git.oblomov.eu Git - wine/blob - dlls/mshtml/dispex.c

   1 /*
   2  * Copyright 2008-2009 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 #include <stdarg.h>
  20
  21 #define COBJMACROS
  22
  23 #include "windef.h"
  24 #include "winbase.h"
  25 #include "winuser.h"
  26 #include "ole2.h"
  27
  28 #include "wine/debug.h"
  29
  30 #include "mshtml_private.h"
  31
  32 WINE_DEFAULT_DEBUG_CHANNEL(mshtml);
  33
  34 static const WCHAR objectW[] = {'[','o','b','j','e','c','t',']',0};
  35
  36 typedef struct {
  37     DISPID id;
  38     BSTR name;
  39     tid_t tid;
  40     int func_disp_idx;
  41 } func_info_t;
  42
  43 struct dispex_data_t {
  44     DWORD func_cnt;
  45     func_info_t *funcs;
  46     func_info_t **name_table;
  47     DWORD func_disp_cnt;
  48
  49     struct list entry;
  50 };
  51
  52 typedef struct {
  53     VARIANT var;
  54     LPWSTR name;
  55     DWORD flags;
  56 } dynamic_prop_t;
  57
  58 #define DYNPROP_DELETED    0x01
  59
  60 typedef struct {
  61     DispatchEx dispex;
  62     const IUnknownVtbl *lpIUnknownVtbl;
  63     DispatchEx *obj;
  64     func_info_t *info;
  65 } func_disp_t;
  66
  67 #define FUNCUNKNOWN(x)  ((IUnknown*) &(x)->lpIUnknownVtbl)
  68
  69 struct dispex_dynamic_data_t {
  70     DWORD buf_size;
  71     DWORD prop_cnt;
  72     dynamic_prop_t *props;
  73     func_disp_t **func_disps;
  74 };
  75
  76 #define DISPID_DYNPROP_0    0x50000000
  77 #define DISPID_DYNPROP_MAX  0x5fffffff
  78
  79 #define FDEX_VERSION_MASK 0xf0000000
  80
  81 static ITypeLib *typelib;
  82 static ITypeInfo *typeinfos[LAST_tid];
  83 static struct list dispex_data_list = LIST_INIT(dispex_data_list);
  84
  85 static REFIID tid_ids[] = {
  86     &IID_NULL,
  87     &DIID_DispCEventObj,
  88     &DIID_DispDOMChildrenCollection,
  89     &DIID_DispHTMLAnchorElement,
  90     &DIID_DispHTMLBody,
  91     &DIID_DispHTMLCommentElement,
  92     &DIID_DispHTMLCurrentStyle,
  93     &DIID_DispHTMLDocument,
  94     &DIID_DispHTMLDOMTextNode,
  95     &DIID_DispHTMLElementCollection,
  96     &DIID_DispHTMLFormElement,
  97     &DIID_DispHTMLGenericElement,
  98     &DIID_DispHTMLFrameElement,
  99     &DIID_DispHTMLIFrame,
 100     &DIID_DispHTMLImg,
 101     &DIID_DispHTMLInputElement,
 102     &DIID_DispHTMLLocation,
 103     &DIID_DispHTMLNavigator,
 104     &DIID_DispHTMLObjectElement,
 105     &DIID_DispHTMLOptionElement,
 106     &DIID_DispHTMLScreen,
 107     &DIID_DispHTMLScriptElement,
 108     &DIID_DispHTMLSelectElement,
 109     &DIID_DispHTMLStyle,
 110     &DIID_DispHTMLTable,
 111     &DIID_DispHTMLTableRow,
 112     &DIID_DispHTMLTextAreaElement,
 113     &DIID_DispHTMLUnknownElement,
 114     &DIID_DispHTMLWindow2,
 115     &DIID_HTMLDocumentEvents,
 116     &IID_IHTMLAnchorElement,
 117     &IID_IHTMLBodyElement,
 118     &IID_IHTMLBodyElement2,
 119     &IID_IHTMLCommentElement,
 120     &IID_IHTMLCurrentStyle,
 121     &IID_IHTMLCurrentStyle2,
 122     &IID_IHTMLCurrentStyle3,
 123     &IID_IHTMLCurrentStyle4,
 124     &IID_IHTMLDocument2,
 125     &IID_IHTMLDocument3,
 126     &IID_IHTMLDocument4,
 127     &IID_IHTMLDocument5,
 128     &IID_IHTMLDOMChildrenCollection,
 129     &IID_IHTMLDOMNode,
 130     &IID_IHTMLDOMNode2,
 131     &IID_IHTMLDOMTextNode,
 132     &IID_IHTMLElement,
 133     &IID_IHTMLElement2,
 134     &IID_IHTMLElement3,
 135     &IID_IHTMLElement4,
 136     &IID_IHTMLElementCollection,
 137     &IID_IHTMLEventObj,
 138     &IID_IHTMLFiltersCollection,
 139     &IID_IHTMLFormElement,
 140     &IID_IHTMLFrameBase,
 141     &IID_IHTMLFrameBase2,
 142     &IID_IHTMLGenericElement,
 143     &IID_IHTMLFrameElement3,
 144     &IID_IHTMLIFrameElement,
 145     &IID_IHTMLImageElementFactory,
 146     &IID_IHTMLImgElement,
 147     &IID_IHTMLInputElement,
 148     &IID_IHTMLLocation,
 149     &IID_IHTMLObjectElement,
 150     &IID_IHTMLOptionElement,
 151     &IID_IHTMLRect,
 152     &IID_IHTMLScreen,
 153     &IID_IHTMLScriptElement,
 154     &IID_IHTMLSelectElement,
 155     &IID_IHTMLStyle,
 156     &IID_IHTMLStyle2,
 157     &IID_IHTMLStyle3,
 158     &IID_IHTMLStyle4,
 159     &IID_IHTMLTable,
 160     &IID_IHTMLTableRow,
 161     &IID_IHTMLTextAreaElement,
 162     &IID_IHTMLTextContainer,
 163     &IID_IHTMLUniqueName,
 164     &IID_IHTMLWindow2,
 165     &IID_IHTMLWindow3,
 166     &IID_IHTMLWindow4,
 167     &IID_IOmNavigator
 168 };
 169
 170 static HRESULT get_typeinfo(tid_t tid, ITypeInfo **typeinfo)
 171 {
 172     HRESULT hres;
 173
 174     if(!typelib) {
 175         ITypeLib *tl;
 176
 177         hres = LoadRegTypeLib(&LIBID_MSHTML, 4, 0, LOCALE_SYSTEM_DEFAULT, &tl);
 178         if(FAILED(hres)) {
 179             ERR("LoadRegTypeLib failed: %08x\n", hres);
 180             return hres;
 181         }
 182
 183         if(InterlockedCompareExchangePointer((void**)&typelib, tl, NULL))
 184             ITypeLib_Release(tl);
 185     }
 186
 187     if(!typeinfos[tid]) {
 188         ITypeInfo *typeinfo;
 189
 190         hres = ITypeLib_GetTypeInfoOfGuid(typelib, tid_ids[tid], &typeinfo);
