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 #include <assert.h>
  25 #include "windef.h"
  26 #include "winbase.h"
  27 #include "winuser.h"
  28 #include "winnls.h"
  29 #include "ole2.h"
  30 #include "msxml2.h"
  31 #include "wininet.h"
  32 #include "urlmon.h"
  33 #include "winreg.h"
  34 #include "shlwapi.h"
  35
  36 #include "wine/debug.h"
  37 #include "wine/list.h"
  38 #include "wine/unicode.h"
  39
  40 #include "msxml_private.h"
  41
  42 WINE_DEFAULT_DEBUG_CHANNEL(msxml);
  43
  44 #define DISPATCHEX(x)  ((IDispatchEx*)  &(x)->lpIDispatchExVtbl)
  45
  46 typedef struct {
  47     DISPID id;
  48     BSTR name;
  49     enum tid_t tid;
  50 } func_info_t;
  51
  52 struct dispex_data_t {
  53     DWORD func_cnt;
  54     func_info_t *funcs;
  55     func_info_t **name_table;
  56
  57     struct list entry;
  58 };
  59
  60 typedef struct {
  61     VARIANT var;
  62     LPWSTR name;
  63 } dynamic_prop_t;
  64
  65 struct dispex_dynamic_data_t {
  66     DWORD buf_size;
  67     DWORD prop_cnt;
  68     dynamic_prop_t *props;
  69 };
  70
  71 #define DISPID_DYNPROP_0    0x50000000
  72 #define DISPID_DYNPROP_MAX  0x5fffffff
  73
  74 static struct list dispex_data_list = LIST_INIT(dispex_data_list);
  75 static ITypeLib *typelib;
  76 static ITypeInfo *typeinfos[LAST_tid];
  77
  78 static REFIID tid_ids[] = {
  79     &IID_IXMLDOMAttribute,
  80     &IID_IXMLDOMCDATASection,
  81     &IID_IXMLDOMComment,
  82     &IID_IXMLDOMDocument,
  83     &IID_IXMLDOMDocument2,
  84     &IID_IXMLDOMDocumentFragment,
  85     &IID_IXMLDOMElement,
  86     &IID_IXMLDOMEntityReference,
  87     &IID_IXMLDOMImplementation,
  88     &IID_IXMLDOMNamedNodeMap,
  89     &IID_IXMLDOMNode,
  90     &IID_IXMLDOMNodeList,
  91     &IID_IXMLDOMParseError,
  92     &IID_IXMLDOMProcessingInstruction,
  93     &IID_IXMLDOMSchemaCollection,
  94     &IID_IXMLDOMSelection,
  95     &IID_IXMLDOMText,
  96     &IID_IXMLElement,
  97     &IID_IXMLDOMDocument,
  98     &IID_IXMLHTTPRequest,
  99     &IID_IVBSAXAttributes,
 100     &IID_IVBSAXContentHandler,
 101     &IID_IVBSAXDeclHandler,
 102     &IID_IVBSAXDTDHandler,
 103     &IID_IVBSAXEntityResolver,
 104     &IID_IVBSAXErrorHandler,
 105     &IID_IVBSAXLexicalHandler,
 106     &IID_IVBSAXLocator,
 107     &IID_IVBSAXXMLFilter,
 108     &IID_IVBSAXXMLReader,
 109     &IID_IMXAttributes,
 110     &IID_IMXReaderControl,
 111     &IID_IMXWriter,
 112 };
 113
 114 HRESULT get_typeinfo(enum tid_t tid, ITypeInfo **typeinfo)
 115 {
 116     HRESULT hres;
 117
 118     if(!typelib) {
 119         ITypeLib *tl;
 120
 121         hres = LoadRegTypeLib(&LIBID_MSXML2, 3, 0, LOCALE_SYSTEM_DEFAULT, &tl);
 122         if(FAILED(hres)) {
 123             ERR("LoadRegTypeLib failed: %08x\n", hres);
 124             return hres;
 125         }
 126
 127         if(InterlockedCompareExchangePointer((void**)&typelib, tl, NULL))
 128             ITypeLib_Release(tl);
 129     }
 130
 131     if(!typeinfos[tid]) {
 132         ITypeInfo *typeinfo;
 133
 134         hres = ITypeLib_GetTypeInfoOfGuid(typelib, tid_ids[tid], &typeinfo);
 135         if(FAILED(hres)) {
 136             ERR("GetTypeInfoOfGuid failed: %08x\n", hres);
 137             return hres;
 138         }
 139
 140         if(InterlockedCompareExchangePointer((void**)(typeinfos+tid), typeinfo, NULL))
 141             ITypeInfo_Release(typeinfo);
 142     }
 143
 144     *typeinfo = typeinfos[tid];
 145
 146     ITypeInfo_AddRef(typeinfos[tid]);
