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 struct IDxDiagProviderImpl
  71 {
  72   IDxDiagProvider IDxDiagProvider_iface;
  73   LONG ref;
  74   BOOL init;
  75   DXDIAG_INIT_PARAMS params;
  76   IDxDiagContainerImpl_Container *info_root;
  77 };
  78
  79 static inline IDxDiagProviderImpl *impl_from_IDxDiagProvider(IDxDiagProvider *iface)
  80 {
  81      return CONTAINING_RECORD(iface, IDxDiagProviderImpl, IDxDiagProvider_iface);
  82 }
  83
  84 /* IDxDiagProvider IUnknown parts follow: */
  85 static HRESULT WINAPI IDxDiagProviderImpl_QueryInterface(IDxDiagProvider *iface, REFIID riid,
  86         void **ppobj)
  87 {
  88     IDxDiagProviderImpl *This = impl_from_IDxDiagProvider(iface);
  89
  90     if (!ppobj) return E_INVALIDARG;
  91
  92     if (IsEqualGUID(riid, &IID_IUnknown)
  93         || IsEqualGUID(riid, &IID_IDxDiagProvider)) {
  94         IUnknown_AddRef(iface);
  95         *ppobj = This;
  96         return S_OK;
  97     }
  98
  99     WARN("(%p)->(%s,%p),not found\n",This,debugstr_guid(riid),ppobj);
 100     *ppobj = NULL;
 101     return E_NOINTERFACE;
 102 }
 103
 104 static ULONG WINAPI IDxDiagProviderImpl_AddRef(IDxDiagProvider *iface)
 105 {
 106     IDxDiagProviderImpl *This = impl_from_IDxDiagProvider(iface);
 107     ULONG refCount = InterlockedIncrement(&This->ref);
 108
 109     TRACE("(%p)->(ref before=%u)\n", This, refCount - 1);
 110
 111     DXDIAGN_LockModule();
 112
 113     return refCount;
 114 }
 115
 116 static ULONG WINAPI IDxDiagProviderImpl_Release(IDxDiagProvider *iface)
 117 {
 118     IDxDiagProviderImpl *This = impl_from_IDxDiagProvider(iface);
 119     ULONG refCount = InterlockedDecrement(&This->ref);
 120
 121     TRACE("(%p)->(ref before=%u)\n", This, refCount + 1);
 122
 123     if (!refCount) {
 124         free_information_tree(This->info_root);
 125         HeapFree(GetProcessHeap(), 0, This);
 126     }
 127
 128     DXDIAGN_UnlockModule();
 129
 130     return refCount;
 131 }
 132
 133 /* IDxDiagProvider Interface follow: */
 134 static HRESULT WINAPI IDxDiagProviderImpl_Initialize(IDxDiagProvider *iface,
 135         DXDIAG_INIT_PARAMS *pParams)
 136 {
 137     IDxDiagProviderImpl *This = impl_from_IDxDiagProvider(iface);
 138     HRESULT hr;
 139
 140     TRACE("(%p,%p)\n", iface, pParams);
 141
 142     if (NULL == pParams) {
 143       return E_POINTER;
 144     }
 145     if (pParams->dwSize != sizeof(DXDIAG_INIT_PARAMS) ||
 146         pParams->dwDxDiagHeaderVersion != DXDIAG_DX9_SDK_VERSION) {
 147       return E_INVALIDARG;
 148     }
 149
 150     if (!This->info_root)
 151     {
 152         hr = build_information_tree(&This->info_root);
 153         if (FAILED(hr))
 154             return hr;
 155     }
 156
 157     This->init = TRUE;
 158     memcpy(&This->params, pParams, pParams->dwSize);
 159     return S_OK;
 160 }
 161
 162 static HRESULT WINAPI IDxDiagProviderImpl_GetRootContainer(IDxDiagProvider *iface,
 163         IDxDiagContainer **ppInstance)
 164 {
 165   IDxDiagProviderImpl *This = impl_from_IDxDiagProvider(iface);
 166
 167   TRACE("(%p,%p)\n", iface, ppInstance);
 168
 169   if (FALSE == This->init) {
 170     return CO_E_NOTINITIALIZED;
 171   }
 172
 173   return DXDiag_CreateDXDiagContainer(&IID_IDxDiagContainer, This->info_root,
 174           &This->IDxDiagProvider_iface, (void **)ppInstance);
 175 }
 176
 177 static const IDxDiagProviderVtbl DxDiagProvider_Vtbl =
 178 {
 179     IDxDiagProviderImpl_QueryInterface,
 180     IDxDiagProviderImpl_AddRef,
 181     IDxDiagProviderImpl_Release,
 182     IDxDiagProviderImpl_Initialize,
 183     IDxDiagProviderImpl_GetRootContainer
 184 };
 185
 186 HRESULT DXDiag_CreateDXDiagProvider(LPCLASSFACTORY iface, LPUNKNOWN punkOuter, REFIID riid, LPVOID *ppobj) {
 187   IDxDiagProviderImpl* provider;
 188
 189   TRACE("(%p, %s, %p)\n", punkOuter, debugstr_guid(riid), ppobj);
 190
 191   *ppobj = NULL;
 192   if (punkOuter) return CLASS_E_NOAGGREGATION;
 193
 194   provider = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDxDiagProviderImpl));
 195   if (NULL == provider) return E_OUTOFMEMORY;
 196   provider->IDxDiagProvider_iface.lpVtbl = &DxDiagProvider_Vtbl;
 197   provider->ref = 0; /* will be inited with QueryInterface */
 198   return IDxDiagProviderImpl_QueryInterface(&provider->IDxDiagProvider_iface, riid, ppobj);
 199 }
 200
 201 static void free_property_information(IDxDiagContainerImpl_Property *prop)
 202 {
 203     VariantClear(&prop->vProp);
 204     HeapFree(GetProcessHeap(), 0, prop->propName);
 205     HeapFree(GetProcessHeap(), 0, prop);
 206 }
 207
 208 static void free_information_tree(IDxDiagContainerImpl_Container *node)
 209 {
 210     IDxDiagContainerImpl_Container *ptr, *cursor2;
 211
 212     if (!node)
 213         return;
 214
 215     HeapFree(GetProcessHeap(), 0, node->contName);
 216
 217     LIST_FOR_EACH_ENTRY_SAFE(ptr, cursor2, &node->subContainers, IDxDiagContainerImpl_Container, entry)
 218     {
 219         IDxDiagContainerImpl_Property *prop, *prop_cursor2;
 220
 221         LIST_FOR_EACH_ENTRY_SAFE(prop, prop_cursor2, &ptr->properties, IDxDiagContainerImpl_Property, entry)
 222         {
 223             list_remove(&prop->entry);
 224             free_property_information(prop);
 225         }
 226
 227         list_remove(&ptr->entry);
 228         free_information_tree(ptr);
 229     }
 230
 231     HeapFree(GetProcessHeap(), 0, node);
 232 }
 233
 234 static IDxDiagContainerImpl_Container *allocate_information_node(const WCHAR *name)
 235 {
 236     IDxDiagContainerImpl_Container *ret;
 237
 238     ret = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*ret));
 239     if (!ret)
 240         return NULL;
 241
 242     if (name)
 243     {
 244         ret->contName = HeapAlloc(GetProcessHeap(), 0, (strlenW(name) + 1) * sizeof(*name));
 245         if (!ret->contName)
 246         {
 247             HeapFree(GetProcessHeap(), 0, ret);
 248             return NULL;
 249         }
 250         strcpyW(ret->contName, name);
 251     }
 252
 253     list_init(&ret->subContainers);
 254     list_init(&ret->properties);
 255
 256     return ret;
 257 }
 258
 259 static IDxDiagContainerImpl_Property *allocate_property_information(const WCHAR *name)
 260 {
 261     IDxDiagContainerImpl_Property *ret;
 262
 263     ret = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*ret));
 264     if (!ret)
 265         return NULL;
 266
 267     ret->propName = HeapAlloc(GetProcessHeap(), 0, (strlenW(name) + 1) * sizeof(*name));
 268     if (!ret->propName)
 269     {
 270         HeapFree(GetProcessHeap(), 0, ret);
 271         return NULL;
 272     }
 273     strcpyW(ret->propName, name);
 274
 275     return ret;
 276 }
 277
 278 static inline void add_subcontainer(IDxDiagContainerImpl_Container *node, IDxDiagContainerImpl_Container *subCont)
 279 {
 280     list_add_tail(&node->subContainers, &subCont->entry);
 281     ++node->nSubContainers;
 282 }
 283
 284 static inline HRESULT add_bstr_property(IDxDiagContainerImpl_Container *node, const WCHAR *propName, const WCHAR *str)
 285 {
 286     IDxDiagContainerImpl_Property *prop;
 287     BSTR bstr;
 288
 289     prop = allocate_property_information(propName);
 290     if (!prop)
 291         return E_OUTOFMEMORY;
 292
 293     bstr = SysAllocString(str);
 294     if (!bstr)
 295     {
 296         free_property_information(prop);
 297         return E_OUTOFMEMORY;
 298     }
