wine/dlls/dmscript/script.c

643 lines
24 KiB
C

/* IDirectMusicScript
*
* Copyright (C) 2003-2004 Rok Mandeljc
* Copyright (C) 2003-2004 Raphael Junqueira
*
* This program 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 program 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 program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include "wine/port.h"
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include "dmscript_private.h"
#include "dmobject.h"
WINE_DEFAULT_DEBUG_CHANNEL(dmscript);
WINE_DECLARE_DEBUG_CHANNEL(dmfile);
/*****************************************************************************
* IDirectMusicScriptImpl implementation
*/
typedef struct IDirectMusicScriptImpl {
IDirectMusicScript IDirectMusicScript_iface;
struct dmobject dmobj;
LONG ref;
IDirectMusicPerformance *pPerformance;
DMUS_IO_SCRIPT_HEADER *pHeader;
DMUS_IO_VERSION *pVersion;
WCHAR *pwzLanguage;
WCHAR *pwzSource;
} IDirectMusicScriptImpl;
static inline IDirectMusicScriptImpl *impl_from_IDirectMusicScript(IDirectMusicScript *iface)
{
return CONTAINING_RECORD(iface, IDirectMusicScriptImpl, IDirectMusicScript_iface);
}
static HRESULT WINAPI IDirectMusicScriptImpl_QueryInterface(IDirectMusicScript *iface, REFIID riid,
void **ret_iface)
{
IDirectMusicScriptImpl *This = impl_from_IDirectMusicScript(iface);
TRACE("(%p, %s, %p)\n", This, debugstr_dmguid(riid), ret_iface);
*ret_iface = NULL;
if (IsEqualIID(riid, &IID_IUnknown) || IsEqualIID(riid, &IID_IDirectMusicScript))
*ret_iface = iface;
else if (IsEqualIID(riid, &IID_IDirectMusicObject))
*ret_iface = &This->dmobj.IDirectMusicObject_iface;
else if (IsEqualIID(riid, &IID_IPersistStream))
*ret_iface = &This->dmobj.IPersistStream_iface;
else {
WARN("(%p, %s, %p): not found\n", This, debugstr_dmguid(riid), ret_iface);
return E_NOINTERFACE;
}
IUnknown_AddRef((IUnknown*)*ret_iface);
return S_OK;
}
static ULONG WINAPI IDirectMusicScriptImpl_AddRef(IDirectMusicScript *iface)
{
IDirectMusicScriptImpl *This = impl_from_IDirectMusicScript(iface);
LONG ref = InterlockedIncrement(&This->ref);
TRACE("(%p) ref=%d\n", This, ref);
return ref;
}
static ULONG WINAPI IDirectMusicScriptImpl_Release(IDirectMusicScript *iface)
{
IDirectMusicScriptImpl *This = impl_from_IDirectMusicScript(iface);
LONG ref = InterlockedDecrement(&This->ref);
TRACE("(%p) ref=%d\n", This, ref);
if (!ref) {
HeapFree(GetProcessHeap(), 0, This->pHeader);
HeapFree(GetProcessHeap(), 0, This->pVersion);
HeapFree(GetProcessHeap(), 0, This->pwzLanguage);
HeapFree(GetProcessHeap(), 0, This->pwzSource);
HeapFree(GetProcessHeap(), 0, This);
DMSCRIPT_UnlockModule();
}
return ref;
}
static HRESULT WINAPI IDirectMusicScriptImpl_Init(IDirectMusicScript *iface,
IDirectMusicPerformance *pPerformance, DMUS_SCRIPT_ERRORINFO *pErrorInfo)
{
IDirectMusicScriptImpl *This = impl_from_IDirectMusicScript(iface);
FIXME("(%p, %p, %p): stub\n", This, pPerformance, pErrorInfo);
This->pPerformance = pPerformance;
return S_OK;
}
