dlls/advpack/advpack.c

   1 /*
   2  * Advpack main
   3  *
   4  * Copyright 2004 Huw D M Davies
   5  * Copyright 2005 Sami Aario
   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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  20  */
  21
  22 #include <stdarg.h>
  23
  24 #include "windef.h"
  25 #include "winbase.h"
  26 #include "winuser.h"
  27 #include "winreg.h"
  28 #include "winver.h"
  29 #include "winternl.h"
  30 #include "winnls.h"
  31 #include "setupapi.h"
  32 #include "advpub.h"
  33 #include "wine/unicode.h"
  34 #include "wine/debug.h"
  35
  36 WINE_DEFAULT_DEBUG_CHANNEL(advpack);
  37
  38 typedef HRESULT (WINAPI *DLLREGISTER) (void);
  39
  40 #define MAX_FIELD_LENGTH    512
  41 #define PREFIX_LEN          5
  42
  43 /* parses the destination directory parameters from pszSection
  44  * the parameters are of the form: root,key,value,unknown,fallback
  45  * we first read the reg value root\\key\\value and if that fails,
  46  * use fallback as the destination directory
  47  */
  48 static void get_dest_dir(HINF hInf, PCWSTR pszSection, PWSTR pszBuffer, DWORD dwSize)
  49 {
  50     INFCONTEXT context;
  51     WCHAR key[MAX_PATH], value[MAX_PATH];
  52     WCHAR prefix[PREFIX_LEN];
  53     HKEY root, subkey;
  54     DWORD size;
  55
  56     static const WCHAR hklm[] = {'H','K','L','M',0};
  57     static const WCHAR hkcu[] = {'H','K','C','U',0};
  58
  59     /* load the destination parameters */
  60     SetupFindFirstLineW(hInf, pszSection, NULL, &context);
  61     SetupGetStringFieldW(&context, 1, prefix, PREFIX_LEN, &size);
  62     SetupGetStringFieldW(&context, 2, key, MAX_PATH, &size);
  63     SetupGetStringFieldW(&context, 3, value, MAX_PATH, &size);
  64
  65     if (!lstrcmpW(prefix, hklm))
  66         root = HKEY_LOCAL_MACHINE;
  67     else if (!lstrcmpW(prefix, hkcu))
  68         root = HKEY_CURRENT_USER;
  69     else
  70         root = NULL;
  71
  72     size = dwSize * sizeof(WCHAR);
  73
  74     /* fallback to the default destination dir if reg fails */
  75     if (RegOpenKeyW(root, key, &subkey) ||
  76         RegQueryValueExW(subkey, value, NULL, NULL, (LPBYTE)pszBuffer, &size))
  77     {
  78         SetupGetStringFieldW(&context, 6, pszBuffer, dwSize, NULL);
  79     }
  80
  81     RegCloseKey(subkey);
  82 }
  83
  84 /* loads the LDIDs specified in the install section of an INF */
  85 static void set_ldids(HINF hInf, LPCWSTR pszInstallSection)
  86 {
  87     WCHAR field[MAX_FIELD_LENGTH];
  88     WCHAR key[MAX_FIELD_LENGTH];
  89     WCHAR dest[MAX_PATH];
  90     INFCONTEXT context;
  91     DWORD size;
  92     int ldid;
  93
  94     static const WCHAR custDestW[] = {
  95         'C','u','s','t','o','m','D','e','s','t','i','n','a','t','i','o','n',0
  96     };
  97
  98     if (!SetupGetLineTextW(NULL, hInf, pszInstallSection, custDestW,
  99                            field, MAX_FIELD_LENGTH, &size))
 100         return;
 101
 102     if (!SetupFindFirstLineW(hInf, field, NULL, &context))
 103         return;
 104
 105     do
 106     {
 107         SetupGetIntField(&context, 0, &ldid);
 108         SetupGetLineTextW(&context, NULL, NULL, NULL,
 109                           key, MAX_FIELD_LENGTH, &size);
 110
 111         get_dest_dir(hInf, key, dest, MAX_PATH);
 112
 113         SetupSetDirectoryIdW(hInf, ldid, dest);
 114     } while (SetupFindNextLine(&context, &context));
 115 }
 116
 117 /***********************************************************************
 118  *           CloseINFEngine (ADVPACK.@)
 119  *
 120  * Closes a handle to an INF file opened with OpenINFEngine.
