dlls/msxml3/dispex.c

   1 /*
   2  * Copyright 2008 Jacek Caban for CodeWeavers
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  */
  18
  19 #define COBJMACROS
  20
  21 #include "config.h"
  22
  23 #include <stdarg.h>
  24 #ifdef HAVE_LIBXML2
  25 # include <libxml/parser.h>
  26 # include <libxml/xmlerror.h>
  27 #endif
  28
  29 #include "windef.h"
  30 #include "winbase.h"
  31 #include "winuser.h"
  32 #include "winnls.h"
  33 #include "ole2.h"
  34 #include "msxml6.h"
  35 #include "wininet.h"
  36 #include "urlmon.h"
  37 #include "winreg.h"
  38 #include "shlwapi.h"
  39
  40 #include "wine/debug.h"
  41 #include "wine/list.h"
  42 #include "wine/unicode.h"
  43
  44 #include "msxml_private.h"
  45
  46 WINE_DEFAULT_DEBUG_CHANNEL(msxml);
  47
  48 static CRITICAL_SECTION cs_dispex_static_data;
  49 static CRITICAL_SECTION_DEBUG cs_dispex_static_data_dbg =
  50 {
  51     0, 0, &cs_dispex_static_data,
  52     { &cs_dispex_static_data_dbg.ProcessLocksList, &cs_dispex_static_data_dbg.ProcessLocksList },
  53       0, 0, { (DWORD_PTR)(__FILE__ ": dispex_static_data") }
  54 };
  55 static CRITICAL_SECTION cs_dispex_static_data = { &cs_dispex_static_data_dbg, -1, 0, 0, 0, 0 };
  56
  57
  58 enum lib_version_t
  59 {
  60     LibXml = 0,
  61     LibXml2,
  62     LibXml_Last
  63 };
  64
  65 typedef struct {
  66     REFIID iid;
  67     enum lib_version_t lib;
  68 } tid_id_t;
  69
  70 typedef struct {
  71     REFIID iid;
  72     unsigned short major;
  73 } lib_id_t;
  74
  75 typedef struct {
  76     DISPID id;
  77     BSTR name;
  78     enum tid_t tid;
  79 } func_info_t;
  80
  81 struct dispex_data_t {
  82     DWORD func_cnt;
  83     func_info_t *funcs;
  84     func_info_t **name_table;
  85
  86     struct list entry;
  87 };
  88
  89 typedef struct {
  90     VARIANT var;
  91     LPWSTR name;
  92 } dynamic_prop_t;
  93
  94 struct dispex_dynamic_data_t {
  95     DWORD buf_size;
  96     DWORD prop_cnt;
  97     dynamic_prop_t *props;
  98 };
  99
 100 #define DISPID_DYNPROP_0    0x50000000
 101 #define DISPID_DYNPROP_MAX  0x5fffffff
 102
 103 static struct list dispex_data_list = LIST_INIT(dispex_data_list);
 104 static ITypeLib *typelib[LibXml_Last];
 105 static ITypeInfo *typeinfos[LAST_tid];
 106
 107 /* indexed with lib_version_t values */
 108 static lib_id_t lib_ids[] = {
 109     { &LIBID_MSXML,  2 },
 110     { &LIBID_MSXML2, 3 }
 111 };
 112
 113 static tid_id_t tid_ids[] = {
 114     { &IID_NULL, LibXml_Last },
 115     { &IID_IXMLDOMAttribute, LibXml2 },
 116     { &IID_IXMLDOMCDATASection, LibXml2 },
 117     { &IID_IXMLDOMComment, LibXml2 },
 118     { &IID_IXMLDOMDocument, LibXml2 },
 119     { &IID_IXMLDOMDocument2, LibXml2 },
 120     { &IID_IXMLDOMDocument3, LibXml2 },
 121     { &IID_IXMLDOMDocumentFragment, LibXml2 },
 122     { &IID_IXMLDOMDocumentType, LibXml2 },
 123     { &IID_IXMLDOMElement, LibXml2 },
 124     { &IID_IXMLDOMEntityReference, LibXml2 },
 125     { &IID_IXMLDOMImplementation, LibXml2 },
 126     { &IID_IXMLDOMNamedNodeMap, LibXml2 },
 127     { &IID_IXMLDOMNode, LibXml2 },
 128     { &IID_IXMLDOMNodeList, LibXml2 },
 129     { &IID_IXMLDOMParseError, LibXml2 },
 130     { &IID_IXMLDOMProcessingInstruction, LibXml2 },
