git.oblomov.eu Git - wine/blob - dlls/dxdiagn/provider.c

   1 /*
   2  * IDxDiagProvider Implementation
   3  *
   4  * Copyright 2004-2005 Raphael Junqueira
   5  * Copyright 2010 Andrew Nguyen
   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
  23 #include "config.h"
  24
  25 #define COBJMACROS
  26 #define NONAMELESSUNION
  27 #define NONAMELESSSTRUCT
  28 #include "dxdiag_private.h"
  29 #include "wine/unicode.h"
  30 #include "winver.h"
  31 #include "objidl.h"
  32 #include "dshow.h"
  33 #include "vfw.h"
  34 #include "mmddk.h"
  35 #include "ddraw.h"
  36 #include "d3d9.h"
  37 #include "strmif.h"
  38 #include "initguid.h"
  39 #include "fil_data.h"
  40 #include "psapi.h"
  41
  42 #include "wine/debug.h"
  43
  44 WINE_DEFAULT_DEBUG_CHANNEL(dxdiag);
  45
  46 static const WCHAR szEmpty[] = {0};
  47
  48 static HRESULT build_information_tree(IDxDiagContainerImpl_Container **pinfo_root);
  49 static void free_information_tree(IDxDiagContainerImpl_Container *node);
  50
  51 static const WCHAR szDescription[] = {'s','z','D','e','s','c','r','i','p','t','i','o','n',0};
  52 static const WCHAR szDeviceName[] = {'s','z','D','e','v','i','c','e','N','a','m','e',0};
  53 static const WCHAR szKeyDeviceID[] = {'s','z','K','e','y','D','e','v','i','c','e','I','D',0};
  54 static const WCHAR szKeyDeviceKey[] = {'s','z','K','e','y','D','e','v','i','c','e','K','e','y',0};
  55 static const WCHAR szVendorId[] = {'s','z','V','e','n','d','o','r','I','d',0};
  56 static const WCHAR szDeviceId[] = {'s','z','D','e','v','i','c','e','I','d',0};
  57 static const WCHAR szDeviceIdentifier[] = {'s','z','D','e','v','i','c','e','I','d','e','n','t','i','f','i','e','r',0};
  58 static const WCHAR dwWidth[] = {'d','w','W','i','d','t','h',0};
  59 static const WCHAR dwHeight[] = {'d','w','H','e','i','g','h','t',0};
  60 static const WCHAR dwBpp[] = {'d','w','B','p','p',0};
  61 static const WCHAR szDisplayMemoryLocalized[] = {'s','z','D','i','s','p','l','a','y','M','e','m','o','r','y','L','o','c','a','l','i','z','e','d',0};
  62 static const WCHAR szDisplayMemoryEnglish[] = {'s','z','D','i','s','p','l','a','y','M','e','m','o','r','y','E','n','g','l','i','s','h',0};
  63 static const WCHAR szDriverName[] = {'s','z','D','r','i','v','e','r','N','a','m','e',0};
  64 static const WCHAR szDriverVersion[] = {'s','z','D','r','i','v','e','r','V','e','r','s','i','o','n',0};
  65 static const WCHAR szSubSysId[] = {'s','z','S','u','b','S','y','s','I','d',0};
  66 static const WCHAR szRevisionId[] = {'s','z','R','e','v','i','s','i','o','n','I','d',0};
  67 static const WCHAR dwRefreshRate[] = {'d','w','R','e','f','r','e','s','h','R','a','t','e',0};
  68 static const WCHAR szManufacturer[] = {'s','z','M','a','n','u','f','a','c','t','u','r','e','r',0};
  69
  70 /* IDxDiagProvider IUnknown parts follow: */
  71 static HRESULT WINAPI IDxDiagProviderImpl_QueryInterface(PDXDIAGPROVIDER iface, REFIID riid, LPVOID *ppobj)
  72 {
  73     IDxDiagProviderImpl *This = (IDxDiagProviderImpl *)iface;
  74
  75     if (!ppobj) return E_INVALIDARG;
  76
  77     if (IsEqualGUID(riid, &IID_IUnknown)
  78         || IsEqualGUID(riid, &IID_IDxDiagProvider)) {
  79         IUnknown_AddRef(iface);
  80         *ppobj = This;
  81         return S_OK;
  82     }
  83
  84     WARN("(%p)->(%s,%p),not found\n",This,debugstr_guid(riid),ppobj);
  85     *ppobj = NULL;
  86     return E_NOINTERFACE;
  87 }
  88
  89 static ULONG WINAPI IDxDiagProviderImpl_AddRef(PDXDIAGPROVIDER iface) {
  90     IDxDiagProviderImpl *This = (IDxDiagProviderImpl *)iface;
  91     ULONG refCount = InterlockedIncrement(&This->ref);
  92
  93     TRACE("(%p)->(ref before=%u)\n", This, refCount - 1);
  94
  95     DXDIAGN_LockModule();
  96
  97     return refCount;
  98 }
  99
 100 static ULONG WINAPI IDxDiagProviderImpl_Release(PDXDIAGPROVIDER iface) {
 101     IDxDiagProviderImpl *This = (IDxDiagProviderImpl *)iface;
 102     ULONG refCount = InterlockedDecrement(&This->ref);
 103
 104     TRACE("(%p)->(ref before=%u)\n", This, refCount + 1);
 105
 106     if (!refCount) {
 107         free_information_tree(This->info_root);
 108         HeapFree(GetProcessHeap(), 0, This);
 109     }
 110
 111     DXDIAGN_UnlockModule();
 112
 113     return refCount;
 114 }
 115
 116 /* IDxDiagProvider Interface follow: */
 117 static HRESULT WINAPI IDxDiagProviderImpl_Initialize(PDXDIAGPROVIDER iface, DXDIAG_INIT_PARAMS* pParams) {
 118     IDxDiagProviderImpl *This = (IDxDiagProviderImpl *)iface;
 119     HRESULT hr;
 120
 121     TRACE("(%p,%p)\n", iface, pParams);
 122
 123     if (NULL == pParams) {
 124       return E_POINTER;
 125     }
 126     if (pParams->dwSize != sizeof(DXDIAG_INIT_PARAMS) ||
 127         pParams->dwDxDiagHeaderVersion != DXDIAG_DX9_SDK_VERSION) {
 128       return E_INVALIDARG;
 129     }
 130
 131     if (!This->info_root)
 132     {
 133         hr = build_information_tree(&This->info_root);
 134         if (FAILED(hr))
 135             return hr;
 136     }
 137
 138     This->init = TRUE;
 139     memcpy(&This->params, pParams, pParams->dwSize);
 140     return S_OK;
 141 }
 142
 143 static HRESULT WINAPI IDxDiagProviderImpl_GetRootContainer(PDXDIAGPROVIDER iface, IDxDiagContainer** ppInstance) {
 144   IDxDiagProviderImpl *This = (IDxDiagProviderImpl *)iface;
 145
 146   TRACE("(%p,%p)\n", iface, ppInstance);
 147
 148   if (FALSE == This->init) {
 149     return CO_E_NOTINITIALIZED;
 150   }
 151
 152   return DXDiag_CreateDXDiagContainer(&IID_IDxDiagContainer, This->info_root,
 153                                       (IDxDiagProvider *)This, (void **)ppInstance);
 154 }
 155
 156 static const IDxDiagProviderVtbl DxDiagProvider_Vtbl =
 157 {
 158     IDxDiagProviderImpl_QueryInterface,
 159     IDxDiagProviderImpl_AddRef,
 160     IDxDiagProviderImpl_Release,
 161     IDxDiagProviderImpl_Initialize,
 162     IDxDiagProviderImpl_GetRootContainer
 163 };
 164
 165 HRESULT DXDiag_CreateDXDiagProvider(LPCLASSFACTORY iface, LPUNKNOWN punkOuter, REFIID riid, LPVOID *ppobj) {
 166   IDxDiagProviderImpl* provider;
 167
 168   TRACE("(%p, %s, %p)\n", punkOuter, debugstr_guid(riid), ppobj);
 169
 170   *ppobj = NULL;
 171   if (punkOuter) return CLASS_E_NOAGGREGATION;
 172
 173   provider = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDxDiagProviderImpl));
 174   if (NULL == provider) return E_OUTOFMEMORY;
 175   provider->lpVtbl = &DxDiagProvider_Vtbl;
 176   provider->ref = 0; /* will be inited with QueryInterface */
 177   return IDxDiagProviderImpl_QueryInterface ((PDXDIAGPROVIDER)provider, riid, ppobj);
 178 }
 179
 180 static void free_property_information(IDxDiagContainerImpl_Property *prop)
 181 {
 182     VariantClear(&prop->vProp);
 183     HeapFree(GetProcessHeap(), 0, prop->propName);
 184     HeapFree(GetProcessHeap(), 0, prop);
 185 }
 186
 187 static void free_information_tree(IDxDiagContainerImpl_Container *node)
 188 {
 189     IDxDiagContainerImpl_Container *ptr, *cursor2;
 190
 191     if (!node)
 192         return;
 193
 194     HeapFree(GetProcessHeap(), 0, node->contName);
 195
 196     LIST_FOR_EACH_ENTRY_SAFE(ptr, cursor2, &node->subContainers, IDxDiagContainerImpl_Container, entry)
 197     {
 198         IDxDiagContainerImpl_Property *prop, *prop_cursor2;
 199
 200         LIST_FOR_EACH_ENTRY_SAFE(prop, prop_cursor2, &ptr->properties, IDxDiagContainerImpl_Property, entry)
 201         {
 202             list_remove(&prop->entry);
 203             free_property_information(prop);
 204         }
 205
 206         list_remove(&ptr->entry);
 207         free_information_tree(ptr);
 208     }
 209
 210     HeapFree(GetProcessHeap(), 0, node);
 211 }
 212
 213 static IDxDiagContainerImpl_Container *allocate_information_node(const WCHAR *name)
 214 {
 215     IDxDiagContainerImpl_Container *ret;
 216
 217     ret = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*ret));
 218     if (!ret)
