dlls/msi/database.c

   1 /*
   2  * Implementation of the Microsoft Installer (msi.dll)
   3  *
   4  * Copyright 2002,2003,2004,2005 Mike McCormack for CodeWeavers
   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 #define NONAMELESSUNION
  25
  26 #include "windef.h"
  27 #include "winbase.h"
  28 #include "winreg.h"
  29 #include "winnls.h"
  30 #include "wine/debug.h"
  31 #include "wine/unicode.h"
  32 #include "msi.h"
  33 #include "msiquery.h"
  34 #include "msipriv.h"
  35 #include "objidl.h"
  36 #include "objbase.h"
  37 #include "msiserver.h"
  38
  39 #include "initguid.h"
  40
  41 WINE_DEFAULT_DEBUG_CHANNEL(msi);
  42
  43 DEFINE_GUID( CLSID_MsiDatabase, 0x000c1084, 0x0000, 0x0000,
  44              0xc0,0x00,0x00,0x00,0x00,0x00,0x00,0x46);
  45 DEFINE_GUID( CLSID_MsiPatch, 0x000c1086, 0x0000, 0x0000,
  46              0xc0,0x00,0x00,0x00,0x00,0x00,0x00,0x46);
  47
  48 /*
  49  *  .MSI  file format
  50  *
  51  *  An .msi file is a structured storage file.
  52  *  It contains a number of streams.
  53  *  A stream for each table in the database.
  54  *  Two streams for the string table in the database.
  55  *  Any binary data in a table is a reference to a stream.
  56  */
  57
  58 static VOID MSI_CloseDatabase( MSIOBJECTHDR *arg )
  59 {
  60     MSIDATABASE *db = (MSIDATABASE *) arg;
  61
  62     msi_free(db->path);
  63     free_cached_tables( db );
  64     msi_free_transforms( db );
  65     msi_destroy_stringtable( db->strings );
  66     IStorage_Release( db->storage );
  67     if (db->deletefile)
  68     {
  69         DeleteFileW( db->deletefile );
  70         msi_free( db->deletefile );
  71     }
  72 }
  73
  74 UINT MSI_OpenDatabaseW(LPCWSTR szDBPath, LPCWSTR szPersist, MSIDATABASE **pdb)
  75 {
  76     IStorage *stg = NULL;
  77     HRESULT r;
  78     MSIDATABASE *db = NULL;
  79     UINT ret = ERROR_FUNCTION_FAILED;
  80     LPCWSTR szMode, save_path;
  81     STATSTG stat;
  82     BOOL created = FALSE;
  83     WCHAR path[MAX_PATH];
  84
  85     static const WCHAR backslash[] = {'\\',0};
  86     static WCHAR szTables[]  = { '_','T','a','b','l','e','s',0 };
  87
  88     TRACE("%s %s\n",debugstr_w(szDBPath),debugstr_w(szPersist) );
  89
  90     if( !pdb )
  91         return ERROR_INVALID_PARAMETER;
  92
  93     save_path = szDBPath;
  94     szMode = szPersist;
  95     if( HIWORD( szPersist ) )
  96     {
  97         if (!CopyFileW( szDBPath, szPersist, FALSE ))
  98             return ERROR_OPEN_FAILED;
  99
 100         szDBPath = szPersist;
 101         szPersist = MSIDBOPEN_TRANSACT;
 102         created = TRUE;
 103     }
 104
 105     if( szPersist == MSIDBOPEN_READONLY )
 106     {
 107         r = StgOpenStorage( szDBPath, NULL,
 108               STGM_DIRECT|STGM_READ|STGM_SHARE_DENY_WRITE, NULL, 0, &stg);
 109     }
 110     else if( szPersist == MSIDBOPEN_CREATE || szPersist == MSIDBOPEN_CREATEDIRECT )
 111     {
 112         /* FIXME: MSIDBOPEN_CREATE should case STGM_TRANSACTED flag to be
 113          * used here: */
 114         r = StgCreateDocfile( szDBPath,
 115               STGM_CREATE|STGM_DIRECT|STGM_READWRITE|STGM_SHARE_EXCLUSIVE, 0, &stg);
 116         if( r == ERROR_SUCCESS )
 117         {
 118             IStorage_SetClass( stg, &CLSID_MsiDatabase );
 119             /* create the _Tables stream */
 120             r = write_stream_data(stg, szTables, NULL, 0, TRUE);
 121             if (!FAILED(r))
 122                 r = msi_init_string_table( stg );
 123         }
 124         created = TRUE;
 125     }
 126     else if( szPersist == MSIDBOPEN_TRANSACT )
 127     {
 128         /* FIXME: MSIDBOPEN_TRANSACT should case STGM_TRANSACTED flag to be
 129          * used here: */
 130         r = StgOpenStorage( szDBPath, NULL,
 131               STGM_DIRECT|STGM_READWRITE|STGM_SHARE_EXCLUSIVE, NULL, 0, &stg);
 132     }
 133     else if( szPersist == MSIDBOPEN_DIRECT )
 134     {
 135         r = StgOpenStorage( szDBPath, NULL,
 136               STGM_DIRECT|STGM_READWRITE|STGM_SHARE_EXCLUSIVE, NULL, 0, &stg);
 137     }
 138     else
 139     {
 140         ERR("unknown flag %p\n",szPersist);
 141         return ERROR_INVALID_PARAMETER;
 142     }
 143
 144     if( FAILED( r ) || !stg )
 145     {
 146         FIXME("open failed r = %08x for %s\n", r, debugstr_w(szDBPath));
 147         return ERROR_FUNCTION_FAILED;
 148     }
 149
