dlls/msi/media.c

   1 /*
   2  * Implementation of the Microsoft Installer (msi.dll)
   3  *
   4  * Copyright 2008 James Hawkins
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include <stdarg.h>
  22
  23 #define COBJMACROS
  24
  25 #include "windef.h"
  26 #include "winerror.h"
  27 #include "wine/debug.h"
  28 #include "fdi.h"
  29 #include "msipriv.h"
  30 #include "winuser.h"
  31 #include "winreg.h"
  32 #include "shlwapi.h"
  33 #include "objidl.h"
  34 #include "wine/unicode.h"
  35
  36 WINE_DEFAULT_DEBUG_CHANNEL(msi);
  37
  38 /* from msvcrt/fcntl.h */
  39 #define _O_RDONLY      0
  40 #define _O_WRONLY      1
  41 #define _O_RDWR        2
  42 #define _O_ACCMODE     (_O_RDONLY|_O_WRONLY|_O_RDWR)
  43 #define _O_APPEND      0x0008
  44 #define _O_RANDOM      0x0010
  45 #define _O_SEQUENTIAL  0x0020
  46 #define _O_TEMPORARY   0x0040
  47 #define _O_NOINHERIT   0x0080
  48 #define _O_CREAT       0x0100
  49 #define _O_TRUNC       0x0200
  50 #define _O_EXCL        0x0400
  51 #define _O_SHORT_LIVED 0x1000
  52 #define _O_TEXT        0x4000
  53 #define _O_BINARY      0x8000
  54
  55 static BOOL source_matches_volume(MSIMEDIAINFO *mi, LPCWSTR source_root)
  56 {
  57     WCHAR volume_name[MAX_PATH + 1];
  58     WCHAR root[MAX_PATH + 1];
  59
  60     strcpyW(root, source_root);
  61     PathStripToRootW(root);
  62     PathAddBackslashW(root);
  63
  64     if (!GetVolumeInformationW(root, volume_name, MAX_PATH + 1, NULL, NULL, NULL, NULL, 0))
  65     {
  66         WARN("failed to get volume information for %s (%u)\n", debugstr_w(root), GetLastError());
  67         return FALSE;
  68     }
  69     return !strcmpiW( mi->volume_label, volume_name );
  70 }
  71
  72 static UINT msi_change_media(MSIPACKAGE *package, MSIMEDIAINFO *mi)
  73 {
  74     LPWSTR error, error_dialog;
  75     LPWSTR source_dir;
  76     UINT r = ERROR_SUCCESS;
  77
  78     static const WCHAR error_prop[] = {'E','r','r','o','r','D','i','a','l','o','g',0};
  79
  80     if ((package->ui_level & INSTALLUILEVEL_MASK) == INSTALLUILEVEL_NONE &&
  81         !gUIHandlerA && !gUIHandlerW && !gUIHandlerRecord) return ERROR_SUCCESS;
  82
  83     error = msi_build_error_string(package, 1302, 1, mi->disk_prompt);
  84     error_dialog = msi_dup_property(package->db, error_prop);
  85     source_dir = msi_dup_property(package->db, szSourceDir);
  86
  87     while (r == ERROR_SUCCESS && !source_matches_volume(mi, source_dir))
  88     {
  89         r = msi_spawn_error_dialog(package, error_dialog, error);
  90
  91         if (gUIHandlerW)
  92         {
  93             gUIHandlerW(gUIContext, MB_RETRYCANCEL | INSTALLMESSAGE_ERROR, error);
  94         }
  95         else if (gUIHandlerA)
  96         {
  97             char *msg = strdupWtoA(error);
  98             gUIHandlerA(gUIContext, MB_RETRYCANCEL | INSTALLMESSAGE_ERROR, msg);
  99             msi_free(msg);
 100         }
 101         else if (gUIHandlerRecord)
 102         {
 103             MSIHANDLE rec = MsiCreateRecord(1);
 104             MsiRecordSetStringW(rec, 0, error);
 105             gUIHandlerRecord(gUIContext, MB_RETRYCANCEL | INSTALLMESSAGE_ERROR, rec);
 106             MsiCloseHandle(rec);
 107         }
 108     }
 109
 110     msi_free(error);
 111     msi_free(error_dialog);
 112     msi_free(source_dir);
 113
 114     return r;
 115 }
 116
 117 static MSICABINETSTREAM *msi_get_cabinet_stream( MSIPACKAGE *package, UINT disk_id )
 118 {
 119     MSICABINETSTREAM *cab;
 120
 121     LIST_FOR_EACH_ENTRY( cab, &package->cabinet_streams, MSICABINETSTREAM, entry )
 122     {
 123         if (cab->disk_id == disk_id) return cab;
 124     }
 125     return NULL;
 126 }
 127
 128 static void * CDECL cabinet_alloc(ULONG cb)
 129 {
 130     return msi_alloc(cb);
 131 }
 132
 133 static void CDECL cabinet_free(void *pv)
 134 {
 135     msi_free(pv);
 136 }
 137
 138 static INT_PTR CDECL cabinet_open(char *pszFile, int oflag, int pmode)
 139 {
 140     DWORD dwAccess = 0;
