dlls/devenum/devenum_main.c

   1 /*
   2  *      exported dll functions for devenum.dll
   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 LONG dll_refs;
  29 HINSTANCE DEVENUM_hInstance;
  30
  31 typedef struct
  32 {
  33     REFCLSID clsid;
  34     LPCWSTR friendly_name;
  35     BOOL instance;
  36 } register_info;
  37
  38 static void DEVENUM_RegisterQuartz(void);
  39
  40 /***********************************************************************
  41  *              Global string constant definitions
  42  */
  43 const WCHAR clsid_keyname[6] = { 'C', 'L', 'S', 'I', 'D', 0 };
  44
  45 /***********************************************************************
  46  *              DllEntryPoint
  47  */
  48 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID fImpLoad)
  49 {
  50     TRACE("%p 0x%x %p\n", hinstDLL, fdwReason, fImpLoad);
  51
  52     switch(fdwReason) {
  53     case DLL_PROCESS_ATTACH:
  54         DEVENUM_hInstance = hinstDLL;
  55         DisableThreadLibraryCalls(hinstDLL);
  56         break;
  57
  58     case DLL_PROCESS_DETACH:
  59         DEVENUM_hInstance = 0;
  60         break;
  61     }
  62     return TRUE;
  63 }
  64
  65 /***********************************************************************
  66  *              DllGetClassObject (DEVENUM.@)
  67  */
  68 HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID iid, LPVOID *ppv)
  69 {
  70     TRACE("(%s, %s, %p)\n", debugstr_guid(rclsid), debugstr_guid(iid), ppv);
  71
  72     *ppv = NULL;
  73
  74     /* FIXME: we should really have two class factories.
  75      * Oh well - works just fine as it is */
  76     if (IsEqualGUID(rclsid, &CLSID_SystemDeviceEnum) ||
  77         IsEqualGUID(rclsid, &CLSID_CDeviceMoniker))
  78         return IClassFactory_QueryInterface((IClassFactory*)&DEVENUM_ClassFactory, iid, ppv);
  79
  80     FIXME("CLSID: %s, IID: %s\n", debugstr_guid(rclsid), debugstr_guid(iid));
  81     return CLASS_E_CLASSNOTAVAILABLE;
  82 }
  83
  84 /***********************************************************************
  85  *              DllCanUnloadNow (DEVENUM.@)
  86  */
  87 HRESULT WINAPI DllCanUnloadNow(void)
  88 {
  89     return dll_refs != 0 ? S_FALSE : S_OK;
  90 }
  91
  92 /***********************************************************************
  93  *              DllRegisterServer (DEVENUM.@)
  94  */
  95 HRESULT WINAPI DllRegisterServer(void)
  96 {
  97     HRESULT res;
  98     IFilterMapper2 * pMapper = NULL;
  99     LPVOID mapvptr;
 100
 101     TRACE("\n");
 102
 103     res = __wine_register_resources( DEVENUM_hInstance, NULL );
 104
 105     /* Quartz is needed for IFilterMapper2 */
 106     DEVENUM_RegisterQuartz();
 107
 108 /*** ActiveMovieFilter Categories ***/
 109
 110     CoInitialize(NULL);
 111
 112     res = CoCreateInstance(&CLSID_FilterMapper2, NULL, CLSCTX_INPROC,
 113                            &IID_IFilterMapper2,  &mapvptr);
 114     if (SUCCEEDED(res))
 115     {
 116         static const WCHAR friendlyvidcap[] = {'V','i','d','e','o',' ','C','a','p','t','u','r','e',' ','S','o','u','r','c','e','s',0};
 117         static const WCHAR friendlydshow[] = {'D','i','r','e','c','t','S','h','o','w',' ','F','i','l','t','e','r','s',0};
 118         static const WCHAR friendlyvidcomp[] = {'V','i','d','e','o',' ','C','o','m','p','r','e','s','s','o','r','s',0};
 119         static const WCHAR friendlyaudcap[] = {'A','u','d','i','o',' ','C','a','p','t','u','r','e',' ','S','o','u','r','c','e','s',0};
 120         static const WCHAR friendlyaudcomp[] = {'A','u','d','i','o',' ','C','o','m','p','r','e','s','s','o','r','s',0};
 121         static const WCHAR friendlyaudrend[] = {'A','u','d','i','o',' ','R','e','n','d','e','r','e','r','s',0};
 122         static const WCHAR friendlymidirend[] = {'M','i','d','i',' ','R','e','n','d','e','r','e','r','s',0};
 123         static const WCHAR friendlyextrend[] = {'E','x','t','e','r','n','a','l',' ','R','e','n','d','e','r','e','r','s',0};
 124         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};
 125
 126         pMapper = mapvptr;
 127
 128         IFilterMapper2_CreateCategory(pMapper, &CLSID_VideoInputDeviceCategory, MERIT_DO_NOT_USE, friendlyvidcap);
 129         IFilterMapper2_CreateCategory(pMapper, &CLSID_LegacyAmFilterCategory, MERIT_NORMAL, friendlydshow);
 130         IFilterMapper2_CreateCategory(pMapper, &CLSID_VideoCompressorCategory, MERIT_DO_NOT_USE, friendlyvidcomp);
 131         IFilterMapper2_CreateCategory(pMapper, &CLSID_AudioInputDeviceCategory, MERIT_DO_NOT_USE, friendlyaudcap);
 132         IFilterMapper2_CreateCategory(pMapper, &CLSID_AudioCompressorCategory, MERIT_DO_NOT_USE, friendlyaudcomp);
 133         IFilterMapper2_CreateCategory(pMapper, &CLSID_AudioRendererCategory, MERIT_NORMAL, friendlyaudrend);
 134         IFilterMapper2_CreateCategory(pMapper, &CLSID_MidiRendererCategory, MERIT_NORMAL, friendlymidirend);
 135         IFilterMapper2_CreateCategory(pMapper, &CLSID_TransmitCategory, MERIT_DO_NOT_USE, friendlyextrend);
 136         IFilterMapper2_CreateCategory(pMapper, &CLSID_DeviceControlCategory, MERIT_DO_NOT_USE, friendlydevctrl);
 137
 138         IFilterMapper2_Release(pMapper);
 139     }
 140
 141     CoUninitialize();
 142
 143     return res;
 144 }
 145
 146 /***********************************************************************
 147  *              DllUnregisterServer (DEVENUM.@)
 148  */
 149 HRESULT WINAPI DllUnregisterServer(void)
 150 {
 151     FIXME("stub!\n");
 152     return __wine_unregister_resources( DEVENUM_hInstance, NULL );
 153 }
 154
 155 typedef HRESULT (WINAPI *DllRegisterServer_func)(void);
 156
 157 /* calls DllRegisterServer() for the Quartz DLL */
 158 static void DEVENUM_RegisterQuartz(void)
 159 {
 160     HANDLE hDLL = LoadLibraryA("quartz.dll");
 161     DllRegisterServer_func pDllRegisterServer = NULL;
 162     if (hDLL)
 163         pDllRegisterServer = (DllRegisterServer_func)GetProcAddress(hDLL, "DllRegisterServer");
 164     if (pDllRegisterServer)
 165     {
 166         HRESULT hr = pDllRegisterServer();
 167         if (FAILED(hr))
 168             ERR("Failed to register Quartz. Error was 0x%x)\n", hr);
 169     }
 170 }