 191         if(FAILED(hres)) {
 192             ERR("GetTypeInfoOfGuid(%s) failed: %08x\n", debugstr_guid(tid_ids[tid]), hres);
 193             return hres;
 194         }
 195
 196         if(InterlockedCompareExchangePointer((void**)(typeinfos+tid), typeinfo, NULL))
 197             ITypeInfo_Release(typeinfo);
 198     }
 199
 200     *typeinfo = typeinfos[tid];
 201     return S_OK;
 202 }
 203
 204 void release_typelib(void)
 205 {
 206     dispex_data_t *iter;
 207     unsigned i;
 208
 209     while(!list_empty(&dispex_data_list)) {
 210         iter = LIST_ENTRY(list_head(&dispex_data_list), dispex_data_t, entry);
 211         list_remove(&iter->entry);
 212
 213         for(i=0; i < iter->func_cnt; i++)
 214             SysFreeString(iter->funcs[i].name);
 215
 216         heap_free(iter->funcs);
 217         heap_free(iter->name_table);
 218         heap_free(iter);
 219     }
 220
 221     if(!typelib)
 222         return;
 223
 224     for(i=0; i < sizeof(typeinfos)/sizeof(*typeinfos); i++)
 225         if(typeinfos[i])
 226             ITypeInfo_Release(typeinfos[i]);
 227
 228     ITypeLib_Release(typelib);
 229 }
 230
 231 static void add_func_info(dispex_data_t *data, DWORD *size, tid_t tid, const FUNCDESC *desc, ITypeInfo *dti)
 232 {
 233     HRESULT hres;
 234
 235     if(data->func_cnt && data->funcs[data->func_cnt-1].id == desc->memid)
 236         return;
 237
 238     if(data->func_cnt == *size)
 239         data->funcs = heap_realloc(data->funcs, (*size <<= 1)*sizeof(func_info_t));
 240
 241     hres = ITypeInfo_GetDocumentation(dti, desc->memid, &data->funcs[data->func_cnt].name, NULL, NULL, NULL);
 242     if(FAILED(hres))
 243         return;
 244
 245     data->funcs[data->func_cnt].id = desc->memid;
 246     data->funcs[data->func_cnt].tid = tid;
 247     data->funcs[data->func_cnt].func_disp_idx = (desc->invkind & DISPATCH_METHOD) ? data->func_disp_cnt++ : -1;
 248
 249     data->func_cnt++;
 250 }
 251
 252 static int dispid_cmp(const void *p1, const void *p2)
 253 {
 254     return ((const func_info_t*)p1)->id - ((const func_info_t*)p2)->id;
 255 }
 256
 257 static int func_name_cmp(const void *p1, const void *p2)
 258 {
 259     return strcmpiW((*(func_info_t* const*)p1)->name, (*(func_info_t* const*)p2)->name);
 260 }
 261
 262 static dispex_data_t *preprocess_dispex_data(DispatchEx *This)
 263 {
 264     const tid_t *tid = This->data->iface_tids;
 265     FUNCDESC *funcdesc;
 266     dispex_data_t *data;
 267     DWORD size = 16, i;
 268     ITypeInfo *ti, *dti;
 269     HRESULT hres;
 270
 271     TRACE("(%p)\n", This);
 272
 273     if(This->data->disp_tid) {
 274         hres = get_typeinfo(This->data->disp_tid, &dti);
 275         if(FAILED(hres)) {
 276             ERR("Could not get disp type info: %08x\n", hres);
 277             return NULL;
 278         }
 279     }
 280
 281     data = heap_alloc(sizeof(dispex_data_t));
 282     data->func_cnt = 0;
 283     data->func_disp_cnt = 0;
 284     data->funcs = heap_alloc(size*sizeof(func_info_t));
 285     list_add_tail(&dispex_data_list, &data->entry);
 286
 287     while(*tid) {
 288         hres = get_typeinfo(*tid, &ti);
 289         if(FAILED(hres))
 290             break;
 291
 292         i=7;
 293         while(1) {
 294             hres = ITypeInfo_GetFuncDesc(ti, i++, &funcdesc);
 295             if(FAILED(hres))
 296                 break;
 297
 298             add_func_info(data, &size, *tid, funcdesc, dti);
 299             ITypeInfo_ReleaseFuncDesc(ti, funcdesc);
 300         }
 301
 302         tid++;
 303     }
 304
 305     if(!data->func_cnt) {
 306         heap_free(data->funcs);
 307         data->funcs = NULL;
 308     }else if(data->func_cnt != size) {
 309         data->funcs = heap_realloc(data->funcs, data->func_cnt * sizeof(func_info_t));
 310     }
 311
 312     qsort(data->funcs, data->func_cnt, sizeof(func_info_t), dispid_cmp);
 313
 314     if(data->funcs) {
 315         data->name_table = heap_alloc(data->func_cnt * sizeof(func_info_t*));
 316         for(i=0; i < data->func_cnt; i++)
 317             data->name_table[i] = data->funcs+i;
 318         qsort(data->name_table, data->func_cnt, sizeof(func_info_t*), func_name_cmp);
 319     }else {
 320         data->name_table = NULL;
 321     }
 322
 323     return data;
 324 }
 325
 326 static int id_cmp(const void *p1, const void *p2)
 327 {
 328     return *(const DISPID*)p1 - *(const DISPID*)p2;
 329 }
 330
 331 HRESULT get_dispids(tid_t tid, DWORD *ret_size, DISPID **ret)
 332 {
 333     unsigned i, func_cnt;
 334     FUNCDESC *funcdesc;
 335     ITypeInfo *ti;
 336     TYPEATTR *attr;
 337     DISPID *ids;
 338     HRESULT hres;
 339
 340     hres = get_typeinfo(tid, &ti);
 341     if(FAILED(hres))
 342         return hres;
 343
 344     hres = ITypeInfo_GetTypeAttr(ti, &attr);
 345     if(FAILED(hres)) {
 346         ITypeInfo_Release(ti);
 347         return hres;
 348     }
 349
 350     func_cnt = attr->cFuncs;
 351     ITypeInfo_ReleaseTypeAttr(ti, attr);
