dlls/msi/media.c

   1 /*
   2  * Implementation of the Microsoft Installer (msi.dll)
   3  *
   4  * Copyright 2008 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
  23 #define COBJMACROS
  24
  25 #include "windef.h"
  26 #include "winerror.h"
  27 #include "wine/debug.h"
  28 #include "fdi.h"
  29 #include "msipriv.h"
  30 #include "winuser.h"
  31 #include "winreg.h"
  32 #include "shlwapi.h"
  33 #include "objidl.h"
  34 #include "wine/unicode.h"
  35
  36 WINE_DEFAULT_DEBUG_CHANNEL(msi);
  37
  38 /* from msvcrt/fcntl.h */
  39 #define _O_RDONLY      0
  40 #define _O_WRONLY      1
  41 #define _O_RDWR        2
  42 #define _O_ACCMODE     (_O_RDONLY|_O_WRONLY|_O_RDWR)
  43 #define _O_APPEND      0x0008
  44 #define _O_RANDOM      0x0010
  45 #define _O_SEQUENTIAL  0x0020
  46 #define _O_TEMPORARY   0x0040
  47 #define _O_NOINHERIT   0x0080
  48 #define _O_CREAT       0x0100
  49 #define _O_TRUNC       0x0200
  50 #define _O_EXCL        0x0400
  51 #define _O_SHORT_LIVED 0x1000
  52 #define _O_TEXT        0x4000
  53 #define _O_BINARY      0x8000
  54
  55 static BOOL source_matches_volume(MSIMEDIAINFO *mi, LPCWSTR source_root)
  56 {
  57     WCHAR volume_name[MAX_PATH + 1], root[MAX_PATH + 1];
  58     const WCHAR *p;
  59     int len, len2;
  60
  61     strcpyW(root, source_root);
  62     PathStripToRootW(root);
  63     PathAddBackslashW(root);
  64
  65     if (!GetVolumeInformationW(root, volume_name, MAX_PATH + 1, NULL, NULL, NULL, NULL, 0))
  66     {
  67         WARN("failed to get volume information for %s (%u)\n", debugstr_w(root), GetLastError());
  68         return FALSE;
  69     }
  70
  71     len = strlenW( volume_name );
  72     len2 = strlenW( mi->volume_label );
  73     if (len2 > len) return FALSE;
  74     p = volume_name + len - len2;
  75
  76     return !strcmpiW( mi->volume_label, p );
  77 }
  78
  79 static UINT msi_change_media(MSIPACKAGE *package, MSIMEDIAINFO *mi)
  80 {
  81     LPWSTR error, error_dialog;
  82     LPWSTR source_dir;
  83     UINT r = ERROR_SUCCESS;
  84
  85     static const WCHAR error_prop[] = {'E','r','r','o','r','D','i','a','l','o','g',0};
  86
  87     if ((package->ui_level & INSTALLUILEVEL_MASK) == INSTALLUILEVEL_NONE &&
  88         !gUIHandlerA && !gUIHandlerW && !gUIHandlerRecord) return ERROR_SUCCESS;
  89
  90     error = msi_build_error_string(package, 1302, 1, mi->disk_prompt);
  91     error_dialog = msi_dup_property(package->db, error_prop);
  92     source_dir = msi_dup_property(package->db, szSourceDir);
  93
  94     while (r == ERROR_SUCCESS && !source_matches_volume(mi, source_dir))
  95     {
  96         r = msi_spawn_error_dialog(package, error_dialog, error);
  97
  98         if (gUIHandlerW)
  99         {
 100             gUIHandlerW(gUIContext, MB_RETRYCANCEL | INSTALLMESSAGE_ERROR, error);
 101         }
 102         else if (gUIHandlerA)
 103         {
 104             char *msg = strdupWtoA(error);
 105             gUIHandlerA(gUIContext, MB_RETRYCANCEL | INSTALLMESSAGE_ERROR, msg);
 106             msi_free(msg);
 107         }
 108         else if (gUIHandlerRecord)
 109         {
 110             MSIHANDLE rec = MsiCreateRecord(1);
 111             MsiRecordSetStringW(rec, 0, error);
 112             gUIHandlerRecord(gUIContext, MB_RETRYCANCEL | INSTALLMESSAGE_ERROR, rec);
 113             MsiCloseHandle(rec);
 114         }
 115     }
 116
 117     msi_free(error);
 118     msi_free(error_dialog);
 119     msi_free(source_dir);
 120
 121     return r;
 122 }
 123
 124 static MSICABINETSTREAM *msi_get_cabinet_stream( MSIPACKAGE *package, UINT disk_id )
 125 {
 126     MSICABINETSTREAM *cab;
 127
 128     LIST_FOR_EACH_ENTRY( cab, &package->cabinet_streams, MSICABINETSTREAM, entry )
 129     {
 130         if (cab->disk_id == disk_id) return cab;
 131     }
 132     return NULL;
 133 }
 134
 135 static void * CDECL cabinet_alloc(ULONG cb)
 136 {
 137     return msi_alloc(cb);
 138 }
 139
 140 static void CDECL cabinet_free(void *pv)
 141 {
