implemented bare providerudp constructor and made h801 use it

libsrc/leddevice/LedDeviceUdpH801.cpp

@@ -9,7 +9,7 @@
 #include "LedDeviceUdpH801.h"
 
 LedDeviceUdpH801::LedDeviceUdpH801(const Json::Value &deviceConfig)
-	: ProviderUdp(deviceConfig)
+	: ProviderUdp()
 {
 	setConfig(deviceConfig);
 }
@@ -18,6 +18,7 @@ bool LedDeviceUdpH801::setConfig(const Json::Value &deviceConfig)
 {
 	/* The H801 port is fixed */
 	ProviderUdp::setConfig(deviceConfig, 30977, "255.255.255.255");
+
 	/* 10ms seems to be a safe default for the wait time */
 	_LatchTime_ns = deviceConfig.get("latchtime", 10000000).asInt();
 
@@ -54,7 +55,7 @@ int LedDeviceUdpH801::write(const std::vector<ColorRgb> &ledValues)
 	_message[_prefix_size + 1] = color.green;
 	_message[_prefix_size + 2] = color.blue;
 
-	writeBytes(_message.size(), reinterpret_cast<const uint8_t*>(_message.data()));
+	return writeBytes(_message.size(), reinterpret_cast<const uint8_t*>(_message.data()));
 }
 
 int LedDeviceUdpH801::switchOff()

libsrc/leddevice/ProviderUdp.cpp

@@ -16,11 +16,16 @@
 #include "ProviderUdp.h"
 
 ProviderUdp::ProviderUdp(const Json::Value &deviceConfig)
+	: ProviderUdp()
+{
+	setConfig(deviceConfig);
+}
+
+ProviderUdp::ProviderUdp()
 	: LedDevice()
 	, _LatchTime_ns(-1)
 	, _port(0)
 {
-	setConfig(deviceConfig);
 	_udpSocket = new QUdpSocket();
 }
 
@@ -49,7 +54,7 @@ bool ProviderUdp::setConfig(const Json::Value &deviceConfig, int defaultPort, st
 		Debug( _log, "Successfully parsed %s as a hostname.", deviceConfig["host"].asString().c_str());
 		_address = info.addresses().first();
 	}
-	
+
 	_port = deviceConfig.get("port", defaultPort).asUInt();
 	if ( _port<=0 || _port > 65535)
 	{

libsrc/leddevice/ProviderUdp.h

@@ -19,6 +19,11 @@ public:
 	///
 	ProviderUdp(const Json::Value &deviceConfig);
 
+	///
+	/// Constructs specific LedDevice
+	///
+	ProviderUdp();
+
 	///
 	/// Destructor of the LedDevice; closes the output device if it is open
 	///