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 "resource.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     lstrcpyW(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 = lstrlenW( volume_name );
  72     len2 = lstrlenW( mi->volume_label );
  73     if (len2 > len) return FALSE;
  74     p = volume_name + len - len2;
  75
  76     return !wcsicmp( mi->volume_label, p );
  77 }
  78
  79 static UINT msi_change_media(MSIPACKAGE *package, MSIMEDIAINFO *mi)
  80 {
  81     MSIRECORD *record;
  82     LPWSTR source_dir;
  83     UINT r = IDRETRY;
  84
  85     source_dir = msi_dup_property(package->db, szSourceDir);
  86     record = MSI_CreateRecord(2);
  87
  88     while (r == IDRETRY && !source_matches_volume(mi, source_dir))
  89     {
  90         MSI_RecordSetStringW(record, 0, NULL);
  91         MSI_RecordSetInteger(record, 1, MSIERR_CABNOTFOUND);
  92         MSI_RecordSetStringW(record, 2, mi->disk_prompt);
  93         r = MSI_ProcessMessage(package, INSTALLMESSAGE_ERROR | MB_RETRYCANCEL, record);
  94     }
  95
  96     msiobj_release(&record->hdr);
  97     msi_free(source_dir);
  98
  99     return r == IDRETRY ? ERROR_SUCCESS : ERROR_INSTALL_SOURCE_ABSENT;
 100 }
 101
 102 static MSICABINETSTREAM *msi_get_cabinet_stream( MSIPACKAGE *package, UINT disk_id )
 103 {
 104     MSICABINETSTREAM *cab;
 105
 106     LIST_FOR_EACH_ENTRY( cab, &package->cabinet_streams, MSICABINETSTREAM, entry )
 107     {
 108         if (cab->disk_id == disk_id) return cab;
 109     }
 110     return NULL;
 111 }
 112
 113 static void * CDECL cabinet_alloc(ULONG cb)
 114 {
 115     return msi_alloc(cb);
 116 }
 117
 118 static void CDECL cabinet_free(void *pv)
 119 {
 120     msi_free(pv);
 121 }
 122
 123 static INT_PTR CDECL cabinet_open(char *pszFile, int oflag, int pmode)
 124 {
 125     DWORD dwAccess = 0;
 126     DWORD dwShareMode = 0;
 127     DWORD dwCreateDisposition = OPEN_EXISTING;
 128
 129     switch (oflag & _O_ACCMODE)
 130     {
 131     case _O_RDONLY:
 132         dwAccess = GENERIC_READ;
 133         dwShareMode = FILE_SHARE_READ | FILE_SHARE_DELETE;
 134         break;
 135     case _O_WRONLY:
 136         dwAccess = GENERIC_WRITE;
 137         dwShareMode = FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE;
 138         break;
 139     case _O_RDWR:
 140         dwAccess = GENERIC_READ | GENERIC_WRITE;
 141         dwShareMode = FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE;
 142         break;
 143     }
 144
 145     if ((oflag & (_O_CREAT | _O_EXCL)) == (_O_CREAT | _O_EXCL))
 146         dwCreateDisposition = CREATE_NEW;
 147     else if (oflag & _O_CREAT)
 148         dwCreateDisposition = CREATE_ALWAYS;
 149
 150     return (INT_PTR)CreateFileA(pszFile, dwAccess, dwShareMode, NULL,
 151                                 dwCreateDisposition, 0, NULL);
 152 }
 153
 154 static UINT CDECL cabinet_read(INT_PTR hf, void *pv, UINT cb)
 155 {
 156     HANDLE handle = (HANDLE)hf;
 157     DWORD read;
 158
 159     if (ReadFile(handle, pv, cb, &read, NULL))
 160         return read;
 161
 162     return 0;
 163 }
 164
 165 static UINT CDECL cabinet_write(INT_PTR hf, void *pv, UINT cb)
 166 {
 167     HANDLE handle = (HANDLE)hf;
 168     DWORD written;
 169
 170     if (WriteFile(handle, pv, cb, &written, NULL))
 171         return written;
 172
 173     return 0;
 174 }
 175
 176 static int CDECL cabinet_close(INT_PTR hf)
 177 {
 178     HANDLE handle = (HANDLE)hf;
 179     return CloseHandle(handle) ? 0 : -1;
 180 }
 181
 182 static LONG CDECL cabinet_seek(INT_PTR hf, LONG dist, int seektype)
 183 {
 184     HANDLE handle = (HANDLE)hf;
 185     /* flags are compatible and so are passed straight through */
 186     return SetFilePointer(handle, dist, NULL, seektype);
 187 }
 188
