dlls/combase/roapi.c

   1 /*
   2  * Copyright 2014 Martin Storsjo
   3  * Copyright 2016 Michael Müller
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2.1 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  18  */
  19 #define COBJMACROS
  20 #include "objbase.h"
  21 #include "initguid.h"
  22 #include "roapi.h"
  23 #include "roparameterizediid.h"
  24 #include "roerrorapi.h"
  25 #include "winstring.h"
  26
  27 #include "wine/debug.h"
  28
  29 WINE_DEFAULT_DEBUG_CHANNEL(combase);
  30
  31 static const char *debugstr_hstring(HSTRING hstr)
  32 {
  33     const WCHAR *str;
  34     UINT32 len;
  35     if (hstr && !((ULONG_PTR)hstr >> 16)) return "(invalid)";
  36     str = WindowsGetStringRawBuffer(hstr, &len);
  37     return wine_dbgstr_wn(str, len);
  38 }
  39
  40 struct activatable_class_data
  41 {
  42     ULONG size;
  43     DWORD unk;
  44     DWORD module_len;
  45     DWORD module_offset;
  46     DWORD threading_model;
  47 };
  48
  49 static HRESULT get_library_for_classid(const WCHAR *classid, WCHAR **out)
  50 {
  51     ACTCTX_SECTION_KEYED_DATA data;
  52     HKEY hkey_root, hkey_class;
  53     DWORD type, size;
  54     HRESULT hr;
  55     WCHAR *buf = NULL;
  56
  57     *out = NULL;
  58
  59     /* search activation context first */
  60     data.cbSize = sizeof(data);
  61     if (FindActCtxSectionStringW(FIND_ACTCTX_SECTION_KEY_RETURN_HACTCTX, NULL,
  62             ACTIVATION_CONTEXT_SECTION_WINRT_ACTIVATABLE_CLASSES, classid, &data))
  63     {
  64         struct activatable_class_data *activatable_class = (struct activatable_class_data *)data.lpData;
  65         void *ptr = (BYTE *)data.lpSectionBase + activatable_class->module_offset;
  66         *out = wcsdup(ptr);
  67         return S_OK;
  68     }
  69
  70     /* load class registry key */
  71     if (RegOpenKeyExW(HKEY_LOCAL_MACHINE, L"Software\\Microsoft\\WindowsRuntime\\ActivatableClassId",
  72                       0, KEY_READ, &hkey_root))
  73         return REGDB_E_READREGDB;
  74     if (RegOpenKeyExW(hkey_root, classid, 0, KEY_READ, &hkey_class))
  75     {
  76         WARN("Class %s not found in registry\n", debugstr_w(classid));
  77         RegCloseKey(hkey_root);
  78         return REGDB_E_CLASSNOTREG;
  79     }
  80     RegCloseKey(hkey_root);
  81
  82     /* load (and expand) DllPath registry value */
  83     if (RegQueryValueExW(hkey_class, L"DllPath", NULL, &type, NULL, &size))
  84     {
  85         hr = REGDB_E_READREGDB;
  86         goto done;
  87     }
  88     if (type != REG_SZ && type != REG_EXPAND_SZ)
  89     {
  90         hr = REGDB_E_READREGDB;
  91         goto done;
  92     }
  93     if (!(buf = malloc(size)))
  94     {
  95         hr = E_OUTOFMEMORY;
  96         goto done;
  97     }
  98     if (RegQueryValueExW(hkey_class, L"DllPath", NULL, NULL, (BYTE *)buf, &size))
  99     {
 100         hr = REGDB_E_READREGDB;
 101         goto done;
 102     }
 103     if (type == REG_EXPAND_SZ)
 104     {
 105         WCHAR *expanded;
 106         DWORD len = ExpandEnvironmentStringsW(buf, NULL, 0);
 107         if (!(expanded = malloc(len * sizeof(WCHAR))))
 108         {
 109             hr = E_OUTOFMEMORY;
 110             goto done;
 111         }
 112         ExpandEnvironmentStringsW(buf, expanded, len);
 113         free(buf);
 114         buf = expanded;
 115     }
 116
 117     *out = buf;
 118     return S_OK;
 119
 120 done:
 121     free(buf);
 122     RegCloseKey(hkey_class);
 123     return hr;
 124 }
 125
 126
 127 /***********************************************************************
 128  *      RoInitialize (combase.@)
 129  */
 130 HRESULT WINAPI RoInitialize(RO_INIT_TYPE type)
 131 {
 132     switch (type) {
