dlls/advpack/files.c

   1 /*
   2  * Advpack file functions
   3  *
   4  * Copyright 2006 James Hawkins
   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 <stdarg.h>
  22 #include <stdlib.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 "setupapi.h"
  31 #include "advpub.h"
  32 #include "wine/debug.h"
  33 #include "wine/unicode.h"
  34 #include "advpack_private.h"
  35
  36 WINE_DEFAULT_DEBUG_CHANNEL(advpack);
  37
  38 /* converts an ansi double null-terminated list to a unicode list */
  39 static LPWSTR ansi_to_unicode_list(LPCSTR ansi_list)
  40 {
  41     DWORD len, wlen = 0;
  42     LPWSTR list;
  43     LPCSTR ptr = ansi_list;
  44
  45     while (*ptr) ptr += lstrlenA(ptr) + 1;
  46     len = ptr + 1 - ansi_list;
  47     wlen = MultiByteToWideChar(CP_ACP, 0, ansi_list, len, NULL, 0);
  48     list = HeapAlloc(GetProcessHeap(), 0, wlen * sizeof(WCHAR));
  49     MultiByteToWideChar(CP_ACP, 0, ansi_list, len, list, wlen);
  50     return list;
  51 }
  52
  53 /***********************************************************************
  54  *      AddDelBackupEntryA (ADVPACK.@)
  55  *
  56  * See AddDelBackupEntryW.
  57  */
  58 HRESULT WINAPI AddDelBackupEntryA(LPCSTR lpcszFileList, LPCSTR lpcszBackupDir,
  59                                   LPCSTR lpcszBaseName, DWORD dwFlags)
  60 {
  61     UNICODE_STRING backupdir, basename;
  62     LPWSTR filelist;
  63     LPCWSTR backup;
  64     HRESULT res;
  65
  66     TRACE("(%s, %s, %s, %d)\n", debugstr_a(lpcszFileList),
  67           debugstr_a(lpcszBackupDir), debugstr_a(lpcszBaseName), dwFlags);
  68
  69     if (lpcszFileList)
  70         filelist = ansi_to_unicode_list(lpcszFileList);
  71     else
  72         filelist = NULL;
  73
  74     RtlCreateUnicodeStringFromAsciiz(&backupdir, lpcszBackupDir);
  75     RtlCreateUnicodeStringFromAsciiz(&basename, lpcszBaseName);
  76
  77     if (lpcszBackupDir)
  78         backup = backupdir.Buffer;
  79     else
  80         backup = NULL;
  81
  82     res = AddDelBackupEntryW(filelist, backup, basename.Buffer, dwFlags);
  83
  84     HeapFree(GetProcessHeap(), 0, filelist);
  85
  86     RtlFreeUnicodeString(&backupdir);
  87     RtlFreeUnicodeString(&basename);
  88
  89     return res;
  90 }
  91
  92 /***********************************************************************
  93  *      AddDelBackupEntryW (ADVPACK.@)
  94  *
  95  * Either appends the files in the file list to the backup section of
  96  * the specified INI, or deletes the entries from the INI file.
  97  *
  98  * PARAMS
  99  *   lpcszFileList  [I] NULL-separated list of filenames.
 100  *   lpcszBackupDir [I] Path of the backup directory.
 101  *   lpcszBaseName  [I] Basename of the INI file.
 102  *   dwFlags        [I] AADBE_ADD_ENTRY adds the entries in the file list
 103  *                      to the INI file, while AADBE_DEL_ENTRY removes
 104  *                      the entries from the INI file.
 105  *
 106  * RETURNS
 107  *   S_OK in all cases.
 108  *
 109  * NOTES
 110  *   If the INI file does not exist before adding entries to it, the file
 111  *   will be created.
 112  *
 113  *   If lpcszBackupDir is NULL, the INI file is assumed to exist in
 114  *   c:\windows or created there if it does not exist.
 115  */
 116 HRESULT WINAPI AddDelBackupEntryW(LPCWSTR lpcszFileList, LPCWSTR lpcszBackupDir,
 117                                   LPCWSTR lpcszBaseName, DWORD dwFlags)
 118 {
 119     WCHAR szIniPath[MAX_PATH];
 120     LPCWSTR szString = NULL;
 121
 122     static const WCHAR szBackupEntry[] = {
 123         '-','1',',','0',',','0',',','0',',','0',',','0',',','-','1',0
 124     };
 125
 126     static const WCHAR backslash[] = {'\\',0};
 127     static const WCHAR ini[] = {'.','i','n','i',0};
 128     static const WCHAR backup[] = {'b','a','c','k','u','p',0};
 129
 130     TRACE("(%s, %s, %s, %d)\n", debugstr_w(lpcszFileList),
 131           debugstr_w(lpcszBackupDir), debugstr_w(lpcszBaseName), dwFlags);
 132
 133     if (!lpcszFileList || !*lpcszFileList)
 134         return S_OK;
 135
