ddraw: Cleanup ddraw7_QueryInterface() a bit.
[wine] / dlls / vbscript / vbscript.c
1 /*
2  * Copyright 2011 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
20 #include <assert.h>
21
22 #include "vbscript.h"
23 #include "objsafe.h"
24
25 #include "wine/debug.h"
26
27 WINE_DEFAULT_DEBUG_CHANNEL(vbscript);
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 struct VBScript {
44     IActiveScript IActiveScript_iface;
45     IActiveScriptParse IActiveScriptParse_iface;
46     IActiveScriptParseProcedure2 IActiveScriptParseProcedure2_iface;
47     IObjectSafety IObjectSafety_iface;
48
49     LONG ref;
50
51     DWORD safeopt;
52     SCRIPTSTATE state;
53     IActiveScriptSite *site;
54     script_ctx_t *ctx;
55     LONG thread_id;
56     LCID lcid;
57 };
58
59 static void change_state(VBScript *This, SCRIPTSTATE state)
60 {
61     if(This->state == state)
62         return;
63
64     This->state = state;
65     if(This->site)
66         IActiveScriptSite_OnStateChange(This->site, state);
67 }
68
69 static inline BOOL is_started(VBScript *This)
70 {
71     return This->state == SCRIPTSTATE_STARTED
72         || This->state == SCRIPTSTATE_CONNECTED
73         || This->state == SCRIPTSTATE_DISCONNECTED;
74 }
75
76 static HRESULT exec_global_code(script_ctx_t *ctx, vbscode_t *code)
77 {
78     HRESULT hres;
79
80     code->pending_exec = FALSE;
81
82     IActiveScriptSite_OnEnterScript(ctx->site);
83     hres = exec_script(ctx, &code->main_code, NULL, NULL, NULL);
84     IActiveScriptSite_OnLeaveScript(ctx->site);
85
86     return hres;
87 }
88
89 static void exec_queued_code(script_ctx_t *ctx)
90 {
91     vbscode_t *iter;
92
93     LIST_FOR_EACH_ENTRY(iter, &ctx->code_list, vbscode_t, entry) {
94         if(iter->pending_exec)
95             exec_global_code(ctx, iter);
96     }
97 }
98
99 static HRESULT set_ctx_site(VBScript *This)
100 {
101     HRESULT hres;
102
103     This->ctx->lcid = This->lcid;
104
105     hres = init_global(This->ctx);
106     if(FAILED(hres))
107         return hres;
108
109     IActiveScriptSite_AddRef(This->site);
110     This->ctx->site = This->site;
111
112     change_state(This, SCRIPTSTATE_INITIALIZED);
113     return S_OK;
114 }
115
116 static void release_script(script_ctx_t *ctx)
117 {
118     class_desc_t *class_desc;
119
120     collect_objects(ctx);
121
122     release_dynamic_vars(ctx->global_vars);
123     ctx->global_vars = NULL;
124
125     while(!list_empty(&ctx->named_items)) {
126         named_item_t *iter = LIST_ENTRY(list_head(&ctx->named_items), named_item_t, entry);
127
128         list_remove(&iter->entry);
129         if(iter->disp)
130             IDispatch_Release(iter->disp);
131         heap_free(iter->name);
132         heap_free(iter);
133     }
134
135     while(ctx->procs) {
136         class_desc = ctx->procs;
137         ctx->procs = class_desc->next;
138
139         heap_free(class_desc);
140     }
141
142     if(ctx->host_global) {
143         IDispatch_Release(ctx->host_global);
144         ctx->host_global = NULL;
145     }
146
147     if(ctx->secmgr) {
148         IInternetHostSecurityManager_Release(ctx->secmgr);
149         ctx->secmgr = NULL;
150     }
151
152     if(ctx->site) {
153         IActiveScriptSite_Release(ctx->site);
154         ctx->site = NULL;
155     }
156
157     if(ctx->err_obj) {
158         IDispatchEx_Release(&ctx->err_obj->IDispatchEx_iface);
159         ctx->err_obj = NULL;
160     }
161
162     if(ctx->global_obj) {