 189 struct package_disk
 190 {
 191     MSIPACKAGE *package;
 192     UINT        id;
 193 };
 194
 195 static struct package_disk package_disk;
 196
 197 static INT_PTR CDECL cabinet_open_stream( char *pszFile, int oflag, int pmode )
 198 {
 199     MSICABINETSTREAM *cab;
 200     IStream *stream;
 201
 202     if (!(cab = msi_get_cabinet_stream( package_disk.package, package_disk.id )))
 203     {
 204         WARN("failed to get cabinet stream\n");
 205         return -1;
 206     }
 207     if (cab->storage == package_disk.package->db->storage)
 208     {
 209         UINT r = msi_get_stream( package_disk.package->db, cab->stream + 1, &stream );
 210         if (r != ERROR_SUCCESS)
 211         {
 212             WARN("failed to get stream %u\n", r);
 213             return -1;
 214         }
 215     }
 216     else /* patch storage */
 217     {
 218         HRESULT hr;
 219         WCHAR *encoded;
 220
 221         if (!(encoded = encode_streamname( FALSE, cab->stream + 1 )))
 222         {
 223             WARN("failed to encode stream name\n");
 224             return -1;
 225         }
 226         hr = IStorage_OpenStream( cab->storage, encoded, NULL, STGM_READ|STGM_SHARE_EXCLUSIVE, 0, &stream );
 227         msi_free( encoded );
 228         if (FAILED(hr))
 229         {
 230             WARN("failed to open stream 0x%08x\n", hr);
 231             return -1;
 232         }
 233     }
 234     return (INT_PTR)stream;
 235 }
 236
 237 static UINT CDECL cabinet_read_stream( INT_PTR hf, void *pv, UINT cb )
 238 {
 239     IStream *stm = (IStream *)hf;
 240     DWORD read;
 241     HRESULT hr;
 242
 243     hr = IStream_Read( stm, pv, cb, &read );
 244     if (hr == S_OK || hr == S_FALSE)
 245         return read;
 246
 247     return 0;
 248 }
 249
 250 static int CDECL cabinet_close_stream( INT_PTR hf )
 251 {
 252     IStream *stm = (IStream *)hf;
 253     IStream_Release( stm );
 254     return 0;
 255 }
 256
 257 static LONG CDECL cabinet_seek_stream( INT_PTR hf, LONG dist, int seektype )
 258 {
 259     IStream *stm = (IStream *)hf;
 260     LARGE_INTEGER move;
 261     ULARGE_INTEGER newpos;
 262     HRESULT hr;
 263
 264     move.QuadPart = dist;
 265     hr = IStream_Seek( stm, move, seektype, &newpos );
 266     if (SUCCEEDED(hr))
 267     {
 268         if (newpos.QuadPart <= MAXLONG) return newpos.QuadPart;
 269         ERR("Too big!\n");
 270     }
 271     return -1;
 272 }
 273
 274 static UINT CDECL msi_media_get_disk_info(MSIPACKAGE *package, MSIMEDIAINFO *mi)
 275 {
 276     MSIRECORD *row;
 277
 278     static const WCHAR query[] = {
 279         'S','E','L','E','C','T',' ','*',' ', 'F','R','O','M',' ',
 280         '`','M','e','d','i','a','`',' ','W','H','E','R','E',' ',
 281         '`','D','i','s','k','I','d','`',' ','=',' ','%','i',0};
 282
 283     row = MSI_QueryGetRecord(package->db, query, mi->disk_id);
 284     if (!row)
 285     {
 286         TRACE("Unable to query row\n");
 287         return ERROR_FUNCTION_FAILED;
 288     }
 289
 290     mi->disk_prompt = strdupW(MSI_RecordGetString(row, 3));
 291     mi->cabinet = strdupW(MSI_RecordGetString(row, 4));
 292     mi->volume_label = strdupW(MSI_RecordGetString(row, 5));
 293
 294     msiobj_release(&row->hdr);
 295     return ERROR_SUCCESS;
 296 }
 297
 298 static INT_PTR cabinet_partial_file(FDINOTIFICATIONTYPE fdint,
 299                                     PFDINOTIFICATION pfdin)
 300 {
 301     MSICABDATA *data = pfdin->pv;
 302     data->mi->is_continuous = FALSE;
 303     return 0;
 304 }
 305
 306 static WCHAR *get_cabinet_filename(MSIMEDIAINFO *mi)
 307 {
 308     int len;
 309     WCHAR *ret;
 310
 311     len = lstrlenW(mi->sourcedir) + lstrlenW(mi->cabinet) + 1;
 312     if (!(ret = msi_alloc(len * sizeof(WCHAR)))) return NULL;
