dmloader: Get rid of the custom generic stream wrapper.

dlls/dmloader/dmloader_private.h

@@ -61,7 +61,6 @@ extern HRESULT create_dmloader(REFIID riid, void **ret_iface);
 extern HRESULT create_dmcontainer(REFIID riid, void **ret_iface);
 extern HRESULT DMUSIC_CreateDirectMusicLoaderFileStream(void **ppobj);
 extern HRESULT DMUSIC_CreateDirectMusicLoaderResourceStream(void **ppobj);
-extern HRESULT DMUSIC_CreateDirectMusicLoaderGenericStream(void **ppobj);
 
 /*****************************************************************************
  * IDirectMusicLoaderFileStream implementation structure
@@ -98,21 +97,6 @@ struct IDirectMusicLoaderResourceStream {
 extern HRESULT WINAPI IDirectMusicLoaderResourceStream_Attach(LPSTREAM iface, LPBYTE pbMemData,
         LONGLONG llMemLength, LONGLONG llPos);
 
-/*****************************************************************************
- * IDirectMusicLoaderGenericStream implementation structure
- */
-struct IDirectMusicLoaderGenericStream {
-	/* IUnknown fields */
-	const IStreamVtbl *StreamVtbl;
-	/* reference counter */
-	LONG dwRef;
-	/* stream */
-	LPSTREAM pStream;
-};
-
-/* Custom: */
-extern HRESULT WINAPI IDirectMusicLoaderGenericStream_Attach(LPSTREAM iface, LPSTREAM pStream);
-
 extern HRESULT loader_stream_create(IDirectMusicLoader *loader, IStream *stream, IStream **ret_iface);
 
 #include "debug.h"

dlls/dmloader/loader.c

@@ -356,23 +356,13 @@ static HRESULT WINAPI loader_GetObject(IDirectMusicLoader8 *iface, DMUS_OBJECTDE
 			return result;
 		}
 	}
-	else if (pDesc->dwValidData & DMUS_OBJ_STREAM) {
-		/* load object from stream */
-		TRACE(": loading from stream\n");
-		/* create universal stream and associate it with given one */			
-		result = DMUSIC_CreateDirectMusicLoaderGenericStream ((LPVOID*)&pStream);
-		if (FAILED(result)) {
-			ERR(": could not create generic stream\n");
-			return result;
-		}
-                result = IDirectMusicLoaderGenericStream_Attach(pStream, pDesc->pStream);
-                if (FAILED(result))
+    else if (pDesc->dwValidData & DMUS_OBJ_STREAM)
     {
-			ERR(": failed to attach stream\n");
-			IStream_Release (pStream);
-			return result;
+        pStream = pDesc->pStream;
+        IStream_AddRef(pStream);
     }
-	} else {
+    else
+    {
         /* nowhere to load from */
         FIXME(": unknown/unsupported way of loading\n");
         return DMUS_E_LOADER_NOFILENAME; /* test shows this is returned */
@@ -499,21 +489,10 @@ static HRESULT WINAPI loader_SetObject(IDirectMusicLoader8 *iface, DMUS_OBJECTDE
 			return DMUS_E_LOADER_FAILEDOPEN;
 		}
 	}
-	else if (pDesc->dwValidData & DMUS_OBJ_STREAM) {	
-		/* create stream */
-		hr = DMUSIC_CreateDirectMusicLoaderGenericStream ((LPVOID*)&pStream);
-		if (FAILED(hr)) {
-			ERR(": could not create generic stream\n");
-			return DMUS_E_LOADER_FAILEDOPEN;
-		}
-		/* attach stream */
-                hr = IDirectMusicLoaderGenericStream_Attach(pStream, pDesc->pStream);
-                if (FAILED(hr))
+    else if (pDesc->dwValidData & DMUS_OBJ_STREAM)
     {
-			ERR(": could not attach stream\n");
-			IStream_Release (pStream);
-			return DMUS_E_LOADER_FAILEDOPEN;
-		}
+        pStream = pDesc->pStream;
+        IStream_AddRef(pStream);
     }
 	else if (pDesc->dwValidData & DMUS_OBJ_MEMORY) {
 		/* create stream */

dlls/dmloader/loaderstream.c

@@ -286,7 +286,6 @@ HRESULT loader_stream_create(IDirectMusicLoader *loader, IStream *stream,
 
 static ULONG WINAPI IDirectMusicLoaderFileStream_IStream_AddRef (LPSTREAM iface);
 static ULONG WINAPI IDirectMusicLoaderResourceStream_IStream_AddRef (LPSTREAM iface);
-static ULONG WINAPI IDirectMusicLoaderGenericStream_IStream_AddRef (LPSTREAM iface);
 
