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
/*
* Copyright 2007-2017 Content Management AG
* All rights reserved.
*
* author: Max Kellermann <mk@cm4all.com>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the
* distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef ODBUS_MESSAGE_HXX
#define ODBUS_MESSAGE_HXX
#include <dbus/dbus.h>
#include <algorithm>
#include <stdexcept>
namespace ODBus {
class Message {
DBusMessage *msg = nullptr;
explicit Message(DBusMessage *_msg) noexcept
:msg(_msg) {}
public:
Message() noexcept = default;
Message(Message &&src) noexcept
:msg(std::exchange(src.msg, nullptr)) {}
~Message() noexcept {
if (msg != nullptr)
dbus_message_unref(msg);
}
DBusMessage *Get() noexcept {
return msg;
}
Message &operator=(Message &&src) noexcept {
std::swap(msg, src.msg);
return *this;
}
static Message NewMethodCall(const char *destination,
const char *path,
const char *iface,
const char *method);
static Message StealReply(DBusPendingCall &pending);
static Message Pop(DBusConnection &connection);
bool IsDefined() const noexcept {
return msg != nullptr;
}
int GetType() noexcept {
return dbus_message_get_type(msg);
}
const char *GetPath() noexcept {
return dbus_message_get_path(msg);
}
bool HasPath(const char *object_path) noexcept {
return dbus_message_has_path(msg, object_path);
}
const char *GetInterface() noexcept {
return dbus_message_get_interface(msg);
}
bool HasInterface(const char *iface) noexcept {
return dbus_message_has_interface(msg, iface);
}
const char *GetMember() noexcept {
return dbus_message_get_member(msg);
}
bool HasMember(const char *member) noexcept {
return dbus_message_has_member(msg, member);
}
bool IsError(const char *error_name) const noexcept {
return dbus_message_is_error(msg, error_name);
}
const char *GetErrorName() const noexcept {
return dbus_message_get_error_name(msg);
}
const char *GetDestination() const noexcept {
return dbus_message_get_destination(msg);
}
const char *GetSender() const noexcept {
return dbus_message_get_sender(msg);
}
const char *GetSignature() const noexcept {
return dbus_message_get_signature(msg);
}
bool GetNoReply() const noexcept {
return dbus_message_get_no_reply(msg);
}
bool IsMethodCall(const char *iface,
const char *method) const noexcept {
return dbus_message_is_method_call(msg, iface, method);
}
bool IsSignal(const char *iface,
const char *signal_name) const noexcept {
return dbus_message_is_signal(msg, iface, signal_name);
}
void CheckThrowError();
template<typename... Args>
bool GetArgs(DBusError &error, Args... args) noexcept {
return dbus_message_get_args(msg, &error,
std::forward<Args>(args)...,
DBUS_TYPE_INVALID);
}
};
} /* namespace ODBus */
#endif