 150     r = IStorage_Stat( stg, &stat, STATFLAG_NONAME );
 151     if( FAILED( r ) )
 152     {
 153         FIXME("Failed to stat storage\n");
 154         goto end;
 155     }
 156
 157     if ( !IsEqualGUID( &stat.clsid, &CLSID_MsiDatabase ) &&
 158          !IsEqualGUID( &stat.clsid, &CLSID_MsiPatch ) )
 159     {
 160         ERR("storage GUID is not a MSI database GUID %s\n",
 161              debugstr_guid(&stat.clsid) );
 162         goto end;
 163     }
 164
 165     db = alloc_msiobject( MSIHANDLETYPE_DATABASE, sizeof (MSIDATABASE),
 166                               MSI_CloseDatabase );
 167     if( !db )
 168     {
 169         FIXME("Failed to allocate a handle\n");
 170         goto end;
 171     }
 172
 173     if (!strchrW( save_path, '\\' ))
 174     {
 175         GetCurrentDirectoryW( MAX_PATH, path );
 176         lstrcatW( path, backslash );
 177         lstrcatW( path, save_path );
 178     }
 179     else
 180         lstrcpyW( path, save_path );
 181
 182     db->path = strdupW( path );
 183
 184     if( TRACE_ON( msi ) )
 185         enum_stream_names( stg );
 186
 187     db->storage = stg;
 188     db->mode = szMode;
 189     if (created)
 190         db->deletefile = strdupW( szDBPath );
 191     else
 192         db->deletefile = NULL;
 193     list_init( &db->tables );
 194     list_init( &db->transforms );
 195
 196     db->strings = msi_load_string_table( stg, &db->bytes_per_strref );
 197     if( !db->strings )
 198         goto end;
 199
 200     msi_table_set_strref( db->bytes_per_strref );
 201     ret = ERROR_SUCCESS;
 202
 203     msiobj_addref( &db->hdr );
 204     IStorage_AddRef( stg );
 205     *pdb = db;
 206
 207 end:
 208     if( db )
 209         msiobj_release( &db->hdr );
 210     if( stg )
 211         IStorage_Release( stg );
 212
 213     return ret;
 214 }
 215
 216 UINT WINAPI MsiOpenDatabaseW(LPCWSTR szDBPath, LPCWSTR szPersist, MSIHANDLE *phDB)
 217 {
 218     MSIDATABASE *db;
 219     UINT ret;
 220
 221     TRACE("%s %s %p\n",debugstr_w(szDBPath),debugstr_w(szPersist), phDB);
 222
 223     ret = MSI_OpenDatabaseW( szDBPath, szPersist, &db );
 224     if( ret == ERROR_SUCCESS )
 225     {
 226         *phDB = alloc_msihandle( &db->hdr );
 227         if (! *phDB)
 228             ret = ERROR_NOT_ENOUGH_MEMORY;
 229         msiobj_release( &db->hdr );
 230     }
 231
 232     return ret;
 233 }
 234
 235 UINT WINAPI MsiOpenDatabaseA(LPCSTR szDBPath, LPCSTR szPersist, MSIHANDLE *phDB)
 236 {
 237     HRESULT r = ERROR_FUNCTION_FAILED;
 238     LPWSTR szwDBPath = NULL, szwPersist = NULL;
 239
 240     TRACE("%s %s %p\n", debugstr_a(szDBPath), debugstr_a(szPersist), phDB);
 241
 242     if( szDBPath )
 243     {
 244         szwDBPath = strdupAtoW( szDBPath );
 245         if( !szwDBPath )
 246             goto end;
 247     }
 248
 249     if( HIWORD(szPersist) )
 250     {
 251         szwPersist = strdupAtoW( szPersist );
 252         if( !szwPersist )
 253             goto end;
 254     }
 255     else
 256         szwPersist = (LPWSTR)(DWORD_PTR)szPersist;
 257
 258     r = MsiOpenDatabaseW( szwDBPath, szwPersist, phDB );
 259
 260 end:
 261     if( HIWORD(szPersist) )
 262         msi_free( szwPersist );
 263     msi_free( szwDBPath );
 264
 265     return r;
 266 }
 267
 268 static LPWSTR msi_read_text_archive(LPCWSTR path)
 269 {
 270     HANDLE file;
 271     LPSTR data = NULL;
 272     LPWSTR wdata = NULL;
 273     DWORD read, size = 0;
 274
 275     file = CreateFileW( path, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, NULL );
 276     if (file == INVALID_HANDLE_VALUE)
 277         return NULL;
 278
 279     size = GetFileSize( file, NULL );
 280     data = msi_alloc( size + 1 );
 281     if (!data)
 282         goto done;
 283
 284     if (!ReadFile( file, data, size, &read, NULL ))
 285         goto done;
 286
 287     data[size] = '\0';
 288     wdata = strdupAtoW( data );
 289
 290 done:
 291     CloseHandle( file );
 292     msi_free( data );
 293     return wdata;
 294 }
 295
 296 static void msi_parse_line(LPWSTR *line, LPWSTR **entries, DWORD *num_entries)
 297 {
 298     LPWSTR ptr = *line, save;
 299     DWORD i, count = 1;
 300
 301     *entries = NULL;
 302
 303     /* stay on this line */
 304     while (*ptr && *ptr != '\n')
 305     {
 306         /* entries are separated by tabs */
 307         if (*ptr == '\t')
 308             count++;
 309
 310         ptr++;