 131     { &IID_IXMLDOMSchemaCollection, LibXml2 },
 132     { &IID_IXMLDOMSelection, LibXml2 },
 133     { &IID_IXMLDOMText, LibXml2 },
 134     { &IID_IXMLElement, LibXml },
 135     { &IID_IXMLDocument, LibXml },
 136     { &IID_IXMLHTTPRequest, LibXml2 },
 137     { &IID_IXSLProcessor, LibXml2 },
 138     { &IID_IXSLTemplate, LibXml2 },
 139     { &IID_IVBSAXAttributes, LibXml2 },
 140     { &IID_IVBSAXContentHandler, LibXml2 },
 141     { &IID_IVBSAXDeclHandler, LibXml2 },
 142     { &IID_IVBSAXDTDHandler, LibXml2 },
 143     { &IID_IVBSAXEntityResolver, LibXml2 },
 144     { &IID_IVBSAXErrorHandler, LibXml2 },
 145     { &IID_IVBSAXLexicalHandler, LibXml2 },
 146     { &IID_IVBSAXLocator, LibXml2 },
 147     { &IID_IVBSAXXMLFilter, LibXml2 },
 148     { &IID_IVBSAXXMLReader, LibXml2 },
 149     { &IID_IMXAttributes, LibXml2 },
 150     { &IID_IMXReaderControl, LibXml2 },
 151     { &IID_IMXWriter, LibXml2 },
 152     { &IID_IVBMXNamespaceManager, LibXml2 }
 153 };
 154
 155 const IID *get_riid_from_tid(tid_t tid)
 156 {
 157     return tid_ids[tid].iid;
 158 }
 159
 160 static inline unsigned get_libid_from_tid(tid_t tid)
 161 {
 162     return tid_ids[tid].lib;
 163 }
 164
 165 HRESULT get_typeinfo(enum tid_t tid, ITypeInfo **typeinfo)
 166 {
 167     unsigned lib = get_libid_from_tid(tid);
 168     HRESULT hres;
 169
 170     if(!typelib[lib]) {
 171         ITypeLib *tl;
 172
 173         hres = LoadRegTypeLib(lib_ids[lib].iid, lib_ids[lib].major, 0, LOCALE_SYSTEM_DEFAULT, &tl);
 174         if(FAILED(hres)) {
 175             ERR("LoadRegTypeLib failed: %08x\n", hres);
 176             return hres;
 177         }
 178
 179         if(InterlockedCompareExchangePointer((void**)&typelib[lib], tl, NULL))
 180             ITypeLib_Release(tl);
 181     }
 182
 183     if(!typeinfos[tid]) {
 184         ITypeInfo *ti;
 185
 186         hres = ITypeLib_GetTypeInfoOfGuid(typelib[lib], get_riid_from_tid(tid), &ti);
 187         if(FAILED(hres)) {
 188             /* try harder with typelib from msxml.dll */
 189             hres = ITypeLib_GetTypeInfoOfGuid(typelib[LibXml], get_riid_from_tid(tid), &ti);
 190             if(FAILED(hres)) {
 191                 ERR("GetTypeInfoOfGuid failed: %08x\n", hres);
 192                 return hres;
 193             }
 194         }
 195
 196         if(InterlockedCompareExchangePointer((void**)(typeinfos+tid), ti, NULL))
 197             ITypeInfo_Release(ti);
 198     }
 199
 200     *typeinfo = typeinfos[tid];
 201
 202     ITypeInfo_AddRef(typeinfos[tid]);
 203     return S_OK;
 204 }
 205
 206 void release_typelib(void)
 207 {
 208     dispex_data_t *iter;
 209     unsigned i;
 210
 211     while(!list_empty(&dispex_data_list)) {
 212         iter = LIST_ENTRY(list_head(&dispex_data_list), dispex_data_t, entry);
 213         list_remove(&iter->entry);
 214
 215         for(i=0; i < iter->func_cnt; i++)
 216             SysFreeString(iter->funcs[i].name);
 217
 218         heap_free(iter->funcs);
 219         heap_free(iter->name_table);
 220         heap_free(iter);
 221     }
 222
 223     for(i=0; i < sizeof(typeinfos)/sizeof(*typeinfos); i++)
 224         if(typeinfos[i])
 225             ITypeInfo_Release(typeinfos[i]);
 226
 227     for(i=0; i < sizeof(typelib)/sizeof(*typelib); i++)
