dlls/msxml3/dispex.c

   1 /*
   2  * Copyright 2008 Jacek Caban for CodeWeavers
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  */
  18
  19 #define COBJMACROS
  20
  21 #include "config.h"
  22
  23 #include <stdarg.h>
  24 #ifdef HAVE_LIBXML2
  25 # include <libxml/parser.h>
  26 # include <libxml/xmlerror.h>
  27 #endif
  28
  29 #include "windef.h"
  30 #include "winbase.h"
  31 #include "winuser.h"
  32 #include "winnls.h"
  33 #include "ole2.h"
  34 #include "msxml6.h"
  35 #include "wininet.h"
  36 #include "urlmon.h"
  37 #include "winreg.h"
  38 #include "shlwapi.h"
  39
  40 #include "wine/debug.h"
  41 #include "wine/list.h"
  42 #include "wine/unicode.h"
  43
  44 #include "msxml_private.h"
  45
  46 WINE_DEFAULT_DEBUG_CHANNEL(msxml);
  47
  48 enum lib_version_t
  49 {
  50     LibXml = 0,
  51     LibXml2,
  52     LibXml_Last
  53 };
  54
  55 typedef struct {
  56     REFIID iid;
  57     enum lib_version_t lib;
  58 } tid_id_t;
  59
  60 typedef struct {
  61     REFIID iid;
  62     unsigned short major;
  63 } lib_id_t;
  64
  65 typedef struct {
  66     DISPID id;
  67     BSTR name;
  68     enum tid_t tid;
  69 } func_info_t;
  70
  71 struct dispex_data_t {
  72     DWORD func_cnt;
  73     func_info_t *funcs;
  74     func_info_t **name_table;
  75
  76     struct list entry;
  77 };
  78
  79 typedef struct {
  80     VARIANT var;
  81     LPWSTR name;
  82 } dynamic_prop_t;
  83
  84 struct dispex_dynamic_data_t {
  85     DWORD buf_size;
  86     DWORD prop_cnt;
  87     dynamic_prop_t *props;
  88 };
  89
  90 #define DISPID_DYNPROP_0    0x50000000
  91 #define DISPID_DYNPROP_MAX  0x5fffffff
  92
  93 static struct list dispex_data_list = LIST_INIT(dispex_data_list);
  94 static ITypeLib *typelib[LibXml_Last];
  95 static ITypeInfo *typeinfos[LAST_tid];
  96
  97 /* indexed with lib_version_t values */
  98 static lib_id_t lib_ids[] = {
  99     { &LIBID_MSXML,  2 },
 100     { &LIBID_MSXML2, 3 }
 101 };
 102
 103 static tid_id_t tid_ids[] = {
 104     { &IID_NULL, LibXml_Last },
 105     { &IID_IXMLDOMAttribute, LibXml2 },
 106     { &IID_IXMLDOMCDATASection, LibXml2 },
 107     { &IID_IXMLDOMComment, LibXml2 },
 108     { &IID_IXMLDOMDocument, LibXml2 },
 109     { &IID_IXMLDOMDocument2, LibXml2 },
 110     { &IID_IXMLDOMDocumentFragment, LibXml2 },
 111     { &IID_IXMLDOMDocumentType, LibXml2 },
 112     { &IID_IXMLDOMElement, LibXml2 },
 113     { &IID_IXMLDOMEntityReference, LibXml2 },
 114     { &IID_IXMLDOMImplementation, LibXml2 },
 115     { &IID_IXMLDOMNamedNodeMap, LibXml2 },
 116     { &IID_IXMLDOMNode, LibXml2 },
 117     { &IID_IXMLDOMNodeList, LibXml2 },
 118     { &IID_IXMLDOMParseError, LibXml2 },
 119     { &IID_IXMLDOMProcessingInstruction, LibXml2 },
 120     { &IID_IXMLDOMSchemaCollection, LibXml2 },
 121     { &IID_IXMLDOMSelection, LibXml2 },
 122     { &IID_IXMLDOMText, LibXml2 },
 123     { &IID_IXMLElement, LibXml },
 124     { &IID_IXMLDocument, LibXml },
 125     { &IID_IXMLHTTPRequest, LibXml2 },
 126     { &IID_IXSLProcessor, LibXml2 },
 127     { &IID_IXSLTemplate, LibXml2 },
 128     { &IID_IVBSAXAttributes, LibXml2 },
 129     { &IID_IVBSAXContentHandler, LibXml2 },
 130     { &IID_IVBSAXDeclHandler, LibXml2 },
 131     { &IID_IVBSAXDTDHandler, LibXml2 },
 132     { &IID_IVBSAXEntityResolver, LibXml2 },
