dlls/msxml3/xmldoc.c

   1 /*
   2  * XML Document implementation
   3  *
   4  * Copyright 2007 James Hawkins
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #define COBJMACROS
  22
  23 #include "config.h"
  24
  25 #include <stdarg.h>
  26 #ifdef HAVE_LIBXML2
  27 # include <libxml/parser.h>
  28 # include <libxml/xmlerror.h>
  29 #endif
  30
  31 #include "windef.h"
  32 #include "winbase.h"
  33 #include "winuser.h"
  34 #include "ole2.h"
  35 #include "msxml6.h"
  36 #include "wininet.h"
  37 #include "winreg.h"
  38 #include "shlwapi.h"
  39 #include "ocidl.h"
  40
  41 #include "wine/debug.h"
  42
  43 #include "msxml_private.h"
  44
  45 WINE_DEFAULT_DEBUG_CHANNEL(msxml);
  46
  47 #ifdef HAVE_LIBXML2
  48
  49 /* FIXME: IXMLDocument needs to implement
  50  *   - IXMLError
  51  *   - IPersistMoniker
  52  */
  53
  54 typedef struct _xmldoc
  55 {
  56     IXMLDocument IXMLDocument_iface;
  57     IPersistStreamInit IPersistStreamInit_iface;
  58     LONG ref;
  59     HRESULT error;
  60
  61     /* IXMLDocument */
  62     xmlDocPtr xmldoc;
  63
  64     /* IPersistStream */
  65     IStream *stream;
  66 } xmldoc;
  67
  68 static inline xmldoc *impl_from_IXMLDocument(IXMLDocument *iface)
  69 {
  70     return CONTAINING_RECORD(iface, xmldoc, IXMLDocument_iface);
  71 }
  72
  73 static inline xmldoc *impl_from_IPersistStreamInit(IPersistStreamInit *iface)
  74 {
  75     return CONTAINING_RECORD(iface, xmldoc, IPersistStreamInit_iface);
  76 }
  77
  78 static HRESULT WINAPI xmldoc_QueryInterface(IXMLDocument *iface, REFIID riid, void** ppvObject)
  79 {
  80     xmldoc *This = impl_from_IXMLDocument(iface);
  81
  82     TRACE("%p %s %p\n", This, debugstr_guid(riid), ppvObject);
  83
  84     if (IsEqualGUID(riid, &IID_IUnknown)  ||
  85         IsEqualGUID(riid, &IID_IDispatch) ||
  86         IsEqualGUID(riid, &IID_IXMLDocument))
  87     {
  88         *ppvObject = iface;
  89     }
  90     else if (IsEqualGUID(&IID_IPersistStreamInit, riid) ||
  91              IsEqualGUID(&IID_IPersistStream, riid))
  92     {
  93         *ppvObject = &This->IPersistStreamInit_iface;
  94     }
  95     else
  96     {
  97         FIXME("interface %s not implemented\n", debugstr_guid(riid));
  98         *ppvObject = NULL;
  99         return E_NOINTERFACE;
 100     }
 101
 102     IXMLDocument_AddRef(iface);
 103
 104     return S_OK;
 105 }
 106
 107 static ULONG WINAPI xmldoc_AddRef(IXMLDocument *iface)
 108 {
 109     xmldoc *This = impl_from_IXMLDocument(iface);
 110     ULONG ref = InterlockedIncrement(&This->ref);
 111     TRACE("(%p)->(%d)\n", This, ref);
 112     return ref;
 113 }
 114
 115 static ULONG WINAPI xmldoc_Release(IXMLDocument *iface)
 116 {
 117     xmldoc *This = impl_from_IXMLDocument(iface);
 118     LONG ref = InterlockedDecrement(&This->ref);
 119
 120     TRACE("(%p)->(%d)\n", This, ref);
 121
 122     if (ref == 0)
 123     {
 124         xmlFreeDoc(This->xmldoc);
 125         if (This->stream) IStream_Release(This->stream);
 126         heap_free(This);
 127     }
 128
