Added error checking to functions called from Communication

device/device.cpp

@@ -171,7 +171,6 @@ bool Device::open() {
 		handleInternalMessage(message);
 	}));
 
-	opened = true;
 	return true;
 }
 
@@ -185,8 +184,7 @@ bool Device::close() {
 		com->removeMessageCallback(internalHandlerCallbackID);
 
 	goOffline();
-	opened = !com->close();
-	return !opened;
+	return com->close();
 }
 
 bool Device::goOnline() {

device/idevicesettings.cpp

@@ -347,7 +347,7 @@ int64_t IDeviceSettings::getBaudrateFor(Network net) const {
 			return baudrate;
 		}
 		default:
-			err(APIError::BadNetworkType);
+			err(APIError::UnexpectedNetworkType);
 			return -1;
 	}
 }
@@ -426,7 +426,7 @@ bool IDeviceSettings::setBaudrateFor(Network net, int64_t baudrate) {
 			return true;
 		}
 		default:
-			err(APIError::BadNetworkType);
+			err(APIError::UnexpectedNetworkType);
 			return false;
 	}
 }
@@ -458,7 +458,7 @@ int64_t IDeviceSettings::getFDBaudrateFor(Network net) const {
 			return baudrate;
 		}
 		default:
-			err(APIError::BadNetworkType);
+			err(APIError::UnexpectedNetworkType);
 			return -1;
 	}
 }
@@ -496,7 +496,7 @@ bool IDeviceSettings::setFDBaudrateFor(Network net, int64_t baudrate) {
 			return true;
 		}
 		default:
-			err(APIError::BadNetworkType);
+			err(APIError::UnexpectedNetworkType);
 			return false;
 	}
 }