 228         if(typelib[i])
 229             ITypeLib_Release(typelib[i]);
 230
 231     DeleteCriticalSection(&cs_dispex_static_data);
 232 }
 233
 234 static void add_func_info(dispex_data_t *data, DWORD *size, tid_t tid, DISPID id, ITypeInfo *dti)
 235 {
 236     HRESULT hres;
 237
 238     if(data->func_cnt && data->funcs[data->func_cnt-1].id == id)
 239         return;
 240
 241     if(data->func_cnt == *size)
 242         data->funcs = heap_realloc(data->funcs, (*size <<= 1)*sizeof(func_info_t));
 243
 244     hres = ITypeInfo_GetDocumentation(dti, id, &data->funcs[data->func_cnt].name, NULL, NULL, NULL);
 245     if(FAILED(hres))
 246         return;
 247
 248     data->funcs[data->func_cnt].id = id;
 249     data->funcs[data->func_cnt].tid = tid;
 250
 251     data->func_cnt++;
 252 }
 253
 254 static int dispid_cmp(const void *p1, const void *p2)
 255 {
 256     return ((const func_info_t*)p1)->id - ((const func_info_t*)p2)->id;
 257 }
 258
 259 static int func_name_cmp(const void *p1, const void *p2)
 260 {
 261     return strcmpiW((*(func_info_t* const*)p1)->name, (*(func_info_t* const*)p2)->name);
 262 }
 263
 264 static dispex_data_t *preprocess_dispex_data(DispatchEx *This)
 265 {
 266     const tid_t *tid = This->data->iface_tids;
 267     FUNCDESC *funcdesc;
 268     dispex_data_t *data;
 269     DWORD size = 16, i;
 270     ITypeInfo *ti, *dti;
 271     HRESULT hres;
 272
 273     TRACE("(%p)\n", This);
 274
 275     hres = get_typeinfo(This->data->disp_tid, &dti);
 276     if(FAILED(hres)) {
 277         ERR("Could not get disp type info: %08x\n", hres);
 278         return NULL;
 279     }
 280
 281     data = heap_alloc(sizeof(dispex_data_t));
 282     data->func_cnt = 0;
 283     data->funcs = heap_alloc(size*sizeof(func_info_t));
 284     list_add_tail(&dispex_data_list, &data->entry);
 285
 286     while(*tid) {
 287         hres = get_typeinfo(*tid, &ti);
 288         if(FAILED(hres))
 289             break;
 290
 291         i=0;
 292         while(1) {
 293             hres = ITypeInfo_GetFuncDesc(ti, i++, &funcdesc);
 294             if(FAILED(hres))
 295                 break;
 296
 297             add_func_info(data, &size, *tid, funcdesc->memid, dti);
 298             ITypeInfo_ReleaseFuncDesc(ti, funcdesc);
 299         }
 300
 301         ITypeInfo_Release(ti);
 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     ITypeInfo_Release(dti);
 324     return data;
 325 }
 326
 327 static dispex_data_t *get_dispex_data(DispatchEx *This)
 328 {
 329     if(This->data->data)
 330         return This->data->data;
 331
 332     EnterCriticalSection(&cs_dispex_static_data);
 333
 334     if(!This->data->data)
 335         This->data->data = preprocess_dispex_data(This);
 336
 337     LeaveCriticalSection(&cs_dispex_static_data);
 338
 339     return This->data->data;
 340 }
 341
 342 static inline BOOL is_dynamic_dispid(DISPID id)
 343 {
 344     return DISPID_DYNPROP_0 <= id && id <= DISPID_DYNPROP_MAX;
 345 }
 346
 347 static inline DispatchEx *impl_from_IDispatchEx(IDispatchEx *iface)
 348 {
 349     return CONTAINING_RECORD(iface, DispatchEx, IDispatchEx_iface);
 350 }
 351
 352 static HRESULT WINAPI DispatchEx_QueryInterface(IDispatchEx *iface, REFIID riid, void **ppv)