 129     return ref;
 130 }
 131
 132 static HRESULT WINAPI xmldoc_GetTypeInfoCount(IXMLDocument *iface, UINT* pctinfo)
 133 {
 134     xmldoc *This = impl_from_IXMLDocument(iface);
 135
 136     TRACE("(%p)->(%p)\n", This, pctinfo);
 137
 138     *pctinfo = 1;
 139
 140     return S_OK;
 141 }
 142
 143 static HRESULT WINAPI xmldoc_GetTypeInfo(IXMLDocument *iface, UINT iTInfo,
 144                                          LCID lcid, ITypeInfo** ppTInfo)
 145 {
 146     xmldoc *This = impl_from_IXMLDocument(iface);
 147
 148     TRACE("(%p)->(%u %u %p)\n", This, iTInfo, lcid, ppTInfo);
 149
 150     return get_typeinfo(IXMLDocument_tid, ppTInfo);
 151 }
 152
 153 static HRESULT WINAPI xmldoc_GetIDsOfNames(IXMLDocument *iface, REFIID riid,
 154                                            LPOLESTR* rgszNames, UINT cNames,
 155                                            LCID lcid, DISPID* rgDispId)
 156 {
 157     xmldoc *This = impl_from_IXMLDocument(iface);
 158     ITypeInfo *typeinfo;
 159     HRESULT hr;
 160
 161     TRACE("(%p)->(%s %p %u %u %p)\n", This, debugstr_guid(riid), rgszNames, cNames,
 162           lcid, rgDispId);
 163
 164     if(!rgszNames || cNames == 0 || !rgDispId)
 165         return E_INVALIDARG;
 166
 167     hr = get_typeinfo(IXMLDocument_tid, &typeinfo);
 168     if(SUCCEEDED(hr))
 169     {
 170         hr = ITypeInfo_GetIDsOfNames(typeinfo, rgszNames, cNames, rgDispId);
 171         ITypeInfo_Release(typeinfo);
 172     }
 173
 174     return hr;
 175 }
 176
 177 static HRESULT WINAPI xmldoc_Invoke(IXMLDocument *iface, DISPID dispIdMember,
 178                                     REFIID riid, LCID lcid, WORD wFlags,
 179                                     DISPPARAMS* pDispParams, VARIANT* pVarResult,
 180                                     EXCEPINFO* pExcepInfo, UINT* puArgErr)
 181 {
 182     xmldoc *This = impl_from_IXMLDocument(iface);
 183     ITypeInfo *typeinfo;
 184     HRESULT hr;
 185
 186     TRACE("(%p)->(%d %s %d %d %p %p %p %p)\n", This, dispIdMember, debugstr_guid(riid),
 187           lcid, wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
 188
 189     hr = get_typeinfo(IXMLDocument_tid, &typeinfo);
 190     if(SUCCEEDED(hr))
 191     {
 192         hr = ITypeInfo_Invoke(typeinfo, &This->IXMLDocument_iface, dispIdMember, wFlags,
 193                 pDispParams, pVarResult, pExcepInfo, puArgErr);
 194         ITypeInfo_Release(typeinfo);
 195     }
 196
 197     return hr;
 198 }
 199
 200 static HRESULT WINAPI xmldoc_get_root(IXMLDocument *iface, IXMLElement **p)
 201 {
 202     xmldoc *This = impl_from_IXMLDocument(iface);
 203     xmlNodePtr root;
 204
 205     TRACE("(%p, %p)\n", iface, p);
 206
 207     if (!p)
 208         return E_INVALIDARG;
 209
 210     *p = NULL;
 211
 212     if (!(root = xmlDocGetRootElement(This->xmldoc)))
 213         return E_FAIL;
 214
 215     return XMLElement_create(root, (LPVOID *)p, FALSE);
 216 }
 217
 218 static HRESULT WINAPI xmldoc_get_fileSize(IXMLDocument *iface, BSTR *p)
 219 {
 220     FIXME("(%p, %p): stub\n", iface, p);
