Release 1.4-rc5.
[wine] / dlls / jscript / jscript.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 <assert.h>
20
21 #include "jscript.h"
22 #include "engine.h"
23 #include "objsafe.h"
24
25 #include "wine/debug.h"
26
27 WINE_DEFAULT_DEBUG_CHANNEL(jscript);
28
29 #ifdef _WIN64
30
31 #define CTXARG_T DWORDLONG
32 #define IActiveScriptParseVtbl IActiveScriptParse64Vtbl
33 #define IActiveScriptParseProcedure2Vtbl IActiveScriptParseProcedure2_64Vtbl
34
35 #else
36
37 #define CTXARG_T DWORD
38 #define IActiveScriptParseVtbl IActiveScriptParse32Vtbl
39 #define IActiveScriptParseProcedure2Vtbl IActiveScriptParseProcedure2_32Vtbl
40
41 #endif
42
43 typedef struct {
44     IActiveScript                IActiveScript_iface;
45     IActiveScriptParse           IActiveScriptParse_iface;
46     IActiveScriptParseProcedure2 IActiveScriptParseProcedure2_iface;
47     IActiveScriptProperty        IActiveScriptProperty_iface;
48     IObjectSafety                IObjectSafety_iface;
49
50     LONG ref;
51
52     DWORD safeopt;
53     script_ctx_t *ctx;
54     LONG thread_id;
55     LCID lcid;
56     DWORD version;
57
58     IActiveScriptSite *site;
59
60     parser_ctx_t *queue_head;
61     parser_ctx_t *queue_tail;
62 } JScript;
63
64 void script_release(script_ctx_t *ctx)
65 {
66     if(--ctx->ref)
67         return;
68
69     if(ctx->cc)
70         release_cc(ctx->cc);
71     jsheap_free(&ctx->tmp_heap);
72     SysFreeString(ctx->last_match);
73     heap_free(ctx);
74 }
75
76 static void change_state(JScript *This, SCRIPTSTATE state)
77 {
78     if(This->ctx->state == state)
79         return;
80
81     This->ctx->state = state;
82     if(This->site)
83         IActiveScriptSite_OnStateChange(This->site, state);
84 }
85
86 static inline BOOL is_started(script_ctx_t *ctx)
87 {
88     return ctx->state == SCRIPTSTATE_STARTED
89         || ctx->state == SCRIPTSTATE_CONNECTED
90         || ctx->state == SCRIPTSTATE_DISCONNECTED;
91 }
92
93 static HRESULT exec_global_code(JScript *This, parser_ctx_t *parser_ctx)
94 {
95     exec_ctx_t *exec_ctx;
96     jsexcept_t jsexcept;
97     HRESULT hres;
98
99     hres = create_exec_ctx(This->ctx, NULL, This->ctx->global, NULL, TRUE, &exec_ctx);
100     if(FAILED(hres))
101         return hres;
102
103     IActiveScriptSite_OnEnterScript(This->site);
104
105     memset(&jsexcept, 0, sizeof(jsexcept));
106     hres = exec_source(exec_ctx, parser_ctx, parser_ctx->source, FALSE, &jsexcept, NULL);
107     VariantClear(&jsexcept.var);
108     exec_release(exec_ctx);
109
110     IActiveScriptSite_OnLeaveScript(This->site);
111     return hres;
112 }
113
114 static void clear_script_queue(JScript *This)
115 {
116     parser_ctx_t *iter, *iter2;
117
118     if(!This->queue_head)
119         return;
120
121     iter = This->queue_head;
122     while(iter) {
123         iter2 = iter->next;
124         iter->next = NULL;
125         parser_release(iter);
126         iter = iter2;
127     }
128
129     This->queue_head = This->queue_tail = NULL;
130 }
131
132 static void exec_queued_code(JScript *This)
133 {
134     parser_ctx_t *iter;
135
136     for(iter = This->queue_head; iter; iter = iter->next)
137         exec_global_code(This, iter);
138
139     clear_script_queue(This);
140 }
141
142 static HRESULT set_ctx_site(JScript *This)
143 {
144     HRESULT hres;
145
146     This->ctx->lcid = This->lcid;
147
148     hres = init_global(This->ctx);
149     if(FAILED(hres))
150         return hres;
151
152     IActiveScriptSite_AddRef(This->site);
153     This->ctx->site = This->site;
154
155     change_state(This, SCRIPTSTATE_INITIALIZED);
156     return S_OK;
157 }
158
159 static void decrease_state(JScript *This, SCRIPTSTATE state)
160 {
161     if(This->ctx) {
162         switch(This->ctx->state) {
163         case SCRIPTSTATE_CONNECTED:
164             change_state(This, SCRIPTSTATE_DISCONNECTED);
165             if(state == SCRIPTSTATE_DISCONNECTED)
166                 return;
167             /* FALLTHROUGH */
168         case SCRIPTSTATE_STARTED:
169         case SCRIPTSTATE_DISCONNECTED:
