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