dlls/setupapi/devinst.c

   1 /*
   2  * SetupAPI device installer
   3  *
   4  * Copyright 2000 Andreas Mohr for CodeWeavers
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include "config.h"
  22 #include "wine/port.h"
  23
  24 #include <stdarg.h>
  25
  26 #include "windef.h"
  27 #include "winbase.h"
  28 #include "winnt.h"
  29 #include "winreg.h"
  30 #include "winternl.h"
  31 #include "wingdi.h"
  32 #include "winuser.h"
  33 #include "winnls.h"
  34 #include "setupapi.h"
  35 #include "wine/debug.h"
  36 #include "wine/unicode.h"
  37 #include "ddk/cfgmgr32.h"
  38 #include "initguid.h"
  39 #include "winioctl.h"
  40 #include "rpc.h"
  41 #include "rpcdce.h"
  42
  43 #include "setupapi_private.h"
  44
  45
  46 WINE_DEFAULT_DEBUG_CHANNEL(setupapi);
  47
  48 /* Unicode constants */
  49 static const WCHAR ClassGUID[]  = {'C','l','a','s','s','G','U','I','D',0};
  50 static const WCHAR Class[]  = {'C','l','a','s','s',0};
  51 static const WCHAR ClassInstall32[]  = {'C','l','a','s','s','I','n','s','t','a','l','l','3','2',0};
  52 static const WCHAR NoDisplayClass[]  = {'N','o','D','i','s','p','l','a','y','C','l','a','s','s',0};
  53 static const WCHAR NoInstallClass[]  = {'N','o','I','s','t','a','l','l','C','l','a','s','s',0};
  54 static const WCHAR NoUseClass[]  = {'N','o','U','s','e','C','l','a','s','s',0};
  55 static const WCHAR NtExtension[]  = {'.','N','T',0};
  56 static const WCHAR NtPlatformExtension[]  = {'.','N','T','x','8','6',0};
  57 static const WCHAR Version[]  = {'V','e','r','s','i','o','n',0};
  58 static const WCHAR WinExtension[]  = {'.','W','i','n',0};
  59
  60 /* Registry key and value names */
  61 static const WCHAR ControlClass[] = {'S','y','s','t','e','m','\\',
  62                                   'C','u','r','r','e','n','t','C','o','n','t','r','o','l','S','e','t','\\',
  63                                   'C','o','n','t','r','o','l','\\',
  64                                   'C','l','a','s','s',0};
  65
  66 static const WCHAR DeviceClasses[] = {'S','y','s','t','e','m','\\',
  67                                   'C','u','r','r','e','n','t','C','o','n','t','r','o','l','S','e','t','\\',
  68                                   'C','o','n','t','r','o','l','\\',
  69                                   'D','e','v','i','c','e','C','l','a','s','s','e','s',0};
  70
  71 /***********************************************************************
  72  *              SetupDiBuildClassInfoList  (SETUPAPI.@)
  73  */
  74 BOOL WINAPI SetupDiBuildClassInfoList(
  75         DWORD Flags,
  76         LPGUID ClassGuidList,
  77         DWORD ClassGuidListSize,
  78         PDWORD RequiredSize)
  79 {
  80     TRACE("\n");
  81     return SetupDiBuildClassInfoListExW(Flags, ClassGuidList,
  82                                         ClassGuidListSize, RequiredSize,
  83                                         NULL, NULL);
  84 }
  85
  86 /***********************************************************************
  87  *              SetupDiBuildClassInfoListExA  (SETUPAPI.@)
  88  */
  89 BOOL WINAPI SetupDiBuildClassInfoListExA(
  90         DWORD Flags,
  91         LPGUID ClassGuidList,
  92         DWORD ClassGuidListSize,
  93         PDWORD RequiredSize,
  94         LPCSTR MachineName,
  95         PVOID Reserved)
  96 {
  97     LPWSTR MachineNameW = NULL;
  98     BOOL bResult;
  99
 100     TRACE("\n");
 101
 102     if (MachineName)
 103     {
 104         MachineNameW = MultiByteToUnicode(MachineName, CP_ACP);
 105         if (MachineNameW == NULL) return FALSE;
 106     }
 107
 108     bResult = SetupDiBuildClassInfoListExW(Flags, ClassGuidList,
 109                                            ClassGuidListSize, RequiredSize,
 110                                            MachineNameW, Reserved);
 111
 112     if (MachineNameW)
 113         MyFree(MachineNameW);
 114
 115     return bResult;
 116 }
 117
 118 /***********************************************************************
 119  *              SetupDiBuildClassInfoListExW  (SETUPAPI.@)
 120  */
 121 BOOL WINAPI SetupDiBuildClassInfoListExW(
 122         DWORD Flags,
 123         LPGUID ClassGuidList,
 124         DWORD ClassGuidListSize,
 125         PDWORD RequiredSize,
 126         LPCWSTR MachineName,
 127         PVOID Reserved)
 128 {
 129     WCHAR szKeyName[40];
 130     HKEY hClassesKey;
 131     HKEY hClassKey;
 132     DWORD dwLength;
 133     DWORD dwIndex;
 134     LONG lError;
 135     DWORD dwGuidListIndex = 0;
 136
 137     TRACE("\n");
 138
 139     if (RequiredSize != NULL)
 140         *RequiredSize = 0;
 141
 142     hClassesKey = SetupDiOpenClassRegKeyExW(NULL,
 143                                             KEY_ALL_ACCESS,
 144                                             DIOCR_INSTALLER,
 145                                             MachineName,
 146                                             Reserved);
 147     if (hClassesKey == INVALID_HANDLE_VALUE)
 148     {
 149         return FALSE;
 150     }
 151
 152     for (dwIndex = 0; ; dwIndex++)
 153     {
 154         dwLength = 40;
 155         lError = RegEnumKeyExW(hClassesKey,
 156                                dwIndex,
 157                                szKeyName,
 158                                &dwLength,
 159                                NULL,
 160                                NULL,
 161                                NULL,
 162                                NULL);
 163         TRACE("RegEnumKeyExW() returns %ld\n", lError);
 164         if (lError == ERROR_SUCCESS || lError == ERROR_MORE_DATA)
 165         {
 166             TRACE("Key name: %p\n", szKeyName);
 167
 168             if (RegOpenKeyExW(hClassesKey,
 169                               szKeyName,
 170                               0,
 171                               KEY_ALL_ACCESS,
 172                               &hClassKey))
 173             {
 174                 RegCloseKey(hClassesKey);
 175                 return FALSE;
 176             }
 177
 178             if (!RegQueryValueExW(hClassKey,
 179                                   NoUseClass,
 180                                   NULL,
 181                                   NULL,
 182                                   NULL,
 183                                   NULL))
 184             {
 185                 TRACE("'NoUseClass' value found!\n");
 186                 RegCloseKey(hClassKey);
 187                 continue;
 188             }
 189
 190             if ((Flags & DIBCI_NOINSTALLCLASS) &&
 191                 (!RegQueryValueExW(hClassKey,
 192                                    NoInstallClass,
 193                                    NULL,