170             clear_script_queue(This);
171
172             if(This->ctx->state == SCRIPTSTATE_DISCONNECTED)
173                 change_state(This, SCRIPTSTATE_INITIALIZED);
174             if(state == SCRIPTSTATE_INITIALIZED)
175                 return;
176             /* FALLTHROUGH */
177         case SCRIPTSTATE_INITIALIZED:
178             if(This->ctx->host_global) {
179                 IDispatch_Release(This->ctx->host_global);
180                 This->ctx->host_global = NULL;
181             }
182
183             if(This->ctx->named_items) {
184                 named_item_t *iter, *iter2;
185
186                 iter = This->ctx->named_items;
187                 while(iter) {
188                     iter2 = iter->next;
189
190                     if(iter->disp)
191                         IDispatch_Release(iter->disp);
192                     heap_free(iter->name);
193                     heap_free(iter);
194                     iter = iter2;
195                 }
196
197                 This->ctx->named_items = NULL;
198             }
199
200             if(This->ctx->secmgr) {
201                 IInternetHostSecurityManager_Release(This->ctx->secmgr);
202                 This->ctx->secmgr = NULL;
203             }
204
205             if(This->ctx->site) {
206                 IActiveScriptSite_Release(This->ctx->site);
207                 This->ctx->site = NULL;
208             }
209
210             if(This->ctx->global) {
211                 jsdisp_release(This->ctx->global);
212                 This->ctx->global = NULL;
213             }
214             /* FALLTHROUGH */
215         case SCRIPTSTATE_UNINITIALIZED:
216             change_state(This, state);
217             break;
218         default:
219             assert(0);
220         }
221
222         change_state(This, state);
223     }else if(state == SCRIPTSTATE_UNINITIALIZED) {
224         if(This->site)
225             IActiveScriptSite_OnStateChange(This->site, state);
226     }else {
227         FIXME("NULL ctx\n");
228     }
229
230     if(state == SCRIPTSTATE_UNINITIALIZED)
231         This->thread_id = 0;
232
233     if(This->site) {
234         IActiveScriptSite_Release(This->site);
235         This->site = NULL;
236     }
237 }
238
239 typedef struct {
240     IServiceProvider IServiceProvider_iface;
241
242     LONG ref;
243
244     IServiceProvider *sp;
245 } AXSite;
246
247 static inline AXSite *impl_from_IServiceProvider(IServiceProvider *iface)
248 {
249     return CONTAINING_RECORD(iface, AXSite, IServiceProvider_iface);
250 }
251
252 static HRESULT WINAPI AXSite_QueryInterface(IServiceProvider *iface, REFIID riid, void **ppv)
253 {
254     AXSite *This = impl_from_IServiceProvider(iface);
255
256     if(IsEqualGUID(&IID_IUnknown, riid)) {
257         TRACE("(%p)->(IID_IUnknown %p)\n", This, ppv);
258         *ppv = &This->IServiceProvider_iface;
259     }else if(IsEqualGUID(&IID_IServiceProvider, riid)) {
260         TRACE("(%p)->(IID_IServiceProvider %p)\n", This, ppv);
261         *ppv = &This->IServiceProvider_iface;
262     }else {
263         TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), ppv);
264         *ppv = NULL;
265         return E_NOINTERFACE;
266     }
267
268     IUnknown_AddRef((IUnknown*)*ppv);
269     return S_OK;
270 }
271
272 static ULONG WINAPI AXSite_AddRef(IServiceProvider *iface)
273 {
274     AXSite *This = impl_from_IServiceProvider(iface);
275     LONG ref = InterlockedIncrement(&This->ref);
276
277     TRACE("(%p) ref=%d\n", This, ref);
278
279     return ref;
280 }
281
282 static ULONG WINAPI AXSite_Release(IServiceProvider *iface)
283 {
284     AXSite *This = impl_from_IServiceProvider(iface);
285     LONG ref = InterlockedDecrement(&This->ref);
286
287     TRACE("(%p) ref=%d\n", This, ref);
288
289     if(!ref)
290     {
291         if(This->sp)
292             IServiceProvider_Release(This->sp);
293
294         heap_free(This);
295     }
296
297     return ref;
298 }
299
300 static HRESULT WINAPI AXSite_QueryService(IServiceProvider *iface,
