10 #include <linux/netfilter/nf_tables.h>
11 #include <libmnl/libmnl.h>
12 #include <libnftnl/rule.h>
13 #include <libnftnl/expr.h>
15 static int test_ok = 1;
17 static void print_err(
const char *msg)
20 printf(
"\033[31mERROR:\e[0m %s\n", msg);
23 static void cmp_nftnl_expr(
struct nftnl_expr *rule_a,
24 struct nftnl_expr *rule_b)
26 if (nftnl_expr_get_u32(rule_a, NFTNL_EXPR_REDIR_REG_PROTO_MIN) !=
27 nftnl_expr_get_u32(rule_b, NFTNL_EXPR_REDIR_REG_PROTO_MIN))
28 print_err(
"Expr NFTNL_EXPR_REDIR_REG_PROTO_MIN mismatches");
29 if (nftnl_expr_get_u32(rule_a, NFTNL_EXPR_REDIR_REG_PROTO_MAX) !=
30 nftnl_expr_get_u32(rule_b, NFTNL_EXPR_REDIR_REG_PROTO_MAX))
31 print_err(
"Expr NFTNL_EXPR_REDIR_REG_PROTO_MAX mismatches");
32 if (nftnl_expr_get_u32(rule_a, NFTNL_EXPR_REDIR_FLAGS) !=
33 nftnl_expr_get_u32(rule_b, NFTNL_EXPR_REDIR_FLAGS))
34 print_err(
"Expr NFTNL_EXPR_REDIR_FLAGS mismatches");
37 int main(
int argc,
char *argv[])
39 struct nftnl_rule *a, *b;
40 struct nftnl_expr *ex;
44 struct nftnl_expr *rule_a, *rule_b;
46 a = nftnl_rule_alloc();
47 b = nftnl_rule_alloc();
48 if (a == NULL || b == NULL)
50 ex = nftnl_expr_alloc(
"redir");
54 nftnl_expr_set_u32(ex, NFTNL_EXPR_REDIR_REG_PROTO_MIN, 0x12345678);
55 nftnl_expr_set_u32(ex, NFTNL_EXPR_REDIR_REG_PROTO_MAX, 0x56781234);
56 nftnl_expr_set_u32(ex, NFTNL_EXPR_REDIR_FLAGS, 0x12003400);
58 nftnl_rule_add_expr(a, ex);
60 nlh = nftnl_nlmsg_build_hdr(buf, NFT_MSG_NEWRULE, AF_INET, 0, 1234);
61 nftnl_rule_nlmsg_build_payload(nlh, a);
63 if (nftnl_rule_nlmsg_parse(nlh, b) < 0)
64 print_err(
"Parsing problems");
66 iter_a = nftnl_expr_iter_create(a);
67 iter_b = nftnl_expr_iter_create(b);
68 if (iter_a == NULL || iter_b == NULL)
71 rule_a = nftnl_expr_iter_next(iter_a);
72 rule_b = nftnl_expr_iter_next(iter_b);
73 if (rule_a == NULL || rule_b == NULL)
76 cmp_nftnl_expr(rule_a, rule_b);
78 if (nftnl_expr_iter_next(iter_a) != NULL ||
79 nftnl_expr_iter_next(iter_b) != NULL)
80 print_err(
"More than 1 expr.");
82 nftnl_expr_iter_destroy(iter_a);
83 nftnl_expr_iter_destroy(iter_b);
90 printf(
"%s: \033[32mOK\e[0m\n", argv[0]);