dlls/msi/msiquery.c

   1 /*
   2  * Implementation of the Microsoft Installer (msi.dll)
   3  *
   4  * Copyright 2002-2005 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
  25 #include "windef.h"
  26 #include "winbase.h"
  27 #include "winerror.h"
  28 #include "wine/debug.h"
  29 #include "wine/unicode.h"
  30 #include "msi.h"
  31 #include "msiquery.h"
  32 #include "objbase.h"
  33 #include "objidl.h"
  34 #include "msipriv.h"
  35 #include "winnls.h"
  36
  37 #include "query.h"
  38 #include "msiserver.h"
  39
  40 #include "initguid.h"
  41
  42 WINE_DEFAULT_DEBUG_CHANNEL(msi);
  43
  44 static void MSI_CloseView( MSIOBJECTHDR *arg )
  45 {
  46     MSIQUERY *query = (MSIQUERY*) arg;
  47     struct list *ptr, *t;
  48
  49     if( query->view && query->view->ops->delete )
  50         query->view->ops->delete( query->view );
  51     msiobj_release( &query->db->hdr );
  52
  53     LIST_FOR_EACH_SAFE( ptr, t, &query->mem )
  54     {
  55         msi_free( ptr );
  56     }
  57 }
  58
  59 UINT VIEW_find_column( MSIVIEW *table, LPCWSTR name, UINT *n )
  60 {
  61     LPWSTR col_name;
  62     UINT i, count, r;
  63
  64     r = table->ops->get_dimensions( table, NULL, &count );
  65     if( r != ERROR_SUCCESS )
  66         return r;
  67
  68     for( i=1; i<=count; i++ )
  69     {
  70         INT x;
  71
  72         col_name = NULL;
  73         r = table->ops->get_column_info( table, i, &col_name, NULL );
  74         if( r != ERROR_SUCCESS )
  75             return r;
  76         x = lstrcmpW( name, col_name );
  77         msi_free( col_name );
  78         if( !x )
  79         {
  80             *n = i;
  81             return ERROR_SUCCESS;
  82         }
  83     }
  84
  85     return ERROR_INVALID_PARAMETER;
  86 }
  87
  88 UINT WINAPI MsiDatabaseOpenViewA(MSIHANDLE hdb,
  89               LPCSTR szQuery, MSIHANDLE *phView)
  90 {
  91     UINT r;
  92     LPWSTR szwQuery;
  93
  94     TRACE("%d %s %p\n", hdb, debugstr_a(szQuery), phView);
  95
  96     if( szQuery )
  97     {
  98         szwQuery = strdupAtoW( szQuery );
  99         if( !szwQuery )
 100             return ERROR_FUNCTION_FAILED;
 101     }
 102     else
 103         szwQuery = NULL;
 104
 105     r = MsiDatabaseOpenViewW( hdb, szwQuery, phView);
 106
 107     msi_free( szwQuery );
 108     return r;
 109 }
 110
 111 UINT MSI_DatabaseOpenViewW(MSIDATABASE *db,
 112               LPCWSTR szQuery, MSIQUERY **pView)
 113 {
 114     MSIQUERY *query;
 115     UINT r;
 116
 117     TRACE("%s %p\n", debugstr_w(szQuery), pView);
 118
 119     if( !szQuery)
 120         return ERROR_INVALID_PARAMETER;
 121
 122     /* pre allocate a handle to hold a pointer to the view */
 123     query = alloc_msiobject( MSIHANDLETYPE_VIEW, sizeof (MSIQUERY),
 124                               MSI_CloseView );
 125     if( !query )
 126         return ERROR_FUNCTION_FAILED;
 127
 128     msiobj_addref( &db->hdr );
 129     query->row = 0;
 130     query->db = db;
 131     query->view = NULL;
 132     list_init( &query->mem );
 133
 134     r = MSI_ParseSQL( db, szQuery, &query->view, &query->mem );
 135     if( r == ERROR_SUCCESS )
 136     {
 137         msiobj_addref( &query->hdr );
 138         *pView = query;
 139     }
 140
 141     msiobj_release( &query->hdr );
 142     return r;
 143 }
 144