 121  *
 122  * PARAMS
 123  *   hInf [I] Handle to the INF file to close.
 124  *
 125  * RETURNS
 126  *   Success: S_OK.
 127  *   Failure: E_FAIL.
 128  */
 129 HRESULT WINAPI CloseINFEngine(HINF hInf)
 130 {
 131     TRACE("(%p)\n", hInf);
 132
 133     if (!hInf)
 134         return E_INVALIDARG;
 135
 136     SetupCloseInfFile(hInf);
 137     return S_OK;
 138 }
 139
 140 /***********************************************************************
 141  *           DllMain (ADVPACK.@)
 142  */
 143 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
 144 {
 145     TRACE("(%p, %ld, %p)\n",hinstDLL, fdwReason, lpvReserved);
 146
 147     if (fdwReason == DLL_PROCESS_ATTACH)
 148         DisableThreadLibraryCalls(hinstDLL);
 149
 150     return TRUE;
 151 }
 152
 153 /***********************************************************************
 154  *              IsNTAdmin       (ADVPACK.@)
 155  *
 156  * Checks if the user has admin privileges.
 157  *
 158  * PARAMS
 159  *   reserved  [I] Reserved.  Must be 0.
 160  *   pReserved [I] Reserved.  Must be NULL.
 161  *
 162  * RETURNS
 163  *   TRUE if user has admin rights, FALSE otherwise.
 164  */
 165 BOOL WINAPI IsNTAdmin( DWORD reserved, LPDWORD pReserved )
 166 {
 167     SID_IDENTIFIER_AUTHORITY SidAuthority = {SECURITY_NT_AUTHORITY};
 168     PTOKEN_GROUPS pTokenGroups;
 169     BOOL bSidFound = FALSE;
 170     DWORD dwSize, i;
 171     HANDLE hToken;
 172     PSID pSid;
 173
 174     TRACE("(0x%08lx, %p)\n", reserved, pReserved);
 175
 176     if (!OpenProcessToken(GetCurrentProcess(), TOKEN_QUERY, &hToken))
 177         return FALSE;
 178
 179     if (!GetTokenInformation(hToken, TokenGroups, NULL, 0, &dwSize))
 180     {
 181         if (GetLastError() != ERROR_INSUFFICIENT_BUFFER)
 182         {
 183             CloseHandle(hToken);
 184             return FALSE;
 185         }
 186     }
 187
 188     pTokenGroups = HeapAlloc(GetProcessHeap(), 0, dwSize);
 189     if (!pTokenGroups)
 190     {
 191         CloseHandle(hToken);
 192         return FALSE;
 193     }
 194
 195     if (!GetTokenInformation(hToken, TokenGroups, pTokenGroups, dwSize, &dwSize))
 196     {
 197         HeapFree(GetProcessHeap(), 0, pTokenGroups);
 198         CloseHandle(hToken);
 199         return FALSE;
 200     }
 201
 202     CloseHandle(hToken);
 203
 204     if (!AllocateAndInitializeSid(&SidAuthority, 2, SECURITY_BUILTIN_DOMAIN_RID,
 205                                   DOMAIN_ALIAS_RID_ADMINS, 0, 0, 0, 0, 0, 0, &pSid))
 206     {
 207         HeapFree(GetProcessHeap(), 0, pTokenGroups);
 208         return FALSE;
 209     }
 210
 211     for (i = 0; i < pTokenGroups->GroupCount; i++)
 212     {
 213         if (EqualSid(pSid, pTokenGroups->Groups[i].Sid))
 214         {
 215             bSidFound = TRUE;
 216             break;
 217         }
 218     }
 219
 220     HeapFree(GetProcessHeap(), 0, pTokenGroups);
 221     FreeSid(pSid);
 222
 223     return bSidFound;
 224 }
 225
 226 /***********************************************************************
 227  *             NeedRebootInit  (ADVPACK.@)
 228  *
 229  * Sets up conditions for reboot checking.