 141     DWORD dwShareMode = 0;
 142     DWORD dwCreateDisposition = OPEN_EXISTING;
 143
 144     switch (oflag & _O_ACCMODE)
 145     {
 146     case _O_RDONLY:
 147         dwAccess = GENERIC_READ;
 148         dwShareMode = FILE_SHARE_READ | FILE_SHARE_DELETE;
 149         break;
 150     case _O_WRONLY:
 151         dwAccess = GENERIC_WRITE;
 152         dwShareMode = FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE;
 153         break;
 154     case _O_RDWR:
 155         dwAccess = GENERIC_READ | GENERIC_WRITE;
 156         dwShareMode = FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE;
 157         break;
 158     }
 159
 160     if ((oflag & (_O_CREAT | _O_EXCL)) == (_O_CREAT | _O_EXCL))
 161         dwCreateDisposition = CREATE_NEW;
 162     else if (oflag & _O_CREAT)
 163         dwCreateDisposition = CREATE_ALWAYS;
 164
 165     return (INT_PTR)CreateFileA(pszFile, dwAccess, dwShareMode, NULL,
 166                                 dwCreateDisposition, 0, NULL);
 167 }
 168
 169 static UINT CDECL cabinet_read(INT_PTR hf, void *pv, UINT cb)
 170 {
 171     HANDLE handle = (HANDLE)hf;
 172     DWORD read;
 173
 174     if (ReadFile(handle, pv, cb, &read, NULL))
 175         return read;
 176
 177     return 0;
 178 }
 179
 180 static UINT CDECL cabinet_write(INT_PTR hf, void *pv, UINT cb)
 181 {
 182     HANDLE handle = (HANDLE)hf;
 183     DWORD written;
 184
 185     if (WriteFile(handle, pv, cb, &written, NULL))
 186         return written;
 187
 188     return 0;
 189 }
 190
 191 static int CDECL cabinet_close(INT_PTR hf)
 192 {
 193     HANDLE handle = (HANDLE)hf;
 194     return CloseHandle(handle) ? 0 : -1;
 195 }
 196
 197 static LONG CDECL cabinet_seek(INT_PTR hf, LONG dist, int seektype)
 198 {
 199     HANDLE handle = (HANDLE)hf;
 200     /* flags are compatible and so are passed straight through */
 201     return SetFilePointer(handle, dist, NULL, seektype);
 202 }
 203
 204 struct package_disk
 205 {
 206     MSIPACKAGE *package;
 207     UINT        id;
 208 };
 209
 210 static struct package_disk package_disk;
 211
 212 static INT_PTR CDECL cabinet_open_stream( char *pszFile, int oflag, int pmode )
 213 {
 214     MSICABINETSTREAM *cab;
 215     IStream *stream;
 216     WCHAR *encoded;
 217     HRESULT hr;
 218
 219     cab = msi_get_cabinet_stream( package_disk.package, package_disk.id );
 220     if (!cab)
 221     {
 222         WARN("failed to get cabinet stream\n");
 223         return -1;
 224     }
 225     if (!cab->stream[0] || !(encoded = encode_streamname( FALSE, cab->stream + 1 )))
 226     {
 227         WARN("failed to encode stream name\n");
 228         return -1;
 229     }
 230     if (msi_clone_open_stream( package_disk.package->db, cab->storage, encoded, &stream ) != ERROR_SUCCESS)
 231     {
 232         hr = IStorage_OpenStream( cab->storage, encoded, NULL, STGM_READ|STGM_SHARE_EXCLUSIVE, 0, &stream );
 233         if (FAILED(hr))
 234         {
 235             WARN("failed to open stream 0x%08x\n", hr);
 236             msi_free( encoded );
 237             return -1;
 238         }
 239     }
 240     msi_free( encoded );
 241     return (INT_PTR)stream;
 242 }
 243
 244 static UINT CDECL cabinet_read_stream( INT_PTR hf, void *pv, UINT cb )
 245 {
 246     IStream *stm = (IStream *)hf;
 247     DWORD read;
 248     HRESULT hr;
 249
 250     hr = IStream_Read( stm, pv, cb, &read );
 251     if (hr == S_OK || hr == S_FALSE)
 252         return read;
 253
 254     return 0;
 255 }
 256
 257 static int CDECL cabinet_close_stream( INT_PTR hf )
 258 {
 259     IStream *stm = (IStream *)hf;
 260     IStream_Release( stm );
 261     return 0;
 262 }
 263
 264 static LONG CDECL cabinet_seek_stream( INT_PTR hf, LONG dist, int seektype )
 265 {
 266     IStream *stm = (IStream *)hf;
 267     LARGE_INTEGER move;
 268     ULARGE_INTEGER newpos;
 269     HRESULT hr;
 270
 271     move.QuadPart = dist;
 272     hr = IStream_Seek( stm, move, seektype, &newpos );
