dlls/jscript/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 #include "jscript.h"
  20
  21 #include "wine/unicode.h"
  22 #include "wine/debug.h"
  23
  24 WINE_DEFAULT_DEBUG_CHANNEL(jscript);
  25
  26 /*
  27  * This IID is used to get DispatchEx objecto from interface.
  28  * We might consider using private insteface instead.
  29  */
  30 static const IID IID_IDispatchJS =
  31         {0x719c3050,0xf9d3,0x11cf,{0xa4,0x93,0x00,0x40,0x05,0x23,0xa8,0xa6}};
  32
  33 #define FDEX_VERSION_MASK 0xf0000000
  34
  35 typedef enum {
  36     PROP_VARIANT,
  37     PROP_BUILTIN,
  38     PROP_PROTREF,
  39     PROP_DELETED
  40 } prop_type_t;
  41
  42 struct _dispex_prop_t {
  43     WCHAR *name;
  44     prop_type_t type;
  45     DWORD flags;
  46
  47     union {
  48         VARIANT var;
  49         const builtin_prop_t *p;
  50         DWORD ref;
  51     } u;
  52 };
  53
  54 static inline DISPID prop_to_id(DispatchEx *This, dispex_prop_t *prop)
  55 {
  56     return prop - This->props;
  57 }
  58
  59 static inline dispex_prop_t *get_prop(DispatchEx *This, DISPID id)
  60 {
  61     if(id < 0 || id >= This->prop_cnt || This->props[id].type == PROP_DELETED)
  62         return NULL;
  63
  64     return This->props+id;
  65 }
  66
  67 static DWORD get_flags(DispatchEx *This, dispex_prop_t *prop)
  68 {
  69     if(prop->type == PROP_PROTREF) {
  70         dispex_prop_t *parent = get_prop(This->prototype, prop->u.ref);
  71         if(!parent) {
  72             prop->type = PROP_DELETED;
  73             return 0;
  74         }
  75
  76         return get_flags(This->prototype, parent);
  77     }
  78
  79     return prop->flags;
  80 }
  81
  82 static const builtin_prop_t *find_builtin_prop(DispatchEx *This, const WCHAR *name)
  83 {
  84     int min = 0, max, i, r;
  85
  86     max = This->builtin_info->props_cnt-1;
  87     while(min <= max) {
  88         i = (min+max)/2;
  89
  90         r = strcmpW(name, This->builtin_info->props[i].name);
  91         if(!r)
  92             return This->builtin_info->props + i;
  93
  94         if(r < 0)
  95             max = i-1;
  96         else
  97             min = i+1;
  98     }
  99
 100     return NULL;
 101 }
 102
 103 static dispex_prop_t *alloc_prop(DispatchEx *This, const WCHAR *name, prop_type_t type, DWORD flags)
 104 {
 105     dispex_prop_t *ret;
 106
 107     if(This->buf_size == This->prop_cnt) {
 108         dispex_prop_t *tmp = heap_realloc(This->props, (This->buf_size<<=1)*sizeof(*This->props));
 109         if(!tmp)
 110             return NULL;
 111         This->props = tmp;
 112     }
 113
 114     ret = This->props + This->prop_cnt++;
 115     ret->type = type;
 116     ret->flags = flags;
 117     ret->name = heap_strdupW(name);
 118     if(!ret->name)
 119         return NULL;
 120
 121     return ret;
 122 }
 123
 124 static dispex_prop_t *alloc_protref(DispatchEx *This, const WCHAR *name, DWORD ref)
 125 {
 126     dispex_prop_t *ret;
 127
 128     ret = alloc_prop(This, name, PROP_PROTREF, 0);
 129     if(!ret)
 130         return NULL;
 131
 132     ret->u.ref = ref;
 133     return ret;
 134 }
 135
 136 static HRESULT find_prop_name(DispatchEx *This, const WCHAR *name, dispex_prop_t **ret)
 137 {
 138     const builtin_prop_t *builtin;
 139     dispex_prop_t *prop;
 140
 141     for(prop = This->props; prop < This->props+This->prop_cnt; prop++) {
 142         if(prop->name && !strcmpW(prop->name, name)) {
 143             *ret = prop;
 144             return S_OK;
 145         }
 146     }
 147
 148     builtin = find_builtin_prop(This, name);
 149     if(builtin) {
 150         prop = alloc_prop(This, name, PROP_BUILTIN, builtin->flags);
 151         if(!prop)
 152             return E_OUTOFMEMORY;
 153
 154         prop->u.p = builtin;
 155         *ret = prop;
 156         return S_OK;
 157     }
 158
 159     *ret = NULL;
 160     return S_OK;
 161 }
 162
 163 static HRESULT find_prop_name_prot(DispatchEx *This, const WCHAR *name, dispex_prop_t **ret)
 164 {
 165     dispex_prop_t *prop;
 166     HRESULT hres;
 167
 168     hres = find_prop_name(This, name, &prop);
 169     if(FAILED(hres))
 170         return hres;
 171     if(prop) {
 172         *ret = prop;
 173         return S_OK;
 174     }
 175
 176     if(This->prototype) {
 177         hres = find_prop_name_prot(This->prototype, name, &prop);
 178         if(FAILED(hres))