 230  *
 231  * RETURNS
 232  *   Value required by NeedReboot.
 233  */
 234 DWORD WINAPI NeedRebootInit(VOID)
 235 {
 236     FIXME("(): stub\n");
 237     return 0;
 238 }
 239
 240 /***********************************************************************
 241  *             NeedReboot      (ADVPACK.@)
 242  *
 243  * Determines whether a reboot is required.
 244  *
 245  * PARAMS
 246  *   dwRebootCheck [I] Value from NeedRebootInit.
 247  *
 248  * RETURNS
 249  *   TRUE if a reboot is needed, FALSE otherwise.
 250  *
 251  * BUGS
 252  *   Unimplemented.
 253  */
 254 BOOL WINAPI NeedReboot(DWORD dwRebootCheck)
 255 {
 256     FIXME("(0x%08lx): stub\n", dwRebootCheck);
 257     return FALSE;
 258 }
 259
 260 /***********************************************************************
 261  *             OpenINFEngineA   (ADVPACK.@)
 262  *
 263  * See OpenINFEngineW.
 264  */
 265 HRESULT WINAPI OpenINFEngineA(LPCSTR pszInfFilename, LPCSTR pszInstallSection,
 266                               DWORD dwFlags, HINF *phInf, PVOID pvReserved)
 267 {
 268     UNICODE_STRING filenameW, installW;
 269     HRESULT res;
 270
 271     TRACE("(%p, %p, %ld, %p, %p)\n", pszInfFilename, pszInstallSection,
 272           dwFlags, phInf, pvReserved);
 273
 274     if (!pszInfFilename || !phInf)
 275         return E_INVALIDARG;
 276
 277     RtlCreateUnicodeStringFromAsciiz(&filenameW, pszInfFilename);
 278     RtlCreateUnicodeStringFromAsciiz(&installW, pszInstallSection);
 279
 280     res = OpenINFEngineW(filenameW.Buffer, installW.Buffer,
 281                          dwFlags, phInf, pvReserved);
 282
 283     RtlFreeUnicodeString(&filenameW);
 284     RtlFreeUnicodeString(&installW);
 285
 286     return res;
 287 }
 288
 289 /***********************************************************************
 290  *             OpenINFEngineW   (ADVPACK.@)
 291  *
 292  * Opens and returns a handle to an INF file to be used by
 293  * TranslateInfStringEx to continuously translate the INF file.
 294  *
 295  * PARAMS
 296  *   pszInfFilename    [I] Filename of the INF to open.
 297  *   pszInstallSection [I] Name of the Install section in the INF.
 298  *   dwFlags           [I] See advpub.h.
 299  *   phInf             [O] Handle to the loaded INF file.
 300  *   pvReserved        [I] Reserved.  Must be NULL.
 301  *
 302  * RETURNS
 303  *   Success: S_OK.
 304  *   Failure: E_FAIL.
 305  */
 306 HRESULT WINAPI OpenINFEngineW(LPCWSTR pszInfFilename, LPCWSTR pszInstallSection,
 307                               DWORD dwFlags, HINF *phInf, PVOID pvReserved)
 308 {
 309     TRACE("(%p, %p, %ld, %p, %p)\n", debugstr_w(pszInfFilename),
 310           debugstr_w(pszInstallSection), dwFlags, phInf, pvReserved);
 311
 312     if (!pszInfFilename || !phInf)
 313         return E_INVALIDARG;
 314
 315     *phInf = SetupOpenInfFileW(pszInfFilename, NULL, INF_STYLE_WIN4, NULL);
 316     if (*phInf == INVALID_HANDLE_VALUE)
 317         return HRESULT_FROM_WIN32(ERROR_FILE_NOT_FOUND);
 318
 319     set_ldids(*phInf, pszInstallSection);
 320
 321     return S_OK;
 322 }
 323
 324 /***********************************************************************
 325  *             RebootCheckOnInstallA   (ADVPACK.@)
 326  *
 327  * See RebootCheckOnInstallW.
