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
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
|
#include "test-utils.h"
static DBusLoop *loop;
static dbus_bool_t already_quit = FALSE;
static void
quit (void)
{
if (!already_quit)
{
_dbus_loop_quit (loop);
already_quit = TRUE;
}
}
static void
die (const char *message)
{
fprintf (stderr, "*** test-service: %s", message);
exit (1);
}
static DBusHandlerResult
handle_echo (DBusConnection *connection,
DBusMessage *message)
{
DBusError error;
DBusMessage *reply;
char *s;
_dbus_verbose ("sending reply to Echo method\n");
dbus_error_init (&error);
if (!dbus_message_get_args (message,
&error,
DBUS_TYPE_STRING, &s,
DBUS_TYPE_INVALID))
{
reply = dbus_message_new_error (message,
error.name,
error.message);
if (reply == NULL)
die ("No memory\n");
if (!dbus_connection_send (connection, reply, NULL))
die ("No memory\n");
dbus_message_unref (reply);
return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
}
reply = dbus_message_new_method_return (message);
if (reply == NULL)
die ("No memory\n");
if (!dbus_message_append_args (reply,
DBUS_TYPE_STRING, &s,
DBUS_TYPE_INVALID))
die ("No memory");
if (!dbus_connection_send (connection, reply, NULL))
die ("No memory\n");
fprintf (stderr, "Echo service echoed string: \"%s\"\n", s);
dbus_message_unref (reply);
return DBUS_HANDLER_RESULT_HANDLED;
}
static void
path_unregistered_func (DBusConnection *connection,
void *user_data)
{
/* connection was finalized */
}
static DBusHandlerResult
path_message_func (DBusConnection *connection,
DBusMessage *message,
void *user_data)
{
if (dbus_message_is_method_call (message,
"org.freedesktop.TestSuite",
"Echo"))
return handle_echo (connection, message);
else if (dbus_message_is_method_call (message,
"org.freedesktop.TestSuite",
"Exit"))
{
dbus_connection_disconnect (connection);
quit ();
return DBUS_HANDLER_RESULT_HANDLED;
}
else if (dbus_message_is_method_call (message,
"org.freedesktop.TestSuite",
"EmitFoo"))
{
/* Emit the Foo signal */
DBusMessage *signal;
double v_DOUBLE;
_dbus_verbose ("emitting signal Foo\n");
signal = dbus_message_new_signal ("/org/freedesktop/TestSuite",
"org.freedesktop.TestSuite",
"Foo");
if (signal == NULL)
die ("No memory\n");
v_DOUBLE = 42.6;
if (!dbus_message_append_args (signal,
DBUS_TYPE_DOUBLE, &v_DOUBLE,
DBUS_TYPE_INVALID))
die ("No memory");
if (!dbus_connection_send (connection, signal, NULL))
die ("No memory\n");
return DBUS_HANDLER_RESULT_HANDLED;
}
else
return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
}
static DBusObjectPathVTable
echo_vtable = {
path_unregistered_func,
path_message_func,
NULL,
};
static const char* echo_path = "/org/freedesktop/TestSuite" ;
static DBusHandlerResult
filter_func (DBusConnection *connection,
DBusMessage *message,
void *user_data)
{
if (dbus_message_is_signal (message,
DBUS_INTERFACE_LOCAL,
"Disconnected"))
{
dbus_connection_disconnect (connection);
quit ();
return DBUS_HANDLER_RESULT_HANDLED;
}
else
{
return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
}
}
int
main (int argc,
char **argv)
{
DBusConnection *connection;
DBusError error;
int result;
dbus_error_init (&error);
connection = dbus_bus_get (DBUS_BUS_STARTER, &error);
if (connection == NULL)
{
fprintf (stderr, "*** Failed to open connection to activating message bus: %s\n",
error.message);
dbus_error_free (&error);
return 1;
}
loop = _dbus_loop_new ();
if (loop == NULL)
die ("No memory\n");
if (!test_connection_setup (loop, connection))
die ("No memory\n");
if (!dbus_connection_add_filter (connection,
filter_func, NULL, NULL))
die ("No memory");
if (!dbus_connection_register_object_path (connection,
echo_path,
&echo_vtable,
NULL))
die ("No memory");
result = dbus_bus_request_name (connection, "org.freedesktop.DBus.TestSuiteEchoService",
0, &error);
if (dbus_error_is_set (&error))
{
fprintf (stderr, "Error %s\n", error.message);
_dbus_verbose ("*** Failed to acquire service: %s\n",
error.message);
dbus_error_free (&error);
exit (1);
}
_dbus_verbose ("*** Test service entering main loop\n");
_dbus_loop_run (loop);
test_connection_shutdown (loop, connection);
dbus_connection_remove_filter (connection, filter_func, NULL);
dbus_connection_unref (connection);
_dbus_loop_unref (loop);
loop = NULL;
dbus_shutdown ();
_dbus_verbose ("*** Test service exiting\n");
return 0;
}
|
