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1 #include <stdio.h>
2 #include <stdlib.h>
3 #include <string.h>
4 #include <errno.h>
5 #include <arpa/inet.h>
6 
7 #include <libnetfilter_conntrack/libnetfilter_conntrack.h>
8 
main(void)9 int main(void)
10 {
11 	int ret;
12 	struct nfct_handle *h;
13 	struct nf_conntrack *expected;
14 	struct nf_expect *exp;
15 
16 	expected = nfct_new();
17 	if (!expected) {
18 		perror("nfct_new");
19 		exit(EXIT_FAILURE);
20 	}
21 
22 	nfct_set_attr_u8(expected, ATTR_L3PROTO, AF_INET);
23 	nfct_set_attr_u32(expected, ATTR_IPV4_SRC, inet_addr("1.1.1.1"));
24 	nfct_set_attr_u32(expected, ATTR_IPV4_DST, inet_addr("2.2.2.2"));
25 
26 	nfct_set_attr_u8(expected, ATTR_L4PROTO, IPPROTO_TCP);
27 	nfct_set_attr_u16(expected, ATTR_PORT_SRC, 0);
28 	nfct_set_attr_u16(expected, ATTR_PORT_DST, htons(10241));
29 
30 	exp = nfexp_new();
31 	if (!exp) {
32 		perror("nfexp_new");
33 		nfct_destroy(expected);
34 		exit(EXIT_FAILURE);
35 	}
36 
37 	nfexp_set_attr(exp, ATTR_EXP_EXPECTED, expected);
38 
39 	h = nfct_open(EXPECT, 0);
40 	if (!h) {
41 		perror("nfct_open");
42 		nfct_destroy(expected);
43 		return -1;
44 	}
45 
46 	ret = nfexp_query(h, NFCT_Q_DESTROY, exp);
47 
48 	printf("TEST: delete expectation ");
49 	if (ret == -1)
50 		printf("(%d)(%s)\n", ret, strerror(errno));
51 	else
52 		printf("(OK)\n");
53 
54 	nfct_close(h);
55 
56 	nfct_destroy(expected);
57 
58 	ret == -1 ? exit(EXIT_FAILURE) : exit(EXIT_SUCCESS);
59 }
60