 328  */
 329 HRESULT WINAPI RebootCheckOnInstallA(HWND hWnd, LPCSTR pszINF,
 330                                      LPSTR pszSec, DWORD dwReserved)
 331 {
 332     UNICODE_STRING infW, secW;
 333     HRESULT res;
 334
 335     TRACE("(%p, %s, %s, %ld)\n", hWnd, debugstr_a(pszINF),
 336           debugstr_a(pszSec), dwReserved);
 337
 338     if (!pszINF || !pszSec)
 339         return E_INVALIDARG;
 340
 341     RtlCreateUnicodeStringFromAsciiz(&infW, pszINF);
 342     RtlCreateUnicodeStringFromAsciiz(&secW, pszSec);
 343
 344     res = RebootCheckOnInstallW(hWnd, infW.Buffer, secW.Buffer, dwReserved);
 345
 346     RtlFreeUnicodeString(&infW);
 347     RtlFreeUnicodeString(&secW);
 348
 349     return res;
 350 }
 351
 352 /***********************************************************************
 353  *             RebootCheckOnInstallW   (ADVPACK.@)
 354  *
 355  * Checks if a reboot is required for an installed INF section.
 356  *
 357  * PARAMS
 358  *   hWnd       [I] Handle to the window used for messages.
 359  *   pszINF     [I] Filename of the INF file.
 360  *   pszSec     [I] INF section to check.
 361  *   dwReserved [I] Reserved.  Must be 0.
 362  *
 363  * RETURNS
 364  *   Success: S_OK - Reboot is needed if the INF section is installed.
 365  *            S_FALSE - Reboot is not needed.
 366  *   Failure: HRESULT of GetLastError().
 367  *
 368  * NOTES
 369  *   if pszSec is NULL, RebootCheckOnInstall checks the DefaultInstall
 370  *   or DefaultInstall.NT section.
 371  *
 372  * BUGS
 373  *   Unimplemented.
 374  */
 375 HRESULT WINAPI RebootCheckOnInstallW(HWND hWnd, LPCWSTR pszINF,
 376                                      LPWSTR pszSec, DWORD dwReserved)
 377 {
 378     FIXME("(%p, %s, %s, %ld) stub\n", hWnd, debugstr_w(pszINF),
 379           debugstr_w(pszSec), dwReserved);
 380
 381     return E_FAIL;
 382 }
 383
 384 /***********************************************************************
 385  *             RegisterOCX    (ADVPACK.@)
 386  */
 387 void WINAPI RegisterOCX( HWND hWnd, HINSTANCE hInst, LPCSTR cmdline, INT show )
 388 {
 389     WCHAR wszBuff[MAX_PATH];
 390     WCHAR* pwcComma;
 391     HMODULE hm;
 392     DLLREGISTER pfnRegister;
 393     HRESULT hr;
 394
 395     TRACE("(%s)\n", cmdline);
 396
 397     MultiByteToWideChar(CP_ACP, 0, cmdline, strlen(cmdline), wszBuff, MAX_PATH);
 398     if ((pwcComma = strchrW( wszBuff, ',' ))) *pwcComma = 0;
 399
 400     TRACE("Parsed DLL name (%s)\n", debugstr_w(wszBuff));
 401
 402     hm = LoadLibraryExW(wszBuff, 0, LOAD_WITH_ALTERED_SEARCH_PATH);
 403     if (!hm)
 404     {
 405         ERR("Couldn't load DLL: %s\n", debugstr_w(wszBuff));
 406         return;
 407     }
 408
 409     pfnRegister = (DLLREGISTER)GetProcAddress(hm, "DllRegisterServer");
 410     if (pfnRegister == NULL)
 411     {
 412         ERR("DllRegisterServer entry point not found\n");
 413     }
 414     else
 415     {
 416         hr = pfnRegister();
 417         if (hr != S_OK)
 418         {
 419             ERR("DllRegisterServer entry point returned %08lx\n", hr);
 420         }
 421     }
 422
 423     TRACE("Successfully registered OCX\n");
 424
 425     FreeLibrary(hm);
 426 }
 427
 428 /***********************************************************************
 429  *             SetPerUserSecValuesA   (ADVPACK.@)
 430  *
 431  * Prepares the per-user stub values under IsInstalled\{GUID} that
 432  * control the per-user installation.
