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
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
|
/*
*
* Connection Manager
*
* Copyright (C) 2007-2012 Intel Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <signal.h>
#include <gweb/gresolv.h>
static GTimer *timer;
static GMainLoop *main_loop;
static GResolv *resolv;
static void resolv_debug(const char *str, void *data)
{
g_print("%s: %s\n", (const char *) data, str);
}
static void sig_term(int sig)
{
g_main_loop_quit(main_loop);
}
static void resolv_result(GResolvResultStatus status,
char **results, gpointer user_data)
{
char *hostname = user_data;
char *str, *ptr;
gdouble elapsed;
int i;
if (status == G_RESOLV_RESULT_STATUS_SUCCESS) {
g_print("Found %s\n", hostname);
goto done;
}
g_print("No result for %s\n", hostname);
ptr = strchr(hostname + 5, '.');
if (ptr == NULL || strlen(ptr) < 2) {
g_print("No more names\n");
goto done;
}
if (strchr(ptr + 1, '.') == NULL) {
g_print("Not found\n");
goto done;
}
str = g_strdup_printf("wpad.%s", ptr + 1);
g_resolv_lookup_hostname(resolv, str, resolv_result, str);
g_free(hostname);
return;
done:
elapsed = g_timer_elapsed(timer, NULL);
g_print("elapse: %f seconds\n", elapsed);
if (results != NULL) {
for (i = 0; results[i]; i++)
g_print("result: %s\n", results[i]);
}
g_free(hostname);
g_main_loop_quit(main_loop);
}
static void start_wpad(const char *search)
{
char domainname[256];
char *hostname;
if (search == NULL) {
if (getdomainname(domainname, sizeof(domainname)) < 0) {
g_printerr("Failed to get domain name\n");
goto quit;
}
} else
snprintf(domainname, sizeof(domainname), "%s", search);
if (strlen(domainname) == 0) {
g_printerr("Domain name is not set\n");
goto quit;
}
g_print("domainname: %s\n", domainname);
hostname = g_strdup_printf("wpad.%s", domainname);
g_resolv_lookup_hostname(resolv, hostname, resolv_result, hostname);
return;
quit:
g_main_loop_quit(main_loop);
}
static gboolean option_debug = FALSE;
static gchar *option_search = NULL;
static GOptionEntry options[] = {
{ "debug", 'd', 0, G_OPTION_ARG_NONE, &option_debug,
"Enable debug output" },
{ "search", 's', 0, G_OPTION_ARG_STRING, &option_search,
"Specify search domain name" },
{ NULL },
};
int main(int argc, char *argv[])
{
GOptionContext *context;
GError *error = NULL;
struct sigaction sa;
int index = 0;
context = g_option_context_new(NULL);
g_option_context_add_main_entries(context, options, NULL);
if (g_option_context_parse(context, &argc, &argv, &error) == FALSE) {
if (error != NULL) {
g_printerr("%s\n", error->message);
g_error_free(error);
} else
g_printerr("An unknown error occurred\n");
exit(1);
}
g_option_context_free(context);
resolv = g_resolv_new(index);
if (resolv == NULL) {
g_printerr("Failed to create resolver\n");
return 1;
}
if (option_debug == TRUE)
g_resolv_set_debug(resolv, resolv_debug, "RESOLV");
main_loop = g_main_loop_new(NULL, FALSE);
if (argc > 1) {
int i;
for (i = 1; i < argc; i++)
g_resolv_add_nameserver(resolv, argv[i], 53, 0);
} else
g_resolv_add_nameserver(resolv, "127.0.0.1", 53, 0);
timer = g_timer_new();
start_wpad(option_search);
g_free(option_search);
memset(&sa, 0, sizeof(sa));
sa.sa_handler = sig_term;
sigaction(SIGINT, &sa, NULL);
sigaction(SIGTERM, &sa, NULL);
g_main_loop_run(main_loop);
g_timer_destroy(timer);
g_resolv_unref(resolv);
g_main_loop_unref(main_loop);
return 0;
}
|