 311     }
 312
 313     *entries = msi_alloc(count * sizeof(LPWSTR));
 314     if (!*entries)
 315         return;
 316
 317     /* store pointers into the data */
 318     for (i = 0, ptr = *line; i < count; i++)
 319     {
 320         save = ptr;
 321
 322         while (*ptr && *ptr != '\t' && *ptr != '\n') ptr++;
 323
 324         /* NULL-separate the data */
 325         if (*ptr)
 326             *ptr++ = '\0';
 327
 328         (*entries)[i] = save;
 329     }
 330
 331     /* move to the next line if there's more, else EOF */
 332     *line = ptr;
 333
 334     if (num_entries)
 335         *num_entries = count;
 336 }
 337
 338 static LPWSTR msi_build_createsql_prelude(LPWSTR table)
 339 {
 340     LPWSTR prelude;
 341     DWORD size;
 342
 343     static const WCHAR create_fmt[] = {'C','R','E','A','T','E',' ','T','A','B','L','E',' ','`','%','s','`',' ','(',' ',0};
 344
 345     size = sizeof(create_fmt) + lstrlenW(table) - 2;
 346     prelude = msi_alloc(size * sizeof(WCHAR));
 347     if (!prelude)
 348         return NULL;
 349
 350     sprintfW(prelude, create_fmt, table);
 351     return prelude;
 352 }
 353
 354 static LPWSTR msi_build_createsql_columns(LPWSTR *columns_data, LPWSTR *types, DWORD num_columns)
 355 {
 356     LPWSTR columns, p;
 357     LPCWSTR type;
 358     DWORD sql_size = 1, i, len;
 359     WCHAR expanded[128], *ptr;
 360     WCHAR size[10], comma[2], extra[30];
 361
 362     static const WCHAR column_fmt[] = {'`','%','s','`',' ','%','s','%','s','%','s','%','s',' ',0};
 363     static const WCHAR size_fmt[] = {'(','%','s',')',0};
 364     static const WCHAR type_char[] = {'C','H','A','R',0};
 365     static const WCHAR type_int[] = {'I','N','T',0};
 366     static const WCHAR type_long[] = {'L','O','N','G',0};
 367     static const WCHAR type_notnull[] = {' ','N','O','T',' ','N','U','L','L',0};
 368     static const WCHAR localizable[] = {' ','L','O','C','A','L','I','Z','A','B','L','E',0};
 369
 370     columns = msi_alloc_zero(sql_size * sizeof(WCHAR));
 371     if (!columns)
 372         return NULL;
 373
 374     for (i = 0; i < num_columns; i++)
 375     {
 376         type = NULL;
 377         comma[1] = size[0] = extra[0] = '\0';
 378
 379         if (i == num_columns - 1)
 380             comma[0] = '\0';
 381         else
 382             comma[0] = ',';
 383
 384         ptr = &types[i][1];
 385         len = atolW(ptr);
 386         extra[0] = '\0';
 387
 388         switch (types[i][0])
 389         {
 390             case 'l':
 391                 lstrcpyW(extra, type_notnull);
 392             case 'L':
 393                 lstrcatW(extra, localizable);
 394                 type = type_char;
 395                 sprintfW(size, size_fmt, ptr);
 396                 break;
 397             case 's':
 398                 lstrcpyW(extra, type_notnull);
 399             case 'S':
 400                 type = type_char;
 401                 sprintfW(size, size_fmt, ptr);
 402                 break;
 403             case 'i':
 404                 lstrcpyW(extra, type_notnull);
 405             case 'I':
 406                 if (len == 2)
 407                     type = type_int;
 408                 else
 409                     type = type_long;
 410                 break;
 411         }
 412
 413         sprintfW(expanded, column_fmt, columns_data[i], type, size, extra, comma);
 414         sql_size += lstrlenW(expanded);
 415
 416         p = msi_realloc(columns, sql_size * sizeof(WCHAR));
 417         if (!p)
 418         {
 419             msi_free(columns);
 420             return NULL;
 421         }
 422         columns = p;
 423
 424         lstrcatW(columns, expanded);
 425     }
 426
 427     return columns;
 428 }
 429
 430 static LPWSTR msi_build_createsql_postlude(LPWSTR *primary_keys, DWORD num_keys)
 431 {
 432     LPWSTR postlude, keys, ptr;
 433     DWORD size, key_size, i;
 434
 435     static const WCHAR key_fmt[] = {'`','%','s','`',',',' ',0};
 436     static const WCHAR postlude_fmt[] = {'P','R','I','M','A','R','Y',' ','K','E','Y',' ','%','s',')',0};
 437
 438     for (i = 0, size = 1; i < num_keys; i++)
 439         size += lstrlenW(key_fmt) + lstrlenW(primary_keys[i]) - 2;
 440
 441     keys = msi_alloc(size * sizeof(WCHAR));
 442     if (!keys)
 443         return NULL;
 444
 445     for (i = 0, ptr = keys; i < num_keys; i++)
 446     {