 
 /*****************************************************************************
@@ -710,210 +709,3 @@ HRESULT DMUSIC_CreateDirectMusicLoaderResourceStream (void** ppobj) {
 
 	return IDirectMusicLoaderResourceStream_IStream_QueryInterface ((LPSTREAM)&obj->StreamVtbl, &IID_IStream, ppobj);
 }
-
-
-/*****************************************************************************
- * IDirectMusicLoaderGenericStream implementation
- */
-/* Custom : */
-
-static void IDirectMusicLoaderGenericStream_Detach (LPSTREAM iface) {
-	ICOM_THIS_MULTI(IDirectMusicLoaderGenericStream, StreamVtbl, iface);
-
-	if (This->pStream)
-		IStream_Release (This->pStream);
-	This->pStream = NULL;
-}
-
-HRESULT WINAPI IDirectMusicLoaderGenericStream_Attach (LPSTREAM iface, LPSTREAM pStream) {
-	ICOM_THIS_MULTI(IDirectMusicLoaderGenericStream, StreamVtbl, iface);
-    
-	TRACE("(%p, %p)\n", This, pStream);
-	if (!pStream) {
-		WARN(": invalid pStream\n");
-		return E_FAIL;
-	}
-	
-	IDirectMusicLoaderGenericStream_Detach (iface);
-	IStream_Clone (pStream, &This->pStream);
-	
-    return S_OK;
-}
-
-
-/* IUnknown/IStream part: */
-static HRESULT WINAPI IDirectMusicLoaderGenericStream_IStream_QueryInterface (LPSTREAM iface, REFIID riid, void** ppobj) {
-	ICOM_THIS_MULTI(IDirectMusicLoaderGenericStream, StreamVtbl, iface);
-	
-	TRACE("(%p, %s, %p)\n", This, debugstr_dmguid(riid), ppobj);
-	if (IsEqualIID (riid, &IID_IUnknown) ||
-		IsEqualIID (riid, &IID_IStream)) {
-		*ppobj = &This->StreamVtbl;
-		IDirectMusicLoaderGenericStream_IStream_AddRef ((LPSTREAM)&This->StreamVtbl);
-		return S_OK;
-	}
-
-	WARN(": not found\n");
-	return E_NOINTERFACE;
-}
-
-static ULONG WINAPI IDirectMusicLoaderGenericStream_IStream_AddRef (LPSTREAM iface) {
-	ICOM_THIS_MULTI(IDirectMusicLoaderGenericStream, StreamVtbl, iface);
-	TRACE("(%p): AddRef from %ld\n", This, This->dwRef);
-	return InterlockedIncrement (&This->dwRef);
-}
-
-static ULONG WINAPI IDirectMusicLoaderGenericStream_IStream_Release (LPSTREAM iface) {
-	ICOM_THIS_MULTI(IDirectMusicLoaderGenericStream, StreamVtbl, iface);
-	
-	DWORD dwRef = InterlockedDecrement (&This->dwRef);
-	TRACE("(%p): ReleaseRef to %ld\n", This, dwRef);
-	if (dwRef == 0) {
-		IDirectMusicLoaderGenericStream_Detach (iface);
-		HeapFree (GetProcessHeap(), 0, This);
-	}
-	
-	return dwRef;
-}
-
-static HRESULT WINAPI IDirectMusicLoaderGenericStream_IStream_Read (LPSTREAM iface, void* pv, ULONG cb, ULONG* pcbRead) {
-	ICOM_THIS_MULTI(IDirectMusicLoaderGenericStream, StreamVtbl, iface);
-
-	TRACE_(dmfileraw)("(%p, %p, %#lx, %p): redirecting to low-level stream\n", This, pv, cb, pcbRead);
-	if (!This->pStream)
-		return E_FAIL;
-
-	return IStream_Read (This->pStream, pv, cb, pcbRead);
-}
-
-static HRESULT WINAPI IDirectMusicLoaderGenericStream_IStream_Seek (LPSTREAM iface, LARGE_INTEGER dlibMove, DWORD dwOrigin, ULARGE_INTEGER* plibNewPosition) {