 179             return hres;
 180         if(prop) {
 181             prop = alloc_protref(This, prop->name, prop - This->prototype->props);
 182             if(!prop)
 183                 return E_OUTOFMEMORY;
 184             *ret = prop;
 185             return S_OK;
 186         }
 187     }
 188
 189     *ret = prop;
 190     return S_OK;
 191 }
 192
 193 static HRESULT ensure_prop_name(DispatchEx *This, const WCHAR *name, BOOL search_prot, DWORD create_flags, dispex_prop_t **ret)
 194 {
 195     dispex_prop_t *prop;
 196     HRESULT hres;
 197
 198     if(search_prot)
 199         hres = find_prop_name_prot(This, name, &prop);
 200     else
 201         hres = find_prop_name(This, name, &prop);
 202     if(SUCCEEDED(hres) && !prop) {
 203         TRACE("creating prop %s\n", debugstr_w(name));
 204
 205         prop = alloc_prop(This, name, PROP_VARIANT, create_flags);
 206         if(!prop)
 207             return E_OUTOFMEMORY;
 208         VariantInit(&prop->u.var);
 209     }
 210
 211     *ret = prop;
 212     return hres;
 213 }
 214
 215 static HRESULT set_this(DISPPARAMS *dp, DISPPARAMS *olddp, IDispatch *jsthis)
 216 {
 217     VARIANTARG *oldargs;
 218     int i;
 219
 220     static DISPID this_id = DISPID_THIS;
 221
 222     *dp = *olddp;
 223
 224     for(i = 0; i < dp->cNamedArgs; i++) {
 225         if(dp->rgdispidNamedArgs[i] == DISPID_THIS)
 226             return S_OK;
 227     }
 228
 229     oldargs = dp->rgvarg;
 230     dp->rgvarg = heap_alloc((dp->cArgs+1) * sizeof(VARIANTARG));
 231     if(!dp->rgvarg)
 232         return E_OUTOFMEMORY;
 233     memcpy(dp->rgvarg+1, oldargs, dp->cArgs*sizeof(VARIANTARG));
 234     V_VT(dp->rgvarg) = VT_DISPATCH;
 235     V_DISPATCH(dp->rgvarg) = jsthis;
 236     dp->cArgs++;
 237
 238     if(dp->cNamedArgs) {
 239         DISPID *old = dp->rgdispidNamedArgs;
 240         dp->rgdispidNamedArgs = heap_alloc((dp->cNamedArgs+1)*sizeof(DISPID));
 241         if(!dp->rgdispidNamedArgs) {
 242             heap_free(dp->rgvarg);
 243             return E_OUTOFMEMORY;
 244         }
 245
 246         memcpy(dp->rgdispidNamedArgs+1, old, dp->cNamedArgs*sizeof(DISPID));
 247         dp->rgdispidNamedArgs[0] = DISPID_THIS;
 248         dp->cNamedArgs++;
 249     }else {
 250         dp->rgdispidNamedArgs = &this_id;
 251         dp->cNamedArgs = 1;
 252     }
 253
 254     return S_OK;
 255 }
 256
 257 static HRESULT invoke_prop_func(DispatchEx *This, DispatchEx *jsthis, dispex_prop_t *prop, WORD flags,
 258         DISPPARAMS *dp, VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 259 {
 260     HRESULT hres;
 261
 262     switch(prop->type) {
 263     case PROP_BUILTIN: {
 264         vdisp_t vthis;
 265
 266         if(flags == DISPATCH_CONSTRUCT && (prop->flags & DISPATCH_METHOD)) {
 267             WARN("%s is not a constructor\n", debugstr_w(prop->name));
 268             return E_INVALIDARG;
 269         }
 270
 271         set_jsdisp(&vthis, jsthis);
 272         hres = prop->u.p->invoke(This->ctx, &vthis, flags, dp, retv, ei, caller);
 273         vdisp_release(&vthis);
 274         return hres;
 275     }
 276     case PROP_PROTREF:
 277         return invoke_prop_func(This->prototype, jsthis, This->prototype->props+prop->u.ref, flags, dp, retv, ei, caller);
 278     case PROP_VARIANT: {
 279         DISPPARAMS new_dp;
 280
 281         if(V_VT(&prop->u.var) != VT_DISPATCH) {
 282             FIXME("invoke vt %d\n", V_VT(&prop->u.var));
 283             return E_FAIL;
 284         }
 285
 286         TRACE("call %s %p\n", debugstr_w(prop->name), V_DISPATCH(&prop->u.var));
 287
 288         hres = set_this(&new_dp, dp, (IDispatch*)_IDispatchEx_(jsthis));
 289         if(FAILED(hres))
 290             return hres;
 291
 292         hres = disp_call(This->ctx, V_DISPATCH(&prop->u.var), DISPID_VALUE, flags, &new_dp, retv, ei, caller);
 293
 294         if(new_dp.rgvarg != dp->rgvarg) {
 295             heap_free(new_dp.rgvarg);
 296             if(new_dp.cNamedArgs > 1)
 297                 heap_free(new_dp.rgdispidNamedArgs);
 298         }
 299
 300         return hres;
 301     }
 302     default:
 303         ERR("type %d\n", prop->type);
 304     }
 305
 306     return E_FAIL;
 307 }
 308
 309 static HRESULT prop_get(DispatchEx *This, dispex_prop_t *prop, DISPPARAMS *dp,
 310         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 311 {
 312     HRESULT hres;