 145 UINT MSI_OpenQuery( MSIDATABASE *db, MSIQUERY **view, LPCWSTR fmt, ... )
 146 {
 147     UINT r;
 148     int size = 100, res;
 149     LPWSTR query;
 150
 151     /* construct the string */
 152     for (;;)
 153     {
 154         va_list va;
 155         query = msi_alloc( size*sizeof(WCHAR) );
 156         va_start(va, fmt);
 157         res = vsnprintfW(query, size, fmt, va);
 158         va_end(va);
 159         if (res == -1) size *= 2;
 160         else if (res >= size) size = res + 1;
 161         else break;
 162         msi_free( query );
 163     }
 164     /* perform the query */
 165     r = MSI_DatabaseOpenViewW(db, query, view);
 166     msi_free(query);
 167     return r;
 168 }
 169
 170 UINT MSI_IterateRecords( MSIQUERY *view, LPDWORD count,
 171                          record_func func, LPVOID param )
 172 {
 173     MSIRECORD *rec = NULL;
 174     UINT r, n = 0, max = 0;
 175
 176     r = MSI_ViewExecute( view, NULL );
 177     if( r != ERROR_SUCCESS )
 178         return r;
 179
 180     if( count )
 181         max = *count;
 182
 183     /* iterate a query */
 184     for( n = 0; (max == 0) || (n < max); n++ )
 185     {
 186         r = MSI_ViewFetch( view, &rec );
 187         if( r != ERROR_SUCCESS )
 188             break;
 189         if (func)
 190             r = func( rec, param );
 191         msiobj_release( &rec->hdr );
 192         if( r != ERROR_SUCCESS )
 193             break;
 194     }
 195
 196     MSI_ViewClose( view );
 197
 198     if( count )
 199         *count = n;
 200
 201     if( r == ERROR_NO_MORE_ITEMS )
 202         r = ERROR_SUCCESS;
 203
 204     return r;
 205 }
 206
 207 /* return a single record from a query */
 208 MSIRECORD *MSI_QueryGetRecord( MSIDATABASE *db, LPCWSTR fmt, ... )
 209 {
 210     MSIRECORD *rec = NULL;
 211     MSIQUERY *view = NULL;
 212     UINT r;
 213     int size = 100, res;
 214     LPWSTR query;
 215
 216     /* construct the string */
 217     for (;;)
 218     {
 219         va_list va;
 220         query = msi_alloc( size*sizeof(WCHAR) );
 221         va_start(va, fmt);
 222         res = vsnprintfW(query, size, fmt, va);
 223         va_end(va);
 224         if (res == -1) size *= 2;
 225         else if (res >= size) size = res + 1;
 226         else break;
 227         msi_free( query );
 228     }
 229     /* perform the query */
 230     r = MSI_DatabaseOpenViewW(db, query, &view);
 231     msi_free(query);
 232
 233     if( r == ERROR_SUCCESS )
 234     {
 235         MSI_ViewExecute( view, NULL );
 236         MSI_ViewFetch( view, &rec );
 237         MSI_ViewClose( view );
 238         msiobj_release( &view->hdr );
 239     }
 240     return rec;
 241 }
 242
 243 UINT WINAPI MsiDatabaseOpenViewW(MSIHANDLE hdb,
 244               LPCWSTR szQuery, MSIHANDLE *phView)
 245 {
 246     MSIDATABASE *db;
 247     MSIQUERY *query = NULL;
 248     UINT ret;
 249
 250     TRACE("%s %p\n", debugstr_w(szQuery), phView);
 251
 252     db = msihandle2msiinfo( hdb, MSIHANDLETYPE_DATABASE );
 253     if( !db )
 254     {
 255         HRESULT hr;
 256         IWineMsiRemoteDatabase *remote_database;
 257
 258         remote_database = (IWineMsiRemoteDatabase *)msi_get_remote( hdb );
 259         if ( !remote_database )
 260             return ERROR_INVALID_HANDLE;
 261
 262         hr = IWineMsiRemoteDatabase_OpenView( remote_database, (BSTR)szQuery, phView );