 219         return NULL;
 220
 221     if (name)
 222     {
 223         ret->contName = HeapAlloc(GetProcessHeap(), 0, (strlenW(name) + 1) * sizeof(*name));
 224         if (!ret->contName)
 225         {
 226             HeapFree(GetProcessHeap(), 0, ret);
 227             return NULL;
 228         }
 229         strcpyW(ret->contName, name);
 230     }
 231
 232     list_init(&ret->subContainers);
 233     list_init(&ret->properties);
 234
 235     return ret;
 236 }
 237
 238 static IDxDiagContainerImpl_Property *allocate_property_information(const WCHAR *name)
 239 {
 240     IDxDiagContainerImpl_Property *ret;
 241
 242     ret = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*ret));
 243     if (!ret)
 244         return NULL;
 245
 246     ret->propName = HeapAlloc(GetProcessHeap(), 0, (strlenW(name) + 1) * sizeof(*name));
 247     if (!ret->propName)
 248     {
 249         HeapFree(GetProcessHeap(), 0, ret);
 250         return NULL;
 251     }
 252     strcpyW(ret->propName, name);
 253
 254     return ret;
 255 }
 256
 257 static inline void add_subcontainer(IDxDiagContainerImpl_Container *node, IDxDiagContainerImpl_Container *subCont)
 258 {
 259     list_add_tail(&node->subContainers, &subCont->entry);
 260     ++node->nSubContainers;
 261 }
 262
 263 static inline HRESULT add_bstr_property(IDxDiagContainerImpl_Container *node, const WCHAR *propName, const WCHAR *str)
 264 {
 265     IDxDiagContainerImpl_Property *prop;
 266     BSTR bstr;
 267
 268     prop = allocate_property_information(propName);
 269     if (!prop)
 270         return E_OUTOFMEMORY;
 271
 272     bstr = SysAllocString(str);
 273     if (!bstr)
 274     {
 275         free_property_information(prop);
 276         return E_OUTOFMEMORY;
 277     }
 278
 279     V_VT(&prop->vProp) = VT_BSTR;
 280     V_BSTR(&prop->vProp) = bstr;
 281
 282     list_add_tail(&node->properties, &prop->entry);
 283     ++node->nProperties;
 284
 285     return S_OK;
 286 }
 287
 288 static inline HRESULT add_ui4_property(IDxDiagContainerImpl_Container *node, const WCHAR *propName, DWORD data)
 289 {
 290     IDxDiagContainerImpl_Property *prop;
 291
 292     prop = allocate_property_information(propName);
 293     if (!prop)
 294         return E_OUTOFMEMORY;
 295
 296     V_VT(&prop->vProp) = VT_UI4;
 297     V_UI4(&prop->vProp) = data;
 298
 299     list_add_tail(&node->properties, &prop->entry);
 300     ++node->nProperties;
 301
 302     return S_OK;
 303 }
 304
 305 static inline HRESULT add_bool_property(IDxDiagContainerImpl_Container *node, const WCHAR *propName, BOOL data)
 306 {
 307     IDxDiagContainerImpl_Property *prop;
 308
 309     prop = allocate_property_information(propName);
 310     if (!prop)
 311         return E_OUTOFMEMORY;
 312
 313     V_VT(&prop->vProp) = VT_BOOL;
 314     V_BOOL(&prop->vProp) = data;
 315
 316     list_add_tail(&node->properties, &prop->entry);
 317     ++node->nProperties;
 318
 319     return S_OK;
 320 }
 321
 322 static inline HRESULT add_ull_as_bstr_property(IDxDiagContainerImpl_Container *node, const WCHAR *propName, ULONGLONG data )
 323 {
 324     IDxDiagContainerImpl_Property *prop;
 325
 326     prop = allocate_property_information(propName);
 327     if (!prop)
 328         return E_OUTOFMEMORY;
 329
 330     V_VT(&prop->vProp) = VT_UI8;
 331     V_UI8(&prop->vProp) = data;
 332
 333     VariantChangeType(&prop->vProp, &prop->vProp, 0, VT_BSTR);
 334
 335     list_add_tail(&node->properties, &prop->entry);
 336     ++node->nProperties;
 337
 338     return S_OK;
 339 }
 340
 341 /* Copied from programs/taskkill/taskkill.c. */
 342 static DWORD *enumerate_processes(DWORD *list_count)
 343 {
 344     DWORD *pid_list, alloc_bytes = 1024 * sizeof(*pid_list), needed_bytes;
 345
 346     pid_list = HeapAlloc(GetProcessHeap(), 0, alloc_bytes);
 347     if (!pid_list)
 348         return NULL;
 349
 350     for (;;)
 351     {
 352         DWORD *realloc_list;
 353
 354         if (!EnumProcesses(pid_list, alloc_bytes, &needed_bytes))
 355         {
 356             HeapFree(GetProcessHeap(), 0, pid_list);
 357             return NULL;
 358         }
 359
 360         /* EnumProcesses can't signal an insufficient buffer condition, so the
 361          * only way to possibly determine whether a larger buffer is required
 362          * is to see whether the written number of bytes is the same as the
 363          * buffer size. If so, the buffer will be reallocated to twice the
 364          * size. */
 365         if (alloc_bytes != needed_bytes)
 366             break;
 367
 368         alloc_bytes *= 2;
 369         realloc_list = HeapReAlloc(GetProcessHeap(), 0, pid_list, alloc_bytes);
 370         if (!realloc_list)
 371         {
 372             HeapFree(GetProcessHeap(), 0, pid_list);
 373             return NULL;
 374         }
 375         pid_list = realloc_list;
 376     }
 377
 378     *list_count = needed_bytes / sizeof(*pid_list);
 379     return pid_list;
 380 }
 381
 382 /* Copied from programs/taskkill/taskkill.c. */
 383 static BOOL get_process_name_from_pid(DWORD pid, WCHAR *buf, DWORD chars)
 384 {
 385     HANDLE process;
 386     HMODULE module;
 387     DWORD required_size;
 388
 389     process = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pid);
 390     if (!process)
 391         return FALSE;
 392
 393     if (!EnumProcessModules(process, &module, sizeof(module), &required_size))
 394     {
 395         CloseHandle(process);
 396         return FALSE;
 397     }
 398
 399     if (!GetModuleBaseNameW(process, module, buf, chars))
 400     {
 401         CloseHandle(process);
 402         return FALSE;
 403     }
 404
 405     CloseHandle(process);
 406     return TRUE;
 407 }
 408
 409 /* dxdiagn's detection scheme is simply to look for a process called conf.exe. */
 410 static BOOL is_netmeeting_running(void)
 411 {
 412     static const WCHAR conf_exe[] = {'c','o','n','f','.','e','x','e',0};
 413
 414     DWORD list_count;
 415     DWORD *pid_list = enumerate_processes(&list_count);
 416
 417     if (pid_list)
 418     {
 419         DWORD i;
 420         WCHAR process_name[MAX_PATH];
 421
 422         for (i = 0; i < list_count; i++)
 423         {
 424             if (get_process_name_from_pid(pid_list[i], process_name, sizeof(process_name)/sizeof(WCHAR)) &&
 425                 !lstrcmpW(conf_exe, process_name))
 426             {
 427                 HeapFree(GetProcessHeap(), 0, pid_list);
 428                 return TRUE;
 429             }
 430         }
 431         HeapFree(GetProcessHeap(), 0, pid_list);
 432     }
 433
 434     return FALSE;
 435 }
 436
 437 static HRESULT fill_language_information(IDxDiagContainerImpl_Container *node)
 438 {
 439     static const WCHAR regional_setting_engW[] = {'R','e','g','i','o','n','a','l',' ','S','e','t','t','i','n','g',0};
 440     static const WCHAR languages_fmtW[] = {'%','s',' ','(','%','s',':',' ','%','s',')',0};
 441     static const WCHAR szLanguagesLocalized[] = {'s','z','L','a','n','g','u','a','g','e','s','L','o','c','a','l','i','z','e','d',0};
 442     static const WCHAR szLanguagesEnglish[] = {'s','z','L','a','n','g','u','a','g','e','s','E','n','g','l','i','s','h',0};
 443
 444     WCHAR system_lang[80], regional_setting[100], user_lang[80], language_str[300];
 445     HRESULT hr;
 446
 447     /* szLanguagesLocalized */
 448     GetLocaleInfoW(LOCALE_SYSTEM_DEFAULT, LOCALE_SNATIVELANGNAME, system_lang, sizeof(system_lang)/sizeof(WCHAR));
 449     LoadStringW(dxdiagn_instance, IDS_REGIONAL_SETTING, regional_setting, sizeof(regional_setting)/sizeof(WCHAR));
 450     GetLocaleInfoW(LOCALE_USER_DEFAULT, LOCALE_SNATIVELANGNAME, user_lang, sizeof(user_lang)/sizeof(WCHAR));
 451
 452     snprintfW(language_str, sizeof(language_str)/sizeof(WCHAR), languages_fmtW, system_lang, regional_setting, user_lang);
 453
 454     hr = add_bstr_property(node, szLanguagesLocalized, language_str);