 147     return S_OK;
 148 }
 149
 150 void release_typelib(void)
 151 {
 152     dispex_data_t *iter;
 153     unsigned i;
 154
 155     while(!list_empty(&dispex_data_list)) {
 156         iter = LIST_ENTRY(list_head(&dispex_data_list), dispex_data_t, entry);
 157         list_remove(&iter->entry);
 158
 159         for(i=0; i < iter->func_cnt; i++)
 160             SysFreeString(iter->funcs[i].name);
 161
 162         heap_free(iter->funcs);
 163         heap_free(iter->name_table);
 164         heap_free(iter);
 165     }
 166
 167     if(!typelib)
 168         return;
 169
 170     for(i=0; i < sizeof(typeinfos)/sizeof(*typeinfos); i++)
 171         if(typeinfos[i])
 172             ITypeInfo_Release(typeinfos[i]);
 173
 174     ITypeLib_Release(typelib);
 175 }
 176
 177 static void add_func_info(dispex_data_t *data, DWORD *size, tid_t tid, DISPID id, ITypeInfo *dti)
 178 {
 179     HRESULT hres;
 180
 181     if(data->func_cnt && data->funcs[data->func_cnt-1].id == id)
 182         return;
 183
 184     if(data->func_cnt == *size)
 185         data->funcs = heap_realloc(data->funcs, (*size <<= 1)*sizeof(func_info_t));
 186
 187     hres = ITypeInfo_GetDocumentation(dti, id, &data->funcs[data->func_cnt].name, NULL, NULL, NULL);
 188     if(FAILED(hres))
 189         return;
 190
 191     data->funcs[data->func_cnt].id = id;
 192     data->funcs[data->func_cnt].tid = tid;
 193
 194     data->func_cnt++;
 195 }
 196
 197 static int dispid_cmp(const void *p1, const void *p2)
 198 {
 199     return ((const func_info_t*)p1)->id - ((const func_info_t*)p2)->id;
 200 }
 201
 202 static int func_name_cmp(const void *p1, const void *p2)
 203 {
 204     return strcmpiW((*(func_info_t* const*)p1)->name, (*(func_info_t* const*)p2)->name);
 205 }
 206
 207 static dispex_data_t *preprocess_dispex_data(DispatchEx *This)
 208 {
 209     const tid_t *tid = This->data->iface_tids;
 210     FUNCDESC *funcdesc;
 211     dispex_data_t *data;
 212     DWORD size = 16, i;
 213     ITypeInfo *ti, *dti;
 214     HRESULT hres;
 215
 216     TRACE("(%p)\n", This);
 217
 218     hres = get_typeinfo(This->data->disp_tid, &dti);
 219     if(FAILED(hres)) {
 220         ERR("Could not get disp type info: %08x\n", hres);
 221         return NULL;
 222     }
 223
 224     data = heap_alloc(sizeof(dispex_data_t));
 225     data->func_cnt = 0;
 226     data->funcs = heap_alloc(size*sizeof(func_info_t));
 227     list_add_tail(&dispex_data_list, &data->entry);
 228
 229     while(*tid) {
 230         hres = get_typeinfo(*tid, &ti);
 231         if(FAILED(hres))
 232             break;
 233
 234         i=0;
 235         while(1) {
 236             hres = ITypeInfo_GetFuncDesc(ti, i++, &funcdesc);
 237             if(FAILED(hres))
 238                 break;
 239
 240             add_func_info(data, &size, *tid, funcdesc->memid, dti);
 241             ITypeInfo_ReleaseFuncDesc(ti, funcdesc);
 242         }
 243
 244         ITypeInfo_Release(ti);
 245         tid++;
 246     }
 247
 248     if(!data->func_cnt) {
 249         heap_free(data->funcs);
 250         data->funcs = NULL;
 251     }else if(data->func_cnt != size) {
 252         data->funcs = heap_realloc(data->funcs, data->func_cnt * sizeof(func_info_t));
 253     }
 254
 255     qsort(data->funcs, data->func_cnt, sizeof(func_info_t), dispid_cmp);
 256
 257     if(data->funcs) {
 258         data->name_table = heap_alloc(data->func_cnt * sizeof(func_info_t*));