 313     lstrcpyW(ret, mi->sourcedir);
 314     lstrcatW(ret, mi->cabinet);
 315     return ret;
 316 }
 317
 318 static INT_PTR cabinet_next_cabinet(FDINOTIFICATIONTYPE fdint,
 319                                     PFDINOTIFICATION pfdin)
 320 {
 321     MSICABDATA *data = pfdin->pv;
 322     MSIMEDIAINFO *mi = data->mi;
 323     LPWSTR cabinet_file = NULL, cab = strdupAtoW(pfdin->psz1);
 324     INT_PTR res = -1;
 325     UINT rc;
 326
 327     msi_free(mi->disk_prompt);
 328     msi_free(mi->cabinet);
 329     msi_free(mi->volume_label);
 330     mi->disk_prompt = NULL;
 331     mi->cabinet = NULL;
 332     mi->volume_label = NULL;
 333
 334     mi->disk_id++;
 335     mi->is_continuous = TRUE;
 336
 337     rc = msi_media_get_disk_info(data->package, mi);
 338     if (rc != ERROR_SUCCESS)
 339     {
 340         ERR("Failed to get next cabinet information: %d\n", rc);
 341         goto done;
 342     }
 343
 344     if (wcsicmp( mi->cabinet, cab ))
 345     {
 346         char *next_cab;
 347         ULONG length;
 348
 349         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));
 350
 351         /* Use cabinet name from the media table */
 352         next_cab = strdupWtoA(mi->cabinet);
 353         /* Modify path to cabinet file with full filename (psz3 points to a 256 bytes buffer that can be modified contrary to psz1 and psz2) */
 354         length = strlen(pfdin->psz3) + 1 + strlen(next_cab) + 1;
 355         if (length > 256)
 356         {
 357             WARN("Cannot update next cabinet filename with a string size %u > 256\n", length);
 358             msi_free(next_cab);
 359             goto done;
 360         }
 361         else
 362         {
 363             strcat(pfdin->psz3, "\\");
 364             strcat(pfdin->psz3, next_cab);
 365         }
 366         /* Path psz3 and cabinet psz1 are concatenated by FDI so just reset psz1 */
 367         *pfdin->psz1 = 0;
 368         msi_free(next_cab);
 369     }
 370
 371     if (!(cabinet_file = get_cabinet_filename(mi)))
 372         goto done;
 373
 374     TRACE("Searching for %s\n", debugstr_w(cabinet_file));
 375
 376     res = 0;
 377     if (GetFileAttributesW(cabinet_file) == INVALID_FILE_ATTRIBUTES)
 378     {
 379         if (msi_change_media(data->package, mi) != ERROR_SUCCESS)
 380             res = -1;
 381     }
 382
 383 done:
 384     msi_free(cab);
 385     msi_free(cabinet_file);
 386     return res;
 387 }
 388
 389 static INT_PTR cabinet_next_cabinet_stream( FDINOTIFICATIONTYPE fdint,
 390                                             PFDINOTIFICATION pfdin )
 391 {
 392     MSICABDATA *data = pfdin->pv;
 393     MSIMEDIAINFO *mi = data->mi;
 394     UINT rc;
 395
 396     msi_free( mi->disk_prompt );
 397     msi_free( mi->cabinet );
 398     msi_free( mi->volume_label );
 399     mi->disk_prompt = NULL;
 400     mi->cabinet = NULL;
 401     mi->volume_label = NULL;
 402
 403     mi->disk_id++;
 404     mi->is_continuous = TRUE;
 405
 406     rc = msi_media_get_disk_info( data->package, mi );
 407     if (rc != ERROR_SUCCESS)
 408     {
 409         ERR("Failed to get next cabinet information: %u\n", rc);
 410         return -1;
 411     }
 412     package_disk.id = mi->disk_id;
 413
 414     TRACE("next cabinet is %s disk id %u\n", debugstr_w(mi->cabinet), mi->disk_id);
 415     return 0;
 416 }
 417
 418 static INT_PTR cabinet_copy_file(FDINOTIFICATIONTYPE fdint,
 419                                  PFDINOTIFICATION pfdin)
 420 {
 421     MSICABDATA *data = pfdin->pv;
 422     HANDLE handle = 0;
 423     LPWSTR path = NULL;
 424     DWORD attrs;
 425
 426     data->curfile = strdupAtoW(pfdin->psz1);
 427     if (!data->cb(data->package, data->curfile, MSICABEXTRACT_BEGINEXTRACT, &path,
 428                   &attrs, data->user))