 299
 300     V_VT(&prop->vProp) = VT_BSTR;
 301     V_BSTR(&prop->vProp) = bstr;
 302
 303     list_add_tail(&node->properties, &prop->entry);
 304     ++node->nProperties;
 305
 306     return S_OK;
 307 }
 308
 309 static inline HRESULT add_ui4_property(IDxDiagContainerImpl_Container *node, const WCHAR *propName, DWORD data)
 310 {
 311     IDxDiagContainerImpl_Property *prop;
 312
 313     prop = allocate_property_information(propName);
 314     if (!prop)
 315         return E_OUTOFMEMORY;
 316
 317     V_VT(&prop->vProp) = VT_UI4;
 318     V_UI4(&prop->vProp) = data;
 319
 320     list_add_tail(&node->properties, &prop->entry);
 321     ++node->nProperties;
 322
 323     return S_OK;
 324 }
 325
 326 static inline HRESULT add_bool_property(IDxDiagContainerImpl_Container *node, const WCHAR *propName, BOOL data)
 327 {
 328     IDxDiagContainerImpl_Property *prop;
 329
 330     prop = allocate_property_information(propName);
 331     if (!prop)
 332         return E_OUTOFMEMORY;
 333
 334     V_VT(&prop->vProp) = VT_BOOL;
 335     V_BOOL(&prop->vProp) = data;
 336
 337     list_add_tail(&node->properties, &prop->entry);
 338     ++node->nProperties;
 339
 340     return S_OK;
 341 }
 342
 343 static inline HRESULT add_ull_as_bstr_property(IDxDiagContainerImpl_Container *node, const WCHAR *propName, ULONGLONG data )
 344 {
 345     IDxDiagContainerImpl_Property *prop;
 346
 347     prop = allocate_property_information(propName);
 348     if (!prop)
 349         return E_OUTOFMEMORY;
 350
 351     V_VT(&prop->vProp) = VT_UI8;
 352     V_UI8(&prop->vProp) = data;
 353
 354     VariantChangeType(&prop->vProp, &prop->vProp, 0, VT_BSTR);
 355
 356     list_add_tail(&node->properties, &prop->entry);
 357     ++node->nProperties;
 358
 359     return S_OK;
 360 }
 361
 362 /* Copied from programs/taskkill/taskkill.c. */
 363 static DWORD *enumerate_processes(DWORD *list_count)
 364 {
 365     DWORD *pid_list, alloc_bytes = 1024 * sizeof(*pid_list), needed_bytes;
 366
 367     pid_list = HeapAlloc(GetProcessHeap(), 0, alloc_bytes);
 368     if (!pid_list)
 369         return NULL;
 370
 371     for (;;)
 372     {
 373         DWORD *realloc_list;
 374
 375         if (!EnumProcesses(pid_list, alloc_bytes, &needed_bytes))
 376         {
 377             HeapFree(GetProcessHeap(), 0, pid_list);
 378             return NULL;
 379         }
 380
 381         /* EnumProcesses can't signal an insufficient buffer condition, so the
 382          * only way to possibly determine whether a larger buffer is required
 383          * is to see whether the written number of bytes is the same as the
 384          * buffer size. If so, the buffer will be reallocated to twice the
 385          * size. */
 386         if (alloc_bytes != needed_bytes)
 387             break;
 388
 389         alloc_bytes *= 2;
 390         realloc_list = HeapReAlloc(GetProcessHeap(), 0, pid_list, alloc_bytes);
 391         if (!realloc_list)
 392         {
 393             HeapFree(GetProcessHeap(), 0, pid_list);
 394             return NULL;
 395         }
 396         pid_list = realloc_list;
 397     }
 398
 399     *list_count = needed_bytes / sizeof(*pid_list);
 400     return pid_list;
 401 }
 402
 403 /* Copied from programs/taskkill/taskkill.c. */
 404 static BOOL get_process_name_from_pid(DWORD pid, WCHAR *buf, DWORD chars)
 405 {
 406     HANDLE process;
 407     HMODULE module;
 408     DWORD required_size;
 409
 410     process = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pid);
 411     if (!process)
 412         return FALSE;
 413
 414     if (!EnumProcessModules(process, &module, sizeof(module), &required_size))
 415     {
 416         CloseHandle(process);
 417         return FALSE;
 418     }
 419
 420     if (!GetModuleBaseNameW(process, module, buf, chars))
 421     {
 422         CloseHandle(process);
 423         return FALSE;
 424     }
 425
 426     CloseHandle(process);
 427     return TRUE;
 428 }
 429
 430 /* dxdiagn's detection scheme is simply to look for a process called conf.exe. */
 431 static BOOL is_netmeeting_running(void)
 432 {
 433     static const WCHAR conf_exe[] = {'c','o','n','f','.','e','x','e',0};
 434
 435     DWORD list_count;
 436     DWORD *pid_list = enumerate_processes(&list_count);
 437
 438     if (pid_list)
 439     {
 440         DWORD i;
 441         WCHAR process_name[MAX_PATH];
 442
 443         for (i = 0; i < list_count; i++)
 444         {
 445             if (get_process_name_from_pid(pid_list[i], process_name, sizeof(process_name)/sizeof(WCHAR)) &&
 446                 !lstrcmpW(conf_exe, process_name))
 447             {
 448                 HeapFree(GetProcessHeap(), 0, pid_list);
 449                 return TRUE;
 450             }
 451         }
 452         HeapFree(GetProcessHeap(), 0, pid_list);
 453     }
 454
 455     return FALSE;
 456 }
 457
 458 static HRESULT fill_language_information(IDxDiagContainerImpl_Container *node)
 459 {
 460     static const WCHAR regional_setting_engW[] = {'R','e','g','i','o','n','a','l',' ','S','e','t','t','i','n','g',0};
 461     static const WCHAR languages_fmtW[] = {'%','s',' ','(','%','s',':',' ','%','s',')',0};
 462     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};
 463     static const WCHAR szLanguagesEnglish[] = {'s','z','L','a','n','g','u','a','g','e','s','E','n','g','l','i','s','h',0};
 464
 465     WCHAR system_lang[80], regional_setting[100], user_lang[80], language_str[300];
 466     HRESULT hr;
 467
 468     /* szLanguagesLocalized */
 469     GetLocaleInfoW(LOCALE_SYSTEM_DEFAULT, LOCALE_SNATIVELANGNAME, system_lang, sizeof(system_lang)/sizeof(WCHAR));
 470     LoadStringW(dxdiagn_instance, IDS_REGIONAL_SETTING, regional_setting, sizeof(regional_setting)/sizeof(WCHAR));
 471     GetLocaleInfoW(LOCALE_USER_DEFAULT, LOCALE_SNATIVELANGNAME, user_lang, sizeof(user_lang)/sizeof(WCHAR));
 472
 473     snprintfW(language_str, sizeof(language_str)/sizeof(WCHAR), languages_fmtW, system_lang, regional_setting, user_lang);
 474
 475     hr = add_bstr_property(node, szLanguagesLocalized, language_str);
 476     if (FAILED(hr))
 477         return hr;
 478
 479     /* szLanguagesEnglish */
 480     GetLocaleInfoW(LOCALE_SYSTEM_DEFAULT, LOCALE_SENGLANGUAGE, system_lang, sizeof(system_lang)/sizeof(WCHAR));
 481     GetLocaleInfoW(LOCALE_USER_DEFAULT, LOCALE_SENGLANGUAGE, user_lang, sizeof(user_lang)/sizeof(WCHAR));
 482
 483     snprintfW(language_str, sizeof(language_str)/sizeof(WCHAR), languages_fmtW, system_lang, regional_setting_engW, user_lang);
 484
 485     hr = add_bstr_property(node, szLanguagesEnglish, language_str);
 486     if (FAILED(hr))
 487         return hr;
 488
 489     return S_OK;
 490 }
 491
 492 static HRESULT fill_datetime_information(IDxDiagContainerImpl_Container *node)
 493 {
 494     static const WCHAR date_fmtW[] = {'M','\'','/','\'','d','\'','/','\'','y','y','y','y',0};
 495     static const WCHAR time_fmtW[] = {'H','H','\'',':','\'','m','m','\'',':','\'','s','s',0};
 496     static const WCHAR datetime_fmtW[] = {'%','s',',',' ','%','s',0};
 497     static const WCHAR szTimeLocalized[] = {'s','z','T','i','m','e','L','o','c','a','l','i','z','e','d',0};
 498     static const WCHAR szTimeEnglish[] = {'s','z','T','i','m','e','E','n','g','l','i','s','h',0};
 499
 500     SYSTEMTIME curtime;
 501     WCHAR date_str[80], time_str[80], datetime_str[200];
 502     HRESULT hr;
 503
 504     GetLocalTime(&curtime);