 313
 314     switch(prop->type) {
 315     case PROP_BUILTIN:
 316         if(prop->u.p->flags & PROPF_METHOD) {
 317             DispatchEx *obj;
 318             hres = create_builtin_function(This->ctx, prop->u.p->invoke, prop->u.p->name, NULL,
 319                     prop->u.p->flags, NULL, &obj);
 320             if(FAILED(hres))
 321                 break;
 322
 323             prop->type = PROP_VARIANT;
 324             V_VT(&prop->u.var) = VT_DISPATCH;
 325             V_DISPATCH(&prop->u.var) = (IDispatch*)_IDispatchEx_(obj);
 326
 327             hres = VariantCopy(retv, &prop->u.var);
 328         }else {
 329             vdisp_t vthis;
 330
 331             set_jsdisp(&vthis, This);
 332             hres = prop->u.p->invoke(This->ctx, &vthis, DISPATCH_PROPERTYGET, dp, retv, ei, caller);
 333             vdisp_release(&vthis);
 334         }
 335         break;
 336     case PROP_PROTREF:
 337         hres = prop_get(This->prototype, This->prototype->props+prop->u.ref, dp, retv, ei, caller);
 338         break;
 339     case PROP_VARIANT:
 340         hres = VariantCopy(retv, &prop->u.var);
 341         break;
 342     default:
 343         ERR("type %d\n", prop->type);
 344         return E_FAIL;
 345     }
 346
 347     if(FAILED(hres)) {
 348         TRACE("fail %08x\n", hres);
 349         return hres;
 350     }
 351
 352     TRACE("%s ret %s\n", debugstr_w(prop->name), debugstr_variant(retv));
 353     return hres;
 354 }
 355
 356 static HRESULT prop_put(DispatchEx *This, dispex_prop_t *prop, VARIANT *val,
 357         jsexcept_t *ei, IServiceProvider *caller)
 358 {
 359     HRESULT hres;
 360
 361     if(prop->flags & PROPF_CONST)
 362         return S_OK;
 363
 364     switch(prop->type) {
 365     case PROP_BUILTIN:
 366         if(!(prop->flags & PROPF_METHOD)) {
 367             DISPPARAMS dp = {val, NULL, 1, 0};
 368             vdisp_t vthis;
 369
 370             set_jsdisp(&vthis, This);
 371             hres = prop->u.p->invoke(This->ctx, &vthis, DISPATCH_PROPERTYPUT, &dp, NULL, ei, caller);
 372             vdisp_release(&vthis);
 373             return hres;
 374         }
 375     case PROP_PROTREF:
 376         prop->type = PROP_VARIANT;
 377         prop->flags = PROPF_ENUM;
 378         V_VT(&prop->u.var) = VT_EMPTY;
 379         break;
 380     case PROP_VARIANT:
 381         VariantClear(&prop->u.var);
 382         break;
 383     default:
 384         ERR("type %d\n", prop->type);
 385         return E_FAIL;
 386     }
 387
 388     hres = VariantCopy(&prop->u.var, val);
 389     if(FAILED(hres))
 390         return hres;
 391
 392     if(This->builtin_info->on_put)
 393         This->builtin_info->on_put(This, prop->name);
 394
 395     TRACE("%s = %s\n", debugstr_w(prop->name), debugstr_variant(val));
 396     return S_OK;
 397 }
 398
 399 static HRESULT fill_protrefs(DispatchEx *This)
 400 {
 401     dispex_prop_t *iter, *prop;
 402     HRESULT hres;
 403
 404     if(!This->prototype)
 405         return S_OK;
 406
 407     fill_protrefs(This->prototype);
 408
 409     for(iter = This->prototype->props; iter < This->prototype->props+This->prototype->prop_cnt; iter++) {
 410         if(!iter->name)
 411             continue;
 412         hres = find_prop_name(This, iter->name, &prop);
 413         if(FAILED(hres))
 414             return hres;
 415         if(!prop) {
 416             prop = alloc_protref(This, iter->name, iter - This->prototype->props);
 417             if(!prop)
 418                 return E_OUTOFMEMORY;
 419         }
 420     }
 421
 422     return S_OK;
 423 }
 424
 425 #define DISPATCHEX_THIS(iface) DEFINE_THIS(DispatchEx, IDispatchEx, iface)
 426
 427 static HRESULT WINAPI DispatchEx_QueryInterface(IDispatchEx *iface, REFIID riid, void **ppv)
 428 {
 429     DispatchEx *This = DISPATCHEX_THIS(iface);
 430
 431     if(IsEqualGUID(&IID_IUnknown, riid)) {
 432         TRACE("(%p)->(IID_IUnknown %p)\n", This, ppv);
 433         *ppv = _IDispatchEx_(This);
 434     }else if(IsEqualGUID(&IID_IDispatch, riid)) {
 435         TRACE("(%p)->(IID_IDispatch %p)\n", This, ppv);
 436         *ppv = _IDispatchEx_(This);
 437     }else if(IsEqualGUID(&IID_IDispatchEx, riid)) {
 438         TRACE("(%p)->(IID_IDispatchEx %p)\n", This, ppv);
 439         *ppv = _IDispatchEx_(This);
 440     }else if(IsEqualGUID(&IID_IDispatchJS, riid)) {
 441         TRACE("(%p)->(IID_IDispatchJS %p)\n", This, ppv);