 136     if (lpcszBackupDir)
 137         lstrcpyW(szIniPath, lpcszBackupDir);
 138     else
 139         GetWindowsDirectoryW(szIniPath, MAX_PATH);
 140
 141     lstrcatW(szIniPath, backslash);
 142     lstrcatW(szIniPath, lpcszBaseName);
 143     lstrcatW(szIniPath, ini);
 144
 145     SetFileAttributesW(szIniPath, FILE_ATTRIBUTE_NORMAL);
 146
 147     if (dwFlags & AADBE_ADD_ENTRY)
 148         szString = szBackupEntry;
 149     else if (dwFlags & AADBE_DEL_ENTRY)
 150         szString = NULL;
 151
 152     /* add or delete the INI entries */
 153     while (*lpcszFileList)
 154     {
 155         WritePrivateProfileStringW(backup, lpcszFileList, szString, szIniPath);
 156         lpcszFileList += lstrlenW(lpcszFileList) + 1;
 157     }
 158
 159     /* hide the INI file */
 160     SetFileAttributesW(szIniPath, FILE_ATTRIBUTE_READONLY | FILE_ATTRIBUTE_HIDDEN);
 161
 162     return S_OK;
 163 }
 164
 165 /* FIXME: this is only for the local case, X:\ */
 166 #define ROOT_LENGTH 3
 167
 168 static UINT CALLBACK pQuietQueueCallback(PVOID Context, UINT Notification,
 169                                          UINT_PTR Param1, UINT_PTR Param2)
 170 {
 171     return 1;
 172 }
 173
 174 static UINT CALLBACK pQueueCallback(PVOID Context, UINT Notification,
 175                                     UINT_PTR Param1, UINT_PTR Param2)
 176 {
 177     /* only be verbose for error notifications */
 178     if (!Notification ||
 179         Notification == SPFILENOTIFY_RENAMEERROR ||
 180         Notification == SPFILENOTIFY_DELETEERROR ||
 181         Notification == SPFILENOTIFY_COPYERROR)
 182     {
 183         return SetupDefaultQueueCallbackW(Context, Notification,
 184                                           Param1, Param2);
 185     }
 186
 187     return 1;
 188 }
 189
 190 /***********************************************************************
 191  *      AdvInstallFileA (ADVPACK.@)
 192  *
 193  * See AdvInstallFileW.
 194  */
 195 HRESULT WINAPI AdvInstallFileA(HWND hwnd, LPCSTR lpszSourceDir, LPCSTR lpszSourceFile,
 196                                LPCSTR lpszDestDir, LPCSTR lpszDestFile,
 197                                DWORD dwFlags, DWORD dwReserved)
 198 {
 199     UNICODE_STRING sourcedir, sourcefile;
 200     UNICODE_STRING destdir, destfile;
 201     HRESULT res;
 202
 203     TRACE("(%p, %s, %s, %s, %s, %d, %d)\n", hwnd, debugstr_a(lpszSourceDir),
 204           debugstr_a(lpszSourceFile), debugstr_a(lpszDestDir),
 205           debugstr_a(lpszDestFile), dwFlags, dwReserved);
 206
 207     if (!lpszSourceDir || !lpszSourceFile || !lpszDestDir)
 208         return E_INVALIDARG;
 209
 210     RtlCreateUnicodeStringFromAsciiz(&sourcedir, lpszSourceDir);
 211     RtlCreateUnicodeStringFromAsciiz(&sourcefile, lpszSourceFile);
 212     RtlCreateUnicodeStringFromAsciiz(&destdir, lpszDestDir);
 213     RtlCreateUnicodeStringFromAsciiz(&destfile, lpszDestFile);
 214
 215     res = AdvInstallFileW(hwnd, sourcedir.Buffer, sourcefile.Buffer,
 216                           destdir.Buffer, destfile.Buffer, dwFlags, dwReserved);
 217
 218     RtlFreeUnicodeString(&sourcedir);
 219     RtlFreeUnicodeString(&sourcefile);
 220     RtlFreeUnicodeString(&destdir);
 221     RtlFreeUnicodeString(&destfile);
 222
 223     return res;
 224 }
 225
 226 /***********************************************************************
 227  *      AdvInstallFileW (ADVPACK.@)
 228  *
 229  * Copies a file from the source to a destination.
 230  *
 231  * PARAMS
 232  *   hwnd           [I] Handle to the window used for messages.
 233  *   lpszSourceDir  [I] Source directory.
 234  *   lpszSourceFile [I] Source filename.
 235  *   lpszDestDir    [I] Destination directory.
 236  *   lpszDestFile   [I] Optional destination filename.
 237  *   dwFlags        [I] See advpub.h.
 238  *   dwReserved     [I] Reserved.  Must be 0.
 239  *
 240  * RETURNS
 241  *   Success: S_OK.
 242  *   Failure: E_FAIL.
 243  *
 244  * NOTES
 245  *   If lpszDestFile is NULL, the destination filename is the same as
 246  *   lpszSourceFIle.