static HRESULT WINAPI IDirectMusicScriptImpl_CallRoutine(IDirectMusicScript *iface,
WCHAR *pwszRoutineName, DMUS_SCRIPT_ERRORINFO *pErrorInfo)
{
IDirectMusicScriptImpl *This = impl_from_IDirectMusicScript(iface);
FIXME("(%p, %s, %p): stub\n", This, debugstr_w(pwszRoutineName), pErrorInfo);
/*return E_NOTIMPL;*/
return S_OK;
/*return E_FAIL;*/
}
static HRESULT WINAPI IDirectMusicScriptImpl_SetVariableVariant(IDirectMusicScript *iface,
WCHAR *pwszVariableName, VARIANT varValue, BOOL fSetRef, DMUS_SCRIPT_ERRORINFO *pErrorInfo)
{
IDirectMusicScriptImpl *This = impl_from_IDirectMusicScript(iface);
FIXME("(%p, %s, FIXME, %d, %p): stub\n", This, debugstr_w(pwszVariableName),/* varValue,*/ fSetRef, pErrorInfo);
return S_OK;
}
static HRESULT WINAPI IDirectMusicScriptImpl_GetVariableVariant(IDirectMusicScript *iface,
WCHAR *pwszVariableName, VARIANT *pvarValue, DMUS_SCRIPT_ERRORINFO *pErrorInfo)
{
IDirectMusicScriptImpl *This = impl_from_IDirectMusicScript(iface);
FIXME("(%p, %s, %p, %p): stub\n", This, debugstr_w(pwszVariableName), pvarValue, pErrorInfo);
return S_OK;
}
static HRESULT WINAPI IDirectMusicScriptImpl_SetVariableNumber(IDirectMusicScript *iface,
WCHAR *pwszVariableName, LONG lValue, DMUS_SCRIPT_ERRORINFO *pErrorInfo)
{
IDirectMusicScriptImpl *This = impl_from_IDirectMusicScript(iface);
FIXME("(%p, %s, %i, %p): stub\n", This, debugstr_w(pwszVariableName), lValue, pErrorInfo);
return S_OK;
}
static HRESULT WINAPI IDirectMusicScriptImpl_GetVariableNumber(IDirectMusicScript *iface,
WCHAR *pwszVariableName, LONG *plValue, DMUS_SCRIPT_ERRORINFO *pErrorInfo)
{
IDirectMusicScriptImpl *This = impl_from_IDirectMusicScript(iface);
FIXME("(%p, %s, %p, %p): stub\n", This, debugstr_w(pwszVariableName), plValue, pErrorInfo);
return S_OK;
}
static HRESULT WINAPI IDirectMusicScriptImpl_SetVariableObject(IDirectMusicScript *iface,
WCHAR *pwszVariableName, IUnknown *punkValue, DMUS_SCRIPT_ERRORINFO *pErrorInfo)
{
IDirectMusicScriptImpl *This = impl_from_IDirectMusicScript(iface);
FIXME("(%p, %s, %p, %p): stub\n", This, debugstr_w(pwszVariableName), punkValue, pErrorInfo);
return S_OK;
}
static HRESULT WINAPI IDirectMusicScriptImpl_GetVariableObject(IDirectMusicScript *iface,
WCHAR *pwszVariableName, REFIID riid, void **ppv, DMUS_SCRIPT_ERRORINFO *pErrorInfo)
{
IDirectMusicScriptImpl *This = impl_from_IDirectMusicScript(iface);
FIXME("(%p, %s, %s, %p, %p): stub\n", This, debugstr_w(pwszVariableName), debugstr_dmguid(riid), ppv, pErrorInfo);
return S_OK;
}
static HRESULT WINAPI IDirectMusicScriptImpl_EnumRoutine(IDirectMusicScript *iface, DWORD dwIndex,
WCHAR *pwszName)
{
IDirectMusicScriptImpl *This = impl_from_IDirectMusicScript(iface);
FIXME("(%p, %d, %p): stub\n", This, dwIndex, pwszName);
return S_OK;
}
static HRESULT WINAPI IDirectMusicScriptImpl_EnumVariable(IDirectMusicScript *iface, DWORD dwIndex,
WCHAR *pwszName)
{
IDirectMusicScriptImpl *This = impl_from_IDirectMusicScript(iface);
FIXME("(%p, %d, %p): stub\n", This, dwIndex, pwszName);