 273     if (SUCCEEDED(hr))
 274     {
 275         if (newpos.QuadPart <= MAXLONG) return newpos.QuadPart;
 276         ERR("Too big!\n");
 277     }
 278     return -1;
 279 }
 280
 281 static UINT CDECL msi_media_get_disk_info(MSIPACKAGE *package, MSIMEDIAINFO *mi)
 282 {
 283     MSIRECORD *row;
 284
 285     static const WCHAR query[] = {
 286         'S','E','L','E','C','T',' ','*',' ', 'F','R','O','M',' ',
 287         '`','M','e','d','i','a','`',' ','W','H','E','R','E',' ',
 288         '`','D','i','s','k','I','d','`',' ','=',' ','%','i',0};
 289
 290     row = MSI_QueryGetRecord(package->db, query, mi->disk_id);
 291     if (!row)
 292     {
 293         TRACE("Unable to query row\n");
 294         return ERROR_FUNCTION_FAILED;
 295     }
 296
 297     mi->disk_prompt = strdupW(MSI_RecordGetString(row, 3));
 298     mi->cabinet = strdupW(MSI_RecordGetString(row, 4));
 299     mi->volume_label = strdupW(MSI_RecordGetString(row, 5));
 300
 301     if (!mi->first_volume)
 302         mi->first_volume = strdupW(mi->volume_label);
 303
 304     msiobj_release(&row->hdr);
 305     return ERROR_SUCCESS;
 306 }
 307
 308 static INT_PTR cabinet_partial_file(FDINOTIFICATIONTYPE fdint,
 309                                     PFDINOTIFICATION pfdin)
 310 {
 311     MSICABDATA *data = pfdin->pv;
 312     data->mi->is_continuous = FALSE;
 313     return 0;
 314 }
 315
 316 static WCHAR *get_cabinet_filename(MSIMEDIAINFO *mi)
 317 {
 318     int len;
 319     WCHAR *ret;
 320
 321     len = strlenW(mi->sourcedir) + strlenW(mi->cabinet) + 1;
 322     if (!(ret = msi_alloc(len * sizeof(WCHAR)))) return NULL;
 323     strcpyW(ret, mi->sourcedir);
 324     strcatW(ret, mi->cabinet);
 325     return ret;
 326 }
 327
 328 static INT_PTR cabinet_next_cabinet(FDINOTIFICATIONTYPE fdint,
 329                                     PFDINOTIFICATION pfdin)
 330 {
 331     MSICABDATA *data = pfdin->pv;
 332     MSIMEDIAINFO *mi = data->mi;
 333     LPWSTR cabinet_file = NULL, cab = strdupAtoW(pfdin->psz1);
 334     INT_PTR res = -1;
 335     UINT rc;
 336
 337     msi_free(mi->disk_prompt);
 338     msi_free(mi->cabinet);
 339     msi_free(mi->volume_label);
 340     mi->disk_prompt = NULL;
 341     mi->cabinet = NULL;
 342     mi->volume_label = NULL;
 343
 344     mi->disk_id++;
 345     mi->is_continuous = TRUE;
 346
 347     rc = msi_media_get_disk_info(data->package, mi);
 348     if (rc != ERROR_SUCCESS)
 349     {
 350         ERR("Failed to get next cabinet information: %d\n", rc);
 351         goto done;
 352     }
 353
 354     if (strcmpiW( mi->cabinet, cab ))
 355     {
 356         char *next_cab;
 357         ULONG length;
 358
 359         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));
 360
 361         /* Use cabinet name from the media table */
 362         next_cab = strdupWtoA(mi->cabinet);
 363         /* Modify path to cabinet file with full filename (psz3 points to a 256 bytes buffer that can be modified contrary to psz1 and psz2) */
 364         length = strlen(pfdin->psz3) + 1 + strlen(next_cab) + 1;
 365         if (length > 256)
 366         {
 367             WARN("Cannot update next cabinet filename with a string size %u > 256\n", length);
 368             msi_free(next_cab);
 369             goto done;
 370         }
 371         else
 372         {
 373             strcat(pfdin->psz3, "\\");
 374             strcat(pfdin->psz3, next_cab);
 375         }
 376         /* Path psz3 and cabinet psz1 are concatenated by FDI so just reset psz1 */
 377         *pfdin->psz1 = 0;
 378         msi_free(next_cab);
 379     }
 380
 381     if (!(cabinet_file = get_cabinet_filename(mi)))
 382         goto done;
 383
 384     TRACE("Searching for %s\n", debugstr_w(cabinet_file));
 385
 386     res = 0;
 387     if (GetFileAttributesW(cabinet_file) == INVALID_FILE_ATTRIBUTES)
 388     {
 389         if (msi_change_media(data->package, mi) != ERROR_SUCCESS)
 390             res = -1;
 391     }
 392
 393 done:
 394     msi_free(cab);