 447         key_size = lstrlenW(key_fmt) + lstrlenW(primary_keys[i]) -2;
 448         sprintfW(ptr, key_fmt, primary_keys[i]);
 449         ptr += key_size;
 450     }
 451
 452     /* remove final ', ' */
 453     *(ptr - 2) = '\0';
 454
 455     size = lstrlenW(postlude_fmt) + size - 1;
 456     postlude = msi_alloc(size * sizeof(WCHAR));
 457     if (!postlude)
 458         goto done;
 459
 460     sprintfW(postlude, postlude_fmt, keys);
 461
 462 done:
 463     msi_free(keys);
 464     return postlude;
 465 }
 466
 467 static UINT msi_add_table_to_db(MSIDATABASE *db, LPWSTR *columns, LPWSTR *types, LPWSTR *labels, DWORD num_labels, DWORD num_columns)
 468 {
 469     UINT r;
 470     DWORD size;
 471     MSIQUERY *view;
 472     LPWSTR create_sql;
 473     LPWSTR prelude, columns_sql, postlude;
 474
 475     prelude = msi_build_createsql_prelude(labels[0]);
 476     columns_sql = msi_build_createsql_columns(columns, types, num_columns);
 477     postlude = msi_build_createsql_postlude(labels + 1, num_labels - 1); /* skip over table name */
 478
 479     if (!prelude || !columns_sql || !postlude)
 480         return ERROR_OUTOFMEMORY;
 481
 482     size = lstrlenW(prelude) + lstrlenW(columns_sql) + lstrlenW(postlude) + 1;
 483     create_sql = msi_alloc(size * sizeof(WCHAR));
 484     if (!create_sql)
 485         return ERROR_OUTOFMEMORY;
 486
 487     lstrcpyW(create_sql, prelude);
 488     lstrcatW(create_sql, columns_sql);
 489     lstrcatW(create_sql, postlude);
 490
 491     msi_free(prelude);
 492     msi_free(columns_sql);
 493     msi_free(postlude);
 494
 495     r = MSI_DatabaseOpenViewW( db, create_sql, &view );
 496     msi_free(create_sql);
 497
 498     if (r != ERROR_SUCCESS)
 499         return r;
 500
 501     r = MSI_ViewExecute(view, NULL);
 502     MSI_ViewClose(view);
 503     msiobj_release(&view->hdr);
 504
 505     return r;
 506 }
 507
 508 static LPWSTR msi_build_insertsql_prelude(LPWSTR table)
 509 {
 510     LPWSTR prelude;
 511     DWORD size;
 512
 513     static const WCHAR insert_fmt[] = {'I','N','S','E','R','T',' ','I','N','T','O',' ','`','%','s','`',' ','(',' ',0};
 514
 515     size = sizeof(insert_fmt) + lstrlenW(table) - 2;
 516     prelude = msi_alloc(size * sizeof(WCHAR));
 517     if (!prelude)
 518         return NULL;
 519
 520     sprintfW(prelude, insert_fmt, table);
 521     return prelude;
 522 }
 523
 524 static LPWSTR msi_build_insertsql_columns(LPWSTR *columns_data, LPWSTR *types, DWORD num_columns)
 525 {
 526     LPWSTR columns, p;
 527     DWORD sql_size = 1, i;
 528     WCHAR expanded[128];
 529
 530     static const WCHAR column_fmt[] =  {'`','%','s','`',',',' ',0};
 531
 532     columns = msi_alloc_zero(sql_size * sizeof(WCHAR));
 533     if (!columns)
 534         return NULL;
 535
 536     for (i = 0; i < num_columns; i++)
 537     {
 538         sprintfW(expanded, column_fmt, columns_data[i]);
 539         sql_size += lstrlenW(expanded);
 540
 541         if (i == num_columns - 1)
 542         {
 543             sql_size -= 2;
 544             expanded[lstrlenW(expanded) - 2] = '\0';
 545         }
 546
 547         p = msi_realloc(columns, sql_size * sizeof(WCHAR));
 548         if (!p)
 549         {
 550             msi_free(columns);
 551             return NULL;
 552         }
 553         columns = p;
 554
 555         lstrcatW(columns, expanded);
 556     }
 557
 558     return columns;
 559 }
 560
 561 static LPWSTR msi_build_insertsql_data(LPWSTR **records, LPWSTR *types, DWORD num_columns, DWORD irec)
 562 {
 563     LPWSTR columns, temp_columns;
 564     DWORD sql_size = 1, i;
 565     WCHAR expanded[128];
 566
 567     static const WCHAR str_fmt[] = {'\'','%','s','\'',',',' ',0};
 568     static const WCHAR int_fmt[] = {'%','s',',',' ',0};
 569     static const WCHAR empty[] = {'\'','\'',',',' ',0};
 570
 571     columns = msi_alloc_zero(sql_size * sizeof(WCHAR));
 572     if (!columns)
 573         return NULL;
 574
 575     for (i = 0; i < num_columns; i++)
 576     {
 577         switch (types[i][0])
 578         {
 579             case 'L': case 'l': case 'S': case 's':
 580                 sprintfW(expanded, str_fmt, records[irec][i]);
 581                 break;
 582             case 'I': case 'i':
 583                 if (*records[0][i])
 584                     sprintfW(expanded, int_fmt, records[irec][i]);
 585                 else
 586                     lstrcpyW(expanded, empty);