163         IDispatchEx_Release(&ctx->global_obj->IDispatchEx_iface);
164         ctx->global_obj = NULL;
165     }
166
167     if(ctx->script_obj) {
168         ScriptDisp *script_obj = ctx->script_obj;
169
170         ctx->script_obj = NULL;
171         script_obj->ctx = NULL;
172         IDispatchEx_Release(&script_obj->IDispatchEx_iface);
173     }
174
175     vbsheap_free(&ctx->heap);
176     vbsheap_init(&ctx->heap);
177 }
178
179 static void destroy_script(script_ctx_t *ctx)
180 {
181     while(!list_empty(&ctx->code_list))
182         release_vbscode(LIST_ENTRY(list_head(&ctx->code_list), vbscode_t, entry));
183
184     release_script(ctx);
185     heap_free(ctx);
186 }
187
188 static void decrease_state(VBScript *This, SCRIPTSTATE state)
189 {
190     switch(This->state) {
191     case SCRIPTSTATE_CONNECTED:
192         change_state(This, SCRIPTSTATE_DISCONNECTED);
193         if(state == SCRIPTSTATE_DISCONNECTED)
194             return;
195         /* FALLTHROUGH */
196     case SCRIPTSTATE_STARTED:
197     case SCRIPTSTATE_DISCONNECTED:
198         if(This->state == SCRIPTSTATE_DISCONNECTED)
199             change_state(This, SCRIPTSTATE_INITIALIZED);
200         if(state == SCRIPTSTATE_INITIALIZED)
201             break;
202         /* FALLTHROUGH */
203     case SCRIPTSTATE_INITIALIZED:
204     case SCRIPTSTATE_UNINITIALIZED:
205         change_state(This, state);
206
207         if(This->site) {
208             IActiveScriptSite_Release(This->site);
209             This->site = NULL;
210         }
211
212         if(This->ctx)
213             release_script(This->ctx);
214
215         This->thread_id = 0;
216         break;
217     case SCRIPTSTATE_CLOSED:
218         break;
219     default:
220         assert(0);
221     }
222 }
223
224 static inline VBScript *impl_from_IActiveScript(IActiveScript *iface)
225 {
226     return CONTAINING_RECORD(iface, VBScript, IActiveScript_iface);
227 }
228
229 static HRESULT WINAPI VBScript_QueryInterface(IActiveScript *iface, REFIID riid, void **ppv)
230 {
231     VBScript *This = impl_from_IActiveScript(iface);
232
233     if(IsEqualGUID(riid, &IID_IUnknown)) {
234         TRACE("(%p)->(IID_IUnknown %p)\n", This, ppv);
235         *ppv = &This->IActiveScript_iface;
236     }else if(IsEqualGUID(riid, &IID_IActiveScript)) {
237         TRACE("(%p)->(IID_IActiveScript %p)\n", This, ppv);
238         *ppv = &This->IActiveScript_iface;
239     }else if(IsEqualGUID(riid, &IID_IActiveScriptParse)) {
240         TRACE("(%p)->(IID_IActiveScriptParse %p)\n", This, ppv);
241         *ppv = &This->IActiveScriptParse_iface;
242     }else if(IsEqualGUID(riid, &IID_IActiveScriptParseProcedure2)) {
243         TRACE("(%p)->(IID_IActiveScriptParseProcedure2 %p)\n", This, ppv);
244         *ppv = &This->IActiveScriptParseProcedure2_iface;
245     }else if(IsEqualGUID(riid, &IID_IObjectSafety)) {
246         TRACE("(%p)->(IID_IObjectSafety %p)\n", This, ppv);
247         *ppv = &This->IObjectSafety_iface;
248     }else {
249         FIXME("(%p)->(%s %p)\n", This, debugstr_guid(riid), ppv);
250         *ppv = NULL;
251         return E_NOINTERFACE;
252     }
253
254     IUnknown_AddRef((IUnknown*)*ppv);
255     return S_OK;
256 }
257
258 static ULONG WINAPI VBScript_AddRef(IActiveScript *iface)
259 {
260     VBScript *This = impl_from_IActiveScript(iface);
261     LONG ref = InterlockedIncrement(&This->ref);
262
263     TRACE("(%p) ref=%d\n", This, ref);
