#include <stdio.h>
|
#include <stdlib.h>
|
#include <string.h>
|
#include <errno.h>
|
#include <arpa/inet.h>
|
|
#include <libnetfilter_conntrack/libnetfilter_conntrack.h>
|
#include <libnetfilter_conntrack/libnetfilter_conntrack_tcp.h>
|
|
int main(void)
|
{
|
int ret;
|
struct nfct_handle *h;
|
struct nf_conntrack *ct;
|
|
ct = nfct_new();
|
if (!ct) {
|
perror("nfct_new");
|
return 0;
|
}
|
|
nfct_set_attr_u8(ct, ATTR_L3PROTO, AF_INET);
|
nfct_set_attr_u32(ct, ATTR_IPV4_SRC, inet_addr("1.1.1.1"));
|
nfct_set_attr_u32(ct, ATTR_IPV4_DST, inet_addr("2.2.2.2"));
|
|
nfct_set_attr_u8(ct, ATTR_L4PROTO, IPPROTO_TCP);
|
nfct_set_attr_u16(ct, ATTR_PORT_SRC, htons(20));
|
nfct_set_attr_u16(ct, ATTR_PORT_DST, htons(10));
|
|
nfct_setobjopt(ct, NFCT_SOPT_SETUP_REPLY);
|
|
nfct_set_attr_u8(ct, ATTR_TCP_STATE, TCP_CONNTRACK_SYN_SENT);
|
nfct_set_attr_u32(ct, ATTR_TIMEOUT, 600);
|
|
h = nfct_open(CONNTRACK, 0);
|
if (!h) {
|
perror("nfct_open");
|
nfct_destroy(ct);
|
return -1;
|
}
|
|
ret = nfct_query(h, NFCT_Q_UPDATE, ct);
|
|
printf("TEST: update conntrack ");
|
if (ret == -1)
|
printf("(%d)(%s)\n", ret, strerror(errno));
|
else
|
printf("(OK)\n");
|
|
nfct_close(h);
|
|
nfct_destroy(ct);
|
|
ret == -1 ? exit(EXIT_FAILURE) : exit(EXIT_SUCCESS);
|
}
|
