[PATCH 5/6] dmloader: Reimplement ParseDescriptor() for DirectMusicContainer
Signed-off-by: Michael Stefaniuc <mstefani(a)winehq.org> --- dlls/dmloader/container.c | 197 +++++++------------------------------------ dlls/dmloader/tests/loader.c | 17 +++- 2 files changed, 44 insertions(+), 170 deletions(-) diff --git a/dlls/dmloader/container.c b/dlls/dmloader/container.c index c14a5bd611..a277bf0a30 100644 --- a/dlls/dmloader/container.c +++ b/dlls/dmloader/container.c @@ -199,175 +199,38 @@ static inline IDirectMusicContainerImpl *impl_from_IDirectMusicObject(IDirectMus return CONTAINING_RECORD(iface, IDirectMusicContainerImpl, dmobj.IDirectMusicObject_iface); } -static HRESULT WINAPI IDirectMusicObjectImpl_ParseDescriptor(IDirectMusicObject *iface, - IStream *pStream, DMUS_OBJECTDESC *pDesc) +static HRESULT WINAPI cont_IDirectMusicObject_ParseDescriptor(IDirectMusicObject *iface, + IStream *stream, DMUS_OBJECTDESC *desc) { - IDirectMusicContainerImpl *This = impl_from_IDirectMusicObject(iface); - WINE_CHUNK Chunk; - DWORD StreamSize, StreamCount, ListSize[1], ListCount[1]; - LARGE_INTEGER liMove; /* used when skipping chunks */ + struct chunk_entry riff = {0}; + HRESULT hr; - TRACE("(%p, %p, %p)\n", This, pStream, pDesc); - - /* check whether arguments are OK */ - if (IsBadReadPtr (pStream, sizeof(LPVOID))) { - ERR(": pStream bad read pointer\n"); - return E_POINTER; - } - /* check whether pDesc is OK */ - if (IsBadReadPtr (pDesc, sizeof(DWORD))) { - ERR(": pDesc->dwSize bad read pointer\n"); - return E_POINTER; - } - if (pDesc->dwSize != sizeof(DMUS_OBJECTDESC)) { - ERR(": invalid pDesc->dwSize\n"); - return E_INVALIDARG; - } - if (IsBadWritePtr (pDesc, sizeof(DMUS_OBJECTDESC))) { - ERR(": pDesc bad write pointer\n"); - return E_POINTER; - } + TRACE("(%p, %p, %p)\n", iface, stream, desc); - DM_STRUCT_INIT(pDesc); - - /* here we go... */ - IStream_Read (pStream, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL); - TRACE_(dmfile)(": %s chunk (size = 0x%08X)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize); - switch (Chunk.fccID) { - case FOURCC_RIFF: { - IStream_Read (pStream, &Chunk.fccID, sizeof(FOURCC), NULL); - TRACE_(dmfile)(": RIFF chunk of type %s", debugstr_fourcc(Chunk.fccID)); - StreamSize = Chunk.dwSize - sizeof(FOURCC); - StreamCount = 0; - if (Chunk.fccID == DMUS_FOURCC_CONTAINER_FORM) { - TRACE_(dmfile)(": container form\n"); - /* set guidClass */ - pDesc->dwValidData |= DMUS_OBJ_CLASS; - pDesc->guidClass = CLSID_DirectMusicContainer; - do { - IStream_Read (pStream, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL); - StreamCount += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize; - TRACE_(dmfile)(": %s chunk (size = 0x%08X)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize); - switch (Chunk.fccID) { - case DMUS_FOURCC_GUID_CHUNK: { - TRACE_(dmfile)(": GUID chunk\n"); - pDesc->dwValidData |= DMUS_OBJ_OBJECT; - IStream_Read (pStream, &pDesc->guidObject, Chunk.dwSize, NULL); - TRACE_(dmdump)(": GUID: %s\n", debugstr_guid(&pDesc->guidObject)); - break; - } - case DMUS_FOURCC_VERSION_CHUNK: { - TRACE_(dmfile)(": version chunk\n"); - pDesc->dwValidData |= DMUS_OBJ_VERSION; - IStream_Read (pStream, &pDesc->vVersion, Chunk.dwSize, NULL); - TRACE_(dmdump)(": version: %s\n", debugstr_dmversion(&pDesc->vVersion)); - break; - } - case DMUS_FOURCC_DATE_CHUNK: { - TRACE_(dmfile)(": date chunk\n"); - IStream_Read (pStream, &pDesc->ftDate, Chunk.dwSize, NULL); - pDesc->dwValidData |= DMUS_OBJ_DATE; - TRACE_(dmdump)(": date: %s\n", debugstr_filetime(&pDesc->ftDate)); - break; - } - case DMUS_FOURCC_CATEGORY_CHUNK: { - TRACE_(dmfile)(": category chunk\n"); - /* if it happens that string is too long, - read what we can and skip the rest*/ - if (Chunk.dwSize > DMUS_MAX_CATEGORY_SIZE) { - IStream_Read (pStream, pDesc->wszCategory, DMUS_MAX_CATEGORY_SIZE, NULL); - liMove.QuadPart = Chunk.dwSize - DMUS_MAX_CATEGORY_SIZE; - IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); - } else { - IStream_Read (pStream, pDesc->wszCategory, Chunk.dwSize, NULL); - } - pDesc->dwValidData |= DMUS_OBJ_CATEGORY; - TRACE_(dmdump)(": category: %s\n", debugstr_w(pDesc->wszCategory)); - break; - } - case FOURCC_LIST: { - IStream_Read (pStream, &Chunk.fccID, sizeof(FOURCC), NULL); - TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID)); - ListSize[0] = Chunk.dwSize - sizeof(FOURCC); - ListCount[0] = 0; - switch (Chunk.fccID) { - /* evil M$ UNFO list, which can (!?) contain INFO elements */ - case DMUS_FOURCC_UNFO_LIST: { - TRACE_(dmfile)(": UNFO list\n"); - do { - IStream_Read (pStream, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL); - ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize; - TRACE_(dmfile)(": %s chunk (size = 0x%08X)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize); - switch (Chunk.fccID) { - /* don't ask me why, but M$ puts INFO elements in UNFO list sometimes - (though strings seem to be valid unicode) */ - case mmioFOURCC('I','N','A','M'): - case DMUS_FOURCC_UNAM_CHUNK: { - TRACE_(dmfile)(": name chunk\n"); - /* if it happens that string is too long, - read what we can and skip the rest*/ - if (Chunk.dwSize > DMUS_MAX_NAME_SIZE) { - IStream_Read (pStream, pDesc->wszName, DMUS_MAX_NAME_SIZE, NULL); - liMove.QuadPart = Chunk.dwSize - DMUS_MAX_NAME_SIZE; - IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); - } else { - IStream_Read (pStream, pDesc->wszName, Chunk.dwSize, NULL); - } - pDesc->dwValidData |= DMUS_OBJ_NAME; - TRACE_(dmdump)(": name: %s\n", debugstr_w(pDesc->wszName)); - break; - } - default: { - TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n"); - liMove.QuadPart = Chunk.dwSize; - IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); - break; - } - } - TRACE_(dmfile)(": ListCount[0] = 0x%08X < ListSize[0] = 0x%08X\n", ListCount[0], ListSize[0]); - } while (ListCount[0] < ListSize[0]); - break; - } - default: { - TRACE_(dmfile)(": unknown (skipping)\n"); - liMove.QuadPart = Chunk.dwSize - sizeof(FOURCC); - IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); - break; - } - } - break; - } - default: { - TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n"); - liMove.QuadPart = Chunk.dwSize; - IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); - break; - } - } - TRACE_(dmfile)(": StreamCount[0] = 0x%08X < StreamSize[0] = 0x%08X\n", StreamCount, StreamSize); - } while (StreamCount < StreamSize); - } else { - TRACE_(dmfile)(": unexpected chunk; loading failed)\n"); - liMove.QuadPart = StreamSize; - IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */ - return E_FAIL; - } - - TRACE_(dmfile)(": reading finished\n"); - break; - } - default: { - TRACE_(dmfile)(": unexpected chunk; loading failed)\n"); - liMove.QuadPart = Chunk.dwSize; - IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */ - return DMUS_E_INVALIDFILE; - } - } - - TRACE(": returning