 133     { &IID_IVBSAXErrorHandler, LibXml2 },
 134     { &IID_IVBSAXLexicalHandler, LibXml2 },
 135     { &IID_IVBSAXLocator, LibXml2 },
 136     { &IID_IVBSAXXMLFilter, LibXml2 },
 137     { &IID_IVBSAXXMLReader, LibXml2 },
 138     { &IID_IMXAttributes, LibXml2 },
 139     { &IID_IMXReaderControl, LibXml2 },
 140     { &IID_IMXWriter, LibXml2 },
 141     { &IID_IVBMXNamespaceManager, LibXml2 }
 142 };
 143
 144 HRESULT get_typeinfo(enum tid_t tid, ITypeInfo **typeinfo)
 145 {
 146     unsigned lib = tid_ids[tid].lib;
 147     HRESULT hres;
 148
 149     if(!typelib[lib]) {
 150         ITypeLib *tl;
 151
 152         hres = LoadRegTypeLib(lib_ids[lib].iid, lib_ids[lib].major, 0, LOCALE_SYSTEM_DEFAULT, &tl);
 153         if(FAILED(hres)) {
 154             ERR("LoadRegTypeLib failed: %08x\n", hres);
 155             return hres;
 156         }
 157
 158         if(InterlockedCompareExchangePointer((void**)&typelib[lib], tl, NULL))
 159             ITypeLib_Release(tl);
 160     }
 161
 162     if(!typeinfos[tid]) {
 163         ITypeInfo *ti;
 164
 165         hres = ITypeLib_GetTypeInfoOfGuid(typelib[lib], tid_ids[tid].iid, &ti);
 166         if(FAILED(hres)) {
 167             /* try harder with typelib from msxml.dll */
 168             hres = ITypeLib_GetTypeInfoOfGuid(typelib[LibXml], tid_ids[tid].iid, &ti);
 169             if(FAILED(hres)) {
 170                 ERR("GetTypeInfoOfGuid failed: %08x\n", hres);
 171                 return hres;
 172             }
 173         }
 174
 175         if(InterlockedCompareExchangePointer((void**)(typeinfos+tid), ti, NULL))
 176             ITypeInfo_Release(ti);
 177     }
 178
 179     *typeinfo = typeinfos[tid];
 180
 181     ITypeInfo_AddRef(typeinfos[tid]);
 182     return S_OK;
 183 }
 184
 185 void release_typelib(void)
 186 {
 187     dispex_data_t *iter;
 188     unsigned i;
 189
 190     while(!list_empty(&dispex_data_list)) {
 191         iter = LIST_ENTRY(list_head(&dispex_data_list), dispex_data_t, entry);
 192         list_remove(&iter->entry);
 193
 194         for(i=0; i < iter->func_cnt; i++)
 195             SysFreeString(iter->funcs[i].name);
 196
 197         heap_free(iter->funcs);
 198         heap_free(iter->name_table);
 199         heap_free(iter);
 200     }
 201
 202     for(i=0; i < sizeof(typeinfos)/sizeof(*typeinfos); i++)
 203         if(typeinfos[i])
 204             ITypeInfo_Release(typeinfos[i]);
 205
 206     for(i=0; i < sizeof(typelib)/sizeof(*typelib); i++)
 207         if(typelib[i])
 208             ITypeLib_Release(typelib[i]);
 209 }
 210
 211 static void add_func_info(dispex_data_t *data, DWORD *size, tid_t tid, DISPID id, ITypeInfo *dti)
 212 {
 213     HRESULT hres;
 214
 215     if(data->func_cnt && data->funcs[data->func_cnt-1].id == id)
 216         return;
 217
 218     if(data->func_cnt == *size)
 219         data->funcs = heap_realloc(data->funcs, (*size <<= 1)*sizeof(func_info_t));
 220
 221     hres = ITypeInfo_GetDocumentation(dti, id, &data->funcs[data->func_cnt].name, NULL, NULL, NULL);
 222     if(FAILED(hres))
 223         return;
 224
 225     data->funcs[data->func_cnt].id = id;
 226     data->funcs[data->func_cnt].tid = tid;
 227
 228     data->func_cnt++;
 229 }
 230
 231 static int dispid_cmp(const void *p1, const void *p2)
 232 {
