move dirs

Internet/MQTT/MQTTClient.h

@@ -0,0 +1,104 @@
+/*
+ * Copyright (c) 2014 IBM Corp.
+ *
+ * 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:
+ *    Allan Stockdill-Mander/Ian Craggs - initial API and implementation and/or initial documentation
+ *******************************************************************************/
+
+#ifndef __MQTT_CLIENT_C_
+#define __MQTT_CLIENT_C_
+
+#include "MQTTPacket.h"
+#include "mqtt_interface.h" //Platform specific implementation header file
+#include "stdio.h"
+   
+#define MAX_PACKET_ID 65535
+#define MAX_MESSAGE_HANDLERS 5
+
+enum QoS 
+{ 
+  QOS0,
+  QOS1, 
+  QOS2 
+};
+
+// all failure return codes must be negative
+enum returnCode
+{ 
+  BUFFER_OVERFLOW = -2, 
+  FAILURE = -1, 
+  SUCCESSS = 0
+};
+
+void NewTimer(Timer*);
+
+typedef struct MQTTMessage MQTTMessage;
+
+typedef struct MessageData MessageData;
+
+struct MQTTMessage
+{
+  enum QoS qos;
+  char retained;
+  char dup;
+  uint16_t id;
+  void *payload;
+  size_t payloadlen;
+};
+
+struct MessageData
+{
+  MQTTMessage* message;
+  MQTTString* topicName;
+};
+
+typedef void (*messageHandler)(MessageData*);
+
+typedef struct Client Client;
+
+int32_t MQTTConnect (Client*, MQTTPacket_connectData*);
+int32_t MQTTPublish (Client*, const char*, MQTTMessage*);
+int32_t MQTTSubscribe (Client*, const char*, enum QoS, messageHandler);
+int32_t MQTTUnsubscribe (Client*, const char*);
+int32_t MQTTDisconnect (Client*);
+int32_t MQTTYield (Client*, int32_t);
+
+void setDefaultMessageHandler(Client*, messageHandler);
+
+void MQTTClient(Client*, Network*, uint32_t, unsigned char*, size_t, unsigned char*, size_t);
+
+struct Client 
+{
+  uint32_t next_packetid;
+  uint32_t command_timeout_ms;
+  size_t buf_size, readbuf_size;
+  uint8_t *buf;  
+  uint8_t *readbuf; 
+  uint32_t keepAliveInterval;
+  int8_t ping_outstanding;
+  int32_t isconnected;
+
+  struct MessageHandlers
+  {
+    const char* topicFilter;
+    void (*fp) (MessageData*);
+  } messageHandlers[MAX_MESSAGE_HANDLERS];      // Message handlers are indexed by subscription topic
+    
+  void (*defaultMessageHandler) (MessageData*);
+    
+  Network* ipstack;
+  Timer ping_timer;
+};
+
+#define DefaultClient {0, 0, 0, 0, NULL, NULL, 0, 0, 0}
+
+#endif