264
265     return ref;
266 }
267
268 static ULONG WINAPI VBScript_Release(IActiveScript *iface)
269 {
270     VBScript *This = impl_from_IActiveScript(iface);
271     LONG ref = InterlockedDecrement(&This->ref);
272
273     TRACE("(%p) ref=%d\n", iface, ref);
274
275     if(!ref) {
276         if(This->ctx) {
277             decrease_state(This, SCRIPTSTATE_CLOSED);
278             destroy_script(This->ctx);
279             This->ctx = NULL;
280         }
281         if(This->site)
282             IActiveScriptSite_Release(This->site);
283         heap_free(This);
284     }
285
286     return ref;
287 }
288
289 static HRESULT WINAPI VBScript_SetScriptSite(IActiveScript *iface, IActiveScriptSite *pass)
290 {
291     VBScript *This = impl_from_IActiveScript(iface);
292     LCID lcid;
293     HRESULT hres;
294
295     TRACE("(%p)->(%p)\n", This, pass);
296
297     if(!pass)
298         return E_POINTER;
299
300     if(This->site)
301         return E_UNEXPECTED;
302
303     if(InterlockedCompareExchange(&This->thread_id, GetCurrentThreadId(), 0))
304         return E_UNEXPECTED;
305
306     This->site = pass;
307     IActiveScriptSite_AddRef(This->site);
308
309     hres = IActiveScriptSite_GetLCID(This->site, &lcid);
310     if(hres == S_OK)
311         This->lcid = lcid;
312
313     return This->ctx ? set_ctx_site(This) : S_OK;
314 }
315
316 static HRESULT WINAPI VBScript_GetScriptSite(IActiveScript *iface, REFIID riid,
317                                             void **ppvObject)
318 {
319     VBScript *This = impl_from_IActiveScript(iface);
320     FIXME("(%p)->()\n", This);
321     return E_NOTIMPL;
322 }
323
324 static HRESULT WINAPI VBScript_SetScriptState(IActiveScript *iface, SCRIPTSTATE ss)
325 {
326     VBScript *This = impl_from_IActiveScript(iface);
327
328     TRACE("(%p)->(%d)\n", This, ss);
329
330     if(This->thread_id && GetCurrentThreadId() != This->thread_id)
331         return E_UNEXPECTED;
332
333     if(ss == SCRIPTSTATE_UNINITIALIZED) {
334         if(This->state == SCRIPTSTATE_CLOSED)
335             return E_UNEXPECTED;
336
337         decrease_state(This, SCRIPTSTATE_UNINITIALIZED);
338         return S_OK;
339     }
340
341     if(!This->ctx)
342         return E_UNEXPECTED;
343
344     switch(ss) {
345     case SCRIPTSTATE_STARTED:
346     case SCRIPTSTATE_CONNECTED: /* FIXME */
347         if(This->state == SCRIPTSTATE_CLOSED)
348             return E_UNEXPECTED;
349
350         exec_queued_code(This->ctx);
351         break;
352     case SCRIPTSTATE_INITIALIZED:
353         FIXME("unimplemented SCRIPTSTATE_INITIALIZED\n");
354         return S_OK;
355     default:
356         FIXME("unimplemented state %d\n", ss);
357         return E_NOTIMPL;
358     }
359
360     change_state(This, ss);
361     return S_OK;
362 }
363
364 static HRESULT WINAPI VBScript_GetScriptState(IActiveScript *iface, SCRIPTSTATE *pssState)
365 {
366     VBScript *This = impl_from_IActiveScript(iface);
367
368     TRACE("(%p)->(%p)\n", This, pssState);
369
370     if(!pssState)
371         return E_POINTER;
372
373     if(This->thread_id && This->thread_id != GetCurrentThreadId())
374         return E_UNEXPECTED;
375
376     *pssState = This->state;
377     return S_OK;
378 }
379
380 static HRESULT WINAPI VBScript_Close(IActiveScript *iface)
381 {
382     VBScript *This = impl_from_IActiveScript(iface);
383
384     TRACE("(%p)->()\n", This);
385
386     if(This->thread_id && This->thread_id != GetCurrentThreadId())