 433  *
 434  * PARAMS
 435  *   pPerUser [I] Per-user stub values.
 436  *
 437  * RETURNS
 438  *   Success: S_OK.
 439  *   Failure: E_FAIL.
 440  *
 441  * BUGS
 442  *   Unimplemented.
 443  */
 444 HRESULT WINAPI SetPerUserSecValuesA(PERUSERSECTIONA* pPerUser)
 445 {
 446     FIXME("(%p) stub\n", pPerUser);
 447
 448     return E_FAIL;
 449 }
 450
 451 /***********************************************************************
 452  *             TranslateInfStringA   (ADVPACK.@)
 453  *
 454  * See TranslateInfStringW.
 455  */
 456 HRESULT WINAPI TranslateInfStringA(LPCSTR pszInfFilename, LPCSTR pszInstallSection,
 457                 LPCSTR pszTranslateSection, LPCSTR pszTranslateKey, LPSTR pszBuffer,
 458                 DWORD dwBufferSize, PDWORD pdwRequiredSize, PVOID pvReserved)
 459 {
 460     UNICODE_STRING filenameW, installW;
 461     UNICODE_STRING translateW, keyW;
 462     LPWSTR bufferW;
 463     HRESULT res;
 464     DWORD len = 0;
 465
 466     TRACE("(%s %s %s %s %p %ld %p %p)\n",
 467           debugstr_a(pszInfFilename), debugstr_a(pszInstallSection),
 468           debugstr_a(pszTranslateSection), debugstr_a(pszTranslateKey),
 469           pszBuffer, dwBufferSize,pdwRequiredSize, pvReserved);
 470
 471     if (!pszInfFilename || !pszTranslateSection ||
 472         !pszTranslateKey || !pdwRequiredSize)
 473         return E_INVALIDARG;
 474
 475     RtlCreateUnicodeStringFromAsciiz(&filenameW, pszInfFilename);
 476     RtlCreateUnicodeStringFromAsciiz(&installW, pszInstallSection);
 477     RtlCreateUnicodeStringFromAsciiz(&translateW, pszTranslateSection);
 478     RtlCreateUnicodeStringFromAsciiz(&keyW, pszTranslateKey);
 479
 480     res = TranslateInfStringW(filenameW.Buffer, installW.Buffer,
 481                               translateW.Buffer, keyW.Buffer, NULL,
 482                               dwBufferSize, &len, NULL);
 483
 484     if (res == S_OK)
 485     {
 486         bufferW = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
 487
 488         res = TranslateInfStringW(filenameW.Buffer, installW.Buffer,
 489                                   translateW.Buffer, keyW.Buffer, bufferW,
 490                                   len, &len, NULL);
 491         if (res == S_OK)
 492         {
 493             *pdwRequiredSize = WideCharToMultiByte(CP_ACP, 0, bufferW, -1,
 494                                                    NULL, 0, NULL, NULL);
 495
 496             if (dwBufferSize >= *pdwRequiredSize)
 497             {
 498                 WideCharToMultiByte(CP_ACP, 0, bufferW, -1, pszBuffer,
 499                                     dwBufferSize, NULL, NULL);
 500             }
 501             else
 502                 res = HRESULT_FROM_WIN32(ERROR_INSUFFICIENT_BUFFER);
 503         }
 504
 505         HeapFree(GetProcessHeap(), 0, bufferW);
 506     }
 507
 508     RtlFreeUnicodeString(&filenameW);
 509     RtlFreeUnicodeString(&installW);
 510     RtlFreeUnicodeString(&translateW);
 511     RtlFreeUnicodeString(&keyW);
 512
 513     return res;
 514 }
 515
 516 /***********************************************************************
 517  *             TranslateInfStringW   (ADVPACK.@)
 518  *
 519  * Translates the value of a specified key in an inf file into the
 520  * current locale by expanding string macros.