 194                                    NULL,
 195                                    NULL,
 196                                    NULL)))
 197             {
 198                 TRACE("'NoInstallClass' value found!\n");
 199                 RegCloseKey(hClassKey);
 200                 continue;
 201             }
 202
 203             if ((Flags & DIBCI_NODISPLAYCLASS) &&
 204                 (!RegQueryValueExW(hClassKey,
 205                                    NoDisplayClass,
 206                                    NULL,
 207                                    NULL,
 208                                    NULL,
 209                                    NULL)))
 210             {
 211                 TRACE("'NoDisplayClass' value found!\n");
 212                 RegCloseKey(hClassKey);
 213                 continue;
 214             }
 215
 216             RegCloseKey(hClassKey);
 217
 218             TRACE("Guid: %p\n", szKeyName);
 219             if (dwGuidListIndex < ClassGuidListSize)
 220             {
 221                 if (szKeyName[0] == L'{' && szKeyName[37] == L'}')
 222                 {
 223                     szKeyName[37] = 0;
 224                 }
 225                 TRACE("Guid: %p\n", &szKeyName[1]);
 226
 227                 UuidFromStringW(&szKeyName[1],
 228                                 &ClassGuidList[dwGuidListIndex]);
 229             }
 230
 231             dwGuidListIndex++;
 232         }
 233
 234         if (lError != ERROR_SUCCESS)
 235             break;
 236     }
 237
 238     RegCloseKey(hClassesKey);
 239
 240     if (RequiredSize != NULL)
 241         *RequiredSize = dwGuidListIndex;
 242
 243     if (ClassGuidListSize < dwGuidListIndex)
 244     {
 245         SetLastError(ERROR_INSUFFICIENT_BUFFER);
 246         return FALSE;
 247     }
 248
 249     return TRUE;
 250 }
 251
 252 /***********************************************************************
 253  *              SetupDiClassGuidsFromNameA  (SETUPAPI.@)
 254  */
 255 BOOL WINAPI SetupDiClassGuidsFromNameA(
 256         LPCSTR ClassName,
 257         LPGUID ClassGuidList,
 258         DWORD ClassGuidListSize,
 259         PDWORD RequiredSize)
 260 {
 261   return SetupDiClassGuidsFromNameExA(ClassName, ClassGuidList,
 262                                       ClassGuidListSize, RequiredSize,
 263                                       NULL, NULL);
 264 }
 265
 266 /***********************************************************************
 267  *              SetupDiClassGuidsFromNameW  (SETUPAPI.@)
 268  */
 269 BOOL WINAPI SetupDiClassGuidsFromNameW(
 270         LPCWSTR ClassName,
 271         LPGUID ClassGuidList,
 272         DWORD ClassGuidListSize,
 273         PDWORD RequiredSize)
 274 {
 275   return SetupDiClassGuidsFromNameExW(ClassName, ClassGuidList,
 276                                       ClassGuidListSize, RequiredSize,
 277                                       NULL, NULL);
 278 }
 279
 280 /***********************************************************************
 281  *              SetupDiClassGuidsFromNameExA  (SETUPAPI.@)
 282  */
 283 BOOL WINAPI SetupDiClassGuidsFromNameExA(
 284         LPCSTR ClassName,
 285         LPGUID ClassGuidList,
 286         DWORD ClassGuidListSize,
 287         PDWORD RequiredSize,
 288         LPCSTR MachineName,
 289         PVOID Reserved)
 290 {
 291     LPWSTR ClassNameW = NULL;
 292     LPWSTR MachineNameW = NULL;
 293     BOOL bResult;
 294
 295     FIXME("\n");
 296
 297     ClassNameW = MultiByteToUnicode(ClassName, CP_ACP);
 298     if (ClassNameW == NULL)
 299         return FALSE;
 300
 301     if (MachineNameW)
 302     {
 303         MachineNameW = MultiByteToUnicode(MachineName, CP_ACP);
 304         if (MachineNameW == NULL)
 305         {
 306             MyFree(ClassNameW);
 307             return FALSE;
 308         }
 309     }
 310
 311     bResult = SetupDiClassGuidsFromNameExW(ClassNameW, ClassGuidList,
 312                                            ClassGuidListSize, RequiredSize,
 313                                            MachineNameW, Reserved);
 314
 315     if (MachineNameW)
 316         MyFree(MachineNameW);
 317
 318     MyFree(ClassNameW);
 319
 320     return bResult;
 321 }
 322
 323 /***********************************************************************
 324  *              SetupDiClassGuidsFromNameExW  (SETUPAPI.@)
 325  */
 326 BOOL WINAPI SetupDiClassGuidsFromNameExW(
 327         LPCWSTR ClassName,
 328         LPGUID ClassGuidList,
 329         DWORD ClassGuidListSize,
 330         PDWORD RequiredSize,
 331         LPCWSTR MachineName,
 332         PVOID Reserved)
 333 {
 334     WCHAR szKeyName[40];
 335     WCHAR szClassName[256];
 336     HKEY hClassesKey;
 337     HKEY hClassKey;
 338     DWORD dwLength;
 339     DWORD dwIndex;
 340     LONG lError;
 341     DWORD dwGuidListIndex = 0;
 342
 343     if (RequiredSize != NULL)
 344         *RequiredSize = 0;
 345
 346     hClassesKey = SetupDiOpenClassRegKeyExW(NULL,
 347                                             KEY_ALL_ACCESS,
 348                                             DIOCR_INSTALLER,
 349                                             MachineName,
 350                                             Reserved);
 351     if (hClassesKey == INVALID_HANDLE_VALUE)
 352     {
 353         return FALSE;
 354     }
 355
 356     for (dwIndex = 0; ; dwIndex++)
 357     {
 358         dwLength = 40;
 359         lError = RegEnumKeyExW(hClassesKey,
 360                                dwIndex,
 361                                szKeyName,
 362                                &dwLength,
 363                                NULL,
 364                                NULL,
 365                                NULL,
 366                                NULL);
 367         TRACE("RegEnumKeyExW() returns %ld\n", lError);
 368         if (lError == ERROR_SUCCESS || lError == ERROR_MORE_DATA)
 369         {
 370             TRACE("Key name: %p\n", szKeyName);
 371
 372             if (RegOpenKeyExW(hClassesKey,
 373                               szKeyName,
 374                               0,
 375                               KEY_ALL_ACCESS,
 376                               &hClassKey))
 377             {
 378                 RegCloseKey(hClassesKey);
 379                 return FALSE;
 380             }
 381
 382             dwLength = 256 * sizeof(WCHAR);
 383             if (!RegQueryValueExW(hClassKey,
 384                                   Class,
 385                                   NULL,
 386                                   NULL,
 387                                   (LPBYTE)szClassName,