 395     msi_free(cabinet_file);
 396     return res;
 397 }
 398
 399 static INT_PTR cabinet_next_cabinet_stream( FDINOTIFICATIONTYPE fdint,
 400                                             PFDINOTIFICATION pfdin )
 401 {
 402     MSICABDATA *data = pfdin->pv;
 403     MSIMEDIAINFO *mi = data->mi;
 404     UINT rc;
 405
 406     msi_free( mi->disk_prompt );
 407     msi_free( mi->cabinet );
 408     msi_free( mi->volume_label );
 409     mi->disk_prompt = NULL;
 410     mi->cabinet = NULL;
 411     mi->volume_label = NULL;
 412
 413     mi->disk_id++;
 414     mi->is_continuous = TRUE;
 415
 416     rc = msi_media_get_disk_info( data->package, mi );
 417     if (rc != ERROR_SUCCESS)
 418     {
 419         ERR("Failed to get next cabinet information: %u\n", rc);
 420         return -1;
 421     }
 422     package_disk.id = mi->disk_id;
 423
 424     TRACE("next cabinet is %s disk id %u\n", debugstr_w(mi->cabinet), mi->disk_id);
 425     return 0;
 426 }
 427
 428 static INT_PTR cabinet_copy_file(FDINOTIFICATIONTYPE fdint,
 429                                  PFDINOTIFICATION pfdin)
 430 {
 431     MSICABDATA *data = pfdin->pv;
 432     HANDLE handle = 0;
 433     LPWSTR path = NULL;
 434     DWORD attrs;
 435
 436     data->curfile = strdupAtoW(pfdin->psz1);
 437     if (!data->cb(data->package, data->curfile, MSICABEXTRACT_BEGINEXTRACT, &path,
 438                   &attrs, data->user))
 439     {
 440         /* We're not extracting this file, so free the filename. */
 441         msi_free(data->curfile);
 442         data->curfile = NULL;
 443         goto done;
 444     }
 445
 446     TRACE("extracting %s -> %s\n", debugstr_w(data->curfile), debugstr_w(path));
 447
 448     attrs = attrs & (FILE_ATTRIBUTE_READONLY|FILE_ATTRIBUTE_HIDDEN|FILE_ATTRIBUTE_SYSTEM);
 449     if (!attrs) attrs = FILE_ATTRIBUTE_NORMAL;
 450
 451     handle = CreateFileW(path, GENERIC_READ | GENERIC_WRITE, 0,
 452                          NULL, CREATE_ALWAYS, attrs, NULL);
 453     if (handle == INVALID_HANDLE_VALUE)
 454     {
 455         DWORD err = GetLastError();
 456         DWORD attrs2 = GetFileAttributesW(path);
 457
 458         if (attrs2 == INVALID_FILE_ATTRIBUTES)
 459         {
 460             ERR("failed to create %s (error %d)\n", debugstr_w(path), err);
 461             goto done;
 462         }
 463         else if (err == ERROR_ACCESS_DENIED && (attrs2 & FILE_ATTRIBUTE_READONLY))
 464         {
 465             TRACE("removing read-only attribute on %s\n", debugstr_w(path));
 466             SetFileAttributesW( path, attrs2 & ~FILE_ATTRIBUTE_READONLY );
 467             handle = CreateFileW(path, GENERIC_READ | GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, attrs2, NULL);
 468
 469             if (handle != INVALID_HANDLE_VALUE) goto done;
 470             err = GetLastError();
 471         }
 472         if (err == ERROR_SHARING_VIOLATION || err == ERROR_USER_MAPPED_FILE)
 473         {
 474             WCHAR *tmpfileW, *tmppathW, *p;
 475             DWORD len;
 476
 477             TRACE("file in use, scheduling rename operation\n");
 478
 479             if (!(tmppathW = strdupW( path ))) return ERROR_OUTOFMEMORY;
 480             if ((p = strrchrW(tmppathW, '\\'))) *p = 0;
 481             len = strlenW( tmppathW ) + 16;
 482             if (!(tmpfileW = msi_alloc(len * sizeof(WCHAR))))
 483             {
 484                 msi_free( tmppathW );
 485                 return ERROR_OUTOFMEMORY;
 486             }
 487             if (!GetTempFileNameW(tmppathW, szMsi, 0, tmpfileW)) tmpfileW[0] = 0;
 488             msi_free( tmppathW );
 489
 490             handle = CreateFileW(tmpfileW, GENERIC_READ | GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, attrs, NULL);
 491
 492             if (handle != INVALID_HANDLE_VALUE &&
 493                 MoveFileExW(path, NULL, MOVEFILE_DELAY_UNTIL_REBOOT) &&
 494                 MoveFileExW(tmpfileW, path, MOVEFILE_DELAY_UNTIL_REBOOT))
 495             {