301         REFGUID guidService, REFIID riid, void **ppv)
302 {
303     AXSite *This = impl_from_IServiceProvider(iface);
304
305     TRACE("(%p)->(%s %s %p)\n", This, debugstr_guid(guidService), debugstr_guid(riid), ppv);
306
307     if(!This->sp)
308         return E_NOINTERFACE;
309
310     return IServiceProvider_QueryService(This->sp, guidService, riid, ppv);
311 }
312
313 static IServiceProviderVtbl AXSiteVtbl = {
314     AXSite_QueryInterface,
315     AXSite_AddRef,
316     AXSite_Release,
317     AXSite_QueryService
318 };
319
320 IUnknown *create_ax_site(script_ctx_t *ctx)
321 {
322     IServiceProvider *sp = NULL;
323     AXSite *ret;
324     HRESULT hres;
325
326     hres = IActiveScriptSite_QueryInterface(ctx->site, &IID_IServiceProvider, (void**)&sp);
327     if(FAILED(hres)) {
328         TRACE("Could not get IServiceProvider iface: %08x\n", hres);
329     }
330
331     ret = heap_alloc(sizeof(AXSite));
332     if(!ret) {
333         IServiceProvider_Release(sp);
334         return NULL;
335     }
336
337     ret->IServiceProvider_iface.lpVtbl = &AXSiteVtbl;
338     ret->ref = 1;
339     ret->sp = sp;
340
341     return (IUnknown*)&ret->IServiceProvider_iface;
342 }
343
344 static inline JScript *impl_from_IActiveScript(IActiveScript *iface)
345 {
346     return CONTAINING_RECORD(iface, JScript, IActiveScript_iface);
347 }
348
349 static HRESULT WINAPI JScript_QueryInterface(IActiveScript *iface, REFIID riid, void **ppv)
350 {
351     JScript *This = impl_from_IActiveScript(iface);
352
353     *ppv = NULL;
354
355     if(IsEqualGUID(riid, &IID_IUnknown)) {
356         TRACE("(%p)->(IID_IUnknown %p)\n", This, ppv);
357         *ppv = &This->IActiveScript_iface;
358     }else if(IsEqualGUID(riid, &IID_IActiveScript)) {
359         TRACE("(%p)->(IID_IActiveScript %p)\n", This, ppv);
360         *ppv = &This->IActiveScript_iface;
361     }else if(IsEqualGUID(riid, &IID_IActiveScriptParse)) {
362         TRACE("(%p)->(IID_IActiveScriptParse %p)\n", This, ppv);
363         *ppv = &This->IActiveScriptParse_iface;
364     }else if(IsEqualGUID(riid, &IID_IActiveScriptParseProcedure)) {
365         TRACE("(%p)->(IID_IActiveScriptParseProcedure %p)\n", This, ppv);
366         *ppv = &This->IActiveScriptParseProcedure2_iface;
367     }else if(IsEqualGUID(riid, &IID_IActiveScriptParseProcedure2)) {
368         TRACE("(%p)->(IID_IActiveScriptParseProcedure2 %p)\n", This, ppv);
369         *ppv = &This->IActiveScriptParseProcedure2_iface;
370     }else if(IsEqualGUID(riid, &IID_IActiveScriptProperty)) {
371         TRACE("(%p)->(IID_IActiveScriptProperty %p)\n", This, ppv);
372         *ppv = &This->IActiveScriptProperty_iface;
373     }else if(IsEqualGUID(riid, &IID_IObjectSafety)) {
374         TRACE("(%p)->(IID_IObjectSafety %p)\n", This, ppv);
375         *ppv = &This->IObjectSafety_iface;
376     }
377
378     if(*ppv) {
379         IUnknown_AddRef((IUnknown*)*ppv);
380         return S_OK;
381     }
382
383     FIXME("(%p)->(%s %p)\n", This, debugstr_guid(riid), ppv);
384     return E_NOINTERFACE;
385 }
386
387 static ULONG WINAPI JScript_AddRef(IActiveScript *iface)
388 {
389     JScript *This = impl_from_IActiveScript(iface);
390     LONG ref = InterlockedIncrement(&This->ref);
391
392     TRACE("(%p) ref=%d\n", This, ref);
393
394     return ref;
395 }
396
397 static ULONG WINAPI JScript_Release(IActiveScript *iface)
398 {
399     JScript *This = impl_from_IActiveScript(iface);
400     LONG ref = InterlockedDecrement(&This->ref);
401
402     TRACE("(%p) ref=%d\n", iface, ref);
403
404     if(!ref) {
405         if(This->ctx && This->ctx->state != SCRIPTSTATE_CLOSED)
406             IActiveScript_Close(&This->IActiveScript_iface);
407         if(This->ctx)
408             script_release(This->ctx);
409         heap_free(This);
410         unlock_module();
411     }
412
413     return ref;
414 }
415
416 static HRESULT WINAPI JScript_SetScriptSite(IActiveScript *iface,
417                                             IActiveScriptSite *pass)
418 {
419     JScript *This = impl_from_IActiveScript(iface);