 388                                   &dwLength))
 389             {
 390                 TRACE("Class name: %p\n", szClassName);
 391
 392                 if (strcmpiW(szClassName, ClassName) == 0)
 393                 {
 394                     TRACE("Found matching class name\n");
 395
 396                     TRACE("Guid: %p\n", szKeyName);
 397                     if (dwGuidListIndex < ClassGuidListSize)
 398                     {
 399                         if (szKeyName[0] == L'{' && szKeyName[37] == L'}')
 400                         {
 401                             szKeyName[37] = 0;
 402                         }
 403                         TRACE("Guid: %p\n", &szKeyName[1]);
 404
 405                         UuidFromStringW(&szKeyName[1],
 406                                         &ClassGuidList[dwGuidListIndex]);
 407                     }
 408
 409                     dwGuidListIndex++;
 410                 }
 411             }
 412
 413             RegCloseKey(hClassKey);
 414         }
 415
 416         if (lError != ERROR_SUCCESS)
 417             break;
 418     }
 419
 420     RegCloseKey(hClassesKey);
 421
 422     if (RequiredSize != NULL)
 423         *RequiredSize = dwGuidListIndex;
 424
 425     if (ClassGuidListSize < dwGuidListIndex)
 426     {
 427         SetLastError(ERROR_INSUFFICIENT_BUFFER);
 428         return FALSE;
 429     }
 430
 431     return TRUE;
 432 }
 433
 434 /***********************************************************************
 435  *              SetupDiClassNameFromGuidA  (SETUPAPI.@)
 436  */
 437 BOOL WINAPI SetupDiClassNameFromGuidA(
 438         const GUID* ClassGuid,
 439         PSTR ClassName,
 440         DWORD ClassNameSize,
 441         PDWORD RequiredSize)
 442 {
 443   return SetupDiClassNameFromGuidExA(ClassGuid, ClassName,
 444                                      ClassNameSize, RequiredSize,
 445                                      NULL, NULL);
 446 }
 447
 448 /***********************************************************************
 449  *              SetupDiClassNameFromGuidW  (SETUPAPI.@)
 450  */
 451 BOOL WINAPI SetupDiClassNameFromGuidW(
 452         const GUID* ClassGuid,
 453         PWSTR ClassName,
 454         DWORD ClassNameSize,
 455         PDWORD RequiredSize)
 456 {
 457   return SetupDiClassNameFromGuidExW(ClassGuid, ClassName,
 458                                      ClassNameSize, RequiredSize,
 459                                      NULL, NULL);
 460 }
 461
 462 /***********************************************************************
 463  *              SetupDiClassNameFromGuidExA  (SETUPAPI.@)
 464  */
 465 BOOL WINAPI SetupDiClassNameFromGuidExA(
 466         const GUID* ClassGuid,
 467         PSTR ClassName,
 468         DWORD ClassNameSize,
 469         PDWORD RequiredSize,
 470         PCSTR MachineName,
 471         PVOID Reserved)
 472 {
 473     WCHAR ClassNameW[MAX_CLASS_NAME_LEN];
 474     LPWSTR MachineNameW = NULL;
 475     BOOL ret;
 476
 477     if (MachineName)
 478         MachineNameW = MultiByteToUnicode(MachineName, CP_ACP);
 479     ret = SetupDiClassNameFromGuidExW(ClassGuid, ClassNameW, MAX_CLASS_NAME_LEN,
 480      NULL, MachineNameW, Reserved);
 481     if (ret)
 482     {
 483         int len = WideCharToMultiByte(CP_ACP, 0, ClassNameW, -1, ClassName,
 484          ClassNameSize, NULL, NULL);
 485
 486         if (!ClassNameSize && RequiredSize)
 487             *RequiredSize = len;
 488     }
 489     MyFree(MachineNameW);
 490     return ret;
 491 }
 492
 493 /***********************************************************************
 494  *              SetupDiClassNameFromGuidExW  (SETUPAPI.@)
 495  */
 496 BOOL WINAPI SetupDiClassNameFromGuidExW(
 497         const GUID* ClassGuid,
 498         PWSTR ClassName,
 499         DWORD ClassNameSize,
 500         PDWORD RequiredSize,
 501         PCWSTR MachineName,
 502         PVOID Reserved)
 503 {
 504     HKEY hKey;
 505     DWORD dwLength;
 506
 507     hKey = SetupDiOpenClassRegKeyExW(ClassGuid,
 508                                      KEY_ALL_ACCESS,
 509                                      DIOCR_INSTALLER,
 510                                      MachineName,
 511                                      Reserved);
 512     if (hKey == INVALID_HANDLE_VALUE)
 513     {
 514         return FALSE;
 515     }
 516
 517     if (RequiredSize != NULL)
 518     {
 519         dwLength = 0;
 520         if (RegQueryValueExW(hKey,
 521                              Class,
 522                              NULL,
 523                              NULL,
 524                              NULL,
 525                              &dwLength))
 526         {
 527             RegCloseKey(hKey);
 528             return FALSE;
 529         }
 530
 531         *RequiredSize = dwLength / sizeof(WCHAR);
 532     }
 533
 534     dwLength = ClassNameSize * sizeof(WCHAR);
 535     if (RegQueryValueExW(hKey,
 536                          Class,
 537                          NULL,
 538                          NULL,
 539                          (LPBYTE)ClassName,
 540                          &dwLength))
 541     {
 542         RegCloseKey(hKey);
 543         return FALSE;
 544     }
 545
 546     RegCloseKey(hKey);
 547
 548     return TRUE;
 549 }
 550
 551 /***********************************************************************
 552  *              SetupDiCreateDeviceInfoList (SETUPAPI.@)
 553  */
 554 HDEVINFO WINAPI
 555 SetupDiCreateDeviceInfoList(const GUID *ClassGuid,
 556                             HWND hwndParent)
 557 {
 558   return SetupDiCreateDeviceInfoListExW(ClassGuid, hwndParent, NULL, NULL);
 559 }
 560
 561 /***********************************************************************
 562  *              SetupDiCreateDeviceInfoListExA (SETUPAPI.@)
 563  */
 564 HDEVINFO WINAPI
 565 SetupDiCreateDeviceInfoListExA(const GUID *ClassGuid,
 566                                HWND hwndParent,
 567                                PCSTR MachineName,
 568                                PVOID Reserved)
 569 {
 570     LPWSTR MachineNameW = NULL;
 571     HDEVINFO hDevInfo;
 572
 573     TRACE("\n");
 574
 575     if (MachineName)
 576     {
 577         MachineNameW = MultiByteToUnicode(MachineName, CP_ACP);
 578         if (MachineNameW == NULL)
 579             return (HDEVINFO)INVALID_HANDLE_VALUE;
 580     }
 581
 582     hDevInfo = SetupDiCreateDeviceInfoListExW(ClassGuid, hwndParent,
 583                                               MachineNameW, Reserved);
 584
 585     if (MachineNameW)
 586         MyFree(MachineNameW);
 587
 588     return hDevInfo;
 589 }
 590