 521  *
 522  * PARAMS
 523  *   pszInfFilename      [I] Filename of the inf file.
 524  *   pszInstallSection   [I]
 525  *   pszTranslateSection [I] Inf section where the key exists.
 526  *   pszTranslateKey     [I] Key to translate.
 527  *   pszBuffer           [O] Contains the translated string on exit.
 528  *   dwBufferSize        [I] Size on input of pszBuffer.
 529  *   pdwRequiredSize     [O] Length of the translated key.
 530  *   pvReserved          [I] Reserved, must be NULL.
 531  *
 532  * RETURNS
 533  *   Success: S_OK.
 534  *   Failure: An hresult error code.
 535  */
 536 HRESULT WINAPI TranslateInfStringW(LPCWSTR pszInfFilename, LPCWSTR pszInstallSection,
 537                 LPCWSTR pszTranslateSection, LPCWSTR pszTranslateKey, LPWSTR pszBuffer,
 538                 DWORD dwBufferSize, PDWORD pdwRequiredSize, PVOID pvReserved)
 539 {
 540     HINF hInf;
 541
 542     TRACE("(%s %s %s %s %p %ld %p %p)\n",
 543           debugstr_w(pszInfFilename), debugstr_w(pszInstallSection),
 544           debugstr_w(pszTranslateSection), debugstr_w(pszTranslateKey),
 545           pszBuffer, dwBufferSize,pdwRequiredSize, pvReserved);
 546
 547     if (!pszInfFilename || !pszTranslateSection ||
 548         !pszTranslateKey || !pdwRequiredSize)
 549         return E_INVALIDARG;
 550
 551     hInf = SetupOpenInfFileW(pszInfFilename, NULL, INF_STYLE_WIN4, NULL);
 552     if (hInf == INVALID_HANDLE_VALUE)
 553         return HRESULT_FROM_WIN32(ERROR_FILE_NOT_FOUND);
 554
 555     set_ldids(hInf, pszInstallSection);
 556
 557     if (!SetupGetLineTextW(NULL, hInf, pszTranslateSection, pszTranslateKey,
 558                            pszBuffer, dwBufferSize, pdwRequiredSize))
 559     {
 560         if (dwBufferSize < *pdwRequiredSize)
 561             return HRESULT_FROM_WIN32(ERROR_INSUFFICIENT_BUFFER);
 562
 563         return SPAPI_E_LINE_NOT_FOUND;
 564     }
 565
 566     SetupCloseInfFile(hInf);
 567     return S_OK;
 568 }
 569
 570 /***********************************************************************
 571  *             TranslateInfStringExA   (ADVPACK.@)
 572  *
 573  * See TranslateInfStringExW.