 352
 353     ids = heap_alloc(func_cnt*sizeof(DISPID));
 354     if(!ids) {
 355         ITypeInfo_Release(ti);
 356         return E_OUTOFMEMORY;
 357     }
 358
 359     for(i=0; i < func_cnt; i++) {
 360         hres = ITypeInfo_GetFuncDesc(ti, i, &funcdesc);
 361         if(FAILED(hres))
 362             break;
 363
 364         ids[i] = funcdesc->memid;
 365         ITypeInfo_ReleaseFuncDesc(ti, funcdesc);
 366     }
 367
 368     ITypeInfo_Release(ti);
 369     if(FAILED(hres)) {
 370         heap_free(ids);
 371         return hres;
 372     }
 373
 374     qsort(ids, func_cnt, sizeof(DISPID), id_cmp);
 375
 376     *ret_size = func_cnt;
 377     *ret = ids;
 378     return S_OK;
 379 }
 380
 381 static CRITICAL_SECTION cs_dispex_static_data;
 382 static CRITICAL_SECTION_DEBUG cs_dispex_static_data_dbg =
 383 {
 384     0, 0, &cs_dispex_static_data,
 385     { &cs_dispex_static_data_dbg.ProcessLocksList, &cs_dispex_static_data_dbg.ProcessLocksList },
 386       0, 0, { (DWORD_PTR)(__FILE__ ": dispex_static_data") }
 387 };
 388 static CRITICAL_SECTION cs_dispex_static_data = { &cs_dispex_static_data_dbg, -1, 0, 0, 0, 0 };
 389
 390
 391 static dispex_data_t *get_dispex_data(DispatchEx *This)
 392 {
 393     if(This->data->data)
 394         return This->data->data;
 395
 396     EnterCriticalSection(&cs_dispex_static_data);
 397
 398     if(!This->data->data)
 399         This->data->data = preprocess_dispex_data(This);
 400
 401     LeaveCriticalSection(&cs_dispex_static_data);
 402
 403     return This->data->data;
 404 }
 405
 406 HRESULT call_disp_func(IDispatch *disp, DISPPARAMS *dp)
 407 {
 408     EXCEPINFO ei;
 409     IDispatchEx *dispex;
 410     VARIANT res;
 411     HRESULT hres;
 412
 413     VariantInit(&res);
 414     memset(&ei, 0, sizeof(ei));
 415
 416     hres = IDispatch_QueryInterface(disp, &IID_IDispatchEx, (void**)&dispex);
 417     if(SUCCEEDED(hres)) {
 418         hres = IDispatchEx_InvokeEx(dispex, 0, GetUserDefaultLCID(), DISPATCH_METHOD, dp, &res, &ei, NULL);
 419         IDispatchEx_Release(dispex);
 420     }else {
 421         TRACE("Could not get IDispatchEx interface: %08x\n", hres);
 422         hres = IDispatch_Invoke(disp, 0, &IID_NULL, GetUserDefaultLCID(), DISPATCH_METHOD,
 423                 dp, &res, &ei, NULL);
 424     }
 425
 426     VariantClear(&res);
 427     return hres;
 428 }
 429
 430 static inline BOOL is_custom_dispid(DISPID id)
 431 {
 432     return MSHTML_DISPID_CUSTOM_MIN <= id && id <= MSHTML_DISPID_CUSTOM_MAX;
 433 }
 434
 435 static inline BOOL is_dynamic_dispid(DISPID id)
 436 {
 437     return DISPID_DYNPROP_0 <= id && id <= DISPID_DYNPROP_MAX;
 438 }
 439
 440 static inline dispex_dynamic_data_t *get_dynamic_data(DispatchEx *This, BOOL alloc)
 441 {
 442     return !alloc || This->dynamic_data
 443         ? This->dynamic_data
 444         : (This->dynamic_data = heap_alloc_zero(sizeof(dispex_dynamic_data_t)));
 445 }
 446
 447 static HRESULT get_dynamic_prop(DispatchEx *This, const WCHAR *name, DWORD flags, dynamic_prop_t **ret)
 448 {
 449     const BOOL alloc = flags & fdexNameEnsure;
 450     dispex_dynamic_data_t *data;
 451     dynamic_prop_t *prop;
 452
 453     data = get_dynamic_data(This, alloc);
 454     if(!data) {
 455         if(alloc)
 456             return E_OUTOFMEMORY;
 457
 458         TRACE("not found %s\n", debugstr_w(name));
 459         return DISP_E_UNKNOWNNAME;
 460     }
 461
 462     for(prop = data->props; prop < data->props+data->prop_cnt; prop++) {
 463         if(flags & fdexNameCaseInsensitive ? !strcmpiW(prop->name, name) : !strcmpW(prop->name, name)) {
 464             if(prop->flags & DYNPROP_DELETED) {
 465                 if(!alloc)
 466                     return DISP_E_UNKNOWNNAME;
 467                 prop->flags &= ~DYNPROP_DELETED;
 468             }
 469             *ret = prop;
 470             return S_OK;
 471         }
 472     }
 473
 474     if(!alloc)
 475         return DISP_E_UNKNOWNNAME;
 476
 477     TRACE("creating dynamic prop %s\n", debugstr_w(name));
 478
 479     if(!data->buf_size) {
 480         data->props = heap_alloc(sizeof(dynamic_prop_t)*4);
 481         if(!data->props)
 482             return E_OUTOFMEMORY;
 483         data->buf_size = 4;
 484     }else if(data->buf_size == data->prop_cnt) {
 485         dynamic_prop_t *new_props;
 486
 487         new_props = heap_realloc(data->props, sizeof(dynamic_prop_t)*(data->buf_size<<1));
 488         if(!new_props)
 489             return E_OUTOFMEMORY;
 490
 491         data->props = new_props;
 492         data->buf_size <<= 1;
 493     }
 494
 495     prop = data->props + data->prop_cnt;
 496
 497     prop->name = heap_strdupW(name);
 498     if(!prop->name)
 499         return E_OUTOFMEMORY;
 500
 501     VariantInit(&prop->var);
 502     prop->flags = 0;
 503     data->prop_cnt++;
 504     *ret = prop;
 505     return S_OK;
 506 }
 507
 508 HRESULT dispex_get_dprop_ref(DispatchEx *This, const WCHAR *name, BOOL alloc, VARIANT **ret)
 509 {