 259         for(i=0; i < data->func_cnt; i++)
 260             data->name_table[i] = data->funcs+i;
 261         qsort(data->name_table, data->func_cnt, sizeof(func_info_t*), func_name_cmp);
 262     }else {
 263         data->name_table = NULL;
 264     }
 265
 266     ITypeInfo_Release(dti);
 267     return data;
 268 }
 269
 270 static CRITICAL_SECTION cs_dispex_static_data;
 271 static CRITICAL_SECTION_DEBUG cs_dispex_static_data_dbg =
 272 {
 273     0, 0, &cs_dispex_static_data,
 274     { &cs_dispex_static_data_dbg.ProcessLocksList, &cs_dispex_static_data_dbg.ProcessLocksList },
 275       0, 0, { (DWORD_PTR)(__FILE__ ": dispex_static_data") }
 276 };
 277 static CRITICAL_SECTION cs_dispex_static_data = { &cs_dispex_static_data_dbg, -1, 0, 0, 0, 0 };
 278
 279
 280 static dispex_data_t *get_dispex_data(DispatchEx *This)
 281 {
 282     if(This->data->data)
 283         return This->data->data;
 284
 285     EnterCriticalSection(&cs_dispex_static_data);
 286
 287     if(!This->data->data)
 288         This->data->data = preprocess_dispex_data(This);
 289
 290     LeaveCriticalSection(&cs_dispex_static_data);
 291
 292     return This->data->data;
 293 }
 294
 295 static inline BOOL is_custom_dispid(DISPID id)
 296 {
 297     return MSXML_DISPID_CUSTOM_MIN <= id && id <= MSXML_DISPID_CUSTOM_MAX;
 298 }
 299
 300 static inline BOOL is_dynamic_dispid(DISPID id)
 301 {
 302     return DISPID_DYNPROP_0 <= id && id <= DISPID_DYNPROP_MAX;
 303 }
 304
 305 static inline DispatchEx *impl_from_IDispatchEx(IDispatchEx *iface)
 306 {
 307     return (DispatchEx*)((char*)iface - FIELD_OFFSET(DispatchEx, lpIDispatchExVtbl));
 308 }
 309
 310 static HRESULT WINAPI DispatchEx_QueryInterface(IDispatchEx *iface, REFIID riid, void **ppv)
 311 {
 312     DispatchEx *This = impl_from_IDispatchEx(iface);
 313
 314     return IUnknown_QueryInterface(This->outer, riid, ppv);
 315 }
 316
 317 static ULONG WINAPI DispatchEx_AddRef(IDispatchEx *iface)
 318 {
 319     DispatchEx *This = impl_from_IDispatchEx(iface);
 320
 321     return IUnknown_AddRef(This->outer);
 322 }
 323
 324 static ULONG WINAPI DispatchEx_Release(IDispatchEx *iface)
 325 {
 326     DispatchEx *This = impl_from_IDispatchEx(iface);
 327
 328     return IUnknown_Release(This->outer);
 329 }
 330
 331 static HRESULT WINAPI DispatchEx_GetTypeInfoCount(IDispatchEx *iface, UINT *pctinfo)
 332 {
 333     DispatchEx *This = impl_from_IDispatchEx(iface);
 334
 335     TRACE("(%p)->(%p)\n", This, pctinfo);
 336
 337     *pctinfo = 1;
 338     return S_OK;
 339 }
 340
 341 static HRESULT WINAPI DispatchEx_GetTypeInfo(IDispatchEx *iface, UINT iTInfo,
 342                                               LCID lcid, ITypeInfo **ppTInfo)
 343 {
 344     DispatchEx *This = impl_from_IDispatchEx(iface);
 345
 346     TRACE("(%p)->(%u %u %p)\n", This, iTInfo, lcid, ppTInfo);
 347
 348     return get_typeinfo(This->data->disp_tid, ppTInfo);
 349 }
 350
 351 static HRESULT WINAPI DispatchEx_GetIDsOfNames(IDispatchEx *iface, REFIID riid,
 352                                                 LPOLESTR *rgszNames, UINT cNames,
 353                                                 LCID lcid, DISPID *rgDispId)
 354 {
 355     DispatchEx *This = impl_from_IDispatchEx(iface);
 356     UINT i;
 357     HRESULT hres;
 358
 359     TRACE("(%p)->(%s %p %u %u %p)\n", This, debugstr_guid(riid), rgszNames, cNames,
 360           lcid, rgDispId);
 361
 362     for(i=0; i < cNames; i++) {