 221     return E_NOTIMPL;
 222 }
 223
 224 static HRESULT WINAPI xmldoc_put_fileModifiedDate(IXMLDocument *iface, BSTR *p)
 225 {
 226     FIXME("(%p, %p): stub\n", iface, p);
 227     return E_NOTIMPL;
 228 }
 229
 230 static HRESULT WINAPI xmldoc_get_fileUpdatedDate(IXMLDocument *iface, BSTR *p)
 231 {
 232     FIXME("(%p, %p): stub\n", iface, p);
 233     return E_NOTIMPL;
 234 }
 235
 236 static HRESULT WINAPI xmldoc_get_URL(IXMLDocument *iface, BSTR *p)
 237 {
 238     FIXME("(%p, %p): stub\n", iface, p);
 239     return E_NOTIMPL;
 240 }
 241
 242 typedef struct {
 243     IBindStatusCallback IBindStatusCallback_iface;
 244 } bsc;
 245
 246 static HRESULT WINAPI bsc_QueryInterface(
 247     IBindStatusCallback *iface,
 248     REFIID riid,
 249     LPVOID *ppobj )
 250 {
 251     if (IsEqualGUID(riid, &IID_IUnknown) ||
 252         IsEqualGUID(riid, &IID_IBindStatusCallback))
 253     {
 254         IBindStatusCallback_AddRef( iface );
 255         *ppobj = iface;
 256         return S_OK;
 257     }
 258
 259     TRACE("interface %s not implemented\n", debugstr_guid(riid));
 260     return E_NOINTERFACE;
 261 }
 262
 263 static ULONG WINAPI bsc_AddRef(
 264     IBindStatusCallback *iface )
 265 {
 266     return 2;
 267 }
 268
 269 static ULONG WINAPI bsc_Release(
 270     IBindStatusCallback *iface )
 271 {
 272     return 1;
 273 }
 274
 275 static HRESULT WINAPI bsc_OnStartBinding(
 276         IBindStatusCallback* iface,
 277         DWORD dwReserved,
 278         IBinding* pib)
 279 {
 280     return S_OK;
 281 }
 282
 283 static HRESULT WINAPI bsc_GetPriority(
 284         IBindStatusCallback* iface,
 285         LONG* pnPriority)
 286 {
 287     return S_OK;
 288 }
 289
 290 static HRESULT WINAPI bsc_OnLowResource(
 291         IBindStatusCallback* iface,
 292         DWORD reserved)
 293 {
 294     return S_OK;
 295 }
 296
 297 static HRESULT WINAPI bsc_OnProgress(
 298         IBindStatusCallback* iface,
 299         ULONG ulProgress,
 300         ULONG ulProgressMax,
 301         ULONG ulStatusCode,
 302         LPCWSTR szStatusText)
 303 {
 304     return S_OK;
 305 }
 306
 307 static HRESULT WINAPI bsc_OnStopBinding(
 308         IBindStatusCallback* iface,
 309         HRESULT hresult,
 310         LPCWSTR szError)
 311 {
 312     return S_OK;
 313 }
 314
 315 static HRESULT WINAPI bsc_GetBindInfo(
 316         IBindStatusCallback* iface,
 317         DWORD* grfBINDF,
 318         BINDINFO* pbindinfo)
 319 {
 320     *grfBINDF = BINDF_RESYNCHRONIZE;
 321
 322     return S_OK;
 323 }
 324
 325 static HRESULT WINAPI bsc_OnDataAvailable(
 326         IBindStatusCallback* iface,
 327         DWORD grfBSCF,
 328         DWORD dwSize,
 329         FORMATETC* pformatetc,
 330         STGMEDIUM* pstgmed)
 331 {
 332     return S_OK;
 333 }
 334
 335 static HRESULT WINAPI bsc_OnObjectAvailable(
 336         IBindStatusCallback* iface,
 337         REFIID riid,
 338         IUnknown* punk)
 339 {
 340     return S_OK;
 341 }
 342
 343 static const struct IBindStatusCallbackVtbl bsc_vtbl =