 133     case RO_INIT_SINGLETHREADED:
 134         return CoInitializeEx(NULL, COINIT_APARTMENTTHREADED);
 135     default:
 136         FIXME("type %d\n", type);
 137     case RO_INIT_MULTITHREADED:
 138         return CoInitializeEx(NULL, COINIT_MULTITHREADED);
 139     }
 140 }
 141
 142 /***********************************************************************
 143  *      RoUninitialize (combase.@)
 144  */
 145 void WINAPI RoUninitialize(void)
 146 {
 147     CoUninitialize();
 148 }
 149
 150 /***********************************************************************
 151  *      RoGetActivationFactory (combase.@)
 152  */
 153 HRESULT WINAPI RoGetActivationFactory(HSTRING classid, REFIID iid, void **class_factory)
 154 {
 155     PFNGETACTIVATIONFACTORY pDllGetActivationFactory;
 156     IActivationFactory *factory;
 157     WCHAR *library;
 158     HMODULE module;
 159     HRESULT hr;
 160
 161     FIXME("(%s, %s, %p): semi-stub\n", debugstr_hstring(classid), debugstr_guid(iid), class_factory);
 162
 163     if (!iid || !class_factory)
 164         return E_INVALIDARG;
 165
 166     hr = get_library_for_classid(WindowsGetStringRawBuffer(classid, NULL), &library);
 167     if (FAILED(hr))
 168     {
 169         ERR("Failed to find library for %s\n", debugstr_hstring(classid));
 170         return hr;
 171     }
 172
 173     if (!(module = LoadLibraryW(library)))
 174     {
 175         ERR("Failed to load module %s\n", debugstr_w(library));
 176         hr = HRESULT_FROM_WIN32(GetLastError());
 177         goto done;
 178     }
 179
 180     if (!(pDllGetActivationFactory = (void *)GetProcAddress(module, "DllGetActivationFactory")))
 181     {
 182         ERR("Module %s does not implement DllGetActivationFactory\n", debugstr_w(library));
 183         hr = E_FAIL;
 184         goto done;
 185     }
 186
 187     TRACE("Found library %s for class %s\n", debugstr_w(library), debugstr_hstring(classid));
 188
 189     hr = pDllGetActivationFactory(classid, &factory);
 190     if (SUCCEEDED(hr))
 191     {
 192         hr = IActivationFactory_QueryInterface(factory, iid, class_factory);
 193         if (SUCCEEDED(hr))
 194         {
 195             TRACE("Created interface %p\n", *class_factory);
 196             module = NULL;
 197         }
 198         IActivationFactory_Release(factory);
 199     }
 200
 201 done:
 202     free(library);
 203     if (module) FreeLibrary(module);
 204     return hr;
 205 }
 206
 207 /***********************************************************************
 208  *      RoGetParameterizedTypeInstanceIID (combase.@)
 209  */
 210 HRESULT WINAPI RoGetParameterizedTypeInstanceIID(UINT32 name_element_count, const WCHAR **name_elements,
 211                                                  const IRoMetaDataLocator *meta_data_locator, GUID *iid,
 212                                                  ROPARAMIIDHANDLE *hiid)
 213 {
 214     FIXME("stub: %d %p %p %p %p\n", name_element_count, name_elements, meta_data_locator, iid, hiid);
 215     if (iid) *iid = GUID_NULL;
 216     if (hiid) *hiid = INVALID_HANDLE_VALUE;
 217     return E_NOTIMPL;
 218 }
 219
 220 /***********************************************************************
 221  *      RoActivateInstance (combase.@)
 222  */
 223 HRESULT WINAPI RoActivateInstance(HSTRING classid, IInspectable **instance)
 224 {
 225     IActivationFactory *factory;
 226     HRESULT hr;
 227
 228     FIXME("(%p, %p): semi-stub\n", classid, instance);
 229
 230     hr = RoGetActivationFactory(classid, &IID_IActivationFactory, (void **)&factory);
 231     if (SUCCEEDED(hr))
 232     {
 233         hr = IActivationFactory_ActivateInstance(factory, instance);
 234         IActivationFactory_Release(factory);
 235     }
 236
