libnftnl 1.2.9
nft-expr_quota-test.c
1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/*
3 * (C) 2016 by Pablo Neira Ayuso <pablo@netfilter.org>
4 */
5
6#include <stdio.h>
7#include <stdlib.h>
8#include <string.h>
9
10#include <netinet/in.h>
11#include <netinet/ip.h>
12#include <linux/netfilter/nf_tables.h>
13#include <libmnl/libmnl.h>
14#include <libnftnl/rule.h>
15#include <libnftnl/expr.h>
16
17static int test_ok = 1;
18
19static void print_err(const char *msg)
20{
21 test_ok = 0;
22 printf("\033[31mERROR:\e[0m %s\n", msg);
23}
24
25static void cmp_nftnl_expr(struct nftnl_expr *rule_a, struct nftnl_expr *rule_b)
26{
27 if (nftnl_expr_get_u64(rule_a, NFTNL_EXPR_QUOTA_BYTES) !=
28 nftnl_expr_get_u64(rule_b, NFTNL_EXPR_QUOTA_BYTES))
29 print_err("Expr NFTNL_EXPR_QUOTA_BYTES mismatches");
30 if (nftnl_expr_get_u64(rule_a, NFTNL_EXPR_QUOTA_FLAGS) !=
31 nftnl_expr_get_u64(rule_b, NFTNL_EXPR_QUOTA_FLAGS))
32 print_err("Expr NFTNL_EXPR_QUOTA_FLAGS mismatches");
33}
34
35int main(int argc, char *argv[])
36{
37 struct nftnl_expr_iter *iter_a, *iter_b;
38 struct nftnl_expr *rule_a, *rule_b;
39 struct nftnl_rule *a, *b;
40 struct nftnl_expr *ex;
41 struct nlmsghdr *nlh;
42 char buf[4096];
43
44 a = nftnl_rule_alloc();
45 b = nftnl_rule_alloc();
46 if (a == NULL || b == NULL)
47 print_err("OOM");
48
49 ex = nftnl_expr_alloc("counter");
50 if (ex == NULL)
51 print_err("OOM");
52
53 nftnl_expr_set_u64(ex, NFTNL_EXPR_QUOTA_BYTES, 0x123456789abcdef0);
54 nftnl_expr_set_u32(ex, NFTNL_EXPR_QUOTA_FLAGS, 0x12345678);
55 nftnl_rule_add_expr(a, ex);
56
57 nlh = nftnl_nlmsg_build_hdr(buf, NFT_MSG_NEWRULE, AF_INET, 0, 1234);
58 nftnl_rule_nlmsg_build_payload(nlh, a);
59
60 if (nftnl_rule_nlmsg_parse(nlh, b) < 0)
61 print_err("parsing problems");
62
63 iter_a = nftnl_expr_iter_create(a);
64 iter_b = nftnl_expr_iter_create(b);
65 if (iter_a == NULL || iter_b == NULL)
66 print_err("OOM");
67 rule_a = nftnl_expr_iter_next(iter_a);
68 rule_b = nftnl_expr_iter_next(iter_b);
69 if (rule_a == NULL || rule_b == NULL)
70 print_err("OOM");
71
72 cmp_nftnl_expr(rule_a, rule_b);
73
74 if (nftnl_expr_iter_next(iter_a) != NULL ||
75 nftnl_expr_iter_next(iter_b) != NULL)
76 print_err("More 1 expr.");
77
78 nftnl_expr_iter_destroy(iter_a);
79 nftnl_expr_iter_destroy(iter_b);
80 nftnl_rule_free(a);
81 nftnl_rule_free(b);
82
83 if (!test_ok)
84 exit(EXIT_FAILURE);
85 printf("%s: \033[32mOK\e[0m\n", argv[0]);
86 return EXIT_SUCCESS;
87}