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