91 lines
2.4 KiB
C++
91 lines
2.4 KiB
C++
/*
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* Copyright 2007-2017 Content Management AG
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* All rights reserved.
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*
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* author: Max Kellermann <mk@cm4all.com>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* - Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* - Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the
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* distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef ODBUS_CONNECTION_HXX
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#define ODBUS_CONNECTION_HXX
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#include <dbus/dbus.h>
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#include <algorithm>
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#include <stdexcept>
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namespace ODBus {
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/**
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* OO wrapper for a #DBusConnection.
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*/
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class Connection {
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DBusConnection *c = nullptr;
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explicit Connection(DBusConnection *_c) noexcept
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:c(_c) {}
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public:
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Connection() noexcept = default;
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Connection(const Connection &src) noexcept
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:c(dbus_connection_ref(src.c)) {}
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Connection(Connection &&src) noexcept
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:c(std::exchange(src.c, nullptr)) {}
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~Connection() noexcept {
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if (c != nullptr)
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dbus_connection_unref(c);
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}
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Connection &operator=(Connection &&src) noexcept {
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std::swap(c, src.c);
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return *this;
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}
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static Connection GetSystem();
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static Connection GetSystemPrivate();
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static Connection Open(const char *address);
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operator DBusConnection *() noexcept {
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return c;
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}
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operator bool() const noexcept {
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return c != nullptr;
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}
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void Close() noexcept {
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dbus_connection_close(c);
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}
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};
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} /* namespace ODBus */
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#endif
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