 591 /***********************************************************************
 592  *              SetupDiCreateDeviceInfoListExW (SETUPAPI.@)
 593  */
 594 HDEVINFO WINAPI
 595 SetupDiCreateDeviceInfoListExW(const GUID *ClassGuid,
 596                                HWND hwndParent,
 597                                PCWSTR MachineName,
 598                                PVOID Reserved)
 599 {
 600   FIXME("\n");
 601   return (HDEVINFO)INVALID_HANDLE_VALUE;
 602 }
 603
 604 /***********************************************************************
 605  *              SetupDiEnumDeviceInfo (SETUPAPI.@)
 606  */
 607 BOOL WINAPI SetupDiEnumDeviceInfo(
 608         HDEVINFO  devinfo,
 609         DWORD  index,
 610         PSP_DEVINFO_DATA info)
 611 {
 612     FIXME("%p %ld %p\n", devinfo, index, info);
 613
 614     if(info==NULL)
 615         return FALSE;
 616     if(info->cbSize < sizeof(*info))
 617         return FALSE;
 618
 619     return FALSE;
 620 }
 621
 622 /***********************************************************************
 623  *              SetupDiGetActualSectionToInstallA (SETUPAPI.@)
 624  */
 625 BOOL WINAPI SetupDiGetActualSectionToInstallA(
 626         HINF InfHandle,
 627         PCSTR InfSectionName,
 628         PSTR InfSectionWithExt,
 629         DWORD InfSectionWithExtSize,
 630         PDWORD RequiredSize,
 631         PSTR *Extension)
 632 {
 633     FIXME("\n");
 634     return FALSE;
 635 }
 636
 637 /***********************************************************************
 638  *              SetupDiGetActualSectionToInstallW (SETUPAPI.@)
 639  */
 640 BOOL WINAPI SetupDiGetActualSectionToInstallW(
 641         HINF InfHandle,
 642         PCWSTR InfSectionName,
 643         PWSTR InfSectionWithExt,
 644         DWORD InfSectionWithExtSize,
 645         PDWORD RequiredSize,
 646         PWSTR *Extension)
 647 {
 648     WCHAR szBuffer[MAX_PATH];
 649     DWORD dwLength;
 650     DWORD dwFullLength;
 651     LONG lLineCount = -1;
 652
 653     lstrcpyW(szBuffer, InfSectionName);
 654     dwLength = lstrlenW(szBuffer);
 655
 656     if (OsVersionInfo.dwPlatformId == VER_PLATFORM_WIN32_NT)
 657     {
 658         /* Test section name with '.NTx86' extension */
 659         lstrcpyW(&szBuffer[dwLength], NtPlatformExtension);
 660         lLineCount = SetupGetLineCountW(InfHandle, szBuffer);
 661
 662         if (lLineCount == -1)
 663         {
 664             /* Test section name with '.NT' extension */
 665             lstrcpyW(&szBuffer[dwLength], NtExtension);
 666             lLineCount = SetupGetLineCountW(InfHandle, szBuffer);
 667         }
 668     }
 669     else
 670     {
 671         /* Test section name with '.Win' extension */
 672         lstrcpyW(&szBuffer[dwLength], WinExtension);
 673         lLineCount = SetupGetLineCountW(InfHandle, szBuffer);
 674     }
 675
 676     if (lLineCount == -1)
 677     {
 678         /* Test section name without extension */
 679         szBuffer[dwLength] = 0;
 680         lLineCount = SetupGetLineCountW(InfHandle, szBuffer);
 681     }
 682
 683     if (lLineCount == -1)
 684     {
 685         SetLastError(ERROR_INVALID_PARAMETER);
 686         return FALSE;
 687     }
 688
 689     dwFullLength = lstrlenW(szBuffer);
 690
 691     if (InfSectionWithExt != NULL && InfSectionWithExtSize != 0)
 692     {
 693         if (InfSectionWithExtSize < (dwFullLength + 1))
 694         {
 695             SetLastError(ERROR_INSUFFICIENT_BUFFER);
 696             return FALSE;
 697         }
 698
 699         lstrcpyW(InfSectionWithExt, szBuffer);
 700         if (Extension != NULL)
 701         {
 702             *Extension = (dwLength == dwFullLength) ? NULL : &InfSectionWithExt[dwLength];
 703         }
 704     }
 705
 706     if (RequiredSize != NULL)
 707     {
 708         *RequiredSize = dwFullLength + 1;
 709     }
 710
 711     return TRUE;
 712 }
 713
 714 /***********************************************************************
 715  *              SetupDiGetClassDescriptionA  (SETUPAPI.@)
 716  */
 717 BOOL WINAPI SetupDiGetClassDescriptionA(
 718         const GUID* ClassGuid,
 719         PSTR ClassDescription,
 720         DWORD ClassDescriptionSize,
 721         PDWORD RequiredSize)
 722 {
 723   return SetupDiGetClassDescriptionExA(ClassGuid, ClassDescription,
 724                                        ClassDescriptionSize,
 725                                        RequiredSize, NULL, NULL);
 726 }
 727
 728 /***********************************************************************
 729  *              SetupDiGetClassDescriptionW  (SETUPAPI.@)
 730  */
 731 BOOL WINAPI SetupDiGetClassDescriptionW(
 732         const GUID* ClassGuid,
 733         PWSTR ClassDescription,
 734         DWORD ClassDescriptionSize,
 735         PDWORD RequiredSize)
 736 {
 737   return SetupDiGetClassDescriptionExW(ClassGuid, ClassDescription,
 738                                        ClassDescriptionSize,
 739                                        RequiredSize, NULL, NULL);
 740 }
 741
 742 /***********************************************************************
 743  *              SetupDiGetClassDescriptionExA  (SETUPAPI.@)
 744  */
 745 BOOL WINAPI SetupDiGetClassDescriptionExA(
 746         const GUID* ClassGuid,
 747         PSTR ClassDescription,
 748         DWORD ClassDescriptionSize,
 749         PDWORD RequiredSize,
 750         PCSTR MachineName,
 751         PVOID Reserved)
 752 {
 753   FIXME("\n");
 754   return FALSE;
 755 }
 756
 757 /***********************************************************************
 758  *              SetupDiGetClassDescriptionExW  (SETUPAPI.@)
 759  */
 760 BOOL WINAPI SetupDiGetClassDescriptionExW(
 761         const GUID* ClassGuid,
 762         PWSTR ClassDescription,
 763         DWORD ClassDescriptionSize,
 764         PDWORD RequiredSize,
 765         PCWSTR MachineName,
 766         PVOID Reserved)
 767 {
 768     HKEY hKey;
 769     DWORD dwLength;
 770
 771     hKey = SetupDiOpenClassRegKeyExW(ClassGuid,
 772                                      KEY_ALL_ACCESS,
 773                                      DIOCR_INSTALLER,
 774                                      MachineName,
 775                                      Reserved);
 776     if (hKey == INVALID_HANDLE_VALUE)
 777     {
 778         WARN("SetupDiOpenClassRegKeyExW() failed (Error %lu)\n", GetLastError());
 779         return FALSE;
 780     }
 781
 782     if (RequiredSize != NULL)
 783     {
 784         dwLength = 0;
 785         if (RegQueryValueExW(hKey,
 786                              NULL,
 787                              NULL,
 788                              NULL,