 429     {
 430         /* We're not extracting this file, so free the filename. */
 431         msi_free(data->curfile);
 432         data->curfile = NULL;
 433         goto done;
 434     }
 435
 436     TRACE("extracting %s -> %s\n", debugstr_w(data->curfile), debugstr_w(path));
 437
 438     attrs = attrs & (FILE_ATTRIBUTE_READONLY|FILE_ATTRIBUTE_HIDDEN|FILE_ATTRIBUTE_SYSTEM);
 439     if (!attrs) attrs = FILE_ATTRIBUTE_NORMAL;
 440
 441     handle = msi_create_file( data->package, path, GENERIC_READ | GENERIC_WRITE, 0, CREATE_ALWAYS, attrs );
 442     if (handle == INVALID_HANDLE_VALUE)
 443     {
 444         DWORD err = GetLastError();
 445         DWORD attrs2 = msi_get_file_attributes( data->package, path );
 446
 447         if (attrs2 == INVALID_FILE_ATTRIBUTES)
 448         {
 449             ERR("failed to create %s (error %d)\n", debugstr_w(path), err);
 450             goto done;
 451         }
 452         else if (err == ERROR_ACCESS_DENIED && (attrs2 & FILE_ATTRIBUTE_READONLY))
 453         {
 454             TRACE("removing read-only attribute on %s\n", debugstr_w(path));
 455             msi_set_file_attributes( data->package, path, attrs2 & ~FILE_ATTRIBUTE_READONLY );
 456             handle = msi_create_file( data->package, path, GENERIC_READ | GENERIC_WRITE, 0, CREATE_ALWAYS, attrs );
 457
 458             if (handle != INVALID_HANDLE_VALUE) goto done;
 459             err = GetLastError();
 460         }
 461         if (err == ERROR_SHARING_VIOLATION || err == ERROR_USER_MAPPED_FILE)
 462         {
 463             WCHAR *tmpfileW, *tmppathW, *p;
 464             DWORD len;
 465
 466             TRACE("file in use, scheduling rename operation\n");
 467
 468             if (!(tmppathW = strdupW( path ))) return ERROR_OUTOFMEMORY;
 469             if ((p = wcsrchr(tmppathW, '\\'))) *p = 0;
 470             len = lstrlenW( tmppathW ) + 16;
 471             if (!(tmpfileW = msi_alloc(len * sizeof(WCHAR))))
 472             {
 473                 msi_free( tmppathW );
 474                 return ERROR_OUTOFMEMORY;
 475             }
 476             if (!GetTempFileNameW(tmppathW, szMsi, 0, tmpfileW)) tmpfileW[0] = 0;
 477             msi_free( tmppathW );
 478
 479             handle = CreateFileW(tmpfileW, GENERIC_READ | GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, attrs, NULL);
 480
 481             if (handle != INVALID_HANDLE_VALUE &&
 482                 msi_move_file( data->package, path, NULL, MOVEFILE_DELAY_UNTIL_REBOOT ) &&
 483                 msi_move_file( data->package, tmpfileW, path, MOVEFILE_DELAY_UNTIL_REBOOT ))
 484             {
 485                 data->package->need_reboot_at_end = 1;
 486             }
 487             else
 488             {
 489                 WARN("failed to schedule rename operation %s (error %d)\n", debugstr_w(path), GetLastError());
 490                 DeleteFileW( tmpfileW );
 491             }
 492             msi_free(tmpfileW);
 493         }
 494         else
 495             WARN("failed to create %s (error %d)\n", debugstr_w(path), err);
 496     }
 497
 498 done:
 499     msi_free(path);
 500
 501     return (INT_PTR)handle;
 502 }
 503
 504 static INT_PTR cabinet_close_file_info(FDINOTIFICATIONTYPE fdint,
 505                                        PFDINOTIFICATION pfdin)
 506 {
 507     MSICABDATA *data = pfdin->pv;
 508     FILETIME ft;
 509     FILETIME ftLocal;
 510     HANDLE handle = (HANDLE)pfdin->hf;
 511
 512     data->mi->is_continuous = FALSE;
 513
 514     if (!DosDateTimeToFileTime(pfdin->date, pfdin->time, &ft))
 515         return -1;
 516     if (!LocalFileTimeToFileTime(&ft, &ftLocal))
 517         return -1;
 518     if (!SetFileTime(handle, &ftLocal, 0, &ftLocal))
 519         return -1;
 520
 521     CloseHandle(handle);