387         return E_UNEXPECTED;
388
389     decrease_state(This, SCRIPTSTATE_CLOSED);
390     return S_OK;
391 }
392
393 static HRESULT WINAPI VBScript_AddNamedItem(IActiveScript *iface, LPCOLESTR pstrName, DWORD dwFlags)
394 {
395     VBScript *This = impl_from_IActiveScript(iface);
396     named_item_t *item;
397     IDispatch *disp = NULL;
398     HRESULT hres;
399
400     TRACE("(%p)->(%s %x)\n", This, debugstr_w(pstrName), dwFlags);
401
402     if(This->thread_id != GetCurrentThreadId() || !This->ctx || This->state == SCRIPTSTATE_CLOSED)
403         return E_UNEXPECTED;
404
405     if(dwFlags & SCRIPTITEM_GLOBALMEMBERS) {
406         IUnknown *unk;
407
408         hres = IActiveScriptSite_GetItemInfo(This->site, pstrName, SCRIPTINFO_IUNKNOWN, &unk, NULL);
409         if(FAILED(hres)) {
410             WARN("GetItemInfo failed: %08x\n", hres);
411             return hres;
412         }
413
414         hres = IUnknown_QueryInterface(unk, &IID_IDispatch, (void**)&disp);
415         IUnknown_Release(unk);
416         if(FAILED(hres)) {
417             WARN("object does not implement IDispatch\n");
418             return hres;
419         }
420
421         if(This->ctx->host_global)
422             IDispatch_Release(This->ctx->host_global);
423         IDispatch_AddRef(disp);
424         This->ctx->host_global = disp;
425     }
426
427     item = heap_alloc(sizeof(*item));
428     if(!item) {
429         if(disp)
430             IDispatch_Release(disp);
431         return E_OUTOFMEMORY;
432     }
433
434     item->disp = disp;
435     item->flags = dwFlags;
436     item->name = heap_strdupW(pstrName);
437     if(!item->name) {
438         if(disp)
439             IDispatch_Release(disp);
440         heap_free(item);
441         return E_OUTOFMEMORY;
442     }
443
444     list_add_tail(&This->ctx->named_items, &item->entry);
445     return S_OK;
446 }
447
448 static HRESULT WINAPI VBScript_AddTypeLib(IActiveScript *iface, REFGUID rguidTypeLib,
449         DWORD dwMajor, DWORD dwMinor, DWORD dwFlags)
450 {
451     VBScript *This = impl_from_IActiveScript(iface);
452     FIXME("(%p)->()\n", This);
453     return E_NOTIMPL;
454 }
455
456 static HRESULT WINAPI VBScript_GetScriptDispatch(IActiveScript *iface, LPCOLESTR pstrItemName, IDispatch **ppdisp)
457 {
458     VBScript *This = impl_from_IActiveScript(iface);
459
460     TRACE("(%p)->(%p)\n", This, ppdisp);
461
462     if(!ppdisp)
463         return E_POINTER;
464
465     if(This->thread_id != GetCurrentThreadId() || !This->ctx || !This->ctx->script_obj) {
466         *ppdisp = NULL;
467         return E_UNEXPECTED;
468     }
469
470     *ppdisp = (IDispatch*)&This->ctx->script_obj->IDispatchEx_iface;
471     IDispatch_AddRef(*ppdisp);
472     return S_OK;
473 }
474
475 static HRESULT WINAPI VBScript_GetCurrentScriptThreadID(IActiveScript *iface,
476                                                        SCRIPTTHREADID *pstridThread)
477 {
478     VBScript *This = impl_from_IActiveScript(iface);
479     FIXME("(%p)->()\n", This);
480     return E_NOTIMPL;
481 }
482
483 static HRESULT WINAPI VBScript_GetScriptThreadID(IActiveScript *iface,
484                                                 DWORD dwWin32ThreadId, SCRIPTTHREADID *pstidThread)
485 {
486     VBScript *This = impl_from_IActiveScript(iface);
487     FIXME("(%p)->()\n", This);
488     return E_NOTIMPL;
489 }
490
491 static HRESULT WINAPI VBScript_GetScriptThreadState(IActiveScript *iface,