 789                              NULL,
 790                              &dwLength))
 791         {
 792             RegCloseKey(hKey);
 793             return FALSE;
 794         }
 795
 796         *RequiredSize = dwLength / sizeof(WCHAR);
 797     }
 798
 799     dwLength = ClassDescriptionSize * sizeof(WCHAR);
 800     if (RegQueryValueExW(hKey,
 801                          NULL,
 802                          NULL,
 803                          NULL,
 804                          (LPBYTE)ClassDescription,
 805                          &dwLength))
 806     {
 807         RegCloseKey(hKey);
 808         return FALSE;
 809     }
 810
 811     RegCloseKey(hKey);
 812
 813     return TRUE;
 814 }
 815
 816 /***********************************************************************
 817  *              SetupDiGetClassDevsA (SETUPAPI.@)
 818  */
 819 HDEVINFO WINAPI SetupDiGetClassDevsA(
 820        CONST GUID *class,
 821        LPCSTR enumstr,
 822        HWND parent,
 823        DWORD flags)
 824 {
 825     HDEVINFO ret;
 826     LPWSTR enumstrW = NULL;
 827
 828     if (enumstr)
 829     {
 830         int len = MultiByteToWideChar(CP_ACP, 0, enumstr, -1, NULL, 0);
 831         enumstrW = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
 832         if (!enumstrW)
 833         {
 834             ret = (HDEVINFO)INVALID_HANDLE_VALUE;
 835             goto end;
 836         }
 837         MultiByteToWideChar(CP_ACP, 0, enumstr, -1, enumstrW, len);
 838     }
 839     ret = SetupDiGetClassDevsW(class, enumstrW, parent, flags);
 840     HeapFree(GetProcessHeap(), 0, enumstrW);
 841
 842 end:
 843     return ret;
 844 }
 845
 846 #define SETUP_SERIAL_PORT_MAGIC 0xd00ff055
 847
 848 typedef struct _SerialPortName
 849 {
 850     WCHAR name[5];
 851 } SerialPortName;
 852
 853 typedef struct _SerialPortList
 854 {
 855     DWORD magic;
 856     UINT  numPorts;
 857     SerialPortName names[1];
 858 } SerialPortList;
 859
 860 static HDEVINFO SETUP_CreateSerialDeviceList(void)
 861 {
 862     static const size_t initialSize = 100;
 863     size_t size;
 864     WCHAR buf[initialSize];
 865     LPWSTR devices;
 866     HDEVINFO ret;
 867     BOOL failed = FALSE;
 868
 869     devices = buf;
 870     size = initialSize;
 871     do {
 872         if (QueryDosDeviceW(NULL, devices, size) == 0)
 873         {
 874             if (GetLastError() == ERROR_INSUFFICIENT_BUFFER)
 875             {
 876                 size *= 2;
 877                 if (devices != buf)
 878                     HeapFree(GetProcessHeap(), 0, devices);
 879                 devices = HeapAlloc(GetProcessHeap(), 0, size * sizeof(WCHAR));
 880                 if (!devices)
 881                     failed = TRUE;
 882                 else
 883                     *devices = 0;
 884             }
 885             else
 886                 failed = TRUE;
 887         }
 888     } while (!*devices && !failed);
 889     if (!failed)
 890     {
 891         static const WCHAR comW[] = { 'C','O','M',0 };
 892         LPWSTR ptr;
 893         UINT numSerialPorts = 0;
 894         SerialPortList *list;
 895
 896         for (ptr = devices; *ptr; ptr += strlenW(ptr) + 1)
 897         {
 898             if (!strncmpW(comW, ptr, sizeof(comW) / sizeof(comW[0]) - 1))
 899                 numSerialPorts++;
 900         }
 901         list = HeapAlloc(GetProcessHeap(), 0, sizeof(SerialPortList) +
 902          numSerialPorts ? (numSerialPorts - 1) * sizeof(SerialPortName) : 0);
 903         if (list)
 904         {
 905             list->magic = SETUP_SERIAL_PORT_MAGIC;
 906             list->numPorts = 0;
 907             for (ptr = devices; *ptr; ptr += strlenW(ptr) + 1)
 908             {
 909                 if (!strncmpW(comW, ptr, sizeof(comW) / sizeof(comW[0]) - 1))
 910                 {
 911                     lstrcpynW(list->names[list->numPorts].name, ptr,
 912                      sizeof(list->names[list->numPorts].name) /
 913                      sizeof(list->names[list->numPorts].name[0]));
 914                     TRACE("Adding %s to list\n",
 915                      debugstr_w(list->names[list->numPorts].name));
 916                     list->numPorts++;
 917                 }
 918             }
 919             TRACE("list->numPorts is %d\n", list->numPorts);
 920         }
 921         ret = (HDEVINFO)list;
 922     }
 923     else
 924         ret = (HDEVINFO)INVALID_HANDLE_VALUE;
 925     if (devices != buf)
 926         HeapFree(GetProcessHeap(), 0, devices);
 927     TRACE("returning %p\n", ret);
 928     return ret;
 929 }
 930
 931 /***********************************************************************
 932  *              SetupDiGetClassDevsW (SETUPAPI.@)
 933  */
 934 HDEVINFO WINAPI SetupDiGetClassDevsW(
 935        CONST GUID *class,
 936        LPCWSTR enumstr,
 937        HWND parent,
 938        DWORD flags)
 939 {
 940     HDEVINFO ret = (HDEVINFO)INVALID_HANDLE_VALUE;
 941
 942     TRACE("%s %s %p 0x%08lx\n", debugstr_guid(class), debugstr_w(enumstr),
 943      parent, flags);
 944
 945     if (enumstr)
 946         FIXME(": unimplemented for enumerator strings (%s)\n",
 947          debugstr_w(enumstr));
 948     else if (flags & DIGCF_ALLCLASSES)
 949         FIXME(": unimplemented for DIGCF_ALLCLASSES\n");
 950     else
 951     {
 952         if (IsEqualIID(class, &GUID_DEVINTERFACE_COMPORT))
 953             ret = SETUP_CreateSerialDeviceList();
 954         else if (IsEqualIID(class, &GUID_DEVINTERFACE_SERENUM_BUS_ENUMERATOR))
 955             ret = SETUP_CreateSerialDeviceList();
 956         else
 957             FIXME("(%s): stub\n", debugstr_guid(class));
 958     }
 959     return ret;
 960 }
 961
 962 /***********************************************************************
 963  *              SetupDiEnumDeviceInterfaces (SETUPAPI.@)
 964  */
 965 BOOL WINAPI SetupDiEnumDeviceInterfaces(
 966        HDEVINFO DeviceInfoSet,
 967        PSP_DEVINFO_DATA DeviceInfoData,
 968        CONST GUID * InterfaceClassGuid,
 969        DWORD MemberIndex,
 970        PSP_DEVICE_INTERFACE_DATA DeviceInterfaceData)
 971 {
 972     BOOL ret = FALSE;
 973
 974     TRACE("%p, %p, %s, 0x%08lx, %p\n", DeviceInfoSet, DeviceInfoData,
 975      debugstr_guid(InterfaceClassGuid), MemberIndex, DeviceInterfaceData);
 976     if (!DeviceInterfaceData)
 977         SetLastError(ERROR_INVALID_PARAMETER);
 978     else if (DeviceInfoData)
 979         FIXME(": unimplemented with PSP_DEVINFO_DATA set\n");
 980     else if (DeviceInfoSet && DeviceInfoSet != (HDEVINFO)INVALID_HANDLE_VALUE)
 981     {
 982         /* FIXME: this assumes the only possible enumeration is of serial
 983          * ports.