 247  */
 248 HRESULT WINAPI AdvInstallFileW(HWND hwnd, LPCWSTR lpszSourceDir, LPCWSTR lpszSourceFile,
 249                                LPCWSTR lpszDestDir, LPCWSTR lpszDestFile,
 250                                DWORD dwFlags, DWORD dwReserved)
 251 {
 252     PSP_FILE_CALLBACK_W pFileCallback;
 253     LPWSTR szDestFilename;
 254     LPCWSTR szPath;
 255     WCHAR szRootPath[ROOT_LENGTH];
 256     DWORD dwLen, dwLastError;
 257     HSPFILEQ fileQueue;
 258     PVOID pContext;
 259
 260     TRACE("(%p, %s, %s, %s, %s, %d, %d)\n", hwnd, debugstr_w(lpszSourceDir),
 261           debugstr_w(lpszSourceFile), debugstr_w(lpszDestDir),
 262           debugstr_w(lpszDestFile), dwFlags, dwReserved);
 263
 264     if (!lpszSourceDir || !lpszSourceFile || !lpszDestDir)
 265         return E_INVALIDARG;
 266
 267     fileQueue = SetupOpenFileQueue();
 268     if (fileQueue == INVALID_HANDLE_VALUE)
 269         return HRESULT_FROM_WIN32(GetLastError());
 270
 271     pContext = NULL;
 272     dwLastError = ERROR_SUCCESS;
 273
 274     lstrcpynW(szRootPath, lpszSourceDir, ROOT_LENGTH);
 275     szPath = lpszSourceDir + ROOT_LENGTH;
 276
 277     /* use lpszSourceFile as destination filename if lpszDestFile is NULL */
 278     if (lpszDestFile)
 279     {
 280         dwLen = lstrlenW(lpszDestFile);
 281         szDestFilename = HeapAlloc(GetProcessHeap(), 0, dwLen * sizeof(WCHAR));
 282         lstrcpyW(szDestFilename, lpszDestFile);
 283     }
 284     else
 285     {
 286         dwLen = lstrlenW(lpszSourceFile);
 287         szDestFilename = HeapAlloc(GetProcessHeap(), 0, dwLen * sizeof(WCHAR));
 288         lstrcpyW(szDestFilename, lpszSourceFile);
 289     }
 290
 291     /* add the file copy operation to the setup queue */
 292     if (!SetupQueueCopyW(fileQueue, szRootPath, szPath, lpszSourceFile, NULL,
 293                          NULL, lpszDestDir, szDestFilename, dwFlags))
 294     {
 295         dwLastError = GetLastError();
 296         goto done;
 297     }
 298
 299     pContext = SetupInitDefaultQueueCallbackEx(hwnd, INVALID_HANDLE_VALUE,
 300                                                0, 0, NULL);
 301     if (!pContext)
 302     {
 303         dwLastError = GetLastError();
 304         goto done;
 305     }
 306
 307     /* don't output anything for AIF_QUIET */
 308     if (dwFlags & AIF_QUIET)
 309         pFileCallback = pQuietQueueCallback;
 310     else
 311         pFileCallback = pQueueCallback;
 312
 313     /* perform the file copy */
 314     if (!SetupCommitFileQueueW(hwnd, fileQueue, pFileCallback, pContext))
 315     {
 316         dwLastError = GetLastError();
 317         goto done;
 318     }
 319
 320 done:
 321     SetupTermDefaultQueueCallback(pContext);
 322     SetupCloseFileQueue(fileQueue);
 323
 324     HeapFree(GetProcessHeap(), 0, szDestFilename);
 325
 326     return HRESULT_FROM_WIN32(dwLastError);
 327 }
 328
 329 static HRESULT DELNODE_recurse_dirtree(LPWSTR fname, DWORD flags)
 330 {
 331     DWORD fattrs = GetFileAttributesW(fname);
 332     HRESULT ret = E_FAIL;
 333
 334     static const WCHAR asterisk[] = {'*',0};
 335     static const WCHAR dot[] = {'.',0};
 336     static const WCHAR dotdot[] = {'.','.',0};
 337
 338     if (fattrs & FILE_ATTRIBUTE_DIRECTORY)
 339     {
 340         HANDLE hFindFile;
 341         WIN32_FIND_DATAW w32fd;
 342         BOOL done = TRUE;
 343         int fname_len = lstrlenW(fname);
 344
 345         /* Generate a path with wildcard suitable for iterating */
 346         if (fname_len && fname[fname_len-1] != '\\') fname[fname_len++] = '\\';
 347         lstrcpyW(fname + fname_len, asterisk);
 348
 349         if ((hFindFile = FindFirstFileW(fname, &w32fd)) != INVALID_HANDLE_VALUE)
 350         {
 351             /* Iterate through the files in the directory */
 352             for (done = FALSE; !done; done = !FindNextFileW(hFindFile, &w32fd))
 353             {
 354                 TRACE("%s\n", debugstr_w(w32fd.cFileName));
 355                 if (lstrcmpW(dot, w32fd.cFileName) != 0 &&
 356                     lstrcmpW(dotdot, w32fd.cFileName) != 0)
 357                 {
 358                     lstrcpyW(fname + fname_len, w32fd.cFileName);
 359                     if (DELNODE_recurse_dirtree(fname, flags) != S_OK)
 360                     {
 361                         break; /* Failure */
 362                     }
 363                 }
 364             }
 365             FindClose(hFindFile);
 366         }
 367
 368         /* We're done with this directory, so restore the old path without wildcard */
 369         *(fname + fname_len) = '\0';
 370
 371         if (done)
 372         {
 373             TRACE("%s: directory\n", debugstr_w(fname));
 374             if (SetFileAttributesW(fname, FILE_ATTRIBUTE_NORMAL) && RemoveDirectoryW(fname))
 375             {
 376                 ret = S_OK;
 377             }
 378         }
 379     }
 380     else
 381     {
 382         TRACE("%s: file\n", debugstr_w(fname));
 383         if (SetFileAttributesW(fname, FILE_ATTRIBUTE_NORMAL) && DeleteFileW(fname))
 384         {
 385             ret = S_OK;
 386         }
 387     }
 388
 389     return ret;
 390 }
 391
 392 /***********************************************************************
 393  *              DelNodeA   (ADVPACK.@)
 394  *
 395  * See DelNodeW.