 353 {
 354     DispatchEx *This = impl_from_IDispatchEx(iface);
 355
 356     return IUnknown_QueryInterface(This->outer, riid, ppv);
 357 }
 358
 359 static ULONG WINAPI DispatchEx_AddRef(IDispatchEx *iface)
 360 {
 361     DispatchEx *This = impl_from_IDispatchEx(iface);
 362
 363     return IUnknown_AddRef(This->outer);
 364 }
 365
 366 static ULONG WINAPI DispatchEx_Release(IDispatchEx *iface)
 367 {
 368     DispatchEx *This = impl_from_IDispatchEx(iface);
 369
 370     return IUnknown_Release(This->outer);
 371 }
 372
 373 static HRESULT WINAPI DispatchEx_GetTypeInfoCount(IDispatchEx *iface, UINT *pctinfo)
 374 {
 375     DispatchEx *This = impl_from_IDispatchEx(iface);
 376
 377     TRACE("(%p)->(%p)\n", This, pctinfo);
 378
 379     *pctinfo = 1;
 380     return S_OK;
 381 }
 382
 383 static HRESULT WINAPI DispatchEx_GetTypeInfo(IDispatchEx *iface, UINT iTInfo,
 384                                               LCID lcid, ITypeInfo **ppTInfo)
 385 {
 386     DispatchEx *This = impl_from_IDispatchEx(iface);
 387
 388     TRACE("(%p)->(%u %u %p)\n", This, iTInfo, lcid, ppTInfo);
 389
 390     return get_typeinfo(This->data->disp_tid, ppTInfo);
 391 }
 392
 393 static HRESULT WINAPI DispatchEx_GetIDsOfNames(IDispatchEx *iface, REFIID riid,
 394                                                 LPOLESTR *rgszNames, UINT cNames,
 395                                                 LCID lcid, DISPID *rgDispId)
 396 {
 397     DispatchEx *This = impl_from_IDispatchEx(iface);
 398     UINT i;
 399     HRESULT hres;
 400
 401     TRACE("(%p)->(%s %p %u %u %p)\n", This, debugstr_guid(riid), rgszNames, cNames,
 402           lcid, rgDispId);
 403
 404     for(i=0; i < cNames; i++) {
 405         hres = IDispatchEx_GetDispID(&This->IDispatchEx_iface, rgszNames[i], 0, rgDispId+i);
 406         if(FAILED(hres))
 407             return hres;
 408     }
 409
 410     return S_OK;
 411 }
 412
 413 static HRESULT WINAPI DispatchEx_Invoke(IDispatchEx *iface, DISPID dispIdMember,
 414                             REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS *pDispParams,
 415                             VARIANT *pVarResult, EXCEPINFO *pExcepInfo, UINT *puArgErr)
 416 {
 417     DispatchEx *This = impl_from_IDispatchEx(iface);
 418
 419     TRACE("(%p)->(%d %s %d %d %p %p %p %p)\n", This, dispIdMember, debugstr_guid(riid),
 420           lcid, wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
 421
 422     return IDispatchEx_InvokeEx(&This->IDispatchEx_iface, dispIdMember, lcid, wFlags,
 423                                 pDispParams, pVarResult, pExcepInfo, NULL);
 424 }
 425
 426 static HRESULT WINAPI DispatchEx_GetDispID(IDispatchEx *iface, BSTR bstrName, DWORD grfdex, DISPID *pid)
 427 {
 428     DispatchEx *This = impl_from_IDispatchEx(iface);
 429     dispex_data_t *data;
 430     int min, max, n, c;
 431
 432     TRACE("(%p)->(%s %x %p)\n", This, debugstr_w(bstrName), grfdex, pid);
 433
 434     if(grfdex & ~(fdexNameCaseSensitive|fdexNameEnsure|fdexNameImplicit))
 435         FIXME("Unsupported grfdex %x\n", grfdex);
 436
 437     data = get_dispex_data(This);
 438     if(!data)
 439         return E_FAIL;
 440
 441     min = 0;
 442     max = data->func_cnt-1;
 443
 444     while(min <= max) {