descriptor:\n"); - if (TRACE_ON(dmloader)) - dump_DMUS_OBJECTDESC(pDesc); - return S_OK; + if (!stream) + return E_POINTER; + if (!desc || desc->dwSize != sizeof(*desc)) + return E_INVALIDARG; + + if ((hr = stream_get_chunk(stream, &riff)) != S_OK) + return hr; + if (riff.id != FOURCC_RIFF || riff.type != DMUS_FOURCC_CONTAINER_FORM) { + TRACE("loading failed: unexpected %s\n", debugstr_chunk(&riff)); + stream_skip_chunk(stream, &riff); + return DMUS_E_DESCEND_CHUNK_FAIL; + } + + hr = dmobj_parsedescriptor(stream, &riff, desc, + DMUS_OBJ_OBJECT|DMUS_OBJ_CLASS|DMUS_OBJ_NAME|DMUS_OBJ_CATEGORY|DMUS_OBJ_VERSION); + if (FAILED(hr)) + return hr; + + desc->guidClass = CLSID_DirectMusicContainer; + desc->dwValidData |= DMUS_OBJ_CLASS; + + TRACE("returning descriptor:\n"); + dump_DMUS_OBJECTDESC (desc); + return S_OK; } static const IDirectMusicObjectVtbl dmobject_vtbl = { @@ -376,7 +239,7 @@ static const IDirectMusicObjectVtbl dmobject_vtbl = { dmobj_IDirectMusicObject_Release, dmobj_IDirectMusicObject_GetDescriptor, dmobj_IDirectMusicObject_SetDescriptor, - IDirectMusicObjectImpl_ParseDescriptor + cont_IDirectMusicObject_ParseDescriptor }; /* IPersistStream part: */ diff --git a/dlls/dmloader/tests/loader.c b/dlls/dmloader/tests/loader.c index 13b575e120..084c5c8a15 100644 --- a/dlls/dmloader/tests/loader.c +++ b/dlls/dmloader/tests/loader.c @@ -530,11 +530,22 @@ static void test_parsedescriptor(void) wine_dbgstr_guid(&desc.guidClass)); IStream_Release(stream); + /* NULL pointers */ + memset(&desc, 0, sizeof(desc)); + hr = IDirectMusicObject_ParseDescriptor(dmo, NULL, &desc); + ok(hr == E_POINTER, "ParseDescriptor failed: %08x, expected E_POINTER\n", hr); + hr = IDirectMusicObject_ParseDescriptor(dmo, stream, NULL); + ok(hr == E_INVALIDARG, "ParseDescriptor failed: %08x, expected E_INVALIDARG\n", hr); + hr = IDirectMusicObject_ParseDescriptor(dmo, NULL, NULL); + ok(hr == E_POINTER, "ParseDescriptor failed: %08x, expected E_POINTER\n", hr); + /* Wrong form */ empty[1] = DMUS_FOURCC_SEGMENT_FORM; stream = gen_riff_stream(empty); + memset(&desc, 0, sizeof(desc)); + desc.dwSize = sizeof(desc); hr = IDirectMusicObject_ParseDescriptor(dmo, stream, &desc); - todo_wine ok(hr == DMUS_E_DESCEND_CHUNK_FAIL, + ok(hr == DMUS_E_DESCEND_CHUNK_FAIL, "ParseDescriptor failed: %08x, expected DMUS_E_DESCEND_CHUNK_FAIL\n", hr); /* All desc chunks */ @@ -561,7 +572,7 @@ static void test_parsedescriptor(void) desc.dwSize = sizeof(desc); hr = IDirectMusicObject_ParseDescriptor(dmo, stream, &desc); ok(hr == S_OK, "ParseDescriptor failed: %08x, expected S_OK\n", hr); - todo_wine ok(desc.dwValidData == DMUS_OBJ_CLASS, "Got valid data %#x, expected DMUS_OBJ_CLASS\n", + ok(desc.dwValidData == DMUS_OBJ_CLASS, "Got valid data %#x, expected DMUS_OBJ_CLASS\n", desc.dwValidData); IStream_Release(stream); @@ -584,7 +595,7 @@ static void test_parsedescriptor(void) ok(hr == S_OK, "ParseDescriptor failed: %08x, expected S_OK\n", hr); valid = DMUS_OBJ_OBJECT|DMUS_OBJ_CLASS|DMUS_OBJ_NAME|DMUS_OBJ_CATEGORY|DMUS_OBJ_VERSION; ok(desc.dwValidData == valid, "Got valid data %#x, expected %#x\n", desc.dwValidData, valid); - todo_wine ok(!memcmp(desc.wszName, s_unam, sizeof(s_unam)), "Got name '%s', expected 'UNAM'\n", + ok(!memcmp(desc.wszName, s_unam, sizeof(s_unam)), "Got name '%s', expected 'UNAM'\n", wine_dbgstr_w(desc.wszName)); IStream_Release(stream); -- 2.14.4
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Michael Stefaniuc