10 #include <netinet/in.h>
11 #include <netinet/ip.h>
12 #include <linux/netfilter/nf_tables.h>
13 #include <linux/netfilter/xt_iprange.h>
14 #include <libmnl/libmnl.h>
15 #include <libnftnl/rule.h>
16 #include <libnftnl/expr.h>
18 static int test_ok = 1;
20 static void print_err(
const char *msg)
23 printf(
"\033[31mERROR:\e[0m %s\n", msg);
26 static void cmp_nftnl_expr(
struct nftnl_expr *rule_a,
27 struct nftnl_expr *rule_b)
29 if (nftnl_expr_get_u32(rule_a, NFTNL_EXPR_NAT_TYPE) !=
30 nftnl_expr_get_u32(rule_b, NFTNL_EXPR_NAT_TYPE))
31 print_err(
"Expr NFTNL_EXPR_NAT_TYPE mismatches");
32 if (nftnl_expr_get_u32(rule_a, NFTNL_EXPR_NAT_FAMILY) !=
33 nftnl_expr_get_u32(rule_b, NFTNL_EXPR_NAT_FAMILY))
34 print_err(
"Expr NFTNL_EXPR_NAT_FAMILY mismatches");
35 if (nftnl_expr_get_u32(rule_a, NFTNL_EXPR_NAT_REG_ADDR_MIN) !=
36 nftnl_expr_get_u32(rule_b, NFTNL_EXPR_NAT_REG_ADDR_MIN))
37 print_err(
"Expr NFTNL_EXPR_NAT_REG_ADDR_MIN mismatches");
38 if (nftnl_expr_get_u32(rule_a, NFTNL_EXPR_NAT_REG_ADDR_MAX) !=
39 nftnl_expr_get_u32(rule_b, NFTNL_EXPR_NAT_REG_ADDR_MAX))
40 print_err(
"Expr NFTNL_EXPR_NAT_REG_ADDR_MAX mismatches");
41 if (nftnl_expr_get_u32(rule_a, NFTNL_EXPR_NAT_REG_PROTO_MIN) !=
42 nftnl_expr_get_u32(rule_b, NFTNL_EXPR_NAT_REG_PROTO_MIN))
43 print_err(
"Expr NFTNL_EXPR_NAT_REG_PROTO_MIN mismatches");
44 if (nftnl_expr_get_u32(rule_a, NFTNL_EXPR_NAT_REG_PROTO_MAX) !=
45 nftnl_expr_get_u32(rule_b, NFTNL_EXPR_NAT_REG_PROTO_MAX))
46 print_err(
"Expr NFTNL_EXPR_NAT_REG_PROTO_MAX mismatches");
47 if (nftnl_expr_get_u32(rule_a, NFTNL_EXPR_NAT_FLAGS) !=
48 nftnl_expr_get_u32(rule_b, NFTNL_EXPR_NAT_FLAGS))
49 print_err(
"Expr NFTNL_EXPR_NAT_FLAGS mismatches");
52 int main(
int argc,
char *argv[])
54 struct nftnl_rule *a, *b;
55 struct nftnl_expr *ex;
59 struct nftnl_expr *rule_a, *rule_b;
61 a = nftnl_rule_alloc();
62 b = nftnl_rule_alloc();
63 if (a == NULL || b == NULL)
65 ex = nftnl_expr_alloc(
"nat");
69 nftnl_expr_set_u32(ex, NFTNL_EXPR_NAT_TYPE, 0x1234568);
70 nftnl_expr_set_u32(ex, NFTNL_EXPR_NAT_FAMILY, 0x3456721);
71 nftnl_expr_set_u32(ex, NFTNL_EXPR_NAT_REG_ADDR_MIN, 0x1452638);
72 nftnl_expr_set_u32(ex, NFTNL_EXPR_NAT_REG_ADDR_MAX, 0x5134682);
73 nftnl_expr_set_u32(ex, NFTNL_EXPR_NAT_REG_PROTO_MIN, 0x6124385);
74 nftnl_expr_set_u32(ex, NFTNL_EXPR_NAT_REG_PROTO_MAX, 0x2153846);
75 nftnl_expr_set_u32(ex, NFTNL_EXPR_NAT_FLAGS, 0x4213683);
77 nftnl_rule_add_expr(a, ex);
79 nlh = nftnl_nlmsg_build_hdr(buf, NFT_MSG_NEWRULE, AF_INET, 0, 1234);
80 nftnl_rule_nlmsg_build_payload(nlh, a);
82 if (nftnl_rule_nlmsg_parse(nlh, b) < 0)
83 print_err(
"parsing problems");
85 iter_a = nftnl_expr_iter_create(a);
86 iter_b = nftnl_expr_iter_create(b);
87 if (iter_a == NULL || iter_b == NULL)
90 rule_a = nftnl_expr_iter_next(iter_a);
91 rule_b = nftnl_expr_iter_next(iter_b);
92 if (rule_a == NULL || rule_b == NULL)
95 cmp_nftnl_expr(rule_a, rule_b);
97 if (nftnl_expr_iter_next(iter_a) != NULL ||
98 nftnl_expr_iter_next(iter_b) != NULL)
99 print_err(
"More 1 expr.");
101 nftnl_expr_iter_destroy(iter_a);
102 nftnl_expr_iter_destroy(iter_b);
109 printf(
"%s: \033[32mOK\e[0m\n", argv[0]);