 442         IUnknown_AddRef(_IDispatchEx_(This));
 443         *ppv = This;
 444         return S_OK;
 445     }else {
 446         WARN("(%p)->(%s %p)\n", This, debugstr_guid(riid), ppv);
 447         *ppv = NULL;
 448         return E_NOINTERFACE;
 449     }
 450
 451     IUnknown_AddRef((IUnknown*)*ppv);
 452     return S_OK;
 453 }
 454
 455 static ULONG WINAPI DispatchEx_AddRef(IDispatchEx *iface)
 456 {
 457     DispatchEx *This = DISPATCHEX_THIS(iface);
 458     LONG ref = InterlockedIncrement(&This->ref);
 459
 460     TRACE("(%p) ref=%d\n", This, ref);
 461
 462     return ref;
 463 }
 464
 465 static ULONG WINAPI DispatchEx_Release(IDispatchEx *iface)
 466 {
 467     DispatchEx *This = DISPATCHEX_THIS(iface);
 468     LONG ref = InterlockedDecrement(&This->ref);
 469
 470     TRACE("(%p) ref=%d\n", This, ref);
 471
 472     if(!ref) {
 473         dispex_prop_t *prop;
 474
 475         for(prop = This->props; prop < This->props+This->prop_cnt; prop++) {
 476             if(prop->type == PROP_VARIANT)
 477                 VariantClear(&prop->u.var);
 478             heap_free(prop->name);
 479         }
 480         heap_free(This->props);
 481         script_release(This->ctx);
 482         if(This->prototype)
 483             jsdisp_release(This->prototype);
 484
 485         if(This->builtin_info->destructor)
 486             This->builtin_info->destructor(This);
 487         else
 488             heap_free(This);
 489     }
 490
 491     return ref;
 492 }
 493
 494 static HRESULT WINAPI DispatchEx_GetTypeInfoCount(IDispatchEx *iface, UINT *pctinfo)
 495 {
 496     DispatchEx *This = DISPATCHEX_THIS(iface);
 497
 498     TRACE("(%p)->(%p)\n", This, pctinfo);
 499
 500     *pctinfo = 1;
 501     return S_OK;
 502 }
 503
 504 static HRESULT WINAPI DispatchEx_GetTypeInfo(IDispatchEx *iface, UINT iTInfo, LCID lcid,
 505                                               ITypeInfo **ppTInfo)
 506 {
 507     DispatchEx *This = DISPATCHEX_THIS(iface);
 508     FIXME("(%p)->(%u %u %p)\n", This, iTInfo, lcid, ppTInfo);
 509     return E_NOTIMPL;
 510 }
 511
 512 static HRESULT WINAPI DispatchEx_GetIDsOfNames(IDispatchEx *iface, REFIID riid,
 513                                                 LPOLESTR *rgszNames, UINT cNames, LCID lcid,
 514                                                 DISPID *rgDispId)
 515 {
 516     DispatchEx *This = DISPATCHEX_THIS(iface);
 517     UINT i;
 518     HRESULT hres;
 519
 520     TRACE("(%p)->(%s %p %u %u %p)\n", This, debugstr_guid(riid), rgszNames, cNames,
 521           lcid, rgDispId);
 522
 523     for(i=0; i < cNames; i++) {
 524         hres = IDispatchEx_GetDispID(_IDispatchEx_(This), rgszNames[i], 0, rgDispId+i);
 525         if(FAILED(hres))
 526             return hres;
 527     }
 528
 529     return S_OK;
 530 }
 531
 532 static HRESULT WINAPI DispatchEx_Invoke(IDispatchEx *iface, DISPID dispIdMember,
 533                                         REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS *pDispParams,
 534                             VARIANT *pVarResult, EXCEPINFO *pExcepInfo, UINT *puArgErr)
 535 {
 536     DispatchEx *This = DISPATCHEX_THIS(iface);
 537
 538     TRACE("(%p)->(%d %s %d %d %p %p %p %p)\n", This, dispIdMember, debugstr_guid(riid),
 539           lcid, wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
 540
 541     return IDispatchEx_InvokeEx(_IDispatchEx_(This), dispIdMember, lcid, wFlags,
 542             pDispParams, pVarResult, pExcepInfo, NULL);
 543 }
 544
 545 static HRESULT WINAPI DispatchEx_GetDispID(IDispatchEx *iface, BSTR bstrName, DWORD grfdex, DISPID *pid)
 546 {
 547     DispatchEx *This = DISPATCHEX_THIS(iface);
 548
 549     TRACE("(%p)->(%s %x %p)\n", This, debugstr_w(bstrName), grfdex, pid);
 550
 551     if(grfdex & ~(fdexNameCaseSensitive|fdexNameEnsure|fdexNameImplicit|FDEX_VERSION_MASK)) {
 552         FIXME("Unsupported grfdex %x\n", grfdex);
 553         return E_NOTIMPL;
 554     }
 555
 556     return jsdisp_get_id(This, bstrName, grfdex, pid);
 557 }
 558
 559 static HRESULT WINAPI DispatchEx_InvokeEx(IDispatchEx *iface, DISPID id, LCID lcid, WORD wFlags, DISPPARAMS *pdp,
 560         VARIANT *pvarRes, EXCEPINFO *pei, IServiceProvider *pspCaller)
 561 {
 562     DispatchEx *This = DISPATCHEX_THIS(iface);
 563     dispex_prop_t *prop;
 564     jsexcept_t jsexcept;
 565     HRESULT hres;
 566
