dlls/wmiutils/main.c

   1 /*
   2  * Copyright 2009 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
  19 #include "config.h"
  20 #include <stdarg.h>
  21
  22 #define COBJMACROS
  23
  24 #include "windef.h"
  25 #include "winbase.h"
  26 #include "winuser.h"
  27 #include "objbase.h"
  28 #include "wbemcli.h"
  29 #include "rpcproxy.h"
  30
  31 #include "wine/debug.h"
  32 #include "wmiutils_private.h"
  33
  34 WINE_DEFAULT_DEBUG_CHANNEL(wmiutils);
  35
  36 static HINSTANCE instance;
  37
  38 typedef HRESULT (*fnCreateInstance)( IUnknown *pUnkOuter, LPVOID *ppObj );
  39
  40 typedef struct
  41 {
  42     IClassFactory IClassFactory_iface;
  43     fnCreateInstance pfnCreateInstance;
  44 } wmiutils_cf;
  45
  46 static inline wmiutils_cf *impl_from_IClassFactory( IClassFactory *iface )
  47 {
  48     return CONTAINING_RECORD(iface, wmiutils_cf, IClassFactory_iface);
  49 }
  50
  51 static HRESULT WINAPI wmiutils_cf_QueryInterface( IClassFactory *iface, REFIID riid, LPVOID *ppobj )
  52 {
  53     if (IsEqualGUID(riid, &IID_IUnknown) ||
  54         IsEqualGUID(riid, &IID_IClassFactory))
  55     {
  56         IClassFactory_AddRef( iface );
  57         *ppobj = iface;
  58         return S_OK;
  59     }
  60     FIXME("interface %s not implemented\n", debugstr_guid(riid));
  61     return E_NOINTERFACE;
  62 }
  63
  64 static ULONG WINAPI wmiutils_cf_AddRef( IClassFactory *iface )
  65 {
  66     return 2;
  67 }
  68
  69 static ULONG WINAPI wmiutils_cf_Release( IClassFactory *iface )
  70 {
  71     return 1;
  72 }
  73
  74 static HRESULT WINAPI wmiutils_cf_CreateInstance( IClassFactory *iface, LPUNKNOWN pOuter,
  75                                                   REFIID riid, LPVOID *ppobj )
  76 {
  77     wmiutils_cf *This = impl_from_IClassFactory( iface );
  78     HRESULT r;
  79     IUnknown *punk;
  80
  81     TRACE("%p %s %p\n", pOuter, debugstr_guid(riid), ppobj);
  82
  83     *ppobj = NULL;
  84
  85     if (pOuter)
  86         return CLASS_E_NOAGGREGATION;
  87
  88     r = This->pfnCreateInstance( pOuter, (LPVOID *)&punk );
  89     if (FAILED(r))
  90         return r;
  91
  92     r = IUnknown_QueryInterface( punk, riid, ppobj );
  93     if (FAILED(r))
  94         return r;
  95
  96     IUnknown_Release( punk );
  97     return r;
  98 }
  99
 100 static HRESULT WINAPI wmiutils_cf_LockServer( IClassFactory *iface, BOOL dolock )
 101 {
 102     FIXME("(%p)->(%d)\n", iface, dolock);
 103     return S_OK;
 104 }
 105
 106 static const struct IClassFactoryVtbl wmiutils_cf_vtbl =
 107 {
 108     wmiutils_cf_QueryInterface,
 109     wmiutils_cf_AddRef,
 110     wmiutils_cf_Release,
 111     wmiutils_cf_CreateInstance,
 112     wmiutils_cf_LockServer
 113 };
 114
 115 static wmiutils_cf status_code_cf = { { &wmiutils_cf_vtbl }, WbemStatusCodeText_create };
 116
 117 BOOL WINAPI DllMain( HINSTANCE hinst, DWORD reason, LPVOID lpv )
 118 {
 119     switch(reason)
 120     {
 121     case DLL_WINE_PREATTACH:
 122         return FALSE;  /* prefer native version */
 123     case DLL_PROCESS_ATTACH:
 124         instance = hinst;
 125         DisableThreadLibraryCalls( hinst );
 126         break;
 127     case DLL_PROCESS_DETACH:
 128         break;
 129     }
 130     return TRUE;
 131 }
 132
 133 HRESULT WINAPI DllGetClassObject( REFCLSID rclsid, REFIID iid, LPVOID *ppv )
 134 {
 135     IClassFactory *cf = NULL;
 136
 137     TRACE("%s %s %p\n", debugstr_guid(rclsid), debugstr_guid(iid), ppv);
 138
 139     if (IsEqualGUID( rclsid, &CLSID_WbemStatusCode ))
 140     {
 141        cf = &status_code_cf.IClassFactory_iface;
 142     }
 143     if (!cf) return CLASS_E_CLASSNOTAVAILABLE;
 144     return IClassFactory_QueryInterface( cf, iid, ppv );
 145 }
 146
 147 /***********************************************************************
 148  *              DllCanUnloadNow (WMIUTILS.@)
 149  */
 150 HRESULT WINAPI DllCanUnloadNow( void )
 151 {
 152     return S_FALSE;
 153 }
 154
 155 /***********************************************************************
 156  *              DllRegisterServer (WMIUTILS.@)
 157  */
 158 HRESULT WINAPI DllRegisterServer(void)
 159 {
 160     return __wine_register_resources( instance, NULL );
 161 }
 162
 163 /***********************************************************************
 164  *              DllUnregisterServer (WMIUTILS.@)
 165  */
 166 HRESULT WINAPI DllUnregisterServer(void)
 167 {
 168     return __wine_unregister_resources( instance, NULL );
 169 }