420     LCID lcid;
421     HRESULT hres;
422
423     TRACE("(%p)->(%p)\n", This, pass);
424
425     if(!pass)
426         return E_POINTER;
427
428     if(This->site)
429         return E_UNEXPECTED;
430
431     if(InterlockedCompareExchange(&This->thread_id, GetCurrentThreadId(), 0))
432         return E_UNEXPECTED;
433
434     This->site = pass;
435     IActiveScriptSite_AddRef(This->site);
436
437     hres = IActiveScriptSite_GetLCID(This->site, &lcid);
438     if(hres == S_OK)
439         This->lcid = lcid;
440
441     return This->ctx ? set_ctx_site(This) : S_OK;
442 }
443
444 static HRESULT WINAPI JScript_GetScriptSite(IActiveScript *iface, REFIID riid,
445                                             void **ppvObject)
446 {
447     JScript *This = impl_from_IActiveScript(iface);
448     FIXME("(%p)->()\n", This);
449     return E_NOTIMPL;
450 }
451
452 static HRESULT WINAPI JScript_SetScriptState(IActiveScript *iface, SCRIPTSTATE ss)
453 {
454     JScript *This = impl_from_IActiveScript(iface);
455
456     TRACE("(%p)->(%d)\n", This, ss);
457
458     if(This->thread_id && GetCurrentThreadId() != This->thread_id)
459         return E_UNEXPECTED;
460
461     if(ss == SCRIPTSTATE_UNINITIALIZED) {
462         if(This->ctx && This->ctx->state == SCRIPTSTATE_CLOSED)
463             return E_UNEXPECTED;
464
465         decrease_state(This, SCRIPTSTATE_UNINITIALIZED);
466         return S_OK;
467     }
468
469     if(!This->ctx)
470         return E_UNEXPECTED;
471
472     switch(ss) {
473     case SCRIPTSTATE_STARTED:
474     case SCRIPTSTATE_CONNECTED: /* FIXME */
475         if(This->ctx->state == SCRIPTSTATE_CLOSED)
476             return E_UNEXPECTED;
477
478         exec_queued_code(This);
479         break;
480     case SCRIPTSTATE_INITIALIZED:
481         FIXME("unimplemented SCRIPTSTATE_INITIALIZED\n");
482         return S_OK;
483     default:
484         FIXME("unimplemented state %d\n", ss);
485         return E_NOTIMPL;
486     }
487
488     change_state(This, ss);
489     return S_OK;
490 }
491
492 static HRESULT WINAPI JScript_GetScriptState(IActiveScript *iface, SCRIPTSTATE *pssState)
493 {
494     JScript *This = impl_from_IActiveScript(iface);
495
496     TRACE("(%p)->(%p)\n", This, pssState);
497
498     if(!pssState)
499         return E_POINTER;
500
501     if(This->thread_id && This->thread_id != GetCurrentThreadId())
502         return E_UNEXPECTED;
503
504     *pssState = This->ctx ? This->ctx->state : SCRIPTSTATE_UNINITIALIZED;
505     return S_OK;
506 }
507
508 static HRESULT WINAPI JScript_Close(IActiveScript *iface)
509 {
510     JScript *This = impl_from_IActiveScript(iface);
511
512     TRACE("(%p)->()\n", This);
513
514     if(This->thread_id && This->thread_id != GetCurrentThreadId())
515         return E_UNEXPECTED;
516
517     decrease_state(This, SCRIPTSTATE_CLOSED);
518     return S_OK;
519 }
520
521 static HRESULT WINAPI JScript_AddNamedItem(IActiveScript *iface,
522                                            LPCOLESTR pstrName, DWORD dwFlags)
523 {
524     JScript *This = impl_from_IActiveScript(iface);
525     named_item_t *item;
526     IDispatch *disp = NULL;
527     HRESULT hres;
528
529     TRACE("(%p)->(%s %x)\n", This, debugstr_w(pstrName), dwFlags);
530
531     if(This->thread_id != GetCurrentThreadId() || !This->ctx || This->ctx->state == SCRIPTSTATE_CLOSED)
532         return E_UNEXPECTED;
533
534     if(dwFlags & SCRIPTITEM_GLOBALMEMBERS) {
535         IUnknown *unk;
536
537         hres = IActiveScriptSite_GetItemInfo(This->site, pstrName, SCRIPTINFO_IUNKNOWN, &unk, NULL);
538         if(FAILED(hres)) {
539             WARN("GetItemInfo failed: %08x\n", hres);
540             return hres;
541         }
542
543         hres = IUnknown_QueryInterface(unk, &IID_IDispatch, (void**)&disp);
544         IUnknown_Release(unk);
545         if(FAILED(hres)) {
546             WARN("object does not implement IDispatch\n");
547             return hres;
548         }
549
550         if(This->ctx->host_global)
551             IDispatch_Release(This->ctx->host_global);
