Implemented IFilterMapper and IEnumRegFilters interfaces.

dlls/quartz/Makefile.in

@@ -12,6 +12,7 @@ C_SRCS = \
 	enummedia.c \
 	enummoniker.c \
 	enumpins.c \
+	enumregfilters.c \
 	filesource.c \
 	filtergraph.c \
 	filtermapper.c \

dlls/quartz/enumregfilters.c

+/*
+ * Implementation of IEnumRegFilters Interface
+ *
+ * Copyright 2004 Christian Costa
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#include "quartz_private.h"
+
+#include "wine/unicode.h"
+
+#include "wine/debug.h"
+
+WINE_DEFAULT_DEBUG_CHANNEL(quartz);
+
+typedef struct IEnumRegFiltersImpl
+{
+    const IEnumRegFiltersVtbl * lpVtbl;
+    ULONG refCount;
+    ULONG size;
+    REGFILTER* RegFilters;
+    ULONG uIndex;
+} IEnumRegFiltersImpl;
+
+static const struct IEnumRegFiltersVtbl IEnumRegFiltersImpl_Vtbl;
+
+HRESULT IEnumRegFiltersImpl_Create(REGFILTER* pInRegFilters, const ULONG size, IEnumRegFilters ** ppEnum)
+{
+    IEnumRegFiltersImpl* pEnumRegFilters;
+    REGFILTER* pRegFilters = NULL;
+    int i;
+
+    TRACE("(%p, %ld, %p)\n", pInRegFilters, size, ppEnum);
+
+    pEnumRegFilters = CoTaskMemAlloc(sizeof(IEnumRegFiltersImpl));
+    if (!pEnumRegFilters)
+    {
+        *ppEnum = NULL;
+        return E_OUTOFMEMORY;
+    }
+
+    /* Accept size of 0 */
+    if (size)
+    {
+        pRegFilters = CoTaskMemAlloc(sizeof(REGFILTER)*size);
+        if (!pRegFilters)
+	{
+            CoTaskMemFree(pEnumRegFilters);
+            *ppEnum = NULL;
+           return E_OUTOFMEMORY;
+        }
+    }
+
+    for(i = 0; i < size; i++)
+    {
+        pRegFilters[i].Clsid = pInRegFilters[i].Clsid;
+        pRegFilters[i].Name = (WCHAR*)CoTaskMemAlloc((strlenW(pInRegFilters[i].Name)+1)*sizeof(WCHAR));
+        if (!pRegFilters[i].Name)
+        {
+            while(i)
+                CoTaskMemFree(pRegFilters[--i].Name);
+            CoTaskMemFree(pRegFilters);
+            CoTaskMemFree(pEnumRegFilters);
+            return E_OUTOFMEMORY;
+        }
+        CopyMemory(pRegFilters[i].Name, pInRegFilters[i].Name, (strlenW(pInRegFilters[i].Name)+1)*sizeof(WCHAR));
+    }
+
+    pEnumRegFilters->lpVtbl = &IEnumRegFiltersImpl_Vtbl;
+    pEnumRegFilters->refCount = 1;
+    pEnumRegFilters->uIndex = 0;
+    pEnumRegFilters->RegFilters = pRegFilters;
+    pEnumRegFilters->size = size;
+
+    *ppEnum = (IEnumRegFilters *)(&pEnumRegFilters->lpVtbl);
+
+    return S_OK;
+}
+
+static HRESULT WINAPI IEnumRegFiltersImpl_QueryInterface(IEnumRegFilters * iface, REFIID riid, LPVOID * ppv)
+{
+    TRACE("(%p)->(%s, %p)\n", iface, qzdebugstr_guid(riid), ppv);
+
+    *ppv = NULL;
+
+    if (IsEqualIID(riid, &IID_IUnknown))
+        *ppv = (LPVOID)iface;
+    else if (IsEqualIID(riid, &IID_IEnumRegFilters))
+        *ppv = (LPVOID)iface;
+
+    if (*ppv)
+    {
+        IUnknown_AddRef((IUnknown *)(*ppv));
+        return S_OK;
+    }
+
+    FIXME("No interface for %s!\n", qzdebugstr_guid(riid));
+
+    return E_NOINTERFACE;
+}
+
+static ULONG WINAPI IEnumRegFiltersImpl_AddRef(IEnumRegFilters * iface)
+{
+    ICOM_THIS(IEnumRegFiltersImpl, iface);
+
+    TRACE("(%p)\n", iface);
+
+    return ++This->refCount;