 510     dynamic_prop_t *prop;
 511     HRESULT hres;
 512
 513     hres = get_dynamic_prop(This, name, alloc ? fdexNameEnsure : 0, &prop);
 514     if(FAILED(hres))
 515         return hres;
 516
 517     *ret = &prop->var;
 518     return S_OK;
 519 }
 520
 521 static HRESULT dispex_value(DispatchEx *This, LCID lcid, WORD flags, DISPPARAMS *params,
 522         VARIANT *res, EXCEPINFO *ei, IServiceProvider *caller)
 523 {
 524     if(This->data->vtbl && This->data->vtbl->value)
 525         return This->data->vtbl->value(This->outer, lcid, flags, params, res, ei, caller);
 526
 527     switch(flags) {
 528     case DISPATCH_PROPERTYGET:
 529         V_VT(res) = VT_BSTR;
 530         V_BSTR(res) = SysAllocString(objectW);
 531         if(!V_BSTR(res))
 532             return E_OUTOFMEMORY;
 533         break;
 534     default:
 535         FIXME("Unimplemented flags %x\n", flags);
 536         return E_NOTIMPL;
 537     }
 538
 539     return S_OK;
 540 }
 541
 542 static HRESULT typeinfo_invoke(DispatchEx *This, func_info_t *func, WORD flags, DISPPARAMS *dp, VARIANT *res,
 543         EXCEPINFO *ei)
 544 {
 545     ITypeInfo *ti;
 546     IUnknown *unk;
 547     UINT argerr=0;
 548     HRESULT hres;
 549
 550     hres = get_typeinfo(func->tid, &ti);
 551     if(FAILED(hres)) {
 552         ERR("Could not get type info: %08x\n", hres);
 553         return hres;
 554     }
 555
 556     hres = IUnknown_QueryInterface(This->outer, tid_ids[func->tid], (void**)&unk);
 557     if(FAILED(hres)) {
 558         ERR("Could not get iface %s: %08x\n", debugstr_guid(tid_ids[func->tid]), hres);
 559         return E_FAIL;
 560     }
 561
 562     hres = ITypeInfo_Invoke(ti, unk, func->id, flags, dp, res, ei, &argerr);
 563
 564     IUnknown_Release(unk);
 565     return hres;
 566 }
 567
 568 #define FUNCTION_THIS(iface) DEFINE_THIS(func_disp_t, IUnknown, iface)
 569
 570 static HRESULT WINAPI Function_QueryInterface(IUnknown *iface, REFIID riid, void **ppv)
 571 {
 572     func_disp_t *This = FUNCTION_THIS(iface);
 573
 574     if(IsEqualGUID(&IID_IUnknown, riid)) {
 575         TRACE("(%p)->(IID_IUnknown %p)\n", This, ppv);
 576         *ppv = FUNCUNKNOWN(This);
 577     }else if(dispex_query_interface(&This->dispex, riid, ppv)) {
 578         return *ppv ? S_OK : E_NOINTERFACE;
 579     }else {
 580         *ppv = NULL;
 581         return E_NOINTERFACE;
 582     }
 583
 584     IUnknown_AddRef((IUnknown*)*ppv);
 585     return S_OK;
 586 }
 587
 588 static ULONG WINAPI Function_AddRef(IUnknown *iface)
 589 {
 590     func_disp_t *This = FUNCTION_THIS(iface);
 591
 592     TRACE("(%p)\n", This);
 593
 594     return IDispatchEx_AddRef(DISPATCHEX(This->obj));
 595 }
 596
 597 static ULONG WINAPI Function_Release(IUnknown *iface)
 598 {
 599     func_disp_t *This = FUNCTION_THIS(iface);
 600
 601     TRACE("(%p)\n", This);
 602
 603     return IDispatchEx_Release(DISPATCHEX(This->obj));
 604 }
 605
 606 static HRESULT function_value(IUnknown *iface, LCID lcid, WORD flags, DISPPARAMS *params,
 607         VARIANT *res, EXCEPINFO *ei, IServiceProvider *caller)
 608 {
 609     func_disp_t *This = FUNCTION_THIS(iface);
 610     HRESULT hres;
 611
 612     switch(flags) {
 613     case DISPATCH_METHOD|DISPATCH_PROPERTYGET:
 614         if(!res)
 615             return E_INVALIDARG;
 616     case DISPATCH_METHOD:
 617         hres = typeinfo_invoke(This->obj, This->info, flags, params, res, ei);
 618         break;
 619     default:
 620         FIXME("Unimplemented flags %x\n", flags);
 621         hres = E_NOTIMPL;
 622     }
 623
 624     return hres;
 625 }
 626
 627 #undef FUNCTION_THIS
 628
 629 static const IUnknownVtbl FunctionUnkVtbl = {
 630     Function_QueryInterface,
 631     Function_AddRef,
 632     Function_Release
 633 };
 634
 635 static const dispex_static_data_vtbl_t function_dispex_vtbl = {
 636     function_value,
 637     NULL,
 638     NULL
 639 };
 640
 641 static const tid_t function_iface_tids[] = {0};
 642
 643 static dispex_static_data_t function_dispex = {
 644     &function_dispex_vtbl,
 645     NULL_tid,
 646     NULL,
 647     function_iface_tids
 648 };
 649
 650 static func_disp_t *create_func_disp(DispatchEx *obj, func_info_t *info)
 651 {
 652     func_disp_t *ret;
 653
 654     ret = heap_alloc_zero(sizeof(func_disp_t));
 655     if(!ret)
 656         return NULL;
 657
 658     ret->lpIUnknownVtbl = &FunctionUnkVtbl;
 659     init_dispex(&ret->dispex, FUNCUNKNOWN(ret),  &function_dispex);
 660     ret->obj = obj;
 661     ret->info = info;
 662
 663     return ret;
 664 }
 665
 666 static HRESULT function_invoke(DispatchEx *This, func_info_t *func, WORD flags, DISPPARAMS *dp, VARIANT *res,
 667         EXCEPINFO *ei)
 668 {
 669     HRESULT hres;
 670
 671     switch(flags) {
 672     case DISPATCH_METHOD|DISPATCH_PROPERTYGET:
 673         if(!res)
 674             return E_INVALIDARG;
 675     case DISPATCH_METHOD:
 676         hres = typeinfo_invoke(This, func, flags, dp, res, ei);
 677         break;
 678     case DISPATCH_PROPERTYGET: {
