14#include <netinet/in.h>
15#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_PAYLOAD_DREG) !=
35 nftnl_expr_get_u32(rule_b, NFTNL_EXPR_PAYLOAD_DREG))
36 print_err(
"Expr NFTNL_EXPR_PAYLOAD_DREG mismatches");
37 if (nftnl_expr_get_u32(rule_a, NFTNL_EXPR_PAYLOAD_BASE) !=
38 nftnl_expr_get_u32(rule_b, NFTNL_EXPR_PAYLOAD_BASE))
39 print_err(
"Expr NFTNL_EXPR_PAYLOAD_BASE mismatches");
40 if (nftnl_expr_get_u32(rule_a, NFTNL_EXPR_PAYLOAD_OFFSET) !=
41 nftnl_expr_get_u32(rule_b, NFTNL_EXPR_PAYLOAD_OFFSET))
42 print_err(
"Expr NFTNL_EXPR_PAYLOAD_OFFSET mismatches");
43 if (nftnl_expr_get_u32(rule_a, NFTNL_EXPR_PAYLOAD_LEN) !=
44 nftnl_expr_get_u32(rule_b, NFTNL_EXPR_PAYLOAD_LEN))
45 print_err(
"Expr NFTNL_EXPR_PAYLOAD_LEN mismatches");
48int main(
int argc,
char *argv[])
50 struct nftnl_rule *a, *b;
51 struct nftnl_expr *ex;
55 struct nftnl_expr *rule_a, *rule_b;
57 a = nftnl_rule_alloc();
58 b = nftnl_rule_alloc();
59 if (a == NULL || b == NULL)
61 ex = nftnl_expr_alloc(
"payload");
65 nftnl_expr_set_u32(ex, NFTNL_EXPR_PAYLOAD_DREG, 0x1234568);
66 nftnl_expr_set_u32(ex, NFTNL_EXPR_PAYLOAD_BASE, 0x78123456);
67 nftnl_expr_set_u32(ex, NFTNL_EXPR_PAYLOAD_OFFSET, 0x56781234);
68 nftnl_expr_set_u32(ex, NFTNL_EXPR_PAYLOAD_LEN, 0x78561234);
70 nftnl_rule_add_expr(a, ex);
72 nlh = nftnl_nlmsg_build_hdr(buf, NFT_MSG_NEWRULE, AF_INET, 0, 1234);
73 nftnl_rule_nlmsg_build_payload(nlh, a);
74 if (nftnl_rule_nlmsg_parse(nlh, b) < 0)
75 print_err(
"parsing problems");
77 iter_a = nftnl_expr_iter_create(a);
78 iter_b = nftnl_expr_iter_create(b);
79 if (iter_a == NULL || iter_b == NULL)
82 rule_a = nftnl_expr_iter_next(iter_a);
83 rule_b = nftnl_expr_iter_next(iter_b);
84 if (rule_a == NULL || rule_b == NULL)
87 cmp_nftnl_expr(rule_a, rule_b);
89 if (nftnl_expr_iter_next(iter_a) != NULL ||
90 nftnl_expr_iter_next(iter_b) != NULL)
91 print_err(
"More 1 expr.");
93 nftnl_expr_iter_destroy(iter_a);
94 nftnl_expr_iter_destroy(iter_b);
101 printf(
"%s: \033[32mOK\e[0m\n", argv[0]);