 574  */
 575 HRESULT WINAPI TranslateInfStringExA(HINF hInf, LPCSTR pszInfFilename,
 576                                     LPCSTR pszTranslateSection, LPCSTR pszTranslateKey,
 577                                     LPSTR pszBuffer, DWORD dwBufferSize,
 578                                     PDWORD pdwRequiredSize, PVOID pvReserved)
 579 {
 580     UNICODE_STRING filenameW, sectionW, keyW;
 581     LPWSTR bufferW;
 582     HRESULT res;
 583     DWORD len = 0;
 584
 585     TRACE("(%p, %p, %p, %p, %p, %ld, %p, %p)\n", hInf, debugstr_a(pszInfFilename),
 586           debugstr_a(pszTranslateSection), debugstr_a(pszTranslateKey),
 587           debugstr_a(pszBuffer), dwBufferSize, pdwRequiredSize, pvReserved);
 588
 589     if (!pszInfFilename || !pszTranslateSection ||
 590         !pszTranslateKey || !pdwRequiredSize)
 591         return E_INVALIDARG;
 592
 593     RtlCreateUnicodeStringFromAsciiz(&filenameW, pszInfFilename);
 594     RtlCreateUnicodeStringFromAsciiz(&sectionW, pszTranslateSection);
 595     RtlCreateUnicodeStringFromAsciiz(&keyW, pszTranslateKey);
 596
 597     res = TranslateInfStringExW(hInf, filenameW.Buffer, sectionW.Buffer,
 598                                 keyW.Buffer, NULL, 0, &len, NULL);
 599
 600     if (res == S_OK)
 601     {
 602         bufferW = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
 603
 604         res = TranslateInfStringExW(hInf, filenameW.Buffer, sectionW.Buffer,
 605                                 keyW.Buffer, bufferW, len, &len, NULL);
 606
 607         if (res == S_OK)
 608         {
 609             *pdwRequiredSize = WideCharToMultiByte(CP_ACP, 0, bufferW, -1,
 610                                                    NULL, 0, NULL, NULL);
 611
 612             if (dwBufferSize >= *pdwRequiredSize)
 613             {
 614                 WideCharToMultiByte(CP_ACP, 0, bufferW, -1, pszBuffer,
 615                                     dwBufferSize, NULL, NULL);
 616             }
 617             else
 618                 res = HRESULT_FROM_WIN32(ERROR_INSUFFICIENT_BUFFER);
 619         }
 620
 621         HeapFree(GetProcessHeap(), 0, bufferW);
 622     }
 623
 624     RtlFreeUnicodeString(&filenameW);
 625     RtlFreeUnicodeString(&sectionW);
 626     RtlFreeUnicodeString(&keyW);
 627
 628     return res;
 629 }
 630
 631 /***********************************************************************
 632  *             TranslateInfStringExW   (ADVPACK.@)
 633  *
 634  * Using a handle to an INF file opened with OpenINFEngine, translates
 635  * the value of a specified key in an inf file into the current locale
 636  * by expanding string macros.
 637  *
 638  * PARAMS
 639  *   hInf                [I] Handle to the INF file.
 640  *   pszInfFilename      [I] Filename of the INF file.
 641  *   pszTranslateSection [I] Inf section where the key exists.
 642  *   pszTranslateKey     [I] Key to translate.
 643  *   pszBuffer           [O] Contains the translated string on exit.
 644  *   dwBufferSize        [I] Size on input of pszBuffer.
 645  *   pdwRequiredSize     [O] Length of the translated key.
 646  *   pvReserved          [I] Reserved.  Must be NULL.
 647  *
 648  * RETURNS
 649  *   Success: S_OK.
 650  *   Failure: E_FAIL.
 651  *
 652  * NOTES
 653  *   To use TranslateInfStringEx to translate an INF file continuously,
 654  *   open the INF file with OpenINFEngine, call TranslateInfStringEx as
 655  *   many times as needed, then release the handle with CloseINFEngine.
 656  *   When translating more than one keys, this method is more efficient
 657  *   than calling TranslateInfString, because the INF file is only
 658  *   opened once.