 344 {
 345     bsc_QueryInterface,
 346     bsc_AddRef,
 347     bsc_Release,
 348     bsc_OnStartBinding,
 349     bsc_GetPriority,
 350     bsc_OnLowResource,
 351     bsc_OnProgress,
 352     bsc_OnStopBinding,
 353     bsc_GetBindInfo,
 354     bsc_OnDataAvailable,
 355     bsc_OnObjectAvailable
 356 };
 357
 358 static bsc xmldoc_bsc = { { &bsc_vtbl } };
 359
 360 static HRESULT WINAPI xmldoc_put_URL(IXMLDocument *iface, BSTR p)
 361 {
 362     WCHAR url[INTERNET_MAX_URL_LENGTH];
 363     IStream *stream;
 364     IBindCtx *bctx;
 365     IMoniker *moniker;
 366     IPersistStreamInit *persist;
 367     HRESULT hr;
 368
 369     TRACE("(%p, %s)\n", iface, debugstr_w(p));
 370
 371     if (!p)
 372         return E_INVALIDARG;
 373
 374     if (!PathIsURLW(p))
 375     {
 376         WCHAR fullpath[MAX_PATH];
 377         DWORD needed = sizeof(url) / sizeof(WCHAR);
 378
 379         if (!PathSearchAndQualifyW(p, fullpath, sizeof(fullpath) / sizeof(WCHAR)))
 380         {
 381             ERR("can't find path\n");
 382             return E_FAIL;
 383         }
 384
 385         if (FAILED(UrlCreateFromPathW(fullpath, url, &needed, 0)))
 386         {
 387             ERR("can't create url from path\n");
 388             return E_FAIL;
 389         }
 390
 391         p = url;
 392     }
 393
 394     hr = CreateURLMoniker(NULL, p, &moniker);
 395     if (FAILED(hr))
 396         return hr;
 397
 398     CreateAsyncBindCtx(0, &xmldoc_bsc.IBindStatusCallback_iface, 0, &bctx);
 399
 400     hr = IMoniker_BindToStorage(moniker, bctx, NULL, &IID_IStream, (LPVOID *)&stream);
 401     IBindCtx_Release(bctx);
 402     IMoniker_Release(moniker);
 403     if (FAILED(hr))
 404         return hr;
 405
 406     hr = IXMLDocument_QueryInterface(iface, &IID_IPersistStreamInit, (LPVOID *)&persist);
 407     if (FAILED(hr))
 408     {
 409         IStream_Release(stream);
 410         return hr;
 411     }
 412
 413     hr = IPersistStreamInit_Load(persist, stream);
 414     IPersistStreamInit_Release(persist);
 415     IStream_Release(stream);
 416
 417     return hr;
 418 }
 419
 420 static HRESULT WINAPI xmldoc_get_mimeType(IXMLDocument *iface, BSTR *p)
 421 {
 422     FIXME("(%p, %p): stub\n", iface, p);
 423     return E_NOTIMPL;
 424 }
 425
 426 static HRESULT WINAPI xmldoc_get_readyState(IXMLDocument *iface, LONG *p)
 427 {
 428     FIXME("(%p, %p): stub\n", iface, p);
 429     return E_NOTIMPL;
 430 }
 431
 432 static HRESULT WINAPI xmldoc_get_charset(IXMLDocument *iface, BSTR *p)
 433 {
 434     FIXME("(%p, %p): stub\n", iface, p);
 435     return E_NOTIMPL;
 436 }
 437
 438 static HRESULT WINAPI xmldoc_put_charset(IXMLDocument *iface, BSTR p)
 439 {
 440     FIXME("(%p, %p): stub\n", iface, p);
 441     return E_NOTIMPL;
 442 }
 443
 444 static HRESULT WINAPI xmldoc_get_version(IXMLDocument *iface, BSTR *p)
 445 {
 446     xmldoc *This = impl_from_IXMLDocument(iface);
 447
 448     TRACE("(%p, %p)\n", This, p);
 449
 450     if (!p) return E_INVALIDARG;
 451     *p = bstr_from_xmlChar(This->xmldoc->version);
 452