 522
 523     data->cb(data->package, data->curfile, MSICABEXTRACT_FILEEXTRACTED, NULL, NULL,
 524              data->user);
 525
 526     msi_free(data->curfile);
 527     data->curfile = NULL;
 528
 529     return 1;
 530 }
 531
 532 static INT_PTR CDECL cabinet_notify(FDINOTIFICATIONTYPE fdint, PFDINOTIFICATION pfdin)
 533 {
 534     switch (fdint)
 535     {
 536     case fdintPARTIAL_FILE:
 537         return cabinet_partial_file(fdint, pfdin);
 538
 539     case fdintNEXT_CABINET:
 540         return cabinet_next_cabinet(fdint, pfdin);
 541
 542     case fdintCOPY_FILE:
 543         return cabinet_copy_file(fdint, pfdin);
 544
 545     case fdintCLOSE_FILE_INFO:
 546         return cabinet_close_file_info(fdint, pfdin);
 547
 548     default:
 549         return 0;
 550     }
 551 }
 552
 553 static INT_PTR CDECL cabinet_notify_stream( FDINOTIFICATIONTYPE fdint, PFDINOTIFICATION pfdin )
 554 {
 555     switch (fdint)
 556     {
 557     case fdintPARTIAL_FILE:
 558         return cabinet_partial_file( fdint, pfdin );
 559
 560     case fdintNEXT_CABINET:
 561         return cabinet_next_cabinet_stream( fdint, pfdin );
 562
 563     case fdintCOPY_FILE:
 564         return cabinet_copy_file( fdint, pfdin );
 565
 566     case fdintCLOSE_FILE_INFO:
 567         return cabinet_close_file_info( fdint, pfdin );
 568
 569     case fdintCABINET_INFO:
 570         return 0;
 571
 572     default:
 573         ERR("Unexpected notification %d\n", fdint);
 574         return 0;
 575     }
 576 }
 577
 578 static BOOL extract_cabinet( MSIPACKAGE* package, MSIMEDIAINFO *mi, LPVOID data )
 579 {
 580     LPSTR cabinet, cab_path = NULL;
 581     HFDI hfdi;
 582     ERF erf;
 583     BOOL ret = FALSE;
 584
 585     TRACE("extracting %s disk id %u\n", debugstr_w(mi->cabinet), mi->disk_id);
 586
 587     hfdi = FDICreate( cabinet_alloc, cabinet_free, cabinet_open, cabinet_read,
 588                       cabinet_write, cabinet_close, cabinet_seek, 0, &erf );
 589     if (!hfdi)
 590     {
 591         ERR("FDICreate failed\n");
 592         return FALSE;
 593     }
 594
 595     cabinet = strdupWtoA( mi->cabinet );
 596     if (!cabinet)
 597         goto done;
 598
 599     cab_path = strdupWtoA( mi->sourcedir );
 600     if (!cab_path)
 601         goto done;
 602
 603     ret = FDICopy( hfdi, cabinet, cab_path, 0, cabinet_notify, NULL, data );
 604     if (!ret)
 605         ERR("FDICopy failed\n");
 606
 607 done:
 608     FDIDestroy( hfdi );
 609     msi_free(cabinet );
 610     msi_free( cab_path );
 611
 612     if (ret)
 613         mi->is_extracted = TRUE;
 614
 615     return ret;
 616 }
 617
 618 static BOOL extract_cabinet_stream( MSIPACKAGE *package, MSIMEDIAINFO *mi, LPVOID data )
 619 {
 620     static char filename[] = {'<','S','T','R','E','A','M','>',0};
 621     HFDI hfdi;
 622     ERF erf;
 623     BOOL ret = FALSE;
 624
 625     TRACE("extracting %s disk id %u\n", debugstr_w(mi->cabinet), mi->disk_id);
 626
 627     hfdi = FDICreate( cabinet_alloc, cabinet_free, cabinet_open_stream, cabinet_read_stream,
 628                       cabinet_write, cabinet_close_stream, cabinet_seek_stream, 0, &erf );
 629     if (!hfdi)
 630     {
 631         ERR("FDICreate failed\n");
 632         return FALSE;
 633     }
 634
 635     package_disk.package = package;
 636     package_disk.id      = mi->disk_id;
 637
 638     ret = FDICopy( hfdi, filename, NULL, 0, cabinet_notify_stream, NULL, data );
 639     if (!ret) ERR("FDICopy failed\n");
 640
 641     FDIDestroy( hfdi );
 642     if (ret) mi->is_extracted = TRUE;
 643     return ret;
 644 }
 645
 646 /***********************************************************************
 647  *            msi_cabextract
 648  *
 649  * Extract files from a cabinet file or stream.