 679         dispex_dynamic_data_t *dynamic_data;
 680
 681         if(func->id == DISPID_VALUE) {
 682             BSTR ret;
 683
 684             ret = SysAllocString(objectW);
 685             if(!ret)
 686                 return E_OUTOFMEMORY;
 687
 688             V_VT(res) = VT_BSTR;
 689             V_BSTR(res) = ret;
 690             return S_OK;
 691         }
 692
 693         dynamic_data = get_dynamic_data(This, TRUE);
 694         if(!dynamic_data)
 695             return E_OUTOFMEMORY;
 696
 697         if(!dynamic_data->func_disps) {
 698             dynamic_data->func_disps = heap_alloc_zero(This->data->data->func_disp_cnt * sizeof(func_disp_t*));
 699             if(!dynamic_data->func_disps)
 700                 return E_OUTOFMEMORY;
 701         }
 702
 703         if(!dynamic_data->func_disps[func->func_disp_idx]) {
 704             dynamic_data->func_disps[func->func_disp_idx] = create_func_disp(This, func);
 705             if(!dynamic_data->func_disps[func->func_disp_idx])
 706                 return E_OUTOFMEMORY;
 707         }
 708
 709         V_VT(res) = VT_DISPATCH;
 710         V_DISPATCH(res) = (IDispatch*)DISPATCHEX(&dynamic_data->func_disps[func->func_disp_idx]->dispex);
 711         IDispatch_AddRef(V_DISPATCH(res));
 712         hres = S_OK;
 713         break;
 714     }
 715     default:
 716         FIXME("Unimplemented flags %x\n", flags);
 717     case DISPATCH_PROPERTYPUT:
 718         hres = E_NOTIMPL;
 719     }
 720
 721     return hres;
 722 }
 723
 724 static HRESULT get_builtin_func(dispex_data_t *data, DISPID id, func_info_t **ret)
 725 {
 726     int min, max, n;
 727
 728     min = 0;
 729     max = data->func_cnt-1;
 730
 731     while(min <= max) {
 732         n = (min+max)/2;
 733
 734         if(data->funcs[n].id == id) {
 735             *ret = data->funcs+n;
 736             return S_OK;
 737         }
 738
 739         if(data->funcs[n].id < id)
 740             min = n+1;
 741         else
 742             max = n-1;
 743     }
 744
 745     WARN("invalid id %x\n", id);
 746     return DISP_E_UNKNOWNNAME;
 747 }
 748
 749 static HRESULT get_builtin_id(DispatchEx *This, BSTR name, DWORD grfdex, DISPID *ret)
 750 {
 751     dispex_data_t *data;
 752     int min, max, n, c;
 753
 754     data = get_dispex_data(This);
 755     if(!data)
 756         return E_FAIL;
 757
 758     min = 0;
 759     max = data->func_cnt-1;
 760
 761     while(min <= max) {
 762         n = (min+max)/2;
 763
 764         c = strcmpiW(data->name_table[n]->name, name);
 765         if(!c) {
 766             if((grfdex & fdexNameCaseSensitive) && strcmpW(data->name_table[n]->name, name))
 767                 break;
 768
 769             *ret = data->name_table[n]->id;
 770             return S_OK;
 771         }
 772
 773         if(c > 0)
 774             max = n-1;
 775         else
 776             min = n+1;
 777     }
 778
 779     if(This->data->vtbl && This->data->vtbl->get_dispid) {
 780         HRESULT hres;
 781
 782         hres = This->data->vtbl->get_dispid(This->outer, name, grfdex, ret);
 783         if(hres != DISP_E_UNKNOWNNAME)
 784             return hres;
 785     }
 786
 787     return DISP_E_UNKNOWNNAME;
 788 }
 789
 790 static HRESULT invoke_builtin_prop(DispatchEx *This, DISPID id, LCID lcid, WORD flags, DISPPARAMS *dp,
 791         VARIANT *res, EXCEPINFO *ei, IServiceProvider *caller)
 792 {
 793     dispex_data_t *data;
 794     func_info_t *func;
 795     HRESULT hres;
 796
 797     data = get_dispex_data(This);
 798     if(!data)
 799         return E_FAIL;
 800
 801     hres = get_builtin_func(data, id, &func);
 802     if(id == DISPID_VALUE && hres == DISP_E_UNKNOWNNAME)
 803         return dispex_value(This, lcid, flags, dp, res, ei, caller);
 804     if(FAILED(hres))
 805         return hres;
 806
 807     if(func->func_disp_idx == -1)
 808         hres = typeinfo_invoke(This, func, flags, dp, res, ei);
 809     else
 810         hres = function_invoke(This, func, flags, dp, res, ei);
 811
 812     return hres;
 813 }
 814
 815 HRESULT remove_prop(DispatchEx *This, BSTR name, VARIANT_BOOL *success)
 816 {
 817     dynamic_prop_t *prop;
 818     DISPID id;
 819     HRESULT hres;
 820
 821     hres = get_builtin_id(This, name, 0, &id);
 822     if(hres == S_OK) {
 823         DISPID named_id = DISPID_PROPERTYPUT;
 824         VARIANT var;
 825         DISPPARAMS dp = {&var,&named_id,1,1};
 826         EXCEPINFO ei;
 827
 828         V_VT(&var) = VT_EMPTY;
 829         memset(&ei, 0, sizeof(ei));
 830         hres = invoke_builtin_prop(This, id, 0, DISPATCH_PROPERTYPUT, &dp, NULL, &ei, NULL);
 831         if(FAILED(hres))
 832             return hres;
 833
 834         *success = VARIANT_TRUE;
 835         return S_OK;
 836     }
 837
 838     hres = get_dynamic_prop(This, name, 0, &prop);
 839     if(FAILED(hres)) {
 840         if(hres != DISP_E_UNKNOWNNAME)
 841             return hres;
 842         *success = VARIANT_FALSE;
 843         return S_OK;
 844     }
 845
 846     VariantClear(&prop->var);