492         SCRIPTTHREADID stidThread, SCRIPTTHREADSTATE *pstsState)
493 {
494     VBScript *This = impl_from_IActiveScript(iface);
495     FIXME("(%p)->()\n", This);
496     return E_NOTIMPL;
497 }
498
499 static HRESULT WINAPI VBScript_InterruptScriptThread(IActiveScript *iface,
500         SCRIPTTHREADID stidThread, const EXCEPINFO *pexcepinfo, DWORD dwFlags)
501 {
502     VBScript *This = impl_from_IActiveScript(iface);
503     FIXME("(%p)->()\n", This);
504     return E_NOTIMPL;
505 }
506
507 static HRESULT WINAPI VBScript_Clone(IActiveScript *iface, IActiveScript **ppscript)
508 {
509     VBScript *This = impl_from_IActiveScript(iface);
510     FIXME("(%p)->()\n", This);
511     return E_NOTIMPL;
512 }
513
514 static const IActiveScriptVtbl VBScriptVtbl = {
515     VBScript_QueryInterface,
516     VBScript_AddRef,
517     VBScript_Release,
518     VBScript_SetScriptSite,
519     VBScript_GetScriptSite,
520     VBScript_SetScriptState,
521     VBScript_GetScriptState,
522     VBScript_Close,
523     VBScript_AddNamedItem,
524     VBScript_AddTypeLib,
525     VBScript_GetScriptDispatch,
526     VBScript_GetCurrentScriptThreadID,
527     VBScript_GetScriptThreadID,
528     VBScript_GetScriptThreadState,
529     VBScript_InterruptScriptThread,
530     VBScript_Clone
531 };
532
533 static inline VBScript *impl_from_IActiveScriptParse(IActiveScriptParse *iface)
534 {
535     return CONTAINING_RECORD(iface, VBScript, IActiveScriptParse_iface);
536 }
537
538 static HRESULT WINAPI VBScriptParse_QueryInterface(IActiveScriptParse *iface, REFIID riid, void **ppv)
539 {
540     VBScript *This = impl_from_IActiveScriptParse(iface);
541     return IActiveScript_QueryInterface(&This->IActiveScript_iface, riid, ppv);
542 }
543
544 static ULONG WINAPI VBScriptParse_AddRef(IActiveScriptParse *iface)
545 {
546     VBScript *This = impl_from_IActiveScriptParse(iface);
547     return IActiveScript_AddRef(&This->IActiveScript_iface);
548 }
549
550 static ULONG WINAPI VBScriptParse_Release(IActiveScriptParse *iface)
551 {
552     VBScript *This = impl_from_IActiveScriptParse(iface);
553     return IActiveScript_Release(&This->IActiveScript_iface);
554 }
555
556 static HRESULT WINAPI VBScriptParse_InitNew(IActiveScriptParse *iface)
557 {
558     VBScript *This = impl_from_IActiveScriptParse(iface);
559     script_ctx_t *ctx, *old_ctx;
560
561     TRACE("(%p)\n", This);
562
563     if(This->ctx)
564         return E_UNEXPECTED;
565
566     ctx = heap_alloc_zero(sizeof(script_ctx_t));
567     if(!ctx)
568         return E_OUTOFMEMORY;
569
570     ctx->safeopt = This->safeopt;
571     vbsheap_init(&ctx->heap);
572     list_init(&ctx->objects);
573     list_init(&ctx->code_list);
574     list_init(&ctx->named_items);
575
576     old_ctx = InterlockedCompareExchangePointer((void**)&This->ctx, ctx, NULL);
577     if(old_ctx) {
578         destroy_script(ctx);
579         return E_UNEXPECTED;
580     }
581
582     return This->site ? set_ctx_site(This) : S_OK;
583 }
584
585 static HRESULT WINAPI VBScriptParse_AddScriptlet(IActiveScriptParse *iface,
586         LPCOLESTR pstrDefaultName, LPCOLESTR pstrCode, LPCOLESTR pstrItemName,
587         LPCOLESTR pstrSubItemName, LPCOLESTR pstrEventName, LPCOLESTR pstrDelimiter,
588         CTXARG_T dwSourceContextCookie, ULONG ulStartingLineNumber, DWORD dwFlags,
589         BSTR *pbstrName, EXCEPINFO *pexcepinfo)
590 {
591     VBScript *This = impl_from_IActiveScriptParse(iface);