 363         hres = IDispatchEx_GetDispID(DISPATCHEX(This), rgszNames[i], 0, rgDispId+i);
 364         if(FAILED(hres))
 365             return hres;
 366     }
 367
 368     return S_OK;
 369 }
 370
 371 static HRESULT WINAPI DispatchEx_Invoke(IDispatchEx *iface, DISPID dispIdMember,
 372                             REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS *pDispParams,
 373                             VARIANT *pVarResult, EXCEPINFO *pExcepInfo, UINT *puArgErr)
 374 {
 375     DispatchEx *This = impl_from_IDispatchEx(iface);
 376
 377     TRACE("(%p)->(%d %s %d %d %p %p %p %p)\n", This, dispIdMember, debugstr_guid(riid),
 378           lcid, wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
 379
 380     return IDispatchEx_InvokeEx(DISPATCHEX(This), dispIdMember, lcid, wFlags,
 381                                 pDispParams, pVarResult, pExcepInfo, NULL);
 382 }
 383
 384 static HRESULT WINAPI DispatchEx_GetDispID(IDispatchEx *iface, BSTR bstrName, DWORD grfdex, DISPID *pid)
 385 {
 386     DispatchEx *This = impl_from_IDispatchEx(iface);
 387     dispex_data_t *data;
 388     int min, max, n, c;
 389
 390     TRACE("(%p)->(%s %x %p)\n", This, debugstr_w(bstrName), grfdex, pid);
 391
 392     if(grfdex & ~(fdexNameCaseSensitive|fdexNameEnsure|fdexNameImplicit))
 393         FIXME("Unsupported grfdex %x\n", grfdex);
 394
 395     data = get_dispex_data(This);
 396     if(!data)
 397         return E_FAIL;
 398
 399     min = 0;
 400     max = data->func_cnt-1;
 401
 402     while(min <= max) {
 403         n = (min+max)/2;
 404
 405         c = strcmpiW(data->name_table[n]->name, bstrName);
 406         if(!c) {
 407             if((grfdex & fdexNameCaseSensitive) && strcmpW(data->name_table[n]->name, bstrName))
 408                 break;
 409
 410             *pid = data->name_table[n]->id;
 411             return S_OK;
 412         }
 413
 414         if(c > 0)
 415             max = n-1;
 416         else
 417             min = n+1;
 418     }
 419
 420     if(This->dynamic_data) {
 421         unsigned i;
 422
 423         for(i=0; i < This->dynamic_data->prop_cnt; i++) {
 424             if(!strcmpW(This->dynamic_data->props[i].name, bstrName)) {
 425                 *pid = DISPID_DYNPROP_0 + i;
 426                 return S_OK;
 427             }
 428         }
 429     }
 430
 431     if(This->data->vtbl && This->data->vtbl->get_dispid) {
 432         HRESULT hres;
 433
 434         hres = This->data->vtbl->get_dispid(This->outer, bstrName, grfdex, pid);
 435         if(hres != DISP_E_UNKNOWNNAME)
 436             return hres;
 437     }
 438
 439     if(grfdex & fdexNameEnsure) {
 440         dispex_dynamic_data_t *dynamic_data;
 441
 442         TRACE("creating dynamic prop %s\n", debugstr_w(bstrName));
 443
 444         if(This->dynamic_data) {
 445             dynamic_data = This->dynamic_data;
 446         }else {
 447             dynamic_data = This->dynamic_data = heap_alloc_zero(sizeof(dispex_dynamic_data_t));
 448             if(!dynamic_data)
 449                 return E_OUTOFMEMORY;
 450         }
 451
 452         if(!dynamic_data->buf_size) {
 453             dynamic_data->props = heap_alloc(sizeof(dynamic_prop_t)*4);
 454             if(!dynamic_data->props)
 455                 return E_OUTOFMEMORY;
 456             dynamic_data->buf_size = 4;
 457         }else if(dynamic_data->buf_size == dynamic_data->prop_cnt) {
 458             dynamic_prop_t *new_props;
 459