 505
 506     GetTimeFormatW(LOCALE_NEUTRAL, 0, &curtime, time_fmtW, time_str, sizeof(time_str)/sizeof(WCHAR));
 507
 508     /* szTimeLocalized */
 509     GetDateFormatW(LOCALE_USER_DEFAULT, DATE_LONGDATE, &curtime, NULL, date_str, sizeof(date_str)/sizeof(WCHAR));
 510
 511     snprintfW(datetime_str, sizeof(datetime_str)/sizeof(WCHAR), datetime_fmtW, date_str, time_str);
 512
 513     hr = add_bstr_property(node, szTimeLocalized, datetime_str);
 514     if (FAILED(hr))
 515         return hr;
 516
 517     /* szTimeEnglish */
 518     GetDateFormatW(LOCALE_NEUTRAL, 0, &curtime, date_fmtW, date_str, sizeof(date_str)/sizeof(WCHAR));
 519
 520     snprintfW(datetime_str, sizeof(datetime_str)/sizeof(WCHAR), datetime_fmtW, date_str, time_str);
 521
 522     hr = add_bstr_property(node, szTimeEnglish, datetime_str);
 523     if (FAILED(hr))
 524         return hr;
 525
 526     return S_OK;
 527 }
 528
 529 static HRESULT fill_os_string_information(IDxDiagContainerImpl_Container *node, OSVERSIONINFOW *info)
 530 {
 531     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};
 532     static const WCHAR szOSLocalized[] = {'s','z','O','S','L','o','c','a','l','i','z','e','d',0};
 533     static const WCHAR szOSExLocalized[] = {'s','z','O','S','E','x','L','o','c','a','l','i','z','e','d',0};
 534     static const WCHAR szOSExLongLocalized[] = {'s','z','O','S','E','x','L','o','n','g','L','o','c','a','l','i','z','e','d',0};
 535     static const WCHAR szOSEnglish[] = {'s','z','O','S','E','n','g','l','i','s','h',0};
 536     static const WCHAR szOSExEnglish[] = {'s','z','O','S','E','x','E','n','g','l','i','s','h',0};
 537     static const WCHAR szOSExLongEnglish[] = {'s','z','O','S','E','x','L','o','n','g','E','n','g','l','i','s','h',0};
 538
 539     static const WCHAR *prop_list[] = {szOSLocalized, szOSExLocalized, szOSExLongLocalized,
 540                                        szOSEnglish, szOSExEnglish, szOSExLongEnglish};
 541
 542     size_t i;
 543     HRESULT hr;
 544
 545     /* FIXME: OS detection should be performed, and localized OS strings
 546      * should contain translated versions of the "build" phrase. */
 547     for (i = 0; i < sizeof(prop_list)/sizeof(prop_list[0]); i++)
 548     {
 549         hr = add_bstr_property(node, prop_list[i], winxpW);
 550         if (FAILED(hr))
 551             return hr;
 552     }
 553
 554     return S_OK;
 555 }
 556
 557 static HRESULT build_systeminfo_tree(IDxDiagContainerImpl_Container *node)
 558 {
 559     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};
 560     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};
 561     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};
 562     static const WCHAR szDirectXVersionLetter_v[] = {'c',0};
 563     static const WCHAR bDebug[] = {'b','D','e','b','u','g',0};
 564     static const WCHAR bNECPC98[] = {'b','N','E','C','P','C','9','8',0};
 565     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};
 566     static const WCHAR szDirectXVersionEnglish_v[] = {'4','.','0','9','.','0','0','0','0','.','0','9','0','4',0};
 567     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};
 568     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};
 569     static const WCHAR ullPhysicalMemory[] = {'u','l','l','P','h','y','s','i','c','a','l','M','e','m','o','r','y',0};
 570     static const WCHAR ullUsedPageFile[]   = {'u','l','l','U','s','e','d','P','a','g','e','F','i','l','e',0};
 571     static const WCHAR ullAvailPageFile[]  = {'u','l','l','A','v','a','i','l','P','a','g','e','F','i','l','e',0};
 572     static const WCHAR bNetMeetingRunning[] = {'b','N','e','t','M','e','e','t','i','n','g','R','u','n','n','i','n','g',0};
 573     static const WCHAR szWindowsDir[] = {'s','z','W','i','n','d','o','w','s','D','i','r',0};
 574     static const WCHAR dwOSMajorVersion[] = {'d','w','O','S','M','a','j','o','r','V','e','r','s','i','o','n',0};
 575     static const WCHAR dwOSMinorVersion[] = {'d','w','O','S','M','i','n','o','r','V','e','r','s','i','o','n',0};
 576     static const WCHAR dwOSBuildNumber[] = {'d','w','O','S','B','u','i','l','d','N','u','m','b','e','r',0};
 577     static const WCHAR dwOSPlatformID[] = {'d','w','O','S','P','l','a','t','f','o','r','m','I','D',0};
 578     static const WCHAR szCSDVersion[] = {'s','z','C','S','D','V','e','r','s','i','o','n',0};
 579     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};
 580     static const WCHAR szPageFileLocalized[] = {'s','z','P','a','g','e','F','i','l','e','L','o','c','a','l','i','z','e','d',0};
 581     static const WCHAR szPageFileEnglish[] = {'s','z','P','a','g','e','F','i','l','e','E','n','g','l','i','s','h',0};
 582     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};
 583     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};
 584     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};
 585     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};
 586     static const WCHAR szBIOSEnglish[] = {'s','z','B','I','O','S','E','n','g','l','i','s','h',0};
 587     static const WCHAR szProcessorEnglish[] = {'s','z','P','r','o','c','e','s','s','o','r','E','n','g','l','i','s','h',0};
 588     static const WCHAR szSetupParamEnglish[] = {'s','z','S','e','t','u','p','P','a','r','a','m','E','n','g','l','i','s','h',0};
 589     static const WCHAR szDxDiagVersion[] = {'s','z','D','x','D','i','a','g','V','e','r','s','i','o','n',0};
 590
 591     static const WCHAR notpresentW[] = {'N','o','t',' ','p','r','e','s','e','n','t',0};
 592
 593     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};
 594     static const WCHAR physmem_fmtW[] = {'%','u','M','B',' ','R','A','M',0};
 595
 596     HRESULT hr;
 597     MEMORYSTATUSEX msex;
 598     OSVERSIONINFOW info;
 599     DWORD count, usedpage_mb, availpage_mb;
 600     WCHAR buffer[MAX_PATH], computer_name[MAX_COMPUTERNAME_LENGTH + 1], print_buf[200], localized_pagefile_fmt[200];
 601
 602     hr = add_ui4_property(node, dwDirectXVersionMajor, 9);
 603     if (FAILED(hr))
 604         return hr;
 605
 606     hr = add_ui4_property(node, dwDirectXVersionMinor, 0);
 607     if (FAILED(hr))
 608         return hr;
 609
 610     hr = add_bstr_property(node, szDirectXVersionLetter, szDirectXVersionLetter_v);
 611     if (FAILED(hr))
 612         return hr;
 613
 614     hr = add_bstr_property(node, szDirectXVersionEnglish, szDirectXVersionEnglish_v);
 615     if (FAILED(hr))
 616         return hr;
 617
 618     hr = add_bstr_property(node, szDirectXVersionLongEnglish, szDirectXVersionLongEnglish_v);
 619     if (FAILED(hr))
 620         return hr;
 621
 622     hr = add_bool_property(node, bDebug, FALSE);
 623     if (FAILED(hr))
 624         return hr;
 625
 626     hr = add_bool_property(node, bNECPC98, FALSE);
 627     if (FAILED(hr))
 628         return hr;
 629
 630     msex.dwLength = sizeof(msex);
 631     GlobalMemoryStatusEx(&msex);
 632
 633     hr = add_ull_as_bstr_property(node, ullPhysicalMemory, msex.ullTotalPhys);
 634     if (FAILED(hr))
 635         return hr;
 636
 637     hr = add_ull_as_bstr_property(node, ullUsedPageFile, msex.ullTotalPageFile - msex.ullAvailPageFile);
 638     if (FAILED(hr))
 639         return hr;
 640
 641     hr = add_ull_as_bstr_property(node, ullAvailPageFile, msex.ullAvailPageFile);
 642     if (FAILED(hr))
 643         return hr;
 644
 645     hr = add_bool_property(node, bNetMeetingRunning, is_netmeeting_running());
 646     if (FAILED(hr))
