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
|
#include "test-utils.h"
typedef struct
{
DBusLoop *loop;
DBusConnection *connection;
} CData;
dbus_bool_t
test_connection_dispatch_one_message (DBusConnection *connection)
{
DBusDispatchStatus status;
while ((status = dbus_connection_dispatch (connection)) == DBUS_DISPATCH_NEED_MEMORY)
_dbus_wait_for_memory ();
return status == DBUS_DISPATCH_DATA_REMAINS;
}
void
test_connection_dispatch_all_messages (DBusConnection *connection)
{
while (test_connection_dispatch_one_message (connection))
;
}
static dbus_bool_t
connection_watch_callback (DBusWatch *watch,
unsigned int condition,
void *data)
{
CData *cd = data;
dbus_bool_t retval;
dbus_connection_ref (cd->connection);
retval = dbus_connection_handle_watch (cd->connection, watch, condition);
test_connection_dispatch_all_messages (cd->connection);
dbus_connection_unref (cd->connection);
return retval;
}
static dbus_bool_t
add_watch (DBusWatch *watch,
void *data)
{
CData *cd = data;
return _dbus_loop_add_watch (cd->loop,
watch,
connection_watch_callback,
cd, NULL);
}
static void
remove_watch (DBusWatch *watch,
void *data)
{
CData *cd = data;
_dbus_loop_remove_watch (cd->loop,
watch, connection_watch_callback, cd);
}
static void
connection_timeout_callback (DBusTimeout *timeout,
void *data)
{
CData *cd = data;
dbus_connection_ref (cd->connection);
/* Can return FALSE on OOM but we just let it fire again later */
dbus_timeout_handle (timeout);
test_connection_dispatch_all_messages (cd->connection);
dbus_connection_unref (cd->connection);
}
static dbus_bool_t
add_timeout (DBusTimeout *timeout,
void *data)
{
CData *cd = data;
return _dbus_loop_add_timeout (cd->loop,
timeout, connection_timeout_callback, cd, NULL);
}
static void
remove_timeout (DBusTimeout *timeout,
void *data)
{
CData *cd = data;
_dbus_loop_remove_timeout (cd->loop,
timeout, connection_timeout_callback, cd);
}
static void
cdata_free (void *data)
{
CData *cd = data;
dbus_connection_unref (cd->connection);
_dbus_loop_unref (cd->loop);
dbus_free (cd);
}
static CData*
cdata_new (DBusLoop *loop,
DBusConnection *connection)
{
CData *cd;
cd = dbus_new0 (CData, 1);
if (cd == NULL)
return NULL;
cd->loop = loop;
cd->connection = connection;
dbus_connection_ref (cd->connection);
_dbus_loop_ref (cd->loop);
return cd;
}
dbus_bool_t
test_connection_setup (DBusLoop *loop,
DBusConnection *connection)
{
CData *cd;
cd = cdata_new (loop, connection);
if (cd == NULL)
goto nomem;
/* Because dbus-mainloop.c checks dbus_timeout_get_enabled(),
* dbus_watch_get_enabled() directly, we don't have to provide
* "toggled" callbacks.
*/
if (!dbus_connection_set_watch_functions (connection,
add_watch,
remove_watch,
NULL,
cd, cdata_free))
goto nomem;
cd = cdata_new (loop, connection);
if (cd == NULL)
goto nomem;
if (!dbus_connection_set_timeout_functions (connection,
add_timeout,
remove_timeout,
NULL,
cd, cdata_free))
{
dbus_connection_set_watch_functions (connection, NULL, NULL, NULL, NULL, NULL);
goto nomem;
}
return TRUE;
nomem:
if (cd)
cdata_free (cd);
return FALSE;
}
|
