xref: /reactos/dll/win32/scrrun/scrrun.c (revision 845faec4)
1 /*
2  * Copyright 2011 Hans Leidekker 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 #define COBJMACROS
19 
20 #include "config.h"
21 #include <stdarg.h>
22 
23 #include "windef.h"
24 #include "winbase.h"
25 #include "ole2.h"
26 #include "olectl.h"
27 #include "rpcproxy.h"
28 
29 #include <initguid.h>
30 #include "scrrun.h"
31 #include "scrrun_private.h"
32 
33 #include "wine/debug.h"
34 
35 WINE_DEFAULT_DEBUG_CHANNEL(scrrun);
36 
37 static HINSTANCE scrrun_instance;
38 
39 static inline struct provideclassinfo *impl_from_IProvideClassInfo(IProvideClassInfo *iface)
40 {
41     return CONTAINING_RECORD(iface, struct provideclassinfo, IProvideClassInfo_iface);
42 }
43 
44 typedef HRESULT (*fnCreateInstance)(LPVOID *ppObj);
45 
46 static HRESULT WINAPI scrruncf_QueryInterface(IClassFactory *iface, REFIID riid, LPVOID *ppv )
47 {
48     *ppv = NULL;
49 
50     if(IsEqualGUID(&IID_IUnknown, riid)) {
51         TRACE("(%p)->(IID_IUnknown %p)\n", iface, ppv);
52         *ppv = iface;
53     }else if(IsEqualGUID(&IID_IClassFactory, riid)) {
54         TRACE("(%p)->(IID_IClassFactory %p)\n", iface, ppv);
55         *ppv = iface;
56     }
57 
58     if(*ppv) {
59         IUnknown_AddRef((IUnknown*)*ppv);
60         return S_OK;
61     }
62 
63     WARN("(%p)->(%s %p)\n", iface, debugstr_guid(riid), ppv);
64     return E_NOINTERFACE;
65 }
66 
67 static ULONG WINAPI scrruncf_AddRef(IClassFactory *iface )
68 {
69     TRACE("(%p)\n", iface);
70     return 2;
71 }
72 
73 static ULONG WINAPI scrruncf_Release(IClassFactory *iface )
74 {
75     TRACE("(%p)\n", iface);
76     return 1;
77 }
78 
79 static HRESULT WINAPI scrruncf_LockServer(IClassFactory *iface, BOOL fLock)
80 {
81     TRACE("(%p)->(%x)\n", iface, fLock);
82     return S_OK;
83 }
84 
85 static const struct IClassFactoryVtbl scrruncf_vtbl =
86 {
87     scrruncf_QueryInterface,
88     scrruncf_AddRef,
89     scrruncf_Release,
90     FileSystem_CreateInstance,
91     scrruncf_LockServer
92 };
93 
94 static const struct IClassFactoryVtbl dictcf_vtbl =
95 {
96     scrruncf_QueryInterface,
97     scrruncf_AddRef,
98     scrruncf_Release,
99     Dictionary_CreateInstance,
100     scrruncf_LockServer
101 };
102 
103 static IClassFactory FileSystemFactory = { &scrruncf_vtbl };
104 static IClassFactory DictionaryFactory = { &dictcf_vtbl };
105 
106 static ITypeLib *typelib;
107 static ITypeInfo *typeinfos[LAST_tid];
108 
109 static REFIID tid_ids[] = {
110     &IID_NULL,
111     &IID_IDictionary,
112     &IID_IDrive,
113     &IID_IDriveCollection,
114     &IID_IFile,
115     &IID_IFileCollection,
116     &IID_IFileSystem3,
117     &IID_IFolder,
118     &IID_IFolderCollection,
119     &IID_ITextStream
120 };
121 
122 static HRESULT load_typelib(void)
123 {
124     HRESULT hres;
125     ITypeLib *tl;
126 
127     if(typelib)
128         return S_OK;
129 
130     hres = LoadRegTypeLib(&LIBID_Scripting, 1, 0, LOCALE_SYSTEM_DEFAULT, &tl);
131     if(FAILED(hres)) {
132         ERR("LoadRegTypeLib failed: %08x\n", hres);
133         return hres;
134     }
135 
136     if(InterlockedCompareExchangePointer((void**)&typelib, tl, NULL))
137         ITypeLib_Release(tl);
138     return hres;
139 }
140 
141 static HRESULT get_typeinfo_of_guid(const GUID *guid, ITypeInfo **tinfo)
142 {
143     HRESULT hres;
144 
145     if(FAILED(hres = load_typelib()))
146         return hres;
147 
148     return ITypeLib_GetTypeInfoOfGuid(typelib, guid, tinfo);
149 }
150 
151 HRESULT get_typeinfo(tid_t tid, ITypeInfo **typeinfo)
152 {
153     HRESULT hres;
154 
155     if (FAILED(hres = load_typelib()))
156         return hres;
157 
158     if(!typeinfos[tid]) {
159         ITypeInfo *ti;
160 
161         hres = ITypeLib_GetTypeInfoOfGuid(typelib, tid_ids[tid], &ti);
162         if(FAILED(hres)) {
163             ERR("GetTypeInfoOfGuid(%s) failed: %08x\n", debugstr_guid(tid_ids[tid]), hres);
164             return hres;
165         }
166 
167         if(InterlockedCompareExchangePointer((void**)(typeinfos+tid), ti, NULL))
168             ITypeInfo_Release(ti);
169     }
170 
171     *typeinfo = typeinfos[tid];
172     ITypeInfo_AddRef(typeinfos[tid]);