 647         return hr;
 648
 649     info.dwOSVersionInfoSize = sizeof(info);
 650     GetVersionExW(&info);
 651
 652     hr = add_ui4_property(node, dwOSMajorVersion, info.dwMajorVersion);
 653     if (FAILED(hr))
 654         return hr;
 655
 656     hr = add_ui4_property(node, dwOSMinorVersion, info.dwMinorVersion);
 657     if (FAILED(hr))
 658         return hr;
 659
 660     hr = add_ui4_property(node, dwOSBuildNumber, info.dwBuildNumber);
 661     if (FAILED(hr))
 662         return hr;
 663
 664     hr = add_ui4_property(node, dwOSPlatformID, info.dwPlatformId);
 665     if (FAILED(hr))
 666         return hr;
 667
 668     hr = add_bstr_property(node, szCSDVersion, info.szCSDVersion);
 669     if (FAILED(hr))
 670         return hr;
 671
 672     /* FIXME: Roundoff should not be done with truncated division. */
 673     snprintfW(print_buf, sizeof(print_buf)/sizeof(WCHAR), physmem_fmtW, (DWORD)(msex.ullTotalPhys / (1024 * 1024)));
 674     hr = add_bstr_property(node, szPhysicalMemoryEnglish, print_buf);
 675     if (FAILED(hr))
 676         return hr;
 677
 678     usedpage_mb = (DWORD)((msex.ullTotalPageFile - msex.ullAvailPageFile) / (1024 * 1024));
 679     availpage_mb = (DWORD)(msex.ullAvailPageFile / (1024 * 1024));
 680     LoadStringW(dxdiagn_instance, IDS_PAGE_FILE_FORMAT, localized_pagefile_fmt, sizeof(localized_pagefile_fmt)/sizeof(WCHAR));
 681     snprintfW(print_buf, sizeof(print_buf)/sizeof(WCHAR), localized_pagefile_fmt, usedpage_mb, availpage_mb);
 682
 683     hr = add_bstr_property(node, szPageFileLocalized, print_buf);
 684     if (FAILED(hr))
 685         return hr;
 686
 687     snprintfW(print_buf, sizeof(print_buf)/sizeof(WCHAR), pagefile_fmtW, usedpage_mb, availpage_mb);
 688
 689     hr = add_bstr_property(node, szPageFileEnglish, print_buf);
 690     if (FAILED(hr))
 691         return hr;
 692
 693     GetWindowsDirectoryW(buffer, MAX_PATH);
 694
 695     hr = add_bstr_property(node, szWindowsDir, buffer);
 696     if (FAILED(hr))
 697         return hr;
 698
 699     count = sizeof(computer_name)/sizeof(WCHAR);
 700     if (!GetComputerNameW(computer_name, &count))
 701         return E_FAIL;
 702
 703     hr = add_bstr_property(node, szMachineNameLocalized, computer_name);
 704     if (FAILED(hr))
 705         return hr;
 706
 707     hr = add_bstr_property(node, szMachineNameEnglish, computer_name);
 708     if (FAILED(hr))
 709         return hr;
 710
 711     hr = add_bstr_property(node, szSystemManufacturerEnglish, szEmpty);
 712     if (FAILED(hr))
 713         return hr;
 714
 715     hr = add_bstr_property(node, szSystemModelEnglish, szEmpty);
 716     if (FAILED(hr))
 717         return hr;
 718
 719     hr = add_bstr_property(node, szBIOSEnglish, szEmpty);
 720     if (FAILED(hr))
 721         return hr;
 722
 723     hr = add_bstr_property(node, szProcessorEnglish, szEmpty);
 724     if (FAILED(hr))
 725         return hr;
 726
 727     hr = add_bstr_property(node, szSetupParamEnglish, notpresentW);
 728     if (FAILED(hr))
 729         return hr;
 730
 731     hr = add_bstr_property(node, szDxDiagVersion, szEmpty);
 732     if (FAILED(hr))
 733         return hr;
 734
 735     hr = fill_language_information(node);
 736     if (FAILED(hr))
 737         return hr;
 738
 739     hr = fill_datetime_information(node);
 740     if (FAILED(hr))
 741         return hr;
 742
 743     hr = fill_os_string_information(node, &info);
 744     if (FAILED(hr))
 745         return hr;
 746
 747     return S_OK;
 748 }
 749
 750 /* The logic from pixelformat_for_depth() in dlls/wined3d/utils.c is reversed. */
 751 static DWORD depth_for_pixelformat(D3DFORMAT format)
 752 {
 753     switch (format)
 754     {
 755     case D3DFMT_P8: return 8;
 756     case D3DFMT_X1R5G5B5: return 15;
 757     case D3DFMT_R5G6B5: return 16;
 758     /* This case will fail to distinguish an original bpp of 24. */
 759     case D3DFMT_X8R8G8B8: return 32;
 760     default:
 761         FIXME("Unknown D3DFORMAT %d, returning 32 bpp\n", format);
 762         return 32;
 763     }
 764 }
 765
 766 static BOOL get_texture_memory(GUID *adapter, DWORD *available_mem)
 767 {
 768     IDirectDraw7 *pDirectDraw;
 769     HRESULT hr;
 770     DDSCAPS2 dd_caps;
 771
 772     hr = DirectDrawCreateEx(adapter, (void **)&pDirectDraw, &IID_IDirectDraw7, NULL);
 773     if (SUCCEEDED(hr))
 774     {
 775         dd_caps.dwCaps = DDSCAPS_LOCALVIDMEM | DDSCAPS_VIDEOMEMORY;
 776         dd_caps.dwCaps2 = dd_caps.dwCaps3 = dd_caps.dwCaps4 = 0;
 777         hr = IDirectDraw7_GetAvailableVidMem(pDirectDraw, &dd_caps, available_mem, NULL);
 778         IDirectDraw7_Release(pDirectDraw);
 779         if (SUCCEEDED(hr))
 780             return TRUE;
 781     }
 782
 783     return FALSE;
 784 }
 785
 786 static const WCHAR *vendor_id_to_manufacturer_string(DWORD vendor_id)
 787 {
 788     static const WCHAR atiW[] = {'A','T','I',' ','T','e','c','h','n','o','l','o','g','i','e','s',' ','I','n','c','.',0};
 789     static const WCHAR nvidiaW[] = {'N','V','I','D','I','A',0};
 790     static const WCHAR intelW[] = {'I','n','t','e','l',' ','C','o','r','p','o','r','a','t','i','o','n',0};
 791     static const WCHAR unknownW[] = {'U','n','k','n','o','w','n',0};
 792
 793     /* Enumeration copied from dlls/wined3d/wined3d_private.h and slightly modified. */
 794     enum pci_vendor
 795     {
 796         HW_VENDOR_AMD = 0x1002,
 797         HW_VENDOR_NVIDIA = 0x10de,
 798         HW_VENDOR_INTEL = 0x8086,
 799     };
 800
 801     switch (vendor_id)
 802     {
 803     case HW_VENDOR_AMD:
 804         return atiW;
 805     case HW_VENDOR_NVIDIA:
 806         return nvidiaW;
 807     case HW_VENDOR_INTEL:
 808         return intelW;
 809     default:
 810         FIXME("Unknown PCI vendor ID 0x%04x\n", vendor_id);
 811         return unknownW;
 812     }
 813 }
 814
 815 static HRESULT fill_display_information_d3d(IDxDiagContainerImpl_Container *node)
 816 {
 817     IDxDiagContainerImpl_Container *display_adapter;
 818     HRESULT hr;
 819     IDirect3D9 *pDirect3D9;
 820     WCHAR buffer[256];
 821     UINT index, count;
 822
 823     pDirect3D9 = Direct3DCreate9(D3D_SDK_VERSION);
 824     if (!pDirect3D9)
 825         return E_FAIL;
 826
 827     count = IDirect3D9_GetAdapterCount(pDirect3D9);
 828     for (index = 0; index < count; index++)
 829     {
 830         static const WCHAR adapterid_fmtW[] = {'%','u',0};
 831         static const WCHAR driverversion_fmtW[] = {'%','u','.','%','u','.','%','0','4','u','.','%','0','4','u',0};
 832         static const WCHAR id_fmtW[] = {'0','x','%','0','4','x',0};
 833         static const WCHAR subsysid_fmtW[] = {'0','x','%','0','8','x',0};
 834         static const WCHAR mem_fmt[] = {'%','.','1','f',' ','M','B',0};
 835
 836         D3DADAPTER_IDENTIFIER9 adapter_info;
 837         D3DDISPLAYMODE adapter_mode;
 838         DWORD available_mem = 0;
 839
 840         snprintfW(buffer, sizeof(buffer)/sizeof(WCHAR), adapterid_fmtW, index);
 841         display_adapter = allocate_information_node(buffer);
 842         if (!display_adapter)
 843         {
 844             hr = E_OUTOFMEMORY;
 845             goto cleanup;
 846         }
 847
 848         add_subcontainer(node, display_adapter);
 849
 850         hr = IDirect3D9_GetAdapterIdentifier(pDirect3D9, index, 0, &adapter_info);
 851         if (SUCCEEDED(hr))
 852         {
 853             WCHAR driverW[sizeof(adapter_info.Driver)];