 233     return ((const func_info_t*)p1)->id - ((const func_info_t*)p2)->id;
 234 }
 235
 236 static int func_name_cmp(const void *p1, const void *p2)
 237 {
 238     return strcmpiW((*(func_info_t* const*)p1)->name, (*(func_info_t* const*)p2)->name);
 239 }
 240
 241 static dispex_data_t *preprocess_dispex_data(DispatchEx *This)
 242 {
 243     const tid_t *tid = This->data->iface_tids;
 244     FUNCDESC *funcdesc;
 245     dispex_data_t *data;
 246     DWORD size = 16, i;
 247     ITypeInfo *ti, *dti;
 248     HRESULT hres;
 249
 250     TRACE("(%p)\n", This);
 251
 252     hres = get_typeinfo(This->data->disp_tid, &dti);
 253     if(FAILED(hres)) {
 254         ERR("Could not get disp type info: %08x\n", hres);
 255         return NULL;
 256     }
 257
 258     data = heap_alloc(sizeof(dispex_data_t));
 259     data->func_cnt = 0;
 260     data->funcs = heap_alloc(size*sizeof(func_info_t));
 261     list_add_tail(&dispex_data_list, &data->entry);
 262
 263     while(*tid) {
 264         hres = get_typeinfo(*tid, &ti);
 265         if(FAILED(hres))
 266             break;
 267
 268         i=0;
 269         while(1) {
 270             hres = ITypeInfo_GetFuncDesc(ti, i++, &funcdesc);
 271             if(FAILED(hres))
 272                 break;
 273
 274             add_func_info(data, &size, *tid, funcdesc->memid, dti);
 275             ITypeInfo_ReleaseFuncDesc(ti, funcdesc);
 276         }
 277
 278         ITypeInfo_Release(ti);
 279         tid++;
 280     }
 281
 282     if(!data->func_cnt) {
 283         heap_free(data->funcs);
 284         data->funcs = NULL;
 285     }else if(data->func_cnt != size) {
 286         data->funcs = heap_realloc(data->funcs, data->func_cnt * sizeof(func_info_t));
 287     }
 288
 289     qsort(data->funcs, data->func_cnt, sizeof(func_info_t), dispid_cmp);
 290
 291     if(data->funcs) {
 292         data->name_table = heap_alloc(data->func_cnt * sizeof(func_info_t*));
 293         for(i=0; i < data->func_cnt; i++)
 294             data->name_table[i] = data->funcs+i;
 295         qsort(data->name_table, data->func_cnt, sizeof(func_info_t*), func_name_cmp);
 296     }else {
 297         data->name_table = NULL;
 298     }
 299
 300     ITypeInfo_Release(dti);
 301     return data;
 302 }
 303
 304 static CRITICAL_SECTION cs_dispex_static_data;
 305 static CRITICAL_SECTION_DEBUG cs_dispex_static_data_dbg =
 306 {
 307     0, 0, &cs_dispex_static_data,
 308     { &cs_dispex_static_data_dbg.ProcessLocksList, &cs_dispex_static_data_dbg.ProcessLocksList },
 309       0, 0, { (DWORD_PTR)(__FILE__ ": dispex_static_data") }
 310 };
 311 static CRITICAL_SECTION cs_dispex_static_data = { &cs_dispex_static_data_dbg, -1, 0, 0, 0, 0 };
 312
 313
 314 static dispex_data_t *get_dispex_data(DispatchEx *This)
 315 {
 316     if(This->data->data)
 317         return This->data->data;
 318
 319     EnterCriticalSection(&cs_dispex_static_data);
 320
 321     if(!This->data->data)
 322         This->data->data = preprocess_dispex_data(This);
 323
 324     LeaveCriticalSection(&cs_dispex_static_data);
 325
 326     return This->data->data;
 327 }
 328
 329 static inline BOOL is_custom_dispid(DISPID id)
 330 {
 331     return MSXML_DISPID_CUSTOM_MIN <= id && id <= MSXML_DISPID_CUSTOM_MAX;
 332 }
 333
 334 static inline BOOL is_dynamic_dispid(DISPID id)
 335 {