-	ICOM_THIS_MULTI(IDirectMusicLoaderGenericStream, StreamVtbl, iface);	
-	TRACE_(dmfileraw)("(%p, %s, %s, %p): redirecting to low-level stream\n", This, wine_dbgstr_longlong(dlibMove.QuadPart), resolve_STREAM_SEEK(dwOrigin), plibNewPosition);
-	if (!This->pStream)
-		return E_FAIL;
-
-	return IStream_Seek (This->pStream, dlibMove, dwOrigin, plibNewPosition);
-}
-
-static HRESULT WINAPI IDirectMusicLoaderGenericStream_IStream_Clone (LPSTREAM iface, IStream** ppstm) {
-	ICOM_THIS_MULTI(IDirectMusicLoaderGenericStream, StreamVtbl, iface);
-	LPSTREAM pOther = NULL;
-	LPSTREAM pLowLevel = NULL;
-	HRESULT result;
-
-	TRACE("(%p, %p)\n", iface, ppstm);
-	result = DMUSIC_CreateDirectMusicLoaderGenericStream ((LPVOID*)&pOther);
-	if (FAILED(result)) return result;
-
-	if (FAILED(IStream_Clone (This->pStream, &pLowLevel))) {
-		IStream_Release(pOther);
-		return E_FAIL;
-	}
-	IDirectMusicLoaderGenericStream_Attach (pOther, pLowLevel);
-
-	TRACE(": succeeded\n");
-	*ppstm = pOther;
-	return S_OK;
-}
-
-static HRESULT WINAPI IDirectMusicLoaderGenericStream_IStream_Write (LPSTREAM iface, const void* pv, ULONG cb, ULONG* pcbWritten) {
-	ICOM_THIS_MULTI(IDirectMusicLoaderGenericStream, StreamVtbl, iface);	
-	TRACE_(dmfileraw)("(%p, %p, %#lx, %p): redirecting to low-level stream\n", This, pv, cb, pcbWritten);
-	if (!This->pStream)
-		return E_FAIL;
-
-	return IStream_Write (This->pStream, pv, cb, pcbWritten);
-}
-
-static HRESULT WINAPI IDirectMusicLoaderGenericStream_IStream_SetSize (LPSTREAM iface, ULARGE_INTEGER libNewSize) {
-	ICOM_THIS_MULTI(IDirectMusicLoaderGenericStream, StreamVtbl, iface);	
-	TRACE("(%p, %s): redirecting to low-level stream\n", This, wine_dbgstr_longlong(libNewSize.QuadPart));
-	if (!This->pStream)
-		return E_FAIL;
-
-	return IStream_SetSize (This->pStream, libNewSize);
-}
-
-static HRESULT WINAPI IDirectMusicLoaderGenericStream_IStream_CopyTo (LPSTREAM iface, IStream* pstm, ULARGE_INTEGER cb, ULARGE_INTEGER* pcbRead, ULARGE_INTEGER* pcbWritten) {
-	ICOM_THIS_MULTI(IDirectMusicLoaderGenericStream, StreamVtbl, iface);	
-	TRACE("(%p, %p, %s, %p, %p): redirecting to low-level stream\n", This, pstm, wine_dbgstr_longlong(cb.QuadPart), pcbRead, pcbWritten);
-	if (!This->pStream)
-		return E_FAIL;
-
-	return IStream_CopyTo (This->pStream, pstm, cb, pcbRead, pcbWritten);
-}
-
-static HRESULT WINAPI IDirectMusicLoaderGenericStream_IStream_Commit (LPSTREAM iface, DWORD grfCommitFlags) {
-	ICOM_THIS_MULTI(IDirectMusicLoaderGenericStream, StreamVtbl, iface);	
-	TRACE("(%p, %#lx): redirecting to low-level stream\n", This, grfCommitFlags);
-	if (!This->pStream)
-		return E_FAIL;
-
-	return IStream_Commit (This->pStream, grfCommitFlags);
-}
-
-static HRESULT WINAPI IDirectMusicLoaderGenericStream_IStream_Revert (LPSTREAM iface) {
-	ICOM_THIS_MULTI(IDirectMusicLoaderGenericStream, StreamVtbl, iface);	