 567     TRACE("(%p)->(%x %x %x %p %p %p %p)\n", This, id, lcid, wFlags, pdp, pvarRes, pei, pspCaller);
 568
 569     if(pvarRes)
 570         V_VT(pvarRes) = VT_EMPTY;
 571
 572     prop = get_prop(This, id);
 573     if(!prop || prop->type == PROP_DELETED) {
 574         TRACE("invalid id\n");
 575         return DISP_E_MEMBERNOTFOUND;
 576     }
 577
 578     memset(&jsexcept, 0, sizeof(jsexcept));
 579
 580     switch(wFlags) {
 581     case DISPATCH_METHOD:
 582     case DISPATCH_CONSTRUCT:
 583         hres = invoke_prop_func(This, This, prop, wFlags, pdp, pvarRes, &jsexcept, pspCaller);
 584         break;
 585     case DISPATCH_PROPERTYGET:
 586         hres = prop_get(This, prop, pdp, pvarRes, &jsexcept, pspCaller);
 587         break;
 588     case DISPATCH_PROPERTYPUT: {
 589         DWORD i;
 590
 591         for(i=0; i < pdp->cNamedArgs; i++) {
 592             if(pdp->rgdispidNamedArgs[i] == DISPID_PROPERTYPUT)
 593                 break;
 594         }
 595
 596         if(i == pdp->cNamedArgs) {
 597             TRACE("no value to set\n");
 598             return DISP_E_PARAMNOTOPTIONAL;
 599         }
 600
 601         hres = prop_put(This, prop, pdp->rgvarg+i, &jsexcept, pspCaller);
 602         break;
 603     }
 604     default:
 605         FIXME("Unimplemented flags %x\n", wFlags);
 606         return E_INVALIDARG;
 607     }
 608
 609     if(pei)
 610         *pei = jsexcept.ei;
 611
 612     return hres;
 613 }
 614
 615 static HRESULT delete_prop(dispex_prop_t *prop)
 616 {
 617     heap_free(prop->name);
 618     prop->name = NULL;
 619     prop->type = PROP_DELETED;
 620
 621     return S_OK;
 622 }
 623
 624 static HRESULT WINAPI DispatchEx_DeleteMemberByName(IDispatchEx *iface, BSTR bstrName, DWORD grfdex)
 625 {
 626     DispatchEx *This = DISPATCHEX_THIS(iface);
 627     dispex_prop_t *prop;
 628     HRESULT hres;
 629
 630     TRACE("(%p)->(%s %x)\n", This, debugstr_w(bstrName), grfdex);
 631
 632     if(grfdex & ~(fdexNameCaseSensitive|fdexNameEnsure|fdexNameImplicit|FDEX_VERSION_MASK))
 633         FIXME("Unsupported grfdex %x\n", grfdex);
 634
 635     hres = find_prop_name(This, bstrName, &prop);
 636     if(FAILED(hres))
 637         return hres;
 638     if(!prop) {
 639         TRACE("not found\n");
 640         return S_OK;
 641     }
 642
 643     return delete_prop(prop);
 644 }
 645
 646 static HRESULT WINAPI DispatchEx_DeleteMemberByDispID(IDispatchEx *iface, DISPID id)
 647 {
 648     DispatchEx *This = DISPATCHEX_THIS(iface);
 649     dispex_prop_t *prop;
 650
 651     TRACE("(%p)->(%x)\n", This, id);
 652
 653     prop = get_prop(This, id);
 654     if(!prop) {
 655         WARN("invalid id\n");
 656         return DISP_E_MEMBERNOTFOUND;
 657     }
 658
 659     return delete_prop(prop);
 660 }
 661
 662 static HRESULT WINAPI DispatchEx_GetMemberProperties(IDispatchEx *iface, DISPID id, DWORD grfdexFetch, DWORD *pgrfdex)
 663 {
 664     DispatchEx *This = DISPATCHEX_THIS(iface);
 665     FIXME("(%p)->(%x %x %p)\n", This, id, grfdexFetch, pgrfdex);
 666     return E_NOTIMPL;
 667 }
 668
 669 static HRESULT WINAPI DispatchEx_GetMemberName(IDispatchEx *iface, DISPID id, BSTR *pbstrName)
 670 {
 671     DispatchEx *This = DISPATCHEX_THIS(iface);
 672     dispex_prop_t *prop;
 673
 674     TRACE("(%p)->(%x %p)\n", This, id, pbstrName);
 675
 676     prop = get_prop(This, id);
 677     if(!prop || !prop->name || prop->type == PROP_DELETED)
 678         return DISP_E_MEMBERNOTFOUND;
 679
 680     *pbstrName = SysAllocString(prop->name);
 681     if(!*pbstrName)
 682         return E_OUTOFMEMORY;
 683
 684     return S_OK;
 685 }
 686
 687 static HRESULT WINAPI DispatchEx_GetNextDispID(IDispatchEx *iface, DWORD grfdex, DISPID id, DISPID *pid)
 688 {
 689     DispatchEx *This = DISPATCHEX_THIS(iface);
 690     dispex_prop_t *iter;
 691     HRESULT hres;
 692
 693     TRACE("(%p)->(%x %x %p)\n", This, grfdex, id, pid);
 694
 695     if(id == DISPID_STARTENUM) {
 696         hres = fill_protrefs(This);
 697         if(FAILED(hres))
 698             return hres;
 699     }
 700
 701     iter = get_prop(This, id+1);
 702     if(!iter) {
 703         *pid = DISPID_STARTENUM;
 704         return S_FALSE;
 705     }
 706
 707     while(iter < This->props + This->prop_cnt) {
 708         if(iter->name && (get_flags(This, iter) & PROPF_ENUM)) {
 709             *pid = prop_to_id(This, iter);
 710             return S_OK;