 237     return hr;
 238 }
 239
 240 /***********************************************************************
 241  *      RoGetApartmentIdentifier (combase.@)
 242  */
 243 HRESULT WINAPI RoGetApartmentIdentifier(UINT64 *identifier)
 244 {
 245     FIXME("(%p): stub\n", identifier);
 246
 247     if (!identifier)
 248         return E_INVALIDARG;
 249
 250     *identifier = 0xdeadbeef;
 251     return S_OK;
 252 }
 253
 254 /***********************************************************************
 255  *      RoRegisterForApartmentShutdown (combase.@)
 256  */
 257 HRESULT WINAPI RoRegisterForApartmentShutdown(IApartmentShutdown *callback,
 258         UINT64 *identifier, APARTMENT_SHUTDOWN_REGISTRATION_COOKIE *cookie)
 259 {
 260     HRESULT hr;
 261
 262     FIXME("(%p, %p, %p): stub\n", callback, identifier, cookie);
 263
 264     hr = RoGetApartmentIdentifier(identifier);
 265     if (FAILED(hr))
 266         return hr;
 267
 268     if (cookie)
 269         *cookie = (void *)0xcafecafe;
 270     return S_OK;
 271 }
 272
 273 /***********************************************************************
 274  *      RoGetServerActivatableClasses (combase.@)
 275  */
 276 HRESULT WINAPI RoGetServerActivatableClasses(HSTRING name, HSTRING **classes, DWORD *count)
 277 {
 278     FIXME("(%p, %p, %p): stub\n", name, classes, count);
 279
 280     if (count)
 281         *count = 0;
 282     return S_OK;
 283 }
 284
 285 /***********************************************************************
 286  *      RoRegisterActivationFactories (combase.@)
 287  */
 288 HRESULT WINAPI RoRegisterActivationFactories(HSTRING *classes, PFNGETACTIVATIONFACTORY *callbacks,
 289                                              UINT32 count, RO_REGISTRATION_COOKIE *cookie)
 290 {
 291     FIXME("(%p, %p, %d, %p): stub\n", classes, callbacks, count, cookie);
 292
 293     return S_OK;
 294 }
 295
 296 /***********************************************************************
 297  *      GetRestrictedErrorInfo (combase.@)
 298  */
 299 HRESULT WINAPI GetRestrictedErrorInfo(IRestrictedErrorInfo **info)
 300 {
 301     FIXME( "(%p)\n", info );
 302     return E_NOTIMPL;
 303 }
 304
 305 /***********************************************************************
 306  *      RoOriginateLanguageException (combase.@)
 307  */
 308 BOOL WINAPI RoOriginateLanguageException(HRESULT error, HSTRING message, IUnknown *language_exception)
 309 {
 310     FIXME("%#lx, %s, %p: stub\n", error, debugstr_hstring(message), language_exception);
 311     return FALSE;
 312 }
 313
 314 /***********************************************************************
 315  *      RoOriginateError (combase.@)
 316  */
 317 BOOL WINAPI RoOriginateError(HRESULT error, HSTRING message)
 318 {
 319     FIXME("%#lx, %s: stub\n", error, debugstr_hstring(message));
 320     return FALSE;
 321 }
 322
 323 /***********************************************************************
 324  *      RoSetErrorReportingFlags (combase.@)
 325  */
 326 HRESULT WINAPI RoSetErrorReportingFlags(UINT32 flags)
 327 {
 328     FIXME("(%08x): stub\n", flags);
 329     return S_OK;
 330 }
 331
 332 /***********************************************************************
 333  *      CleanupTlsOleState (combase.@)
 334  */
 335 void WINAPI CleanupTlsOleState(void *unknown)
 336 {
 337     FIXME("(%p): stub\n", unknown);
 338 }
 339
 340 /***********************************************************************
 341  *      DllGetActivationFactory (combase.@)
 342  */
 343 HRESULT WINAPI DllGetActivationFactory(HSTRING classid, IActivationFactory **factory)
 344 {
 345     FIXME("(%s, %p): stub\n", debugstr_hstring(classid), factory);
 346
 347     return REGDB_E_CLASSNOTREG;
 348 }