 142     msi_free(pv);
 143 }
 144
 145 static INT_PTR CDECL cabinet_open(char *pszFile, int oflag, int pmode)
 146 {
 147     DWORD dwAccess = 0;
 148     DWORD dwShareMode = 0;
 149     DWORD dwCreateDisposition = OPEN_EXISTING;
 150
 151     switch (oflag & _O_ACCMODE)
 152     {
 153     case _O_RDONLY:
 154         dwAccess = GENERIC_READ;
 155         dwShareMode = FILE_SHARE_READ | FILE_SHARE_DELETE;
 156         break;
 157     case _O_WRONLY:
 158         dwAccess = GENERIC_WRITE;
 159         dwShareMode = FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE;
 160         break;
 161     case _O_RDWR:
 162         dwAccess = GENERIC_READ | GENERIC_WRITE;
 163         dwShareMode = FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE;
 164         break;
 165     }
 166
 167     if ((oflag & (_O_CREAT | _O_EXCL)) == (_O_CREAT | _O_EXCL))
 168         dwCreateDisposition = CREATE_NEW;
 169     else if (oflag & _O_CREAT)
 170         dwCreateDisposition = CREATE_ALWAYS;
 171
 172     return (INT_PTR)CreateFileA(pszFile, dwAccess, dwShareMode, NULL,
 173                                 dwCreateDisposition, 0, NULL);
 174 }
 175
 176 static UINT CDECL cabinet_read(INT_PTR hf, void *pv, UINT cb)
 177 {
 178     HANDLE handle = (HANDLE)hf;
 179     DWORD read;
 180
 181     if (ReadFile(handle, pv, cb, &read, NULL))
 182         return read;
 183
 184     return 0;
 185 }
 186
 187 static UINT CDECL cabinet_write(INT_PTR hf, void *pv, UINT cb)
 188 {
 189     HANDLE handle = (HANDLE)hf;
 190     DWORD written;
 191
 192     if (WriteFile(handle, pv, cb, &written, NULL))
 193         return written;
 194
 195     return 0;
 196 }
 197
 198 static int CDECL cabinet_close(INT_PTR hf)
 199 {
 200     HANDLE handle = (HANDLE)hf;
 201     return CloseHandle(handle) ? 0 : -1;
 202 }
 203
 204 static LONG CDECL cabinet_seek(INT_PTR hf, LONG dist, int seektype)
 205 {
 206     HANDLE handle = (HANDLE)hf;
 207     /* flags are compatible and so are passed straight through */
 208     return SetFilePointer(handle, dist, NULL, seektype);
 209 }
 210
 211 struct package_disk
 212 {
 213     MSIPACKAGE *package;
 214     UINT        id;
 215 };
 216
 217 static struct package_disk package_disk;
 218
 219 static INT_PTR CDECL cabinet_open_stream( char *pszFile, int oflag, int pmode )
 220 {
 221     MSICABINETSTREAM *cab;
 222     IStream *stream;
 223
 224     if (!(cab = msi_get_cabinet_stream( package_disk.package, package_disk.id )))
 225     {
 226         WARN("failed to get cabinet stream\n");
 227         return -1;
 228     }
 229     if (cab->storage == package_disk.package->db->storage)
 230     {
 231         UINT r = msi_get_stream( package_disk.package->db, cab->stream + 1, &stream );
 232         if (r != ERROR_SUCCESS)
 233         {
 234             WARN("failed to get stream %u\n", r);
 235             return -1;
 236         }
 237     }
 238     else /* patch storage */
 239     {
 240         HRESULT hr;
 241         WCHAR *encoded;
 242
 243         if (!(encoded = encode_streamname( FALSE, cab->stream + 1 )))
 244         {
 245             WARN("failed to encode stream name\n");
 246             return -1;
 247         }
 248         hr = IStorage_OpenStream( cab->storage, encoded, NULL, STGM_READ|STGM_SHARE_EXCLUSIVE, 0, &stream );
 249         msi_free( encoded );
 250         if (FAILED(hr))
 251         {
 252             WARN("failed to open stream 0x%08x\n", hr);
 253             return -1;
 254         }
 255     }
 256     return (INT_PTR)stream;
 257 }
 258
 259 static UINT CDECL cabinet_read_stream( INT_PTR hf, void *pv, UINT cb )
 260 {
 261     IStream *stm = (IStream *)hf;
 262     DWORD read;
 263     HRESULT hr;
 264
 265     hr = IStream_Read( stm, pv, cb, &read );
 266     if (hr == S_OK || hr == S_FALSE)
 267         return read;
 268
 269     return 0;
 270 }
 271
 272 static int CDECL cabinet_close_stream( INT_PTR hf )
 273 {
 274     IStream *stm = (IStream *)hf;
 275     IStream_Release( stm );
 276     return 0;