 460             new_props = heap_realloc(dynamic_data->props, sizeof(dynamic_prop_t)*(dynamic_data->buf_size<<1));
 461             if(!new_props)
 462                 return E_OUTOFMEMORY;
 463
 464             dynamic_data->props = new_props;
 465             dynamic_data->buf_size <<= 1;
 466         }
 467
 468         dynamic_data->props[dynamic_data->prop_cnt].name = heap_strdupW(bstrName);
 469         VariantInit(&dynamic_data->props[dynamic_data->prop_cnt].var);
 470         *pid = DISPID_DYNPROP_0 + dynamic_data->prop_cnt++;
 471
 472         return S_OK;
 473     }
 474
 475     TRACE("not found %s\n", debugstr_w(bstrName));
 476     return DISP_E_UNKNOWNNAME;
 477 }
 478
 479 static HRESULT WINAPI DispatchEx_InvokeEx(IDispatchEx *iface, DISPID id, LCID lcid, WORD wFlags, DISPPARAMS *pdp,
 480         VARIANT *pvarRes, EXCEPINFO *pei, IServiceProvider *pspCaller)
 481 {
 482     DispatchEx *This = impl_from_IDispatchEx(iface);
 483     IUnknown *unk;
 484     ITypeInfo *ti;
 485     dispex_data_t *data;
 486     UINT argerr=0;
 487     int min, max, n;
 488     HRESULT hres;
 489
 490     TRACE("(%p)->(%x %x %x %p %p %p %p)\n", This, id, lcid, wFlags, pdp, pvarRes, pei, pspCaller);
 491
 492     if(is_custom_dispid(id) && This->data->vtbl && This->data->vtbl->invoke)
 493         return This->data->vtbl->invoke(This->outer, id, lcid, wFlags, pdp, pvarRes, pei);
 494
 495     if(wFlags == DISPATCH_CONSTRUCT) {
 496         FIXME("DISPATCH_CONSTRUCT not implemented\n");
 497         return E_NOTIMPL;
 498     }
 499
 500     if(is_dynamic_dispid(id)) {
 501         DWORD idx = id - DISPID_DYNPROP_0;
 502         VARIANT *var;
 503
 504         if(!This->dynamic_data || This->dynamic_data->prop_cnt <= idx)
 505             return DISP_E_UNKNOWNNAME;
 506
 507         var = &This->dynamic_data->props[idx].var;
 508
 509         switch(wFlags) {
 510         case INVOKE_PROPERTYGET:
 511             return VariantCopy(pvarRes, var);
 512         case INVOKE_PROPERTYPUT:
 513             VariantClear(var);
 514             return VariantCopy(var, pdp->rgvarg);
 515         default:
 516             FIXME("unhandled wFlags %x\n", wFlags);
 517             return E_NOTIMPL;
 518         }
 519     }
 520
 521     data = get_dispex_data(This);
 522     if(!data)
 523         return E_FAIL;
 524
 525     min = 0;
 526     max = data->func_cnt-1;
 527
 528     while(min <= max) {
 529         n = (min+max)/2;
 530
 531         if(data->funcs[n].id == id)
 532             break;
 533
 534         if(data->funcs[n].id < id)
 535             min = n+1;
 536         else
 537             max = n-1;
 538     }
 539
 540     if(min > max) {
 541         WARN("invalid id %x\n", id);
 542         return DISP_E_UNKNOWNNAME;
 543     }
 544
 545     hres = get_typeinfo(data->funcs[n].tid, &ti);
 546     if(FAILED(hres)) {
 547         ERR("Could not get type info: %08x\n", hres);
 548         return hres;
 549     }
 550
 551     hres = IUnknown_QueryInterface(This->outer, tid_ids[data->funcs[n].tid], (void**)&unk);
 552     if(FAILED(hres)) {
 553         ERR("Could not get iface: %08x\n", hres);
 554         return E_FAIL;
 555     }
 556
 557     hres = ITypeInfo_Invoke(ti, unk, id, wFlags, pdp, pvarRes, pei, &argerr);
 558
 559     ITypeInfo_Release(ti);
 560     IUnknown_Release(unk);
 561     return hres;
 562 }
 563
 564 static HRESULT WINAPI DispatchEx_DeleteMemberByName(IDispatchEx *iface, BSTR bstrName, DWORD grfdex)
 565 {
 566     DispatchEx *This = impl_from_IDispatchEx(iface);
