Introduce sdbus-c++ v0.2.3

2017-11-27 14:13:55 +01:00
parent 32db1c22e3
commit 35f725a053
69 changed files with 9223 additions and 2 deletions
@@ -0,0 +1,98 @@
+/**
+ * (C) 2017 KISTLER INSTRUMENTE AG, Winterthur, Switzerland
+ *
+ * @file Connection.h
+ *
+ * Created on: Nov 8, 2016
+ * Project: sdbus-c++
+ * Description: High-level D-Bus IPC C++ library based on sd-bus
+ *
+ * This file is part of sdbus-c++.
+ *
+ * sdbus-c++ is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 2.1 of the License, or
+ * (at your option) any later version.
+ *
+ * sdbus-c++ is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with sdbus-c++. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef SDBUS_CXX_INTERNAL_CONNECTION_H_
+#define SDBUS_CXX_INTERNAL_CONNECTION_H_
+
+#include <sdbus-c++/IConnection.h>
+#include <systemd/sd-bus.h>
+#include <memory>
+#include <atomic>
+#include <thread>
+
+#include "IConnection.h"
+
+namespace sdbus { namespace internal {
+
+    class Connection
+        : public sdbus::IConnection           // External, public interface
+        , public sdbus::internal::IConnection // Internal, private interface
+    {
+    public:
+        enum class BusType
+        {
+            eSystem,
+            eSession
+        };
+
+        Connection(BusType type);
+        ~Connection();
+
+        void requestName(const std::string& name) override;
+        void releaseName(const std::string& name) override;
+        void enterProcessingLoop() override;
+        void enterProcessingLoopAsync() override;
+        void leaveProcessingLoop() override;
+
+        void* addObjectVTable( const std::string& objectPath
+                             , const std::string& interfaceName
+                             , const void* vtable
+                             , void* userData ) override;
+        void removeObjectVTable(void* vtableHandle) override;
+
+        sdbus::Message createMethodCall( const std::string& destination
+                                       , const std::string& objectPath
+                                       , const std::string& interfaceName
+                                       , const std::string& methodName ) const override;
+        sdbus::Message createSignal( const std::string& objectPath
+                                   , const std::string& interfaceName
+                                   , const std::string& signalName ) const override;
+
+        void* registerSignalHandler( const std::string& objectPath
+                                   , const std::string& interfaceName
+                                   , const std::string& signalName
+                                   , sd_bus_message_handler_t callback
+                                   , void* userData ) override;
+        void unregisterSignalHandler(void* handlerCookie) override;
+
+        std::unique_ptr<sdbus::internal::IConnection> clone() const override;
+
+    private:
+        static std::string composeSignalMatchFilter( const std::string& objectPath
+                                                   , const std::string& interfaceName
+                                                   , const std::string& signalName );
+
+    private:
+        std::unique_ptr<sd_bus, decltype(&sd_bus_flush_close_unref)> bus_{nullptr, &sd_bus_flush_close_unref};
+        std::thread asyncLoopThread_;
+        std::atomic<int> runFd_{-1};
+        BusType busType_;
+
+        static constexpr const uint64_t POLL_TIMEOUT_USEC = 500000;
+    };
+
+}}
+
+#endif /* SDBUS_CXX_INTERNAL_CONNECTION_H_ */