 277 }
 278
 279 static LONG CDECL cabinet_seek_stream( INT_PTR hf, LONG dist, int seektype )
 280 {
 281     IStream *stm = (IStream *)hf;
 282     LARGE_INTEGER move;
 283     ULARGE_INTEGER newpos;
 284     HRESULT hr;
 285
 286     move.QuadPart = dist;
 287     hr = IStream_Seek( stm, move, seektype, &newpos );
 288     if (SUCCEEDED(hr))
 289     {
 290         if (newpos.QuadPart <= MAXLONG) return newpos.QuadPart;
 291         ERR("Too big!\n");
 292     }
 293     return -1;
 294 }
 295
 296 static UINT CDECL msi_media_get_disk_info(MSIPACKAGE *package, MSIMEDIAINFO *mi)
 297 {
 298     MSIRECORD *row;
 299
 300     static const WCHAR query[] = {
 301         'S','E','L','E','C','T',' ','*',' ', 'F','R','O','M',' ',
 302         '`','M','e','d','i','a','`',' ','W','H','E','R','E',' ',
 303         '`','D','i','s','k','I','d','`',' ','=',' ','%','i',0};
 304
 305     row = MSI_QueryGetRecord(package->db, query, mi->disk_id);
 306     if (!row)
 307     {
 308         TRACE("Unable to query row\n");
 309         return ERROR_FUNCTION_FAILED;
 310     }
 311
 312     mi->disk_prompt = strdupW(MSI_RecordGetString(row, 3));
 313     mi->cabinet = strdupW(MSI_RecordGetString(row, 4));
 314     mi->volume_label = strdupW(MSI_RecordGetString(row, 5));
 315
 316     msiobj_release(&row->hdr);
 317     return ERROR_SUCCESS;
 318 }
 319
 320 static INT_PTR cabinet_partial_file(FDINOTIFICATIONTYPE fdint,
 321                                     PFDINOTIFICATION pfdin)
 322 {
 323     MSICABDATA *data = pfdin->pv;
 324     data->mi->is_continuous = FALSE;
 325     return 0;
 326 }
 327
 328 static WCHAR *get_cabinet_filename(MSIMEDIAINFO *mi)
 329 {
 330     int len;
 331     WCHAR *ret;
 332
 333     len = strlenW(mi->sourcedir) + strlenW(mi->cabinet) + 1;
 334     if (!(ret = msi_alloc(len * sizeof(WCHAR)))) return NULL;
 335     strcpyW(ret, mi->sourcedir);
 336     strcatW(ret, mi->cabinet);
 337     return ret;
 338 }
 339
 340 static INT_PTR cabinet_next_cabinet(FDINOTIFICATIONTYPE fdint,
 341                                     PFDINOTIFICATION pfdin)
 342 {
 343     MSICABDATA *data = pfdin->pv;
 344     MSIMEDIAINFO *mi = data->mi;
 345     LPWSTR cabinet_file = NULL, cab = strdupAtoW(pfdin->psz1);
 346     INT_PTR res = -1;
 347     UINT rc;
 348
 349     msi_free(mi->disk_prompt);
 350     msi_free(mi->cabinet);
 351     msi_free(mi->volume_label);
 352     mi->disk_prompt = NULL;
 353     mi->cabinet = NULL;
 354     mi->volume_label = NULL;
 355
 356     mi->disk_id++;
 357     mi->is_continuous = TRUE;
 358
 359     rc = msi_media_get_disk_info(data->package, mi);
 360     if (rc != ERROR_SUCCESS)
 361     {
 362         ERR("Failed to get next cabinet information: %d\n", rc);
 363         goto done;
 364     }
 365
 366     if (strcmpiW( mi->cabinet, cab ))
 367     {
 368         char *next_cab;
 369         ULONG length;
 370
 371         WARN("Continuous cabinet %s does not match the next cabinet %s in the media table => use latter one\n", debugstr_w(cab), debugstr_w(mi->cabinet));
 372
 373         /* Use cabinet name from the media table */
 374         next_cab = strdupWtoA(mi->cabinet);
 375         /* Modify path to cabinet file with full filename (psz3 points to a 256 bytes buffer that can be modified contrary to psz1 and psz2) */
 376         length = strlen(pfdin->psz3) + 1 + strlen(next_cab) + 1;
 377         if (length > 256)
 378         {
 379             WARN("Cannot update next cabinet filename with a string size %u > 256\n", length);
 380             msi_free(next_cab);
 381             goto done;
 382         }
 383         else
 384         {
 385             strcat(pfdin->psz3, "\\");
 386             strcat(pfdin->psz3, next_cab);
 387         }
 388         /* Path psz3 and cabinet psz1 are concatenated by FDI so just reset psz1 */
 389         *pfdin->psz1 = 0;
 390         msi_free(next_cab);
 391     }
 392
 393     if (!(cabinet_file = get_cabinet_filename(mi)))
 394         goto done;
 395
