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