 650  */
 651 BOOL msi_cabextract(MSIPACKAGE* package, MSIMEDIAINFO *mi, LPVOID data)
 652 {
 653     if (mi->cabinet[0] == '#')
 654     {
 655         return extract_cabinet_stream( package, mi, data );
 656     }
 657     return extract_cabinet( package, mi, data );
 658 }
 659
 660 void msi_free_media_info(MSIMEDIAINFO *mi)
 661 {
 662     msi_free(mi->disk_prompt);
 663     msi_free(mi->cabinet);
 664     msi_free(mi->volume_label);
 665     msi_free(mi->last_volume);
 666     msi_free(mi);
 667 }
 668
 669 static UINT get_drive_type(const WCHAR *path)
 670 {
 671     WCHAR root[MAX_PATH + 1];
 672
 673     lstrcpyW(root, path);
 674     PathStripToRootW(root);
 675     PathAddBackslashW(root);
 676
 677     return GetDriveTypeW(root);
 678 }
 679
 680 static WCHAR *get_base_url( MSIDATABASE *db )
 681 {
 682     WCHAR *p, *ret = NULL, *orig_db = msi_dup_property( db, szOriginalDatabase );
 683     if (UrlIsW( orig_db, URLIS_URL ) && (ret = strdupW( orig_db )) && (p = wcsrchr( ret, '/'))) p[1] = 0;
 684     msi_free( orig_db );
 685     return ret;
 686 }
 687
 688 UINT msi_load_media_info(MSIPACKAGE *package, UINT Sequence, MSIMEDIAINFO *mi)
 689 {
 690     static const WCHAR query[] = {
 691         'S','E','L','E','C','T',' ','*',' ','F','R','O','M',' ','`','M','e','d','i','a','`',' ',
 692         'W','H','E','R','E',' ','`','L','a','s','t','S','e','q','u','e','n','c','e','`',' ',
 693         '>','=',' ','%','i',' ','O','R','D','E','R',' ','B','Y',' ','`','D','i','s','k','I','d','`',0};
 694     MSIRECORD *row;
 695     WCHAR *source_dir, *source, *base_url = NULL;
 696     DWORD options;
 697
 698     if (Sequence <= mi->last_sequence) /* already loaded */
 699         return ERROR_SUCCESS;
 700
 701     row = MSI_QueryGetRecord(package->db, query, Sequence);
 702     if (!row)
 703     {
 704         TRACE("Unable to query row\n");
 705         return ERROR_FUNCTION_FAILED;
 706     }
 707
 708     mi->is_extracted = FALSE;
 709     mi->disk_id = MSI_RecordGetInteger(row, 1);
 710     mi->last_sequence = MSI_RecordGetInteger(row, 2);
 711     msi_free(mi->disk_prompt);
 712     mi->disk_prompt = strdupW(MSI_RecordGetString(row, 3));
 713     msi_free(mi->cabinet);
 714     mi->cabinet = strdupW(MSI_RecordGetString(row, 4));
 715     msi_free(mi->volume_label);
 716     mi->volume_label = strdupW(MSI_RecordGetString(row, 5));
 717     msiobj_release(&row->hdr);
 718
 719     msi_set_sourcedir_props(package, FALSE);
 720     source_dir = msi_dup_property(package->db, szSourceDir);
 721     lstrcpyW(mi->sourcedir, source_dir);
 722     PathAddBackslashW(mi->sourcedir);
 723     mi->type = get_drive_type(source_dir);
 724
 725     options = MSICODE_PRODUCT;
 726     if (mi->type == DRIVE_CDROM || mi->type == DRIVE_REMOVABLE)
 727     {
 728         source = source_dir;
 729         options |= MSISOURCETYPE_MEDIA;
 730     }
 731     else if ((base_url = get_base_url(package->db)))
 732     {
 733         source = base_url;
 734         options |= MSISOURCETYPE_URL;
 735     }
 736     else
 737     {
 738         source = mi->sourcedir;
 739         options |= MSISOURCETYPE_NETWORK;
 740     }
 741
 742     msi_package_add_media_disk(package, package->Context,
 743                                MSICODE_PRODUCT, mi->disk_id,
 744                                mi->volume_label, mi->disk_prompt);
 745
 746     msi_package_add_info(package, package->Context,
 747                          options, INSTALLPROPERTY_LASTUSEDSOURCEW, source);
 748
 749     TRACE("sequence %u -> cabinet %s disk id %u\n", Sequence, debugstr_w(mi->cabinet), mi->disk_id);
 750
 751     msi_free(base_url);
 752     msi_free(source_dir);
 753     return ERROR_SUCCESS;
 754 }
 755
 756 /* FIXME: search URL sources as well */
 757 static UINT find_published_source(MSIPACKAGE *package, MSIMEDIAINFO *mi)
 758 {
 759     WCHAR source[MAX_PATH];
 760     WCHAR volume[MAX_PATH];
 761     WCHAR prompt[MAX_PATH];
