Line data Source code
1 : /*
2 : * Unix SMB/CIFS implementation.
3 : *
4 : * libreplace getifaddrs test
5 : *
6 : * Copyright (C) Michael Adam <obnox@samba.org> 2008
7 : *
8 : * ** NOTE! The following LGPL license applies to the replace
9 : * ** library. This does NOT imply that all of Samba is released
10 : * ** under the LGPL
11 : *
12 : * This library is free software; you can redistribute it and/or
13 : * modify it under the terms of the GNU Lesser General Public
14 : * License as published by the Free Software Foundation; either
15 : * version 3 of the License, or (at your option) any later version.
16 : *
17 : * This library is distributed in the hope that it will be useful,
18 : * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 : * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20 : * Library General Public License for more details.
21 : *
22 : * You should have received a copy of the GNU Lesser General Public
23 : * License along with this library; if not, see <http://www.gnu.org/licenses/>.
24 : */
25 :
26 : #ifndef AUTOCONF_TEST
27 : #include "replace.h"
28 : #include "system/network.h"
29 : #include "replace-test.h"
30 : #endif
31 :
32 : #ifdef HAVE_INET_NTOP
33 : #define rep_inet_ntop inet_ntop
34 : #endif
35 :
36 36 : static const char *format_sockaddr(struct sockaddr *addr,
37 : char *addrstring,
38 : socklen_t addrlen)
39 : {
40 36 : const char *result = NULL;
41 :
42 36 : if (addr->sa_family == AF_INET) {
43 16 : result = rep_inet_ntop(AF_INET,
44 16 : &((struct sockaddr_in *)addr)->sin_addr,
45 : addrstring,
46 : addrlen);
47 : #ifdef HAVE_STRUCT_SOCKADDR_IN6
48 20 : } else if (addr->sa_family == AF_INET6) {
49 12 : result = rep_inet_ntop(AF_INET6,
50 12 : &((struct sockaddr_in6 *)addr)->sin6_addr,
51 : addrstring,
52 : addrlen);
53 : #endif
54 : }
55 36 : return result;
56 : }
57 :
58 4 : int getifaddrs_test(void)
59 : {
60 4 : struct ifaddrs *ifs = NULL;
61 4 : struct ifaddrs *ifs_head = NULL;
62 : int ret;
63 :
64 4 : ret = getifaddrs(&ifs);
65 4 : ifs_head = ifs;
66 4 : if (ret != 0) {
67 0 : fprintf(stderr, "getifaddrs() failed: %s\n", strerror(errno));
68 0 : return 1;
69 : }
70 :
71 29 : while (ifs) {
72 29 : printf("%-10s ", ifs->ifa_name);
73 22 : if (ifs->ifa_addr != NULL) {
74 : char addrstring[INET6_ADDRSTRLEN];
75 : const char *result;
76 :
77 22 : result = format_sockaddr(ifs->ifa_addr,
78 : addrstring,
79 : sizeof(addrstring));
80 22 : if (result != NULL) {
81 9 : printf("IP=%s ", addrstring);
82 : }
83 :
84 22 : if (ifs->ifa_netmask != NULL) {
85 14 : result = format_sockaddr(ifs->ifa_netmask,
86 : addrstring,
87 : sizeof(addrstring));
88 14 : if (result != NULL) {
89 9 : printf("NETMASK=%s", addrstring);
90 : }
91 : } else {
92 8 : printf("AF=%d ", ifs->ifa_addr->sa_family);
93 : }
94 : } else {
95 0 : printf("<no address>");
96 : }
97 :
98 22 : printf("\n");
99 22 : ifs = ifs->ifa_next;
100 : }
101 :
102 4 : freeifaddrs(ifs_head);
103 :
104 4 : return 0;
105 : }
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