 854             WCHAR descriptionW[sizeof(adapter_info.Description)];
 855             WCHAR devicenameW[sizeof(adapter_info.DeviceName)];
 856
 857             MultiByteToWideChar(CP_ACP, 0, adapter_info.Driver, -1, driverW, sizeof(driverW)/sizeof(WCHAR));
 858             MultiByteToWideChar(CP_ACP, 0, adapter_info.Description, -1, descriptionW, sizeof(descriptionW)/sizeof(WCHAR));
 859             MultiByteToWideChar(CP_ACP, 0, adapter_info.DeviceName, -1, devicenameW, sizeof(devicenameW)/sizeof(WCHAR));
 860
 861             hr = add_bstr_property(display_adapter, szDriverName, driverW);
 862             if (FAILED(hr))
 863                 goto cleanup;
 864
 865             hr = add_bstr_property(display_adapter, szDescription, descriptionW);
 866             if (FAILED(hr))
 867                 goto cleanup;
 868
 869             hr = add_bstr_property(display_adapter, szDeviceName, devicenameW);
 870             if (FAILED(hr))
 871                 goto cleanup;
 872
 873             snprintfW(buffer, sizeof(buffer)/sizeof(WCHAR), driverversion_fmtW,
 874                       HIWORD(adapter_info.DriverVersion.u.HighPart), LOWORD(adapter_info.DriverVersion.u.HighPart),
 875                       HIWORD(adapter_info.DriverVersion.u.LowPart), LOWORD(adapter_info.DriverVersion.u.LowPart));
 876
 877             hr = add_bstr_property(display_adapter, szDriverVersion, buffer);
 878             if (FAILED(hr))
 879                 goto cleanup;
 880
 881             snprintfW(buffer, sizeof(buffer)/sizeof(WCHAR), id_fmtW, adapter_info.VendorId);
 882             hr = add_bstr_property(display_adapter, szVendorId, buffer);
 883             if (FAILED(hr))
 884                 goto cleanup;
 885
 886             snprintfW(buffer, sizeof(buffer)/sizeof(WCHAR), id_fmtW, adapter_info.DeviceId);
 887             hr = add_bstr_property(display_adapter, szDeviceId, buffer);
 888             if (FAILED(hr))
 889                 goto cleanup;
 890
 891             snprintfW(buffer, sizeof(buffer)/sizeof(WCHAR), subsysid_fmtW, adapter_info.SubSysId);
 892             hr = add_bstr_property(display_adapter, szSubSysId, buffer);
 893             if (FAILED(hr))
 894                 goto cleanup;
 895
 896             snprintfW(buffer, sizeof(buffer)/sizeof(WCHAR), id_fmtW, adapter_info.Revision);
 897             hr = add_bstr_property(display_adapter, szRevisionId, buffer);
 898             if (FAILED(hr))
 899                 goto cleanup;
 900
 901             StringFromGUID2(&adapter_info.DeviceIdentifier, buffer, 39);
 902             hr = add_bstr_property(display_adapter, szDeviceIdentifier, buffer);
 903             if (FAILED(hr))
 904                 goto cleanup;
 905
 906             hr = add_bstr_property(display_adapter, szManufacturer, vendor_id_to_manufacturer_string(adapter_info.VendorId));
 907             if (FAILED(hr))
 908                 goto cleanup;
 909         }
 910
 911         hr = IDirect3D9_GetAdapterDisplayMode(pDirect3D9, index, &adapter_mode);
 912         if (SUCCEEDED(hr))
 913         {
 914             hr = add_ui4_property(display_adapter, dwWidth, adapter_mode.Width);
 915             if (FAILED(hr))
 916                 goto cleanup;
 917
 918             hr = add_ui4_property(display_adapter, dwHeight, adapter_mode.Height);
 919             if (FAILED(hr))
 920                 goto cleanup;
 921
 922             hr = add_ui4_property(display_adapter, dwRefreshRate, adapter_mode.RefreshRate);
 923             if (FAILED(hr))
 924                 goto cleanup;
 925
 926             hr = add_ui4_property(display_adapter, dwBpp, depth_for_pixelformat(adapter_mode.Format));
 927             if (FAILED(hr))
 928                 goto cleanup;
 929         }
 930
 931         hr = add_bstr_property(display_adapter, szKeyDeviceKey, szEmpty);
 932         if (FAILED(hr))
 933             goto cleanup;
 934
 935         hr = add_bstr_property(display_adapter, szKeyDeviceID, szEmpty);
 936         if (FAILED(hr))
 937             goto cleanup;
 938
 939         if (!get_texture_memory(&adapter_info.DeviceIdentifier, &available_mem))
 940             WARN("get_texture_memory helper failed\n");
 941
 942         snprintfW(buffer, sizeof(buffer)/sizeof(buffer[0]), mem_fmt, available_mem / 1000000.0f);
 943
 944         hr = add_bstr_property(display_adapter, szDisplayMemoryLocalized, buffer);
 945         if (FAILED(hr))
 946             goto cleanup;
 947
 948         hr = add_bstr_property(display_adapter, szDisplayMemoryEnglish, buffer);
 949         if (FAILED(hr))
 950             goto cleanup;
 951     }
 952
 953     hr = S_OK;
 954 cleanup:
 955     IDirect3D9_Release(pDirect3D9);
 956     return hr;
 957 }
 958
 959 static HRESULT fill_display_information_fallback(IDxDiagContainerImpl_Container *node)
 960 {
 961     static const WCHAR szAdapterID[] = {'0',0};
 962     static const WCHAR *empty_properties[] = {szDeviceIdentifier, szVendorId, szDeviceId,
 963                                               szKeyDeviceKey, szKeyDeviceID, szDriverName,
 964                                               szDriverVersion, szSubSysId, szRevisionId,
 965                                               szManufacturer};
 966
 967     IDxDiagContainerImpl_Container *display_adapter;
 968     HRESULT hr;
 969     IDirectDraw7 *pDirectDraw;
 970     DDSCAPS2 dd_caps;
 971     DISPLAY_DEVICEW disp_dev;
 972     DDSURFACEDESC2 surface_descr;
 973     DWORD tmp;
 974     WCHAR buffer[256];
 975
 976     display_adapter = allocate_information_node(szAdapterID);
 977     if (!display_adapter)
 978         return E_OUTOFMEMORY;
 979
 980     add_subcontainer(node, display_adapter);
 981
 982     disp_dev.cb = sizeof(disp_dev);
 983     if (EnumDisplayDevicesW( NULL, 0, &disp_dev, 0 ))
 984     {
 985         hr = add_bstr_property(display_adapter, szDeviceName, disp_dev.DeviceName);
 986         if (FAILED(hr))
 987             return hr;
 988
 989         hr = add_bstr_property(display_adapter, szDescription, disp_dev.DeviceString);
 990         if (FAILED(hr))
 991             return hr;
 992     }
 993
 994     /* Silently ignore a failure from DirectDrawCreateEx. */
 995     hr = DirectDrawCreateEx(NULL, (void **)&pDirectDraw, &IID_IDirectDraw7, NULL);
 996     if (FAILED(hr))
 997         return S_OK;
 998
 999     dd_caps.dwCaps = DDSCAPS_LOCALVIDMEM | DDSCAPS_VIDEOMEMORY;
1000     dd_caps.dwCaps2 = dd_caps.dwCaps3 = dd_caps.dwCaps4 = 0;
1001     hr = IDirectDraw7_GetAvailableVidMem(pDirectDraw, &dd_caps, &tmp, NULL);
1002     if (SUCCEEDED(hr))
1003     {
1004         static const WCHAR mem_fmt[] = {'%','.','1','f',' ','M','B',0};
1005
1006         snprintfW(buffer, sizeof(buffer)/sizeof(buffer[0]), mem_fmt, tmp / 1000000.0f);
1007
1008         hr = add_bstr_property(display_adapter, szDisplayMemoryLocalized, buffer);
1009         if (FAILED(hr))
1010             goto cleanup;
1011
1012         hr = add_bstr_property(display_adapter, szDisplayMemoryEnglish, buffer);
1013         if (FAILED(hr))
1014             goto cleanup;
1015     }
1016
1017     surface_descr.dwSize = sizeof(surface_descr);
1018     hr = IDirectDraw7_GetDisplayMode(pDirectDraw, &surface_descr);
1019     if (SUCCEEDED(hr))
1020     {
1021         if (surface_descr.dwFlags & DDSD_WIDTH)
1022         {
1023             hr = add_ui4_property(display_adapter, dwWidth, surface_descr.dwWidth);
1024             if (FAILED(hr))
