]> CyberLeo.Net >> Repos - FreeBSD/releng/10.0.git/blob - contrib/ipfilter/samples/userauth.c
- Copy stable/10 (r259064) to releng/10.0 as part of the
[FreeBSD/releng/10.0.git] / contrib / ipfilter / samples / userauth.c
1 /*      $FreeBSD$       */
2
3 #include <sys/types.h>
4 #include <sys/socket.h>
5 #include <fcntl.h>
6 #include <sys/ioctl.h>
7 #include <stdio.h>
8 #include <stdlib.h>
9 #include <netinet/in.h>
10 #include <net/if.h>
11 #include "ip_compat.h"
12 #include "ip_fil.h"
13 #include "ip_auth.h"
14
15 extern  int     errno;
16
17 main()
18 {
19         struct frauth fra;
20         struct frauth *frap = &fra;
21         fr_info_t *fin = &fra.fra_info;
22         fr_ip_t *fi = &fin->fin_fi;
23         char yn[16];
24         int fd;
25
26         fd = open(IPL_NAME, O_RDWR);
27         fra.fra_len = 0;
28         fra.fra_buf = NULL;
29         while (ioctl(fd, SIOCAUTHW, &frap) == 0) {
30                 if (fra.fra_info.fin_out)
31                         fra.fra_pass = FR_OUTQUE;
32                 else
33                         fra.fra_pass = FR_INQUE;
34
35                 printf("%s ", inet_ntoa(fi->fi_src));
36                 if (fi->fi_flx & FI_TCPUDP)
37                         printf("port %d ", fin->fin_data[0]);
38                 printf("-> %s ", inet_ntoa(fi->fi_dst));
39                 if (fi->fi_flx & FI_TCPUDP)
40                         printf("port %d ", fin->fin_data[1]);
41                 printf("\n");
42                 printf("Allow packet through ? [y/n]");
43                 fflush(stdout);
44                 if (!fgets(yn, sizeof(yn), stdin))
45                         break;
46                 fflush(stdin);
47                 if (yn[0] == 'n' || yn[0] == 'N')
48                         fra.fra_pass |= FR_BLOCK;
49                 else if (yn[0] == 'y' || yn[0] == 'Y') {
50                         fra.fra_pass |= FR_PASS;
51                         if (fra.fra_info.fin_fi.fi_flx & FI_TCPUDP)
52                                 fra.fra_pass |= FR_KEEPSTATE;
53                 } else
54                         fra.fra_pass |= FR_NOMATCH;
55                 printf("answer = %c (%x), id %d idx %d\n", yn[0],
56                         fra.fra_pass, fra.fra_info.fin_id, fra.fra_index);
57                 if (ioctl(fd, SIOCAUTHR, &frap) != 0)
58                         perror("SIOCAUTHR");
59         }
60         fprintf(stderr, "errno=%d \n", errno);
61         perror("frauth-SIOCAUTHW");
62 }