 762     DWORD volumesz, promptsz;
 763     DWORD index, size, id;
 764     WCHAR last_type[2];
 765     UINT r;
 766
 767     size = 2;
 768     r = MsiSourceListGetInfoW(package->ProductCode, NULL,
 769                               package->Context, MSICODE_PRODUCT,
 770                               INSTALLPROPERTY_LASTUSEDTYPEW, last_type, &size);
 771     if (r != ERROR_SUCCESS)
 772         return r;
 773
 774     size = MAX_PATH;
 775     r = MsiSourceListGetInfoW(package->ProductCode, NULL,
 776                               package->Context, MSICODE_PRODUCT,
 777                               INSTALLPROPERTY_LASTUSEDSOURCEW, source, &size);
 778     if (r != ERROR_SUCCESS)
 779         return r;
 780
 781     if (last_type[0] == 'n')
 782     {
 783         WCHAR cabinet_file[MAX_PATH];
 784         BOOL check_all = FALSE;
 785
 786         while(TRUE)
 787         {
 788             index = 0;
 789             volumesz = MAX_PATH;
 790             while (MsiSourceListEnumSourcesW(package->ProductCode, NULL,
 791                                              package->Context,
 792                                              MSISOURCETYPE_NETWORK, index++,
 793                                              volume, &volumesz) == ERROR_SUCCESS)
 794             {
 795                 if (check_all || !wcsnicmp(source, volume, lstrlenW(source)))
 796                 {
 797                     lstrcpyW(cabinet_file, volume);
 798                     PathAddBackslashW(cabinet_file);
 799                     lstrcatW(cabinet_file, mi->cabinet);
 800
 801                     if (GetFileAttributesW(cabinet_file) == INVALID_FILE_ATTRIBUTES)
 802                     {
 803                         volumesz = MAX_PATH;
 804                         if(!check_all)
 805                             break;
 806                         continue;
 807                     }
 808
 809                     lstrcpyW(mi->sourcedir, volume);
 810                     PathAddBackslashW(mi->sourcedir);
 811                     TRACE("Found network source %s\n", debugstr_w(mi->sourcedir));
 812                     return ERROR_SUCCESS;
 813                 }
 814             }
 815
 816             if (!check_all)
 817                 check_all = TRUE;
 818             else
 819                 break;
 820         }
 821     }
 822
 823     index = 0;
 824     volumesz = MAX_PATH;
 825     promptsz = MAX_PATH;
 826     while (MsiSourceListEnumMediaDisksW(package->ProductCode, NULL,
 827                                         package->Context,
 828                                         MSICODE_PRODUCT, index++, &id,
 829                                         volume, &volumesz, prompt, &promptsz) == ERROR_SUCCESS)
 830     {
 831         mi->disk_id = id;
 832         msi_free( mi->volume_label );
 833         if (!(mi->volume_label = msi_alloc( ++volumesz * sizeof(WCHAR) ))) return ERROR_OUTOFMEMORY;
 834         lstrcpyW( mi->volume_label, volume );
 835
 836         msi_free( mi->disk_prompt );
 837         if (!(mi->disk_prompt = msi_alloc( ++promptsz * sizeof(WCHAR) ))) return ERROR_OUTOFMEMORY;
 838         lstrcpyW( mi->disk_prompt, prompt );
 839
 840         if (source_matches_volume(mi, source))
 841         {
 842             /* FIXME: what about SourceDir */
 843             lstrcpyW(mi->sourcedir, source);
 844             PathAddBackslashW(mi->sourcedir);
 845             TRACE("Found disk source %s\n", debugstr_w(mi->sourcedir));
 846             return ERROR_SUCCESS;
 847         }
 848     }
 849
 850     return ERROR_FUNCTION_FAILED;
 851 }
 852
 853 UINT ready_media( MSIPACKAGE *package, BOOL compressed, MSIMEDIAINFO *mi )
 854 {
 855     UINT rc;
 856     WCHAR *cabinet_file = NULL;
 857
 858     /* media info for continuous cabinet is already loaded */
 859     if (mi->is_continuous) return ERROR_SUCCESS;
 860
 861     if (mi->cabinet)
 862     {
 863         WCHAR *base_url;