 396  */
 397 HRESULT WINAPI DelNodeA(LPCSTR pszFileOrDirName, DWORD dwFlags)
 398 {
 399     UNICODE_STRING fileordirname;
 400     HRESULT res;
 401
 402     TRACE("(%s, %d)\n", debugstr_a(pszFileOrDirName), dwFlags);
 403
 404     RtlCreateUnicodeStringFromAsciiz(&fileordirname, pszFileOrDirName);
 405
 406     res = DelNodeW(fileordirname.Buffer, dwFlags);
 407
 408     RtlFreeUnicodeString(&fileordirname);
 409
 410     return res;
 411 }
 412
 413 /***********************************************************************
 414  *              DelNodeW   (ADVPACK.@)
 415  *
 416  * Deletes a file or directory
 417  *
 418  * PARAMS
 419  *   pszFileOrDirName   [I] Name of file or directory to delete
 420  *   dwFlags            [I] Flags; see include/advpub.h
 421  *
 422  * RETURNS
 423  *   Success: S_OK
 424  *   Failure: E_FAIL
 425  *
 426  * BUGS
 427  *   - Ignores flags
 428  *   - Native version apparently does a lot of checking to make sure
 429  *     we're not trying to delete a system directory etc.
 430  */
 431 HRESULT WINAPI DelNodeW(LPCWSTR pszFileOrDirName, DWORD dwFlags)
 432 {
 433     WCHAR fname[MAX_PATH];
 434     HRESULT ret = E_FAIL;
 435
 436     TRACE("(%s, %d)\n", debugstr_w(pszFileOrDirName), dwFlags);
 437
 438     if (dwFlags)
 439         FIXME("Flags ignored!\n");
 440
 441     if (pszFileOrDirName && *pszFileOrDirName)
 442     {
 443         lstrcpyW(fname, pszFileOrDirName);
 444
 445         /* TODO: Should check for system directory deletion etc. here */
 446
 447         ret = DELNODE_recurse_dirtree(fname, dwFlags);
 448     }
 449
 450     return ret;
 451 }
 452
 453 /***********************************************************************
 454  *             DelNodeRunDLL32A   (ADVPACK.@)
 455  *
 456  * See DelNodeRunDLL32W.
 457  */
 458 HRESULT WINAPI DelNodeRunDLL32A(HWND hWnd, HINSTANCE hInst, LPSTR cmdline, INT show)
 459 {
 460     UNICODE_STRING params;
 461     HRESULT hr;
 462
 463     TRACE("(%p, %p, %s, %i)\n", hWnd, hInst, debugstr_a(cmdline), show);
 464
 465     RtlCreateUnicodeStringFromAsciiz(&params, cmdline);
 466
 467     hr = DelNodeRunDLL32W(hWnd, hInst, params.Buffer, show);
 468
 469     RtlFreeUnicodeString(&params);
 470
 471     return hr;
 472 }
 473
 474 /***********************************************************************
 475  *             DelNodeRunDLL32W   (ADVPACK.@)
 476  *
 477  * Deletes a file or directory, WinMain style.
 478  *
 479  * PARAMS
 480  *   hWnd    [I] Handle to the window used for the display.
 481  *   hInst   [I] Instance of the process.
 482  *   cmdline [I] Contains parameters in the order FileOrDirName,Flags.
 483  *   show    [I] How the window should be shown.
 484  *
 485  * RETURNS
 486  *   Success: S_OK.
 487  *   Failure: E_FAIL.
 488  */
 489 HRESULT WINAPI DelNodeRunDLL32W(HWND hWnd, HINSTANCE hInst, LPWSTR cmdline, INT show)
 490 {
 491     LPWSTR szFilename, szFlags;
 492     LPWSTR cmdline_copy, cmdline_ptr;
 493     DWORD dwFlags = 0;
 494     HRESULT res;
 495
 496     TRACE("(%p, %p, %s, %i)\n", hWnd, hInst, debugstr_w(cmdline), show);
 497
 498     cmdline_copy = HeapAlloc(GetProcessHeap(), 0, (lstrlenW(cmdline) + 1) * sizeof(WCHAR));
 499     cmdline_ptr = cmdline_copy;
 500     lstrcpyW(cmdline_copy, cmdline);
 501
 502     /* get the parameters at indexes 0 and 1 respectively */
 503     szFilename = get_parameter(&cmdline_ptr, ',');
 504     szFlags = get_parameter(&cmdline_ptr, ',');
 505
 506     if (szFlags)
 507         dwFlags = atolW(szFlags);
 508
 509     res = DelNodeW(szFilename, dwFlags);
 510
 511     HeapFree(GetProcessHeap(), 0, cmdline_copy);
 512
 513     return res;
 514 }
 515
 516 /* The following defintions were copied from dlls/cabinet/cabinet.h */
 517
 518 /* EXTRACTdest flags */
 519 #define EXTRACT_FILLFILELIST  0x00000001
 520 #define EXTRACT_EXTRACTFILES  0x00000002
 521
 522 struct ExtractFileList {
 523         LPSTR  filename;
 524         struct ExtractFileList *next;
 525         BOOL   unknown;  /* always 1L */
 526 } ;
 527
 528 /* the first parameter of the function Extract */
 529 typedef struct {
 530         long  result1;          /* 0x000 */
 531         long  unknown1[3];      /* 0x004 */
 532         struct ExtractFileList *filelist; /* 0x010 */
 533         long  filecount;        /* 0x014 */
 534         DWORD flags;            /* 0x018 */
 535         char  directory[0x104]; /* 0x01c */
 536         char  lastfile[0x20c];  /* 0x120 */
 537 } EXTRACTdest;
 538
 539 static HRESULT (WINAPI *pExtract)(EXTRACTdest*, LPCSTR);
 540
 541 /* removes legal characters before and after file list, and