 567     TRACE("Not implemented in native msxml3 (%p)->(%s %x)\n", This, debugstr_w(bstrName), grfdex);
 568     return E_NOTIMPL;
 569 }
 570
 571 static HRESULT WINAPI DispatchEx_DeleteMemberByDispID(IDispatchEx *iface, DISPID id)
 572 {
 573     DispatchEx *This = impl_from_IDispatchEx(iface);
 574     TRACE("Not implemented in native msxml3 (%p)->(%x)\n", This, id);
 575     return E_NOTIMPL;
 576 }
 577
 578 static HRESULT WINAPI DispatchEx_GetMemberProperties(IDispatchEx *iface, DISPID id, DWORD grfdexFetch, DWORD *pgrfdex)
 579 {
 580     DispatchEx *This = impl_from_IDispatchEx(iface);
 581     TRACE("Not implemented in native msxml3 (%p)->(%x %x %p)\n", This, id, grfdexFetch, pgrfdex);
 582     return E_NOTIMPL;
 583 }
 584
 585 static HRESULT WINAPI DispatchEx_GetMemberName(IDispatchEx *iface, DISPID id, BSTR *pbstrName)
 586 {
 587     DispatchEx *This = impl_from_IDispatchEx(iface);
 588     TRACE("Not implemented in native msxml3 (%p)->(%x %p)\n", This, id, pbstrName);
 589     return E_NOTIMPL;
 590 }
 591
 592 static HRESULT WINAPI DispatchEx_GetNextDispID(IDispatchEx *iface, DWORD grfdex, DISPID id, DISPID *pid)
 593 {
 594     DispatchEx *This = impl_from_IDispatchEx(iface);
 595     TRACE(" Not implemented in native msxml3 (%p)->(%x %x %p)\n", This, grfdex, id, pid);
 596     return E_NOTIMPL;
 597 }
 598
 599 static HRESULT WINAPI DispatchEx_GetNameSpaceParent(IDispatchEx *iface, IUnknown **ppunk)
 600 {
 601     DispatchEx *This = impl_from_IDispatchEx(iface);
 602     TRACE("Not implemented in native msxml3 (%p)->(%p)\n", This, ppunk);
 603     return E_NOTIMPL;
 604 }
 605
 606 static IDispatchExVtbl DispatchExVtbl = {
 607     DispatchEx_QueryInterface,
 608     DispatchEx_AddRef,
 609     DispatchEx_Release,
 610     DispatchEx_GetTypeInfoCount,
 611     DispatchEx_GetTypeInfo,
 612     DispatchEx_GetIDsOfNames,
 613     DispatchEx_Invoke,
 614     DispatchEx_GetDispID,
 615     DispatchEx_InvokeEx,
 616     DispatchEx_DeleteMemberByName,
 617     DispatchEx_DeleteMemberByDispID,
 618     DispatchEx_GetMemberProperties,
 619     DispatchEx_GetMemberName,
 620     DispatchEx_GetNextDispID,
 621     DispatchEx_GetNameSpaceParent
 622 };
 623
 624 BOOL dispex_query_interface(DispatchEx *This, REFIID riid, void **ppv)
 625 {
 626     static const IID IID_UndocumentedScriptIface =
 627         {0x719c3050,0xf9d3,0x11cf,{0xa4,0x93,0x00,0x40,0x05,0x23,0xa8,0xa0}};
 628
 629     if(IsEqualGUID(&IID_IDispatch, riid)) {
 630         TRACE("(%p)->(IID_IDispatch %p)\n", This, ppv);
 631         *ppv = DISPATCHEX(This);
 632     }else if(IsEqualGUID(&IID_IDispatchEx, riid)) {
 633         TRACE("(%p)->(IID_IDispatchEx %p)\n", This, ppv);
 634         *ppv = DISPATCHEX(This);
 635     }else if(IsEqualGUID(&IID_UndocumentedScriptIface, riid)) {
 636         TRACE("(%p)->(IID_UndocumentedScriptIface %p) returning NULL\n", This, ppv);
 637         *ppv = NULL;
 638     }else if (IsEqualGUID(&IID_IObjectIdentity, riid)) {
 639         TRACE("IID_IObjectIdentity not supported returning NULL\n");
 640         *ppv = NULL;
 641     }else {
 642         return FALSE;
 643     }
 644
 645     if(*ppv)
 646         IUnknown_AddRef((IUnknown*)*ppv);
 647     return TRUE;
 648 }
 649
 650 void init_dispex(DispatchEx *dispex, IUnknown *outer, dispex_static_data_t *data)
 651 {
 652     dispex->lpIDispatchExVtbl = &DispatchExVtbl;
 653     dispex->outer = outer;
 654     dispex->data = data;
 655 }