1025                 goto cleanup;
1026         }
1027
1028         if (surface_descr.dwFlags & DDSD_HEIGHT)
1029         {
1030             hr = add_ui4_property(display_adapter, dwHeight, surface_descr.dwHeight);
1031             if (FAILED(hr))
1032                 goto cleanup;
1033         }
1034
1035         if (surface_descr.dwFlags & DDSD_PIXELFORMAT)
1036         {
1037             hr = add_ui4_property(display_adapter, dwBpp, surface_descr.u4.ddpfPixelFormat.u1.dwRGBBitCount);
1038             if (FAILED(hr))
1039                 goto cleanup;
1040         }
1041     }
1042
1043     hr = add_ui4_property(display_adapter, dwRefreshRate, 60);
1044     if (FAILED(hr))
1045         goto cleanup;
1046
1047     for (tmp = 0; tmp < sizeof(empty_properties)/sizeof(empty_properties[0]); tmp++)
1048     {
1049         hr = add_bstr_property(display_adapter, empty_properties[tmp], szEmpty);
1050         if (FAILED(hr))
1051             goto cleanup;
1052     }
1053
1054     hr = S_OK;
1055 cleanup:
1056     IDirectDraw7_Release(pDirectDraw);
1057     return hr;
1058 }
1059
1060 static HRESULT build_displaydevices_tree(IDxDiagContainerImpl_Container *node)
1061 {
1062     HRESULT hr;
1063
1064     /* Try to use Direct3D to obtain the required information first. */
1065     hr = fill_display_information_d3d(node);
1066     if (hr != E_FAIL)
1067         return hr;
1068
1069     return fill_display_information_fallback(node);
1070 }
1071
1072 static HRESULT build_directsound_tree(IDxDiagContainerImpl_Container *node)
1073 {
1074     static const WCHAR DxDiag_SoundDevices[] = {'D','x','D','i','a','g','_','S','o','u','n','d','D','e','v','i','c','e','s',0};
1075     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};
1076
1077     IDxDiagContainerImpl_Container *cont;
1078
1079     cont = allocate_information_node(DxDiag_SoundDevices);
1080     if (!cont)
1081         return E_OUTOFMEMORY;
1082
1083     add_subcontainer(node, cont);
1084
1085     cont = allocate_information_node(DxDiag_SoundCaptureDevices);
1086     if (!cont)
1087         return E_OUTOFMEMORY;
1088
1089     add_subcontainer(node, cont);
1090
1091     return S_OK;
1092 }
1093
1094 static HRESULT build_directmusic_tree(IDxDiagContainerImpl_Container *node)
1095 {
1096     return S_OK;
1097 }
1098
1099 static HRESULT build_directinput_tree(IDxDiagContainerImpl_Container *node)
1100 {
1101     return S_OK;
1102 }
1103
1104 static HRESULT build_directplay_tree(IDxDiagContainerImpl_Container *node)
1105 {
1106     return S_OK;
1107 }
1108
1109 static HRESULT build_systemdevices_tree(IDxDiagContainerImpl_Container *node)
1110 {
1111     return S_OK;
1112 }
1113
1114 static HRESULT fill_file_description(IDxDiagContainerImpl_Container *node, const WCHAR *szFilePath, const WCHAR *szFileName)
1115 {
1116     static const WCHAR szSlashSep[] = {'\\',0};
1117     static const WCHAR szPath[] = {'s','z','P','a','t','h',0};
1118     static const WCHAR szName[] = {'s','z','N','a','m','e',0};
1119     static const WCHAR szVersion[] = {'s','z','V','e','r','s','i','o','n',0};
1120     static const WCHAR szAttributes[] = {'s','z','A','t','t','r','i','b','u','t','e','s',0};
1121     static const WCHAR szLanguageEnglish[] = {'s','z','L','a','n','g','u','a','g','e','E','n','g','l','i','s','h',0};
1122     static const WCHAR dwFileTimeHigh[] = {'d','w','F','i','l','e','T','i','m','e','H','i','g','h',0};
1123     static const WCHAR dwFileTimeLow[] = {'d','w','F','i','l','e','T','i','m','e','L','o','w',0};
1124     static const WCHAR bBeta[] = {'b','B','e','t','a',0};
1125     static const WCHAR bDebug[] = {'b','D','e','b','u','g',0};
1126     static const WCHAR bExists[] = {'b','E','x','i','s','t','s',0};
1127
1128     /* Values */
1129     static const WCHAR szFinal_Retail_v[] = {'F','i','n','a','l',' ','R','e','t','a','i','l',0};
1130     static const WCHAR szEnglish_v[] = {'E','n','g','l','i','s','h',0};
1131     static const WCHAR szVersionFormat[] = {'%','u','.','%','0','2','u','.','%','0','4','u','.','%','0','4','u',0};
1132
1133     HRESULT hr;
1134     WCHAR *szFile;
1135     WCHAR szVersion_v[1024];
1136     DWORD retval, hdl;
1137     void *pVersionInfo = NULL;
1138     BOOL boolret = FALSE;
1139     UINT uiLength;
1140     VS_FIXEDFILEINFO *pFileInfo;
1141
1142     TRACE("Filling container %p for %s in %s\n", node,
1143           debugstr_w(szFileName), debugstr_w(szFilePath));
1144
1145     szFile = HeapAlloc(GetProcessHeap(), 0, sizeof(WCHAR) * (lstrlenW(szFilePath) +
1146                                             lstrlenW(szFileName) + 2 /* slash + terminator */));
1147     if (!szFile)
1148         return E_OUTOFMEMORY;
1149
1150     lstrcpyW(szFile, szFilePath);
1151     lstrcatW(szFile, szSlashSep);
1152     lstrcatW(szFile, szFileName);
1153
1154     retval = GetFileVersionInfoSizeW(szFile, &hdl);
1155     if (retval)
1156     {
1157         pVersionInfo = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, retval);
1158         if (!pVersionInfo)
1159         {
1160             hr = E_OUTOFMEMORY;
1161             goto cleanup;
1162         }
1163
1164         if (GetFileVersionInfoW(szFile, 0, retval, pVersionInfo) &&
1165             VerQueryValueW(pVersionInfo, szSlashSep, (void **)&pFileInfo, &uiLength))
1166             boolret = TRUE;
1167     }
1168
1169     hr = add_bstr_property(node, szPath, szFile);
1170     if (FAILED(hr))
1171         goto cleanup;
1172
1173     hr = add_bstr_property(node, szName, szFileName);
1174     if (FAILED(hr))
1175         goto cleanup;
1176
1177     hr = add_bool_property(node, bExists, boolret);
1178     if (FAILED(hr))
1179         goto cleanup;
1180
1181     if (boolret)
1182     {
1183         snprintfW(szVersion_v, sizeof(szVersion_v)/sizeof(szVersion_v[0]),
1184                   szVersionFormat,
1185                   HIWORD(pFileInfo->dwFileVersionMS),
1186                   LOWORD(pFileInfo->dwFileVersionMS),
1187                   HIWORD(pFileInfo->dwFileVersionLS),
1188                   LOWORD(pFileInfo->dwFileVersionLS));
1189
1190         TRACE("Found version as (%s)\n", debugstr_w(szVersion_v));
1191
1192         hr = add_bstr_property(node, szVersion, szVersion_v);
1193         if (FAILED(hr))
1194             goto cleanup;
1195
1196         hr = add_bstr_property(node, szAttributes, szFinal_Retail_v);
1197         if (FAILED(hr))
1198             goto cleanup;
1199
1200         hr = add_bstr_property(node, szLanguageEnglish, szEnglish_v);
1201         if (FAILED(hr))
1202             goto cleanup;
1203
1204         hr = add_ui4_property(node, dwFileTimeHigh, pFileInfo->dwFileDateMS);
1205         if (FAILED(hr))
1206             goto cleanup;
1207
1208         hr = add_ui4_property(node, dwFileTimeLow, pFileInfo->dwFileDateLS);
1209         if (FAILED(hr))
1210             goto cleanup;
1211
1212         hr = add_bool_property(node, bBeta, ((pFileInfo->dwFileFlags & pFileInfo->dwFileFlagsMask) & VS_FF_PRERELEASE) != 0);
1213         if (FAILED(hr))
1214             goto cleanup;
1215
1216         hr = add_bool_property(node, bDebug, ((pFileInfo->dwFileFlags & pFileInfo->dwFileFlagsMask) & VS_FF_DEBUG) != 0);
1217         if (FAILED(hr))
1218             goto cleanup;
1219     }
1220
1221     hr = S_OK;
1222 cleanup:
1223     HeapFree(GetProcessHeap(), 0, pVersionInfo);
1224     HeapFree(GetProcessHeap(), 0, szFile);
1225
1226     return hr;
1227 }
1228 static HRESULT build_directxfiles_tree(IDxDiagContainerImpl_Container *node)