 453     return S_OK;
 454 }
 455
 456 static HRESULT WINAPI xmldoc_get_doctype(IXMLDocument *iface, BSTR *p)
 457 {
 458     xmldoc *This = impl_from_IXMLDocument(iface);
 459     xmlDtd *dtd;
 460
 461     TRACE("(%p, %p)\n", This, p);
 462
 463     if (!p) return E_INVALIDARG;
 464
 465     dtd = xmlGetIntSubset(This->xmldoc);
 466     if (!dtd) return S_FALSE;
 467
 468     *p = bstr_from_xmlChar(dtd->name);
 469     CharUpperBuffW(*p, SysStringLen(*p));
 470
 471     return S_OK;
 472 }
 473
 474 static HRESULT WINAPI xmldoc_get_dtdURl(IXMLDocument *iface, BSTR *p)
 475 {
 476     FIXME("(%p, %p): stub\n", iface, p);
 477     return E_NOTIMPL;
 478 }
 479
 480 static xmlElementType type_msxml_to_libxml(LONG type)
 481 {
 482     switch (type)
 483     {
 484         case XMLELEMTYPE_ELEMENT:
 485             return XML_ELEMENT_NODE;
 486         case XMLELEMTYPE_TEXT:
 487             return XML_TEXT_NODE;
 488         case XMLELEMTYPE_COMMENT:
 489             return XML_COMMENT_NODE;
 490         case XMLELEMTYPE_DOCUMENT:
 491             return XML_DOCUMENT_NODE;
 492         case XMLELEMTYPE_DTD:
 493             return XML_DTD_NODE;
 494         case XMLELEMTYPE_PI:
 495             return XML_PI_NODE;
 496         default:
 497             break;
 498     }
 499
 500     return -1; /* FIXME: what is OTHER in msxml? */
 501 }
 502
 503 static HRESULT WINAPI xmldoc_createElement(IXMLDocument *iface, VARIANT vType,
 504                                            VARIANT var1, IXMLElement **ppElem)
 505 {
 506     xmlNodePtr node;
 507     static const xmlChar empty[] = "\0";
 508
 509     TRACE("(%p)->(%s %s %p)\n", iface, debugstr_variant(&vType),
 510         debugstr_variant(&var1), ppElem);
 511
 512     if (!ppElem)
 513         return E_INVALIDARG;
 514
 515     *ppElem = NULL;
 516
 517     if (V_VT(&vType) != VT_I4)
 518         return E_INVALIDARG;
 519
 520     if(type_msxml_to_libxml(V_I4(&vType)) == -1)
 521         return E_NOTIMPL;
 522
 523     node = xmlNewNode(NULL, empty);
 524     node->type = type_msxml_to_libxml(V_I4(&vType));
 525
 526     /* FIXME: create xmlNodePtr based on vType and var1 */
 527     return XMLElement_create(node, (LPVOID *)ppElem, TRUE);
 528 }
 529
 530 static const struct IXMLDocumentVtbl xmldoc_vtbl =
 531 {
 532     xmldoc_QueryInterface,
 533     xmldoc_AddRef,
 534     xmldoc_Release,
 535     xmldoc_GetTypeInfoCount,
 536     xmldoc_GetTypeInfo,
 537     xmldoc_GetIDsOfNames,
 538     xmldoc_Invoke,
 539     xmldoc_get_root,
 540     xmldoc_get_fileSize,
 541     xmldoc_put_fileModifiedDate,
 542     xmldoc_get_fileUpdatedDate,
 543     xmldoc_get_URL,
 544     xmldoc_put_URL,
 545     xmldoc_get_mimeType,
 546     xmldoc_get_readyState,
 547     xmldoc_get_charset,
 548     xmldoc_put_charset,
 549     xmldoc_get_version,
 550     xmldoc_get_doctype,
 551     xmldoc_get_dtdURl,
 552     xmldoc_createElement
 553 };
 554
 555 /************************************************************************
 556  * xmldoc implementation of IPersistStreamInit.