 659  */
 660 HRESULT WINAPI TranslateInfStringExW(HINF hInf, LPCWSTR pszInfFilename,
 661                                      LPCWSTR pszTranslateSection, LPCWSTR pszTranslateKey,
 662                                      LPWSTR pszBuffer, DWORD dwBufferSize,
 663                                      PDWORD pdwRequiredSize, PVOID pvReserved)
 664 {
 665     TRACE("(%p, %p, %p, %p, %p, %ld, %p, %p)\n", hInf, debugstr_w(pszInfFilename),
 666           debugstr_w(pszTranslateSection), debugstr_w(pszTranslateKey),
 667           debugstr_w(pszBuffer), dwBufferSize, pdwRequiredSize, pvReserved);
 668
 669     if (!hInf || !pszInfFilename || !pszTranslateSection || !pszTranslateKey)
 670         return E_INVALIDARG;
 671
 672     if (!SetupGetLineTextW(NULL, hInf, pszTranslateSection, pszTranslateKey,
 673                            pszBuffer, dwBufferSize, pdwRequiredSize))
 674     {
 675         if (dwBufferSize < *pdwRequiredSize)
 676             return HRESULT_FROM_WIN32(ERROR_INSUFFICIENT_BUFFER);
 677
 678         return SPAPI_E_LINE_NOT_FOUND;
 679     }
 680
 681     return S_OK;
 682 }
 683
 684 /***********************************************************************
 685  *             UserInstStubWrapperA   (ADVPACK.@)
 686  *
 687  * See UserInstStubWrapperW.
 688  */
 689 HRESULT WINAPI UserInstStubWrapperA(HWND hWnd, HINSTANCE hInstance,
 690                                    LPSTR pszParms, INT nShow)
 691 {
 692     UNICODE_STRING parmsW;
 693     HRESULT res;
 694
 695     TRACE("(%p, %p, %p, %i)\n", hWnd, hInstance, pszParms, nShow);
 696
 697     if (!pszParms)
 698         return E_INVALIDARG;
 699
 700     RtlCreateUnicodeStringFromAsciiz(&parmsW, pszParms);
 701
 702     res = UserInstStubWrapperW(hWnd, hInstance, parmsW.Buffer, nShow);
 703
 704     RtlFreeUnicodeString(&parmsW);
 705
 706     return res;
 707 }
 708
 709 /***********************************************************************
 710  *             UserInstStubWrapperW   (ADVPACK.@)
 711  */
 712 HRESULT WINAPI UserInstStubWrapperW(HWND hWnd, HINSTANCE hInstance,
 713                                     LPWSTR pszParms, INT nShow)
 714 {
 715     FIXME("(%p, %p, %p, %i) stub\n", hWnd, hInstance, pszParms, nShow);
 716
 717     return E_FAIL;
 718 }
 719
 720 /***********************************************************************
 721  *             UserUnInstStubWrapperA   (ADVPACK.@)
 722  *
 723  * See UserUnInstStubWrapperW.
 724  */
 725 HRESULT WINAPI UserUnInstStubWrapperA(HWND hWnd, HINSTANCE hInstance,
 726                                       LPSTR pszParms, INT nShow)
 727 {
 728     UNICODE_STRING parmsW;
 729     HRESULT res;
 730
 731     TRACE("(%p, %p, %p, %i)\n", hWnd, hInstance, pszParms, nShow);
 732
 733     if (!pszParms)
 734         return E_INVALIDARG;
 735
 736     RtlCreateUnicodeStringFromAsciiz(&parmsW, pszParms);
 737
 738     res = UserUnInstStubWrapperW(hWnd, hInstance, parmsW.Buffer, nShow);
 739
 740     RtlFreeUnicodeString(&parmsW);
 741
 742     return res;
 743 }
 744
 745 /***********************************************************************
 746  *             UserUnInstStubWrapperW   (ADVPACK.@)
 747  */
 748 HRESULT WINAPI UserUnInstStubWrapperW(HWND hWnd, HINSTANCE hInstance,
 749                                       LPWSTR pszParms, INT nShow)
 750 {
 751     FIXME("(%p, %p, %p, %i) stub\n", hWnd, hInstance, pszParms, nShow);
 752
 753     return E_FAIL;
 754 }