 711         }
 712         iter++;
 713     }
 714
 715     *pid = DISPID_STARTENUM;
 716     return S_FALSE;
 717 }
 718
 719 static HRESULT WINAPI DispatchEx_GetNameSpaceParent(IDispatchEx *iface, IUnknown **ppunk)
 720 {
 721     DispatchEx *This = DISPATCHEX_THIS(iface);
 722     FIXME("(%p)->(%p)\n", This, ppunk);
 723     return E_NOTIMPL;
 724 }
 725
 726 #undef DISPATCHEX_THIS
 727
 728 static IDispatchExVtbl DispatchExVtbl = {
 729     DispatchEx_QueryInterface,
 730     DispatchEx_AddRef,
 731     DispatchEx_Release,
 732     DispatchEx_GetTypeInfoCount,
 733     DispatchEx_GetTypeInfo,
 734     DispatchEx_GetIDsOfNames,
 735     DispatchEx_Invoke,
 736     DispatchEx_GetDispID,
 737     DispatchEx_InvokeEx,
 738     DispatchEx_DeleteMemberByName,
 739     DispatchEx_DeleteMemberByDispID,
 740     DispatchEx_GetMemberProperties,
 741     DispatchEx_GetMemberName,
 742     DispatchEx_GetNextDispID,
 743     DispatchEx_GetNameSpaceParent
 744 };
 745
 746 HRESULT init_dispex(DispatchEx *dispex, script_ctx_t *ctx, const builtin_info_t *builtin_info, DispatchEx *prototype)
 747 {
 748     TRACE("%p (%p)\n", dispex, prototype);
 749
 750     dispex->lpIDispatchExVtbl = &DispatchExVtbl;
 751     dispex->ref = 1;
 752     dispex->builtin_info = builtin_info;
 753
 754     dispex->props = heap_alloc((dispex->buf_size=4) * sizeof(dispex_prop_t));
 755     if(!dispex->props)
 756         return E_OUTOFMEMORY;
 757
 758     dispex->prototype = prototype;
 759     if(prototype)
 760         IDispatchEx_AddRef(_IDispatchEx_(prototype));
 761
 762     dispex->prop_cnt = 1;
 763     dispex->props[0].name = NULL;
 764     dispex->props[0].flags = 0;
 765     if(builtin_info->value_prop.invoke) {
 766         dispex->props[0].type = PROP_BUILTIN;
 767         dispex->props[0].u.p = &builtin_info->value_prop;
 768     }else {
 769         dispex->props[0].type = PROP_DELETED;
 770     }
 771
 772     script_addref(ctx);
 773     dispex->ctx = ctx;
 774
 775     return S_OK;
 776 }
 777
 778 static const builtin_info_t dispex_info = {
 779     JSCLASS_NONE,
 780     {NULL, NULL, 0},
 781     0, NULL,
 782     NULL,
 783     NULL
 784 };
 785
 786 HRESULT create_dispex(script_ctx_t *ctx, const builtin_info_t *builtin_info, DispatchEx *prototype, DispatchEx **dispex)
 787 {
 788     DispatchEx *ret;
 789     HRESULT hres;
 790
 791     ret = heap_alloc_zero(sizeof(DispatchEx));
 792     if(!ret)
 793         return E_OUTOFMEMORY;
 794
 795     hres = init_dispex(ret, ctx, builtin_info ? builtin_info : &dispex_info, prototype);
 796     if(FAILED(hres))
 797         return hres;
 798
 799     *dispex = ret;
 800     return S_OK;
 801 }
 802
 803 HRESULT init_dispex_from_constr(DispatchEx *dispex, script_ctx_t *ctx, const builtin_info_t *builtin_info, DispatchEx *constr)
 804 {
 805     DispatchEx *prot = NULL;
 806     dispex_prop_t *prop;
 807     HRESULT hres;
 808
 809     static const WCHAR constructorW[] = {'c','o','n','s','t','r','u','c','t','o','r'};
 810     static const WCHAR prototypeW[] = {'p','r','o','t','o','t','y','p','e',0};
 811
 812     hres = find_prop_name_prot(constr, prototypeW, &prop);
 813     if(SUCCEEDED(hres) && prop) {
 814         jsexcept_t jsexcept;
 815         VARIANT var;
 816
 817         V_VT(&var) = VT_EMPTY;
 818         memset(&jsexcept, 0, sizeof(jsexcept));
 819         hres = prop_get(constr, prop, NULL, &var, &jsexcept, NULL/*FIXME*/);
 820         if(FAILED(hres)) {
 821             ERR("Could not get prototype\n");
 822             return hres;
 823         }
 824
 825         if(V_VT(&var) == VT_DISPATCH)
 826             prot = iface_to_jsdisp((IUnknown*)V_DISPATCH(&var));
 827         VariantClear(&var);
 828     }
 829
 830     hres = init_dispex(dispex, ctx, builtin_info, prot);
 831
 832     if(prot)
 833         jsdisp_release(prot);
 834     if(FAILED(hres))
 835         return hres;
 836
 837     hres = ensure_prop_name(dispex, constructorW, FALSE, 0, &prop);
 838     if(SUCCEEDED(hres)) {
 839         jsexcept_t jsexcept;
 840         VARIANT var;
 841
 842         V_VT(&var) = VT_DISPATCH;
 843         V_DISPATCH(&var) = (IDispatch*)_IDispatchEx_(constr);
 844         memset(&jsexcept, 0, sizeof(jsexcept));
 845         hres = prop_put(dispex, prop, &var, &jsexcept, NULL/*FIXME*/);
 846     }
 847     if(FAILED(hres))
 848         jsdisp_release(dispex);
 849
 850     return hres;