 336     return DISPID_DYNPROP_0 <= id && id <= DISPID_DYNPROP_MAX;
 337 }
 338
 339 static inline DispatchEx *impl_from_IDispatchEx(IDispatchEx *iface)
 340 {
 341     return CONTAINING_RECORD(iface, DispatchEx, IDispatchEx_iface);
 342 }
 343
 344 static HRESULT WINAPI DispatchEx_QueryInterface(IDispatchEx *iface, REFIID riid, void **ppv)
 345 {
 346     DispatchEx *This = impl_from_IDispatchEx(iface);
 347
 348     return IUnknown_QueryInterface(This->outer, riid, ppv);
 349 }
 350
 351 static ULONG WINAPI DispatchEx_AddRef(IDispatchEx *iface)
 352 {
 353     DispatchEx *This = impl_from_IDispatchEx(iface);
 354
 355     return IUnknown_AddRef(This->outer);
 356 }
 357
 358 static ULONG WINAPI DispatchEx_Release(IDispatchEx *iface)
 359 {
 360     DispatchEx *This = impl_from_IDispatchEx(iface);
 361
 362     return IUnknown_Release(This->outer);
 363 }
 364
 365 static HRESULT WINAPI DispatchEx_GetTypeInfoCount(IDispatchEx *iface, UINT *pctinfo)
 366 {
 367     DispatchEx *This = impl_from_IDispatchEx(iface);
 368
 369     TRACE("(%p)->(%p)\n", This, pctinfo);
 370
 371     *pctinfo = 1;
 372     return S_OK;
 373 }
 374
 375 static HRESULT WINAPI DispatchEx_GetTypeInfo(IDispatchEx *iface, UINT iTInfo,
 376                                               LCID lcid, ITypeInfo **ppTInfo)
 377 {
 378     DispatchEx *This = impl_from_IDispatchEx(iface);
 379
 380     TRACE("(%p)->(%u %u %p)\n", This, iTInfo, lcid, ppTInfo);
 381
 382     return get_typeinfo(This->data->disp_tid, ppTInfo);
 383 }
 384
 385 static HRESULT WINAPI DispatchEx_GetIDsOfNames(IDispatchEx *iface, REFIID riid,
 386                                                 LPOLESTR *rgszNames, UINT cNames,
 387                                                 LCID lcid, DISPID *rgDispId)
 388 {
 389     DispatchEx *This = impl_from_IDispatchEx(iface);
 390     UINT i;
 391     HRESULT hres;
 392
 393     TRACE("(%p)->(%s %p %u %u %p)\n", This, debugstr_guid(riid), rgszNames, cNames,
 394           lcid, rgDispId);
 395
 396     for(i=0; i < cNames; i++) {
 397         hres = IDispatchEx_GetDispID(&This->IDispatchEx_iface, rgszNames[i], 0, rgDispId+i);
 398         if(FAILED(hres))
 399             return hres;
 400     }
 401
 402     return S_OK;
 403 }
 404
 405 static HRESULT WINAPI DispatchEx_Invoke(IDispatchEx *iface, DISPID dispIdMember,
 406                             REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS *pDispParams,
 407                             VARIANT *pVarResult, EXCEPINFO *pExcepInfo, UINT *puArgErr)
 408 {
 409     DispatchEx *This = impl_from_IDispatchEx(iface);
 410
 411     TRACE("(%p)->(%d %s %d %d %p %p %p %p)\n", This, dispIdMember, debugstr_guid(riid),
 412           lcid, wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
 413
 414     return IDispatchEx_InvokeEx(&This->IDispatchEx_iface, dispIdMember, lcid, wFlags,
 415                                 pDispParams, pVarResult, pExcepInfo, NULL);
 416 }
 417
 418 static HRESULT WINAPI DispatchEx_GetDispID(IDispatchEx *iface, BSTR bstrName, DWORD grfdex, DISPID *pid)
 419 {
 420     DispatchEx *This = impl_from_IDispatchEx(iface);
 421     dispex_data_t *data;
 422     int min, max, n, c;
 423
 424     TRACE("(%p)->(%s %x %p)\n", This, debugstr_w(bstrName), grfdex, pid);
 425
 426     if(grfdex & ~(fdexNameCaseSensitive|fdexNameEnsure|fdexNameImplicit))
