15#include <netinet/in.h>
16#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;
24static void print_err(
const char *msg)
27 printf(
"\033[31mERROR:\e[0m %s\n", msg);
30static void cmp_nftnl_expr(
struct nftnl_expr *rule_a,
31 struct nftnl_expr *rule_b)
33 if (nftnl_expr_get_u32(rule_a, NFTNL_EXPR_BYTEORDER_DREG) !=
34 nftnl_expr_get_u32(rule_b, NFTNL_EXPR_BYTEORDER_DREG))
35 print_err(
"Expr NFTNL_EXPR_BYTEORDER_DREG mismatches");
36 if (nftnl_expr_get_u32(rule_a, NFTNL_EXPR_BYTEORDER_SREG) !=
37 nftnl_expr_get_u32(rule_b, NFTNL_EXPR_BYTEORDER_SREG))
38 print_err(
"Expr NFTNL_EXPR_BYTEORDER_SREG mismatches");
39 if (nftnl_expr_get_u32(rule_a, NFTNL_EXPR_BYTEORDER_OP) !=
40 nftnl_expr_get_u32(rule_b, NFTNL_EXPR_BYTEORDER_OP))
41 print_err(
"Expr NFTNL_EXPR_BYTEORDER_OP mismatches");
42 if (nftnl_expr_get_u32(rule_a, NFTNL_EXPR_BYTEORDER_LEN) !=
43 nftnl_expr_get_u32(rule_b, NFTNL_EXPR_BYTEORDER_LEN))
44 print_err(
"Expr NFTNL_EXPR_BYTEORDER_DREG mismatches");
45 if (nftnl_expr_get_u32(rule_a, NFTNL_EXPR_BYTEORDER_SIZE) !=
46 nftnl_expr_get_u32(rule_b, NFTNL_EXPR_BYTEORDER_SIZE))
47 print_err(
"Expr NFTNL_EXPR_BITWISE_SIZE mismatches");
50int main(
int argc,
char *argv[])
52 struct nftnl_rule *a, *b;
53 struct nftnl_expr *ex;
57 struct nftnl_expr *rule_a, *rule_b;
59 a = nftnl_rule_alloc();
60 b = nftnl_rule_alloc();
61 if (a == NULL || b == NULL)
63 ex = nftnl_expr_alloc(
"byteorder");
67 nftnl_expr_set_u32(ex, NFTNL_EXPR_BYTEORDER_SREG, 0x12345678);
68 nftnl_expr_set_u32(ex, NFTNL_EXPR_BYTEORDER_DREG, 0x12345678);
69 nftnl_expr_set_u32(ex, NFTNL_EXPR_BYTEORDER_OP, 0x12345678);
70 nftnl_expr_set_u32(ex, NFTNL_EXPR_BYTEORDER_LEN, 0x12345678);
71 nftnl_expr_set_u32(ex, NFTNL_EXPR_BYTEORDER_SIZE, 0x12345678);
73 nftnl_rule_add_expr(a, ex);
75 nlh = nftnl_nlmsg_build_hdr(buf, NFT_MSG_NEWRULE, AF_INET, 0, 1234);
76 nftnl_rule_nlmsg_build_payload(nlh, a);
78 if (nftnl_rule_nlmsg_parse(nlh, b) < 0)
79 print_err(
"parsing problems");
81 iter_a = nftnl_expr_iter_create(a);
82 iter_b = nftnl_expr_iter_create(b);
83 if (iter_a == NULL || iter_b == NULL)
86 rule_a = nftnl_expr_iter_next(iter_a);
87 rule_b = nftnl_expr_iter_next(iter_b);
88 if (rule_a == NULL || rule_b == NULL)
91 cmp_nftnl_expr(rule_a,rule_b);
93 if (nftnl_expr_iter_next(iter_a) != NULL ||
94 nftnl_expr_iter_next(iter_b) != NULL)
95 print_err(
"More 1 expr.");
97 nftnl_expr_iter_destroy(iter_a);
98 nftnl_expr_iter_destroy(iter_b);
105 printf(
"%s: \033[32mOK\e[0m\n", argv[0]);