552         IDispatch_AddRef(disp);
553         This->ctx->host_global = disp;
554     }
555
556     item = heap_alloc(sizeof(*item));
557     if(!item) {
558         if(disp)
559             IDispatch_Release(disp);
560         return E_OUTOFMEMORY;
561     }
562
563     item->disp = disp;
564     item->flags = dwFlags;
565     item->name = heap_strdupW(pstrName);
566     if(!item->name) {
567         if(disp)
568             IDispatch_Release(disp);
569         heap_free(item);
570         return E_OUTOFMEMORY;
571     }
572
573     item->next = This->ctx->named_items;
574     This->ctx->named_items = item;
575
576     return S_OK;
577 }
578
579 static HRESULT WINAPI JScript_AddTypeLib(IActiveScript *iface, REFGUID rguidTypeLib,
580                                          DWORD dwMajor, DWORD dwMinor, DWORD dwFlags)
581 {
582     JScript *This = impl_from_IActiveScript(iface);
583     FIXME("(%p)->()\n", This);
584     return E_NOTIMPL;
585 }
586
587 static HRESULT WINAPI JScript_GetScriptDispatch(IActiveScript *iface, LPCOLESTR pstrItemName,
588                                                 IDispatch **ppdisp)
589 {
590     JScript *This = impl_from_IActiveScript(iface);
591
592     TRACE("(%p)->(%p)\n", This, ppdisp);
593
594     if(!ppdisp)
595         return E_POINTER;
596
597     if(This->thread_id != GetCurrentThreadId() || !This->ctx->global) {
598         *ppdisp = NULL;
599         return E_UNEXPECTED;
600     }
601
602     *ppdisp = to_disp(This->ctx->global);
603     IDispatch_AddRef(*ppdisp);
604     return S_OK;
605 }
606
607 static HRESULT WINAPI JScript_GetCurrentScriptThreadID(IActiveScript *iface,
608                                                        SCRIPTTHREADID *pstridThread)
609 {
610     JScript *This = impl_from_IActiveScript(iface);
611     FIXME("(%p)->()\n", This);
612     return E_NOTIMPL;
613 }
614
615 static HRESULT WINAPI JScript_GetScriptThreadID(IActiveScript *iface,
616                                                 DWORD dwWin32ThreadId, SCRIPTTHREADID *pstidThread)
617 {
618     JScript *This = impl_from_IActiveScript(iface);
619     FIXME("(%p)->()\n", This);
620     return E_NOTIMPL;
621 }
622
623 static HRESULT WINAPI JScript_GetScriptThreadState(IActiveScript *iface,
624         SCRIPTTHREADID stidThread, SCRIPTTHREADSTATE *pstsState)
625 {
626     JScript *This = impl_from_IActiveScript(iface);
627     FIXME("(%p)->()\n", This);
628     return E_NOTIMPL;
629 }
630
631 static HRESULT WINAPI JScript_InterruptScriptThread(IActiveScript *iface,
632         SCRIPTTHREADID stidThread, const EXCEPINFO *pexcepinfo, DWORD dwFlags)
633 {
634     JScript *This = impl_from_IActiveScript(iface);
635     FIXME("(%p)->()\n", This);
636     return E_NOTIMPL;
637 }
638
639 static HRESULT WINAPI JScript_Clone(IActiveScript *iface, IActiveScript **ppscript)
640 {
641     JScript *This = impl_from_IActiveScript(iface);
642     FIXME("(%p)->()\n", This);
643     return E_NOTIMPL;
644 }
645
646 static const IActiveScriptVtbl JScriptVtbl = {
647     JScript_QueryInterface,
648     JScript_AddRef,
649     JScript_Release,
650     JScript_SetScriptSite,
651     JScript_GetScriptSite,
652     JScript_SetScriptState,
653     JScript_GetScriptState,
654     JScript_Close,
655     JScript_AddNamedItem,
656     JScript_AddTypeLib,
657     JScript_GetScriptDispatch,
658     JScript_GetCurrentScriptThreadID,
659     JScript_GetScriptThreadID,
660     JScript_GetScriptThreadState,
661     JScript_InterruptScriptThread,
662     JScript_Clone
663 };
664
665 static inline JScript *impl_from_IActiveScriptParse(IActiveScriptParse *iface)
666 {
667     return CONTAINING_RECORD(iface, JScript, IActiveScriptParse_iface);
668 }
669
670 static HRESULT WINAPI JScriptParse_QueryInterface(IActiveScriptParse *iface, REFIID riid, void **ppv)
671 {
672     JScript *This = impl_from_IActiveScriptParse(iface);
673     return IActiveScript_QueryInterface(&This->IActiveScript_iface, riid, ppv);
674 }
675
676 static ULONG WINAPI JScriptParse_AddRef(IActiveScriptParse *iface)
677 {