 396     TRACE("Searching for %s\n", debugstr_w(cabinet_file));
 397
 398     res = 0;
 399     if (GetFileAttributesW(cabinet_file) == INVALID_FILE_ATTRIBUTES)
 400     {
 401         if (msi_change_media(data->package, mi) != ERROR_SUCCESS)
 402             res = -1;
 403     }
 404
 405 done:
 406     msi_free(cab);
 407     msi_free(cabinet_file);
 408     return res;
 409 }
 410
 411 static INT_PTR cabinet_next_cabinet_stream( FDINOTIFICATIONTYPE fdint,
 412                                             PFDINOTIFICATION pfdin )
 413 {
 414     MSICABDATA *data = pfdin->pv;
 415     MSIMEDIAINFO *mi = data->mi;
 416     UINT rc;
 417
 418     msi_free( mi->disk_prompt );
 419     msi_free( mi->cabinet );
 420     msi_free( mi->volume_label );
 421     mi->disk_prompt = NULL;
 422     mi->cabinet = NULL;
 423     mi->volume_label = NULL;
 424
 425     mi->disk_id++;
 426     mi->is_continuous = TRUE;
 427
 428     rc = msi_media_get_disk_info( data->package, mi );
 429     if (rc != ERROR_SUCCESS)
 430     {
 431         ERR("Failed to get next cabinet information: %u\n", rc);
 432         return -1;
 433     }
 434     package_disk.id = mi->disk_id;
 435
 436     TRACE("next cabinet is %s disk id %u\n", debugstr_w(mi->cabinet), mi->disk_id);
 437     return 0;
 438 }
 439
 440 static INT_PTR cabinet_copy_file(FDINOTIFICATIONTYPE fdint,
 441                                  PFDINOTIFICATION pfdin)
 442 {
 443     MSICABDATA *data = pfdin->pv;
 444     HANDLE handle = 0;
 445     LPWSTR path = NULL;
 446     DWORD attrs;
 447
 448     data->curfile = strdupAtoW(pfdin->psz1);
 449     if (!data->cb(data->package, data->curfile, MSICABEXTRACT_BEGINEXTRACT, &path,
 450                   &attrs, data->user))
 451     {
 452         /* We're not extracting this file, so free the filename. */
 453         msi_free(data->curfile);
 454         data->curfile = NULL;
 455         goto done;
 456     }
 457
 458     TRACE("extracting %s -> %s\n", debugstr_w(data->curfile), debugstr_w(path));
 459
 460     attrs = attrs & (FILE_ATTRIBUTE_READONLY|FILE_ATTRIBUTE_HIDDEN|FILE_ATTRIBUTE_SYSTEM);
 461     if (!attrs) attrs = FILE_ATTRIBUTE_NORMAL;
 462
 463     handle = CreateFileW(path, GENERIC_READ | GENERIC_WRITE, 0,
 464                          NULL, CREATE_ALWAYS, attrs, NULL);
 465     if (handle == INVALID_HANDLE_VALUE)
 466     {
 467         DWORD err = GetLastError();
 468         DWORD attrs2 = GetFileAttributesW(path);
 469
 470         if (attrs2 == INVALID_FILE_ATTRIBUTES)
 471         {
 472             ERR("failed to create %s (error %d)\n", debugstr_w(path), err);
 473             goto done;
 474         }
 475         else if (err == ERROR_ACCESS_DENIED && (attrs2 & FILE_ATTRIBUTE_READONLY))
 476         {
 477             TRACE("removing read-only attribute on %s\n", debugstr_w(path));
 478             SetFileAttributesW( path, attrs2 & ~FILE_ATTRIBUTE_READONLY );
 479             handle = CreateFileW(path, GENERIC_READ | GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, attrs, NULL);
 480
 481             if (handle != INVALID_HANDLE_VALUE) goto done;
 482             err = GetLastError();
 483         }
 484         if (err == ERROR_SHARING_VIOLATION || err == ERROR_USER_MAPPED_FILE)
 485         {
 486             WCHAR *tmpfileW, *tmppathW, *p;
 487             DWORD len;
 488
 489             TRACE("file in use, scheduling rename operation\n");
 490
 491             if (!(tmppathW = strdupW( path ))) return ERROR_OUTOFMEMORY;
 492             if ((p = strrchrW(tmppathW, '\\'))) *p = 0;
 493             len = strlenW( tmppathW ) + 16;
 494             if (!(tmpfileW = msi_alloc(len * sizeof(WCHAR))))
 495             {
 496                 msi_free( tmppathW );
 497                 return ERROR_OUTOFMEMORY;
 498             }
 499             if (!GetTempFileNameW(tmppathW, szMsi, 0, tmpfileW)) tmpfileW[0] = 0;
 500             msi_free( tmppathW );
 501
 502             handle = CreateFileW(tmpfileW, GENERIC_READ | GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, attrs, NULL);