 847     prop->flags |= DYNPROP_DELETED;
 848     *success = VARIANT_TRUE;
 849     return S_OK;
 850 }
 851
 852 #define DISPATCHEX_THIS(iface) DEFINE_THIS(DispatchEx, IDispatchEx, iface)
 853
 854 static HRESULT WINAPI DispatchEx_QueryInterface(IDispatchEx *iface, REFIID riid, void **ppv)
 855 {
 856     DispatchEx *This = DISPATCHEX_THIS(iface);
 857
 858     return IUnknown_QueryInterface(This->outer, riid, ppv);
 859 }
 860
 861 static ULONG WINAPI DispatchEx_AddRef(IDispatchEx *iface)
 862 {
 863     DispatchEx *This = DISPATCHEX_THIS(iface);
 864
 865     return IUnknown_AddRef(This->outer);
 866 }
 867
 868 static ULONG WINAPI DispatchEx_Release(IDispatchEx *iface)
 869 {
 870     DispatchEx *This = DISPATCHEX_THIS(iface);
 871
 872     return IUnknown_Release(This->outer);
 873 }
 874
 875 static HRESULT WINAPI DispatchEx_GetTypeInfoCount(IDispatchEx *iface, UINT *pctinfo)
 876 {
 877     DispatchEx *This = DISPATCHEX_THIS(iface);
 878
 879     TRACE("(%p)->(%p)\n", This, pctinfo);
 880
 881     *pctinfo = 1;
 882     return S_OK;
 883 }
 884
 885 static HRESULT WINAPI DispatchEx_GetTypeInfo(IDispatchEx *iface, UINT iTInfo,
 886                                               LCID lcid, ITypeInfo **ppTInfo)
 887 {
 888     DispatchEx *This = DISPATCHEX_THIS(iface);
 889     HRESULT hres;
 890
 891     TRACE("(%p)->(%u %u %p)\n", This, iTInfo, lcid, ppTInfo);
 892
 893     hres = get_typeinfo(This->data->disp_tid, ppTInfo);
 894     if(FAILED(hres))
 895         return hres;
 896
 897     ITypeInfo_AddRef(*ppTInfo);
 898     return S_OK;
 899 }
 900
 901 static HRESULT WINAPI DispatchEx_GetIDsOfNames(IDispatchEx *iface, REFIID riid,
 902                                                 LPOLESTR *rgszNames, UINT cNames,
 903                                                 LCID lcid, DISPID *rgDispId)
 904 {
 905     DispatchEx *This = DISPATCHEX_THIS(iface);
 906     UINT i;
 907     HRESULT hres;
 908
 909     TRACE("(%p)->(%s %p %u %u %p)\n", This, debugstr_guid(riid), rgszNames, cNames,
 910           lcid, rgDispId);
 911
 912     for(i=0; i < cNames; i++) {
 913         hres = IDispatchEx_GetDispID(DISPATCHEX(This), rgszNames[i], 0, rgDispId+i);
 914         if(FAILED(hres))
 915             return hres;
 916     }
 917
 918     return S_OK;
 919 }
 920
 921 static HRESULT WINAPI DispatchEx_Invoke(IDispatchEx *iface, DISPID dispIdMember,
 922                             REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS *pDispParams,
 923                             VARIANT *pVarResult, EXCEPINFO *pExcepInfo, UINT *puArgErr)
 924 {
 925     DispatchEx *This = DISPATCHEX_THIS(iface);
 926
 927     TRACE("(%p)->(%d %s %d %d %p %p %p %p)\n", This, dispIdMember, debugstr_guid(riid),
 928           lcid, wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
 929
 930     return IDispatchEx_InvokeEx(DISPATCHEX(This), dispIdMember, lcid, wFlags,
 931                                 pDispParams, pVarResult, pExcepInfo, NULL);
 932 }
 933
 934 static HRESULT WINAPI DispatchEx_GetDispID(IDispatchEx *iface, BSTR bstrName, DWORD grfdex, DISPID *pid)
 935 {
 936     DispatchEx *This = DISPATCHEX_THIS(iface);
 937     dynamic_prop_t *dprop;
 938     HRESULT hres;
 939
 940     TRACE("(%p)->(%s %x %p)\n", This, debugstr_w(bstrName), grfdex, pid);
 941
 942     if(grfdex & ~(fdexNameCaseSensitive|fdexNameCaseInsensitive|fdexNameEnsure|fdexNameImplicit|FDEX_VERSION_MASK))
 943         FIXME("Unsupported grfdex %x\n", grfdex);
 944
 945     hres = get_builtin_id(This, bstrName, grfdex, pid);
 946     if(hres != DISP_E_UNKNOWNNAME)
 947         return hres;
 948
 949     hres = get_dynamic_prop(This, bstrName, grfdex, &dprop);
 950     if(FAILED(hres))
 951         return hres;
 952
 953     *pid = DISPID_DYNPROP_0 + (dprop - This->dynamic_data->props);
 954     return S_OK;
 955 }
 956
 957 static HRESULT WINAPI DispatchEx_InvokeEx(IDispatchEx *iface, DISPID id, LCID lcid, WORD wFlags, DISPPARAMS *pdp,
 958         VARIANT *pvarRes, EXCEPINFO *pei, IServiceProvider *pspCaller)
 959 {
 960     DispatchEx *This = DISPATCHEX_THIS(iface);
 961     HRESULT hres;
 962
 963     TRACE("(%p)->(%x %x %x %p %p %p %p)\n", This, id, lcid, wFlags, pdp, pvarRes, pei, pspCaller);
 964
 965     if(is_custom_dispid(id) && This->data->vtbl && This->data->vtbl->invoke)
 966         return This->data->vtbl->invoke(This->outer, id, lcid, wFlags, pdp, pvarRes, pei, pspCaller);
 967
 968     if(wFlags == DISPATCH_CONSTRUCT) {
 969         if(id == DISPID_VALUE) {
 970             if(This->data->vtbl && This->data->vtbl->value) {
 971                 return This->data->vtbl->value(This->outer, lcid, wFlags, pdp,
 972                         pvarRes, pei, pspCaller);
 973             }
 974             FIXME("DISPATCH_CONSTRUCT flag but missing value function\n");
 975             return E_FAIL;
 976         }
 977         FIXME("DISPATCH_CONSTRUCT flag without DISPID_VALUE\n");
 978         return E_FAIL;
 979     }
 980
 981     if(is_dynamic_dispid(id)) {
