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