- Copy classfactory interface to netcfgx

- Required to implement netcfgx interfaces)

svn path=/trunk/; revision=35879

reactos/dll/win32/netcfgx/classfactory.c

@@ -0,0 +1,124 @@
+#include <precomp.h>
+
+typedef struct
+{
+    const IClassFactoryVtbl    *lpVtbl;
+    LONG                       ref;
+    CLSID                      *rclsid;
+    LPFNCREATEINSTANCE         lpfnCI;
+    const IID *                riidInst;
+} IClassFactoryImpl;
+
+
+static
+HRESULT
+WINAPI
+IClassFactory_fnQueryInterface(
+    LPCLASSFACTORY iface,
+    REFIID riid,
+    LPVOID *ppvObj)
+{
+    IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
+
+    *ppvObj = NULL;
+    if(IsEqualIID(riid, &IID_IUnknown) || IsEqualIID(riid, &IID_IClassFactory))
+    {
+        *ppvObj = This;
+        InterlockedIncrement(&This->ref);
+        return S_OK;
+    }
+    return E_NOINTERFACE;
+}
+
+static
+ULONG
+WINAPI
+IClassFactory_fnAddRef(
+    LPCLASSFACTORY iface)
+{
+    IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
+    ULONG refCount = InterlockedIncrement(&This->ref);
+
+    return refCount;
+}
+
+static
+ULONG
+WINAPI
+IClassFactory_fnRelease(
+    LPCLASSFACTORY iface)
+{
+    IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
+    ULONG refCount = InterlockedDecrement(&This->ref);
+
+    if (!refCount)
+    {
+        CoTaskMemFree(This);
+        return 0;
+    }
+    return refCount;
+}
+
+static
+HRESULT
+WINAPI
+IClassFactory_fnCreateInstance(
+    LPCLASSFACTORY iface,
+    LPUNKNOWN pUnkOuter,
+    REFIID riid,
+    LPVOID *ppvObject)
+{
+    IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
+
+    *ppvObject = NULL;
+
+    if ( This->riidInst==NULL || IsEqualCLSID(riid, This->riidInst) || IsEqualCLSID(riid, &IID_IUnknown) )
+    {
+        return This->lpfnCI(pUnkOuter, riid, ppvObject);
+    }
+
+    return E_NOINTERFACE;
+}
+
+static
+HRESULT
+WINAPI IClassFactory_fnLockServer(
+    LPCLASSFACTORY iface,
+    BOOL fLock)
+{
+    //IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
+    return E_NOTIMPL;
+}
+
+
+static const IClassFactoryVtbl dclfvt =
+{
+    IClassFactory_fnQueryInterface,
+    IClassFactory_fnAddRef,
+    IClassFactory_fnRelease,
+    IClassFactory_fnCreateInstance,
+    IClassFactory_fnLockServer
+};
+
+
+IClassFactory * 
+IClassFactory_fnConstructor(
+    LPFNCREATEINSTANCE lpfnCI, 
+    PLONG pcRefDll, 
+    REFIID riidInst)
+{
+    IClassFactoryImpl* lpclf;
+
+    lpclf = CoTaskMemAlloc(sizeof(IClassFactoryImpl));
+    lpclf->ref = 1;
+    lpclf->lpVtbl = &dclfvt;
+    lpclf->lpfnCI = lpfnCI;
+
+    if (pcRefDll)
+        InterlockedIncrement(pcRefDll);
+    lpclf->riidInst = riidInst;
+
+    return (LPCLASSFACTORY)lpclf;
+}
+
+