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