15 #include <netinet/in.h> 16 #include <linux/netfilter/nf_tables.h> 17 #include <libnftnl/rule.h> 18 #include <libnftnl/udata.h> 20 static int test_ok = 1;
22 static void print_err(
const char *msg)
25 printf(
"\033[31mERROR:\e[0m %s\n", msg);
28 static void cmp_nftnl_rule(
struct nftnl_rule *a,
struct nftnl_rule *b)
30 const void *udata_a, *udata_b;
31 uint32_t len_a, len_b;
33 if (nftnl_rule_get_u32(a, NFTNL_RULE_FAMILY) !=
34 nftnl_rule_get_u32(b, NFTNL_RULE_FAMILY))
35 print_err(
"Rule family mismatches");
36 if (strcmp(nftnl_rule_get_str(a, NFTNL_RULE_TABLE),
37 nftnl_rule_get_str(b, NFTNL_RULE_TABLE)) != 0)
38 print_err(
"Rule table mismatches");
39 if (strcmp(nftnl_rule_get_str(a, NFTNL_RULE_CHAIN),
40 nftnl_rule_get_str(b, NFTNL_RULE_CHAIN)) != 0)
41 print_err(
"Rule table mismatches");
42 if (nftnl_rule_get_u64(a, NFTNL_RULE_HANDLE) !=
43 nftnl_rule_get_u64(b, NFTNL_RULE_HANDLE))
44 print_err(
"Rule handle mismatches");
45 if (nftnl_rule_get_u32(a, NFTNL_RULE_COMPAT_PROTO) !=
46 nftnl_rule_get_u32(b, NFTNL_RULE_COMPAT_PROTO))
47 print_err(
"Rule compat_proto mismatches");
48 if (nftnl_rule_get_u32(a, NFTNL_RULE_COMPAT_FLAGS) !=
49 nftnl_rule_get_u32(b, NFTNL_RULE_COMPAT_FLAGS))
50 print_err(
"Rule compat_flags mismatches");
51 if (nftnl_rule_get_u64(a, NFTNL_RULE_POSITION) !=
52 nftnl_rule_get_u64(b, NFTNL_RULE_POSITION))
53 print_err(
"Rule compat_position mismatches");
55 udata_a = nftnl_rule_get_data(a, NFTNL_RULE_USERDATA, &len_a);
56 udata_b = nftnl_rule_get_data(b, NFTNL_RULE_USERDATA, &len_b);
58 if (len_a != len_b || memcmp(udata_a, udata_b, len_a) != 0)
59 print_err(
"Rule userdata mismatches");
62 int main(
int argc,
char *argv[])
64 struct nftnl_udata_buf *udata;
65 struct nftnl_rule *a, *b;
69 a = nftnl_rule_alloc();
70 b = nftnl_rule_alloc();
71 if (a == NULL || b == NULL)
74 udata = nftnl_udata_buf_alloc(NFT_USERDATA_MAXLEN);
78 if (!nftnl_udata_put_strz(udata, 0,
"hello world"))
79 print_err(
"User data too big");
81 nftnl_rule_set_u32(a, NFTNL_RULE_FAMILY, AF_INET);
82 nftnl_rule_set_str(a, NFTNL_RULE_TABLE,
"table");
83 nftnl_rule_set_str(a, NFTNL_RULE_CHAIN,
"chain");
84 nftnl_rule_set_u64(a, NFTNL_RULE_HANDLE, 0x1234567812345678);
85 nftnl_rule_set_u32(a, NFTNL_RULE_COMPAT_PROTO, 0x12345678);
86 nftnl_rule_set_u32(a, NFTNL_RULE_COMPAT_FLAGS, 0x12345678);
87 nftnl_rule_set_u64(a, NFTNL_RULE_POSITION, 0x1234567812345678);
88 nftnl_rule_set_data(a, NFTNL_RULE_USERDATA,
89 nftnl_udata_buf_data(udata),
90 nftnl_udata_buf_len(udata));
91 nftnl_udata_buf_free(udata);
93 nlh = nftnl_rule_nlmsg_build_hdr(buf, NFT_MSG_NEWRULE, AF_INET, 0, 1234);
94 nftnl_rule_nlmsg_build_payload(nlh, a);
96 if (nftnl_rule_nlmsg_parse(nlh, b) < 0)
97 print_err(
"parsing problems");
106 printf(
"%s: \033[32mOK\e[0m\n", argv[0]);