14#include <netinet/in.h>
15#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;
23static void print_err(
const char *msg)
26 printf(
"\033[31mERROR:\e[0m %s\n", msg);
29static void cmp_nftnl_expr(
struct nftnl_expr *rule_a,
30 struct nftnl_expr *rule_b)
32 if (nftnl_expr_get_u32(rule_a, NFTNL_EXPR_DUP_SREG_ADDR) !=
33 nftnl_expr_get_u32(rule_b, NFTNL_EXPR_DUP_SREG_ADDR))
34 print_err(
"Expr SREG_TO mismatches");
35 if (nftnl_expr_get_u32(rule_a, NFTNL_EXPR_DUP_SREG_DEV) !=
36 nftnl_expr_get_u32(rule_b, NFTNL_EXPR_DUP_SREG_DEV))
37 print_err(
"Expr SREG_OIF mismatches");
40int main(
int argc,
char *argv[])
42 struct nftnl_rule *a, *b;
43 struct nftnl_expr *ex;
47 struct nftnl_expr *rule_a, *rule_b;
49 a = nftnl_rule_alloc();
50 b = nftnl_rule_alloc();
51 if (a == NULL || b == NULL)
53 ex = nftnl_expr_alloc(
"dup");
57 nftnl_expr_set_u32(ex, NFTNL_EXPR_DUP_SREG_ADDR, 0x12345678);
58 nftnl_expr_set_u32(ex, NFTNL_EXPR_DUP_SREG_DEV, 0x78123456);
60 nftnl_rule_add_expr(a, ex);
62 nlh = nftnl_nlmsg_build_hdr(buf, NFT_MSG_NEWRULE, AF_INET, 0, 1234);
63 nftnl_rule_nlmsg_build_payload(nlh, a);
65 if (nftnl_rule_nlmsg_parse(nlh, b) < 0)
66 print_err(
"parsing problems");
68 iter_a = nftnl_expr_iter_create(a);
69 iter_b = nftnl_expr_iter_create(b);
70 if (iter_a == NULL || iter_b == NULL)
73 rule_a = nftnl_expr_iter_next(iter_a);
74 rule_b = nftnl_expr_iter_next(iter_b);
75 if (rule_a == NULL || rule_b == NULL)
78 cmp_nftnl_expr(rule_a, rule_b);
80 if (nftnl_expr_iter_next(iter_a) != NULL ||
81 nftnl_expr_iter_next(iter_b) != NULL)
82 print_err(
"More 1 expr.");
84 nftnl_expr_iter_destroy(iter_a);
85 nftnl_expr_iter_destroy(iter_b);
92 printf(
"%s: \033[32mOK\e[0m\n", argv[0]);