 557  */
 558 static HRESULT WINAPI xmldoc_IPersistStreamInit_QueryInterface(
 559     IPersistStreamInit *iface, REFIID riid, LPVOID *ppvObj)
 560 {
 561     xmldoc *this = impl_from_IPersistStreamInit(iface);
 562     return IXMLDocument_QueryInterface(&this->IXMLDocument_iface, riid, ppvObj);
 563 }
 564
 565 static ULONG WINAPI xmldoc_IPersistStreamInit_AddRef(
 566     IPersistStreamInit *iface)
 567 {
 568     xmldoc *this = impl_from_IPersistStreamInit(iface);
 569     return IXMLDocument_AddRef(&this->IXMLDocument_iface);
 570 }
 571
 572 static ULONG WINAPI xmldoc_IPersistStreamInit_Release(
 573     IPersistStreamInit *iface)
 574 {
 575     xmldoc *this = impl_from_IPersistStreamInit(iface);
 576     return IXMLDocument_Release(&this->IXMLDocument_iface);
 577 }
 578
 579 static HRESULT WINAPI xmldoc_IPersistStreamInit_GetClassID(
 580     IPersistStreamInit *iface, CLSID *classid)
 581 {
 582     xmldoc *this = impl_from_IPersistStreamInit(iface);
 583     TRACE("(%p,%p)\n", this, classid);
 584
 585     if (!classid) return E_POINTER;
 586
 587     *classid = CLSID_XMLDocument;
 588     return S_OK;
 589 }
 590
 591 static HRESULT WINAPI xmldoc_IPersistStreamInit_IsDirty(
 592     IPersistStreamInit *iface)
 593 {
 594     FIXME("(%p): stub!\n", iface);
 595     return E_NOTIMPL;
 596 }
 597
 598 static xmlDocPtr parse_xml(char *ptr, int len)
 599 {
 600 #ifdef HAVE_XMLREADMEMORY
 601     return xmlReadMemory(ptr, len, NULL, NULL,
 602                          XML_PARSE_NOERROR | XML_PARSE_NOWARNING | XML_PARSE_NOBLANKS);
 603 #else
 604     return xmlParseMemory(ptr, len);
 605 #endif
 606 }
 607
 608 static HRESULT WINAPI xmldoc_IPersistStreamInit_Load(
 609     IPersistStreamInit *iface, LPSTREAM pStm)
 610 {
 611     xmldoc *This = impl_from_IPersistStreamInit(iface);
 612     HRESULT hr;
 613     HGLOBAL hglobal;
 614     DWORD read, written, len;
 615     BYTE buf[4096];
 616     char *ptr;
 617
 618     TRACE("(%p, %p)\n", iface, pStm);
 619
 620     if (!pStm)
 621         return E_INVALIDARG;
 622
 623     /* release previously allocated stream */
 624     if (This->stream) IStream_Release(This->stream);
 625     hr = CreateStreamOnHGlobal(NULL, TRUE, &This->stream);
 626     if (FAILED(hr))
 627         return hr;
 628
 629     do
 630     {
 631         IStream_Read(pStm, buf, sizeof(buf), &read);
 632         hr = IStream_Write(This->stream, buf, read, &written);
 633     } while(SUCCEEDED(hr) && written != 0 && read != 0);
 634
 635     if (FAILED(hr))
 636     {
 637         ERR("Failed to copy stream\n");
 638         return hr;
 639     }
 640
