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>
17static int test_ok = 1;
19static void print_err(
const char *msg)
22 printf(
"\033[31mERROR:\e[0m %s\n", msg);
25static void print_err2(
const char *msg, uint32_t a, uint32_t b)
28 printf(
"\033[31mERROR:\e[0m %s size a: %d b: %d \n",msg, a, b);
31static void cmp_nftnl_expr(
struct nftnl_expr *rule_a,
32 struct nftnl_expr *rule_b)
36 if (strcmp(nftnl_expr_get_str(rule_a, NFTNL_EXPR_TG_NAME),
37 nftnl_expr_get_str(rule_b, NFTNL_EXPR_TG_NAME)) != 0)
38 print_err(
"Expr NFTNL_EXPR_TG_NAME mismatches");
39 if (nftnl_expr_get_u32(rule_a, NFTNL_EXPR_TG_REV) !=
40 nftnl_expr_get_u32(rule_b, NFTNL_EXPR_TG_REV))
41 print_err(
"Expr NFTNL_EXPR_TG_REV mismatches");
42 nftnl_expr_get(rule_a, NFTNL_EXPR_TG_INFO, &lena);
43 nftnl_expr_get(rule_b, NFTNL_EXPR_TG_INFO, &lenb);
45 print_err2(
"Expr NFTNL_EXPR_TG_INFO size mismatches", lena, lenb);
48int main(
int argc,
char *argv[])
50 struct nftnl_rule *a, *b;
51 struct nftnl_expr *ex;
55 struct nftnl_expr *rule_a, *rule_b;
56 char data[] =
"0123456789abcdef";
58 a = nftnl_rule_alloc();
59 b = nftnl_rule_alloc();
60 if (a == NULL || b == NULL)
63 ex = nftnl_expr_alloc(
"target");
67 nftnl_expr_set(ex, NFTNL_EXPR_TG_NAME,
"test", strlen(
"test"));
68 nftnl_expr_set_u32(ex, NFTNL_EXPR_TG_REV, 0x56781234);
69 nftnl_expr_set(ex, NFTNL_EXPR_TG_INFO, strdup(data),
sizeof(data));
70 nftnl_rule_add_expr(a, ex);
72 nlh = nftnl_nlmsg_build_hdr(buf, NFT_MSG_NEWRULE, AF_INET, 0, 1234);
73 nftnl_rule_nlmsg_build_payload(nlh, a);
75 if (nftnl_rule_nlmsg_parse(nlh, b) < 0)
76 print_err(
"parsing problems");
78 iter_a = nftnl_expr_iter_create(a);
79 iter_b = nftnl_expr_iter_create(b);
80 if (iter_a == NULL || iter_b == NULL)
83 rule_a = nftnl_expr_iter_next(iter_a);
84 rule_b = nftnl_expr_iter_next(iter_b);
85 if (rule_a == NULL || rule_b == NULL)
88 cmp_nftnl_expr(rule_a, rule_b);
90 if (nftnl_expr_iter_next(iter_a) != NULL ||
91 nftnl_expr_iter_next(iter_b) != NULL)
92 print_err(
"More 1 expr.");
94 nftnl_expr_iter_destroy(iter_a);
95 nftnl_expr_iter_destroy(iter_b);
101 printf(
"%s: \033[32mOK\e[0m\n", argv[0]);