678     JScript *This = impl_from_IActiveScriptParse(iface);
679     return IActiveScript_AddRef(&This->IActiveScript_iface);
680 }
681
682 static ULONG WINAPI JScriptParse_Release(IActiveScriptParse *iface)
683 {
684     JScript *This = impl_from_IActiveScriptParse(iface);
685     return IActiveScript_Release(&This->IActiveScript_iface);
686 }
687
688 static HRESULT WINAPI JScriptParse_InitNew(IActiveScriptParse *iface)
689 {
690     JScript *This = impl_from_IActiveScriptParse(iface);
691     script_ctx_t *ctx;
692
693     TRACE("(%p)\n", This);
694
695     if(This->ctx)
696         return E_UNEXPECTED;
697
698     ctx = heap_alloc_zero(sizeof(script_ctx_t));
699     if(!ctx)
700         return E_OUTOFMEMORY;
701
702     ctx->ref = 1;
703     ctx->state = SCRIPTSTATE_UNINITIALIZED;
704     ctx->safeopt = This->safeopt;
705     ctx->version = This->version;
706     jsheap_init(&ctx->tmp_heap);
707
708     ctx = InterlockedCompareExchangePointer((void**)&This->ctx, ctx, NULL);
709     if(ctx) {
710         script_release(ctx);
711         return E_UNEXPECTED;
712     }
713
714     return This->site ? set_ctx_site(This) : S_OK;
715 }
716
717 static HRESULT WINAPI JScriptParse_AddScriptlet(IActiveScriptParse *iface,
718         LPCOLESTR pstrDefaultName, LPCOLESTR pstrCode, LPCOLESTR pstrItemName,
719         LPCOLESTR pstrSubItemName, LPCOLESTR pstrEventName, LPCOLESTR pstrDelimiter,
720         CTXARG_T dwSourceContextCookie, ULONG ulStartingLineNumber, DWORD dwFlags,
721         BSTR *pbstrName, EXCEPINFO *pexcepinfo)
722 {
723     JScript *This = impl_from_IActiveScriptParse(iface);
724     FIXME("(%p)->(%s %s %s %s %s %s %s %u %x %p %p)\n", This, debugstr_w(pstrDefaultName),
725           debugstr_w(pstrCode), debugstr_w(pstrItemName), debugstr_w(pstrSubItemName),
726           debugstr_w(pstrEventName), debugstr_w(pstrDelimiter), wine_dbgstr_longlong(dwSourceContextCookie),
727           ulStartingLineNumber, dwFlags, pbstrName, pexcepinfo);
728     return E_NOTIMPL;
729 }
730
731 static HRESULT WINAPI JScriptParse_ParseScriptText(IActiveScriptParse *iface,
732         LPCOLESTR pstrCode, LPCOLESTR pstrItemName, IUnknown *punkContext,
733         LPCOLESTR pstrDelimiter, CTXARG_T dwSourceContextCookie, ULONG ulStartingLine,
734         DWORD dwFlags, VARIANT *pvarResult, EXCEPINFO *pexcepinfo)
735 {
736     JScript *This = impl_from_IActiveScriptParse(iface);
737     parser_ctx_t *parser_ctx;
738     HRESULT hres;
739
740     TRACE("(%p)->(%s %s %p %s %s %u %x %p %p)\n", This, debugstr_w(pstrCode),
741           debugstr_w(pstrItemName), punkContext, debugstr_w(pstrDelimiter),
742           wine_dbgstr_longlong(dwSourceContextCookie), ulStartingLine, dwFlags, pvarResult, pexcepinfo);
743
744     if(This->thread_id != GetCurrentThreadId() || This->ctx->state == SCRIPTSTATE_CLOSED)
745         return E_UNEXPECTED;
746
747     hres = script_parse(This->ctx, pstrCode, pstrDelimiter, &parser_ctx);
748     if(FAILED(hres))
749         return hres;
750
751     if(!is_started(This->ctx)) {
752         if(This->queue_tail)
753             This->queue_tail = This->queue_tail->next = parser_ctx;
754         else
755             This->queue_head = This->queue_tail = parser_ctx;
756         return S_OK;
757     }
758
759     hres = exec_global_code(This, parser_ctx);
760     parser_release(parser_ctx);
761
762     return hres;
763 }
764
765 static const IActiveScriptParseVtbl JScriptParseVtbl = {
766     JScriptParse_QueryInterface,
767     JScriptParse_AddRef,
768     JScriptParse_Release,
769     JScriptParse_InitNew,
770     JScriptParse_AddScriptlet,
771     JScriptParse_ParseScriptText
772 };
773
774 static inline JScript *impl_from_IActiveScriptParseProcedure2(IActiveScriptParseProcedure2 *iface)
775 {
776     return CONTAINING_RECORD(iface, JScript, IActiveScriptParseProcedure2_iface);
777 }
778
779 static HRESULT WINAPI JScriptParseProcedure_QueryInterface(IActiveScriptParseProcedure2 *iface, REFIID riid, void **ppv)
780 {
781     JScript *This = impl_from_IActiveScriptParseProcedure2(iface);