1229 {
1230     static const WCHAR dlls[][15] =
1231     {
1232         {'d','3','d','8','.','d','l','l',0},
1233         {'d','3','d','9','.','d','l','l',0},
1234         {'d','d','r','a','w','.','d','l','l',0},
1235         {'d','e','v','e','n','u','m','.','d','l','l',0},
1236         {'d','i','n','p','u','t','8','.','d','l','l',0},
1237         {'d','i','n','p','u','t','.','d','l','l',0},
1238         {'d','m','b','a','n','d','.','d','l','l',0},
1239         {'d','m','c','o','m','p','o','s','.','d','l','l',0},
1240         {'d','m','i','m','e','.','d','l','l',0},
1241         {'d','m','l','o','a','d','e','r','.','d','l','l',0},
1242         {'d','m','s','c','r','i','p','t','.','d','l','l',0},
1243         {'d','m','s','t','y','l','e','.','d','l','l',0},
1244         {'d','m','s','y','n','t','h','.','d','l','l',0},
1245         {'d','m','u','s','i','c','.','d','l','l',0},
1246         {'d','p','l','a','y','x','.','d','l','l',0},
1247         {'d','p','n','e','t','.','d','l','l',0},
1248         {'d','s','o','u','n','d','.','d','l','l',0},
1249         {'d','s','w','a','v','e','.','d','l','l',0},
1250         {'d','x','d','i','a','g','n','.','d','l','l',0},
1251         {'q','u','a','r','t','z','.','d','l','l',0}
1252     };
1253
1254     HRESULT hr;
1255     WCHAR szFilePath[MAX_PATH];
1256     INT i;
1257
1258     GetSystemDirectoryW(szFilePath, MAX_PATH);
1259
1260     for (i = 0; i < sizeof(dlls) / sizeof(dlls[0]); i++)
1261     {
1262         static const WCHAR szFormat[] = {'%','d',0};
1263
1264         WCHAR szFileID[5];
1265         IDxDiagContainerImpl_Container *file_container;
1266
1267         snprintfW(szFileID, sizeof(szFileID)/sizeof(szFileID[0]), szFormat, i);
1268
1269         file_container = allocate_information_node(szFileID);
1270         if (!file_container)
1271             return E_OUTOFMEMORY;
1272
1273         hr = fill_file_description(file_container, szFilePath, dlls[i]);
1274         if (FAILED(hr))
1275         {
1276             free_information_tree(file_container);
1277             continue;
1278         }
1279
1280         add_subcontainer(node, file_container);
1281     }
1282
1283     return S_OK;
1284 }
1285
1286 static HRESULT read_property_names(IPropertyBag *pPropBag, VARIANT *friendly_name, VARIANT *clsid_name)
1287 {
1288     static const WCHAR wszFriendlyName[] = {'F','r','i','e','n','d','l','y','N','a','m','e',0};
1289     static const WCHAR wszClsidName[] = {'C','L','S','I','D',0};
1290
1291     HRESULT hr;
1292
1293     VariantInit(friendly_name);
1294     VariantInit(clsid_name);
1295
1296     hr = IPropertyBag_Read(pPropBag, wszFriendlyName, friendly_name, 0);
1297     if (FAILED(hr))
1298         return hr;
1299
1300     hr = IPropertyBag_Read(pPropBag, wszClsidName, clsid_name, 0);
1301     if (FAILED(hr))
1302     {
1303         VariantClear(friendly_name);
1304         return hr;
1305     }
1306
1307     return S_OK;
1308 }
1309
1310 static HRESULT fill_filter_data_information(IDxDiagContainerImpl_Container *subcont, BYTE *pData, ULONG cb)
1311 {
1312     static const WCHAR szVersionW[] = {'s','z','V','e','r','s','i','o','n',0};
1313     static const WCHAR dwInputs[] = {'d','w','I','n','p','u','t','s',0};
1314     static const WCHAR dwOutputs[] = {'d','w','O','u','t','p','u','t','s',0};
1315     static const WCHAR dwMeritW[] = {'d','w','M','e','r','i','t',0};
1316     static const WCHAR szVersionFormat[] = {'v','%','d',0};
1317
1318     HRESULT hr;
1319     IFilterMapper2 *pFileMapper = NULL;
1320     IAMFilterData *pFilterData = NULL;
1321     REGFILTER2 *pRF = NULL;
1322     WCHAR bufferW[10];
1323     ULONG j;
1324     DWORD dwNOutputs = 0;
1325     DWORD dwNInputs = 0;
1326
1327     hr = CoCreateInstance(&CLSID_FilterMapper2, NULL, CLSCTX_INPROC, &IID_IFilterMapper2,
1328                           (void **)&pFileMapper);
1329     if (FAILED(hr))
1330         return hr;
1331
1332     hr = IFilterMapper2_QueryInterface(pFileMapper, &IID_IAMFilterData, (void **)&pFilterData);
1333     if (FAILED(hr))
1334         goto cleanup;
1335
1336     hr = IAMFilterData_ParseFilterData(pFilterData, pData, cb, (BYTE **)&pRF);
1337     if (FAILED(hr))
1338         goto cleanup;
1339
1340     snprintfW(bufferW, sizeof(bufferW)/sizeof(bufferW[0]), szVersionFormat, pRF->dwVersion);
1341     hr = add_bstr_property(subcont, szVersionW, bufferW);
1342     if (FAILED(hr))
1343         goto cleanup;
1344
1345     if (pRF->dwVersion == 1)
1346     {
1347         for (j = 0; j < pRF->u.s.cPins; j++)
1348             if (pRF->u.s.rgPins[j].bOutput)
1349                 dwNOutputs++;
1350             else
1351                 dwNInputs++;
1352     }
1353     else if (pRF->dwVersion == 2)
1354     {
1355         for (j = 0; j < pRF->u.s1.cPins2; j++)
1356             if (pRF->u.s1.rgPins2[j].dwFlags & REG_PINFLAG_B_OUTPUT)
1357                 dwNOutputs++;
1358             else
1359                 dwNInputs++;
1360     }
1361
1362     hr = add_ui4_property(subcont, dwInputs, dwNInputs);
1363     if (FAILED(hr))
1364         goto cleanup;
1365
1366     hr = add_ui4_property(subcont, dwOutputs, dwNOutputs);
1367     if (FAILED(hr))
1368         goto cleanup;
1369
1370     hr = add_ui4_property(subcont, dwMeritW, pRF->dwMerit);
1371     if (FAILED(hr))
1372         goto cleanup;
1373
1374     hr = S_OK;
1375 cleanup:
1376     CoTaskMemFree(pRF);
1377     if (pFilterData) IAMFilterData_Release(pFilterData);
1378     if (pFileMapper) IFilterMapper2_Release(pFileMapper);
1379
1380     return hr;
1381 }
1382
1383 static HRESULT fill_filter_container(IDxDiagContainerImpl_Container *subcont, IMoniker *pMoniker)
1384 {
1385     static const WCHAR szName[] = {'s','z','N','a','m','e',0};
1386     static const WCHAR ClsidFilterW[] = {'C','l','s','i','d','F','i','l','t','e','r',0};
1387     static const WCHAR wszFilterDataName[] = {'F','i','l','t','e','r','D','a','t','a',0};
1388
1389     HRESULT hr;
1390     IPropertyBag *pPropFilterBag = NULL;
1391     BYTE *pData;
1392     VARIANT friendly_name;
1393     VARIANT clsid_name;
1394     VARIANT v;
1395
1396     VariantInit(&friendly_name);
1397     VariantInit(&clsid_name);
1398     VariantInit(&v);
1399
1400     hr = IMoniker_BindToStorage(pMoniker, NULL, NULL, &IID_IPropertyBag, (void **)&pPropFilterBag);
1401     if (FAILED(hr))
1402         return hr;
1403
1404     hr = read_property_names(pPropFilterBag, &friendly_name, &clsid_name);
1405     if (FAILED(hr))
1406         goto cleanup;
1407
1408     TRACE("Name = %s\n", debugstr_w(V_BSTR(&friendly_name)));
1409     TRACE("CLSID = %s\n", debugstr_w(V_BSTR(&clsid_name)));
1410
1411     hr = add_bstr_property(subcont, szName, V_BSTR(&friendly_name));
1412     if (FAILED(hr))
1413         goto cleanup;
1414
1415     hr = add_bstr_property(subcont, ClsidFilterW, V_BSTR(&clsid_name));
1416     if (FAILED(hr))
1417         goto cleanup;
1418
1419     hr = IPropertyBag_Read(pPropFilterBag, wszFilterDataName, &v, NULL);
1420     if (FAILED(hr))
1421         goto cleanup;
1422
1423     hr = SafeArrayAccessData(V_ARRAY(&v), (void **)&pData);
1424     if (FAILED(hr))
1425         goto cleanup;
1426
1427     hr = fill_filter_data_information(subcont, pData, V_ARRAY(&v)->rgsabound->cElements);
1428     SafeArrayUnaccessData(V_ARRAY(&v));
1429     if (FAILED(hr))
1430         goto cleanup;
1431
1432     hr = S_OK;
1433 cleanup:
1434     VariantClear(&v);