 542  * converts the file list to a NULL-separated list
 543  */
 544 static LPSTR convert_file_list(LPCSTR FileList, DWORD *dwNumFiles)
 545 {
 546     DWORD dwLen;
 547     const char *first = FileList;
 548     const char *last = FileList + strlen(FileList) - 1;
 549     LPSTR szConvertedList, temp;
 550
 551     /* any number of these chars before the list is OK */
 552     while (first < last && (*first == ' ' || *first == '\t' || *first == ':'))
 553         first++;
 554
 555     /* any number of these chars after the list is OK */
 556     while (last > first && (*last == ' ' || *last == '\t' || *last == ':'))
 557         last--;
 558
 559     if (first == last)
 560         return NULL;
 561
 562     dwLen = last - first + 3; /* room for double-null termination */
 563     szConvertedList = HeapAlloc(GetProcessHeap(), 0, dwLen);
 564     lstrcpynA(szConvertedList, first, dwLen - 1);
 565
 566     szConvertedList[dwLen - 1] = '\0';
 567     szConvertedList[dwLen] = '\0';
 568
 569     /* empty list */
 570     if (!lstrlenA(szConvertedList))
 571     {
 572         HeapFree(GetProcessHeap(), 0, szConvertedList);
 573         return NULL;
 574     }
 575
 576     *dwNumFiles = 1;
 577
 578     /* convert the colons to double-null termination */
 579     temp = szConvertedList;
 580     while (*temp)
 581     {
 582         if (*temp == ':')
 583         {
 584             *temp = '\0';
 585             (*dwNumFiles)++;
 586         }
 587
 588         temp++;
 589     }
 590
 591     return szConvertedList;
 592 }
 593
 594 static void free_file_node(struct ExtractFileList *pNode)
 595 {
 596     HeapFree(GetProcessHeap(), 0, pNode->filename);
 597     HeapFree(GetProcessHeap(), 0, pNode);
 598 }
 599
 600 /* determines whether szFile is in the NULL-separated szFileList */
 601 static BOOL file_in_list(LPCSTR szFile, LPCSTR szFileList)
 602 {
 603     DWORD dwLen = lstrlenA(szFile);
 604     DWORD dwTestLen;
 605
 606     while (*szFileList)
 607     {
 608         dwTestLen = lstrlenA(szFileList);
 609
 610         if (dwTestLen == dwLen)
 611         {
 612             if (!lstrcmpiA(szFile, szFileList))
 613                 return TRUE;
 614         }
 615
 616         szFileList += dwTestLen + 1;
 617     }
 618
 619     return FALSE;
 620 }
 621
 622 /* removes nodes from the linked list that aren't specified in szFileList
 623  * returns the number of files that are in both the linked list and szFileList
 624  */
 625 static DWORD fill_file_list(EXTRACTdest *extractDest, LPCSTR szCabName, LPCSTR szFileList)
 626 {
 627     DWORD dwNumFound = 0;
 628     struct ExtractFileList *pNode;
 629     struct ExtractFileList *prev = NULL;
 630
 631     extractDest->flags |= EXTRACT_FILLFILELIST;
 632     if (pExtract(extractDest, szCabName))
 633     {
 634         extractDest->flags &= ~EXTRACT_FILLFILELIST;
 635         return -1;
 636     }
 637
 638     pNode = extractDest->filelist;
 639     while (pNode)
 640     {
 641         if (file_in_list(pNode->filename, szFileList))
 642         {
 643             prev = pNode;
 644             pNode = pNode->next;
 645             dwNumFound++;
 646         }
 647         else if (prev)
 648         {
 649             prev->next = pNode->next;
 650             free_file_node(pNode);
 651             pNode = prev->next;
 652         }
 653         else
 654         {
 655             extractDest->filelist = pNode->next;
 656             free_file_node(pNode);
 657             pNode = extractDest->filelist;
 658         }
 659     }
 660
 661     extractDest->flags &= ~EXTRACT_FILLFILELIST;
 662     return dwNumFound;
 663 }
 664
 665 /***********************************************************************
 666  *             ExtractFilesA    (ADVPACK.@)
 667  *
 668  * Extracts the specified files from a cab archive into
 669  * a destination directory.
 670  *
 671  * PARAMS
 672  *   CabName   [I] Filename of the cab archive.
 673  *   ExpandDir [I] Destination directory for the extracted files.
 674  *   Flags     [I] Reserved.
 675  *   FileList  [I] Optional list of files to extract.  See NOTES.
 676  *   LReserved [I] Reserved.  Must be NULL.
 677  *   Reserved  [I] Reserved.  Must be 0.
 678  *
 679  * RETURNS
 680  *   Success: S_OK.
 681  *   Failure: E_FAIL.
 682  *
 683  * NOTES
 684  *   FileList is a colon-separated list of filenames.  If FileList is
 685  *   non-NULL, only the files in the list will be extracted from the
 686  *   cab file, otherwise all files will be extracted.  Any number of
 687  *   spaces, tabs, or colons can be before or after the list, but
 688  *   the list itself must only be separated by colons.
