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335 lines
12 KiB
C
335 lines
12 KiB
C
/* IDirectMusicChordMap Implementation
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*
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* Copyright (C) 2003-2004 Rok Mandeljc
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "dmcompos_private.h"
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#include "dmobject.h"
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WINE_DEFAULT_DEBUG_CHANNEL(dmcompos);
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WINE_DECLARE_DEBUG_CHANNEL(dmfile);
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/*****************************************************************************
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* IDirectMusicChordMapImpl implementation
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*/
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typedef struct IDirectMusicChordMapImpl {
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IDirectMusicChordMap IDirectMusicChordMap_iface;
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struct dmobject dmobj;
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LONG ref;
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} IDirectMusicChordMapImpl;
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/* IDirectMusicChordMapImpl IDirectMusicChordMap part: */
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static inline IDirectMusicChordMapImpl *impl_from_IDirectMusicChordMap(IDirectMusicChordMap *iface)
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{
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return CONTAINING_RECORD(iface, IDirectMusicChordMapImpl, IDirectMusicChordMap_iface);
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}
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static HRESULT WINAPI IDirectMusicChordMapImpl_QueryInterface(IDirectMusicChordMap *iface,
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REFIID riid, void **ret_iface)
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{
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IDirectMusicChordMapImpl *This = impl_from_IDirectMusicChordMap(iface);
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TRACE("(%p, %s, %p)\n", This, debugstr_dmguid(riid), ret_iface);
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*ret_iface = NULL;
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if (IsEqualIID(riid, &IID_IUnknown) || IsEqualIID(riid, &IID_IDirectMusicChordMap))
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*ret_iface = iface;
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else if (IsEqualIID(riid, &IID_IDirectMusicObject))
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*ret_iface = &This->dmobj.IDirectMusicObject_iface;
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else if (IsEqualIID(riid, &IID_IPersistStream))
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*ret_iface = &This->dmobj.IPersistStream_iface;
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else {
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WARN("(%p, %s, %p): not found\n", This, debugstr_dmguid(riid), ret_iface);
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return E_NOINTERFACE;
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}
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IUnknown_AddRef((IUnknown*)*ret_iface);
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return S_OK;
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}
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static ULONG WINAPI IDirectMusicChordMapImpl_AddRef(IDirectMusicChordMap *iface)
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{
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IDirectMusicChordMapImpl *This = impl_from_IDirectMusicChordMap(iface);
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LONG ref = InterlockedIncrement(&This->ref);
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TRACE("(%p) ref=%ld\n", This, ref);
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return ref;
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}
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static ULONG WINAPI IDirectMusicChordMapImpl_Release(IDirectMusicChordMap *iface)
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{
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IDirectMusicChordMapImpl *This = impl_from_IDirectMusicChordMap(iface);
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LONG ref = InterlockedDecrement(&This->ref);
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TRACE("(%p) ref=%ld\n", This, ref);
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if (!ref) {
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HeapFree(GetProcessHeap(), 0, This);
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DMCOMPOS_UnlockModule();
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}
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return ref;
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}
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static HRESULT WINAPI IDirectMusicChordMapImpl_GetScale(IDirectMusicChordMap *iface,
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DWORD *pdwScale)
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{
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IDirectMusicChordMapImpl *This = impl_from_IDirectMusicChordMap(iface);
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FIXME("(%p, %p): stub\n", This, pdwScale);
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return S_OK;
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}
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static const IDirectMusicChordMapVtbl dmchordmap_vtbl = {
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IDirectMusicChordMapImpl_QueryInterface,
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IDirectMusicChordMapImpl_AddRef,
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IDirectMusicChordMapImpl_Release,
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IDirectMusicChordMapImpl_GetScale
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};
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/* IDirectMusicChordMapImpl IDirectMusicObject part: */
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static HRESULT WINAPI chord_IDirectMusicObject_ParseDescriptor(IDirectMusicObject *iface,
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IStream *stream, DMUS_OBJECTDESC *desc)
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{
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struct chunk_entry riff = {0};
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HRESULT hr;
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TRACE("(%p, %p, %p)\n", iface, stream, desc);
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if (!stream || !desc)
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return E_POINTER;
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if ((hr = stream_get_chunk(stream, &riff)) != S_OK)
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return hr;
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if (riff.id != FOURCC_RIFF || riff.type != DMUS_FOURCC_CHORDMAP_FORM) {
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TRACE("loading failed: unexpected %s\n", debugstr_chunk(&riff));
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stream_skip_chunk(stream, &riff);
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return DMUS_E_CHUNKNOTFOUND;
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}
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hr = dmobj_parsedescriptor(stream, &riff, desc, DMUS_OBJ_OBJECT);
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if (FAILED(hr))
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return hr;
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desc->guidClass = CLSID_DirectMusicChordMap;
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desc->dwValidData |= DMUS_OBJ_CLASS;
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TRACE("returning descriptor:\n");
