1 /*
2 * Device Enumeration
3 *
4 * Copyright (C) 2002 John K. Hohm
5 * Copyright (C) 2002 Robert Shearman
6 *
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
11 *
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
20 */
21
22 #include "devenum_private.h"
23 #include "rpcproxy.h"
24 #include "wine/debug.h"
25
26 WINE_DEFAULT_DEBUG_CHANNEL(devenum);
27
28 DECLSPEC_HIDDEN LONG dll_refs;
29 static HINSTANCE devenum_instance;
30
31 #ifdef __REACTOS__
32 static void DEVENUM_RegisterQuartz(void);
33 #endif
34
35 /***********************************************************************
36 * DllEntryPoint
37 */
DllMain(HINSTANCE hinstDLL,DWORD fdwReason,LPVOID fImpLoad)38 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID fImpLoad)
39 {
40 TRACE("%p 0x%x %p\n", hinstDLL, fdwReason, fImpLoad);
41
42 switch(fdwReason) {
43 case DLL_PROCESS_ATTACH:
44 devenum_instance = hinstDLL;
45 DisableThreadLibraryCalls(hinstDLL);
46 break;
47 }
48 return TRUE;
49 }
50
51 struct class_factory
52 {
53 IClassFactory IClassFactory_iface;
54 IUnknown *obj;
55 };
56
impl_from_IClassFactory(IClassFactory * iface)57 static inline struct class_factory *impl_from_IClassFactory( IClassFactory *iface )
58 {
59 return CONTAINING_RECORD( iface, struct class_factory, IClassFactory_iface );
60 }
61
ClassFactory_QueryInterface(IClassFactory * iface,REFIID iid,void ** obj)62 static HRESULT WINAPI ClassFactory_QueryInterface(IClassFactory *iface, REFIID iid, void **obj)
63 {
64 TRACE("(%p, %s, %p)\n", iface, debugstr_guid(iid), obj);
65
66 if (IsEqualGUID(iid, &IID_IUnknown) || IsEqualGUID(iid, &IID_IClassFactory))
67 {
68 IClassFactory_AddRef(iface);
69 *obj = iface;
70 return S_OK;
71 }
72
73 *obj = NULL;
74 WARN("no interface for %s\n", debugstr_guid(iid));
75 return E_NOINTERFACE;
76 }
77
ClassFactory_AddRef(IClassFactory * iface)78 static ULONG WINAPI ClassFactory_AddRef(IClassFactory *iface)
79 {
80 DEVENUM_LockModule();
81 return 2;
82 }
83
ClassFactory_Release(IClassFactory * iface)84 static ULONG WINAPI ClassFactory_Release(IClassFactory *iface)
85 {
86 DEVENUM_UnlockModule();
87 return 1;
88 }
89
ClassFactory_CreateInstance(IClassFactory * iface,IUnknown * outer,REFIID iid,void ** obj)90 static HRESULT WINAPI ClassFactory_CreateInstance(IClassFactory *iface,
91 IUnknown *outer, REFIID iid, void **obj)
92 {
93 struct class_factory *This = impl_from_IClassFactory( iface );
94
95 TRACE("(%p, %s, %p)\n", outer, debugstr_guid(iid), obj);
96
97 if (!obj) return E_POINTER;
98
99 if (outer) return CLASS_E_NOAGGREGATION;
100
101 return IUnknown_QueryInterface(This->obj, iid, obj);
102 }
103
ClassFactory_LockServer(IClassFactory * iface,BOOL lock)104 static HRESULT WINAPI ClassFactory_LockServer(IClassFactory *iface, BOOL lock)
105 {
106 if (lock)
107 DEVENUM_LockModule();
108 else
109 DEVENUM_UnlockModule();
110 return S_OK;
111 }
112
113 static const IClassFactoryVtbl ClassFactory_vtbl = {
114 ClassFactory_QueryInterface,
115 ClassFactory_AddRef,
116 ClassFactory_Release,
117 ClassFactory_CreateInstance,
118 ClassFactory_LockServer
119 };
120
121 static struct class_factory create_devenum_cf = { { &ClassFactory_vtbl }, (IUnknown *)&DEVENUM_CreateDevEnum };
122 static struct class_factory device_moniker_cf = { { &ClassFactory_vtbl }, (IUnknown *)&DEVENUM_ParseDisplayName };
123
124 /***********************************************************************
125 * DllGetClassObject (DEVENUM.@)
126 */
DllGetClassObject(REFCLSID clsid,REFIID iid,void ** obj)127 HRESULT WINAPI DllGetClassObject(REFCLSID clsid, REFIID iid, void **obj)
128 {
129 TRACE("(%s, %s, %p)\n", debugstr_guid(clsid), debugstr_guid(iid), obj);
130
131 *obj = NULL;
132
133 if (IsEqualGUID(clsid, &CLSID_SystemDeviceEnum))
134 return IClassFactory_QueryInterface(&create_devenum_cf.IClassFactory_iface, iid, obj);
135 else if (IsEqualGUID(clsid, &CLSID_CDeviceMoniker))
136 return IClassFactory_QueryInterface(&device_moniker_cf.IClassFactory_iface, iid, obj);
137
138 FIXME("class %s not available\n", debugstr_guid(clsid));
139 return CLASS_E_CLASSNOTAVAILABLE;