592     FIXME("(%p)->(%s %s %s %s %s %s %s %u %x %p %p)\n", This, debugstr_w(pstrDefaultName),
593           debugstr_w(pstrCode), debugstr_w(pstrItemName), debugstr_w(pstrSubItemName),
594           debugstr_w(pstrEventName), debugstr_w(pstrDelimiter), wine_dbgstr_longlong(dwSourceContextCookie),
595           ulStartingLineNumber, dwFlags, pbstrName, pexcepinfo);
596     return E_NOTIMPL;
597 }
598
599 static HRESULT WINAPI VBScriptParse_ParseScriptText(IActiveScriptParse *iface,
600         LPCOLESTR pstrCode, LPCOLESTR pstrItemName, IUnknown *punkContext,
601         LPCOLESTR pstrDelimiter, CTXARG_T dwSourceContextCookie, ULONG ulStartingLine,
602         DWORD dwFlags, VARIANT *pvarResult, EXCEPINFO *pexcepinfo)
603 {
604     VBScript *This = impl_from_IActiveScriptParse(iface);
605     vbscode_t *code;
606     HRESULT hres;
607
608     TRACE("(%p)->(%s %s %p %s %s %u %x %p %p)\n", This, debugstr_w(pstrCode),
609           debugstr_w(pstrItemName), punkContext, debugstr_w(pstrDelimiter),
610           wine_dbgstr_longlong(dwSourceContextCookie), ulStartingLine, dwFlags, pvarResult, pexcepinfo);
611
612     if(This->thread_id != GetCurrentThreadId() || This->state == SCRIPTSTATE_CLOSED)
613         return E_UNEXPECTED;
614
615     hres = compile_script(This->ctx, pstrCode, pstrDelimiter, &code);
616     if(FAILED(hres))
617         return hres;
618
619     if(!is_started(This)) {
620         code->pending_exec = TRUE;
621         return S_OK;
622     }
623
624     return exec_global_code(This->ctx, code);
625 }
626
627 static const IActiveScriptParseVtbl VBScriptParseVtbl = {
628     VBScriptParse_QueryInterface,
629     VBScriptParse_AddRef,
630     VBScriptParse_Release,
631     VBScriptParse_InitNew,
632     VBScriptParse_AddScriptlet,
633     VBScriptParse_ParseScriptText
634 };
635
636 static inline VBScript *impl_from_IActiveScriptParseProcedure2(IActiveScriptParseProcedure2 *iface)
637 {
638     return CONTAINING_RECORD(iface, VBScript, IActiveScriptParseProcedure2_iface);
639 }
640
641 static HRESULT WINAPI VBScriptParseProcedure_QueryInterface(IActiveScriptParseProcedure2 *iface, REFIID riid, void **ppv)
642 {
643     VBScript *This = impl_from_IActiveScriptParseProcedure2(iface);
644     return IActiveScript_QueryInterface(&This->IActiveScript_iface, riid, ppv);
645 }
646
647 static ULONG WINAPI VBScriptParseProcedure_AddRef(IActiveScriptParseProcedure2 *iface)
648 {
649     VBScript *This = impl_from_IActiveScriptParseProcedure2(iface);
650     return IActiveScript_AddRef(&This->IActiveScript_iface);
651 }
652
653 static ULONG WINAPI VBScriptParseProcedure_Release(IActiveScriptParseProcedure2 *iface)
654 {
655     VBScript *This = impl_from_IActiveScriptParseProcedure2(iface);
656     return IActiveScript_Release(&This->IActiveScript_iface);
657 }
658
659 static HRESULT WINAPI VBScriptParseProcedure_ParseProcedureText(IActiveScriptParseProcedure2 *iface,
660         LPCOLESTR pstrCode, LPCOLESTR pstrFormalParams, LPCOLESTR pstrProcedureName,
661         LPCOLESTR pstrItemName, IUnknown *punkContext, LPCOLESTR pstrDelimiter,
662         CTXARG_T dwSourceContextCookie, ULONG ulStartingLineNumber, DWORD dwFlags, IDispatch **ppdisp)
663 {
664     VBScript *This = impl_from_IActiveScriptParseProcedure2(iface);
665     vbscode_t *code;
666     HRESULT hres;
667
668     TRACE("(%p)->(%s %s %s %s %p %s %s %u %x %p)\n", This, debugstr_w(pstrCode), debugstr_w(pstrFormalParams),