 851 }
 852
 853 DispatchEx *iface_to_jsdisp(IUnknown *iface)
 854 {
 855     DispatchEx *ret;
 856     HRESULT hres;
 857
 858     hres = IUnknown_QueryInterface(iface, &IID_IDispatchJS, (void**)&ret);
 859     if(FAILED(hres))
 860         return NULL;
 861
 862     return ret;
 863 }
 864
 865 HRESULT jsdisp_get_id(DispatchEx *jsdisp, const WCHAR *name, DWORD flags, DISPID *id)
 866 {
 867     dispex_prop_t *prop;
 868     HRESULT hres;
 869
 870     if(flags & fdexNameEnsure)
 871         hres = ensure_prop_name(jsdisp, name, TRUE, PROPF_ENUM, &prop);
 872     else
 873         hres = find_prop_name_prot(jsdisp, name, &prop);
 874     if(FAILED(hres))
 875         return hres;
 876
 877     if(prop) {
 878         *id = prop_to_id(jsdisp, prop);
 879         return S_OK;
 880     }
 881
 882     TRACE("not found %s\n", debugstr_w(name));
 883     return DISP_E_UNKNOWNNAME;
 884 }
 885
 886 HRESULT jsdisp_call_value(DispatchEx *jsthis, WORD flags, DISPPARAMS *dp, VARIANT *retv,
 887         jsexcept_t *ei, IServiceProvider *caller)
 888 {
 889     vdisp_t vdisp;
 890     HRESULT hres;
 891
 892     set_jsdisp(&vdisp, jsthis);
 893     hres = jsthis->builtin_info->value_prop.invoke(jsthis->ctx, &vdisp, flags, dp, retv, ei, caller);
 894     vdisp_release(&vdisp);
 895     return hres;
 896 }
 897
 898 HRESULT jsdisp_call(DispatchEx *disp, DISPID id, WORD flags, DISPPARAMS *dp, VARIANT *retv,
 899         jsexcept_t *ei, IServiceProvider *caller)
 900 {
 901     dispex_prop_t *prop;
 902
 903     memset(ei, 0, sizeof(*ei));
 904     if(retv)
 905         V_VT(retv) = VT_EMPTY;
 906
 907     prop = get_prop(disp, id);
 908     if(!prop)
 909         return DISP_E_MEMBERNOTFOUND;
 910
 911     return invoke_prop_func(disp, disp, prop, flags, dp, retv, ei, caller);
 912 }
 913
 914 HRESULT jsdisp_call_name(DispatchEx *disp, const WCHAR *name, WORD flags, DISPPARAMS *dp, VARIANT *retv,
 915         jsexcept_t *ei, IServiceProvider *caller)
 916 {
 917     dispex_prop_t *prop;
 918     HRESULT hres;
 919
 920     hres = find_prop_name_prot(disp, name, &prop);
 921     if(FAILED(hres))
 922         return hres;
 923
 924     memset(ei, 0, sizeof(*ei));
 925     if(retv)
 926         V_VT(retv) = VT_EMPTY;
 927
 928     return invoke_prop_func(disp, disp, prop, flags, dp, retv, ei, caller);
 929 }
 930
 931 HRESULT disp_call(script_ctx_t *ctx, IDispatch *disp, DISPID id, WORD flags, DISPPARAMS *dp, VARIANT *retv,
 932         jsexcept_t *ei, IServiceProvider *caller)
 933 {
 934     DispatchEx *jsdisp;
 935     IDispatchEx *dispex;
 936     HRESULT hres;
 937
 938     jsdisp = iface_to_jsdisp((IUnknown*)disp);
 939     if(jsdisp) {
 940         hres = jsdisp_call(jsdisp, id, flags, dp, retv, ei, caller);
 941         jsdisp_release(jsdisp);
 942         return hres;
 943     }
 944
 945     memset(ei, 0, sizeof(*ei));
 946
 947     if(retv)
 948         V_VT(retv) = VT_EMPTY;
 949     hres = IDispatch_QueryInterface(disp, &IID_IDispatchEx, (void**)&dispex);
 950     if(FAILED(hres)) {
 951         UINT err = 0;
 952
 953         if(flags == DISPATCH_CONSTRUCT) {
 954             WARN("IDispatch cannot be constructor\n");
 955             return DISP_E_MEMBERNOTFOUND;
 956         }
 957
 958         TRACE("using IDispatch\n");
 959         return IDispatch_Invoke(disp, id, &IID_NULL, ctx->lcid, flags, dp, retv, &ei->ei, &err);
 960     }
 961
 962     hres = IDispatchEx_InvokeEx(dispex, id, ctx->lcid, flags, dp, retv, &ei->ei, caller);
 963     IDispatchEx_Release(dispex);
 964
 965     return hres;
 966 }
 967
 968 HRESULT jsdisp_propput_name(DispatchEx *obj, const WCHAR *name, VARIANT *val, jsexcept_t *ei, IServiceProvider *caller)
 969 {
 970     dispex_prop_t *prop;
 971     HRESULT hres;
 972
 973     hres = ensure_prop_name(obj, name, FALSE, PROPF_ENUM, &prop);
 974     if(FAILED(hres))
 975         return hres;
 976
 977     return prop_put(obj, prop, val, ei, caller);
 978 }
 979
 980 HRESULT jsdisp_propput_const(DispatchEx *obj, const WCHAR *name, VARIANT *val)
 981 {
 982     dispex_prop_t *prop;
 983     HRESULT hres;
 984
 985     hres = ensure_prop_name(obj, name, FALSE, PROPF_ENUM|PROPF_CONST, &prop);
 986     if(FAILED(hres))
 987         return hres;
 988
 989     return VariantCopy(&prop->u.var, val);
 990 }
 991
 992 HRESULT jsdisp_propput_idx(DispatchEx *obj, DWORD idx, VARIANT *val, jsexcept_t *ei, IServiceProvider *caller)
