Update: Add Aggregate Gateway functions. #127

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

MQTTSNGateway/src/MQTTSNGWAdapter.h

@@ -0,0 +1,99 @@
+/**************************************************************************************
+ * Copyright (c) 2016, 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_MQTTSNGWADAPTER_H_
+#define MQTTSNGATEWAY_SRC_MQTTSNGWADAPTER_H_
+
+#include <stdint.h>
+#include "Timer.h"
+namespace MQTTSNGW
+{
+class Gateway;
+class Client;
+class Proxy;
+class SensorNetAddress;
+class MQTTSNPacket;
+class MQTTSNGWPacket;
+class EventQue;
+class Timer;
+
+/* When you add a new type, Client::setAdapterType() and Client::isAdapter() functions must be modified. */
+typedef enum{
+	Atype_QoSm1Proxy, Atype_Aggregater
+}AdapterType;
+
+/*=====================================
+     Class Adapter
+ =====================================*/
+class Adapter
+{
+public:
+	Adapter(Gateway* gw);
+    ~Adapter(void);
+
+    void setup(const char* adpterName, AdapterType adapterType);
+    const char* getClientId(SensorNetAddress* addr);
+    void setClient(Client* client, bool secure);
+    Client* getClient(SensorNetAddress* addr);
+    Client* getClient(void);
+    Client* getSecureClient(void);
+    Client* getAdapterClient(Client* client);
+    void resetPingTimer(bool secure);
+    void checkConnection(void);
+    void send(MQTTSNPacket* packet, Client* client);
+    bool isActive(void);
+    bool isSecure(SensorNetAddress* addr);
+    void savePacket(Client* client, MQTTSNPacket* packet);
+
+private:
+    Gateway* _gateway {nullptr};
+    Proxy* _proxy {nullptr};
+    Proxy* _proxySecure {nullptr};
+    Client* _client {nullptr};
+    Client* _clientSecure {nullptr};
+    bool _isActive {false};
+    bool _isSecure{false};
+};
+
+
+/*=====================================
+     Class Proxy
+ =====================================*/
+class Proxy
+{
+public:
+    Proxy(Gateway* gw);
+    ~Proxy(void);
+
+    void setKeepAlive(uint16_t secs);
+    void checkConnection(Client* client);
+    void resetPingTimer(void);
+    void recv(MQTTSNPacket* packet, Client* client);
+    void savePacket(Client* client, MQTTSNPacket* packet);
+
+private:
+    void sendSuspendedPacket(void);
+    Gateway* _gateway;
+    EventQue* _suspendedPacketEventQue {nullptr};
+    Timer  _keepAliveTimer;
+    Timer  _responseTimer;
+    bool   _isWaitingResp {false};
+    int _retryCnt {0};
+};
+
+}
+
+#endif /* MQTTSNGATEWAY_SRC_MQTTSNGWADAPTER_H_ */