 455     if (FAILED(hr))
 456         return hr;
 457
 458     /* szLanguagesEnglish */
 459     GetLocaleInfoW(LOCALE_SYSTEM_DEFAULT, LOCALE_SENGLANGUAGE, system_lang, sizeof(system_lang)/sizeof(WCHAR));
 460     GetLocaleInfoW(LOCALE_USER_DEFAULT, LOCALE_SENGLANGUAGE, user_lang, sizeof(user_lang)/sizeof(WCHAR));
 461
 462     snprintfW(language_str, sizeof(language_str)/sizeof(WCHAR), languages_fmtW, system_lang, regional_setting_engW, user_lang);
 463
 464     hr = add_bstr_property(node, szLanguagesEnglish, language_str);
 465     if (FAILED(hr))
 466         return hr;
 467
 468     return S_OK;
 469 }
 470
 471 static HRESULT fill_datetime_information(IDxDiagContainerImpl_Container *node)
 472 {
 473     static const WCHAR date_fmtW[] = {'M','\'','/','\'','d','\'','/','\'','y','y','y','y',0};
 474     static const WCHAR time_fmtW[] = {'H','H','\'',':','\'','m','m','\'',':','\'','s','s',0};
 475     static const WCHAR datetime_fmtW[] = {'%','s',',',' ','%','s',0};
 476     static const WCHAR szTimeLocalized[] = {'s','z','T','i','m','e','L','o','c','a','l','i','z','e','d',0};
 477     static const WCHAR szTimeEnglish[] = {'s','z','T','i','m','e','E','n','g','l','i','s','h',0};
 478
 479     SYSTEMTIME curtime;
 480     WCHAR date_str[80], time_str[80], datetime_str[200];
 481     HRESULT hr;
 482
 483     GetLocalTime(&curtime);
 484
 485     GetTimeFormatW(LOCALE_NEUTRAL, 0, &curtime, time_fmtW, time_str, sizeof(time_str)/sizeof(WCHAR));
 486
 487     /* szTimeLocalized */
 488     GetDateFormatW(LOCALE_USER_DEFAULT, DATE_LONGDATE, &curtime, NULL, date_str, sizeof(date_str)/sizeof(WCHAR));
 489
 490     snprintfW(datetime_str, sizeof(datetime_str)/sizeof(WCHAR), datetime_fmtW, date_str, time_str);
 491
 492     hr = add_bstr_property(node, szTimeLocalized, datetime_str);
 493     if (FAILED(hr))
 494         return hr;
 495
 496     /* szTimeEnglish */
 497     GetDateFormatW(LOCALE_NEUTRAL, 0, &curtime, date_fmtW, date_str, sizeof(date_str)/sizeof(WCHAR));
 498
 499     snprintfW(datetime_str, sizeof(datetime_str)/sizeof(WCHAR), datetime_fmtW, date_str, time_str);
 500
 501     hr = add_bstr_property(node, szTimeEnglish, datetime_str);
 502     if (FAILED(hr))
 503         return hr;
 504
 505     return S_OK;
 506 }
 507
 508 static HRESULT fill_os_string_information(IDxDiagContainerImpl_Container *node, OSVERSIONINFOW *info)
 509 {
 510     static const WCHAR winxpW[] = {'W','i','n','d','o','w','s',' ','X','P',' ','P','r','o','f','e','s','s','i','o','n','a','l',0};
 511     static const WCHAR szOSLocalized[] = {'s','z','O','S','L','o','c','a','l','i','z','e','d',0};
 512     static const WCHAR szOSExLocalized[] = {'s','z','O','S','E','x','L','o','c','a','l','i','z','e','d',0};
 513     static const WCHAR szOSExLongLocalized[] = {'s','z','O','S','E','x','L','o','n','g','L','o','c','a','l','i','z','e','d',0};
 514     static const WCHAR szOSEnglish[] = {'s','z','O','S','E','n','g','l','i','s','h',0};
 515     static const WCHAR szOSExEnglish[] = {'s','z','O','S','E','x','E','n','g','l','i','s','h',0};
 516     static const WCHAR szOSExLongEnglish[] = {'s','z','O','S','E','x','L','o','n','g','E','n','g','l','i','s','h',0};
 517
 518     static const WCHAR *prop_list[] = {szOSLocalized, szOSExLocalized, szOSExLongLocalized,
 519                                        szOSEnglish, szOSExEnglish, szOSExLongEnglish};
 520
 521     size_t i;
 522     HRESULT hr;
 523
 524     /* FIXME: OS detection should be performed, and localized OS strings
 525      * should contain translated versions of the "build" phrase. */
 526     for (i = 0; i < sizeof(prop_list)/sizeof(prop_list[0]); i++)
 527     {
 528         hr = add_bstr_property(node, prop_list[i], winxpW);
 529         if (FAILED(hr))
 530             return hr;
 531     }
 532
 533     return S_OK;
 534 }
 535
 536 static HRESULT build_systeminfo_tree(IDxDiagContainerImpl_Container *node)
 537 {
 538     static const WCHAR dwDirectXVersionMajor[] = {'d','w','D','i','r','e','c','t','X','V','e','r','s','i','o','n','M','a','j','o','r',0};
 539     static const WCHAR dwDirectXVersionMinor[] = {'d','w','D','i','r','e','c','t','X','V','e','r','s','i','o','n','M','i','n','o','r',0};
 540     static const WCHAR szDirectXVersionLetter[] = {'s','z','D','i','r','e','c','t','X','V','e','r','s','i','o','n','L','e','t','t','e','r',0};
 541     static const WCHAR szDirectXVersionLetter_v[] = {'c',0};
 542     static const WCHAR bDebug[] = {'b','D','e','b','u','g',0};
 543     static const WCHAR bNECPC98[] = {'b','N','E','C','P','C','9','8',0};
 544     static const WCHAR szDirectXVersionEnglish[] = {'s','z','D','i','r','e','c','t','X','V','e','r','s','i','o','n','E','n','g','l','i','s','h',0};
 545     static const WCHAR szDirectXVersionEnglish_v[] = {'4','.','0','9','.','0','0','0','0','.','0','9','0','4',0};
 546     static const WCHAR szDirectXVersionLongEnglish[] = {'s','z','D','i','r','e','c','t','X','V','e','r','s','i','o','n','L','o','n','g','E','n','g','l','i','s','h',0};
 547     static const WCHAR szDirectXVersionLongEnglish_v[] = {'=',' ','"','D','i','r','e','c','t','X',' ','9','.','0','c',' ','(','4','.','0','9','.','0','0','0','0','.','0','9','0','4',')',0};
 548     static const WCHAR ullPhysicalMemory[] = {'u','l','l','P','h','y','s','i','c','a','l','M','e','m','o','r','y',0};
 549     static const WCHAR ullUsedPageFile[]   = {'u','l','l','U','s','e','d','P','a','g','e','F','i','l','e',0};
 550     static const WCHAR ullAvailPageFile[]  = {'u','l','l','A','v','a','i','l','P','a','g','e','F','i','l','e',0};
 551     static const WCHAR bNetMeetingRunning[] = {'b','N','e','t','M','e','e','t','i','n','g','R','u','n','n','i','n','g',0};
 552     static const WCHAR szWindowsDir[] = {'s','z','W','i','n','d','o','w','s','D','i','r',0};
 553     static const WCHAR dwOSMajorVersion[] = {'d','w','O','S','M','a','j','o','r','V','e','r','s','i','o','n',0};
 554     static const WCHAR dwOSMinorVersion[] = {'d','w','O','S','M','i','n','o','r','V','e','r','s','i','o','n',0};
 555     static const WCHAR dwOSBuildNumber[] = {'d','w','O','S','B','u','i','l','d','N','u','m','b','e','r',0};
 556     static const WCHAR dwOSPlatformID[] = {'d','w','O','S','P','l','a','t','f','o','r','m','I','D',0};
 557     static const WCHAR szCSDVersion[] = {'s','z','C','S','D','V','e','r','s','i','o','n',0};
 558     static const WCHAR szPhysicalMemoryEnglish[] = {'s','z','P','h','y','s','i','c','a','l','M','e','m','o','r','y','E','n','g','l','i','s','h',0};
 559     static const WCHAR szPageFileLocalized[] = {'s','z','P','a','g','e','F','i','l','e','L','o','c','a','l','i','z','e','d',0};
 560     static const WCHAR szPageFileEnglish[] = {'s','z','P','a','g','e','F','i','l','e','E','n','g','l','i','s','h',0};
 561     static const WCHAR szMachineNameLocalized[] = {'s','z','M','a','c','h','i','n','e','N','a','m','e','L','o','c','a','l','i','z','e','d',0};
 562     static const WCHAR szMachineNameEnglish[] = {'s','z','M','a','c','h','i','n','e','N','a','m','e','E','n','g','l','i','s','h',0};
 563     static const WCHAR szSystemManufacturerEnglish[] = {'s','z','S','y','s','t','e','m','M','a','n','u','f','a','c','t','u','r','e','r','E','n','g','l','i','s','h',0};
 564     static const WCHAR szSystemModelEnglish[] = {'s','z','S','y','s','t','e','m','M','o','d','e','l','E','n','g','l','i','s','h',0};
 565     static const WCHAR szBIOSEnglish[] = {'s','z','B','I','O','S','E','n','g','l','i','s','h',0};
 566     static const WCHAR szProcessorEnglish[] = {'s','z','P','r','o','c','e','s','s','o','r','E','n','g','l','i','s','h',0};
 567     static const WCHAR szSetupParamEnglish[] = {'s','z','S','e','t','u','p','P','a','r','a','m','E','n','g','l','i','s','h',0};
 568     static const WCHAR szDxDiagVersion[] = {'s','z','D','x','D','i','a','g','V','e','r','s','i','o','n',0};
 569
 570     static const WCHAR notpresentW[] = {'N','o','t',' ','p','r','e','s','e','n','t',0};
