1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
|
/*
* Copyright (C) Internet Systems Consortium, Inc. ("ISC")
*
* SPDX-License-Identifier: MPL-2.0
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, you can obtain one at https://mozilla.org/MPL/2.0/.
*
* See the COPYRIGHT file distributed with this work for additional
* information regarding copyright ownership.
*/
/*! \file */
#include <stdlib.h>
#include <isc/interfaceiter.h>
#include <isc/mem.h>
#include <isc/print.h>
#include <isc/util.h>
int
main(int argc, char **argv) {
isc_mem_t *mctx = NULL;
isc_interfaceiter_t *iter = NULL;
isc_interface_t ifdata;
isc_result_t result;
const char *res;
char buf[128];
UNUSED(argc);
UNUSED(argv);
isc_mem_create(&mctx);
result = isc_interfaceiter_create(mctx, &iter);
if (result != ISC_R_SUCCESS) {
goto cleanup;
}
result = isc_interfaceiter_first(iter);
while (result == ISC_R_SUCCESS) {
result = isc_interfaceiter_current(iter, &ifdata);
if (result != ISC_R_SUCCESS) {
fprintf(stdout, "isc_interfaceiter_current: %s",
isc_result_totext(result));
continue;
}
fprintf(stdout, "%s %u %x\n", ifdata.name, ifdata.af,
ifdata.flags);
INSIST(ifdata.af == AF_INET || ifdata.af == AF_INET6);
res = inet_ntop(ifdata.af, &ifdata.address.type, buf,
sizeof(buf));
if (ifdata.address.zone != 0) {
fprintf(stdout, "address = %s (zone %u)\n",
res == NULL ? "BAD" : res, ifdata.address.zone);
} else {
fprintf(stdout, "address = %s\n",
res == NULL ? "BAD" : res);
}
INSIST(ifdata.address.family == ifdata.af);
res = inet_ntop(ifdata.af, &ifdata.netmask.type, buf,
sizeof(buf));
fprintf(stdout, "netmask = %s\n", res == NULL ? "BAD" : res);
INSIST(ifdata.netmask.family == ifdata.af);
if ((ifdata.flags & INTERFACE_F_POINTTOPOINT) != 0) {
res = inet_ntop(ifdata.af, &ifdata.dstaddress.type, buf,
sizeof(buf));
fprintf(stdout, "dstaddress = %s\n",
res == NULL ? "BAD" : res);
INSIST(ifdata.dstaddress.family == ifdata.af);
}
result = isc_interfaceiter_next(iter);
if (result != ISC_R_SUCCESS && result != ISC_R_NOMORE) {
fprintf(stdout, "isc_interfaceiter_next: %s",
isc_result_totext(result));
continue;
}
}
isc_interfaceiter_destroy(&iter);
fprintf(stdout, "\nPass 2\n\n");
result = isc_interfaceiter_create(mctx, &iter);
if (result != ISC_R_SUCCESS) {
goto cleanup;
}
result = isc_interfaceiter_first(iter);
while (result == ISC_R_SUCCESS) {
result = isc_interfaceiter_current(iter, &ifdata);
if (result != ISC_R_SUCCESS) {
fprintf(stdout, "isc_interfaceiter_current: %s",
isc_result_totext(result));
continue;
}
fprintf(stdout, "%s %u %x\n", ifdata.name, ifdata.af,
ifdata.flags);
INSIST(ifdata.af == AF_INET || ifdata.af == AF_INET6);
res = inet_ntop(ifdata.af, &ifdata.address.type, buf,
sizeof(buf));
if (ifdata.address.zone != 0) {
fprintf(stdout, "address = %s (zone %u)\n",
res == NULL ? "BAD" : res, ifdata.address.zone);
} else {
fprintf(stdout, "address = %s\n",
res == NULL ? "BAD" : res);
}
INSIST(ifdata.address.family == ifdata.af);
res = inet_ntop(ifdata.af, &ifdata.netmask.type, buf,
sizeof(buf));
fprintf(stdout, "netmask = %s\n", res == NULL ? "BAD" : res);
INSIST(ifdata.netmask.family == ifdata.af);
if ((ifdata.flags & INTERFACE_F_POINTTOPOINT) != 0) {
res = inet_ntop(ifdata.af, &ifdata.dstaddress.type, buf,
sizeof(buf));
fprintf(stdout, "dstaddress = %s\n",
res == NULL ? "BAD" : res);
INSIST(ifdata.dstaddress.family == ifdata.af);
}
result = isc_interfaceiter_next(iter);
if (result != ISC_R_SUCCESS && result != ISC_R_NOMORE) {
fprintf(stdout, "isc_interfaceiter_next: %s",
isc_result_totext(result));
continue;
}
}
isc_interfaceiter_destroy(&iter);
cleanup:
isc_mem_destroy(&mctx);
return (0);
}
|