 445         n = (min+max)/2;
 446
 447         c = strcmpiW(data->name_table[n]->name, bstrName);
 448         if(!c) {
 449             if((grfdex & fdexNameCaseSensitive) && strcmpW(data->name_table[n]->name, bstrName))
 450                 break;
 451
 452             *pid = data->name_table[n]->id;
 453             return S_OK;
 454         }
 455
 456         if(c > 0)
 457             max = n-1;
 458         else
 459             min = n+1;
 460     }
 461
 462     if(This->dynamic_data) {
 463         unsigned i;
 464
 465         for(i=0; i < This->dynamic_data->prop_cnt; i++) {
 466             if(!strcmpW(This->dynamic_data->props[i].name, bstrName)) {
 467                 *pid = DISPID_DYNPROP_0 + i;
 468                 return S_OK;
 469             }
 470         }
 471     }
 472
 473     if(This->data->vtbl && This->data->vtbl->get_dispid) {
 474         HRESULT hres;
 475
 476         hres = This->data->vtbl->get_dispid(This->outer, bstrName, grfdex, pid);
 477         if(hres != DISP_E_UNKNOWNNAME)
 478             return hres;
 479     }
 480
 481     if(grfdex & fdexNameEnsure) {
 482         dispex_dynamic_data_t *dynamic_data;
 483
 484         TRACE("creating dynamic prop %s\n", debugstr_w(bstrName));
 485
 486         if(This->dynamic_data) {
 487             dynamic_data = This->dynamic_data;
 488         }else {
 489             dynamic_data = This->dynamic_data = heap_alloc_zero(sizeof(dispex_dynamic_data_t));
 490             if(!dynamic_data)
 491                 return E_OUTOFMEMORY;
 492         }
 493
 494         if(!dynamic_data->buf_size) {
 495             dynamic_data->props = heap_alloc(sizeof(dynamic_prop_t)*4);
 496             if(!dynamic_data->props)
 497                 return E_OUTOFMEMORY;
 498             dynamic_data->buf_size = 4;
 499         }else if(dynamic_data->buf_size == dynamic_data->prop_cnt) {
 500             dynamic_prop_t *new_props;
 501
 502             new_props = heap_realloc(dynamic_data->props, sizeof(dynamic_prop_t)*(dynamic_data->buf_size<<1));
 503             if(!new_props)
 504                 return E_OUTOFMEMORY;
 505
 506             dynamic_data->props = new_props;
 507             dynamic_data->buf_size <<= 1;
 508         }
 509
 510         dynamic_data->props[dynamic_data->prop_cnt].name = heap_strdupW(bstrName);
 511         VariantInit(&dynamic_data->props[dynamic_data->prop_cnt].var);
 512         *pid = DISPID_DYNPROP_0 + dynamic_data->prop_cnt++;
 513
 514         return S_OK;
 515     }
 516
 517     TRACE("not found %s\n", debugstr_w(bstrName));
 518     return DISP_E_UNKNOWNNAME;
 519 }
 520
 521 static HRESULT WINAPI DispatchEx_InvokeEx(IDispatchEx *iface, DISPID id, LCID lcid, WORD wFlags, DISPPARAMS *pdp,
 522         VARIANT *pvarRes, EXCEPINFO *pei, IServiceProvider *pspCaller)
 523 {
 524     DispatchEx *This = impl_from_IDispatchEx(iface);
 525     IUnknown *unk;
 526     ITypeInfo *ti;
 527     dispex_data_t *data;
 528     UINT argerr=0;
 529     int min, max, n;
 530     HRESULT hres;
 531
 532     TRACE("(%p)->(%x %x %x %p %p %p %p)\n", This, id, lcid, wFlags, pdp, pvarRes, pei, pspCaller);
 533
 534     if(This->data->vtbl && This->data->vtbl->invoke) {
 535         hres = This->data->vtbl->invoke(This->outer, id, lcid, wFlags, pdp, pvarRes, pei);
