15#include <netinet/in.h>
16#include <netinet/ip.h>
17#include <linux/netfilter/nf_tables.h>
18#include <linux/netfilter/xt_iprange.h>
19#include <libmnl/libmnl.h>
20#include <libnftnl/rule.h>
21#include <libnftnl/expr.h>
23static int test_ok = 1;
25static void print_err(
const char *msg)
28 printf(
"\033[31mERROR:\e[0m %s\n", msg);
31static void cmp_nftnl_expr(
struct nftnl_expr *rule_a,
32 struct nftnl_expr *rule_b)
34 if (nftnl_expr_get_u32(rule_a, NFTNL_EXPR_NAT_TYPE) !=
35 nftnl_expr_get_u32(rule_b, NFTNL_EXPR_NAT_TYPE))
36 print_err(
"Expr NFTNL_EXPR_NAT_TYPE mismatches");
37 if (nftnl_expr_get_u32(rule_a, NFTNL_EXPR_NAT_FAMILY) !=
38 nftnl_expr_get_u32(rule_b, NFTNL_EXPR_NAT_FAMILY))
39 print_err(
"Expr NFTNL_EXPR_NAT_FAMILY mismatches");
40 if (nftnl_expr_get_u32(rule_a, NFTNL_EXPR_NAT_REG_ADDR_MIN) !=
41 nftnl_expr_get_u32(rule_b, NFTNL_EXPR_NAT_REG_ADDR_MIN))
42 print_err(
"Expr NFTNL_EXPR_NAT_REG_ADDR_MIN mismatches");
43 if (nftnl_expr_get_u32(rule_a, NFTNL_EXPR_NAT_REG_ADDR_MAX) !=
44 nftnl_expr_get_u32(rule_b, NFTNL_EXPR_NAT_REG_ADDR_MAX))
45 print_err(
"Expr NFTNL_EXPR_NAT_REG_ADDR_MAX mismatches");
46 if (nftnl_expr_get_u32(rule_a, NFTNL_EXPR_NAT_REG_PROTO_MIN) !=
47 nftnl_expr_get_u32(rule_b, NFTNL_EXPR_NAT_REG_PROTO_MIN))
48 print_err(
"Expr NFTNL_EXPR_NAT_REG_PROTO_MIN mismatches");
49 if (nftnl_expr_get_u32(rule_a, NFTNL_EXPR_NAT_REG_PROTO_MAX) !=
50 nftnl_expr_get_u32(rule_b, NFTNL_EXPR_NAT_REG_PROTO_MAX))
51 print_err(
"Expr NFTNL_EXPR_NAT_REG_PROTO_MAX mismatches");
52 if (nftnl_expr_get_u32(rule_a, NFTNL_EXPR_NAT_FLAGS) !=
53 nftnl_expr_get_u32(rule_b, NFTNL_EXPR_NAT_FLAGS))
54 print_err(
"Expr NFTNL_EXPR_NAT_FLAGS mismatches");
57int main(
int argc,
char *argv[])
59 struct nftnl_rule *a, *b;
60 struct nftnl_expr *ex;
64 struct nftnl_expr *rule_a, *rule_b;
66 a = nftnl_rule_alloc();
67 b = nftnl_rule_alloc();
68 if (a == NULL || b == NULL)
70 ex = nftnl_expr_alloc(
"nat");
74 nftnl_expr_set_u32(ex, NFTNL_EXPR_NAT_TYPE, 0x1234568);
75 nftnl_expr_set_u32(ex, NFTNL_EXPR_NAT_FAMILY, 0x3456721);
76 nftnl_expr_set_u32(ex, NFTNL_EXPR_NAT_REG_ADDR_MIN, 0x1452638);
77 nftnl_expr_set_u32(ex, NFTNL_EXPR_NAT_REG_ADDR_MAX, 0x5134682);
78 nftnl_expr_set_u32(ex, NFTNL_EXPR_NAT_REG_PROTO_MIN, 0x6124385);
79 nftnl_expr_set_u32(ex, NFTNL_EXPR_NAT_REG_PROTO_MAX, 0x2153846);
80 nftnl_expr_set_u32(ex, NFTNL_EXPR_NAT_FLAGS, 0x4213683);
82 nftnl_rule_add_expr(a, ex);
84 nlh = nftnl_nlmsg_build_hdr(buf, NFT_MSG_NEWRULE, AF_INET, 0, 1234);
85 nftnl_rule_nlmsg_build_payload(nlh, a);
87 if (nftnl_rule_nlmsg_parse(nlh, b) < 0)
88 print_err(
"parsing problems");
90 iter_a = nftnl_expr_iter_create(a);
91 iter_b = nftnl_expr_iter_create(b);
92 if (iter_a == NULL || iter_b == NULL)
95 rule_a = nftnl_expr_iter_next(iter_a);
96 rule_b = nftnl_expr_iter_next(iter_b);
97 if (rule_a == NULL || rule_b == NULL)
100 cmp_nftnl_expr(rule_a, rule_b);
102 if (nftnl_expr_iter_next(iter_a) != NULL ||
103 nftnl_expr_iter_next(iter_b) != NULL)
104 print_err(
"More 1 expr.");
106 nftnl_expr_iter_destroy(iter_a);
107 nftnl_expr_iter_destroy(iter_b);
114 printf(
"%s: \033[32mOK\e[0m\n", argv[0]);