 496                 data->package->need_reboot_at_end = 1;
 497             }
 498             else
 499             {
 500                 WARN("failed to schedule rename operation %s (error %d)\n", debugstr_w(path), GetLastError());
 501                 DeleteFileW( tmpfileW );
 502             }
 503             msi_free(tmpfileW);
 504         }
 505         else
 506             WARN("failed to create %s (error %d)\n", debugstr_w(path), err);
 507     }
 508
 509 done:
 510     msi_free(path);
 511
 512     return (INT_PTR)handle;
 513 }
 514
 515 static INT_PTR cabinet_close_file_info(FDINOTIFICATIONTYPE fdint,
 516                                        PFDINOTIFICATION pfdin)
 517 {
 518     MSICABDATA *data = pfdin->pv;
 519     FILETIME ft;
 520     FILETIME ftLocal;
 521     HANDLE handle = (HANDLE)pfdin->hf;
 522
 523     data->mi->is_continuous = FALSE;
 524
 525     if (!DosDateTimeToFileTime(pfdin->date, pfdin->time, &ft))
 526         return -1;
 527     if (!LocalFileTimeToFileTime(&ft, &ftLocal))
 528         return -1;
 529     if (!SetFileTime(handle, &ftLocal, 0, &ftLocal))
 530         return -1;
 531
 532     CloseHandle(handle);
 533
 534     data->cb(data->package, data->curfile, MSICABEXTRACT_FILEEXTRACTED, NULL, NULL,
 535              data->user);
 536
 537     msi_free(data->curfile);
 538     data->curfile = NULL;
 539
 540     return 1;
 541 }
 542
 543 static INT_PTR CDECL cabinet_notify(FDINOTIFICATIONTYPE fdint, PFDINOTIFICATION pfdin)
 544 {
 545     switch (fdint)
 546     {
 547     case fdintPARTIAL_FILE:
 548         return cabinet_partial_file(fdint, pfdin);
 549
 550     case fdintNEXT_CABINET:
 551         return cabinet_next_cabinet(fdint, pfdin);
 552
 553     case fdintCOPY_FILE:
 554         return cabinet_copy_file(fdint, pfdin);
 555
 556     case fdintCLOSE_FILE_INFO:
 557         return cabinet_close_file_info(fdint, pfdin);
 558
 559     default:
 560         return 0;
 561     }
 562 }
 563
 564 static INT_PTR CDECL cabinet_notify_stream( FDINOTIFICATIONTYPE fdint, PFDINOTIFICATION pfdin )
 565 {
 566     switch (fdint)
 567     {
 568     case fdintPARTIAL_FILE:
 569         return cabinet_partial_file( fdint, pfdin );
 570
 571     case fdintNEXT_CABINET:
 572         return cabinet_next_cabinet_stream( fdint, pfdin );
 573
 574     case fdintCOPY_FILE:
 575         return cabinet_copy_file( fdint, pfdin );
 576
 577     case fdintCLOSE_FILE_INFO:
 578         return cabinet_close_file_info( fdint, pfdin );
 579
 580     case fdintCABINET_INFO:
 581         return 0;
 582
 583     default:
 584         ERR("Unexpected notification %d\n", fdint);
 585         return 0;
 586     }
 587 }
 588
 589 static BOOL extract_cabinet( MSIPACKAGE* package, MSIMEDIAINFO *mi, LPVOID data )
 590 {
 591     LPSTR cabinet, cab_path = NULL;
 592     HFDI hfdi;
 593     ERF erf;
 594     BOOL ret = FALSE;
 595
 596     TRACE("extracting %s disk id %u\n", debugstr_w(mi->cabinet), mi->disk_id);
 597
 598     hfdi = FDICreate( cabinet_alloc, cabinet_free, cabinet_open, cabinet_read,
 599                       cabinet_write, cabinet_close, cabinet_seek, 0, &erf );
 600     if (!hfdi)
 601     {
 602         ERR("FDICreate failed\n");
 603         return FALSE;
 604     }
 605
 606     cabinet = strdupWtoA( mi->cabinet );
 607     if (!cabinet)
 608         goto done;
 609
 610     cab_path = strdupWtoA( mi->sourcedir );
 611     if (!cab_path)
 612         goto done;
 613
 614     ret = FDICopy( hfdi, cabinet, cab_path, 0, cabinet_notify, NULL, data );
 615     if (!ret)
 616         ERR("FDICopy failed\n");
 617
 618 done:
 619     FDIDestroy( hfdi );
 620     msi_free(cabinet );
 621     msi_free( cab_path );
 622
 623     if (ret)
 624         mi->is_extracted = TRUE;
 625
 626     return ret;
 627 }
 628
 629 static BOOL extract_cabinet_stream( MSIPACKAGE *package, MSIMEDIAINFO *mi, LPVOID data )
 630 {
 631     static char filename[] = {'<','S','T','R','E','A','M','>',0};
 632     HFDI hfdi;
