| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| #include <errno.h> |
| |
| #include <libnetfilter_conntrack/libnetfilter_conntrack.h> |
| |
| static int cb(enum nf_conntrack_msg_type type, |
| struct nf_conntrack *ct, |
| void *data) |
| { |
| char buf[1024]; |
| |
| nfct_snprintf(buf, sizeof(buf), ct, NFCT_T_UNKNOWN, NFCT_O_DEFAULT, NFCT_OF_SHOW_LAYER3 | NFCT_OF_TIMESTAMP); |
| printf("%s\n", buf); |
| |
| return NFCT_CB_CONTINUE; |
| } |
| |
| int main(void) |
| { |
| int ret; |
| struct nfct_handle *h; |
| |
| h = nfct_open(CONNTRACK, 0); |
| if (!h) { |
| perror("nfct_open"); |
| return -1; |
| } |
| struct nfct_filter_dump *filter_dump = nfct_filter_dump_create(); |
| if (filter_dump == NULL) { |
| perror("nfct_filter_dump_alloc"); |
| return -1; |
| } |
| struct nfct_filter_dump_mark filter_dump_mark = { |
| .val = 1, |
| .mask = 0xffffffff, |
| }; |
| nfct_filter_dump_set_attr(filter_dump, NFCT_FILTER_DUMP_MARK, |
| &filter_dump_mark); |
| nfct_filter_dump_set_attr_u8(filter_dump, NFCT_FILTER_DUMP_L3NUM, |
| AF_INET); |
| |
| nfct_callback_register(h, NFCT_T_ALL, cb, NULL); |
| ret = nfct_query(h, NFCT_Q_DUMP_FILTER, filter_dump); |
| |
| nfct_filter_dump_destroy(filter_dump); |
| |
| printf("TEST: get conntrack "); |
| if (ret == -1) |
| printf("(%d)(%s)\n", ret, strerror(errno)); |
| else |
| printf("(OK)\n"); |
| |
| nfct_close(h); |
| |
| ret == -1 ? exit(EXIT_FAILURE) : exit(EXIT_SUCCESS); |
| } |