 503
 504             if (handle != INVALID_HANDLE_VALUE &&
 505                 MoveFileExW(path, NULL, MOVEFILE_DELAY_UNTIL_REBOOT) &&
 506                 MoveFileExW(tmpfileW, path, MOVEFILE_DELAY_UNTIL_REBOOT))
 507             {
 508                 data->package->need_reboot_at_end = 1;
 509             }
 510             else
 511             {
 512                 WARN("failed to schedule rename operation %s (error %d)\n", debugstr_w(path), GetLastError());
 513                 DeleteFileW( tmpfileW );
 514             }
 515             msi_free(tmpfileW);
 516         }
 517         else
 518             WARN("failed to create %s (error %d)\n", debugstr_w(path), err);
 519     }
 520
 521 done:
 522     msi_free(path);
 523
 524     return (INT_PTR)handle;
 525 }
 526
 527 static INT_PTR cabinet_close_file_info(FDINOTIFICATIONTYPE fdint,
 528                                        PFDINOTIFICATION pfdin)
 529 {
 530     MSICABDATA *data = pfdin->pv;
 531     FILETIME ft;
 532     FILETIME ftLocal;
 533     HANDLE handle = (HANDLE)pfdin->hf;
 534
 535     data->mi->is_continuous = FALSE;
 536
 537     if (!DosDateTimeToFileTime(pfdin->date, pfdin->time, &ft))
 538         return -1;
 539     if (!LocalFileTimeToFileTime(&ft, &ftLocal))
 540         return -1;
 541     if (!SetFileTime(handle, &ftLocal, 0, &ftLocal))
 542         return -1;
 543
 544     CloseHandle(handle);
 545
 546     data->cb(data->package, data->curfile, MSICABEXTRACT_FILEEXTRACTED, NULL, NULL,
 547              data->user);
 548
 549     msi_free(data->curfile);
 550     data->curfile = NULL;
 551
 552     return 1;
 553 }
 554
 555 static INT_PTR CDECL cabinet_notify(FDINOTIFICATIONTYPE fdint, PFDINOTIFICATION pfdin)
 556 {
 557     switch (fdint)
 558     {
 559     case fdintPARTIAL_FILE:
 560         return cabinet_partial_file(fdint, pfdin);
 561
 562     case fdintNEXT_CABINET:
 563         return cabinet_next_cabinet(fdint, pfdin);
 564
 565     case fdintCOPY_FILE:
 566         return cabinet_copy_file(fdint, pfdin);
 567
 568     case fdintCLOSE_FILE_INFO:
 569         return cabinet_close_file_info(fdint, pfdin);
 570
 571     default:
 572         return 0;
 573     }
 574 }
 575
 576 static INT_PTR CDECL cabinet_notify_stream( FDINOTIFICATIONTYPE fdint, PFDINOTIFICATION pfdin )
 577 {
 578     switch (fdint)
 579     {
 580     case fdintPARTIAL_FILE:
 581         return cabinet_partial_file( fdint, pfdin );
 582
 583     case fdintNEXT_CABINET:
 584         return cabinet_next_cabinet_stream( fdint, pfdin );
 585
 586     case fdintCOPY_FILE:
 587         return cabinet_copy_file( fdint, pfdin );
 588
 589     case fdintCLOSE_FILE_INFO:
 590         return cabinet_close_file_info( fdint, pfdin );
 591
 592     case fdintCABINET_INFO:
 593         return 0;
 594
 595     default:
 596         ERR("Unexpected notification %d\n", fdint);
 597         return 0;
 598     }
 599 }
 600
 601 static BOOL extract_cabinet( MSIPACKAGE* package, MSIMEDIAINFO *mi, LPVOID data )
 602 {
 603     LPSTR cabinet, cab_path = NULL;
 604     HFDI hfdi;
 605     ERF erf;
 606     BOOL ret = FALSE;
 607
 608     TRACE("extracting %s disk id %u\n", debugstr_w(mi->cabinet), mi->disk_id);
 609
 610     hfdi = FDICreate( cabinet_alloc, cabinet_free, cabinet_open, cabinet_read,
 611                       cabinet_write, cabinet_close, cabinet_seek, 0, &erf );
 612     if (!hfdi)
 613     {
 614         ERR("FDICreate failed\n");
 615         return FALSE;
 616     }
 617
 618     cabinet = strdupWtoA( mi->cabinet );
 619     if (!cabinet)
 620         goto done;
 621
 622     cab_path = strdupWtoA( mi->sourcedir );
 623     if (!cab_path)
 624         goto done;
 625
 626     ret = FDICopy( hfdi, cabinet, cab_path, 0, cabinet_notify, NULL, data );
 627     if (!ret)
 628         ERR("FDICopy failed\n");
 629
 630 done:
 631     FDIDestroy( hfdi );
 632     msi_free(cabinet );
 633     msi_free( cab_path );
 634
 635     if (ret)