 633     ERF erf;
 634     BOOL ret = FALSE;
 635
 636     TRACE("extracting %s disk id %u\n", debugstr_w(mi->cabinet), mi->disk_id);
 637
 638     hfdi = FDICreate( cabinet_alloc, cabinet_free, cabinet_open_stream, cabinet_read_stream,
 639                       cabinet_write, cabinet_close_stream, cabinet_seek_stream, 0, &erf );
 640     if (!hfdi)
 641     {
 642         ERR("FDICreate failed\n");
 643         return FALSE;
 644     }
 645
 646     package_disk.package = package;
 647     package_disk.id      = mi->disk_id;
 648
 649     ret = FDICopy( hfdi, filename, NULL, 0, cabinet_notify_stream, NULL, data );
 650     if (!ret) ERR("FDICopy failed\n");
 651
 652     FDIDestroy( hfdi );
 653     if (ret) mi->is_extracted = TRUE;
 654     return ret;
 655 }
 656
 657 /***********************************************************************
 658  *            msi_cabextract
 659  *
 660  * Extract files from a cabinet file or stream.
 661  */
 662 BOOL msi_cabextract(MSIPACKAGE* package, MSIMEDIAINFO *mi, LPVOID data)
 663 {
 664     if (mi->cabinet[0] == '#')
 665     {
 666         return extract_cabinet_stream( package, mi, data );
 667     }
 668     return extract_cabinet( package, mi, data );
 669 }
 670
 671 void msi_free_media_info(MSIMEDIAINFO *mi)
 672 {
 673     msi_free(mi->disk_prompt);
 674     msi_free(mi->cabinet);
 675     msi_free(mi->volume_label);
 676     msi_free(mi->first_volume);
 677     msi_free(mi);
 678 }
 679
 680 static UINT get_drive_type(const WCHAR *path)
 681 {
 682     WCHAR root[MAX_PATH + 1];
 683
 684     strcpyW(root, path);
 685     PathStripToRootW(root);
 686     PathAddBackslashW(root);
 687
 688     return GetDriveTypeW(root);
 689 }
 690
 691 UINT msi_load_media_info(MSIPACKAGE *package, UINT Sequence, MSIMEDIAINFO *mi)
 692 {
 693     static const WCHAR query[] = {
 694         'S','E','L','E','C','T',' ','*',' ','F','R','O','M',' ','`','M','e','d','i','a','`',' ',
 695         'W','H','E','R','E',' ','`','L','a','s','t','S','e','q','u','e','n','c','e','`',' ',
 696         '>','=',' ','%','i',' ','O','R','D','E','R',' ','B','Y',' ','`','D','i','s','k','I','d','`',0};
 697     MSIRECORD *row;
 698     LPWSTR source_dir, source;
 699     DWORD options;
 700
 701     if (Sequence <= mi->last_sequence) /* already loaded */
 702         return ERROR_SUCCESS;
 703
 704     row = MSI_QueryGetRecord(package->db, query, Sequence);
 705     if (!row)
 706     {
 707         TRACE("Unable to query row\n");
 708         return ERROR_FUNCTION_FAILED;
 709     }
 710
 711     mi->is_extracted = FALSE;
 712     mi->disk_id = MSI_RecordGetInteger(row, 1);
 713     mi->last_sequence = MSI_RecordGetInteger(row, 2);
 714     msi_free(mi->disk_prompt);
 715     mi->disk_prompt = strdupW(MSI_RecordGetString(row, 3));
 716     msi_free(mi->cabinet);
 717     mi->cabinet = strdupW(MSI_RecordGetString(row, 4));
 718     msi_free(mi->volume_label);
 719     mi->volume_label = strdupW(MSI_RecordGetString(row, 5));
 720     msiobj_release(&row->hdr);
 721
 722     if (!mi->first_volume)
 723         mi->first_volume = strdupW(mi->volume_label);
 724
 725     msi_set_sourcedir_props(package, FALSE);
 726     source_dir = msi_dup_property(package->db, szSourceDir);
 727     lstrcpyW(mi->sourcedir, source_dir);
 728     PathAddBackslashW(mi->sourcedir);
 729     mi->type = get_drive_type(source_dir);
 730
 731     options = MSICODE_PRODUCT;
 732     if (mi->type == DRIVE_CDROM || mi->type == DRIVE_REMOVABLE)
 733     {
 734         source = source_dir;
 735         options |= MSISOURCETYPE_MEDIA;
 736     }
 737     else if (package->BaseURL && UrlIsW(package->BaseURL, URLIS_URL))
 738     {
 739         source = package->BaseURL;
 740         options |= MSISOURCETYPE_URL;
 741     }
 742     else
 743     {
 744         source = mi->sourcedir;
 745         options |= MSISOURCETYPE_NETWORK;
 746     }
 747
 748     msi_package_add_media_disk(package, package->Context,
 749                                MSICODE_PRODUCT, mi->disk_id,