 536         if (hres != DISP_E_UNKNOWNNAME) return hres;
 537     }
 538
 539     if(wFlags == DISPATCH_CONSTRUCT) {
 540         FIXME("DISPATCH_CONSTRUCT not implemented\n");
 541         return E_NOTIMPL;
 542     }
 543
 544     if(is_dynamic_dispid(id)) {
 545         DWORD idx = id - DISPID_DYNPROP_0;
 546         VARIANT *var;
 547
 548         if(!This->dynamic_data || This->dynamic_data->prop_cnt <= idx)
 549             return DISP_E_UNKNOWNNAME;
 550
 551         var = &This->dynamic_data->props[idx].var;
 552
 553         switch(wFlags) {
 554         case INVOKE_PROPERTYGET:
 555             return VariantCopy(pvarRes, var);
 556         case INVOKE_PROPERTYPUT:
 557             VariantClear(var);
 558             return VariantCopy(var, pdp->rgvarg);
 559         default:
 560             FIXME("unhandled wFlags %x\n", wFlags);
 561             return E_NOTIMPL;
 562         }
 563     }
 564
 565     data = get_dispex_data(This);
 566     if(!data)
 567         return E_FAIL;
 568
 569     min = 0;
 570     max = data->func_cnt-1;
 571
 572     while(min <= max) {
 573         n = (min+max)/2;
 574
 575         if(data->funcs[n].id == id)
 576             break;
 577
 578         if(data->funcs[n].id < id)
 579             min = n+1;
 580         else
 581             max = n-1;
 582     }
 583
 584     if(min > max) {
 585         WARN("invalid id %x\n", id);
 586         return DISP_E_UNKNOWNNAME;
 587     }
 588
 589     hres = get_typeinfo(data->funcs[n].tid, &ti);
 590     if(FAILED(hres)) {
 591         ERR("Could not get type info: %08x\n", hres);
 592         return hres;
 593     }
 594
 595     hres = IUnknown_QueryInterface(This->outer, get_riid_from_tid(data->funcs[n].tid), (void**)&unk);
 596     if(FAILED(hres)) {
 597         ERR("Could not get iface: %08x\n", hres);
 598         return E_FAIL;
 599     }
 600
 601     hres = ITypeInfo_Invoke(ti, unk, id, wFlags, pdp, pvarRes, pei, &argerr);
 602
 603     ITypeInfo_Release(ti);
 604     IUnknown_Release(unk);
 605     return hres;
 606 }
 607
 608 static HRESULT WINAPI DispatchEx_DeleteMemberByName(IDispatchEx *iface, BSTR bstrName, DWORD grfdex)
 609 {
 610     DispatchEx *This = impl_from_IDispatchEx(iface);
 611     TRACE("Not implemented in native msxml3 (%p)->(%s %x)\n", This, debugstr_w(bstrName), grfdex);
 612     return E_NOTIMPL;
 613 }
 614
 615 static HRESULT WINAPI DispatchEx_DeleteMemberByDispID(IDispatchEx *iface, DISPID id)
 616 {
 617     DispatchEx *This = impl_from_IDispatchEx(iface);
 618     TRACE("Not implemented in native msxml3 (%p)->(%x)\n", This, id);
 619     return E_NOTIMPL;
 620 }
 621
 622 static HRESULT WINAPI DispatchEx_GetMemberProperties(IDispatchEx *iface, DISPID id, DWORD grfdexFetch, DWORD *pgrfdex)
 623 {
 624     DispatchEx *This = impl_from_IDispatchEx(iface);
 625     TRACE("Not implemented in native msxml3 (%p)->(%x %x %p)\n", This, id, grfdexFetch, pgrfdex);
 626     return E_NOTIMPL;
 627 }
 628
 629 static HRESULT WINAPI DispatchEx_GetMemberName(IDispatchEx *iface, DISPID id, BSTR *pbstrName)
 630 {
 631     DispatchEx *This = impl_from_IDispatchEx(iface);
 632     TRACE("Not implemented in native msxml3 (%p)->(%x %p)\n", This, id, pbstrName);