 587                 break;
 588             default:
 589                 HeapFree( GetProcessHeap(), 0, columns );
 590                 return NULL;
 591         }
 592
 593         if (i == num_columns - 1)
 594             expanded[lstrlenW(expanded) - 2] = '\0';
 595
 596         sql_size += lstrlenW(expanded);
 597         temp_columns = msi_realloc(columns, sql_size * sizeof(WCHAR));
 598         if (!temp_columns)
 599         {
 600             HeapFree( GetProcessHeap(), 0, columns);
 601             return NULL;
 602         }
 603         columns = temp_columns;
 604
 605         lstrcatW(columns, expanded);
 606     }
 607
 608     return columns;
 609 }
 610
 611 static UINT msi_add_records_to_table(MSIDATABASE *db, LPWSTR *columns, LPWSTR *types,
 612                                      LPWSTR *labels, LPWSTR **records,
 613                                      int num_columns, int num_records)
 614 {
 615     MSIQUERY *view;
 616     LPWSTR insert_sql;
 617     DWORD size, i;
 618     UINT r = ERROR_SUCCESS;
 619
 620     static const WCHAR mid[] = {' ',')',' ','V','A','L','U','E','S',' ','(',' ',0};
 621     static const WCHAR end[] = {' ',')',0};
 622
 623     LPWSTR prelude = msi_build_insertsql_prelude(labels[0]);
 624     LPWSTR columns_sql = msi_build_insertsql_columns(columns, types, num_columns);
 625
 626     for (i = 0; i < num_records; i++)
 627     {
 628         LPWSTR data = msi_build_insertsql_data(records, types, num_columns, i);
 629
 630         size = lstrlenW(prelude) + lstrlenW(columns_sql) + sizeof(mid) + lstrlenW(data) + sizeof(end) - 1;
 631         insert_sql = msi_alloc(size * sizeof(WCHAR));
 632         if (!insert_sql)
 633             return ERROR_OUTOFMEMORY;
 634
 635         lstrcpyW(insert_sql, prelude);
 636         lstrcatW(insert_sql, columns_sql);
 637         lstrcatW(insert_sql, mid);
 638         lstrcatW(insert_sql, data);
 639         lstrcatW(insert_sql, end);
 640
 641         msi_free(data);
 642
 643         r = MSI_DatabaseOpenViewW( db, insert_sql, &view );
 644         msi_free(insert_sql);
 645
 646         if (r != ERROR_SUCCESS)
 647             goto done;
 648
 649         r = MSI_ViewExecute(view, NULL);
 650         MSI_ViewClose(view);
 651         msiobj_release(&view->hdr);
 652     }
 653
 654 done:
 655     msi_free(prelude);
 656     msi_free(columns_sql);
 657
 658     return r;
 659 }
 660
 661 UINT MSI_DatabaseImport(MSIDATABASE *db, LPCWSTR folder, LPCWSTR file)
 662 {
 663     UINT r;
 664     DWORD len, i;
 665     DWORD num_labels;
 666     DWORD num_columns, num_records = 0;
 667     LPWSTR *columns, *types, *labels;
 668     LPWSTR path, ptr, data;
 669     LPWSTR **records;
 670     LPWSTR **temp_records;
 671
 672     static const WCHAR backslash[] = {'\\',0};
 673
 674     TRACE("%p %s %s\n", db, debugstr_w(folder), debugstr_w(file) );
 675
 676     if( folder == NULL || file == NULL )
 677         return ERROR_INVALID_PARAMETER;
 678
 679     len = lstrlenW(folder) + lstrlenW(backslash) + lstrlenW(file) + 1;
 680     path = msi_alloc( len * sizeof(WCHAR) );
 681     if (!path)
 682         return ERROR_OUTOFMEMORY;
 683
 684     lstrcpyW( path, folder );
 685     lstrcatW( path, backslash );
 686     lstrcatW( path, file );
 687
 688     data = msi_read_text_archive( path );
 689
 690     ptr = data;
 691     msi_parse_line( &ptr, &columns, &num_columns );
 692     msi_parse_line( &ptr, &types, NULL );
 693     msi_parse_line( &ptr, &labels, &num_labels );
 694
 695     records = msi_alloc(sizeof(LPWSTR *));
 696     if (!records)
 697     {
 698         r = ERROR_OUTOFMEMORY;
 699         goto done;
 700     }
 701
 702     /* read in the table records */
 703     while (*ptr)
 704     {
 705         msi_parse_line( &ptr, &records[num_records], NULL );
 706
 707         num_records++;
 708         temp_records = msi_realloc(records, (num_records + 1) * sizeof(LPWSTR *));
 709         if (!temp_records)
 710         {
 711             r = ERROR_OUTOFMEMORY;
 712             goto done;
 713         }
 714         records = temp_records;
 715     }
 716
 717     r = msi_add_table_to_db( db, columns, types, labels, num_labels, num_columns );
 718     if (r != ERROR_SUCCESS)
 719         goto done;
 720
 721     r = msi_add_records_to_table( db, columns, types, labels, records, num_columns, num_records );
 722
 723 done:
 724     msi_free(path);
