dlls/wshom.ocx/wshom_main.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 #include "wshom_private.h"
  20
  21 #include "initguid.h"
  22 #include "wshom.h"
  23 #include "rpcproxy.h"
  24
  25 #include "wine/debug.h"
  26
  27 WINE_DEFAULT_DEBUG_CHANNEL(wshom);
  28
  29 static HINSTANCE wshom_instance;
  30
  31 static ITypeLib *typelib;
  32 static ITypeInfo *typeinfos[LAST_tid];
  33
  34 static REFIID tid_ids[] = {
  35     &IID_NULL,
  36     &IID_IWshShell3,
  37     &IID_IWshCollection,
  38     &IID_IWshShortcut
  39 };
  40
  41 static HRESULT load_typelib(void)
  42 {
  43     HRESULT hres;
  44     ITypeLib *tl;
  45
  46     hres = LoadRegTypeLib(&LIBID_IWshRuntimeLibrary, 1, 0, LOCALE_SYSTEM_DEFAULT, &tl);
  47     if(FAILED(hres)) {
  48         ERR("LoadRegTypeLib failed: %08x\n", hres);
  49         return hres;
  50     }
  51
  52     if(InterlockedCompareExchangePointer((void**)&typelib, tl, NULL))
  53         ITypeLib_Release(tl);
  54     return hres;
  55 }
  56
  57 HRESULT get_typeinfo(tid_t tid, ITypeInfo **typeinfo)
  58 {
  59     HRESULT hres;
  60
  61     if (!typelib)
  62         hres = load_typelib();
  63     if (!typelib)
  64         return hres;
  65
  66     if(!typeinfos[tid]) {
  67         ITypeInfo *ti;
  68
  69         hres = ITypeLib_GetTypeInfoOfGuid(typelib, tid_ids[tid], &ti);
  70         if(FAILED(hres)) {
  71             ERR("GetTypeInfoOfGuid(%s) failed: %08x\n", debugstr_guid(tid_ids[tid]), hres);
  72             return hres;
  73         }
  74
  75         if(InterlockedCompareExchangePointer((void**)(typeinfos+tid), ti, NULL))
  76             ITypeInfo_Release(ti);
  77     }
  78
  79     *typeinfo = typeinfos[tid];
  80     return S_OK;
  81 }
  82
  83 void release_typelib(void)
  84 {
  85     unsigned i;
  86
  87     if(!typelib)
  88         return;
  89
  90     for(i=0; i < sizeof(typeinfos)/sizeof(*typeinfos); i++)
  91         if(typeinfos[i])
  92             ITypeInfo_Release(typeinfos[i]);
  93
  94     ITypeLib_Release(typelib);
  95 }
  96
  97 static HRESULT WINAPI ClassFactory_QueryInterface(IClassFactory *iface, REFIID riid, void **ppv)
  98 {
  99     *ppv = NULL;
 100
 101     if(IsEqualGUID(&IID_IUnknown, riid)) {
 102         TRACE("(%p)->(IID_IUnknown %p)\n", iface, ppv);
 103         *ppv = iface;
 104     }else if(IsEqualGUID(&IID_IClassFactory, riid)) {
 105         TRACE("(%p)->(IID_IClassFactory %p)\n", iface, ppv);
 106         *ppv = iface;
 107     }
 108
 109     if(*ppv) {
 110         IUnknown_AddRef((IUnknown*)*ppv);
 111         return S_OK;
 112     }
 113
 114     FIXME("(%p)->(%s %p)\n", iface, debugstr_guid(riid), ppv);
 115     return E_NOINTERFACE;
 116 }
 117
 118 static ULONG WINAPI ClassFactory_AddRef(IClassFactory *iface)
 119 {
 120     TRACE("(%p)\n", iface);
 121     return 2;
 122 }
 123
 124 static ULONG WINAPI ClassFactory_Release(IClassFactory *iface)
 125 {
 126     TRACE("(%p)\n", iface);
 127     return 1;
 128 }
 129
 130 static HRESULT WINAPI ClassFactory_LockServer(IClassFactory *iface, BOOL fLock)
 131 {
 132     TRACE("(%p)->(%x)\n", iface, fLock);
 133     return S_OK;
 134 }
 135
 136 static const IClassFactoryVtbl WshShellFactoryVtbl = {
 137     ClassFactory_QueryInterface,
 138     ClassFactory_AddRef,
 139     ClassFactory_Release,
 140     WshShellFactory_CreateInstance,
 141     ClassFactory_LockServer
 142 };
 143
 144 static IClassFactory WshShellFactory = { &WshShellFactoryVtbl };
 145
 146 /******************************************************************
 147  *              DllMain (wshom.ocx.@)
 148  */
 149 BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpv)
 150 {
 151     TRACE("(%p %d %p)\n", hInstDLL, fdwReason, lpv);
 152
 153     switch(fdwReason)
 154     {
 155     case DLL_WINE_PREATTACH:
 156         return FALSE;  /* prefer native version */
 157     case DLL_PROCESS_ATTACH:
 158         wshom_instance = hInstDLL;
 159         DisableThreadLibraryCalls(wshom_instance);
 160         break;
 161     case DLL_PROCESS_DETACH:
 162         release_typelib();
 163         break;
 164     }
 165
 166     return TRUE;
 167 }
 168
 169 /***********************************************************************
 170  *              DllGetClassObject       (wshom.ocx.@)
 171  */
 172 HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID *ppv)
 173 {
 174     if(IsEqualGUID(&CLSID_WshShell, rclsid)) {
 175         TRACE("(CLSID_WshShell %s %p)\n", debugstr_guid(riid), ppv);
 176         return IClassFactory_QueryInterface(&WshShellFactory, riid, ppv);
 177     }
 178
 179     FIXME("%s %s %p\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
 180     return CLASS_E_CLASSNOTAVAILABLE;
 181 }
 182
 183 /***********************************************************************
 184  *          DllCanUnloadNow (wshom.ocx.@)
 185  */
 186 HRESULT WINAPI DllCanUnloadNow(void)
 187 {
 188     return S_FALSE;
 189 }
 190
 191 /***********************************************************************
 192  *          DllRegisterServer (wshom.ocx.@)
 193  */
 194 HRESULT WINAPI DllRegisterServer(void)
 195 {
 196     TRACE("()\n");
 197     return __wine_register_resources(wshom_instance);
 198 }
 199
 200 /***********************************************************************
 201  *          DllUnregisterServer (wshom.ocx.@)
 202  */
 203 HRESULT WINAPI DllUnregisterServer(void)
 204 {
 205     TRACE("()\n");
 206     return __wine_unregister_resources(wshom_instance);
 207 }