 984          */
 985         SerialPortList *list = (SerialPortList *)DeviceInfoSet;
 986
 987         if (list->magic == SETUP_SERIAL_PORT_MAGIC)
 988         {
 989             if (MemberIndex >= list->numPorts)
 990                 SetLastError(ERROR_NO_MORE_ITEMS);
 991             else
 992             {
 993                 DeviceInterfaceData->cbSize = sizeof(SP_DEVICE_INTERFACE_DATA);
 994                 memcpy(&DeviceInterfaceData->InterfaceClassGuid,
 995                  &GUID_DEVINTERFACE_SERENUM_BUS_ENUMERATOR,
 996                  sizeof(DeviceInterfaceData->InterfaceClassGuid));
 997                 DeviceInterfaceData->Flags = 0;
 998                 /* Note: this appears to be dangerous, passing a private
 999                  * pointer a heap-allocated datum to the caller.  However, the
1000                  * expected lifetime of the device data is the same as the
1001                  * HDEVINFO; once that is closed, the data are no longer valid.
1002                  */
1003                 DeviceInterfaceData->Reserved =
1004                  (ULONG_PTR)&list->names[MemberIndex].name;
1005                 ret = TRUE;
1006             }
1007         }
1008         else
1009             SetLastError(ERROR_INVALID_HANDLE);
1010     }
1011     else
1012         SetLastError(ERROR_INVALID_HANDLE);
1013     return ret;
1014 }
1015
1016 /***********************************************************************
1017  *              SetupDiDestroyDeviceInfoList (SETUPAPI.@)
1018  */
1019 BOOL WINAPI SetupDiDestroyDeviceInfoList(HDEVINFO devinfo)
1020 {
1021     BOOL ret = FALSE;
1022
1023     TRACE("%p\n", devinfo);
1024     if (devinfo && devinfo != (HDEVINFO)INVALID_HANDLE_VALUE)
1025     {
1026         /* FIXME: this assumes the only possible enumeration is of serial
1027          * ports.
1028          */
1029         SerialPortList *list = (SerialPortList *)devinfo;
1030
1031         if (list->magic == SETUP_SERIAL_PORT_MAGIC)
1032         {
1033             HeapFree(GetProcessHeap(), 0, list);
1034             ret = TRUE;
1035         }
1036         else
1037             SetLastError(ERROR_INVALID_HANDLE);
1038     }
1039     else
1040         SetLastError(ERROR_INVALID_HANDLE);
1041     return ret;
1042 }
1043
1044 /***********************************************************************
1045  *              SetupDiGetDeviceInterfaceDetailA (SETUPAPI.@)
1046  */
1047 BOOL WINAPI SetupDiGetDeviceInterfaceDetailA(
1048       HDEVINFO DeviceInfoSet,
1049       PSP_DEVICE_INTERFACE_DATA DeviceInterfaceData,
1050       PSP_DEVICE_INTERFACE_DETAIL_DATA_A DeviceInterfaceDetailData,
1051       DWORD DeviceInterfaceDetailDataSize,
1052       PDWORD RequiredSize,
1053       PSP_DEVINFO_DATA DeviceInfoData)
1054 {
1055     BOOL ret = FALSE;
1056
1057     TRACE("(%p, %p, %p, %ld, %p, %p)\n", DeviceInfoSet,
1058      DeviceInterfaceData, DeviceInterfaceDetailData,
1059      DeviceInterfaceDetailDataSize, RequiredSize, DeviceInfoData);
1060     if (!DeviceInterfaceData)
1061         SetLastError(ERROR_INVALID_PARAMETER);
1062     else if ((DeviceInterfaceDetailDataSize && !DeviceInterfaceDetailData) ||
1063      (DeviceInterfaceDetailData && !DeviceInterfaceDetailDataSize))
1064         SetLastError(ERROR_INVALID_PARAMETER);
1065     else if (DeviceInfoSet && DeviceInfoSet != (HDEVINFO)INVALID_HANDLE_VALUE)
1066     {
1067         /* FIXME: this assumes the only possible enumeration is of serial
1068          * ports.
1069          */
1070         SerialPortList *list = (SerialPortList *)DeviceInfoSet;
1071
1072         if (list->magic == SETUP_SERIAL_PORT_MAGIC)
1073         {
1074             LPCWSTR devName = (LPCWSTR)DeviceInterfaceData->Reserved;
1075             DWORD sizeRequired = sizeof(SP_DEVICE_INTERFACE_DETAIL_DATA_A) +
1076              lstrlenW(devName);
1077
1078             if (sizeRequired > DeviceInterfaceDetailDataSize)
1079             {
1080                 SetLastError(ERROR_INSUFFICIENT_BUFFER);
1081                 if (RequiredSize)
1082                     *RequiredSize = sizeRequired;
1083             }
1084             else
1085             {
1086                 LPSTR dst = DeviceInterfaceDetailData->DevicePath;
1087                 LPCWSTR src = devName;
1088
1089                 /* MSDN claims cbSize must be set by the caller, but it lies */
1090                 DeviceInterfaceDetailData->cbSize =
1091                  sizeof(SP_DEVICE_INTERFACE_DETAIL_DATA_A);
1092                 for ( ; *src; src++, dst++)
1093                     *dst = *src;
1094                 *dst = '\0';
1095                 TRACE("DevicePath is %s\n",
1096                  debugstr_a(DeviceInterfaceDetailData->DevicePath));
1097                 if (DeviceInfoData)
1098                 {
1099                     DeviceInfoData->cbSize = sizeof(SP_DEVINFO_DATA);
1100                     memcpy(&DeviceInfoData->ClassGuid,
1101                      &GUID_DEVINTERFACE_SERENUM_BUS_ENUMERATOR,
1102                      sizeof(DeviceInfoData->ClassGuid));
1103                     DeviceInfoData->DevInst = 0;
1104                     DeviceInfoData->Reserved = (ULONG_PTR)devName;
1105                 }
1106                 ret = TRUE;
1107             }
1108         }
1109         else
1110             SetLastError(ERROR_INVALID_HANDLE);
1111     }
1112     else
1113         SetLastError(ERROR_INVALID_HANDLE);
1114     TRACE("Returning %d\n", ret);
1115     return ret;
1116 }
1117
1118 /***********************************************************************
1119  *              SetupDiGetDeviceInterfaceDetailW (SETUPAPI.@)
1120  */
1121 BOOL WINAPI SetupDiGetDeviceInterfaceDetailW(
1122       HDEVINFO DeviceInfoSet,
1123       PSP_DEVICE_INTERFACE_DATA DeviceInterfaceData,
1124       PSP_DEVICE_INTERFACE_DETAIL_DATA_W DeviceInterfaceDetailData,
1125       DWORD DeviceInterfaceDetailDataSize,
1126       PDWORD RequiredSize,
1127       PSP_DEVINFO_DATA DeviceInfoData)
1128 {
1129     FIXME("(%p, %p, %p, %ld, %p, %p): stub\n", DeviceInfoSet,
1130      DeviceInterfaceData, DeviceInterfaceDetailData,
1131      DeviceInterfaceDetailDataSize, RequiredSize, DeviceInfoData);
1132     return FALSE;
1133 }
1134
1135 /***********************************************************************
1136  *              SetupDiGetDeviceRegistryPropertyA (SETUPAPI.@)