 571
 572     static const WCHAR pagefile_fmtW[] = {'%','u','M','B',' ','u','s','e','d',',',' ','%','u','M','B',' ','a','v','a','i','l','a','b','l','e',0};
 573     static const WCHAR physmem_fmtW[] = {'%','u','M','B',' ','R','A','M',0};
 574
 575     HRESULT hr;
 576     MEMORYSTATUSEX msex;
 577     OSVERSIONINFOW info;
 578     DWORD count, usedpage_mb, availpage_mb;
 579     WCHAR buffer[MAX_PATH], computer_name[MAX_COMPUTERNAME_LENGTH + 1], print_buf[200], localized_pagefile_fmt[200];
 580
 581     hr = add_ui4_property(node, dwDirectXVersionMajor, 9);
 582     if (FAILED(hr))
 583         return hr;
 584
 585     hr = add_ui4_property(node, dwDirectXVersionMinor, 0);
 586     if (FAILED(hr))
 587         return hr;
 588
 589     hr = add_bstr_property(node, szDirectXVersionLetter, szDirectXVersionLetter_v);
 590     if (FAILED(hr))
 591         return hr;
 592
 593     hr = add_bstr_property(node, szDirectXVersionEnglish, szDirectXVersionEnglish_v);
 594     if (FAILED(hr))
 595         return hr;
 596
 597     hr = add_bstr_property(node, szDirectXVersionLongEnglish, szDirectXVersionLongEnglish_v);
 598     if (FAILED(hr))
 599         return hr;
 600
 601     hr = add_bool_property(node, bDebug, FALSE);
 602     if (FAILED(hr))
 603         return hr;
 604
 605     hr = add_bool_property(node, bNECPC98, FALSE);
 606     if (FAILED(hr))
 607         return hr;
 608
 609     msex.dwLength = sizeof(msex);
 610     GlobalMemoryStatusEx(&msex);
 611
 612     hr = add_ull_as_bstr_property(node, ullPhysicalMemory, msex.ullTotalPhys);
 613     if (FAILED(hr))
 614         return hr;
 615
 616     hr = add_ull_as_bstr_property(node, ullUsedPageFile, msex.ullTotalPageFile - msex.ullAvailPageFile);
 617     if (FAILED(hr))
 618         return hr;
 619
 620     hr = add_ull_as_bstr_property(node, ullAvailPageFile, msex.ullAvailPageFile);
 621     if (FAILED(hr))
 622         return hr;
 623
 624     hr = add_bool_property(node, bNetMeetingRunning, is_netmeeting_running());
 625     if (FAILED(hr))
 626         return hr;
 627
 628     info.dwOSVersionInfoSize = sizeof(info);
 629     GetVersionExW(&info);
 630
 631     hr = add_ui4_property(node, dwOSMajorVersion, info.dwMajorVersion);
 632     if (FAILED(hr))
 633         return hr;
 634
 635     hr = add_ui4_property(node, dwOSMinorVersion, info.dwMinorVersion);
 636     if (FAILED(hr))
 637         return hr;
 638
 639     hr = add_ui4_property(node, dwOSBuildNumber, info.dwBuildNumber);
 640     if (FAILED(hr))
 641         return hr;
 642
 643     hr = add_ui4_property(node, dwOSPlatformID, info.dwPlatformId);
 644     if (FAILED(hr))
 645         return hr;
 646
 647     hr = add_bstr_property(node, szCSDVersion, info.szCSDVersion);
 648     if (FAILED(hr))
 649         return hr;
 650
 651     /* FIXME: Roundoff should not be done with truncated division. */
 652     snprintfW(print_buf, sizeof(print_buf)/sizeof(WCHAR), physmem_fmtW, (DWORD)(msex.ullTotalPhys / (1024 * 1024)));
 653     hr = add_bstr_property(node, szPhysicalMemoryEnglish, print_buf);
 654     if (FAILED(hr))
 655         return hr;
 656
 657     usedpage_mb = (DWORD)((msex.ullTotalPageFile - msex.ullAvailPageFile) / (1024 * 1024));
 658     availpage_mb = (DWORD)(msex.ullAvailPageFile / (1024 * 1024));
 659     LoadStringW(dxdiagn_instance, IDS_PAGE_FILE_FORMAT, localized_pagefile_fmt, sizeof(localized_pagefile_fmt)/sizeof(WCHAR));
 660     snprintfW(print_buf, sizeof(print_buf)/sizeof(WCHAR), localized_pagefile_fmt, usedpage_mb, availpage_mb);
 661
 662     hr = add_bstr_property(node, szPageFileLocalized, print_buf);
 663     if (FAILED(hr))
 664         return hr;
 665
 666     snprintfW(print_buf, sizeof(print_buf)/sizeof(WCHAR), pagefile_fmtW, usedpage_mb, availpage_mb);
 667
 668     hr = add_bstr_property(node, szPageFileEnglish, print_buf);
 669     if (FAILED(hr))
 670         return hr;
 671
 672     GetWindowsDirectoryW(buffer, MAX_PATH);
 673
 674     hr = add_bstr_property(node, szWindowsDir, buffer);
 675     if (FAILED(hr))
 676         return hr;
 677
 678     count = sizeof(computer_name)/sizeof(WCHAR);
 679     if (!GetComputerNameW(computer_name, &count))
 680         return E_FAIL;
 681
 682     hr = add_bstr_property(node, szMachineNameLocalized, computer_name);
 683     if (FAILED(hr))
 684         return hr;
 685
 686     hr = add_bstr_property(node, szMachineNameEnglish, computer_name);
 687     if (FAILED(hr))
 688         return hr;
 689
 690     hr = add_bstr_property(node, szSystemManufacturerEnglish, szEmpty);
 691     if (FAILED(hr))
 692         return hr;
 693
 694     hr = add_bstr_property(node, szSystemModelEnglish, szEmpty);
 695     if (FAILED(hr))
 696         return hr;
 697
 698     hr = add_bstr_property(node, szBIOSEnglish, szEmpty);
 699     if (FAILED(hr))
 700         return hr;
 701
 702     hr = add_bstr_property(node, szProcessorEnglish, szEmpty);
 703     if (FAILED(hr))
 704         return hr;
 705
 706     hr = add_bstr_property(node, szSetupParamEnglish, notpresentW);
 707     if (FAILED(hr))
 708         return hr;
 709
 710     hr = add_bstr_property(node, szDxDiagVersion, szEmpty);
 711     if (FAILED(hr))
 712         return hr;
 713
 714     hr = fill_language_information(node);
 715     if (FAILED(hr))
 716         return hr;
 717
 718     hr = fill_datetime_information(node);
 719     if (FAILED(hr))
 720         return hr;
 721
 722     hr = fill_os_string_information(node, &info);
 723     if (FAILED(hr))
 724         return hr;
 725
 726     return S_OK;
 727 }
 728
 729 /* The logic from pixelformat_for_depth() in dlls/wined3d/utils.c is reversed. */
 730 static DWORD depth_for_pixelformat(D3DFORMAT format)
 731 {
 732     switch (format)
 733     {
 734     case D3DFMT_P8: return 8;
 735     case D3DFMT_X1R5G5B5: return 15;
 736     case D3DFMT_R5G6B5: return 16;
 737     /* This case will fail to distinguish an original bpp of 24. */
 738     case D3DFMT_X8R8G8B8: return 32;
 739     default:
 740         FIXME("Unknown D3DFORMAT %d, returning 32 bpp\n", format);
 741         return 32;
 742     }
 743 }
 744
 745 static BOOL get_texture_memory(GUID *adapter, DWORD *available_mem)
 746 {
 747     IDirectDraw7 *pDirectDraw;
 748     HRESULT hr;
 749     DDSCAPS2 dd_caps;
 750
 751     hr = DirectDrawCreateEx(adapter, (void **)&pDirectDraw, &IID_IDirectDraw7, NULL);
 752     if (SUCCEEDED(hr))
 753     {
 754         dd_caps.dwCaps = DDSCAPS_LOCALVIDMEM | DDSCAPS_VIDEOMEMORY;
 755         dd_caps.dwCaps2 = dd_caps.dwCaps3 = dd_caps.dwCaps4 = 0;
 756         hr = IDirectDraw7_GetAvailableVidMem(pDirectDraw, &dd_caps, available_mem, NULL);
 757         IDirectDraw7_Release(pDirectDraw);
 758         if (SUCCEEDED(hr))
 759             return TRUE;
 760     }
 761
 762     return FALSE;
 763 }
 764
 765 static const WCHAR *vendor_id_to_manufacturer_string(DWORD vendor_id)
 766 {
 767     static const WCHAR atiW[] = {'A','T','I',' ','T','e','c','h','n','o','l','o','g','i','e','s',' ','I','n','c','.',0};
 768     static const WCHAR nvidiaW[] = {'N','V','I','D','I','A',0};
 769     static const WCHAR intelW[] = {'I','n','t','e','l',' ','C','o','r','p','o','r','a','t','i','o','n',0};
 770     static const WCHAR unknownW[] = {'U','n','k','n','o','w','n',0};
 771
 772     /* Enumeration copied from dlls/wined3d/wined3d_private.h and slightly modified. */
 773     enum pci_vendor
 774     {
 775         HW_VENDOR_AMD = 0x1002,
 776         HW_VENDOR_NVIDIA = 0x10de,
 777         HW_VENDOR_INTEL = 0x8086,
 778     };
 779
 780     switch (vendor_id)
 781     {
 782     case HW_VENDOR_AMD:
 783         return atiW;
 784     case HW_VENDOR_NVIDIA:
 785         return nvidiaW;
 786     case HW_VENDOR_INTEL:
 787         return intelW;
 788     default:
 789         FIXME("Unknown PCI vendor ID 0x%04x\n", vendor_id);
 790         return unknownW;
 791     }
 792 }
 793