 864
 865         /* cabinet is internal, no checks needed */
 866         if (mi->cabinet[0] == '#') return ERROR_SUCCESS;
 867
 868         if (!(cabinet_file = get_cabinet_filename( mi ))) return ERROR_OUTOFMEMORY;
 869
 870         /* package should be downloaded */
 871         if (compressed && GetFileAttributesW( cabinet_file ) == INVALID_FILE_ATTRIBUTES &&
 872             (base_url = get_base_url( package->db )))
 873         {
 874             WCHAR temppath[MAX_PATH], *p, *url;
 875
 876             msi_free( cabinet_file );
 877             if (!(url = msi_alloc( (lstrlenW( base_url ) + lstrlenW( mi->cabinet ) + 1) * sizeof(WCHAR) )))
 878             {
 879                 return ERROR_OUTOFMEMORY;
 880             }
 881             lstrcpyW( url, base_url );
 882             lstrcatW( url, mi->cabinet );
 883             if ((rc = msi_download_file( url, temppath )) != ERROR_SUCCESS)
 884             {
 885                 ERR("failed to download %s (%u)\n", debugstr_w(url), rc);
 886                 msi_free( url );
 887                 return rc;
 888             }
 889             if ((p = wcsrchr( temppath, '\\' ))) *p = 0;
 890             lstrcpyW( mi->sourcedir, temppath );
 891             PathAddBackslashW( mi->sourcedir );
 892             msi_free( mi->cabinet );
 893             mi->cabinet = strdupW( p + 1 );
 894
 895             msi_free( url );
 896             return ERROR_SUCCESS;
 897         }
 898     }
 899     /* check volume matches, change media if not */
 900     if (mi->volume_label)
 901     {
 902         /* assume first volume is in the drive */
 903         if (mi->last_volume && wcsicmp( mi->last_volume, mi->volume_label ))
 904         {
 905             WCHAR *source = msi_dup_property( package->db, szSourceDir );
 906             BOOL match = source_matches_volume( mi, source );
 907             msi_free( source );
 908
 909             if (!match && (mi->type == DRIVE_CDROM || mi->type == DRIVE_REMOVABLE))
 910             {
 911                 if ((rc = msi_change_media( package, mi )) != ERROR_SUCCESS)
 912                 {
 913                     msi_free( cabinet_file );
 914                     return rc;
 915                 }
 916             }
 917         }
 918
 919         msi_free(mi->last_volume);
 920         mi->last_volume = strdupW(mi->volume_label);
 921     }
 922     if (mi->cabinet)
 923     {
 924         if (compressed && GetFileAttributesW( cabinet_file ) == INVALID_FILE_ATTRIBUTES)
 925         {
 926             if ((rc = find_published_source( package, mi )) != ERROR_SUCCESS)
 927             {
 928                 ERR("cabinet not found: %s\n", debugstr_w(cabinet_file));
 929                 msi_free( cabinet_file );
 930                 return ERROR_INSTALL_FAILURE;
 931             }
 932         }
 933     }
 934     msi_free( cabinet_file );
 935     return ERROR_SUCCESS;
 936 }
 937
 938 UINT msi_add_cabinet_stream( MSIPACKAGE *package, UINT disk_id, IStorage *storage, const WCHAR *name )
 939 {
 940     MSICABINETSTREAM *cab, *item;
 941
 942     TRACE("%p, %u, %p, %s\n", package, disk_id, storage, debugstr_w(name));
 943
 944     LIST_FOR_EACH_ENTRY( item, &package->cabinet_streams, MSICABINETSTREAM, entry )
 945     {
 946         if (item->disk_id == disk_id)
 947         {
 948             TRACE("duplicate disk id %u\n", disk_id);
 949             return ERROR_FUNCTION_FAILED;
 950         }
 951     }
 952     if (!(cab = msi_alloc( sizeof(*cab) ))) return ERROR_OUTOFMEMORY;
 953     if (!(cab->stream = msi_alloc( (lstrlenW( name ) + 1) * sizeof(WCHAR ) )))
 954     {
 955         msi_free( cab );
 956         return ERROR_OUTOFMEMORY;
 957     }
 958     lstrcpyW( cab->stream, name );
 959     cab->disk_id = disk_id;
 960     cab->storage = storage;
 961     IStorage_AddRef( storage );
 962     list_add_tail( &package->cabinet_streams, &cab->entry );
 963
 964     return ERROR_SUCCESS;
 965 }