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dump_DMUS_OBJECTDESC(desc);
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return S_OK;
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}
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static const IDirectMusicObjectVtbl dmobject_vtbl = {
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dmobj_IDirectMusicObject_QueryInterface,
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dmobj_IDirectMusicObject_AddRef,
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dmobj_IDirectMusicObject_Release,
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dmobj_IDirectMusicObject_GetDescriptor,
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dmobj_IDirectMusicObject_SetDescriptor,
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chord_IDirectMusicObject_ParseDescriptor
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};
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/* IDirectMusicChordMapImpl IPersistStream part: */
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static inline IDirectMusicChordMapImpl *impl_from_IPersistStream(IPersistStream *iface)
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{
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return CONTAINING_RECORD(iface, IDirectMusicChordMapImpl, dmobj.IPersistStream_iface);
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}
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static HRESULT WINAPI IPersistStreamImpl_Load(IPersistStream *iface, IStream *pStm)
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{
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IDirectMusicChordMapImpl *This = impl_from_IPersistStream(iface);
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FOURCC chunkID;
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DWORD chunkSize, StreamSize, StreamCount, ListSize[3], ListCount[3];
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LARGE_INTEGER liMove; /* used when skipping chunks */
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FIXME("(%p, %p): Loading not implemented yet\n", This, pStm);
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IStream_Read (pStm, &chunkID, sizeof(FOURCC), NULL);
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IStream_Read (pStm, &chunkSize, sizeof(DWORD), NULL);
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TRACE_(dmfile)(": %s chunk (size = %ld)", debugstr_fourcc (chunkID), chunkSize);
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switch (chunkID) {
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case FOURCC_RIFF: {
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IStream_Read (pStm, &chunkID, sizeof(FOURCC), NULL);
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TRACE_(dmfile)(": RIFF chunk of type %s", debugstr_fourcc(chunkID));
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StreamSize = chunkSize - sizeof(FOURCC);
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StreamCount = 0;
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switch (chunkID) {
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case DMUS_FOURCC_CHORDMAP_FORM: {
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TRACE_(dmfile)(": chordmap form\n");
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do {
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IStream_Read (pStm, &chunkID, sizeof(FOURCC), NULL);
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IStream_Read (pStm, &chunkSize, sizeof(FOURCC), NULL);
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StreamCount += sizeof(FOURCC) + sizeof(DWORD) + chunkSize;
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TRACE_(dmfile)(": %s chunk (size = %ld)", debugstr_fourcc (chunkID), chunkSize);
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switch (chunkID) {
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case DMUS_FOURCC_GUID_CHUNK: {
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TRACE_(dmfile)(": GUID chunk\n");
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This->dmobj.desc.dwValidData |= DMUS_OBJ_OBJECT;
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IStream_Read (pStm, &This->dmobj.desc.guidObject, chunkSize, NULL);
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break;
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}
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case DMUS_FOURCC_VERSION_CHUNK: {
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TRACE_(dmfile)(": version chunk\n");
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This->dmobj.desc.dwValidData |= DMUS_OBJ_VERSION;
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IStream_Read (pStm, &This->dmobj.desc.vVersion, chunkSize, NULL);
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break;
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}
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case DMUS_FOURCC_CATEGORY_CHUNK: {
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TRACE_(dmfile)(": category chunk\n");
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This->dmobj.desc.dwValidData |= DMUS_OBJ_CATEGORY;
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IStream_Read (pStm, This->dmobj.desc.wszCategory, chunkSize, NULL);
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break;
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}
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case FOURCC_LIST: {
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IStream_Read (pStm, &chunkID, sizeof(FOURCC), NULL);
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TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(chunkID));
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ListSize[0] = chunkSize - sizeof(FOURCC);
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ListCount[0] = 0;
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switch (chunkID) {
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case DMUS_FOURCC_UNFO_LIST: {
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TRACE_(dmfile)(": UNFO list\n");
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do {
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IStream_Read (pStm, &chunkID, sizeof(FOURCC), NULL);
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IStream_Read (pStm, &chunkSize, sizeof(FOURCC), NULL);
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ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + chunkSize;
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TRACE_(dmfile)(": %s chunk (size = %ld)", debugstr_fourcc (chunkID), chunkSize);
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switch (chunkID) {
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/* don't ask me why, but M$ puts INFO elements in UNFO list sometimes
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(though strings seem to be valid unicode) */
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case mmioFOURCC('I','N','A','M'):
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case DMUS_FOURCC_UNAM_CHUNK: {
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TRACE_(dmfile)(": name chunk\n");
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This->dmobj.desc.dwValidData |= DMUS_OBJ_NAME;
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IStream_Read (pStm, This->dmobj.desc.wszName, chunkSize, NULL);
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break;
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}
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case mmioFOURCC('I','A','R','T'):
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case DMUS_FOURCC_UART_CHUNK: {
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TRACE_(dmfile)(": artist chunk (ignored)\n");
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liMove.QuadPart = chunkSize;
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IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
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break;
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}
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case mmioFOURCC('I','C','O','P'):