 725     msi_free(data);
 726     msi_free(columns);
 727     msi_free(types);
 728     msi_free(labels);
 729
 730     for (i = 0; i < num_records; i++)
 731         msi_free(records[i]);
 732
 733     msi_free(records);
 734
 735     return r;
 736 }
 737
 738 UINT WINAPI MsiDatabaseImportW(MSIHANDLE handle, LPCWSTR szFolder, LPCWSTR szFilename)
 739 {
 740     MSIDATABASE *db;
 741     UINT r;
 742
 743     TRACE("%lx %s %s\n",handle,debugstr_w(szFolder), debugstr_w(szFilename));
 744
 745     db = msihandle2msiinfo( handle, MSIHANDLETYPE_DATABASE );
 746     if( !db )
 747     {
 748         IWineMsiRemoteDatabase *remote_database;
 749
 750         remote_database = (IWineMsiRemoteDatabase *)msi_get_remote( handle );
 751         if ( !remote_database )
 752             return ERROR_INVALID_HANDLE;
 753
 754         IWineMsiRemoteDatabase_Release( remote_database );
 755         WARN("MsiDatabaseImport not allowed during a custom action!\n");
 756
 757         return ERROR_SUCCESS;
 758     }
 759
 760     r = MSI_DatabaseImport( db, szFolder, szFilename );
 761     msiobj_release( &db->hdr );
 762     return r;
 763 }
 764
 765 UINT WINAPI MsiDatabaseImportA( MSIHANDLE handle,
 766                LPCSTR szFolder, LPCSTR szFilename )
 767 {
 768     LPWSTR path = NULL, file = NULL;
 769     UINT r = ERROR_OUTOFMEMORY;
 770
 771     TRACE("%lx %s %s\n", handle, debugstr_a(szFolder), debugstr_a(szFilename));
 772
 773     if( szFolder )
 774     {
 775         path = strdupAtoW( szFolder );
 776         if( !path )
 777             goto end;
 778     }
 779
 780     if( szFilename )
 781     {
 782         file = strdupAtoW( szFilename );
 783         if( !file )
 784             goto end;
 785     }
 786
 787     r = MsiDatabaseImportW( handle, path, file );
 788
 789 end:
 790     msi_free( path );
 791     msi_free( file );
 792
 793     return r;
 794 }
 795
 796 static UINT msi_export_record( HANDLE handle, MSIRECORD *row, UINT start )
 797 {
 798     UINT i, count, len, r = ERROR_SUCCESS;
 799     const char *sep;
 800     char *buffer;
 801     DWORD sz;
 802
 803     len = 0x100;
 804     buffer = msi_alloc( len );
 805     if ( !buffer )
 806         return ERROR_OUTOFMEMORY;
 807
 808     count = MSI_RecordGetFieldCount( row );
 809     for ( i=start; i<=count; i++ )
 810     {
 811         sz = len;
 812         r = MSI_RecordGetStringA( row, i, buffer, &sz );
 813         if (r == ERROR_MORE_DATA)
 814         {
 815             char *p = msi_realloc( buffer, sz + 1 );
 816             if (!p)
 817                 break;
 818             len = sz + 1;
 819             buffer = p;
 820         }
 821         sz = len;
 822         r = MSI_RecordGetStringA( row, i, buffer, &sz );
 823         if (r != ERROR_SUCCESS)
 824             break;
 825
 826         if (!WriteFile( handle, buffer, sz, &sz, NULL ))
 827         {
 828             r = ERROR_FUNCTION_FAILED;
 829             break;
 830         }
 831
 832         sep = (i < count) ? "\t" : "\r\n";
 833         if (!WriteFile( handle, sep, strlen(sep), &sz, NULL ))
 834         {
 835             r = ERROR_FUNCTION_FAILED;
 836             break;
 837         }
 838     }
 839     msi_free( buffer );
 840     return r;
 841 }
 842
 843 static UINT msi_export_row( MSIRECORD *row, void *arg )
 844 {
 845     return msi_export_record( arg, row, 1 );
 846 }
 847
 848 UINT MSI_DatabaseExport( MSIDATABASE *db, LPCWSTR table,
 849                LPCWSTR folder, LPCWSTR file )
 850 {
 851     static const WCHAR query[] = {
 852         's','e','l','e','c','t',' ','*',' ','f','r','o','m',' ','%','s',0 };
 853     static const WCHAR szbs[] = { '\\', 0 };
 854     MSIRECORD *rec = NULL;
 855     MSIQUERY *view = NULL;
 856     LPWSTR filename;
 857     HANDLE handle;
 858     UINT len, r;
 859
 860     TRACE("%p %s %s %s\n", db, debugstr_w(table),
 861           debugstr_w(folder), debugstr_w(file) );
 862
 863     if( folder == NULL || file == NULL )
 864         return ERROR_INVALID_PARAMETER;
 865
 866     len = lstrlenW(folder) + lstrlenW(file) + 2;
 867     filename = msi_alloc(len * sizeof (WCHAR));
 868     if (!filename)
 869         return ERROR_OUTOFMEMORY;
 870
 871     lstrcpyW( filename, folder );
 872     lstrcatW( filename, szbs );
 873     lstrcatW( filename, file );
 874
 875     handle = CreateFileW( filename, GENERIC_READ | GENERIC_WRITE, 0,