782     return IActiveScript_QueryInterface(&This->IActiveScript_iface, riid, ppv);
783 }
784
785 static ULONG WINAPI JScriptParseProcedure_AddRef(IActiveScriptParseProcedure2 *iface)
786 {
787     JScript *This = impl_from_IActiveScriptParseProcedure2(iface);
788     return IActiveScript_AddRef(&This->IActiveScript_iface);
789 }
790
791 static ULONG WINAPI JScriptParseProcedure_Release(IActiveScriptParseProcedure2 *iface)
792 {
793     JScript *This = impl_from_IActiveScriptParseProcedure2(iface);
794     return IActiveScript_Release(&This->IActiveScript_iface);
795 }
796
797 static HRESULT WINAPI JScriptParseProcedure_ParseProcedureText(IActiveScriptParseProcedure2 *iface,
798         LPCOLESTR pstrCode, LPCOLESTR pstrFormalParams, LPCOLESTR pstrProcedureName,
799         LPCOLESTR pstrItemName, IUnknown *punkContext, LPCOLESTR pstrDelimiter,
800         CTXARG_T dwSourceContextCookie, ULONG ulStartingLineNumber, DWORD dwFlags, IDispatch **ppdisp)
801 {
802     JScript *This = impl_from_IActiveScriptParseProcedure2(iface);
803     parser_ctx_t *parser_ctx;
804     jsdisp_t *dispex;
805     HRESULT hres;
806
807     TRACE("(%p)->(%s %s %s %s %p %s %s %u %x %p)\n", This, debugstr_w(pstrCode), debugstr_w(pstrFormalParams),
808           debugstr_w(pstrProcedureName), debugstr_w(pstrItemName), punkContext, debugstr_w(pstrDelimiter),
809           wine_dbgstr_longlong(dwSourceContextCookie), ulStartingLineNumber, dwFlags, ppdisp);
810
811     if(This->thread_id != GetCurrentThreadId() || This->ctx->state == SCRIPTSTATE_CLOSED)
812         return E_UNEXPECTED;
813
814     hres = script_parse(This->ctx, pstrCode, pstrDelimiter, &parser_ctx);
815     if(FAILED(hres)) {
816         WARN("Parse failed %08x\n", hres);
817         return hres;
818     }
819
820     hres = create_source_function(parser_ctx, NULL, parser_ctx->source, NULL, NULL, 0, &dispex);
821     parser_release(parser_ctx);
822     if(FAILED(hres))
823         return hres;
824
825     *ppdisp = to_disp(dispex);
826     return S_OK;
827 }
828
829 static const IActiveScriptParseProcedure2Vtbl JScriptParseProcedureVtbl = {
830     JScriptParseProcedure_QueryInterface,
831     JScriptParseProcedure_AddRef,
832     JScriptParseProcedure_Release,
833     JScriptParseProcedure_ParseProcedureText,
834 };
835
836 static inline JScript *impl_from_IActiveScriptProperty(IActiveScriptProperty *iface)
837 {
838     return CONTAINING_RECORD(iface, JScript, IActiveScriptProperty_iface);
839 }
840
841 static HRESULT WINAPI JScriptProperty_QueryInterface(IActiveScriptProperty *iface, REFIID riid, void **ppv)
842 {
843     JScript *This = impl_from_IActiveScriptProperty(iface);
844     return IActiveScript_QueryInterface(&This->IActiveScript_iface, riid, ppv);
845 }
846
847 static ULONG WINAPI JScriptProperty_AddRef(IActiveScriptProperty *iface)
848 {
849     JScript *This = impl_from_IActiveScriptProperty(iface);
850     return IActiveScript_AddRef(&This->IActiveScript_iface);
851 }
852
853 static ULONG WINAPI JScriptProperty_Release(IActiveScriptProperty *iface)
854 {
855     JScript *This = impl_from_IActiveScriptProperty(iface);
856     return IActiveScript_Release(&This->IActiveScript_iface);
857 }
858
859 static HRESULT WINAPI JScriptProperty_GetProperty(IActiveScriptProperty *iface, DWORD dwProperty,
860         VARIANT *pvarIndex, VARIANT *pvarValue)
861 {
862     JScript *This = impl_from_IActiveScriptProperty(iface);
863     FIXME("(%p)->(%x %p %p)\n", This, dwProperty, pvarIndex, pvarValue);
864     return E_NOTIMPL;
865 }
866
867 static HRESULT WINAPI JScriptProperty_SetProperty(IActiveScriptProperty *iface, DWORD dwProperty,
868         VARIANT *pvarIndex, VARIANT *pvarValue)
869 {
870     JScript *This = impl_from_IActiveScriptProperty(iface);
871
872     TRACE("(%p)->(%x %s %s)\n", This, dwProperty, debugstr_variant(pvarIndex), debugstr_variant(pvarValue));
873
874     if(pvarIndex)
875         FIXME("unsupported pvarIndex\n");
876
877     switch(dwProperty) {
878     case SCRIPTPROP_INVOKEVERSIONING:
879         if(V_VT(pvarValue) != VT_I4 || V_I4(pvarValue) < 0 || V_I4(pvarValue) > 15) {
