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 inline struct provideclassinfo *impl_from_IProvideClassInfo(IProvideClassInfo *iface)
  32 {
  33     return CONTAINING_RECORD(iface, struct provideclassinfo, IProvideClassInfo_iface);
  34 }
  35
  36 static ITypeLib *typelib;
  37 static ITypeInfo *typeinfos[LAST_tid];
  38
  39 static REFIID tid_ids[] = {
  40     &IID_NULL,
  41     &IID_IWshCollection,
  42     &IID_IWshEnvironment,
  43     &IID_IWshExec,
  44     &IID_IWshShell3,
  45     &IID_IWshShortcut
  46 };
  47
  48 static HRESULT load_typelib(void)
  49 {
  50     HRESULT hres;
  51     ITypeLib *tl;
  52
  53     if(typelib)
  54         return S_OK;
  55
  56     hres = LoadRegTypeLib(&LIBID_IWshRuntimeLibrary, 1, 0, LOCALE_SYSTEM_DEFAULT, &tl);
  57     if(FAILED(hres)) {
  58         ERR("LoadRegTypeLib failed: %08x\n", hres);
  59         return hres;
  60     }
  61
  62     if(InterlockedCompareExchangePointer((void**)&typelib, tl, NULL))
  63         ITypeLib_Release(tl);
  64     return hres;
  65 }
  66
  67 static HRESULT get_typeinfo_of_guid(const GUID *guid, ITypeInfo **tinfo)
  68 {
  69     HRESULT hres;
  70
  71     if(FAILED(hres = load_typelib()))
  72         return hres;
  73
  74     return ITypeLib_GetTypeInfoOfGuid(typelib, guid, tinfo);
  75 }
  76
  77 HRESULT get_typeinfo(tid_t tid, ITypeInfo **typeinfo)
  78 {
  79     HRESULT hres;
  80
  81     if (FAILED(hres = load_typelib()))
  82         return hres;
  83
  84     if(!typeinfos[tid]) {
  85         ITypeInfo *ti;
  86
  87         hres = ITypeLib_GetTypeInfoOfGuid(typelib, tid_ids[tid], &ti);
  88         if(FAILED(hres)) {
  89             ERR("GetTypeInfoOfGuid(%s) failed: %08x\n", debugstr_guid(tid_ids[tid]), hres);
  90             return hres;
  91         }
  92
  93         if(InterlockedCompareExchangePointer((void**)(typeinfos+tid), ti, NULL))
  94             ITypeInfo_Release(ti);
  95     }
  96
  97     *typeinfo = typeinfos[tid];
  98     ITypeInfo_AddRef(*typeinfo);
  99     return S_OK;
 100 }
 101
 102 static
 103 void release_typelib(void)
 104 {
 105     unsigned i;
 106
 107     if(!typelib)
 108         return;
 109
 110     for(i=0; i < sizeof(typeinfos)/sizeof(*typeinfos); i++)
 111         if(typeinfos[i])
 112             ITypeInfo_Release(typeinfos[i]);
 113
 114     ITypeLib_Release(typelib);
 115 }
 116
 117 static HRESULT WINAPI provideclassinfo_QueryInterface(IProvideClassInfo *iface, REFIID riid, void **obj)
 118 {
 119     struct provideclassinfo *This = impl_from_IProvideClassInfo(iface);
 120
 121     TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), obj);
 122
 123     if (IsEqualIID(riid, &IID_IProvideClassInfo)) {
 124         *obj = iface;
 125         IProvideClassInfo_AddRef(iface);
 126         return S_OK;
 127     }
 128     else
 129         return IUnknown_QueryInterface(This->outer, riid, obj);
 130 }
 131
 132 static ULONG WINAPI provideclassinfo_AddRef(IProvideClassInfo *iface)
 133 {
 134     struct provideclassinfo *This = impl_from_IProvideClassInfo(iface);
 135     return IUnknown_AddRef(This->outer);
 136 }
 137
 138 static ULONG WINAPI provideclassinfo_Release(IProvideClassInfo *iface)
 139 {
 140     struct provideclassinfo *This = impl_from_IProvideClassInfo(iface);
 141     return IUnknown_Release(This->outer);
 142 }
 143
 144 static HRESULT WINAPI provideclassinfo_GetClassInfo(IProvideClassInfo *iface, ITypeInfo **ti)
 145 {
 146     struct provideclassinfo *This = impl_from_IProvideClassInfo(iface);
 147
 148     TRACE("(%p)->(%p)\n", This, ti);
 149
 150     return get_typeinfo_of_guid(This->guid, ti);
 151 }
 152
 153 static const IProvideClassInfoVtbl provideclassinfovtbl = {
 154     provideclassinfo_QueryInterface,
 155     provideclassinfo_AddRef,
 156     provideclassinfo_Release,