 636         mi->is_extracted = TRUE;
 637
 638     return ret;
 639 }
 640
 641 static BOOL extract_cabinet_stream( MSIPACKAGE *package, MSIMEDIAINFO *mi, LPVOID data )
 642 {
 643     static char filename[] = {'<','S','T','R','E','A','M','>',0};
 644     HFDI hfdi;
 645     ERF erf;
 646     BOOL ret = FALSE;
 647
 648     TRACE("extracting %s disk id %u\n", debugstr_w(mi->cabinet), mi->disk_id);
 649
 650     hfdi = FDICreate( cabinet_alloc, cabinet_free, cabinet_open_stream, cabinet_read_stream,
 651                       cabinet_write, cabinet_close_stream, cabinet_seek_stream, 0, &erf );
 652     if (!hfdi)
 653     {
 654         ERR("FDICreate failed\n");
 655         return FALSE;
 656     }
 657
 658     package_disk.package = package;
 659     package_disk.id      = mi->disk_id;
 660
 661     ret = FDICopy( hfdi, filename, NULL, 0, cabinet_notify_stream, NULL, data );
 662     if (!ret) ERR("FDICopy failed\n");
 663
 664     FDIDestroy( hfdi );
 665     if (ret) mi->is_extracted = TRUE;
 666     return ret;
 667 }
 668
 669 /***********************************************************************
 670  *            msi_cabextract
 671  *
 672  * Extract files from a cabinet file or stream.
 673  */
 674 BOOL msi_cabextract(MSIPACKAGE* package, MSIMEDIAINFO *mi, LPVOID data)
 675 {
 676     if (mi->cabinet[0] == '#')
 677     {
 678         return extract_cabinet_stream( package, mi, data );
 679     }
 680     return extract_cabinet( package, mi, data );
 681 }
 682
 683 void msi_free_media_info(MSIMEDIAINFO *mi)
 684 {
 685     msi_free(mi->disk_prompt);
 686     msi_free(mi->cabinet);
 687     msi_free(mi->volume_label);
 688     msi_free(mi);
 689 }
 690
 691 static UINT get_drive_type(const WCHAR *path)
 692 {
 693     WCHAR root[MAX_PATH + 1];
 694
 695     strcpyW(root, path);
 696     PathStripToRootW(root);
 697     PathAddBackslashW(root);
 698
 699     return GetDriveTypeW(root);
 700 }
 701
 702 UINT msi_load_media_info(MSIPACKAGE *package, UINT Sequence, MSIMEDIAINFO *mi)
 703 {
 704     static const WCHAR query[] = {
 705         'S','E','L','E','C','T',' ','*',' ','F','R','O','M',' ','`','M','e','d','i','a','`',' ',
 706         'W','H','E','R','E',' ','`','L','a','s','t','S','e','q','u','e','n','c','e','`',' ',
 707         '>','=',' ','%','i',' ','O','R','D','E','R',' ','B','Y',' ','`','D','i','s','k','I','d','`',0};
 708     MSIRECORD *row;
 709     LPWSTR source_dir, source;
 710     DWORD options;
 711
 712     if (Sequence <= mi->last_sequence) /* already loaded */
 713         return ERROR_SUCCESS;
 714
 715     row = MSI_QueryGetRecord(package->db, query, Sequence);
 716     if (!row)
 717     {
 718         TRACE("Unable to query row\n");
 719         return ERROR_FUNCTION_FAILED;
 720     }
 721
 722     mi->is_extracted = FALSE;
 723     mi->disk_id = MSI_RecordGetInteger(row, 1);
 724     mi->last_sequence = MSI_RecordGetInteger(row, 2);
 725     msi_free(mi->disk_prompt);
 726     mi->disk_prompt = strdupW(MSI_RecordGetString(row, 3));
 727     msi_free(mi->cabinet);
 728     mi->cabinet = strdupW(MSI_RecordGetString(row, 4));
 729     msi_free(mi->volume_label);
 730     mi->volume_label = strdupW(MSI_RecordGetString(row, 5));
 731     msiobj_release(&row->hdr);
 732
 733     msi_set_sourcedir_props(package, FALSE);
 734     source_dir = msi_dup_property(package->db, szSourceDir);
 735     lstrcpyW(mi->sourcedir, source_dir);
 736     PathAddBackslashW(mi->sourcedir);
 737     mi->type = get_drive_type(source_dir);
 738
 739     options = MSICODE_PRODUCT;
 740     if (mi->type == DRIVE_CDROM || mi->type == DRIVE_REMOVABLE)
 741     {
 742         source = source_dir;
 743         options |= MSISOURCETYPE_MEDIA;
 744     }
 745     else if (package->BaseURL && UrlIsW(package->BaseURL, URLIS_URL))
 746     {
 747         source = package->BaseURL;
 748         options |= MSISOURCETYPE_URL;
 749     }
 750     else
 751     {
 752         source = mi->sourcedir;
 753         options |= MSISOURCETYPE_NETWORK;
 754     }
 755