140 }
141
142 /***********************************************************************
143 * DllCanUnloadNow (DEVENUM.@)
144 */
DllCanUnloadNow(void)145 HRESULT WINAPI DllCanUnloadNow(void)
146 {
147 return dll_refs != 0 ? S_FALSE : S_OK;
148 }
149
150 /***********************************************************************
151 * DllRegisterServer (DEVENUM.@)
152 */
DllRegisterServer(void)153 HRESULT WINAPI DllRegisterServer(void)
154 {
155 HRESULT res;
156 IFilterMapper2 * pMapper = NULL;
157 LPVOID mapvptr;
158
159 TRACE("\n");
160
161 res = __wine_register_resources( devenum_instance );
162 if (FAILED(res))
163 return res;
164
165 #ifdef __REACTOS__
166 /* Quartz is needed for IFilterMapper2 */
167 DEVENUM_RegisterQuartz();
168 #endif
169
170 /*** ActiveMovieFilter Categories ***/
171
172 CoInitialize(NULL);
173
174 res = CoCreateInstance(&CLSID_FilterMapper2, NULL, CLSCTX_INPROC,
175 &IID_IFilterMapper2, &mapvptr);
176 if (SUCCEEDED(res))
177 {
178 static const WCHAR friendlyvidcap[] = {'V','i','d','e','o',' ','C','a','p','t','u','r','e',' ','S','o','u','r','c','e','s',0};
179 static const WCHAR friendlydshow[] = {'D','i','r','e','c','t','S','h','o','w',' ','F','i','l','t','e','r','s',0};
180 static const WCHAR friendlyvidcomp[] = {'V','i','d','e','o',' ','C','o','m','p','r','e','s','s','o','r','s',0};
181 static const WCHAR friendlyaudcap[] = {'A','u','d','i','o',' ','C','a','p','t','u','r','e',' ','S','o','u','r','c','e','s',0};
182 static const WCHAR friendlyaudcomp[] = {'A','u','d','i','o',' ','C','o','m','p','r','e','s','s','o','r','s',0};
183 static const WCHAR friendlyaudrend[] = {'A','u','d','i','o',' ','R','e','n','d','e','r','e','r','s',0};
184 static const WCHAR friendlymidirend[] = {'M','i','d','i',' ','R','e','n','d','e','r','e','r','s',0};
185 static const WCHAR friendlyextrend[] = {'E','x','t','e','r','n','a','l',' ','R','e','n','d','e','r','e','r','s',0};
186 static const WCHAR friendlydevctrl[] = {'D','e','v','i','c','e',' ','C','o','n','t','r','o','l',' ','F','i','l','t','e','r','s',0};
187
188 pMapper = mapvptr;
189
190 IFilterMapper2_CreateCategory(pMapper, &CLSID_VideoInputDeviceCategory, MERIT_DO_NOT_USE, friendlyvidcap);
191 IFilterMapper2_CreateCategory(pMapper, &CLSID_LegacyAmFilterCategory, MERIT_NORMAL, friendlydshow);
192 IFilterMapper2_CreateCategory(pMapper, &CLSID_VideoCompressorCategory, MERIT_DO_NOT_USE, friendlyvidcomp);
193 IFilterMapper2_CreateCategory(pMapper, &CLSID_AudioInputDeviceCategory, MERIT_DO_NOT_USE, friendlyaudcap);
194 IFilterMapper2_CreateCategory(pMapper, &CLSID_AudioCompressorCategory, MERIT_DO_NOT_USE, friendlyaudcomp);
195 IFilterMapper2_CreateCategory(pMapper, &CLSID_AudioRendererCategory, MERIT_NORMAL, friendlyaudrend);
196 IFilterMapper2_CreateCategory(pMapper, &CLSID_MidiRendererCategory, MERIT_NORMAL, friendlymidirend);
197 IFilterMapper2_CreateCategory(pMapper, &CLSID_TransmitCategory, MERIT_DO_NOT_USE, friendlyextrend);
198 IFilterMapper2_CreateCategory(pMapper, &CLSID_DeviceControlCategory, MERIT_DO_NOT_USE, friendlydevctrl);
199
200 IFilterMapper2_Release(pMapper);
201 }
202
203 CoUninitialize();
204
205 return res;
206 }
207
208 /***********************************************************************
209 * DllUnregisterServer (DEVENUM.@)
210 */
DllUnregisterServer(void)211 HRESULT WINAPI DllUnregisterServer(void)
212 {
213 FIXME("stub!\n");
214 return __wine_unregister_resources( devenum_instance );
215 }
216
217 #ifdef __REACTOS__
218
219 typedef HRESULT (WINAPI *DllRegisterServer_func)(void);
220
221 /* calls DllRegisterServer() for the Quartz DLL */
DEVENUM_RegisterQuartz(void)222 static void DEVENUM_RegisterQuartz(void)
223 {
224 HANDLE hDLL = LoadLibraryA("quartz.dll");
225 DllRegisterServer_func pDllRegisterServer = NULL;
226 if (hDLL)
227 pDllRegisterServer = (DllRegisterServer_func)GetProcAddress(hDLL, "DllRegisterServer");
228 if (pDllRegisterServer)
229 {
230 HRESULT hr = pDllRegisterServer();
231 if (FAILED(hr))
232 ERR("Failed to register Quartz. Error was 0x%x)\n", hr);
233 }
234 }
235
236 #endif
237