 750                                mi->volume_label, mi->disk_prompt);
 751
 752     msi_package_add_info(package, package->Context,
 753                          options, INSTALLPROPERTY_LASTUSEDSOURCEW, source);
 754
 755     msi_free(source_dir);
 756     TRACE("sequence %u -> cabinet %s disk id %u\n", Sequence, debugstr_w(mi->cabinet), mi->disk_id);
 757     return ERROR_SUCCESS;
 758 }
 759
 760 /* FIXME: search URL sources as well */
 761 static UINT find_published_source(MSIPACKAGE *package, MSIMEDIAINFO *mi)
 762 {
 763     WCHAR source[MAX_PATH];
 764     WCHAR volume[MAX_PATH];
 765     WCHAR prompt[MAX_PATH];
 766     DWORD volumesz, promptsz;
 767     DWORD index, size, id;
 768     WCHAR last_type[2];
 769     UINT r;
 770
 771     size = 2;
 772     r = MsiSourceListGetInfoW(package->ProductCode, NULL,
 773                               package->Context, MSICODE_PRODUCT,
 774                               INSTALLPROPERTY_LASTUSEDTYPEW, last_type, &size);
 775     if (r != ERROR_SUCCESS)
 776         return r;
 777
 778     size = MAX_PATH;
 779     r = MsiSourceListGetInfoW(package->ProductCode, NULL,
 780                               package->Context, MSICODE_PRODUCT,
 781                               INSTALLPROPERTY_LASTUSEDSOURCEW, source, &size);
 782     if (r != ERROR_SUCCESS)
 783         return r;
 784
 785     if (last_type[0] == 'n')
 786     {
 787         WCHAR cabinet_file[MAX_PATH];
 788         BOOL check_all = FALSE;
 789
 790         while(TRUE)
 791         {
 792             index = 0;
 793             volumesz = MAX_PATH;
 794             while (MsiSourceListEnumSourcesW(package->ProductCode, NULL,
 795                                              package->Context,
 796                                              MSISOURCETYPE_NETWORK, index++,
 797                                              volume, &volumesz) == ERROR_SUCCESS)
 798             {
 799                 if (check_all || !strncmpiW(source, volume, strlenW(source)))
 800                 {
 801                     lstrcpyW(cabinet_file, volume);
 802                     PathAddBackslashW(cabinet_file);
 803                     lstrcatW(cabinet_file, mi->cabinet);
 804
 805                     if (GetFileAttributesW(cabinet_file) == INVALID_FILE_ATTRIBUTES)
 806                     {
 807                         volumesz = MAX_PATH;
 808                         if(!check_all)
 809                             break;
 810                         continue;
 811                     }
 812
 813                     lstrcpyW(mi->sourcedir, volume);
 814                     PathAddBackslashW(mi->sourcedir);
 815                     TRACE("Found network source %s\n", debugstr_w(mi->sourcedir));
 816                     return ERROR_SUCCESS;
 817                 }
 818             }
 819
 820             if (!check_all)
 821                 check_all = TRUE;
 822             else
 823                 break;
 824         }
 825     }
 826
 827     index = 0;
 828     volumesz = MAX_PATH;
 829     promptsz = MAX_PATH;
 830     while (MsiSourceListEnumMediaDisksW(package->ProductCode, NULL,
 831                                         package->Context,
 832                                         MSICODE_PRODUCT, index++, &id,
 833                                         volume, &volumesz, prompt, &promptsz) == ERROR_SUCCESS)
 834     {
 835         mi->disk_id = id;
 836         msi_free( mi->volume_label );
 837         if (!(mi->volume_label = msi_alloc( ++volumesz * sizeof(WCHAR) ))) return ERROR_OUTOFMEMORY;
 838         strcpyW( mi->volume_label, volume );
 839
 840         msi_free( mi->disk_prompt );
 841         if (!(mi->disk_prompt = msi_alloc( ++promptsz * sizeof(WCHAR) ))) return ERROR_OUTOFMEMORY;
 842         strcpyW( mi->disk_prompt, prompt );
 843
 844         if (source_matches_volume(mi, source))
 845         {
 846             /* FIXME: what about SourceDir */
 847             lstrcpyW(mi->sourcedir, source);