 427         FIXME("Unsupported grfdex %x\n", grfdex);
 428
 429     data = get_dispex_data(This);
 430     if(!data)
 431         return E_FAIL;
 432
 433     min = 0;
 434     max = data->func_cnt-1;
 435
 436     while(min <= max) {
 437         n = (min+max)/2;
 438
 439         c = strcmpiW(data->name_table[n]->name, bstrName);
 440         if(!c) {
 441             if((grfdex & fdexNameCaseSensitive) && strcmpW(data->name_table[n]->name, bstrName))
 442                 break;
 443
 444             *pid = data->name_table[n]->id;
 445             return S_OK;
 446         }
 447
 448         if(c > 0)
 449             max = n-1;
 450         else
 451             min = n+1;
 452     }
 453
 454     if(This->dynamic_data) {
 455         unsigned i;
 456
 457         for(i=0; i < This->dynamic_data->prop_cnt; i++) {
 458             if(!strcmpW(This->dynamic_data->props[i].name, bstrName)) {
 459                 *pid = DISPID_DYNPROP_0 + i;
 460                 return S_OK;
 461             }
 462         }
 463     }
 464
 465     if(This->data->vtbl && This->data->vtbl->get_dispid) {
 466         HRESULT hres;
 467
 468         hres = This->data->vtbl->get_dispid(This->outer, bstrName, grfdex, pid);
 469         if(hres != DISP_E_UNKNOWNNAME)
 470             return hres;
 471     }
 472
 473     if(grfdex & fdexNameEnsure) {
 474         dispex_dynamic_data_t *dynamic_data;
 475
 476         TRACE("creating dynamic prop %s\n", debugstr_w(bstrName));
 477
 478         if(This->dynamic_data) {
 479             dynamic_data = This->dynamic_data;
 480         }else {
 481             dynamic_data = This->dynamic_data = heap_alloc_zero(sizeof(dispex_dynamic_data_t));
 482             if(!dynamic_data)
 483                 return E_OUTOFMEMORY;
 484         }
 485
 486         if(!dynamic_data->buf_size) {
 487             dynamic_data->props = heap_alloc(sizeof(dynamic_prop_t)*4);
 488             if(!dynamic_data->props)
 489                 return E_OUTOFMEMORY;
 490             dynamic_data->buf_size = 4;
 491         }else if(dynamic_data->buf_size == dynamic_data->prop_cnt) {
 492             dynamic_prop_t *new_props;
 493
 494             new_props = heap_realloc(dynamic_data->props, sizeof(dynamic_prop_t)*(dynamic_data->buf_size<<1));
 495             if(!new_props)
 496                 return E_OUTOFMEMORY;
 497
 498             dynamic_data->props = new_props;
 499             dynamic_data->buf_size <<= 1;
 500         }
 501
 502         dynamic_data->props[dynamic_data->prop_cnt].name = heap_strdupW(bstrName);
 503         VariantInit(&dynamic_data->props[dynamic_data->prop_cnt].var);
 504         *pid = DISPID_DYNPROP_0 + dynamic_data->prop_cnt++;
 505
 506         return S_OK;
 507     }
 508
 509     TRACE("not found %s\n", debugstr_w(bstrName));
 510     return DISP_E_UNKNOWNNAME;
 511 }
 512
 513 static HRESULT WINAPI DispatchEx_InvokeEx(IDispatchEx *iface, DISPID id, LCID lcid, WORD wFlags, DISPPARAMS *pdp,
 514         VARIANT *pvarRes, EXCEPINFO *pei, IServiceProvider *pspCaller)
 515 {
 516     DispatchEx *This = impl_from_IDispatchEx(iface);
 517     IUnknown *unk;
 518     ITypeInfo *ti;
 519     dispex_data_t *data;
 520     UINT argerr=0;
 521     int min, max, n;
 522     HRESULT hres;
 523