return S_OK;
}
static const IDirectMusicScriptVtbl dmscript_vtbl = {
IDirectMusicScriptImpl_QueryInterface,
IDirectMusicScriptImpl_AddRef,
IDirectMusicScriptImpl_Release,
IDirectMusicScriptImpl_Init,
IDirectMusicScriptImpl_CallRoutine,
IDirectMusicScriptImpl_SetVariableVariant,
IDirectMusicScriptImpl_GetVariableVariant,
IDirectMusicScriptImpl_SetVariableNumber,
IDirectMusicScriptImpl_GetVariableNumber,
IDirectMusicScriptImpl_SetVariableObject,
IDirectMusicScriptImpl_GetVariableObject,
IDirectMusicScriptImpl_EnumRoutine,
IDirectMusicScriptImpl_EnumVariable
};
/* IDirectMusicScriptImpl IDirectMusicObject part: */
static inline IDirectMusicScriptImpl *impl_from_IDirectMusicObject(IDirectMusicObject *iface)
{
return CONTAINING_RECORD(iface, IDirectMusicScriptImpl, dmobj.IDirectMusicObject_iface);
}
static HRESULT WINAPI IDirectMusicObjectImpl_ParseDescriptor(IDirectMusicObject *iface,
IStream *pStream, DMUS_OBJECTDESC *pDesc)
{
IDirectMusicScriptImpl *This = impl_from_IDirectMusicObject(iface);
DMUS_PRIVATE_CHUNK Chunk;
DWORD StreamSize, StreamCount, ListSize[1], ListCount[1];
LARGE_INTEGER liMove; /* used when skipping chunks */
TRACE("(%p, %p, %p)\n", This, pStream, pDesc);
/* FIXME: should this be determined from stream? */
pDesc->dwValidData |= DMUS_OBJ_CLASS;
pDesc->guidClass = CLSID_DirectMusicScript;
IStream_Read (pStream, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
TRACE_(dmfile)(": %s chunk (size = 0x%04x)", 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_SCRIPT_FORM) {
TRACE_(dmfile)(": script form\n");
do {
IStream_Read (pStream, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
StreamCount += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
TRACE_(dmfile)(": %s chunk (size = 0x%04x)", 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);
break;
}
case DMUS_FOURCC_VERSION_CHUNK: {
TRACE_(dmfile)(": version chunk\n");
pDesc->dwValidData |= DMUS_OBJ_VERSION;
IStream_Read (pStream, &pDesc->vVersion, Chunk.dwSize, NULL);
break;
}
case DMUS_FOURCC_CATEGORY_CHUNK: {
TRACE_(dmfile)(": category chunk\n");
pDesc->dwValidData |= DMUS_OBJ_CATEGORY;
IStream_Read (pStream, pDesc->wszCategory, Chunk.dwSize, NULL);
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%04x)", 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");
pDesc->dwValidData |= DMUS_OBJ_NAME;
IStream_Read (pStream, pDesc->wszName, Chunk.dwSize, NULL);
break;
}
case mmioFOURCC('I','A','R','T'):
case DMUS_FOURCC_UART_CHUNK: {
TRACE_(dmfile)(": artist chunk (ignored)\n");
liMove.QuadPart = Chunk.dwSize;
IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
break;
}
case mmioFOURCC('I','C','O','P'):
case DMUS_FOURCC_UCOP_CHUNK: {
TRACE_(dmfile)(": copyright chunk (ignored)\n");
liMove.QuadPart = Chunk.dwSize;
IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
break;
}
case mmioFOURCC('I','S','B','J'):
case DMUS_FOURCC_USBJ_CHUNK: {
TRACE_(dmfile)(": subject chunk (ignored)\n");