669           debugstr_w(pstrProcedureName), debugstr_w(pstrItemName), punkContext, debugstr_w(pstrDelimiter),
670           wine_dbgstr_longlong(dwSourceContextCookie), ulStartingLineNumber, dwFlags, ppdisp);
671
672     if(This->thread_id != GetCurrentThreadId() || This->state == SCRIPTSTATE_CLOSED)
673         return E_UNEXPECTED;
674
675     hres = compile_script(This->ctx, pstrCode, pstrDelimiter, &code);
676     if(FAILED(hres))
677         return hres;
678
679     return create_procedure_disp(This->ctx, code, ppdisp);
680 }
681
682 static const IActiveScriptParseProcedure2Vtbl VBScriptParseProcedureVtbl = {
683     VBScriptParseProcedure_QueryInterface,
684     VBScriptParseProcedure_AddRef,
685     VBScriptParseProcedure_Release,
686     VBScriptParseProcedure_ParseProcedureText,
687 };
688
689 static inline VBScript *impl_from_IObjectSafety(IObjectSafety *iface)
690 {
691     return CONTAINING_RECORD(iface, VBScript, IObjectSafety_iface);
692 }
693
694 static HRESULT WINAPI VBScriptSafety_QueryInterface(IObjectSafety *iface, REFIID riid, void **ppv)
695 {
696     VBScript *This = impl_from_IObjectSafety(iface);
697     return IActiveScript_QueryInterface(&This->IActiveScript_iface, riid, ppv);
698 }
699
700 static ULONG WINAPI VBScriptSafety_AddRef(IObjectSafety *iface)
701 {
702     VBScript *This = impl_from_IObjectSafety(iface);
703     return IActiveScript_AddRef(&This->IActiveScript_iface);
704 }
705
706 static ULONG WINAPI VBScriptSafety_Release(IObjectSafety *iface)
707 {
708     VBScript *This = impl_from_IObjectSafety(iface);
709     return IActiveScript_Release(&This->IActiveScript_iface);
710 }
711
712 #define SUPPORTED_OPTIONS (INTERFACESAFE_FOR_UNTRUSTED_DATA|INTERFACE_USES_DISPEX|INTERFACE_USES_SECURITY_MANAGER)
713
714 static HRESULT WINAPI VBScriptSafety_GetInterfaceSafetyOptions(IObjectSafety *iface, REFIID riid,
715         DWORD *pdwSupportedOptions, DWORD *pdwEnabledOptions)
716 {
717     VBScript *This = impl_from_IObjectSafety(iface);
718
719     TRACE("(%p)->(%s %p %p)\n", This, debugstr_guid(riid), pdwSupportedOptions, pdwEnabledOptions);
720
721     if(!pdwSupportedOptions || !pdwEnabledOptions)
722         return E_POINTER;
723
724     *pdwSupportedOptions = SUPPORTED_OPTIONS;
725     *pdwEnabledOptions = This->safeopt;
726     return S_OK;
727 }
728
729 static HRESULT WINAPI VBScriptSafety_SetInterfaceSafetyOptions(IObjectSafety *iface, REFIID riid,
730         DWORD dwOptionSetMask, DWORD dwEnabledOptions)
731 {
732     VBScript *This = impl_from_IObjectSafety(iface);
733
734     TRACE("(%p)->(%s %x %x)\n", This, debugstr_guid(riid), dwOptionSetMask, dwEnabledOptions);
735
736     if(dwOptionSetMask & ~SUPPORTED_OPTIONS)
737         return E_FAIL;
738
739     This->safeopt = (dwEnabledOptions & dwOptionSetMask) | (This->safeopt & ~dwOptionSetMask) | INTERFACE_USES_DISPEX;
740     return S_OK;
741 }
742
743 static const IObjectSafetyVtbl VBScriptSafetyVtbl = {
744     VBScriptSafety_QueryInterface,
745     VBScriptSafety_AddRef,
746     VBScriptSafety_Release,
747     VBScriptSafety_GetInterfaceSafetyOptions,
748     VBScriptSafety_SetInterfaceSafetyOptions
749 };
750
751 HRESULT WINAPI VBScriptFactory_CreateInstance(IClassFactory *iface, IUnknown *pUnkOuter, REFIID riid, void **ppv)
752 {
753     VBScript *ret;
754     HRESULT hres;
755
756     TRACE("(%p %s %p)\n", pUnkOuter, debugstr_guid(riid), ppv);
757
758     ret = heap_alloc_zero(sizeof(*ret));
