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