Move common libraries from root to lib/.
[kai/samba-autobuild/.git] / lib / replace / test / getifaddrs.c
1 /*
2  * Unix SMB/CIFS implementation.
3  *
4  * libreplace getifaddrs test
5  *
6  * Copyright (C) Michael Adam <obnox@samba.org> 2008
7  *
8  *  This program is free software; you can redistribute it and/or modify
9  *  it under the terms of the GNU General Public License as published by
10  *  the Free Software Foundation; either version 3 of the License, or
11  *  (at your option) any later version.
12  *
13  *  This program is distributed in the hope that it will be useful,
14  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
15  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16  *  GNU General Public License for more details.
17  *
18  *  You should have received a copy of the GNU General Public License
19  *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
20  */
21
22 #ifndef AUTOCONF_TEST
23 #include "replace.h"
24 #include "system/network.h"
25 #endif
26
27 #ifdef HAVE_INET_NTOP
28 #define rep_inet_ntop inet_ntop
29 #endif
30
31 static const char *format_sockaddr(struct sockaddr *addr,
32                                    char *addrstring,
33                                    socklen_t addrlen)
34 {
35         const char *result = NULL;
36
37         if (addr->sa_family == AF_INET) {
38                 result = rep_inet_ntop(AF_INET,
39                                        &((struct sockaddr_in *)addr)->sin_addr,
40                                        addrstring,
41                                        addrlen);
42 #ifdef HAVE_STRUCT_SOCKADDR_IN6
43         } else if (addr->sa_family == AF_INET6) {
44                 result = rep_inet_ntop(AF_INET6,
45                                        &((struct sockaddr_in6 *)addr)->sin6_addr,
46                                        addrstring,
47                                        addrlen);
48 #endif
49         }
50         return result;
51 }
52
53 int getifaddrs_test(void)
54 {
55         struct ifaddrs *ifs = NULL;
56         struct ifaddrs *ifs_head = NULL;
57         int ret;
58
59         ret = getifaddrs(&ifs);
60         ifs_head = ifs;
61         if (ret != 0) {
62                 fprintf(stderr, "getifaddrs() failed: %s\n", strerror(errno));
63                 return 1;
64         }
65
66         while (ifs) {
67                 printf("%-10s ", ifs->ifa_name);
68                 if (ifs->ifa_addr != NULL) {
69                         char addrstring[INET6_ADDRSTRLEN];
70                         const char *result;
71
72                         result = format_sockaddr(ifs->ifa_addr,
73                                                  addrstring,
74                                                  sizeof(addrstring));
75                         if (result != NULL) {
76                                 printf("IP=%s ", addrstring);
77                         }
78
79                         if (ifs->ifa_netmask != NULL) {
80                                 result = format_sockaddr(ifs->ifa_netmask,
81                                                          addrstring,
82                                                          sizeof(addrstring));
83                                 if (result != NULL) {
84                                         printf("NETMASK=%s", addrstring);
85                                 }
86                         } else {
87                                 printf("AF=%d ", ifs->ifa_addr->sa_family);
88                         }
89                 } else {
90                         printf("<no address>");
91                 }
92
93                 printf("\n");
94                 ifs = ifs->ifa_next;
95         }
96
97         freeifaddrs(ifs_head);
98
99         return 0;
100 }