 641     hr = GetHGlobalFromStream(This->stream, &hglobal);
 642     if (FAILED(hr))
 643         return hr;
 644
 645     len = GlobalSize(hglobal);
 646     ptr = GlobalLock(hglobal);
 647     if (len != 0)
 648     {
 649         xmlFreeDoc(This->xmldoc);
 650         This->xmldoc = parse_xml(ptr, len);
 651     }
 652     GlobalUnlock(hglobal);
 653
 654     if (!This->xmldoc)
 655     {
 656         ERR("Failed to parse xml\n");
 657         return E_FAIL;
 658     }
 659
 660     return S_OK;
 661 }
 662
 663 static HRESULT WINAPI xmldoc_IPersistStreamInit_Save(
 664     IPersistStreamInit *iface, LPSTREAM pStm, BOOL fClearDirty)
 665 {
 666     FIXME("(%p, %p, %d): stub!\n", iface, pStm, fClearDirty);
 667     return E_NOTIMPL;
 668 }
 669
 670 static HRESULT WINAPI xmldoc_IPersistStreamInit_GetSizeMax(
 671     IPersistStreamInit *iface, ULARGE_INTEGER *pcbSize)
 672 {
 673     xmldoc *This = impl_from_IPersistStreamInit(iface);
 674     TRACE("(%p, %p)\n", This, pcbSize);
 675     return E_NOTIMPL;
 676 }
 677
 678 static HRESULT WINAPI xmldoc_IPersistStreamInit_InitNew(
 679     IPersistStreamInit *iface)
 680 {
 681     xmldoc *This = impl_from_IPersistStreamInit(iface);
 682     TRACE("(%p)\n", This);
 683     return S_OK;
 684 }
 685
 686 static const IPersistStreamInitVtbl xmldoc_IPersistStreamInit_VTable =
 687 {
 688   xmldoc_IPersistStreamInit_QueryInterface,
 689   xmldoc_IPersistStreamInit_AddRef,
 690   xmldoc_IPersistStreamInit_Release,
 691   xmldoc_IPersistStreamInit_GetClassID,
 692   xmldoc_IPersistStreamInit_IsDirty,
 693   xmldoc_IPersistStreamInit_Load,
 694   xmldoc_IPersistStreamInit_Save,
 695   xmldoc_IPersistStreamInit_GetSizeMax,
 696   xmldoc_IPersistStreamInit_InitNew
 697 };
 698
 699 HRESULT XMLDocument_create(LPVOID *ppObj)
 700 {
 701     xmldoc *doc;
 702
 703     TRACE("(%p)\n", ppObj);
 704
 705     doc = heap_alloc(sizeof (*doc));
 706     if(!doc)
 707         return E_OUTOFMEMORY;
 708
 709     doc->IXMLDocument_iface.lpVtbl = &xmldoc_vtbl;
 710     doc->IPersistStreamInit_iface.lpVtbl = &xmldoc_IPersistStreamInit_VTable;
 711     doc->ref = 1;
 712     doc->error = S_OK;
 713     doc->xmldoc = NULL;
 714     doc->stream = NULL;
 715
 716     *ppObj = &doc->IXMLDocument_iface;
 717
 718     TRACE("returning iface %p\n", *ppObj);
 719     return S_OK;
 720 }
 721
 722 #else
 723
 724 HRESULT XMLDocument_create(LPVOID *ppObj)
 725 {
 726     MESSAGE("This program tried to use an XMLDocument object, but\n"
 727             "libxml2 support was not present at compile time.\n");
 728     return E_NOTIMPL;
 729 }
 730
 731 #endif