1 /* 2 * Copyright 2018-2021 Max Kellermann <max.kellermann@gmail.com> 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 8 * - Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 11 * - Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the 14 * distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 19 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 20 * FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 22 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 23 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 25 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 26 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 27 * OF THE POSSIBILITY OF SUCH DAMAGE. 28 */ 29 30 #ifndef ODBUS_GLUE_HXX 31 #define ODBUS_GLUE_HXX 32 33 #include "Watch.hxx" 34 35 class EventLoop; 36 37 namespace ODBus { 38 39 /** 40 * A class which manages the D-Bus client connection. 41 */ 42 class Glue final : ODBus::WatchManagerObserver { 43 WatchManager watch; 44 45 public: Glue(EventLoop & event_loop)46 explicit Glue(EventLoop &event_loop) 47 :watch(event_loop, *this) { 48 ConnectIndirect(); 49 } 50 ~Glue()51 ~Glue() noexcept { 52 DisconnectIndirect(); 53 } 54 GetEventLoop() const55 auto &GetEventLoop() const noexcept { 56 return watch.GetEventLoop(); 57 } 58 GetConnection()59 Connection &GetConnection() noexcept { 60 return watch.GetConnection(); 61 } 62 63 private: 64 void ConnectIndirect(); 65 void DisconnectIndirect() noexcept; 66 67 void Connect(); 68 void Disconnect() noexcept; 69 70 /* virtual methods from class ODBus::WatchManagerObserver */ 71 void OnDBusClosed() noexcept override; 72 }; 73 74 } 75 76 #endif 77