880             WARN("invalid value %s\n", debugstr_variant(pvarValue));
881             return E_INVALIDARG;
882         }
883
884         This->version = V_I4(pvarValue);
885         break;
886     default:
887         FIXME("Unimplemented property %x\n", dwProperty);
888         return E_NOTIMPL;
889     }
890
891     return S_OK;
892 }
893
894 static const IActiveScriptPropertyVtbl JScriptPropertyVtbl = {
895     JScriptProperty_QueryInterface,
896     JScriptProperty_AddRef,
897     JScriptProperty_Release,
898     JScriptProperty_GetProperty,
899     JScriptProperty_SetProperty
900 };
901
902 static inline JScript *impl_from_IObjectSafety(IObjectSafety *iface)
903 {
904     return CONTAINING_RECORD(iface, JScript, IObjectSafety_iface);
905 }
906
907 static HRESULT WINAPI JScriptSafety_QueryInterface(IObjectSafety *iface, REFIID riid, void **ppv)
908 {
909     JScript *This = impl_from_IObjectSafety(iface);
910     return IActiveScript_QueryInterface(&This->IActiveScript_iface, riid, ppv);
911 }
912
913 static ULONG WINAPI JScriptSafety_AddRef(IObjectSafety *iface)
914 {
915     JScript *This = impl_from_IObjectSafety(iface);
916     return IActiveScript_AddRef(&This->IActiveScript_iface);
917 }
918
919 static ULONG WINAPI JScriptSafety_Release(IObjectSafety *iface)
920 {
921     JScript *This = impl_from_IObjectSafety(iface);
922     return IActiveScript_Release(&This->IActiveScript_iface);
923 }
924
925 #define SUPPORTED_OPTIONS (INTERFACESAFE_FOR_UNTRUSTED_DATA|INTERFACE_USES_DISPEX|INTERFACE_USES_SECURITY_MANAGER)
926
927 static HRESULT WINAPI JScriptSafety_GetInterfaceSafetyOptions(IObjectSafety *iface, REFIID riid,
928         DWORD *pdwSupportedOptions, DWORD *pdwEnabledOptions)
929 {
930     JScript *This = impl_from_IObjectSafety(iface);
931
932     TRACE("(%p)->(%s %p %p)\n", This, debugstr_guid(riid), pdwSupportedOptions, pdwEnabledOptions);
933
934     if(!pdwSupportedOptions || !pdwEnabledOptions)
935         return E_POINTER;
936
937     *pdwSupportedOptions = SUPPORTED_OPTIONS;
938     *pdwEnabledOptions = This->safeopt;
939
940     return S_OK;
941 }
942
943 static HRESULT WINAPI JScriptSafety_SetInterfaceSafetyOptions(IObjectSafety *iface, REFIID riid,
944         DWORD dwOptionSetMask, DWORD dwEnabledOptions)
945 {
946     JScript *This = impl_from_IObjectSafety(iface);
947
948     TRACE("(%p)->(%s %x %x)\n", This, debugstr_guid(riid), dwOptionSetMask, dwEnabledOptions);
949
950     if(dwOptionSetMask & ~SUPPORTED_OPTIONS)
951         return E_FAIL;
952
953     This->safeopt = (dwEnabledOptions & dwOptionSetMask) | (This->safeopt & ~dwOptionSetMask) | INTERFACE_USES_DISPEX;
954     return S_OK;
955 }
956
957 static const IObjectSafetyVtbl JScriptSafetyVtbl = {
958     JScriptSafety_QueryInterface,
959     JScriptSafety_AddRef,
960     JScriptSafety_Release,
961     JScriptSafety_GetInterfaceSafetyOptions,
962     JScriptSafety_SetInterfaceSafetyOptions
963 };
964
965 HRESULT WINAPI JScriptFactory_CreateInstance(IClassFactory *iface, IUnknown *pUnkOuter,
966                                              REFIID riid, void **ppv)
967 {
968     JScript *ret;
969     HRESULT hres;
970
971     TRACE("(%p %s %p)\n", pUnkOuter, debugstr_guid(riid), ppv);
972
973     if(pUnkOuter) {
974         *ppv = NULL;
975         return CLASS_E_NOAGGREGATION;
976     }
977
978     lock_module();
979
980     ret = heap_alloc_zero(sizeof(*ret));
981     if(!ret)
982         return E_OUTOFMEMORY;
983
984     ret->IActiveScript_iface.lpVtbl = &JScriptVtbl;
985     ret->IActiveScriptParse_iface.lpVtbl = &JScriptParseVtbl;
986     ret->IActiveScriptParseProcedure2_iface.lpVtbl = &JScriptParseProcedureVtbl;
987     ret->IActiveScriptProperty_iface.lpVtbl = &JScriptPropertyVtbl;
988     ret->IObjectSafety_iface.lpVtbl = &JScriptSafetyVtbl;
989     ret->ref = 1;
990     ret->safeopt = INTERFACE_USES_DISPEX;
991
992     hres = IActiveScript_QueryInterface(&ret->IActiveScript_iface, riid, ppv);
993     IActiveScript_Release(&ret->IActiveScript_iface);
994     return hres;
995 }