 982         DWORD idx = id - DISPID_DYNPROP_0;
 983         dynamic_prop_t *prop;
 984
 985         if(!This->dynamic_data || This->dynamic_data->prop_cnt <= idx)
 986             return DISP_E_UNKNOWNNAME;
 987
 988         prop = This->dynamic_data->props+idx;
 989
 990         switch(wFlags) {
 991         case DISPATCH_METHOD|DISPATCH_PROPERTYGET:
 992             if(!pvarRes)
 993                 return E_INVALIDARG;
 994         case DISPATCH_METHOD: {
 995             DISPID named_arg = DISPID_THIS;
 996             DISPPARAMS dp = {NULL, &named_arg, 0, 1};
 997             IDispatchEx *dispex;
 998
 999             if(V_VT(&prop->var) != VT_DISPATCH) {
1000                 FIXME("invoke %s\n", debugstr_variant(&prop->var));
1001                 return E_NOTIMPL;
1002             }
1003
1004             if(pdp->cNamedArgs) {
1005                 FIXME("named args not supported\n");
1006                 return E_NOTIMPL;
1007             }
1008
1009             dp.rgvarg = heap_alloc((pdp->cArgs+1)*sizeof(VARIANTARG));
1010             if(!dp.rgvarg)
1011                 return E_OUTOFMEMORY;
1012
1013             dp.cArgs = pdp->cArgs+1;
1014             memcpy(dp.rgvarg+1, pdp->rgvarg, pdp->cArgs*sizeof(VARIANTARG));
1015
1016             V_VT(dp.rgvarg) = VT_DISPATCH;
1017             V_DISPATCH(dp.rgvarg) = (IDispatch*)DISPATCHEX(This);
1018
1019             hres = IDispatch_QueryInterface(V_DISPATCH(&prop->var), &IID_IDispatchEx, (void**)&dispex);
1020             TRACE("%s call\n", debugstr_w(This->dynamic_data->props[idx].name));
1021             if(SUCCEEDED(hres)) {
1022                 hres = IDispatchEx_InvokeEx(dispex, DISPID_VALUE, lcid, wFlags, &dp, pvarRes, pei, pspCaller);
1023                 IDispatchEx_Release(dispex);
1024             }else {
1025                 ULONG err = 0;
1026                 hres = IDispatch_Invoke(V_DISPATCH(&prop->var), DISPID_VALUE, &IID_NULL, lcid, wFlags, pdp, pvarRes, pei, &err);
1027             }
1028             TRACE("%s ret %08x\n", debugstr_w(This->dynamic_data->props[idx].name), hres);
1029
1030             heap_free(dp.rgvarg);
1031             return hres;
1032         }
1033         case DISPATCH_PROPERTYGET:
1034             if(prop->flags & DYNPROP_DELETED)
1035                 return DISP_E_UNKNOWNNAME;
1036             return VariantCopy(pvarRes, &prop->var);
1037         case DISPATCH_PROPERTYPUT|DISPATCH_PROPERTYPUTREF:
1038         case DISPATCH_PROPERTYPUT:
1039             if(pdp->cArgs != 1 || (pdp->cNamedArgs == 1 && *pdp->rgdispidNamedArgs != DISPID_PROPERTYPUT)
1040                || pdp->cNamedArgs > 1) {
1041                 FIXME("invalid args\n");
1042                 return E_INVALIDARG;
1043             }
1044
1045             TRACE("put %s\n", debugstr_variant(pdp->rgvarg));
1046             VariantClear(&prop->var);
1047             hres = VariantCopy(&prop->var, pdp->rgvarg);
1048             if(FAILED(hres))
1049                 return hres;
1050
1051             prop->flags &= ~DYNPROP_DELETED;
1052             return S_OK;
1053         default:
1054             FIXME("unhandled wFlags %x\n", wFlags);
1055             return E_NOTIMPL;
1056         }
1057     }
1058
1059     return invoke_builtin_prop(This, id, lcid, wFlags, pdp, pvarRes, pei, pspCaller);
1060 }
1061
1062 static HRESULT WINAPI DispatchEx_DeleteMemberByName(IDispatchEx *iface, BSTR bstrName, DWORD grfdex)
1063 {
1064     DispatchEx *This = DISPATCHEX_THIS(iface);
1065
1066     TRACE("(%p)->(%s %x)\n", This, debugstr_w(bstrName), grfdex);
1067
1068     /* Not implemented by IE */
1069     return E_NOTIMPL;
1070 }
1071
1072 static HRESULT WINAPI DispatchEx_DeleteMemberByDispID(IDispatchEx *iface, DISPID id)
1073 {
1074     DispatchEx *This = DISPATCHEX_THIS(iface);
1075     FIXME("(%p)->(%x)\n", This, id);
1076     return E_NOTIMPL;
1077 }
1078
1079 static HRESULT WINAPI DispatchEx_GetMemberProperties(IDispatchEx *iface, DISPID id, DWORD grfdexFetch, DWORD *pgrfdex)
1080 {
1081     DispatchEx *This = DISPATCHEX_THIS(iface);
1082     FIXME("(%p)->(%x %x %p)\n", This, id, grfdexFetch, pgrfdex);
1083     return E_NOTIMPL;
1084 }
1085
1086 static HRESULT WINAPI DispatchEx_GetMemberName(IDispatchEx *iface, DISPID id, BSTR *pbstrName)
1087 {
1088     DispatchEx *This = DISPATCHEX_THIS(iface);
1089     dispex_data_t *data;
1090     func_info_t *func;
1091     HRESULT hres;
1092
1093     TRACE("(%p)->(%x %p)\n", This, id, pbstrName);
1094
1095     if(is_dynamic_dispid(id)) {
1096         DWORD idx = id - DISPID_DYNPROP_0;
1097
1098         if(!This->dynamic_data || This->dynamic_data->prop_cnt <= idx)
1099             return DISP_E_UNKNOWNNAME;
1100
1101         *pbstrName = SysAllocString(This->dynamic_data->props[idx].name);
1102         if(!*pbstrName)
1103             return E_OUTOFMEMORY;
1104
1105         return S_OK;
1106     }
1107
1108     data = get_dispex_data(This);
1109     if(!data)
1110         return E_FAIL;
1111
1112     hres = get_builtin_func(data, id, &func);
1113     if(FAILED(hres))
1114         return hres;