173     return S_OK;
174 }
175 
176 static void release_typelib(void)
177 {
178     unsigned i;
179 
180     if(!typelib)
181         return;
182 
183     for (i = 0; i < ARRAY_SIZE(typeinfos); i++)
184         if(typeinfos[i])
185             ITypeInfo_Release(typeinfos[i]);
186 
187     ITypeLib_Release(typelib);
188 }
189 
190 static HRESULT WINAPI provideclassinfo_QueryInterface(IProvideClassInfo *iface, REFIID riid, void **obj)
191 {
192     struct provideclassinfo *This = impl_from_IProvideClassInfo(iface);
193 
194     TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), obj);
195 
196     if (IsEqualIID(riid, &IID_IProvideClassInfo)) {
197         *obj = iface;
198         IProvideClassInfo_AddRef(iface);
199         return S_OK;
200     }
201     else
202         return IUnknown_QueryInterface(This->outer, riid, obj);
203 }
204 
205 static ULONG WINAPI provideclassinfo_AddRef(IProvideClassInfo *iface)
206 {
207     struct provideclassinfo *This = impl_from_IProvideClassInfo(iface);
208     return IUnknown_AddRef(This->outer);
209 }
210 
211 static ULONG WINAPI provideclassinfo_Release(IProvideClassInfo *iface)
212 {
213     struct provideclassinfo *This = impl_from_IProvideClassInfo(iface);
214     return IUnknown_Release(This->outer);
215 }
216 
217 static HRESULT WINAPI provideclassinfo_GetClassInfo(IProvideClassInfo *iface, ITypeInfo **ti)
218 {
219     struct provideclassinfo *This = impl_from_IProvideClassInfo(iface);
220 
221     TRACE("(%p)->(%p)\n", This, ti);
222 
223     return get_typeinfo_of_guid(This->guid, ti);
224 }
225 
226 static const IProvideClassInfoVtbl provideclassinfovtbl = {
227     provideclassinfo_QueryInterface,
228     provideclassinfo_AddRef,
229     provideclassinfo_Release,
230     provideclassinfo_GetClassInfo
231 };
232 
233 void init_classinfo(const GUID *guid, IUnknown *outer, struct provideclassinfo *classinfo)
234 {
235     classinfo->IProvideClassInfo_iface.lpVtbl = &provideclassinfovtbl;
236     classinfo->outer = outer;
237     classinfo->guid = guid;
238 }
239 
240 BOOL WINAPI DllMain( HINSTANCE hinst, DWORD reason, LPVOID reserved )
241 {
242     TRACE("%p, %u, %p\n", hinst, reason, reserved);
243 
244     switch (reason)
245     {
246         case DLL_WINE_PREATTACH:
247             return FALSE;    /* prefer native version */
248         case DLL_PROCESS_ATTACH:
249             DisableThreadLibraryCalls( hinst );
250             scrrun_instance = hinst;
251             break;
252         case DLL_PROCESS_DETACH:
253             if (reserved) break;
254             release_typelib();
255             break;
256     }
257     return TRUE;
258 }
259 
260 /***********************************************************************
261  *      DllRegisterServer (scrrun.@)
262  */
263 HRESULT WINAPI DllRegisterServer(void)
264 {
265     TRACE("()\n");
266     return __wine_register_resources(scrrun_instance);
267 }
268 
269 /***********************************************************************
270  *      DllUnregisterServer (scrrun.@)
271  */
272 HRESULT WINAPI DllUnregisterServer(void)
273 {
274     TRACE("()\n");
275     return __wine_unregister_resources(scrrun_instance);
276 }
277 
278 /***********************************************************************
279  *      DllGetClassObject (scrrun.@)
280  */
281 
282 HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID* ppv)
283 {
284     if(IsEqualGUID(&CLSID_FileSystemObject, rclsid)) {
285         TRACE("(CLSID_FileSystemObject %s %p)\n", debugstr_guid(riid), ppv);
286         return IClassFactory_QueryInterface(&FileSystemFactory, riid, ppv);
287     }
288     else if(IsEqualGUID(&CLSID_Dictionary, rclsid)) {
289         TRACE("(CLSID_Dictionary %s %p)\n", debugstr_guid(riid), ppv);
290         return IClassFactory_QueryInterface(&DictionaryFactory, riid, ppv);
291     }
292 
293     FIXME("%s %s %p\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
294     return CLASS_E_CLASSNOTAVAILABLE;
295 }
296 
297 /***********************************************************************
298  *      DllCanUnloadNow (scrrun.@)
299  */
300 HRESULT WINAPI DllCanUnloadNow(void)
301 {
302     return S_FALSE;
303 }
304