 524     TRACE("(%p)->(%x %x %x %p %p %p %p)\n", This, id, lcid, wFlags, pdp, pvarRes, pei, pspCaller);
 525
 526     if(is_custom_dispid(id) && This->data->vtbl && This->data->vtbl->invoke)
 527         return This->data->vtbl->invoke(This->outer, id, lcid, wFlags, pdp, pvarRes, pei);
 528
 529     if(wFlags == DISPATCH_CONSTRUCT) {
 530         FIXME("DISPATCH_CONSTRUCT not implemented\n");
 531         return E_NOTIMPL;
 532     }
 533
 534     if(is_dynamic_dispid(id)) {
 535         DWORD idx = id - DISPID_DYNPROP_0;
 536         VARIANT *var;
 537
 538         if(!This->dynamic_data || This->dynamic_data->prop_cnt <= idx)
 539             return DISP_E_UNKNOWNNAME;
 540
 541         var = &This->dynamic_data->props[idx].var;
 542
 543         switch(wFlags) {
 544         case INVOKE_PROPERTYGET:
 545             return VariantCopy(pvarRes, var);
 546         case INVOKE_PROPERTYPUT:
 547             VariantClear(var);
 548             return VariantCopy(var, pdp->rgvarg);
 549         default:
 550             FIXME("unhandled wFlags %x\n", wFlags);
 551             return E_NOTIMPL;
 552         }
 553     }
 554
 555     data = get_dispex_data(This);
 556     if(!data)
 557         return E_FAIL;
 558
 559     min = 0;
 560     max = data->func_cnt-1;
 561
 562     while(min <= max) {
 563         n = (min+max)/2;
 564
 565         if(data->funcs[n].id == id)
 566             break;
 567
 568         if(data->funcs[n].id < id)
 569             min = n+1;
 570         else
 571             max = n-1;
 572     }
 573
 574     if(min > max) {
 575         WARN("invalid id %x\n", id);
 576         return DISP_E_UNKNOWNNAME;
 577     }
 578
 579     hres = get_typeinfo(data->funcs[n].tid, &ti);
 580     if(FAILED(hres)) {
 581         ERR("Could not get type info: %08x\n", hres);
 582         return hres;
 583     }
 584
 585     hres = IUnknown_QueryInterface(This->outer, tid_ids[data->funcs[n].tid].iid, (void**)&unk);
 586     if(FAILED(hres)) {
 587         ERR("Could not get iface: %08x\n", hres);
 588         return E_FAIL;
 589     }
 590
 591     hres = ITypeInfo_Invoke(ti, unk, id, wFlags, pdp, pvarRes, pei, &argerr);
 592
 593     ITypeInfo_Release(ti);
 594     IUnknown_Release(unk);
 595     return hres;
 596 }
 597
 598 static HRESULT WINAPI DispatchEx_DeleteMemberByName(IDispatchEx *iface, BSTR bstrName, DWORD grfdex)
 599 {
 600     DispatchEx *This = impl_from_IDispatchEx(iface);
 601     TRACE("Not implemented in native msxml3 (%p)->(%s %x)\n", This, debugstr_w(bstrName), grfdex);
 602     return E_NOTIMPL;
 603 }
 604
 605 static HRESULT WINAPI DispatchEx_DeleteMemberByDispID(IDispatchEx *iface, DISPID id)
 606 {
 607     DispatchEx *This = impl_from_IDispatchEx(iface);
 608     TRACE("Not implemented in native msxml3 (%p)->(%x)\n", This, id);
 609     return E_NOTIMPL;
 610 }
 611
 612 static HRESULT WINAPI DispatchEx_GetMemberProperties(IDispatchEx *iface, DISPID id, DWORD grfdexFetch, DWORD *pgrfdex)
 613 {
 614     DispatchEx *This = impl_from_IDispatchEx(iface);
 615     TRACE("Not implemented in native msxml3 (%p)->(%x %x %p)\n", This, id, grfdexFetch, pgrfdex);
 616     return E_NOTIMPL;
 617 }
 618
 619 static HRESULT WINAPI DispatchEx_GetMemberName(IDispatchEx *iface, DISPID id, BSTR *pbstrName)
 620 {
 621     DispatchEx *This = impl_from_IDispatchEx(iface);