 689  */
 690 HRESULT WINAPI ExtractFilesA(LPCSTR CabName, LPCSTR ExpandDir, DWORD Flags,
 691                              LPCSTR FileList, LPVOID LReserved, DWORD Reserved)
 692 {
 693     EXTRACTdest extractDest;
 694     HMODULE hCabinet;
 695     HRESULT res = S_OK;
 696     DWORD dwFileCount = 0;
 697     DWORD dwFilesFound = 0;
 698     LPSTR szConvertedList = NULL;
 699
 700     TRACE("(%s, %s, %d, %s, %p, %d)\n", debugstr_a(CabName), debugstr_a(ExpandDir),
 701           Flags, debugstr_a(FileList), LReserved, Reserved);
 702
 703     if (!CabName || !ExpandDir)
 704         return E_INVALIDARG;
 705
 706     if (GetFileAttributesA(ExpandDir) == INVALID_FILE_ATTRIBUTES)
 707         return HRESULT_FROM_WIN32(ERROR_PATH_NOT_FOUND);
 708
 709     hCabinet = LoadLibraryA("cabinet.dll");
 710     if (!hCabinet)
 711         return E_FAIL;
 712
 713     pExtract = (void *)GetProcAddress(hCabinet, "Extract");
 714     if (!pExtract)
 715     {
 716         res = E_FAIL;
 717         goto done;
 718     }
 719
 720     ZeroMemory(&extractDest, sizeof(EXTRACTdest));
 721     lstrcpyA(extractDest.directory, ExpandDir);
 722
 723     if (FileList)
 724     {
 725         szConvertedList = convert_file_list(FileList, &dwFileCount);
 726         if (!szConvertedList || dwFileCount == -1)
 727         {
 728             res = E_FAIL;
 729             goto done;
 730         }
 731
 732         dwFilesFound = fill_file_list(&extractDest, CabName, szConvertedList);
 733         if (dwFilesFound != dwFileCount)
 734         {
 735             res = E_FAIL;
 736             goto done;
 737         }
 738     }
 739     else
 740         extractDest.flags |= EXTRACT_FILLFILELIST;
 741
 742     extractDest.flags |= EXTRACT_EXTRACTFILES;
 743     res = pExtract(&extractDest, CabName);
 744
 745     if (extractDest.filelist)
 746     {
 747         struct ExtractFileList* curr = extractDest.filelist;
 748         struct ExtractFileList* next;
 749
 750         while (curr)
 751         {
 752             next = curr->next;
 753             free_file_node(curr);
 754             curr = next;
 755         }
 756     }
 757
 758 done:
 759     FreeLibrary(hCabinet);
 760     HeapFree(GetProcessHeap(), 0, szConvertedList);
 761
 762     return res;
 763 }
 764
 765 /***********************************************************************
 766  *      FileSaveMarkNotExistA (ADVPACK.@)
 767  *
 768  * See FileSaveMarkNotExistW.
 769  */
 770 HRESULT WINAPI FileSaveMarkNotExistA(LPSTR pszFileList, LPSTR pszDir, LPSTR pszBaseName)
 771 {
 772     TRACE("(%s, %s, %s)\n", debugstr_a(pszFileList),
 773           debugstr_a(pszDir), debugstr_a(pszBaseName));
 774
 775     return AddDelBackupEntryA(pszFileList, pszDir, pszBaseName, AADBE_DEL_ENTRY);
 776 }
 777
 778 /***********************************************************************
 779  *      FileSaveMarkNotExistW (ADVPACK.@)
 780  *
 781  * Marks the files in the file list as not existing so they won't be
 782  * backed up during a save.
 783  *
 784  * PARAMS
 785  *   pszFileList [I] NULL-separated list of filenames.
 786  *   pszDir      [I] Path of the backup directory.
 787  *   pszBaseName [I] Basename of the INI file.
 788  *
 789  * RETURNS
 790  *   Success: S_OK.
 791  *   Failure: E_FAIL.
 792  */
 793 HRESULT WINAPI FileSaveMarkNotExistW(LPWSTR pszFileList, LPWSTR pszDir, LPWSTR pszBaseName)
 794 {
 795     TRACE("(%s, %s, %s)\n", debugstr_w(pszFileList),
 796           debugstr_w(pszDir), debugstr_w(pszBaseName));
 797
 798     return AddDelBackupEntryW(pszFileList, pszDir, pszBaseName, AADBE_DEL_ENTRY);
 799 }
 800
 801 /***********************************************************************
 802  *      FileSaveRestoreA (ADVPACK.@)
 803  *
 804  * See FileSaveRestoreW.
 805  */
 806 HRESULT WINAPI FileSaveRestoreA(HWND hDlg, LPSTR pszFileList, LPSTR pszDir,
 807                                 LPSTR pszBaseName, DWORD dwFlags)
 808 {
 809     UNICODE_STRING filelist, dir, basename;
 810     HRESULT hr;
 811
 812     TRACE("(%p, %s, %s, %s, %d)\n", hDlg, debugstr_a(pszFileList),
 813           debugstr_a(pszDir), debugstr_a(pszBaseName), dwFlags);
 814
 815     RtlCreateUnicodeStringFromAsciiz(&filelist, pszFileList);
 816     RtlCreateUnicodeStringFromAsciiz(&dir, pszDir);
 817     RtlCreateUnicodeStringFromAsciiz(&basename, pszBaseName);
 818
 819     hr = FileSaveRestoreW(hDlg, filelist.Buffer, dir.Buffer,
 820                           basename.Buffer, dwFlags);
 821
 822     RtlFreeUnicodeString(&filelist);
 823     RtlFreeUnicodeString(&dir);
 824     RtlFreeUnicodeString(&basename);
 825
 826     return hr;
 827 }
 828
 829 /***********************************************************************
 830  *      FileSaveRestoreW (ADVPACK.@)
 831  *
 832  * Saves or restores the files in the specified file list.
 833  *
 834  * PARAMS
 835  *   hDlg        [I] Handle to the dialog used for the display.
 836  *   pszFileList [I] NULL-separated list of filenames.
 837  *   pszDir      [I] Path of the backup directory.