 794 static HRESULT fill_display_information_d3d(IDxDiagContainerImpl_Container *node)
 795 {
 796     IDxDiagContainerImpl_Container *display_adapter;
 797     HRESULT hr;
 798     IDirect3D9 *pDirect3D9;
 799     WCHAR buffer[256];
 800     UINT index, count;
 801
 802     pDirect3D9 = Direct3DCreate9(D3D_SDK_VERSION);
 803     if (!pDirect3D9)
 804         return E_FAIL;
 805
 806     count = IDirect3D9_GetAdapterCount(pDirect3D9);
 807     for (index = 0; index < count; index++)
 808     {
 809         static const WCHAR adapterid_fmtW[] = {'%','u',0};
 810         static const WCHAR driverversion_fmtW[] = {'%','u','.','%','u','.','%','0','4','u','.','%','0','4','u',0};
 811         static const WCHAR id_fmtW[] = {'0','x','%','0','4','x',0};
 812         static const WCHAR subsysid_fmtW[] = {'0','x','%','0','8','x',0};
 813         static const WCHAR mem_fmt[] = {'%','.','1','f',' ','M','B',0};
 814
 815         D3DADAPTER_IDENTIFIER9 adapter_info;
 816         D3DDISPLAYMODE adapter_mode;
 817         DWORD available_mem = 0;
 818
 819         snprintfW(buffer, sizeof(buffer)/sizeof(WCHAR), adapterid_fmtW, index);
 820         display_adapter = allocate_information_node(buffer);
 821         if (!display_adapter)
 822         {
 823             hr = E_OUTOFMEMORY;
 824             goto cleanup;
 825         }
 826
 827         add_subcontainer(node, display_adapter);
 828
 829         hr = IDirect3D9_GetAdapterIdentifier(pDirect3D9, index, 0, &adapter_info);
 830         if (SUCCEEDED(hr))
 831         {
 832             WCHAR driverW[sizeof(adapter_info.Driver)];
 833             WCHAR descriptionW[sizeof(adapter_info.Description)];
 834             WCHAR devicenameW[sizeof(adapter_info.DeviceName)];
 835
 836             MultiByteToWideChar(CP_ACP, 0, adapter_info.Driver, -1, driverW, sizeof(driverW)/sizeof(WCHAR));
 837             MultiByteToWideChar(CP_ACP, 0, adapter_info.Description, -1, descriptionW, sizeof(descriptionW)/sizeof(WCHAR));
 838             MultiByteToWideChar(CP_ACP, 0, adapter_info.DeviceName, -1, devicenameW, sizeof(devicenameW)/sizeof(WCHAR));
 839
 840             hr = add_bstr_property(display_adapter, szDriverName, driverW);
 841             if (FAILED(hr))
 842                 goto cleanup;
 843
 844             hr = add_bstr_property(display_adapter, szDescription, descriptionW);
 845             if (FAILED(hr))
 846                 goto cleanup;
 847
 848             hr = add_bstr_property(display_adapter, szDeviceName, devicenameW);
 849             if (FAILED(hr))
 850                 goto cleanup;
 851
 852             snprintfW(buffer, sizeof(buffer)/sizeof(WCHAR), driverversion_fmtW,
 853                       HIWORD(adapter_info.DriverVersion.u.HighPart), LOWORD(adapter_info.DriverVersion.u.HighPart),
 854                       HIWORD(adapter_info.DriverVersion.u.LowPart), LOWORD(adapter_info.DriverVersion.u.LowPart));
 855
 856             hr = add_bstr_property(display_adapter, szDriverVersion, buffer);
 857             if (FAILED(hr))
 858                 goto cleanup;
 859
 860             snprintfW(buffer, sizeof(buffer)/sizeof(WCHAR), id_fmtW, adapter_info.VendorId);
 861             hr = add_bstr_property(display_adapter, szVendorId, buffer);
 862             if (FAILED(hr))
 863                 goto cleanup;
 864
 865             snprintfW(buffer, sizeof(buffer)/sizeof(WCHAR), id_fmtW, adapter_info.DeviceId);
 866             hr = add_bstr_property(display_adapter, szDeviceId, buffer);
 867             if (FAILED(hr))
 868                 goto cleanup;
 869
 870             snprintfW(buffer, sizeof(buffer)/sizeof(WCHAR), subsysid_fmtW, adapter_info.SubSysId);
 871             hr = add_bstr_property(display_adapter, szSubSysId, buffer);
 872             if (FAILED(hr))
 873                 goto cleanup;
 874
 875             snprintfW(buffer, sizeof(buffer)/sizeof(WCHAR), id_fmtW, adapter_info.Revision);
 876             hr = add_bstr_property(display_adapter, szRevisionId, buffer);
 877             if (FAILED(hr))
 878                 goto cleanup;
 879
 880             StringFromGUID2(&adapter_info.DeviceIdentifier, buffer, 39);
 881             hr = add_bstr_property(display_adapter, szDeviceIdentifier, buffer);
 882             if (FAILED(hr))
 883                 goto cleanup;
 884
 885             hr = add_bstr_property(display_adapter, szManufacturer, vendor_id_to_manufacturer_string(adapter_info.VendorId));
 886             if (FAILED(hr))
 887                 goto cleanup;
 888         }
 889
 890         hr = IDirect3D9_GetAdapterDisplayMode(pDirect3D9, index, &adapter_mode);
 891         if (SUCCEEDED(hr))
 892         {
 893             hr = add_ui4_property(display_adapter, dwWidth, adapter_mode.Width);
 894             if (FAILED(hr))
 895                 goto cleanup;
 896
 897             hr = add_ui4_property(display_adapter, dwHeight, adapter_mode.Height);
 898             if (FAILED(hr))
 899                 goto cleanup;
 900
 901             hr = add_ui4_property(display_adapter, dwRefreshRate, adapter_mode.RefreshRate);
 902             if (FAILED(hr))
 903                 goto cleanup;
 904
 905             hr = add_ui4_property(display_adapter, dwBpp, depth_for_pixelformat(adapter_mode.Format));
 906             if (FAILED(hr))
 907                 goto cleanup;
 908         }
 909
 910         hr = add_bstr_property(display_adapter, szKeyDeviceKey, szEmpty);
 911         if (FAILED(hr))
 912             goto cleanup;
 913
 914         hr = add_bstr_property(display_adapter, szKeyDeviceID, szEmpty);
 915         if (FAILED(hr))
 916             goto cleanup;
 917
 918         if (!get_texture_memory(&adapter_info.DeviceIdentifier, &available_mem))
 919             WARN("get_texture_memory helper failed\n");
 920
 921         snprintfW(buffer, sizeof(buffer)/sizeof(buffer[0]), mem_fmt, available_mem / 1000000.0f);
 922
 923         hr = add_bstr_property(display_adapter, szDisplayMemoryLocalized, buffer);
 924         if (FAILED(hr))
 925             goto cleanup;
 926
 927         hr = add_bstr_property(display_adapter, szDisplayMemoryEnglish, buffer);
 928         if (FAILED(hr))
 929             goto cleanup;
 930     }
 931
 932     hr = S_OK;
 933 cleanup:
 934     IDirect3D9_Release(pDirect3D9);
 935     return hr;
 936 }
 937
 938 static HRESULT fill_display_information_fallback(IDxDiagContainerImpl_Container *node)
 939 {
 940     static const WCHAR szAdapterID[] = {'0',0};
 941     static const WCHAR *empty_properties[] = {szDeviceIdentifier, szVendorId, szDeviceId,
 942                                               szKeyDeviceKey, szKeyDeviceID, szDriverName,
 943                                               szDriverVersion, szSubSysId, szRevisionId,
 944                                               szManufacturer};
 945
 946     IDxDiagContainerImpl_Container *display_adapter;
 947     HRESULT hr;
 948     IDirectDraw7 *pDirectDraw;
 949     DDSCAPS2 dd_caps;
 950     DISPLAY_DEVICEW disp_dev;
 951     DDSURFACEDESC2 surface_descr;
 952     DWORD tmp;
 953     WCHAR buffer[256];
 954
 955     display_adapter = allocate_information_node(szAdapterID);
 956     if (!display_adapter)
 957         return E_OUTOFMEMORY;
 958
 959     add_subcontainer(node, display_adapter);
 960
 961     disp_dev.cb = sizeof(disp_dev);
 962     if (EnumDisplayDevicesW( NULL, 0, &disp_dev, 0 ))
 963     {
 964         hr = add_bstr_property(display_adapter, szDeviceName, disp_dev.DeviceName);
 965         if (FAILED(hr))
 966             return hr;
 967
 968         hr = add_bstr_property(display_adapter, szDescription, disp_dev.DeviceString);
 969         if (FAILED(hr))
 970             return hr;
 971     }
 972
 973     /* Silently ignore a failure from DirectDrawCreateEx. */
 974     hr = DirectDrawCreateEx(NULL, (void **)&pDirectDraw, &IID_IDirectDraw7, NULL);
 975     if (FAILED(hr))
 976         return S_OK;
 977