 756     msi_package_add_media_disk(package, package->Context,
 757                                MSICODE_PRODUCT, mi->disk_id,
 758                                mi->volume_label, mi->disk_prompt);
 759
 760     msi_package_add_info(package, package->Context,
 761                          options, INSTALLPROPERTY_LASTUSEDSOURCEW, source);
 762
 763     msi_free(source_dir);
 764     TRACE("sequence %u -> cabinet %s disk id %u\n", Sequence, debugstr_w(mi->cabinet), mi->disk_id);
 765     return ERROR_SUCCESS;
 766 }
 767
 768 /* FIXME: search URL sources as well */
 769 static UINT find_published_source(MSIPACKAGE *package, MSIMEDIAINFO *mi)
 770 {
 771     WCHAR source[MAX_PATH];
 772     WCHAR volume[MAX_PATH];
 773     WCHAR prompt[MAX_PATH];
 774     DWORD volumesz, promptsz;
 775     DWORD index, size, id;
 776     WCHAR last_type[2];
 777     UINT r;
 778
 779     size = 2;
 780     r = MsiSourceListGetInfoW(package->ProductCode, NULL,
 781                               package->Context, MSICODE_PRODUCT,
 782                               INSTALLPROPERTY_LASTUSEDTYPEW, last_type, &size);
 783     if (r != ERROR_SUCCESS)
 784         return r;
 785
 786     size = MAX_PATH;
 787     r = MsiSourceListGetInfoW(package->ProductCode, NULL,
 788                               package->Context, MSICODE_PRODUCT,
 789                               INSTALLPROPERTY_LASTUSEDSOURCEW, source, &size);
 790     if (r != ERROR_SUCCESS)
 791         return r;
 792
 793     if (last_type[0] == 'n')
 794     {
 795         WCHAR cabinet_file[MAX_PATH];
 796         BOOL check_all = FALSE;
 797
 798         while(TRUE)
 799         {
 800             index = 0;
 801             volumesz = MAX_PATH;
 802             while (MsiSourceListEnumSourcesW(package->ProductCode, NULL,
 803                                              package->Context,
 804                                              MSISOURCETYPE_NETWORK, index++,
 805                                              volume, &volumesz) == ERROR_SUCCESS)
 806             {
 807                 if (check_all || !strncmpiW(source, volume, strlenW(source)))
 808                 {
 809                     lstrcpyW(cabinet_file, volume);
 810                     PathAddBackslashW(cabinet_file);
 811                     lstrcatW(cabinet_file, mi->cabinet);
 812
 813                     if (GetFileAttributesW(cabinet_file) == INVALID_FILE_ATTRIBUTES)
 814                     {
 815                         volumesz = MAX_PATH;
 816                         if(!check_all)
 817                             break;
 818                         continue;
 819                     }
 820
 821                     lstrcpyW(mi->sourcedir, volume);
 822                     PathAddBackslashW(mi->sourcedir);
 823                     TRACE("Found network source %s\n", debugstr_w(mi->sourcedir));
 824                     return ERROR_SUCCESS;
 825                 }
 826             }
 827
 828             if (!check_all)
 829                 check_all = TRUE;
 830             else
 831                 break;
 832         }
 833     }
 834
 835     index = 0;
 836     volumesz = MAX_PATH;
 837     promptsz = MAX_PATH;
 838     while (MsiSourceListEnumMediaDisksW(package->ProductCode, NULL,
 839                                         package->Context,
 840                                         MSICODE_PRODUCT, index++, &id,
 841                                         volume, &volumesz, prompt, &promptsz) == ERROR_SUCCESS)
 842     {
 843         mi->disk_id = id;
 844         msi_free( mi->volume_label );
 845         if (!(mi->volume_label = msi_alloc( ++volumesz * sizeof(WCHAR) ))) return ERROR_OUTOFMEMORY;
 846         strcpyW( mi->volume_label, volume );
 847
 848         msi_free( mi->disk_prompt );
 849         if (!(mi->disk_prompt = msi_alloc( ++promptsz * sizeof(WCHAR) ))) return ERROR_OUTOFMEMORY;
 850         strcpyW( mi->disk_prompt, prompt );
 851
 852         if (source_matches_volume(mi, source))
 853         {
