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
|
#include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
#include <systemd/sd-bus.h>
#include <utils.h>
#include <d_bus.h>
int dbus_set_property_string(const string_quadruple_t* path, const char* value)
{
_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
_cleanup_bus_message_unref_ sd_bus_message *m = NULL;
_cleanup_bus_unref_ sd_bus *bus = NULL;
int r;
/* Connect to the system bus */
r = sd_bus_open_system(&bus);
if (r >= 0)
{
r = sd_bus_set_property(
bus,
path->first,
path->second,
path->third,
path->fourth,
&error,
"s",
value);
}
if (r < 0)
{
fprintf(stderr, "Failed to issue dbus call: %d %s\n", r, error.message);
}
return (r>0?(0):(r));
}
const char* dbus_get_property_string(const char *destination,
const char *path,
const char *interface,
const char *member)
{
_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
_cleanup_bus_message_unref_ sd_bus_message *m = NULL;
_cleanup_bus_unref_ sd_bus *bus = NULL;
char *state = NULL;
int r;
/* Connect to the system bus */
r = sd_bus_open_system(&bus);
if (r >= 0)
{
r = sd_bus_get_property_string(
bus,
destination,
path,
interface,
member,
&error,
&state);
if (r >= 0)
{
printf("Result: %s\n", state);
}
/* Issue the method call and store the respons message in m */
}
if (r < 0)
{
fprintf(stderr, "Failed to issue dbus call: %d %s\n", r, error.message);
}
return (r>=0?(state):(NULL));
}
|
