Add The forwarder Encapsulation mesage #27 #69

Signed-off-by: tomoaki <tomoaki@tomy-tech.com>

MQTTSNGateway/src/MQTTSNGWForwarder.h

@@ -0,0 +1,88 @@
+/**************************************************************************************
+ * Copyright (c) 2018, Tomoaki Yamaguchi
+ *
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * and Eclipse Distribution License v1.0 which accompany this distribution.
+ *
+ * The Eclipse Public License is available at
+ *    http://www.eclipse.org/legal/epl-v10.html
+ * and the Eclipse Distribution License is available at
+ *   http://www.eclipse.org/org/documents/edl-v10.php.
+ *
+ * Contributors:
+ *    Tomoaki Yamaguchi - initial API and implementation and/or initial documentation
+ **************************************************************************************/
+
+#ifndef MQTTSNGATEWAY_SRC_MQTTSNGWFORWARDER_H_
+#define MQTTSNGATEWAY_SRC_MQTTSNGWFORWARDER_H_
+
+#include "MQTTSNGWClient.h"
+#include "MQTTSNGWEncapsulatedPacket.h"
+#include "SensorNetwork.h"
+
+
+namespace MQTTSNGW
+{
+
+class Client;
+class WirelessNodeId;
+
+class ForwardedClient
+{
+    friend class Forwarder;
+public:
+    ForwardedClient();
+    ~ForwardedClient();
+    void setClient(Client* client);
+    void setWirelessNodeId(WirelessNodeId* id);
+private:
+    Client* _client;
+    WirelessNodeId* _wirelessNodeId;
+    ForwardedClient* _next;
+};
+
+
+class Forwarder
+{
+    friend class ForwarderList;
+public:
+    Forwarder();
+    Forwarder(SensorNetAddress* addr,  string* forwarderId);
+    ~Forwarder();
+
+    const char* getId(void);
+    void addClient(Client* client, WirelessNodeId* id);
+    Client* getClient(WirelessNodeId* id);
+    WirelessNodeId* getWirelessNodeId(Client* client);
+    void eraseClient(Client* client);
+    SensorNetAddress* getSensorNetAddr(void);
+    const char* getName(void);
+
+private:
+    string _forwarderName;
+    SensorNetAddress _sensorNetAddr;
+    ForwardedClient* _headClient;
+    Forwarder* _next;
+    Mutex _mutex;
+};
+
+class ForwarderList
+{
+public:
+    ForwarderList();
+    ~ForwarderList();
+
+    Forwarder* getForwarder(SensorNetAddress* addr);
+    bool setFowerder(const char* fileName);
+    Forwarder* addForwarder(SensorNetAddress* addr,  string* forwarderId);
+
+private:
+    Forwarder* _head;
+};
+
+}
+
+
+
+#endif /* MQTTSNGATEWAY_SRC_MQTTSNGWFORWARDER_H_ */