 978     dd_caps.dwCaps = DDSCAPS_LOCALVIDMEM | DDSCAPS_VIDEOMEMORY;
 979     dd_caps.dwCaps2 = dd_caps.dwCaps3 = dd_caps.dwCaps4 = 0;
 980     hr = IDirectDraw7_GetAvailableVidMem(pDirectDraw, &dd_caps, &tmp, NULL);
 981     if (SUCCEEDED(hr))
 982     {
 983         static const WCHAR mem_fmt[] = {'%','.','1','f',' ','M','B',0};
 984
 985         snprintfW(buffer, sizeof(buffer)/sizeof(buffer[0]), mem_fmt, tmp / 1000000.0f);
 986
 987         hr = add_bstr_property(display_adapter, szDisplayMemoryLocalized, buffer);
 988         if (FAILED(hr))
 989             goto cleanup;
 990
 991         hr = add_bstr_property(display_adapter, szDisplayMemoryEnglish, buffer);
 992         if (FAILED(hr))
 993             goto cleanup;
 994     }
 995
 996     surface_descr.dwSize = sizeof(surface_descr);
 997     hr = IDirectDraw7_GetDisplayMode(pDirectDraw, &surface_descr);
 998     if (SUCCEEDED(hr))
 999     {
1000         if (surface_descr.dwFlags & DDSD_WIDTH)
1001         {
1002             hr = add_ui4_property(display_adapter, dwWidth, surface_descr.dwWidth);
1003             if (FAILED(hr))
1004                 goto cleanup;
1005         }
1006
1007         if (surface_descr.dwFlags & DDSD_HEIGHT)
1008         {
1009             hr = add_ui4_property(display_adapter, dwHeight, surface_descr.dwHeight);
1010             if (FAILED(hr))
1011                 goto cleanup;
1012         }
1013
1014         if (surface_descr.dwFlags & DDSD_PIXELFORMAT)
1015         {
1016             hr = add_ui4_property(display_adapter, dwBpp, surface_descr.u4.ddpfPixelFormat.u1.dwRGBBitCount);
1017             if (FAILED(hr))
1018                 goto cleanup;
1019         }
1020     }
1021
1022     hr = add_ui4_property(display_adapter, dwRefreshRate, 60);
1023     if (FAILED(hr))
1024         goto cleanup;
1025
1026     for (tmp = 0; tmp < sizeof(empty_properties)/sizeof(empty_properties[0]); tmp++)
1027     {
1028         hr = add_bstr_property(display_adapter, empty_properties[tmp], szEmpty);
1029         if (FAILED(hr))
1030             goto cleanup;
1031     }
1032
1033     hr = S_OK;
1034 cleanup:
1035     IDirectDraw7_Release(pDirectDraw);
1036     return hr;
1037 }
1038
1039 static HRESULT build_displaydevices_tree(IDxDiagContainerImpl_Container *node)
1040 {
1041     HRESULT hr;
1042
1043     /* Try to use Direct3D to obtain the required information first. */
1044     hr = fill_display_information_d3d(node);
1045     if (hr != E_FAIL)
1046         return hr;
1047
1048     return fill_display_information_fallback(node);
1049 }
1050
1051 static HRESULT build_directsound_tree(IDxDiagContainerImpl_Container *node)
1052 {
1053     static const WCHAR DxDiag_SoundDevices[] = {'D','x','D','i','a','g','_','S','o','u','n','d','D','e','v','i','c','e','s',0};
1054     static const WCHAR DxDiag_SoundCaptureDevices[] = {'D','x','D','i','a','g','_','S','o','u','n','d','C','a','p','t','u','r','e','D','e','v','i','c','e','s',0};
1055
1056     IDxDiagContainerImpl_Container *cont;
1057
1058     cont = allocate_information_node(DxDiag_SoundDevices);
1059     if (!cont)
1060         return E_OUTOFMEMORY;
1061
1062     add_subcontainer(node, cont);
1063
1064     cont = allocate_information_node(DxDiag_SoundCaptureDevices);
1065     if (!cont)
1066         return E_OUTOFMEMORY;
1067
1068     add_subcontainer(node, cont);
1069
1070     return S_OK;
1071 }
1072
1073 static HRESULT build_directmusic_tree(IDxDiagContainerImpl_Container *node)
1074 {
1075     return S_OK;
1076 }
1077
1078 static HRESULT build_directinput_tree(IDxDiagContainerImpl_Container *node)
1079 {
1080     return S_OK;
1081 }
1082
1083 static HRESULT build_directplay_tree(IDxDiagContainerImpl_Container *node)
1084 {
1085     return S_OK;
1086 }
1087
1088 static HRESULT build_systemdevices_tree(IDxDiagContainerImpl_Container *node)
1089 {
1090     return S_OK;
1091 }
1092
1093 static HRESULT fill_file_description(IDxDiagContainerImpl_Container *node, const WCHAR *szFilePath, const WCHAR *szFileName)
1094 {
1095     static const WCHAR szSlashSep[] = {'\\',0};
1096     static const WCHAR szPath[] = {'s','z','P','a','t','h',0};
1097     static const WCHAR szName[] = {'s','z','N','a','m','e',0};
1098     static const WCHAR szVersion[] = {'s','z','V','e','r','s','i','o','n',0};
1099     static const WCHAR szAttributes[] = {'s','z','A','t','t','r','i','b','u','t','e','s',0};
1100     static const WCHAR szLanguageEnglish[] = {'s','z','L','a','n','g','u','a','g','e','E','n','g','l','i','s','h',0};
1101     static const WCHAR dwFileTimeHigh[] = {'d','w','F','i','l','e','T','i','m','e','H','i','g','h',0};
1102     static const WCHAR dwFileTimeLow[] = {'d','w','F','i','l','e','T','i','m','e','L','o','w',0};
1103     static const WCHAR bBeta[] = {'b','B','e','t','a',0};
1104     static const WCHAR bDebug[] = {'b','D','e','b','u','g',0};
1105     static const WCHAR bExists[] = {'b','E','x','i','s','t','s',0};
1106
1107     /* Values */
1108     static const WCHAR szFinal_Retail_v[] = {'F','i','n','a','l',' ','R','e','t','a','i','l',0};
1109     static const WCHAR szEnglish_v[] = {'E','n','g','l','i','s','h',0};
1110     static const WCHAR szVersionFormat[] = {'%','u','.','%','0','2','u','.','%','0','4','u','.','%','0','4','u',0};
1111
1112     HRESULT hr;
1113     WCHAR *szFile;
1114     WCHAR szVersion_v[1024];
1115     DWORD retval, hdl;
1116     void *pVersionInfo = NULL;
1117     BOOL boolret = FALSE;
1118     UINT uiLength;
1119     VS_FIXEDFILEINFO *pFileInfo;
1120
1121     TRACE("Filling container %p for %s in %s\n", node,
1122           debugstr_w(szFileName), debugstr_w(szFilePath));
1123
1124     szFile = HeapAlloc(GetProcessHeap(), 0, sizeof(WCHAR) * (lstrlenW(szFilePath) +
1125                                             lstrlenW(szFileName) + 2 /* slash + terminator */));
1126     if (!szFile)
1127         return E_OUTOFMEMORY;
1128
1129     lstrcpyW(szFile, szFilePath);
1130     lstrcatW(szFile, szSlashSep);
1131     lstrcatW(szFile, szFileName);
1132
1133     retval = GetFileVersionInfoSizeW(szFile, &hdl);
1134     if (retval)
1135     {
1136         pVersionInfo = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, retval);
1137         if (!pVersionInfo)
1138         {
1139             hr = E_OUTOFMEMORY;
1140             goto cleanup;
1141         }
1142
1143         if (GetFileVersionInfoW(szFile, 0, retval, pVersionInfo) &&
1144             VerQueryValueW(pVersionInfo, szSlashSep, (void **)&pFileInfo, &uiLength))
1145             boolret = TRUE;
1146     }
1147
1148     hr = add_bstr_property(node, szPath, szFile);
1149     if (FAILED(hr))
1150         goto cleanup;
1151
1152     hr = add_bstr_property(node, szName, szFileName);
1153     if (FAILED(hr))
1154         goto cleanup;
1155
1156     hr = add_bool_property(node, bExists, boolret);
1157     if (FAILED(hr))
1158         goto cleanup;
1159
1160     if (boolret)
1161     {
1162         snprintfW(szVersion_v, sizeof(szVersion_v)/sizeof(szVersion_v[0]),
1163                   szVersionFormat,
1164                   HIWORD(pFileInfo->dwFileVersionMS),
1165                   LOWORD(pFileInfo->dwFileVersionMS),
1166                   HIWORD(pFileInfo->dwFileVersionLS),
1167                   LOWORD(pFileInfo->dwFileVersionLS));
1168
1169         TRACE("Found version as (%s)\n", debugstr_w(szVersion_v));
1170
1171         hr = add_bstr_property(node, szVersion, szVersion_v);
1172         if (FAILED(hr))
1173             goto cleanup;
1174
1175         hr = add_bstr_property(node, szAttributes, szFinal_Retail_v);
1176         if (FAILED(hr))
1177             goto cleanup;
1178
1179         hr = add_bstr_property(node, szLanguageEnglish, szEnglish_v);
1180         if (FAILED(hr))
1181             goto cleanup;
1182
1183         hr = add_ui4_property(node, dwFileTimeHigh, pFileInfo->dwFileDateMS);
1184         if (FAILED(hr))
1185             goto cleanup;
1186
1187         hr = add_ui4_property(node, dwFileTimeLow, pFileInfo->dwFileDateLS);