liMove.QuadPart = Chunk.dwSize;
IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
break;
}
case mmioFOURCC('I','C','M','T'):
case DMUS_FOURCC_UCMT_CHUNK: {
TRACE_(dmfile)(": comment chunk (ignored)\n");
liMove.QuadPart = Chunk.dwSize;
IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
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] = %d < ListSize[0] = %d\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] = %d < StreamSize[0] = %d\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%s\n", debugstr_DMUS_OBJECTDESC (pDesc));
return S_OK;
}
static const IDirectMusicObjectVtbl dmobject_vtbl = {
dmobj_IDirectMusicObject_QueryInterface,
dmobj_IDirectMusicObject_AddRef,
dmobj_IDirectMusicObject_Release,
dmobj_IDirectMusicObject_GetDescriptor,
dmobj_IDirectMusicObject_SetDescriptor,
IDirectMusicObjectImpl_ParseDescriptor
};
/* IDirectMusicScriptImpl IPersistStream part: */
static inline IDirectMusicScriptImpl *impl_from_IPersistStream(IPersistStream *iface)
{
return CONTAINING_RECORD(iface, IDirectMusicScriptImpl, dmobj.IPersistStream_iface);
}
static HRESULT WINAPI IPersistStreamImpl_Load(IPersistStream *iface, IStream *pStm)
{
IDirectMusicScriptImpl *This = impl_from_IPersistStream(iface);
DMUS_PRIVATE_CHUNK Chunk;
DWORD StreamSize, StreamCount, ListSize[3], ListCount[3];
LARGE_INTEGER liMove; /* used when skipping chunks */
LPDIRECTMUSICGETLOADER pGetLoader = NULL;
LPDIRECTMUSICLOADER pLoader = NULL;
FIXME("(%p, %p): Loading not implemented yet\n", This, pStm);
IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
switch (Chunk.fccID) {
case FOURCC_RIFF: {
IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
TRACE_(dmfile)(": RIFF chunk of type %s", debugstr_fourcc(Chunk.fccID));
StreamSize = Chunk.dwSize - sizeof(FOURCC);
StreamCount = 0;
switch (Chunk.fccID) {
case DMUS_FOURCC_SCRIPT_FORM: {
TRACE_(dmfile)(": script form\n");
do {
IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
StreamCount += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
switch (Chunk.fccID) {
case DMUS_FOURCC_SCRIPT_CHUNK: {
TRACE_(dmfile)(": script header chunk\n");
This->pHeader = HeapAlloc (GetProcessHeap (), HEAP_ZERO_MEMORY, Chunk.dwSize);
IStream_Read (pStm, This->pHeader, Chunk.dwSize, NULL);
break;
}
case DMUS_FOURCC_SCRIPTVERSION_CHUNK: {
TRACE_(dmfile)(": script version chunk\n");
This->pVersion = HeapAlloc (GetProcessHeap (), HEAP_ZERO_MEMORY, Chunk.dwSize);
IStream_Read (pStm, This->pVersion, Chunk.dwSize, NULL);
TRACE_(dmfile)("version: 0x%08x.0x%08x\n", This->pVersion->dwVersionMS, This->pVersion->dwVersionLS);
break;
}
case DMUS_FOURCC_SCRIPTLANGUAGE_CHUNK: {
TRACE_(dmfile)(": script language chunk\n");
This->pwzLanguage = HeapAlloc (GetProcessHeap (), HEAP_ZERO_MEMORY, Chunk.dwSize);
IStream_Read (pStm, This->pwzLanguage, Chunk.dwSize, NULL);
TRACE_(dmfile)("using language: %s\n", debugstr_w(This->pwzLanguage));
break;
}
case DMUS_FOURCC_SCRIPTSOURCE_CHUNK: {
TRACE_(dmfile)(": script source chunk\n");