 848             PathAddBackslashW(mi->sourcedir);
 849             TRACE("Found disk source %s\n", debugstr_w(mi->sourcedir));
 850             return ERROR_SUCCESS;
 851         }
 852     }
 853
 854     return ERROR_FUNCTION_FAILED;
 855 }
 856
 857 UINT ready_media( MSIPACKAGE *package, BOOL compressed, MSIMEDIAINFO *mi )
 858 {
 859     UINT rc;
 860     WCHAR *cabinet_file = NULL;
 861
 862     /* media info for continuous cabinet is already loaded */
 863     if (mi->is_continuous) return ERROR_SUCCESS;
 864
 865     if (mi->cabinet)
 866     {
 867         /* cabinet is internal, no checks needed */
 868         if (mi->cabinet[0] == '#') return ERROR_SUCCESS;
 869
 870         if (!(cabinet_file = get_cabinet_filename( mi ))) return ERROR_OUTOFMEMORY;
 871
 872         /* package should be downloaded */
 873         if (compressed && GetFileAttributesW( cabinet_file ) == INVALID_FILE_ATTRIBUTES &&
 874             package->BaseURL && UrlIsW( package->BaseURL, URLIS_URL ))
 875         {
 876             WCHAR temppath[MAX_PATH], *p;
 877
 878             if ((rc = msi_download_file( cabinet_file, temppath )) != ERROR_SUCCESS)
 879             {
 880                 ERR("failed to download %s (%u)\n", debugstr_w(cabinet_file), rc);
 881                 msi_free( cabinet_file );
 882                 return rc;
 883             }
 884             if ((p = strrchrW( temppath, '\\' ))) *p = 0;
 885             strcpyW( mi->sourcedir, temppath );
 886             PathAddBackslashW( mi->sourcedir );
 887             msi_free( mi->cabinet );
 888             mi->cabinet = strdupW( p + 1 );
 889             msi_free( cabinet_file );
 890             return ERROR_SUCCESS;
 891         }
 892     }
 893     /* check volume matches, change media if not */
 894     if (mi->volume_label && mi->disk_id > 1 && strcmpW( mi->first_volume, mi->volume_label ))
 895     {
 896         WCHAR *source = msi_dup_property( package->db, szSourceDir );
 897         BOOL match = source_matches_volume( mi, source );
 898         msi_free( source );
 899
 900         if (!match && (mi->type == DRIVE_CDROM || mi->type == DRIVE_REMOVABLE))
 901         {
 902             if ((rc = msi_change_media( package, mi )) != ERROR_SUCCESS)
 903             {
 904                 msi_free( cabinet_file );
 905                 return rc;
 906             }
 907         }
 908     }
 909     if (mi->cabinet)
 910     {
 911         if (compressed && GetFileAttributesW( cabinet_file ) == INVALID_FILE_ATTRIBUTES)
 912         {
 913             if ((rc = find_published_source( package, mi )) != ERROR_SUCCESS)
 914             {
 915                 ERR("cabinet not found: %s\n", debugstr_w(cabinet_file));
 916                 msi_free( cabinet_file );
 917                 return ERROR_INSTALL_FAILURE;
 918             }
 919         }
 920     }
 921     msi_free( cabinet_file );
 922     return ERROR_SUCCESS;
 923 }
 924
 925 UINT msi_add_cabinet_stream( MSIPACKAGE *package, UINT disk_id, IStorage *storage, const WCHAR *name )
 926 {
 927     MSICABINETSTREAM *cab, *item;
 928
 929     TRACE("%p, %u, %p, %s\n", package, disk_id, storage, debugstr_w(name));
 930
 931     LIST_FOR_EACH_ENTRY( item, &package->cabinet_streams, MSICABINETSTREAM, entry )
 932     {
 933         if (item->disk_id == disk_id)
 934         {
 935             TRACE("duplicate disk id %u\n", disk_id);
 936             return ERROR_FUNCTION_FAILED;
 937         }
 938     }
 939     if (!(cab = msi_alloc( sizeof(*cab) ))) return ERROR_OUTOFMEMORY;
 940     if (!(cab->stream = msi_alloc( (strlenW( name ) + 1) * sizeof(WCHAR ) )))
 941     {
 942         msi_free( cab );
 943         return ERROR_OUTOFMEMORY;
 944     }
 945     strcpyW( cab->stream, name );
 946     cab->disk_id = disk_id;
 947     cab->storage = storage;
 948     IStorage_AddRef( storage );
 949     list_add_tail( &package->cabinet_streams, &cab->entry );
 950
 951     return ERROR_SUCCESS;
 952 }