1188         if (FAILED(hr))
1189             goto cleanup;
1190
1191         hr = add_bool_property(node, bBeta, ((pFileInfo->dwFileFlags & pFileInfo->dwFileFlagsMask) & VS_FF_PRERELEASE) != 0);
1192         if (FAILED(hr))
1193             goto cleanup;
1194
1195         hr = add_bool_property(node, bDebug, ((pFileInfo->dwFileFlags & pFileInfo->dwFileFlagsMask) & VS_FF_DEBUG) != 0);
1196         if (FAILED(hr))
1197             goto cleanup;
1198     }
1199
1200     hr = S_OK;
1201 cleanup:
1202     HeapFree(GetProcessHeap(), 0, pVersionInfo);
1203     HeapFree(GetProcessHeap(), 0, szFile);
1204
1205     return hr;
1206 }
1207 static HRESULT build_directxfiles_tree(IDxDiagContainerImpl_Container *node)
1208 {
1209     static const WCHAR dlls[][15] =
1210     {
1211         {'d','3','d','8','.','d','l','l',0},
1212         {'d','3','d','9','.','d','l','l',0},
1213         {'d','d','r','a','w','.','d','l','l',0},
1214         {'d','e','v','e','n','u','m','.','d','l','l',0},
1215         {'d','i','n','p','u','t','8','.','d','l','l',0},
1216         {'d','i','n','p','u','t','.','d','l','l',0},
1217         {'d','m','b','a','n','d','.','d','l','l',0},
1218         {'d','m','c','o','m','p','o','s','.','d','l','l',0},
1219         {'d','m','i','m','e','.','d','l','l',0},
1220         {'d','m','l','o','a','d','e','r','.','d','l','l',0},
1221         {'d','m','s','c','r','i','p','t','.','d','l','l',0},
1222         {'d','m','s','t','y','l','e','.','d','l','l',0},
1223         {'d','m','s','y','n','t','h','.','d','l','l',0},
1224         {'d','m','u','s','i','c','.','d','l','l',0},
1225         {'d','p','l','a','y','x','.','d','l','l',0},
1226         {'d','p','n','e','t','.','d','l','l',0},
1227         {'d','s','o','u','n','d','.','d','l','l',0},
1228         {'d','s','w','a','v','e','.','d','l','l',0},
1229         {'d','x','d','i','a','g','n','.','d','l','l',0},
1230         {'q','u','a','r','t','z','.','d','l','l',0}
1231     };
1232
1233     HRESULT hr;
1234     WCHAR szFilePath[MAX_PATH];
1235     INT i;
1236
1237     GetSystemDirectoryW(szFilePath, MAX_PATH);
1238
1239     for (i = 0; i < sizeof(dlls) / sizeof(dlls[0]); i++)
1240     {
1241         static const WCHAR szFormat[] = {'%','d',0};
1242
1243         WCHAR szFileID[5];
1244         IDxDiagContainerImpl_Container *file_container;
1245
1246         snprintfW(szFileID, sizeof(szFileID)/sizeof(szFileID[0]), szFormat, i);
1247
1248         file_container = allocate_information_node(szFileID);
1249         if (!file_container)
1250             return E_OUTOFMEMORY;
1251
1252         hr = fill_file_description(file_container, szFilePath, dlls[i]);
1253         if (FAILED(hr))
1254         {
1255             free_information_tree(file_container);
1256             continue;
1257         }
1258
1259         add_subcontainer(node, file_container);
1260     }
1261
1262     return S_OK;
1263 }
1264
1265 static HRESULT read_property_names(IPropertyBag *pPropBag, VARIANT *friendly_name, VARIANT *clsid_name)
1266 {
1267     static const WCHAR wszFriendlyName[] = {'F','r','i','e','n','d','l','y','N','a','m','e',0};
1268     static const WCHAR wszClsidName[] = {'C','L','S','I','D',0};
1269
1270     HRESULT hr;
1271
1272     VariantInit(friendly_name);
1273     VariantInit(clsid_name);
1274
1275     hr = IPropertyBag_Read(pPropBag, wszFriendlyName, friendly_name, 0);
1276     if (FAILED(hr))
1277         return hr;
1278
1279     hr = IPropertyBag_Read(pPropBag, wszClsidName, clsid_name, 0);
1280     if (FAILED(hr))
1281     {
1282         VariantClear(friendly_name);
1283         return hr;
1284     }
1285
1286     return S_OK;
1287 }
1288
1289 static HRESULT fill_filter_data_information(IDxDiagContainerImpl_Container *subcont, BYTE *pData, ULONG cb)
1290 {
1291     static const WCHAR szVersionW[] = {'s','z','V','e','r','s','i','o','n',0};
1292     static const WCHAR dwInputs[] = {'d','w','I','n','p','u','t','s',0};
1293     static const WCHAR dwOutputs[] = {'d','w','O','u','t','p','u','t','s',0};
1294     static const WCHAR dwMeritW[] = {'d','w','M','e','r','i','t',0};
1295     static const WCHAR szVersionFormat[] = {'v','%','d',0};
1296
1297     HRESULT hr;
1298     IFilterMapper2 *pFileMapper = NULL;
1299     IAMFilterData *pFilterData = NULL;
1300     REGFILTER2 *pRF = NULL;
1301     WCHAR bufferW[10];
1302     ULONG j;
1303     DWORD dwNOutputs = 0;
1304     DWORD dwNInputs = 0;
1305
1306     hr = CoCreateInstance(&CLSID_FilterMapper2, NULL, CLSCTX_INPROC, &IID_IFilterMapper2,
1307                           (void **)&pFileMapper);
1308     if (FAILED(hr))
1309         return hr;
1310
1311     hr = IFilterMapper2_QueryInterface(pFileMapper, &IID_IAMFilterData, (void **)&pFilterData);
1312     if (FAILED(hr))
1313         goto cleanup;
1314
1315     hr = IAMFilterData_ParseFilterData(pFilterData, pData, cb, (BYTE **)&pRF);
1316     if (FAILED(hr))
1317         goto cleanup;
1318
1319     snprintfW(bufferW, sizeof(bufferW)/sizeof(bufferW[0]), szVersionFormat, pRF->dwVersion);
1320     hr = add_bstr_property(subcont, szVersionW, bufferW);
1321     if (FAILED(hr))
1322         goto cleanup;
1323
1324     if (pRF->dwVersion == 1)
1325     {
1326         for (j = 0; j < pRF->u.s.cPins; j++)
1327             if (pRF->u.s.rgPins[j].bOutput)
1328                 dwNOutputs++;
1329             else
1330                 dwNInputs++;
1331     }
1332     else if (pRF->dwVersion == 2)
1333     {
1334         for (j = 0; j < pRF->u.s1.cPins2; j++)
1335             if (pRF->u.s1.rgPins2[j].dwFlags & REG_PINFLAG_B_OUTPUT)
1336                 dwNOutputs++;
1337             else
1338                 dwNInputs++;
1339     }
1340
1341     hr = add_ui4_property(subcont, dwInputs, dwNInputs);
1342     if (FAILED(hr))
1343         goto cleanup;
1344
1345     hr = add_ui4_property(subcont, dwOutputs, dwNOutputs);
1346     if (FAILED(hr))
1347         goto cleanup;
1348
1349     hr = add_ui4_property(subcont, dwMeritW, pRF->dwMerit);
1350     if (FAILED(hr))
1351         goto cleanup;
1352
1353     hr = S_OK;
1354 cleanup:
1355     CoTaskMemFree(pRF);
1356     if (pFilterData) IAMFilterData_Release(pFilterData);
1357     if (pFileMapper) IFilterMapper2_Release(pFileMapper);
1358
1359     return hr;
1360 }
1361
1362 static HRESULT fill_filter_container(IDxDiagContainerImpl_Container *subcont, IMoniker *pMoniker)
1363 {
1364     static const WCHAR szName[] = {'s','z','N','a','m','e',0};
1365     static const WCHAR ClsidFilterW[] = {'C','l','s','i','d','F','i','l','t','e','r',0};
1366     static const WCHAR wszFilterDataName[] = {'F','i','l','t','e','r','D','a','t','a',0};
1367
1368     HRESULT hr;
1369     IPropertyBag *pPropFilterBag = NULL;
1370     BYTE *pData;
1371     VARIANT friendly_name;
1372     VARIANT clsid_name;
1373     VARIANT v;
1374
1375     VariantInit(&friendly_name);
1376     VariantInit(&clsid_name);
1377     VariantInit(&v);
1378
1379     hr = IMoniker_BindToStorage(pMoniker, NULL, NULL, &IID_IPropertyBag, (void **)&pPropFilterBag);
1380     if (FAILED(hr))
1381         return hr;
1382
1383     hr = read_property_names(pPropFilterBag, &friendly_name, &clsid_name);
1384     if (FAILED(hr))
1385         goto cleanup;
1386
1387     TRACE("Name = %s\n", debugstr_w(V_BSTR(&friendly_name)));
1388     TRACE("CLSID = %s\n", debugstr_w(V_BSTR(&clsid_name)));
1389
1390     hr = add_bstr_property(subcont, szName, V_BSTR(&friendly_name));
1391     if (FAILED(hr))
1392         goto cleanup;
1393
1394     hr = add_bstr_property(subcont, ClsidFilterW, V_BSTR(&clsid_name));
1395     if (FAILED(hr))
1396         goto cleanup;
1397
1398     hr = IPropertyBag_Read(pPropFilterBag, wszFilterDataName, &v, NULL);
1399     if (FAILED(hr))
1400         goto cleanup;
1401
1402     hr = SafeArrayAccessData(V_ARRAY(&v), (void **)&pData);
1403     if (FAILED(hr))
1404         goto cleanup;
1405