+}
+
+static ULONG WINAPI IEnumRegFiltersImpl_Release(IEnumRegFilters * iface)
+{
+    ICOM_THIS(IEnumRegFiltersImpl, iface);
+
+    TRACE("(%p)\n", iface);
+
+    if (!--This->refCount)
+    {
+        CoTaskMemFree(This);
+        return 0;
+    } else
+        return This->refCount;
+}
+
+static HRESULT WINAPI IEnumRegFiltersImpl_Next(IEnumRegFilters * iface, ULONG cFilters, REGFILTER ** ppRegFilter, ULONG * pcFetched)
+{
+    ULONG cFetched; 
+    ICOM_THIS(IEnumRegFiltersImpl, iface);
+    int i;
+
+    cFetched = min(This->size, This->uIndex + cFilters) - This->uIndex;
+
+    TRACE("(%p)->(%lu, %p, %p)\n", iface, cFilters, ppRegFilter, pcFetched);
+
+    if (cFetched > 0)
+    {
+        for(i = 0; i < cFetched; i++)
+        {
+            /* The string in the REGFILTER structure must be allocated in the same block as the REGFILTER structure itself */
+            ppRegFilter[i] = (REGFILTER*)CoTaskMemAlloc(sizeof(REGFILTER)+(strlenW(This->RegFilters[i].Name)+1)*sizeof(WCHAR));
+            if (!ppRegFilter[i])
+            {
+                while(i)
+                {
+                    CoTaskMemFree(ppRegFilter[--i]);
+                    ppRegFilter[i] = NULL;
+                }
+                return E_OUTOFMEMORY;
+        }
+            ppRegFilter[i]->Clsid = This->RegFilters[i].Clsid;
+            ppRegFilter[i]->Name = (WCHAR*)((char*)ppRegFilter[i]+sizeof(REGFILTER));
+            CopyMemory(ppRegFilter[i]->Name, This->RegFilters[i].Name, (strlenW(This->RegFilters[i].Name)+1)*sizeof(WCHAR));
+        }
+
+        This->uIndex += cFetched;
+        if (pcFetched)
+            *pcFetched = cFetched;
+        return S_OK;
+    }
+
+    return S_FALSE;
+}
+
+static HRESULT WINAPI IEnumRegFiltersImpl_Skip(IEnumRegFilters * iface, ULONG n)
+{
+    TRACE("(%p)->(%lu)\n", iface, n);
+
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI IEnumRegFiltersImpl_Reset(IEnumRegFilters * iface)
+{
+    ICOM_THIS(IEnumRegFiltersImpl, iface);
+
+    TRACE("(%p)\n", iface);
+
+    This->uIndex = 0;
+    return S_OK;
+}
+
+static HRESULT WINAPI IEnumRegFiltersImpl_Clone(IEnumRegFilters * iface, IEnumRegFilters ** ppEnum)
+{
+    TRACE("(%p)->(%p)\n", iface, ppEnum);
+
+    return E_NOTIMPL;
+}
+
+static const IEnumRegFiltersVtbl IEnumRegFiltersImpl_Vtbl =
+{
+    ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
+    IEnumRegFiltersImpl_QueryInterface,
+    IEnumRegFiltersImpl_AddRef,
+    IEnumRegFiltersImpl_Release,
+    IEnumRegFiltersImpl_Next,
+    IEnumRegFiltersImpl_Skip,
+    IEnumRegFiltersImpl_Reset,
+    IEnumRegFiltersImpl_Clone
+};
+

dlls/quartz/quartz_private.h

@@ -59,6 +59,7 @@ typedef struct tagENUMEDIADETAILS
 
 HRESULT IEnumPinsImpl_Construct(const ENUMPINDETAILS * pDetails, IEnumPins ** ppEnum);
 HRESULT IEnumMediaTypesImpl_Construct(const ENUMMEDIADETAILS * pDetails, IEnumMediaTypes ** ppEnum);
+HRESULT IEnumRegFiltersImpl_Create(REGFILTER* pInRegFilters, const ULONG size, IEnumRegFilters ** ppEnum);
 
 extern const char * qzdebugstr_guid(const GUID * id);
 extern const char * qzdebugstr_State(FILTER_STATE state);