1115
1116     *pbstrName = SysAllocString(func->name);
1117     if(!*pbstrName)
1118         return E_OUTOFMEMORY;
1119     return S_OK;
1120 }
1121
1122 static HRESULT WINAPI DispatchEx_GetNextDispID(IDispatchEx *iface, DWORD grfdex, DISPID id, DISPID *pid)
1123 {
1124     DispatchEx *This = DISPATCHEX_THIS(iface);
1125     dispex_data_t *data;
1126     func_info_t *func;
1127     HRESULT hres;
1128
1129     TRACE("(%p)->(%x %x %p)\n", This, grfdex, id, pid);
1130
1131     if(is_dynamic_dispid(id)) {
1132         DWORD idx = id - DISPID_DYNPROP_0;
1133
1134         if(!This->dynamic_data || This->dynamic_data->prop_cnt <= idx)
1135             return DISP_E_UNKNOWNNAME;
1136
1137         while(++idx < This->dynamic_data->prop_cnt && This->dynamic_data->props[idx].flags & DYNPROP_DELETED);
1138
1139         if(idx == This->dynamic_data->prop_cnt) {
1140             *pid = DISPID_STARTENUM;
1141             return S_FALSE;
1142         }
1143
1144         *pid = DISPID_DYNPROP_0+idx;
1145         return S_OK;
1146     }
1147
1148     data = get_dispex_data(This);
1149     if(!data)
1150         return E_FAIL;
1151
1152     if(id == DISPID_STARTENUM) {
1153         func = data->funcs;
1154     }else {
1155         hres = get_builtin_func(data, id, &func);
1156         if(FAILED(hres))
1157             return hres;
1158         func++;
1159     }
1160
1161     while(func < data->funcs+data->func_cnt) {
1162         /* FIXME: Skip hidden properties */
1163         if(func->func_disp_idx == -1) {
1164             *pid = func->id;
1165             return S_OK;
1166         }
1167         func++;
1168     }
1169
1170     if(This->dynamic_data && This->dynamic_data->prop_cnt) {
1171         *pid = DISPID_DYNPROP_0;
1172         return S_OK;
1173     }
1174
1175     *pid = DISPID_STARTENUM;
1176     return S_FALSE;
1177 }
1178
1179 static HRESULT WINAPI DispatchEx_GetNameSpaceParent(IDispatchEx *iface, IUnknown **ppunk)
1180 {
1181     DispatchEx *This = DISPATCHEX_THIS(iface);
1182     FIXME("(%p)->(%p)\n", This, ppunk);
1183     return E_NOTIMPL;
1184 }
1185
1186 #undef DISPATCHEX_THIS
1187
1188 static IDispatchExVtbl DispatchExVtbl = {
1189     DispatchEx_QueryInterface,
1190     DispatchEx_AddRef,
1191     DispatchEx_Release,
1192     DispatchEx_GetTypeInfoCount,
1193     DispatchEx_GetTypeInfo,
1194     DispatchEx_GetIDsOfNames,
1195     DispatchEx_Invoke,
1196     DispatchEx_GetDispID,
1197     DispatchEx_InvokeEx,
1198     DispatchEx_DeleteMemberByName,
1199     DispatchEx_DeleteMemberByDispID,
1200     DispatchEx_GetMemberProperties,
1201     DispatchEx_GetMemberName,
1202     DispatchEx_GetNextDispID,
1203     DispatchEx_GetNameSpaceParent
1204 };
1205
1206 BOOL dispex_query_interface(DispatchEx *This, REFIID riid, void **ppv)
1207 {
1208     static const IID IID_UndocumentedScriptIface =
1209         {0x719c3050,0xf9d3,0x11cf,{0xa4,0x93,0x00,0x40,0x05,0x23,0xa8,0xa0}};
1210     static const IID IID_IDispatchJS =
1211         {0x719c3050,0xf9d3,0x11cf,{0xa4,0x93,0x00,0x40,0x05,0x23,0xa8,0xa6}};
1212
1213     if(IsEqualGUID(&IID_IDispatch, riid)) {
1214         TRACE("(%p)->(IID_IDispatch %p)\n", This, ppv);
1215         *ppv = DISPATCHEX(This);
1216     }else if(IsEqualGUID(&IID_IDispatchEx, riid)) {
1217         TRACE("(%p)->(IID_IDispatchEx %p)\n", This, ppv);
1218         *ppv = DISPATCHEX(This);
1219     }else if(IsEqualGUID(&IID_IDispatchJS, riid)) {
1220         TRACE("(%p)->(IID_IDispatchJS %p) returning NULL\n", This, ppv);
1221         *ppv = NULL;
1222     }else if(IsEqualGUID(&IID_UndocumentedScriptIface, riid)) {
1223         TRACE("(%p)->(IID_UndocumentedScriptIface %p) returning NULL\n", This, ppv);
1224         *ppv = NULL;
1225     }else {
1226         return FALSE;
1227     }
1228
1229     if(*ppv)
1230         IUnknown_AddRef((IUnknown*)*ppv);
1231     return TRUE;
1232 }
1233
1234 void release_dispex(DispatchEx *This)
1235 {
1236     dynamic_prop_t *prop;
1237
1238     if(!This->dynamic_data)
1239         return;
1240
1241     for(prop = This->dynamic_data->props; prop < This->dynamic_data->props + This->dynamic_data->prop_cnt; prop++) {
1242         VariantClear(&prop->var);
1243         heap_free(prop->name);
1244     }
1245
1246     heap_free(This->dynamic_data->props);
1247
1248     if(This->dynamic_data->func_disps) {
1249         unsigned i;
1250
1251         for(i=0; i < This->data->data->func_disp_cnt; i++) {
1252             if(This->dynamic_data->func_disps[i]) {
1253                 release_dispex(&This->dynamic_data->func_disps[i]->dispex);
1254                 heap_free(This->dynamic_data->func_disps[i]);
1255             }
1256         }
1257
1258         heap_free(This->dynamic_data->func_disps);
1259     }
1260
1261     heap_free(This->dynamic_data);
1262 }
1263
1264 void init_dispex(DispatchEx *dispex, IUnknown *outer, dispex_static_data_t *data)
1265 {
1266     dispex->lpIDispatchExVtbl = &DispatchExVtbl;
1267     dispex->outer = outer;
1268     dispex->data = data;
1269     dispex->dynamic_data = NULL;
1270 }