-	TRACE("(%p): redirecting to low-level stream\n", This);
-	if (!This->pStream)
-		return E_FAIL;
-
-	return IStream_Revert (This->pStream);
-}
-
-static HRESULT WINAPI IDirectMusicLoaderGenericStream_IStream_LockRegion (LPSTREAM iface, ULARGE_INTEGER libOffset, ULARGE_INTEGER cb, DWORD dwLockType) {
-	ICOM_THIS_MULTI(IDirectMusicLoaderGenericStream, StreamVtbl, iface);	
-	TRACE("(%p, %s, %s, %#lx): redirecting to low-level stream\n", This, wine_dbgstr_longlong(libOffset.QuadPart), wine_dbgstr_longlong(cb.QuadPart), dwLockType);
-	if (!This->pStream)
-		return E_FAIL;
-
-	return IStream_LockRegion (This->pStream, libOffset, cb, dwLockType);
-}
-
-static HRESULT WINAPI IDirectMusicLoaderGenericStream_IStream_UnlockRegion (LPSTREAM iface, ULARGE_INTEGER libOffset, ULARGE_INTEGER cb, DWORD dwLockType) {
-	ICOM_THIS_MULTI(IDirectMusicLoaderGenericStream, StreamVtbl, iface);	
-	TRACE("(%p, %s, %s, %#lx): redirecting to low-level stream\n", This, wine_dbgstr_longlong(libOffset.QuadPart), wine_dbgstr_longlong(cb.QuadPart), dwLockType);
-	if (!This->pStream)
-		return E_FAIL;
-
-	return IStream_UnlockRegion (This->pStream, libOffset, cb, dwLockType);
-}
-
-static HRESULT WINAPI IDirectMusicLoaderGenericStream_IStream_Stat (LPSTREAM iface, STATSTG* pstatstg, DWORD grfStatFlag) {
-	ICOM_THIS_MULTI(IDirectMusicLoaderGenericStream, StreamVtbl, iface);	
-	TRACE("(%p, %p, %#lx): redirecting to low-level stream\n", This, pstatstg, grfStatFlag);
-	if (!This->pStream)
-		return E_FAIL;
-
-	return IStream_Stat (This->pStream, pstatstg, grfStatFlag);
-}
-
-static const IStreamVtbl DirectMusicLoaderGenericStream_Stream_Vtbl = {
-	IDirectMusicLoaderGenericStream_IStream_QueryInterface,
-	IDirectMusicLoaderGenericStream_IStream_AddRef,
-	IDirectMusicLoaderGenericStream_IStream_Release,
-	IDirectMusicLoaderGenericStream_IStream_Read,
-	IDirectMusicLoaderGenericStream_IStream_Write,
-	IDirectMusicLoaderGenericStream_IStream_Seek,
-	IDirectMusicLoaderGenericStream_IStream_SetSize,
-	IDirectMusicLoaderGenericStream_IStream_CopyTo,
-	IDirectMusicLoaderGenericStream_IStream_Commit,
-	IDirectMusicLoaderGenericStream_IStream_Revert,
-	IDirectMusicLoaderGenericStream_IStream_LockRegion,
-	IDirectMusicLoaderGenericStream_IStream_UnlockRegion,
-	IDirectMusicLoaderGenericStream_IStream_Stat,
-	IDirectMusicLoaderGenericStream_IStream_Clone
-};
-
-HRESULT DMUSIC_CreateDirectMusicLoaderGenericStream (void** ppobj) {
-	IDirectMusicLoaderGenericStream *obj;
-
-	TRACE("(%p)\n", ppobj);
-
-	*ppobj = NULL;
-	if (!(obj = calloc(1, sizeof(*obj)))) return E_OUTOFMEMORY;
-	obj->StreamVtbl = &DirectMusicLoaderGenericStream_Stream_Vtbl;
-	obj->dwRef = 0; /* will be inited with QueryInterface */
-
-	return IDirectMusicLoaderGenericStream_IStream_QueryInterface ((LPSTREAM)&obj->StreamVtbl, &IID_IStream, ppobj);
-}