FIX: fixed some issues with subscribung and unsubscribing from topics

src/WHISPER/whisper.cpp

@@ -11,6 +11,7 @@
 
 #include <WHISPER/whisper.hpp>
 #include <cstddef>
+#include <cstring>
 #include <iterator>
 /**
   * @brief namespace for all whisper-com related components
@@ -30,7 +31,7 @@ namespace WHISPER
     this->derivedConnect();
 
     receiveThread = std::thread(&WHISPER::whispercomm::receive,this);
-
+    this->setConnected(true);
   }
 
   void whispercomm::disconnect()
@@ -38,7 +39,7 @@ namespace WHISPER
     stopReceiveThread = true;
     if(receiveThread.joinable()) receiveThread.join();
     derivedDisconnect();
-
+    this->setConnected(false);
   }
 
   void whispercomm::publish(std::string msg,std::string topic){
@@ -70,7 +71,8 @@ namespace WHISPER
   }
 
   void whispercomm::unsubscribe(std::string topic)
-  { 
+  {   
+    
     for (std::vector<std::string>::iterator it = subscribedTopics.begin(); it != subscribedTopics.end();it++)
     {
         if (*it  == topic)
@@ -105,5 +107,13 @@ namespace WHISPER
  }
 
 
+void whispercomm::setConnected(bool val){
+  this->Connected = val;
+}
+
+bool whispercomm::isConnected()
+{
+  return this->Connected;
+}
   // Add datatypes here
 } // namespace WHISPER