 993 {
 994     WCHAR buf[12];
 995
 996     static const WCHAR formatW[] = {'%','d',0};
 997
 998     sprintfW(buf, formatW, idx);
 999     return jsdisp_propput_name(obj, buf, val, ei, caller);
1000 }
1001
1002 HRESULT disp_propput(script_ctx_t *ctx, IDispatch *disp, DISPID id, VARIANT *val, jsexcept_t *ei, IServiceProvider *caller)
1003 {
1004     DispatchEx *jsdisp;
1005     HRESULT hres;
1006
1007     jsdisp = iface_to_jsdisp((IUnknown*)disp);
1008     if(jsdisp) {
1009         dispex_prop_t *prop;
1010
1011         prop = get_prop(jsdisp, id);
1012         if(prop)
1013             hres = prop_put(jsdisp, prop, val, ei, caller);
1014         else
1015             hres = DISP_E_MEMBERNOTFOUND;
1016
1017         jsdisp_release(jsdisp);
1018     }else {
1019         DISPID dispid = DISPID_PROPERTYPUT;
1020         DISPPARAMS dp  = {val, &dispid, 1, 1};
1021         IDispatchEx *dispex;
1022
1023         hres = IDispatch_QueryInterface(disp, &IID_IDispatchEx, (void**)&dispex);
1024         if(SUCCEEDED(hres)) {
1025             hres = IDispatchEx_InvokeEx(dispex, id, ctx->lcid, DISPATCH_PROPERTYPUT, &dp, NULL, &ei->ei, caller);
1026             IDispatchEx_Release(dispex);
1027         }else {
1028             ULONG err = 0;
1029
1030             TRACE("using IDispatch\n");
1031             hres = IDispatch_Invoke(disp, id, &IID_NULL, ctx->lcid, DISPATCH_PROPERTYPUT, &dp, NULL, &ei->ei, &err);
1032         }
1033     }
1034
1035     return hres;
1036 }
1037
1038 HRESULT jsdisp_propget_name(DispatchEx *obj, const WCHAR *name, VARIANT *var, jsexcept_t *ei, IServiceProvider *caller)
1039 {
1040     DISPPARAMS dp = {NULL, NULL, 0, 0};
1041     dispex_prop_t *prop;
1042     HRESULT hres;
1043
1044     hres = find_prop_name_prot(obj, name, &prop);
1045     if(FAILED(hres))
1046         return hres;
1047
1048     V_VT(var) = VT_EMPTY;
1049     if(!prop)
1050         return S_OK;
1051
1052     return prop_get(obj, prop, &dp, var, ei, caller);
1053 }
1054
1055 HRESULT jsdisp_get_idx(DispatchEx *obj, DWORD idx, VARIANT *var, jsexcept_t *ei, IServiceProvider *caller)
1056 {
1057     WCHAR name[12];
1058     DISPPARAMS dp = {NULL, NULL, 0, 0};
1059     dispex_prop_t *prop;
1060     HRESULT hres;
1061
1062     static const WCHAR formatW[] = {'%','d',0};
1063
1064     sprintfW(name, formatW, idx);
1065
1066     hres = find_prop_name_prot(obj, name, &prop);
1067     if(FAILED(hres))
1068         return hres;
1069
1070     V_VT(var) = VT_EMPTY;
1071     if(!prop)
1072         return DISP_E_UNKNOWNNAME;
1073
1074     return prop_get(obj, prop, &dp, var, ei, caller);
1075 }
1076
1077 HRESULT jsdisp_propget(DispatchEx *jsdisp, DISPID id, VARIANT *val, jsexcept_t *ei, IServiceProvider *caller)
1078 {
1079     DISPPARAMS dp  = {NULL,NULL,0,0};
1080     dispex_prop_t *prop;
1081
1082     prop = get_prop(jsdisp, id);
1083     if(!prop)
1084         return DISP_E_MEMBERNOTFOUND;
1085
1086     V_VT(val) = VT_EMPTY;
1087     return prop_get(jsdisp, prop, &dp, val, ei, caller);
1088 }
1089
1090 HRESULT disp_propget(script_ctx_t *ctx, IDispatch *disp, DISPID id, VARIANT *val, jsexcept_t *ei, IServiceProvider *caller)
1091 {
1092     DISPPARAMS dp  = {NULL,NULL,0,0};
1093     IDispatchEx *dispex;
1094     DispatchEx *jsdisp;
1095     HRESULT hres;
1096
1097     jsdisp = iface_to_jsdisp((IUnknown*)disp);
1098     if(jsdisp) {
1099         hres = jsdisp_propget(jsdisp, id, val, ei, caller);
1100         jsdisp_release(jsdisp);
1101         return hres;
1102     }
1103
1104     hres = IDispatch_QueryInterface(disp, &IID_IDispatchEx, (void**)&dispex);
1105     if(FAILED(hres)) {
1106         ULONG err = 0;
1107
1108         TRACE("using IDispatch\n");
1109         return IDispatch_Invoke(disp, id, &IID_NULL, ctx->lcid, INVOKE_PROPERTYGET, &dp, val, &ei->ei, &err);
1110     }
1111
1112     hres = IDispatchEx_InvokeEx(dispex, id, ctx->lcid, INVOKE_PROPERTYGET, &dp, val, &ei->ei, caller);
1113     IDispatchEx_Release(dispex);
1114
1115     return hres;
1116 }
1117
1118 HRESULT jsdisp_delete_idx(DispatchEx *obj, DWORD idx)
1119 {
1120     static const WCHAR formatW[] = {'%','d',0};
1121     WCHAR buf[12];
1122     dispex_prop_t *prop;
1123     HRESULT hres;
1124
1125     sprintfW(buf, formatW, idx);
1126
1127     hres = find_prop_name(obj, buf, &prop);
1128     if(FAILED(hres) || !prop)
1129         return hres;
1130
1131     return delete_prop(prop);
1132 }