, 0, 1234);
59 nftnl_obj_nlmsg_build_payload(nlh, a);
60
61 if (nftnl_obj_nlmsg_parse(nlh, b) < 0)
62 print_err("parsing problems");
63
64 cmp_nftnl_obj(a, b);
65
66 nftnl_obj_free(a);
67 nftnl_obj_free(b);
68 if (!test_ok)
69 exit(EXIT_FAILURE);
70
71 printf("%s: \033[32mOK\e[0m\n", argv[0]);
72 return EXIT_SUCCESS;
73}