1
2#include <sys/types.h>
3#include <sys/socket.h>
4#include <fcntl.h>
5#include <sys/ioctl.h>
6#include <stdio.h>
7#include <stdlib.h>
8#include <netinet/in.h>
9#include <net/if.h>
10#include "ip_compat.h"
11#include "ip_fil.h"
12#include "ip_auth.h"
13
14extern	int	errno;
15
16main()
17{
18	struct frauth fra;
19	struct frauth *frap = &fra;
20	fr_info_t *fin = &fra.fra_info;
21	fr_ip_t	*fi = &fin->fin_fi;
22	char yn[16];
23	int fd;
24
25	fd = open(IPL_NAME, O_RDWR);
26	fra.fra_len = 0;
27	fra.fra_buf = NULL;
28	while (ioctl(fd, SIOCAUTHW, &frap) == 0) {
29		if (fra.fra_info.fin_out)
30			fra.fra_pass = FR_OUTQUE;
31		else
32			fra.fra_pass = FR_INQUE;
33
34		printf("%s ", inet_ntoa(fi->fi_src));
35		if (fi->fi_flx & FI_TCPUDP)
36			printf("port %d ", fin->fin_data[0]);
37		printf("-> %s ", inet_ntoa(fi->fi_dst));
38		if (fi->fi_flx & FI_TCPUDP)
39			printf("port %d ", fin->fin_data[1]);
40		printf("\n");
41		printf("Allow packet through ? [y/n]");
42		fflush(stdout);
43		if (!fgets(yn, sizeof(yn), stdin))
44			break;
45		fflush(stdin);
46		if (yn[0] == 'n' || yn[0] == 'N')
47			fra.fra_pass |= FR_BLOCK;
48		else if (yn[0] == 'y' || yn[0] == 'Y') {
49			fra.fra_pass |= FR_PASS;
50			if (fra.fra_info.fin_fi.fi_flx & FI_TCPUDP)
51				fra.fra_pass |= FR_KEEPSTATE;
52		} else
53			fra.fra_pass |= FR_NOMATCH;
54		printf("answer = %c (%x), id %d idx %d\n", yn[0],
55			fra.fra_pass, fra.fra_info.fin_id, fra.fra_index);
56		if (ioctl(fd, SIOCAUTHR, &frap) != 0)
57			perror("SIOCAUTHR");
58	}
59	fprintf(stderr, "errno=%d \n", errno);
60	perror("frauth-SIOCAUTHW");
61}
62