1137  */
1138 BOOL WINAPI SetupDiGetDeviceRegistryPropertyA(
1139         HDEVINFO  devinfo,
1140         PSP_DEVINFO_DATA  DeviceInfoData,
1141         DWORD   Property,
1142         PDWORD  PropertyRegDataType,
1143         PBYTE   PropertyBuffer,
1144         DWORD   PropertyBufferSize,
1145         PDWORD  RequiredSize)
1146 {
1147     FIXME("%04lx %p %ld %p %p %ld %p\n", (DWORD)devinfo, DeviceInfoData,
1148         Property, PropertyRegDataType, PropertyBuffer, PropertyBufferSize,
1149         RequiredSize);
1150     return FALSE;
1151 }
1152
1153 /***********************************************************************
1154  *              SetupDiInstallClassA (SETUPAPI.@)
1155  */
1156 BOOL WINAPI SetupDiInstallClassA(
1157         HWND hwndParent,
1158         PCSTR InfFileName,
1159         DWORD Flags,
1160         HSPFILEQ FileQueue)
1161 {
1162     UNICODE_STRING FileNameW;
1163     BOOL Result;
1164
1165     if (!RtlCreateUnicodeStringFromAsciiz(&FileNameW, InfFileName))
1166     {
1167         SetLastError(ERROR_NOT_ENOUGH_MEMORY);
1168         return FALSE;
1169     }
1170
1171     Result = SetupDiInstallClassW(hwndParent, FileNameW.Buffer, Flags, FileQueue);
1172
1173     RtlFreeUnicodeString(&FileNameW);
1174
1175     return Result;
1176 }
1177
1178 static HKEY CreateClassKey(HINF hInf)
1179 {
1180     WCHAR FullBuffer[MAX_PATH];
1181     WCHAR Buffer[MAX_PATH];
1182     DWORD RequiredSize;
1183     HKEY hClassKey;
1184
1185     if (!SetupGetLineTextW(NULL,
1186                            hInf,
1187                            Version,
1188                            ClassGUID,
1189                            Buffer,
1190                            MAX_PATH,
1191                            &RequiredSize))
1192     {
1193         return INVALID_HANDLE_VALUE;
1194     }
1195
1196     lstrcpyW(FullBuffer, ControlClass);
1197     lstrcatW(FullBuffer, Buffer);
1198
1199     if (RegOpenKeyExW(HKEY_LOCAL_MACHINE,
1200                       FullBuffer,
1201                       0,
1202                       KEY_ALL_ACCESS,
1203                       &hClassKey))
1204     {
1205         if (!SetupGetLineTextW(NULL,
1206                                hInf,
1207                                Version,
1208                                Class,
1209                                Buffer,
1210                                MAX_PATH,
1211                                &RequiredSize))
1212         {
1213             return INVALID_HANDLE_VALUE;
1214         }
1215
1216         if (RegCreateKeyExW(HKEY_LOCAL_MACHINE,
1217                             FullBuffer,
1218                             0,
1219                             NULL,
1220                             REG_OPTION_NON_VOLATILE,
1221                             KEY_ALL_ACCESS,
1222                             NULL,
1223                             &hClassKey,
1224                             NULL))
1225         {
1226             return INVALID_HANDLE_VALUE;
1227         }
1228
1229     }
1230
1231     if (RegSetValueExW(hClassKey,
1232                        Class,
1233                        0,
1234                        REG_SZ,
1235                        (LPBYTE)Buffer,
1236                        RequiredSize * sizeof(WCHAR)))
1237     {
1238         RegCloseKey(hClassKey);
1239         RegDeleteKeyW(HKEY_LOCAL_MACHINE,
1240                       FullBuffer);
1241         return INVALID_HANDLE_VALUE;
1242     }
1243
1244     return hClassKey;
1245 }
1246
1247 /***********************************************************************
1248  *              SetupDiInstallClassW (SETUPAPI.@)
1249  */
1250 BOOL WINAPI SetupDiInstallClassW(
1251         HWND hwndParent,
1252         PCWSTR InfFileName,
1253         DWORD Flags,
1254         HSPFILEQ FileQueue)
1255 {
1256     WCHAR SectionName[MAX_PATH];
1257     DWORD SectionNameLength = 0;
1258     HINF hInf;
1259     BOOL bFileQueueCreated = FALSE;
1260     HKEY hClassKey;
1261
1262
1263     FIXME("\n");
1264
1265     if ((Flags & DI_NOVCP) && (FileQueue == NULL || FileQueue == INVALID_HANDLE_VALUE))
1266     {
1267         SetLastError(ERROR_INVALID_PARAMETER);
1268         return FALSE;
1269     }
1270
1271     /* Open the .inf file */
1272     hInf = SetupOpenInfFileW(InfFileName,
1273                              NULL,
1274                              INF_STYLE_WIN4,
1275                              NULL);
1276     if (hInf == INVALID_HANDLE_VALUE)
1277     {
1278
1279         return FALSE;
1280     }
1281
1282     /* Create or open the class registry key 'HKLM\\CurrentControlSet\\Class\\{GUID}' */
1283     hClassKey = CreateClassKey(hInf);
1284     if (hClassKey == INVALID_HANDLE_VALUE)
1285     {
1286         SetupCloseInfFile(hInf);
1287         return FALSE;
1288     }
1289
1290
1291     /* Try to append a layout file */
1292 #if 0
1293     SetupOpenAppendInfFileW(NULL, hInf, NULL);
1294 #endif
1295
1296     /* Retrieve the actual section name */
1297     SetupDiGetActualSectionToInstallW(hInf,
1298                                       ClassInstall32,
1299                                       SectionName,
1300                                       MAX_PATH,
1301                                       &SectionNameLength,
1302                                       NULL);
1303
1304 #if 0
1305     if (!(Flags & DI_NOVCP))
1306     {
1307         FileQueue = SetupOpenFileQueue();
1308         if (FileQueue == INVALID_HANDLE_VALUE)
1309         {
1310             SetupCloseInfFile(hInf);
1311             return FALSE;
1312         }
1313
1314         bFileQueueCreated = TRUE;
1315
1316     }
1317 #endif
1318
1319     SetupInstallFromInfSectionW(NULL,
1320                                 hInf,
1321                                 SectionName,
1322                                 SPINST_REGISTRY,
1323                                 hClassKey,
1324                                 NULL,
1325                                 0,
1326                                 NULL,
1327                                 NULL,
1328                                 INVALID_HANDLE_VALUE,
1329                                 NULL);
1330
1331     /* FIXME: More code! */
1332
1333     if (bFileQueueCreated)
1334         SetupCloseFileQueue(FileQueue);
1335
1336     SetupCloseInfFile(hInf);
1337
1338     return TRUE;
