9 #include <netinet/in.h>
10 #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_PAYLOAD_DREG) !=
30 nftnl_expr_get_u32(rule_b, NFTNL_EXPR_PAYLOAD_DREG))
31 print_err(
"Expr NFTNL_EXPR_PAYLOAD_DREG mismatches");
32 if (nftnl_expr_get_u32(rule_a, NFTNL_EXPR_PAYLOAD_BASE) !=
33 nftnl_expr_get_u32(rule_b, NFTNL_EXPR_PAYLOAD_BASE))
34 print_err(
"Expr NFTNL_EXPR_PAYLOAD_BASE mismatches");
35 if (nftnl_expr_get_u32(rule_a, NFTNL_EXPR_PAYLOAD_OFFSET) !=
36 nftnl_expr_get_u32(rule_b, NFTNL_EXPR_PAYLOAD_OFFSET))
37 print_err(
"Expr NFTNL_EXPR_PAYLOAD_OFFSET mismatches");
38 if (nftnl_expr_get_u32(rule_a, NFTNL_EXPR_PAYLOAD_LEN) !=
39 nftnl_expr_get_u32(rule_b, NFTNL_EXPR_PAYLOAD_LEN))
40 print_err(
"Expr NFTNL_EXPR_PAYLOAD_LEN mismatches");
43 int main(
int argc,
char *argv[])
45 struct nftnl_rule *a, *b;
46 struct nftnl_expr *ex;
50 struct nftnl_expr *rule_a, *rule_b;
52 a = nftnl_rule_alloc();
53 b = nftnl_rule_alloc();
54 if (a == NULL || b == NULL)
56 ex = nftnl_expr_alloc(
"payload");
60 nftnl_expr_set_u32(ex, NFTNL_EXPR_PAYLOAD_DREG, 0x1234568);
61 nftnl_expr_set_u32(ex, NFTNL_EXPR_PAYLOAD_BASE, 0x78123456);
62 nftnl_expr_set_u32(ex, NFTNL_EXPR_PAYLOAD_OFFSET, 0x56781234);
63 nftnl_expr_set_u32(ex, NFTNL_EXPR_PAYLOAD_LEN, 0x78561234);
65 nftnl_rule_add_expr(a, ex);
67 nlh = nftnl_nlmsg_build_hdr(buf, NFT_MSG_NEWRULE, AF_INET, 0, 1234);
68 nftnl_rule_nlmsg_build_payload(nlh, a);
69 if (nftnl_rule_nlmsg_parse(nlh, b) < 0)
70 print_err(
"parsing problems");
72 iter_a = nftnl_expr_iter_create(a);
73 iter_b = nftnl_expr_iter_create(b);
74 if (iter_a == NULL || iter_b == NULL)
77 rule_a = nftnl_expr_iter_next(iter_a);
78 rule_b = nftnl_expr_iter_next(iter_b);
79 if (rule_a == NULL || rule_b == NULL)
82 cmp_nftnl_expr(rule_a, rule_b);
84 if (nftnl_expr_iter_next(iter_a) != NULL ||
85 nftnl_expr_iter_next(iter_b) != NULL)
86 print_err(
"More 1 expr.");
88 nftnl_expr_iter_destroy(iter_a);
89 nftnl_expr_iter_destroy(iter_b);
96 printf(
"%s: \033[32mOK\e[0m\n", argv[0]);