This->pwzSource = HeapAlloc (GetProcessHeap (), HEAP_ZERO_MEMORY, Chunk.dwSize);
IStream_Read (pStm, This->pwzSource, Chunk.dwSize, NULL);
if (TRACE_ON(dmscript)) {
int count = WideCharToMultiByte(CP_ACP, 0, This->pwzSource, -1, NULL, 0, NULL, NULL);
LPSTR str = HeapAlloc(GetProcessHeap (), 0, count);
WideCharToMultiByte(CP_ACP, 0, This->pwzSource, -1, str, count, NULL, NULL);
str[count-1] = '\n';
TRACE("source:\n");
write( 2, str, count );
HeapFree(GetProcessHeap(), 0, str);
}
break;
}
case DMUS_FOURCC_GUID_CHUNK: {
TRACE_(dmfile)(": GUID chunk\n");
This->dmobj.desc.dwValidData |= DMUS_OBJ_OBJECT;
IStream_Read (pStm, &This->dmobj.desc.guidObject, Chunk.dwSize, NULL);
break;
}
case DMUS_FOURCC_VERSION_CHUNK: {
TRACE_(dmfile)(": version chunk\n");
This->dmobj.desc.dwValidData |= DMUS_OBJ_VERSION;
IStream_Read (pStm, &This->dmobj.desc.vVersion, Chunk.dwSize, NULL);
break;
}
case DMUS_FOURCC_CATEGORY_CHUNK: {
TRACE_(dmfile)(": category chunk\n");
This->dmobj.desc.dwValidData |= DMUS_OBJ_CATEGORY;
IStream_Read (pStm, This->dmobj.desc.wszCategory, Chunk.dwSize, NULL);
break;
}
case FOURCC_RIFF: {
IDirectMusicObject* pObject = NULL;
DMUS_OBJECTDESC desc;
ZeroMemory (&desc, sizeof(DMUS_OBJECTDESC));
desc.dwSize = sizeof(DMUS_OBJECTDESC);
desc.dwValidData = DMUS_OBJ_STREAM | DMUS_OBJ_CLASS;
desc.guidClass = CLSID_DirectMusicContainer;
desc.pStream = NULL;
IStream_Clone (pStm, &desc.pStream);
liMove.QuadPart = 0;
liMove.QuadPart -= (sizeof(FOURCC) + sizeof(DWORD));
IStream_Seek (desc.pStream, liMove, STREAM_SEEK_CUR, NULL);
IStream_QueryInterface (pStm, &IID_IDirectMusicGetLoader, (LPVOID*)&pGetLoader);
IDirectMusicGetLoader_GetLoader (pGetLoader, &pLoader);
IDirectMusicGetLoader_Release (pGetLoader);
if (SUCCEEDED(IDirectMusicLoader_GetObject (pLoader, &desc, &IID_IDirectMusicObject, (LPVOID*) &pObject))) {
IDirectMusicObject_Release (pObject);
} else {
ERR_(dmfile)("Error on GetObject while trying to load Scrip SubContainer\n");
}
IDirectMusicLoader_Release (pLoader); pLoader = NULL; /* release loader */
IStream_Release(desc.pStream); desc.pStream = NULL; /* release cloned stream */
liMove.QuadPart = Chunk.dwSize;
IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
/*
IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
TRACE_(dmfile)(": RIFF chunk of type %s", debugstr_fourcc(Chunk.fccID));
ListSize[0] = Chunk.dwSize - sizeof(FOURCC);
ListCount[0] = 0;
switch (Chunk.fccID) {
default: {
TRACE_(dmfile)(": unknown (skipping)\n");
liMove.QuadPart = Chunk.dwSize - sizeof(FOURCC);
IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
break;
}
}
*/
break;
}
case FOURCC_LIST: {
IStream_Read (pStm, &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) {
case DMUS_FOURCC_UNFO_LIST: {
TRACE_(dmfile)(": UNFO list\n");
do {
IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
TRACE_(dmfile)(": %s chunk (size = %d)", 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");