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case DMUS_FOURCC_UCOP_CHUNK: {
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TRACE_(dmfile)(": copyright chunk (ignored)\n");
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liMove.QuadPart = chunkSize;
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IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
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break;
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}
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case mmioFOURCC('I','S','B','J'):
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case DMUS_FOURCC_USBJ_CHUNK: {
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TRACE_(dmfile)(": subject chunk (ignored)\n");
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liMove.QuadPart = chunkSize;
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IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
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break;
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}
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case mmioFOURCC('I','C','M','T'):
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case DMUS_FOURCC_UCMT_CHUNK: {
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TRACE_(dmfile)(": comment chunk (ignored)\n");
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liMove.QuadPart = chunkSize;
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IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
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break;
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}
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default: {
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TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
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liMove.QuadPart = chunkSize;
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IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
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break;
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}
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}
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TRACE_(dmfile)(": ListCount[0] = %ld < ListSize[0] = %ld\n", ListCount[0], ListSize[0]);
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} while (ListCount[0] < ListSize[0]);
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break;
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}
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default: {
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TRACE_(dmfile)(": unknown (skipping)\n");
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liMove.QuadPart = chunkSize - sizeof(FOURCC);
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IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
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break;
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}
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}
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break;
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}
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default: {
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TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
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liMove.QuadPart = chunkSize;
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IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
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break;
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}
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}
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TRACE_(dmfile)(": StreamCount[0] = %ld < StreamSize[0] = %ld\n", StreamCount, StreamSize);
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} while (StreamCount < StreamSize);
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break;
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}
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default: {
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TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
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liMove.QuadPart = StreamSize;
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IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
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return E_FAIL;
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}
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}
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TRACE_(dmfile)(": reading finished\n");
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break;
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}
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default: {
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TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
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liMove.QuadPart = chunkSize;
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IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
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return E_FAIL;
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}
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}
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return S_OK;
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}
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static const IPersistStreamVtbl persiststream_vtbl = {
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dmobj_IPersistStream_QueryInterface,
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dmobj_IPersistStream_AddRef,
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dmobj_IPersistStream_Release,
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dmobj_IPersistStream_GetClassID,
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unimpl_IPersistStream_IsDirty,
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IPersistStreamImpl_Load,
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unimpl_IPersistStream_Save,
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unimpl_IPersistStream_GetSizeMax
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};
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/* for ClassFactory */
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HRESULT create_dmchordmap(REFIID lpcGUID, void **ppobj)
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{
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IDirectMusicChordMapImpl* obj;
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HRESULT hr;
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obj = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectMusicChordMapImpl));
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if (NULL == obj) {
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*ppobj = NULL;
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return E_OUTOFMEMORY;
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}
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obj->IDirectMusicChordMap_iface.lpVtbl = &dmchordmap_vtbl;
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obj->ref = 1;
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dmobject_init(&obj->dmobj, &CLSID_DirectMusicChordMap,
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(IUnknown *)&obj->IDirectMusicChordMap_iface);
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obj->dmobj.IDirectMusicObject_iface.lpVtbl = &dmobject_vtbl;
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obj->dmobj.IPersistStream_iface.lpVtbl = &persiststream_vtbl;
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DMCOMPOS_LockModule();
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hr = IDirectMusicChordMap_QueryInterface(&obj->IDirectMusicChordMap_iface, lpcGUID, ppobj);
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IDirectMusicChordMap_Release(&obj->IDirectMusicChordMap_iface);
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return hr;
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}
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