 876                           NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL );
 877     msi_free( filename );
 878     if (handle == INVALID_HANDLE_VALUE)
 879         return ERROR_FUNCTION_FAILED;
 880
 881     r = MSI_OpenQuery( db, &view, query, table );
 882     if (r == ERROR_SUCCESS)
 883     {
 884         /* write out row 1, the column names */
 885         r = MSI_ViewGetColumnInfo(view, MSICOLINFO_NAMES, &rec);
 886         if (r == ERROR_SUCCESS)
 887         {
 888             msi_export_record( handle, rec, 1 );
 889             msiobj_release( &rec->hdr );
 890         }
 891
 892         /* write out row 2, the column types */
 893         r = MSI_ViewGetColumnInfo(view, MSICOLINFO_TYPES, &rec);
 894         if (r == ERROR_SUCCESS)
 895         {
 896             msi_export_record( handle, rec, 1 );
 897             msiobj_release( &rec->hdr );
 898         }
 899
 900         /* write out row 3, the table name + keys */
 901         r = MSI_DatabaseGetPrimaryKeys( db, table, &rec );
 902         if (r == ERROR_SUCCESS)
 903         {
 904             MSI_RecordSetStringW( rec, 0, table );
 905             msi_export_record( handle, rec, 0 );
 906             msiobj_release( &rec->hdr );
 907         }
 908
 909         /* write out row 4 onwards, the data */
 910         r = MSI_IterateRecords( view, 0, msi_export_row, handle );
 911         msiobj_release( &view->hdr );
 912     }
 913
 914     CloseHandle( handle );
 915
 916     return r;
 917 }
 918
 919 /***********************************************************************
 920  * MsiExportDatabaseW        [MSI.@]
 921  *
 922  * Writes a file containing the table data as tab separated ASCII.
 923  *
 924  * The format is as follows:
 925  *
 926  * row1 : colname1 <tab> colname2 <tab> .... colnameN <cr> <lf>
 927  * row2 : coltype1 <tab> coltype2 <tab> .... coltypeN <cr> <lf>
 928  * row3 : tablename <tab> key1 <tab> key2 <tab> ... keyM <cr> <lf>
 929  *
 930  * Followed by the data, starting at row 1 with one row per line
 931  *
 932  * row4 : data <tab> data <tab> data <tab> ... data <cr> <lf>
 933  */
 934 UINT WINAPI MsiDatabaseExportW( MSIHANDLE handle, LPCWSTR szTable,
 935                LPCWSTR szFolder, LPCWSTR szFilename )
 936 {
 937     MSIDATABASE *db;
 938     UINT r;
 939
 940     TRACE("%lx %s %s %s\n", handle, debugstr_w(szTable),
 941           debugstr_w(szFolder), debugstr_w(szFilename));
 942
 943     db = msihandle2msiinfo( handle, MSIHANDLETYPE_DATABASE );
 944     if( !db )
 945     {
 946         IWineMsiRemoteDatabase *remote_database;
 947
 948         remote_database = (IWineMsiRemoteDatabase *)msi_get_remote( handle );
 949         if ( !remote_database )
 950             return ERROR_INVALID_HANDLE;
 951
 952         IWineMsiRemoteDatabase_Release( remote_database );
 953         WARN("MsiDatabaseExport not allowed during a custom action!\n");
 954
 955         return ERROR_SUCCESS;
 956     }
 957
 958     r = MSI_DatabaseExport( db, szTable, szFolder, szFilename );
 959     msiobj_release( &db->hdr );
 960     return r;
 961 }
 962
 963 UINT WINAPI MsiDatabaseExportA( MSIHANDLE handle, LPCSTR szTable,
 964                LPCSTR szFolder, LPCSTR szFilename )
 965 {
 966     LPWSTR path = NULL, file = NULL, table = NULL;
 967     UINT r = ERROR_OUTOFMEMORY;
 968
 969     TRACE("%lx %s %s %s\n", handle, debugstr_a(szTable),
 970           debugstr_a(szFolder), debugstr_a(szFilename));
 971
 972     if( szTable )
 973     {
 974         table = strdupAtoW( szTable );
 975         if( !table )
 976             goto end;
 977     }
 978
 979     if( szFolder )
 980     {
 981         path = strdupAtoW( szFolder );
 982         if( !path )
 983             goto end;
 984     }
 985
 986     if( szFilename )
 987     {
 988         file = strdupAtoW( szFilename );
 989         if( !file )
 990             goto end;
 991     }
 992
 993     r = MsiDatabaseExportW( handle, table, path, file );
 994
 995 end:
 996     msi_free( table );
 997     msi_free( path );
 998     msi_free( file );
 999
1000     return r;
1001 }
1002
1003 MSIDBSTATE WINAPI MsiGetDatabaseState( MSIHANDLE handle )
1004 {
1005     MSIDBSTATE ret = MSIDBSTATE_READ;
1006     MSIDATABASE *db;
1007
1008     TRACE("%ld\n", handle);
1009
1010     db = msihandle2msiinfo( handle, MSIHANDLETYPE_DATABASE );
1011     if( !db )
1012     {
1013         IWineMsiRemoteDatabase *remote_database;