 854             /* FIXME: what about SourceDir */
 855             lstrcpyW(mi->sourcedir, source);
 856             PathAddBackslashW(mi->sourcedir);
 857             TRACE("Found disk source %s\n", debugstr_w(mi->sourcedir));
 858             return ERROR_SUCCESS;
 859         }
 860     }
 861
 862     return ERROR_FUNCTION_FAILED;
 863 }
 864
 865 UINT ready_media( MSIPACKAGE *package, BOOL compressed, MSIMEDIAINFO *mi )
 866 {
 867     UINT rc;
 868     WCHAR *cabinet_file = NULL;
 869
 870     /* media info for continuous cabinet is already loaded */
 871     if (mi->is_continuous) return ERROR_SUCCESS;
 872
 873     if (mi->cabinet)
 874     {
 875         /* cabinet is internal, no checks needed */
 876         if (mi->cabinet[0] == '#') return ERROR_SUCCESS;
 877
 878         if (!(cabinet_file = get_cabinet_filename( mi ))) return ERROR_OUTOFMEMORY;
 879
 880         /* package should be downloaded */
 881         if (compressed && GetFileAttributesW( cabinet_file ) == INVALID_FILE_ATTRIBUTES &&
 882             package->BaseURL && UrlIsW( package->BaseURL, URLIS_URL ))
 883         {
 884             WCHAR temppath[MAX_PATH], *p;
 885
 886             if ((rc = msi_download_file( cabinet_file, temppath )) != ERROR_SUCCESS)
 887             {
 888                 ERR("failed to download %s (%u)\n", debugstr_w(cabinet_file), rc);
 889                 msi_free( cabinet_file );
 890                 return rc;
 891             }
 892             if ((p = strrchrW( temppath, '\\' ))) *p = 0;
 893             strcpyW( mi->sourcedir, temppath );
 894             PathAddBackslashW( mi->sourcedir );
 895             msi_free( mi->cabinet );
 896             mi->cabinet = strdupW( p + 1 );
 897             msi_free( cabinet_file );
 898             return ERROR_SUCCESS;
 899         }
 900     }
 901     /* check volume matches, change media if not */
 902     if (mi->volume_label && mi->disk_id > 1)
 903     {
 904         WCHAR *source = msi_dup_property( package->db, szSourceDir );
 905         BOOL match = source_matches_volume( mi, source );
 906         msi_free( source );
 907
 908         if (!match && (mi->type == DRIVE_CDROM || mi->type == DRIVE_REMOVABLE))
 909         {
 910             if ((rc = msi_change_media( package, mi )) != ERROR_SUCCESS)
 911             {
 912                 msi_free( cabinet_file );
 913                 return rc;
 914             }
 915         }
 916     }
 917     if (mi->cabinet)
 918     {
 919         if (compressed && GetFileAttributesW( cabinet_file ) == INVALID_FILE_ATTRIBUTES)
 920         {
 921             if ((rc = find_published_source( package, mi )) != ERROR_SUCCESS)
 922             {
 923                 ERR("cabinet not found: %s\n", debugstr_w(cabinet_file));
 924                 msi_free( cabinet_file );
 925                 return ERROR_INSTALL_FAILURE;
 926             }
 927         }
 928     }
 929     msi_free( cabinet_file );
 930     return ERROR_SUCCESS;
 931 }
 932
 933 UINT msi_add_cabinet_stream( MSIPACKAGE *package, UINT disk_id, IStorage *storage, const WCHAR *name )
 934 {
 935     MSICABINETSTREAM *cab, *item;
 936
 937     TRACE("%p, %u, %p, %s\n", package, disk_id, storage, debugstr_w(name));
 938
 939     LIST_FOR_EACH_ENTRY( item, &package->cabinet_streams, MSICABINETSTREAM, entry )
 940     {
 941         if (item->disk_id == disk_id)
 942         {
 943             TRACE("duplicate disk id %u\n", disk_id);
 944             return ERROR_FUNCTION_FAILED;
 945         }
 946     }
 947     if (!(cab = msi_alloc( sizeof(*cab) ))) return ERROR_OUTOFMEMORY;
 948     if (!(cab->stream = msi_alloc( (strlenW( name ) + 1) * sizeof(WCHAR ) )))
 949     {
 950         msi_free( cab );
 951         return ERROR_OUTOFMEMORY;
 952     }
 953     strcpyW( cab->stream, name );
 954     cab->disk_id = disk_id;
 955     cab->storage = storage;
 956     IStorage_AddRef( storage );
 957     list_add_tail( &package->cabinet_streams, &cab->entry );
 958
 959     return ERROR_SUCCESS;
 960 }