 838  *   pszBaseName [I] Basename of the backup files.
 839  *   dwFlags     [I] See advpub.h.
 840  *
 841  * RETURNS
 842  *   Success: S_OK.
 843  *   Failure: E_FAIL.
 844  *
 845  * NOTES
 846  *   If pszFileList is NULL on restore, all files will be restored.
 847  *
 848  * BUGS
 849  *   Unimplemented.
 850  */
 851 HRESULT WINAPI FileSaveRestoreW(HWND hDlg, LPWSTR pszFileList, LPWSTR pszDir,
 852                                 LPWSTR pszBaseName, DWORD dwFlags)
 853 {
 854     FIXME("(%p, %s, %s, %s, %d) stub\n", hDlg, debugstr_w(pszFileList),
 855           debugstr_w(pszDir), debugstr_w(pszBaseName), dwFlags);
 856
 857     return E_FAIL;
 858 }
 859
 860 /***********************************************************************
 861  *      FileSaveRestoreOnINFA (ADVPACK.@)
 862  *
 863  * See FileSaveRestoreOnINFW.
 864  */
 865 HRESULT WINAPI FileSaveRestoreOnINFA(HWND hWnd, LPCSTR pszTitle, LPCSTR pszINF,
 866                                     LPCSTR pszSection, LPCSTR pszBackupDir,
 867                                     LPCSTR pszBaseBackupFile, DWORD dwFlags)
 868 {
 869     UNICODE_STRING title, inf, section;
 870     UNICODE_STRING backupdir, backupfile;
 871     HRESULT hr;
 872
 873     TRACE("(%p, %s, %s, %s, %s, %s, %d)\n", hWnd, debugstr_a(pszTitle),
 874           debugstr_a(pszINF), debugstr_a(pszSection), debugstr_a(pszBackupDir),
 875           debugstr_a(pszBaseBackupFile), dwFlags);
 876
 877     RtlCreateUnicodeStringFromAsciiz(&title, pszTitle);
 878     RtlCreateUnicodeStringFromAsciiz(&inf, pszINF);
 879     RtlCreateUnicodeStringFromAsciiz(&section, pszSection);
 880     RtlCreateUnicodeStringFromAsciiz(&backupdir, pszBackupDir);
 881     RtlCreateUnicodeStringFromAsciiz(&backupfile, pszBaseBackupFile);
 882
 883     hr = FileSaveRestoreOnINFW(hWnd, title.Buffer, inf.Buffer, section.Buffer,
 884                                backupdir.Buffer, backupfile.Buffer, dwFlags);
 885
 886     RtlFreeUnicodeString(&title);
 887     RtlFreeUnicodeString(&inf);
 888     RtlFreeUnicodeString(&section);
 889     RtlFreeUnicodeString(&backupdir);
 890     RtlFreeUnicodeString(&backupfile);
 891
 892     return hr;
 893 }
 894
 895 /***********************************************************************
 896  *      FileSaveRestoreOnINFW (ADVPACK.@)
 897  *
 898  *
 899  * PARAMS
 900  *   hWnd              [I] Handle to the window used for the display.
 901  *   pszTitle          [I] Title of the window.
 902  *   pszINF            [I] Fully-qualified INF filename.
 903  *   pszSection        [I] GenInstall INF section name.
 904  *   pszBackupDir      [I] Directory to store the backup file.
 905  *   pszBaseBackupFile [I] Basename of the backup files.
 906  *   dwFlags           [I] See advpub.h
 907  *
 908  * RETURNS
 909  *   Success: S_OK.
 910  *   Failure: E_FAIL.
 911  *
 912  * NOTES
 913  *   If pszSection is NULL, the default section will be used.
 914  *
 915  * BUGS
 916  *   Unimplemented.
 917  */
 918 HRESULT WINAPI FileSaveRestoreOnINFW(HWND hWnd, LPCWSTR pszTitle, LPCWSTR pszINF,
 919                                      LPCWSTR pszSection, LPCWSTR pszBackupDir,
 920                                      LPCWSTR pszBaseBackupFile, DWORD dwFlags)
 921 {
 922     FIXME("(%p, %s, %s, %s, %s, %s, %d): stub\n", hWnd, debugstr_w(pszTitle),
 923           debugstr_w(pszINF), debugstr_w(pszSection), debugstr_w(pszBackupDir),
 924           debugstr_w(pszBaseBackupFile), dwFlags);
 925
 926     return E_FAIL;
 927 }
 928
 929 /***********************************************************************
 930  *             GetVersionFromFileA     (ADVPACK.@)
 931  *
 932  * See GetVersionFromFileExW.
 933  */
 934 HRESULT WINAPI GetVersionFromFileA(LPCSTR Filename, LPDWORD MajorVer,
 935                                    LPDWORD MinorVer, BOOL Version )
 936 {
 937     TRACE("(%s, %p, %p, %d)\n", debugstr_a(Filename), MajorVer, MinorVer, Version);
 938     return GetVersionFromFileExA(Filename, MajorVer, MinorVer, Version);
 939 }
 940
 941 /***********************************************************************
 942  *             GetVersionFromFileW     (ADVPACK.@)
 943  *
 944  * See GetVersionFromFileExW.
