15#include <netinet/in.h>
16#include <netinet/ip.h>
17#include <linux/netfilter/nf_tables.h>
18#include <libmnl/libmnl.h>
19#include <libnftnl/rule.h>
20#include <libnftnl/expr.h>
22static int test_ok = 1;
24static void print_err(
const char *msg)
27 printf(
"\033[31mERROR:\e[0m %s\n", msg);
30static void print_err2(
const char *msg, uint32_t a, uint32_t b)
33 printf(
"\033[31mERROR:\e[0m %s size a: %d b: %d \n",msg, a, b);
36static void cmp_nftnl_expr(
struct nftnl_expr *rule_a,
37 struct nftnl_expr *rule_b)
41 if (strcmp(nftnl_expr_get_str(rule_a, NFTNL_EXPR_TG_NAME),
42 nftnl_expr_get_str(rule_b, NFTNL_EXPR_TG_NAME)) != 0)
43 print_err(
"Expr NFTNL_EXPR_TG_NAME mismatches");
44 if (nftnl_expr_get_u32(rule_a, NFTNL_EXPR_TG_REV) !=
45 nftnl_expr_get_u32(rule_b, NFTNL_EXPR_TG_REV))
46 print_err(
"Expr NFTNL_EXPR_TG_REV mismatches");
47 nftnl_expr_get(rule_a, NFTNL_EXPR_TG_INFO, &lena);
48 nftnl_expr_get(rule_b, NFTNL_EXPR_TG_INFO, &lenb);
50 print_err2(
"Expr NFTNL_EXPR_TG_INFO size mismatches", lena, lenb);
53int main(
int argc,
char *argv[])
55 struct nftnl_rule *a, *b;
56 struct nftnl_expr *ex;
60 struct nftnl_expr *rule_a, *rule_b;
61 char data[16] =
"0123456789abcdef";
63 a = nftnl_rule_alloc();
64 b = nftnl_rule_alloc();
65 if (a == NULL || b == NULL)
68 ex = nftnl_expr_alloc(
"target");
72 nftnl_expr_set(ex, NFTNL_EXPR_TG_NAME,
"test", strlen(
"test"));
73 nftnl_expr_set_u32(ex, NFTNL_EXPR_TG_REV, 0x56781234);
74 nftnl_expr_set(ex, NFTNL_EXPR_TG_INFO, strdup(data),
sizeof(data));
75 nftnl_rule_add_expr(a, ex);
77 nlh = nftnl_nlmsg_build_hdr(buf, NFT_MSG_NEWRULE, AF_INET, 0, 1234);
78 nftnl_rule_nlmsg_build_payload(nlh, a);
80 if (nftnl_rule_nlmsg_parse(nlh, b) < 0)
81 print_err(
"parsing problems");
83 iter_a = nftnl_expr_iter_create(a);
84 iter_b = nftnl_expr_iter_create(b);
85 if (iter_a == NULL || iter_b == NULL)
88 rule_a = nftnl_expr_iter_next(iter_a);
89 rule_b = nftnl_expr_iter_next(iter_b);
90 if (rule_a == NULL || rule_b == NULL)
93 cmp_nftnl_expr(rule_a, rule_b);
95 if (nftnl_expr_iter_next(iter_a) != NULL ||
96 nftnl_expr_iter_next(iter_b) != NULL)
97 print_err(
"More 1 expr.");
99 nftnl_expr_iter_destroy(iter_a);
100 nftnl_expr_iter_destroy(iter_b);
106 printf(
"%s: \033[32mOK\e[0m\n", argv[0]);