Initial community commit

Src/Plugins/Library/ml_wire/ExternalCOM.cpp

@@ -0,0 +1,85 @@
+#include "main.h"
+#include "./externalCOM.h"
+#include "./util.h"
+#include "./rssCOM.h"
+
+#define DISPTABLE_CLASS	 ExternalCOM
+
+DISPTABLE_BEGIN()
+	DISPENTRY_ADD(DISPATCH_PODCAST, L"Podcast", OnPodcast)
+DISPTABLE_END
+
+#undef DISPTABLE_CLASS
+
+ExternalCOM::ExternalCOM()
+{}
+
+ExternalCOM::~ExternalCOM()
+{}
+
+HRESULT ExternalCOM::CreateInstance(ExternalCOM **instance)
+{
+	if (NULL == instance) return E_POINTER;
+	
+	*instance = new ExternalCOM();
+	if (NULL == *instance) return E_OUTOFMEMORY;
+	
+	return S_OK;
+}
+
+STDMETHODIMP_( ULONG ) ExternalCOM::AddRef( void )
+{
+	return _ref.fetch_add( 1 );
+}
+
+STDMETHODIMP_( ULONG ) ExternalCOM::Release( void )
+{
+	if ( 0 == _ref.load() )
+		return _ref.load();
+
+	LONG r = _ref.fetch_sub( 1 );
+	if ( 0 == r )
+		delete( this );
+
+	return r;
+}
+
+STDMETHODIMP ExternalCOM::QueryInterface(REFIID riid, PVOID *ppvObject)
+{
+	if (NULL == ppvObject) return E_POINTER;
+
+	if (IsEqualIID(riid, IID_IDispatch))
+		*ppvObject = static_cast<IDispatch*>(this);
+	else if (IsEqualIID(riid, IID_IUnknown))
+		*ppvObject = static_cast<IUnknown*>(this);
+	else
+	{
+		*ppvObject = NULL;
+		return E_NOINTERFACE;
+	}
+
+	AddRef();
+	return S_OK;
+}
+
+
+HRESULT ExternalCOM::OnPodcast(WORD wFlags, DISPPARAMS FAR *pdispparams, VARIANT FAR *pvarResult, unsigned int FAR *puArgErr)
+{
+	if (NULL != pvarResult)
+	{
+		VariantInit(pvarResult);
+
+		RssCOM *rss;
+		if (SUCCEEDED(RssCOM::CreateInstance(&rss)))
+		{
+			V_VT(pvarResult) = VT_DISPATCH;
+			V_DISPATCH(pvarResult) = rss;
+		}
+		else
+		{
+			V_VT(pvarResult) = VT_NULL;
+		}
+
+	}
+	return S_OK;
+}