 945  */
 946 HRESULT WINAPI GetVersionFromFileW(LPCWSTR Filename, LPDWORD MajorVer,
 947                                    LPDWORD MinorVer, BOOL Version )
 948 {
 949     TRACE("(%s, %p, %p, %d)\n", debugstr_w(Filename), MajorVer, MinorVer, Version);
 950     return GetVersionFromFileExW(Filename, MajorVer, MinorVer, Version);
 951 }
 952
 953 /* data for GetVersionFromFileEx */
 954 typedef struct tagLANGANDCODEPAGE
 955 {
 956     WORD wLanguage;
 957     WORD wCodePage;
 958 } LANGANDCODEPAGE;
 959
 960 /***********************************************************************
 961  *             GetVersionFromFileExA   (ADVPACK.@)
 962  *
 963  * See GetVersionFromFileExW.
 964  */
 965 HRESULT WINAPI GetVersionFromFileExA(LPCSTR lpszFilename, LPDWORD pdwMSVer,
 966                                      LPDWORD pdwLSVer, BOOL bVersion )
 967 {
 968     UNICODE_STRING filename;
 969     HRESULT res;
 970
 971     TRACE("(%s, %p, %p, %d)\n", debugstr_a(lpszFilename),
 972           pdwMSVer, pdwLSVer, bVersion);
 973
 974     RtlCreateUnicodeStringFromAsciiz(&filename, lpszFilename);
 975
 976     res = GetVersionFromFileExW(filename.Buffer, pdwMSVer, pdwLSVer, bVersion);
 977
 978     RtlFreeUnicodeString(&filename);
 979
 980     return res;
 981 }
 982
 983 /***********************************************************************
 984  *             GetVersionFromFileExW   (ADVPACK.@)
 985  *
 986  * Gets the files version or language information.
 987  *
 988  * PARAMS
 989  *   lpszFilename [I] The file to get the info from.
 990  *   pdwMSVer     [O] Major version.
 991  *   pdwLSVer     [O] Minor version.
 992  *   bVersion     [I] Whether to retrieve version or language info.
 993  *
 994  * RETURNS
 995  *   Always returns S_OK.
 996  *
 997  * NOTES
 998  *   If bVersion is TRUE, version information is retrieved, else
 999  *   pdwMSVer gets the language ID and pdwLSVer gets the codepage ID.
1000  */
1001 HRESULT WINAPI GetVersionFromFileExW(LPCWSTR lpszFilename, LPDWORD pdwMSVer,
1002                                      LPDWORD pdwLSVer, BOOL bVersion )
1003 {
1004     VS_FIXEDFILEINFO *pFixedVersionInfo;
1005     LANGANDCODEPAGE *pLangAndCodePage;
1006     DWORD dwHandle, dwInfoSize;
1007     WCHAR szWinDir[MAX_PATH];
1008     WCHAR szFile[MAX_PATH];
1009     LPVOID pVersionInfo = NULL;
1010     BOOL bFileCopied = FALSE;
1011     UINT uValueLen;
1012
1013     static WCHAR backslash[] = {'\\',0};
1014     static WCHAR translation[] = {
1015         '\\','V','a','r','F','i','l','e','I','n','f','o',
1016         '\\','T','r','a','n','s','l','a','t','i','o','n',0
1017     };
1018
1019     TRACE("(%s, %p, %p, %d)\n", debugstr_w(lpszFilename),
1020           pdwMSVer, pdwLSVer, bVersion);
1021
1022     *pdwLSVer = 0;
1023     *pdwMSVer = 0;
1024
1025     lstrcpynW(szFile, lpszFilename, MAX_PATH);
1026
1027     dwInfoSize = GetFileVersionInfoSizeW(szFile, &dwHandle);
1028     if (!dwInfoSize)
1029     {
1030         /* check that the file exists */
1031         if (GetFileAttributesW(szFile) == INVALID_FILE_ATTRIBUTES)
1032             return S_OK;
1033
1034         /* file exists, but won't be found by GetFileVersionInfoSize,
1035         * so copy it to the temp dir where it will be found.
1036         */
1037         GetWindowsDirectoryW(szWinDir, MAX_PATH);
1038         GetTempFileNameW(szWinDir, NULL, 0, szFile);
1039         CopyFileW(lpszFilename, szFile, FALSE);
1040         bFileCopied = TRUE;
1041
1042         dwInfoSize = GetFileVersionInfoSizeW(szFile, &dwHandle);
1043         if (!dwInfoSize)
1044             goto done;
1045     }
1046
1047     pVersionInfo = HeapAlloc(GetProcessHeap(), 0, dwInfoSize);
1048     if (!pVersionInfo)
1049         goto done;
1050
1051     if (!GetFileVersionInfoW(szFile, dwHandle, dwInfoSize, pVersionInfo))
1052         goto done;
1053
1054     if (bVersion)
1055     {
1056         if (!VerQueryValueW(pVersionInfo, backslash,
1057             (LPVOID *)&pFixedVersionInfo, &uValueLen))
1058             goto done;
1059
1060         if (!uValueLen)
1061             goto done;
1062
1063         *pdwMSVer = pFixedVersionInfo->dwFileVersionMS;
1064         *pdwLSVer = pFixedVersionInfo->dwFileVersionLS;
1065     }
1066     else
1067     {
1068         if (!VerQueryValueW(pVersionInfo, translation,
1069              (LPVOID *)&pLangAndCodePage, &uValueLen))
1070             goto done;
1071
1072         if (!uValueLen)
1073             goto done;
1074
1075         *pdwMSVer = pLangAndCodePage->wLanguage;
1076         *pdwLSVer = pLangAndCodePage->wCodePage;
1077     }
1078
1079 done:
1080     HeapFree(GetProcessHeap(), 0, pVersionInfo);
1081
1082     if (bFileCopied)
1083         DeleteFileW(szFile);
1084
1085     return S_OK;
1086 }