1339 }
1340
1341
1342 /***********************************************************************
1343  *              SetupDiOpenClassRegKey  (SETUPAPI.@)
1344  */
1345 HKEY WINAPI SetupDiOpenClassRegKey(
1346         const GUID* ClassGuid,
1347         REGSAM samDesired)
1348 {
1349     return SetupDiOpenClassRegKeyExW(ClassGuid, samDesired,
1350                                      DIOCR_INSTALLER, NULL, NULL);
1351 }
1352
1353
1354 /***********************************************************************
1355  *              SetupDiOpenClassRegKeyExA  (SETUPAPI.@)
1356  */
1357 HKEY WINAPI SetupDiOpenClassRegKeyExA(
1358         const GUID* ClassGuid,
1359         REGSAM samDesired,
1360         DWORD Flags,
1361         PCSTR MachineName,
1362         PVOID Reserved)
1363 {
1364     PWSTR MachineNameW = NULL;
1365     HKEY hKey;
1366
1367     TRACE("\n");
1368
1369     if (MachineName)
1370     {
1371         MachineNameW = MultiByteToUnicode(MachineName, CP_ACP);
1372         if (MachineNameW == NULL)
1373             return INVALID_HANDLE_VALUE;
1374     }
1375
1376     hKey = SetupDiOpenClassRegKeyExW(ClassGuid, samDesired,
1377                                      Flags, MachineNameW, Reserved);
1378
1379     if (MachineNameW)
1380         MyFree(MachineNameW);
1381
1382     return hKey;
1383 }
1384
1385
1386 /***********************************************************************
1387  *              SetupDiOpenClassRegKeyExW  (SETUPAPI.@)
1388  */
1389 HKEY WINAPI SetupDiOpenClassRegKeyExW(
1390         const GUID* ClassGuid,
1391         REGSAM samDesired,
1392         DWORD Flags,
1393         PCWSTR MachineName,
1394         PVOID Reserved)
1395 {
1396     LPWSTR lpGuidString;
1397     HKEY hClassesKey;
1398     HKEY hClassKey;
1399     LPCWSTR lpKeyName;
1400
1401     if (MachineName != NULL)
1402     {
1403         FIXME("Remote access not supported yet!\n");
1404         return INVALID_HANDLE_VALUE;
1405     }
1406
1407     if (Flags == DIOCR_INSTALLER)
1408     {
1409         lpKeyName = ControlClass;
1410     }
1411     else if (Flags == DIOCR_INTERFACE)
1412     {
1413         lpKeyName = DeviceClasses;
1414     }
1415     else
1416     {
1417         ERR("Invalid Flags parameter!\n");
1418         SetLastError(ERROR_INVALID_PARAMETER);
1419         return INVALID_HANDLE_VALUE;
1420     }
1421
1422     if (RegOpenKeyExW(HKEY_LOCAL_MACHINE,
1423                       lpKeyName,
1424                       0,
1425                       KEY_ALL_ACCESS,
1426                       &hClassesKey))
1427     {
1428         return INVALID_HANDLE_VALUE;
1429     }
1430
1431     if (ClassGuid == NULL)
1432         return hClassesKey;
1433
1434     if (UuidToStringW((UUID*)ClassGuid, &lpGuidString) != RPC_S_OK)
1435     {
1436         RegCloseKey(hClassesKey);
1437         return FALSE;
1438     }
1439
1440     if (RegOpenKeyExW(hClassesKey,
1441                       lpGuidString,
1442                       0,
1443                       KEY_ALL_ACCESS,
1444                       &hClassKey))
1445     {
1446         RpcStringFreeW(&lpGuidString);
1447         RegCloseKey(hClassesKey);
1448         return FALSE;
1449     }
1450
1451     RpcStringFreeW(&lpGuidString);
1452     RegCloseKey(hClassesKey);
1453
1454     return hClassKey;
1455 }
1456
1457 /***********************************************************************
1458  *              SetupDiOpenDeviceInterfaceW (SETUPAPI.@)
1459  */
1460 BOOL WINAPI SetupDiOpenDeviceInterfaceW(
1461        HDEVINFO DeviceInfoSet,
1462        PCWSTR DevicePath,
1463        DWORD OpenFlags,
1464        PSP_DEVICE_INTERFACE_DATA DeviceInterfaceData)
1465 {
1466     FIXME("%p %s %08lx %p\n",
1467         DeviceInfoSet, debugstr_w(DevicePath), OpenFlags, DeviceInterfaceData);
1468     return FALSE;
1469 }
1470
1471 /***********************************************************************
1472  *              SetupDiOpenDeviceInterfaceA (SETUPAPI.@)
1473  */
1474 BOOL WINAPI SetupDiOpenDeviceInterfaceA(
1475        HDEVINFO DeviceInfoSet,
1476        PCSTR DevicePath,
1477        DWORD OpenFlags,
1478        PSP_DEVICE_INTERFACE_DATA DeviceInterfaceData)
1479 {
1480     FIXME("%p %s %08lx %p\n", DeviceInfoSet,
1481         debugstr_a(DevicePath), OpenFlags, DeviceInterfaceData);
1482     return FALSE;
1483 }
1484
1485 /***********************************************************************
1486  *              SetupDiSetClassInstallParamsA (SETUPAPI.@)
1487  */
1488 BOOL WINAPI SetupDiSetClassInstallParamsA(
1489        HDEVINFO  DeviceInfoSet,
1490        PSP_DEVINFO_DATA DeviceInfoData,
1491        PSP_CLASSINSTALL_HEADER ClassInstallParams,
1492        DWORD ClassInstallParamsSize)
1493 {
1494     FIXME("%p %p %x %lu\n",DeviceInfoSet, DeviceInfoData,
1495           ClassInstallParams->InstallFunction, ClassInstallParamsSize);
1496     return FALSE;
1497 }
1498
1499 /***********************************************************************
1500  *              SetupDiCallClassInstaller (SETUPAPI.@)
1501  */
1502 BOOL WINAPI SetupDiCallClassInstaller(
1503        DI_FUNCTION InstallFunction,
1504        HDEVINFO DeviceInfoSet,
1505        PSP_DEVINFO_DATA DeviceInfoData)
1506 {
1507     FIXME("%d %p %p\n", InstallFunction, DeviceInfoSet, DeviceInfoData);
1508     return FALSE;
1509 }
1510
1511 /***********************************************************************
1512  *              SetupDiGetDeviceInstallParamsA (SETUPAPI.@)
1513  */
1514 BOOL WINAPI SetupDiGetDeviceInstallParamsA(
1515        HDEVINFO DeviceInfoSet,
1516        PSP_DEVINFO_DATA DeviceInfoData,
1517        PSP_DEVINSTALL_PARAMS_A DeviceInstallParams)
1518 {
1519     FIXME("%p %p %p\n", DeviceInfoSet, DeviceInfoData, DeviceInstallParams);
1520     return FALSE;
1521 }
1522
1523 /***********************************************************************
1524  *              SetupDiOpenDevRegKey (SETUPAPI.@)
1525  */
1526 HKEY WINAPI SetupDiOpenDevRegKey(
1527        HDEVINFO DeviceInfoSet,
1528        PSP_DEVINFO_DATA DeviceInfoData,
1529        DWORD Scope,
1530        DWORD HwProfile,
1531        DWORD KeyType,
1532        REGSAM samDesired)
1533 {
1534     FIXME("%p %p %ld %ld %ld %lx\n", DeviceInfoSet, DeviceInfoData,
1535           Scope, HwProfile, KeyType, samDesired);
1536     return INVALID_HANDLE_VALUE;
1537 }