 633     return E_NOTIMPL;
 634 }
 635
 636 static HRESULT WINAPI DispatchEx_GetNextDispID(IDispatchEx *iface, DWORD grfdex, DISPID id, DISPID *pid)
 637 {
 638     DispatchEx *This = impl_from_IDispatchEx(iface);
 639     TRACE(" Not implemented in native msxml3 (%p)->(%x %x %p)\n", This, grfdex, id, pid);
 640     return E_NOTIMPL;
 641 }
 642
 643 static HRESULT WINAPI DispatchEx_GetNameSpaceParent(IDispatchEx *iface, IUnknown **ppunk)
 644 {
 645     DispatchEx *This = impl_from_IDispatchEx(iface);
 646     TRACE("Not implemented in native msxml3 (%p)->(%p)\n", This, ppunk);
 647     return E_NOTIMPL;
 648 }
 649
 650 static IDispatchExVtbl DispatchExVtbl = {
 651     DispatchEx_QueryInterface,
 652     DispatchEx_AddRef,
 653     DispatchEx_Release,
 654     DispatchEx_GetTypeInfoCount,
 655     DispatchEx_GetTypeInfo,
 656     DispatchEx_GetIDsOfNames,
 657     DispatchEx_Invoke,
 658     DispatchEx_GetDispID,
 659     DispatchEx_InvokeEx,
 660     DispatchEx_DeleteMemberByName,
 661     DispatchEx_DeleteMemberByDispID,
 662     DispatchEx_GetMemberProperties,
 663     DispatchEx_GetMemberName,
 664     DispatchEx_GetNextDispID,
 665     DispatchEx_GetNameSpaceParent
 666 };
 667
 668 BOOL dispex_query_interface(DispatchEx *This, REFIID riid, void **ppv)
 669 {
 670     static const IID IID_UndocumentedScriptIface =
 671         {0x719c3050,0xf9d3,0x11cf,{0xa4,0x93,0x00,0x40,0x05,0x23,0xa8,0xa0}};
 672     static const IID IID_IDispatchJS =
 673         {0x719c3050,0xf9d3,0x11cf,{0xa4,0x93,0x00,0x40,0x05,0x23,0xa8,0xa6}};
 674
 675     if(IsEqualGUID(&IID_IDispatch, riid)) {
 676         TRACE("(%p)->(IID_IDispatch %p)\n", This, ppv);
 677         *ppv = &This->IDispatchEx_iface;
 678     }else if(IsEqualGUID(&IID_IDispatchEx, riid)) {
 679         TRACE("(%p)->(IID_IDispatchEx %p)\n", This, ppv);
 680         *ppv = &This->IDispatchEx_iface;
 681     }else if(IsEqualGUID(&IID_IDispatchJS, riid)) {
 682         TRACE("(%p)->(IID_IDispatchJS %p) returning NULL\n", This, ppv);
 683         *ppv = NULL;
 684     }else if(IsEqualGUID(&IID_UndocumentedScriptIface, riid)) {
 685         TRACE("(%p)->(IID_UndocumentedScriptIface %p) returning NULL\n", This, ppv);
 686         *ppv = NULL;
 687     }else if (IsEqualGUID(&IID_IObjectIdentity, riid)) {
 688         TRACE("IID_IObjectIdentity not supported returning NULL\n");
 689         *ppv = NULL;
 690     }else {
 691         return FALSE;
 692     }
 693
 694     if(*ppv)
 695         IUnknown_AddRef((IUnknown*)*ppv);
 696     return TRUE;
 697 }
 698
 699 void release_dispex(DispatchEx *This)
 700 {
 701     dynamic_prop_t *prop;
 702
 703     if(!This->dynamic_data)
 704         return;
 705
 706     for(prop = This->dynamic_data->props; prop < This->dynamic_data->props + This->dynamic_data->prop_cnt; prop++) {
 707         VariantClear(&prop->var);
 708         heap_free(prop->name);
 709     }
 710
 711     heap_free(This->dynamic_data->props);
 712     heap_free(This->dynamic_data);
 713 }
 714
 715 void init_dispex(DispatchEx *dispex, IUnknown *outer, dispex_static_data_t *data)
 716 {
 717     dispex->IDispatchEx_iface.lpVtbl = &DispatchExVtbl;
 718     dispex->outer = outer;
 719     dispex->data = data;
 720     dispex->dynamic_data = NULL;
 721 }