759     if(!ret)
760         return E_OUTOFMEMORY;
761
762     ret->IActiveScript_iface.lpVtbl = &VBScriptVtbl;
763     ret->IActiveScriptParse_iface.lpVtbl = &VBScriptParseVtbl;
764     ret->IActiveScriptParseProcedure2_iface.lpVtbl = &VBScriptParseProcedureVtbl;
765     ret->IObjectSafety_iface.lpVtbl = &VBScriptSafetyVtbl;
766
767     ret->ref = 1;
768     ret->state = SCRIPTSTATE_UNINITIALIZED;
769     ret->safeopt = INTERFACE_USES_DISPEX;
770
771     hres = IActiveScript_QueryInterface(&ret->IActiveScript_iface, riid, ppv);
772     IActiveScript_Release(&ret->IActiveScript_iface);
773     return hres;
774 }
775
776 typedef struct {
777     IServiceProvider IServiceProvider_iface;
778
779     LONG ref;
780
781     IServiceProvider *sp;
782 } AXSite;
783
784 static inline AXSite *impl_from_IServiceProvider(IServiceProvider *iface)
785 {
786     return CONTAINING_RECORD(iface, AXSite, IServiceProvider_iface);
787 }
788
789 static HRESULT WINAPI AXSite_QueryInterface(IServiceProvider *iface, REFIID riid, void **ppv)
790 {
791     AXSite *This = impl_from_IServiceProvider(iface);
792
793     if(IsEqualGUID(&IID_IUnknown, riid)) {
794         TRACE("(%p)->(IID_IUnknown %p)\n", This, ppv);
795         *ppv = &This->IServiceProvider_iface;
796     }else if(IsEqualGUID(&IID_IServiceProvider, riid)) {
797         TRACE("(%p)->(IID_IServiceProvider %p)\n", This, ppv);
798         *ppv = &This->IServiceProvider_iface;
799     }else {
800         TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), ppv);
801         *ppv = NULL;
802         return E_NOINTERFACE;
803     }
804
805     IUnknown_AddRef((IUnknown*)*ppv);
806     return S_OK;
807 }
808
809 static ULONG WINAPI AXSite_AddRef(IServiceProvider *iface)
810 {
811     AXSite *This = impl_from_IServiceProvider(iface);
812     LONG ref = InterlockedIncrement(&This->ref);
813
814     TRACE("(%p) ref=%d\n", This, ref);
815
816     return ref;
817 }
818
819 static ULONG WINAPI AXSite_Release(IServiceProvider *iface)
820 {
821     AXSite *This = impl_from_IServiceProvider(iface);
822     LONG ref = InterlockedDecrement(&This->ref);
823
824     TRACE("(%p) ref=%d\n", This, ref);
825
826     if(!ref)
827         heap_free(This);
828
829     return ref;
830 }
831
832 static HRESULT WINAPI AXSite_QueryService(IServiceProvider *iface,
833         REFGUID guidService, REFIID riid, void **ppv)
834 {
835     AXSite *This = impl_from_IServiceProvider(iface);
836
837     TRACE("(%p)->(%s %s %p)\n", This, debugstr_guid(guidService), debugstr_guid(riid), ppv);
838
839     return IServiceProvider_QueryService(This->sp, guidService, riid, ppv);
840 }
841
842 static IServiceProviderVtbl AXSiteVtbl = {
843     AXSite_QueryInterface,
844     AXSite_AddRef,
845     AXSite_Release,
846     AXSite_QueryService
847 };
848
849 IUnknown *create_ax_site(script_ctx_t *ctx)
850 {
851     IServiceProvider *sp;
852     AXSite *ret;
853     HRESULT hres;
854
855     hres = IActiveScriptSite_QueryInterface(ctx->site, &IID_IServiceProvider, (void**)&sp);
856     if(FAILED(hres)) {
857         ERR("Could not get IServiceProvider iface: %08x\n", hres);
858         return NULL;
859     }
860
861     ret = heap_alloc(sizeof(*ret));
862     if(!ret) {
863         IServiceProvider_Release(sp);
864         return NULL;
865     }
866
867     ret->IServiceProvider_iface.lpVtbl = &AXSiteVtbl;
868     ret->ref = 1;
869     ret->sp = sp;
870
871     return (IUnknown*)&ret->IServiceProvider_iface;
872 }