 157     provideclassinfo_GetClassInfo
 158 };
 159
 160 void init_classinfo(const GUID *guid, IUnknown *outer, struct provideclassinfo *classinfo)
 161 {
 162     classinfo->IProvideClassInfo_iface.lpVtbl = &provideclassinfovtbl;
 163     classinfo->outer = outer;
 164     classinfo->guid = guid;
 165 }
 166
 167 static HRESULT WINAPI ClassFactory_QueryInterface(IClassFactory *iface, REFIID riid, void **ppv)
 168 {
 169     *ppv = NULL;
 170
 171     if(IsEqualGUID(&IID_IUnknown, riid)) {
 172         TRACE("(%p)->(IID_IUnknown %p)\n", iface, ppv);
 173         *ppv = iface;
 174     }else if(IsEqualGUID(&IID_IClassFactory, riid)) {
 175         TRACE("(%p)->(IID_IClassFactory %p)\n", iface, ppv);
 176         *ppv = iface;
 177     }
 178
 179     if(*ppv) {
 180         IUnknown_AddRef((IUnknown*)*ppv);
 181         return S_OK;
 182     }
 183
 184     WARN("(%p)->(%s %p)\n", iface, debugstr_guid(riid), ppv);
 185     return E_NOINTERFACE;
 186 }
 187
 188 static ULONG WINAPI ClassFactory_AddRef(IClassFactory *iface)
 189 {
 190     TRACE("(%p)\n", iface);
 191     return 2;
 192 }
 193
 194 static ULONG WINAPI ClassFactory_Release(IClassFactory *iface)
 195 {
 196     TRACE("(%p)\n", iface);
 197     return 1;
 198 }
 199
 200 static HRESULT WINAPI ClassFactory_LockServer(IClassFactory *iface, BOOL fLock)
 201 {
 202     TRACE("(%p)->(%x)\n", iface, fLock);
 203     return S_OK;
 204 }
 205
 206 static const IClassFactoryVtbl WshShellFactoryVtbl = {
 207     ClassFactory_QueryInterface,
 208     ClassFactory_AddRef,
 209     ClassFactory_Release,
 210     WshShellFactory_CreateInstance,
 211     ClassFactory_LockServer
 212 };
 213
 214 static IClassFactory WshShellFactory = { &WshShellFactoryVtbl };
 215
 216 /******************************************************************
 217  *              DllMain (wshom.ocx.@)
 218  */
 219 BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpv)
 220 {
 221     TRACE("(%p %d %p)\n", hInstDLL, fdwReason, lpv);
 222
 223     switch(fdwReason)
 224     {
 225     case DLL_WINE_PREATTACH:
 226         return FALSE;  /* prefer native version */
 227     case DLL_PROCESS_ATTACH:
 228         wshom_instance = hInstDLL;
 229         DisableThreadLibraryCalls(wshom_instance);
 230         break;
 231     case DLL_PROCESS_DETACH:
 232         if (lpv) break;
 233         release_typelib();
 234         break;
 235     }
 236
 237     return TRUE;
 238 }
 239
 240 /***********************************************************************
 241  *              DllGetClassObject       (wshom.ocx.@)
 242  */
 243 HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID *ppv)
 244 {
 245     if(IsEqualGUID(&CLSID_WshShell, rclsid)) {
 246         TRACE("(CLSID_WshShell %s %p)\n", debugstr_guid(riid), ppv);
 247         return IClassFactory_QueryInterface(&WshShellFactory, riid, ppv);
 248     }
 249
 250     FIXME("%s %s %p\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
 251     return CLASS_E_CLASSNOTAVAILABLE;
 252 }
 253
 254 /***********************************************************************
 255  *          DllCanUnloadNow (wshom.ocx.@)
 256  */
 257 HRESULT WINAPI DllCanUnloadNow(void)
 258 {
 259     return S_FALSE;
 260 }
 261
 262 /***********************************************************************
 263  *          DllRegisterServer (wshom.ocx.@)
 264  */
 265 HRESULT WINAPI DllRegisterServer(void)
 266 {
 267     TRACE("()\n");
 268     return __wine_register_resources(wshom_instance);
 269 }
 270
 271 /***********************************************************************
 272  *          DllUnregisterServer (wshom.ocx.@)
 273  */
 274 HRESULT WINAPI DllUnregisterServer(void)
 275 {
 276     TRACE("()\n");
 277     return __wine_unregister_resources(wshom_instance);
 278 }