1406     hr = fill_filter_data_information(subcont, pData, V_ARRAY(&v)->rgsabound->cElements);
1407     SafeArrayUnaccessData(V_ARRAY(&v));
1408     if (FAILED(hr))
1409         goto cleanup;
1410
1411     hr = S_OK;
1412 cleanup:
1413     VariantClear(&v);
1414     VariantClear(&clsid_name);
1415     VariantClear(&friendly_name);
1416     if (pPropFilterBag) IPropertyBag_Release(pPropFilterBag);
1417
1418     return hr;
1419 }
1420
1421 static HRESULT build_directshowfilters_tree(IDxDiagContainerImpl_Container *node)
1422 {
1423     static const WCHAR szCatName[] = {'s','z','C','a','t','N','a','m','e',0};
1424     static const WCHAR ClsidCatW[] = {'C','l','s','i','d','C','a','t',0};
1425     static const WCHAR szIdFormat[] = {'%','d',0};
1426
1427     HRESULT hr;
1428     int i = 0;
1429     ICreateDevEnum *pCreateDevEnum;
1430     IEnumMoniker *pEmCat = NULL;
1431     IMoniker *pMCat = NULL;
1432         IEnumMoniker *pEnum = NULL;
1433
1434     hr = CoCreateInstance(&CLSID_SystemDeviceEnum, NULL, CLSCTX_INPROC_SERVER,
1435                           &IID_ICreateDevEnum, (void **)&pCreateDevEnum);
1436     if (FAILED(hr))
1437         return hr;
1438
1439     hr = ICreateDevEnum_CreateClassEnumerator(pCreateDevEnum, &CLSID_ActiveMovieCategories, &pEmCat, 0);
1440     if (FAILED(hr))
1441         goto cleanup;
1442
1443     while (IEnumMoniker_Next(pEmCat, 1, &pMCat, NULL) == S_OK)
1444     {
1445         VARIANT vCatName;
1446         VARIANT vCatClsid;
1447         IPropertyBag *pPropBag;
1448         CLSID clsidCat;
1449         IMoniker *pMoniker = NULL;
1450
1451         hr = IMoniker_BindToStorage(pMCat, NULL, NULL, &IID_IPropertyBag, (void **)&pPropBag);
1452         if (FAILED(hr))
1453         {
1454             IMoniker_Release(pMCat);
1455             break;
1456         }
1457
1458         hr = read_property_names(pPropBag, &vCatName, &vCatClsid);
1459         IPropertyBag_Release(pPropBag);
1460         if (FAILED(hr))
1461         {
1462             IMoniker_Release(pMCat);
1463             break;
1464         }
1465
1466         hr = CLSIDFromString(V_BSTR(&vCatClsid), &clsidCat);
1467         if (FAILED(hr))
1468         {
1469             IMoniker_Release(pMCat);
1470             VariantClear(&vCatClsid);
1471             VariantClear(&vCatName);
1472             break;
1473         }
1474
1475         hr = ICreateDevEnum_CreateClassEnumerator(pCreateDevEnum, &clsidCat, &pEnum, 0);
1476         if (hr != S_OK)
1477         {
1478             IMoniker_Release(pMCat);
1479             VariantClear(&vCatClsid);
1480             VariantClear(&vCatName);
1481             continue;
1482         }
1483
1484         TRACE("Enumerating class %s\n", debugstr_guid(&clsidCat));
1485
1486         while (IEnumMoniker_Next(pEnum, 1, &pMoniker, NULL) == S_OK)
1487         {
1488             WCHAR bufferW[10];
1489             IDxDiagContainerImpl_Container *subcont;
1490
1491             snprintfW(bufferW, sizeof(bufferW)/sizeof(bufferW[0]), szIdFormat, i);
1492             subcont = allocate_information_node(bufferW);
1493             if (!subcont)
1494             {
1495                 hr = E_OUTOFMEMORY;
1496                 IMoniker_Release(pMoniker);
1497                 break;
1498             }
1499
1500             hr = add_bstr_property(subcont, szCatName, V_BSTR(&vCatName));
1501             if (FAILED(hr))
1502             {
1503                 free_information_tree(subcont);
1504                 IMoniker_Release(pMoniker);
1505                 break;
1506             }
1507
1508             hr = add_bstr_property(subcont, ClsidCatW, V_BSTR(&vCatClsid));
1509             if (FAILED(hr))
1510             {
1511                 free_information_tree(subcont);
1512                 IMoniker_Release(pMoniker);
1513                 break;
1514             }
1515
1516             hr = fill_filter_container(subcont, pMoniker);
1517             if (FAILED(hr))
1518             {
1519                 free_information_tree(subcont);
1520                 IMoniker_Release(pMoniker);
1521                 break;
1522             }
1523
1524             add_subcontainer(node, subcont);
1525             i++;
1526             IMoniker_Release(pMoniker);
1527         }
1528
1529         IEnumMoniker_Release(pEnum);
1530         IMoniker_Release(pMCat);
1531         VariantClear(&vCatClsid);
1532         VariantClear(&vCatName);
1533
1534         if (FAILED(hr))
1535             break;
1536     }
1537
1538 cleanup:
1539     if (pEmCat) IEnumMoniker_Release(pEmCat);
1540     ICreateDevEnum_Release(pCreateDevEnum);
1541     return hr;
1542 }
1543
1544 static HRESULT build_logicaldisks_tree(IDxDiagContainerImpl_Container *node)
1545 {
1546     return S_OK;
1547 }
1548
1549 static HRESULT build_information_tree(IDxDiagContainerImpl_Container **pinfo_root)
1550 {
1551     static const WCHAR DxDiag_SystemInfo[] = {'D','x','D','i','a','g','_','S','y','s','t','e','m','I','n','f','o',0};
1552     static const WCHAR DxDiag_DisplayDevices[] = {'D','x','D','i','a','g','_','D','i','s','p','l','a','y','D','e','v','i','c','e','s',0};
1553     static const WCHAR DxDiag_DirectSound[] = {'D','x','D','i','a','g','_','D','i','r','e','c','t','S','o','u','n','d',0};
1554     static const WCHAR DxDiag_DirectMusic[] = {'D','x','D','i','a','g','_','D','i','r','e','c','t','M','u','s','i','c',0};
1555     static const WCHAR DxDiag_DirectInput[] = {'D','x','D','i','a','g','_','D','i','r','e','c','t','I','n','p','u','t',0};
1556     static const WCHAR DxDiag_DirectPlay[] = {'D','x','D','i','a','g','_','D','i','r','e','c','t','P','l','a','y',0};
1557     static const WCHAR DxDiag_SystemDevices[] = {'D','x','D','i','a','g','_','S','y','s','t','e','m','D','e','v','i','c','e','s',0};
1558     static const WCHAR DxDiag_DirectXFiles[] = {'D','x','D','i','a','g','_','D','i','r','e','c','t','X','F','i','l','e','s',0};
1559     static const WCHAR DxDiag_DirectShowFilters[] = {'D','x','D','i','a','g','_','D','i','r','e','c','t','S','h','o','w','F','i','l','t','e','r','s',0};
1560     static const WCHAR DxDiag_LogicalDisks[] = {'D','x','D','i','a','g','_','L','o','g','i','c','a','l','D','i','s','k','s',0};
1561
1562     static const struct
1563     {
1564         const WCHAR *name;
1565         HRESULT (*initfunc)(IDxDiagContainerImpl_Container *);
1566     } root_children[] =
1567     {
1568         {DxDiag_SystemInfo, build_systeminfo_tree},
1569         {DxDiag_DisplayDevices, build_displaydevices_tree},
1570         {DxDiag_DirectSound, build_directsound_tree},
1571         {DxDiag_DirectMusic, build_directmusic_tree},
1572         {DxDiag_DirectInput, build_directinput_tree},
1573         {DxDiag_DirectPlay, build_directplay_tree},
1574         {DxDiag_SystemDevices, build_systemdevices_tree},
1575         {DxDiag_DirectXFiles, build_directxfiles_tree},
1576         {DxDiag_DirectShowFilters, build_directshowfilters_tree},
1577         {DxDiag_LogicalDisks, build_logicaldisks_tree},
1578     };
1579
1580     IDxDiagContainerImpl_Container *info_root;
1581     size_t index;
1582
1583     info_root = allocate_information_node(NULL);
1584     if (!info_root)
1585         return E_OUTOFMEMORY;
1586
1587     for (index = 0; index < sizeof(root_children)/sizeof(root_children[0]); index++)
1588     {
1589         IDxDiagContainerImpl_Container *node;
1590         HRESULT hr;
1591
1592         node = allocate_information_node(root_children[index].name);
1593         if (!node)
1594         {
1595             free_information_tree(info_root);
1596             return E_OUTOFMEMORY;
1597         }
1598
1599         hr = root_children[index].initfunc(node);
1600         if (FAILED(hr))
1601         {
1602             free_information_tree(node);
1603             free_information_tree(info_root);
1604             return hr;
1605         }
1606
1607         add_subcontainer(info_root, node);
1608     }
1609
1610     *pinfo_root = info_root;
1611     return S_OK;
1612 }