This->dmobj.desc.dwValidData |= DMUS_OBJ_NAME;
IStream_Read (pStm, This->dmobj.desc.wszName, Chunk.dwSize, NULL);
break;
}
case mmioFOURCC('I','A','R','T'):
case DMUS_FOURCC_UART_CHUNK: {
TRACE_(dmfile)(": artist chunk (ignored)\n");
liMove.QuadPart = Chunk.dwSize;
IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
break;
}
case mmioFOURCC('I','C','O','P'):
case DMUS_FOURCC_UCOP_CHUNK: {
TRACE_(dmfile)(": copyright chunk (ignored)\n");
liMove.QuadPart = Chunk.dwSize;
IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
break;
}
case mmioFOURCC('I','S','B','J'):
case DMUS_FOURCC_USBJ_CHUNK: {
TRACE_(dmfile)(": subject chunk (ignored)\n");
liMove.QuadPart = Chunk.dwSize;
IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
break;
}
case mmioFOURCC('I','C','M','T'):
case DMUS_FOURCC_UCMT_CHUNK: {
TRACE_(dmfile)(": comment chunk (ignored)\n");
liMove.QuadPart = Chunk.dwSize;
IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
break;
}
default: {
TRACE_(dmfile)(": unknown sub-chunk (irrelevant & skipping)\n");
liMove.QuadPart = Chunk.dwSize;
IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
break;
}
}
TRACE_(dmfile)(": ListCount[0] = %d < ListSize[0] = %d\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 (pStm, liMove, STREAM_SEEK_CUR, NULL);
break;
}
}
break;
}
default: {
TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
liMove.QuadPart = Chunk.dwSize;
IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
break;
}
}
TRACE_(dmfile)(": StreamCount[0] = %d < StreamSize[0] = %d\n", StreamCount, StreamSize);
} while (StreamCount < StreamSize);
break;
}
default: {
TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
liMove.QuadPart = StreamSize;
IStream_Seek (pStm, 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 (pStm, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
return E_FAIL;
}
}
return S_OK;
}
static const IPersistStreamVtbl persiststream_vtbl = {
dmobj_IPersistStream_QueryInterface,
dmobj_IPersistStream_AddRef,
dmobj_IPersistStream_Release,
unimpl_IPersistStream_GetClassID,
unimpl_IPersistStream_IsDirty,
IPersistStreamImpl_Load,
unimpl_IPersistStream_Save,
unimpl_IPersistStream_GetSizeMax
};
/* for ClassFactory */
HRESULT WINAPI DMUSIC_CreateDirectMusicScriptImpl(REFIID lpcGUID, void **ppobj, IUnknown *pUnkOuter)
{
IDirectMusicScriptImpl *obj;
HRESULT hr;
*ppobj = NULL;
if (pUnkOuter)
return CLASS_E_NOAGGREGATION;
obj = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectMusicScriptImpl));
if (!obj)
return E_OUTOFMEMORY;
obj->IDirectMusicScript_iface.lpVtbl = &dmscript_vtbl;
obj->ref = 1;
dmobject_init(&obj->dmobj, &CLSID_DirectMusicScript, (IUnknown*)&obj->IDirectMusicScript_iface);
obj->dmobj.IDirectMusicObject_iface.lpVtbl = &dmobject_vtbl;
obj->dmobj.IPersistStream_iface.lpVtbl = &persiststream_vtbl;
DMSCRIPT_LockModule();
hr = IDirectMusicScript_QueryInterface(&obj->IDirectMusicScript_iface, lpcGUID, ppobj);
IDirectMusicScript_Release(&obj->IDirectMusicScript_iface);
return hr;
}