cNetwork: Implemented HostnameToIP lookups.

tests/Network/NameLookup.cpp

@@ -0,0 +1,67 @@
+
+// NameLookup.cpp
+
+// Implements a DNS name lookup using the LibEvent-based cNetwork API
+
+#include "Globals.h"
+#include <thread>
+#include "OSSupport/Event.h"
+#include "OSSupport/Network.h"
+
+
+
+
+
+class cFinishLookupCallbacks:
+	public cNetwork::cResolveNameCallbacks
+{
+	cEvent & m_Event;
+
+	virtual void OnNameResolved(const AString & a_Name, const AString & a_IP) override
+	{
+		LOGD("%s resolves to IP %s", a_Name.c_str(), a_IP.c_str());
+	}
+
+	virtual void OnError(int a_ErrorCode) override
+	{
+		LOGD("Error %d while performing lookup!", a_ErrorCode);
+		abort();
+	}
+
+	virtual void OnFinished(void) override
+	{
+		LOGD("Resolving finished.");
+		m_Event.Set();
+	}
+
+public:
+	cFinishLookupCallbacks(cEvent & a_Event):
+		m_Event(a_Event)
+	{
+	}
+};
+
+
+
+
+
+int main()
+{
+	cEvent evtFinish;
+
+	LOGD("Network test: Looking up google.com");
+	if (!cNetwork::HostnameToIP("google.com", std::make_shared<cFinishLookupCallbacks>(evtFinish)))
+	{
+		LOGWARNING("Cannot resolve google.com");
+		abort();
+	}
+	LOGD("Name lookup has been successfully queued");
+	
+	evtFinish.Wait();
+	LOGD("Network test finished");
+	return 0;
+}
+
+
+
+