1014
1015         remote_database = (IWineMsiRemoteDatabase *)msi_get_remote( handle );
1016         if ( !remote_database )
1017             return MSIDBSTATE_ERROR;
1018
1019         IWineMsiRemoteDatabase_Release( remote_database );
1020         WARN("MsiGetDatabaseState not allowed during a custom action!\n");
1021
1022         return MSIDBSTATE_READ;
1023     }
1024
1025     if (db->mode != MSIDBOPEN_READONLY )
1026         ret = MSIDBSTATE_WRITE;
1027     msiobj_release( &db->hdr );
1028
1029     return ret;
1030 }
1031
1032 typedef struct _msi_remote_database_impl {
1033     const IWineMsiRemoteDatabaseVtbl *lpVtbl;
1034     MSIHANDLE database;
1035     LONG refs;
1036 } msi_remote_database_impl;
1037
1038 static inline msi_remote_database_impl* mrd_from_IWineMsiRemoteDatabase( IWineMsiRemoteDatabase* iface )
1039 {
1040     return (msi_remote_database_impl *)iface;
1041 }
1042
1043 static HRESULT WINAPI mrd_QueryInterface( IWineMsiRemoteDatabase *iface,
1044                                           REFIID riid,LPVOID *ppobj)
1045 {
1046     if( IsEqualCLSID( riid, &IID_IUnknown ) ||
1047         IsEqualCLSID( riid, &IID_IWineMsiRemoteDatabase ) )
1048     {
1049         IUnknown_AddRef( iface );
1050         *ppobj = iface;
1051         return S_OK;
1052     }
1053
1054     return E_NOINTERFACE;
1055 }
1056
1057 static ULONG WINAPI mrd_AddRef( IWineMsiRemoteDatabase *iface )
1058 {
1059     msi_remote_database_impl* This = mrd_from_IWineMsiRemoteDatabase( iface );
1060
1061     return InterlockedIncrement( &This->refs );
1062 }
1063
1064 static ULONG WINAPI mrd_Release( IWineMsiRemoteDatabase *iface )
1065 {
1066     msi_remote_database_impl* This = mrd_from_IWineMsiRemoteDatabase( iface );
1067     ULONG r;
1068
1069     r = InterlockedDecrement( &This->refs );
1070     if (r == 0)
1071     {
1072         MsiCloseHandle( This->database );
1073         msi_free( This );
1074     }
1075     return r;
1076 }
1077
1078 HRESULT WINAPI mrd_IsTablePersistent( IWineMsiRemoteDatabase *iface,
1079                                       BSTR table, MSICONDITION *persistent )
1080 {
1081     msi_remote_database_impl *This = mrd_from_IWineMsiRemoteDatabase( iface );
1082     *persistent = MsiDatabaseIsTablePersistentW(This->database, (LPWSTR)table);
1083     return S_OK;
1084 }
1085
1086 HRESULT WINAPI mrd_GetPrimaryKeys( IWineMsiRemoteDatabase *iface,
1087                                    BSTR table, MSIHANDLE *keys )
1088 {
1089     msi_remote_database_impl *This = mrd_from_IWineMsiRemoteDatabase( iface );
1090     UINT r = MsiDatabaseGetPrimaryKeysW(This->database, (LPWSTR)table, keys);
1091     return HRESULT_FROM_WIN32(r);
1092 }
1093
1094 HRESULT WINAPI mrd_GetSummaryInformation( IWineMsiRemoteDatabase *iface,
1095                                           UINT updatecount, MSIHANDLE *suminfo )
1096 {
1097     msi_remote_database_impl *This = mrd_from_IWineMsiRemoteDatabase( iface );
1098     UINT r = MsiGetSummaryInformationW(This->database, NULL, updatecount, suminfo);
1099     return HRESULT_FROM_WIN32(r);
1100 }
1101
1102 HRESULT WINAPI mrd_OpenView( IWineMsiRemoteDatabase *iface,
1103                              BSTR query, MSIHANDLE *view )
1104 {
1105     msi_remote_database_impl *This = mrd_from_IWineMsiRemoteDatabase( iface );
1106     UINT r = MsiDatabaseOpenViewW(This->database, (LPWSTR)query, view);
1107     return HRESULT_FROM_WIN32(r);
1108 }
1109
1110 static HRESULT WINAPI mrd_SetMsiHandle( IWineMsiRemoteDatabase *iface, MSIHANDLE handle )
1111 {
1112     msi_remote_database_impl* This = mrd_from_IWineMsiRemoteDatabase( iface );
1113     This->database = handle;
1114     return S_OK;
1115 }
1116
1117 static const IWineMsiRemoteDatabaseVtbl msi_remote_database_vtbl =
1118 {
1119     mrd_QueryInterface,
1120     mrd_AddRef,
1121     mrd_Release,
1122     mrd_IsTablePersistent,
1123     mrd_GetPrimaryKeys,
1124     mrd_GetSummaryInformation,
1125     mrd_OpenView,
1126     mrd_SetMsiHandle,
1127 };
1128
1129 HRESULT create_msi_remote_database( IUnknown *pOuter, LPVOID *ppObj )
1130 {
1131     msi_remote_database_impl *This;
1132
1133     This = msi_alloc( sizeof *This );
1134     if (!This)
1135         return E_OUTOFMEMORY;
1136
1137     This->lpVtbl = &msi_remote_database_vtbl;
1138     This->database = 0;
1139     This->refs = 1;
1140
1141     *ppObj = This;
1142
1143     return S_OK;
1144 }