1435     VariantClear(&clsid_name);
1436     VariantClear(&friendly_name);
1437     if (pPropFilterBag) IPropertyBag_Release(pPropFilterBag);
1438
1439     return hr;
1440 }
1441
1442 static HRESULT build_directshowfilters_tree(IDxDiagContainerImpl_Container *node)
1443 {
1444     static const WCHAR szCatName[] = {'s','z','C','a','t','N','a','m','e',0};
1445     static const WCHAR ClsidCatW[] = {'C','l','s','i','d','C','a','t',0};
1446     static const WCHAR szIdFormat[] = {'%','d',0};
1447
1448     HRESULT hr;
1449     int i = 0;
1450     ICreateDevEnum *pCreateDevEnum;
1451     IEnumMoniker *pEmCat = NULL;
1452     IMoniker *pMCat = NULL;
1453         IEnumMoniker *pEnum = NULL;
1454
1455     hr = CoCreateInstance(&CLSID_SystemDeviceEnum, NULL, CLSCTX_INPROC_SERVER,
1456                           &IID_ICreateDevEnum, (void **)&pCreateDevEnum);
1457     if (FAILED(hr))
1458         return hr;
1459
1460     hr = ICreateDevEnum_CreateClassEnumerator(pCreateDevEnum, &CLSID_ActiveMovieCategories, &pEmCat, 0);
1461     if (FAILED(hr))
1462         goto cleanup;
1463
1464     while (IEnumMoniker_Next(pEmCat, 1, &pMCat, NULL) == S_OK)
1465     {
1466         VARIANT vCatName;
1467         VARIANT vCatClsid;
1468         IPropertyBag *pPropBag;
1469         CLSID clsidCat;
1470         IMoniker *pMoniker = NULL;
1471
1472         hr = IMoniker_BindToStorage(pMCat, NULL, NULL, &IID_IPropertyBag, (void **)&pPropBag);
1473         if (FAILED(hr))
1474         {
1475             IMoniker_Release(pMCat);
1476             break;
1477         }
1478
1479         hr = read_property_names(pPropBag, &vCatName, &vCatClsid);
1480         IPropertyBag_Release(pPropBag);
1481         if (FAILED(hr))
1482         {
1483             IMoniker_Release(pMCat);
1484             break;
1485         }
1486
1487         hr = CLSIDFromString(V_BSTR(&vCatClsid), &clsidCat);
1488         if (FAILED(hr))
1489         {
1490             IMoniker_Release(pMCat);
1491             VariantClear(&vCatClsid);
1492             VariantClear(&vCatName);
1493             break;
1494         }
1495
1496         hr = ICreateDevEnum_CreateClassEnumerator(pCreateDevEnum, &clsidCat, &pEnum, 0);
1497         if (hr != S_OK)
1498         {
1499             IMoniker_Release(pMCat);
1500             VariantClear(&vCatClsid);
1501             VariantClear(&vCatName);
1502             continue;
1503         }
1504
1505         TRACE("Enumerating class %s\n", debugstr_guid(&clsidCat));
1506
1507         while (IEnumMoniker_Next(pEnum, 1, &pMoniker, NULL) == S_OK)
1508         {
1509             WCHAR bufferW[10];
1510             IDxDiagContainerImpl_Container *subcont;
1511
1512             snprintfW(bufferW, sizeof(bufferW)/sizeof(bufferW[0]), szIdFormat, i);
1513             subcont = allocate_information_node(bufferW);
1514             if (!subcont)
1515             {
1516                 hr = E_OUTOFMEMORY;
1517                 IMoniker_Release(pMoniker);
1518                 break;
1519             }
1520
1521             hr = add_bstr_property(subcont, szCatName, V_BSTR(&vCatName));
1522             if (FAILED(hr))
1523             {
1524                 free_information_tree(subcont);
1525                 IMoniker_Release(pMoniker);
1526                 break;
1527             }
1528
1529             hr = add_bstr_property(subcont, ClsidCatW, V_BSTR(&vCatClsid));
1530             if (FAILED(hr))
1531             {
1532                 free_information_tree(subcont);
1533                 IMoniker_Release(pMoniker);
1534                 break;
1535             }
1536
1537             hr = fill_filter_container(subcont, pMoniker);
1538             if (FAILED(hr))
1539             {
1540                 free_information_tree(subcont);
1541                 IMoniker_Release(pMoniker);
1542                 break;
1543             }
1544
1545             add_subcontainer(node, subcont);
1546             i++;
1547             IMoniker_Release(pMoniker);
1548         }
1549
1550         IEnumMoniker_Release(pEnum);
1551         IMoniker_Release(pMCat);
1552         VariantClear(&vCatClsid);
1553         VariantClear(&vCatName);
1554
1555         if (FAILED(hr))
1556             break;
1557     }
1558
1559 cleanup:
1560     if (pEmCat) IEnumMoniker_Release(pEmCat);
1561     ICreateDevEnum_Release(pCreateDevEnum);
1562     return hr;
1563 }
1564
1565 static HRESULT build_logicaldisks_tree(IDxDiagContainerImpl_Container *node)
1566 {
1567     return S_OK;
1568 }
1569
1570 static HRESULT build_information_tree(IDxDiagContainerImpl_Container **pinfo_root)
1571 {
1572     static const WCHAR DxDiag_SystemInfo[] = {'D','x','D','i','a','g','_','S','y','s','t','e','m','I','n','f','o',0};
1573     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};
1574     static const WCHAR DxDiag_DirectSound[] = {'D','x','D','i','a','g','_','D','i','r','e','c','t','S','o','u','n','d',0};
1575     static const WCHAR DxDiag_DirectMusic[] = {'D','x','D','i','a','g','_','D','i','r','e','c','t','M','u','s','i','c',0};
1576     static const WCHAR DxDiag_DirectInput[] = {'D','x','D','i','a','g','_','D','i','r','e','c','t','I','n','p','u','t',0};
1577     static const WCHAR DxDiag_DirectPlay[] = {'D','x','D','i','a','g','_','D','i','r','e','c','t','P','l','a','y',0};
1578     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};
1579     static const WCHAR DxDiag_DirectXFiles[] = {'D','x','D','i','a','g','_','D','i','r','e','c','t','X','F','i','l','e','s',0};
1580     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};
1581     static const WCHAR DxDiag_LogicalDisks[] = {'D','x','D','i','a','g','_','L','o','g','i','c','a','l','D','i','s','k','s',0};
1582
1583     static const struct
1584     {
1585         const WCHAR *name;
1586         HRESULT (*initfunc)(IDxDiagContainerImpl_Container *);
1587     } root_children[] =
1588     {
1589         {DxDiag_SystemInfo, build_systeminfo_tree},
1590         {DxDiag_DisplayDevices, build_displaydevices_tree},
1591         {DxDiag_DirectSound, build_directsound_tree},
1592         {DxDiag_DirectMusic, build_directmusic_tree},
1593         {DxDiag_DirectInput, build_directinput_tree},
1594         {DxDiag_DirectPlay, build_directplay_tree},
1595         {DxDiag_SystemDevices, build_systemdevices_tree},
1596         {DxDiag_DirectXFiles, build_directxfiles_tree},
1597         {DxDiag_DirectShowFilters, build_directshowfilters_tree},
1598         {DxDiag_LogicalDisks, build_logicaldisks_tree},
1599     };
1600
1601     IDxDiagContainerImpl_Container *info_root;
1602     size_t index;
1603
1604     info_root = allocate_information_node(NULL);
1605     if (!info_root)
1606         return E_OUTOFMEMORY;
1607
1608     for (index = 0; index < sizeof(root_children)/sizeof(root_children[0]); index++)
1609     {
1610         IDxDiagContainerImpl_Container *node;
1611         HRESULT hr;
1612
1613         node = allocate_information_node(root_children[index].name);
1614         if (!node)
1615         {
1616             free_information_tree(info_root);
1617             return E_OUTOFMEMORY;
1618         }
1619
1620         hr = root_children[index].initfunc(node);
1621         if (FAILED(hr))
1622         {
1623             free_information_tree(node);
1624             free_information_tree(info_root);
1625             return hr;
1626         }
1627
1628         add_subcontainer(info_root, node);
1629     }
1630
1631     *pinfo_root = info_root;
1632     return S_OK;
1633 }