 622     TRACE("Not implemented in native msxml3 (%p)->(%x %p)\n", This, id, pbstrName);
 623     return E_NOTIMPL;
 624 }
 625
 626 static HRESULT WINAPI DispatchEx_GetNextDispID(IDispatchEx *iface, DWORD grfdex, DISPID id, DISPID *pid)
 627 {
 628     DispatchEx *This = impl_from_IDispatchEx(iface);
 629     TRACE(" Not implemented in native msxml3 (%p)->(%x %x %p)\n", This, grfdex, id, pid);
 630     return E_NOTIMPL;
 631 }
 632
 633 static HRESULT WINAPI DispatchEx_GetNameSpaceParent(IDispatchEx *iface, IUnknown **ppunk)
 634 {
 635     DispatchEx *This = impl_from_IDispatchEx(iface);
 636     TRACE("Not implemented in native msxml3 (%p)->(%p)\n", This, ppunk);
 637     return E_NOTIMPL;
 638 }
 639
 640 static IDispatchExVtbl DispatchExVtbl = {
 641     DispatchEx_QueryInterface,
 642     DispatchEx_AddRef,
 643     DispatchEx_Release,
 644     DispatchEx_GetTypeInfoCount,
 645     DispatchEx_GetTypeInfo,
 646     DispatchEx_GetIDsOfNames,
 647     DispatchEx_Invoke,
 648     DispatchEx_GetDispID,
 649     DispatchEx_InvokeEx,
 650     DispatchEx_DeleteMemberByName,
 651     DispatchEx_DeleteMemberByDispID,
 652     DispatchEx_GetMemberProperties,
 653     DispatchEx_GetMemberName,
 654     DispatchEx_GetNextDispID,
 655     DispatchEx_GetNameSpaceParent
 656 };
 657
 658 BOOL dispex_query_interface(DispatchEx *This, REFIID riid, void **ppv)
 659 {
 660     static const IID IID_UndocumentedScriptIface =
 661         {0x719c3050,0xf9d3,0x11cf,{0xa4,0x93,0x00,0x40,0x05,0x23,0xa8,0xa0}};
 662     static const IID IID_IDispatchJS =
 663         {0x719c3050,0xf9d3,0x11cf,{0xa4,0x93,0x00,0x40,0x05,0x23,0xa8,0xa6}};
 664
 665     if(IsEqualGUID(&IID_IDispatch, riid)) {
 666         TRACE("(%p)->(IID_IDispatch %p)\n", This, ppv);
 667         *ppv = &This->IDispatchEx_iface;
 668     }else if(IsEqualGUID(&IID_IDispatchEx, riid)) {
 669         TRACE("(%p)->(IID_IDispatchEx %p)\n", This, ppv);
 670         *ppv = &This->IDispatchEx_iface;
 671     }else if(IsEqualGUID(&IID_IDispatchJS, riid)) {
 672         TRACE("(%p)->(IID_IDispatchJS %p) returning NULL\n", This, ppv);
 673         *ppv = NULL;
 674     }else if(IsEqualGUID(&IID_UndocumentedScriptIface, riid)) {
 675         TRACE("(%p)->(IID_UndocumentedScriptIface %p) returning NULL\n", This, ppv);
 676         *ppv = NULL;
 677     }else if (IsEqualGUID(&IID_IObjectIdentity, riid)) {
 678         TRACE("IID_IObjectIdentity not supported returning NULL\n");
 679         *ppv = NULL;
 680     }else {
 681         return FALSE;
 682     }
 683
 684     if(*ppv)
 685         IUnknown_AddRef((IUnknown*)*ppv);
 686     return TRUE;
 687 }
 688
 689 void release_dispex(DispatchEx *This)
 690 {
 691     dynamic_prop_t *prop;
 692
 693     if(!This->dynamic_data)
 694         return;
 695
 696     for(prop = This->dynamic_data->props; prop < This->dynamic_data->props + This->dynamic_data->prop_cnt; prop++) {
 697         VariantClear(&prop->var);
 698         heap_free(prop->name);
 699     }
 700
 701     heap_free(This->dynamic_data->props);
 702     heap_free(This->dynamic_data);
 703 }
 704
 705 void init_dispex(DispatchEx *dispex, IUnknown *outer, dispex_static_data_t *data)
 706 {
 707     dispex->IDispatchEx_iface.lpVtbl = &DispatchExVtbl;
 708     dispex->outer = outer;
 709     dispex->data = data;
 710     dispex->dynamic_data = NULL;
 711 }