 263         IWineMsiRemoteDatabase_Release( remote_database );
 264
 265         if (FAILED(hr))
 266         {
 267             if (HRESULT_FACILITY(hr) == FACILITY_WIN32)
 268                 return HRESULT_CODE(hr);
 269
 270             return ERROR_FUNCTION_FAILED;
 271         }
 272
 273         return ERROR_SUCCESS;
 274     }
 275
 276     ret = MSI_DatabaseOpenViewW( db, szQuery, &query );
 277     if( ret == ERROR_SUCCESS )
 278     {
 279         *phView = alloc_msihandle( &query->hdr );
 280         if (! *phView)
 281            ret = ERROR_NOT_ENOUGH_MEMORY;
 282         msiobj_release( &query->hdr );
 283     }
 284     msiobj_release( &db->hdr );
 285
 286     return ret;
 287 }
 288
 289 UINT msi_view_get_row(MSIDATABASE *db, MSIVIEW *view, UINT row, MSIRECORD **rec)
 290 {
 291     UINT row_count = 0, col_count = 0, i, ival, ret, type;
 292
 293     TRACE("%p %p %d %p\n", db, view, row, rec);
 294
 295     ret = view->ops->get_dimensions(view, &row_count, &col_count);
 296     if (ret)
 297         return ret;
 298
 299     if (!col_count)
 300         return ERROR_INVALID_PARAMETER;
 301
 302     if (row >= row_count)
 303         return ERROR_NO_MORE_ITEMS;
 304
 305     *rec = MSI_CreateRecord(col_count);
 306     if (!*rec)
 307         return ERROR_FUNCTION_FAILED;
 308
 309     for (i = 1; i <= col_count; i++)
 310     {
 311         ret = view->ops->get_column_info(view, i, NULL, &type);
 312         if (ret)
 313         {
 314             ERR("Error getting column type for %d\n", i);
 315             continue;
 316         }
 317
 318         if (MSITYPE_IS_BINARY(type))
 319         {
 320             IStream *stm = NULL;
 321
 322             ret = view->ops->fetch_stream(view, row, i, &stm);
 323             if ((ret == ERROR_SUCCESS) && stm)
 324             {
 325                 MSI_RecordSetIStream(*rec, i, stm);
 326                 IStream_Release(stm);
 327             }
 328             else
 329                 WARN("failed to get stream\n");
 330
 331             continue;
 332         }
 333
 334         ret = view->ops->fetch_int(view, row, i, &ival);
 335         if (ret)
 336         {
 337             ERR("Error fetching data for %d\n", i);
 338             continue;
 339         }
 340
 341         if (! (type & MSITYPE_VALID))
 342             ERR("Invalid type!\n");
 343
 344         /* check if it's nul (0) - if so, don't set anything */
 345         if (!ival)
 346             continue;
 347
 348         if (type & MSITYPE_STRING)
 349         {
 350             LPCWSTR sval;
 351
 352             sval = msi_string_lookup_id(db->strings, ival);
 353             MSI_RecordSetStringW(*rec, i, sval);
 354         }
 355         else
 356         {
 357             if ((type & MSI_DATASIZEMASK) == 2)
 358                 MSI_RecordSetInteger(*rec, i, ival - (1<<15));
 359             else
 360                 MSI_RecordSetInteger(*rec, i, ival - (1<<31));
 361         }
 362     }
 363
 364     return ERROR_SUCCESS;
 365 }
 366
 367 UINT MSI_ViewFetch(MSIQUERY *query, MSIRECORD **prec)
 368 {
 369     MSIVIEW *view;
 370     UINT r;
 371
 372     TRACE("%p %p\n", query, prec );
 373
 374     view = query->view;
 375     if( !view )
 376         return ERROR_FUNCTION_FAILED;
 377
 378     r = msi_view_get_row(query->db, view, query->row, prec);
 379     if (r == ERROR_SUCCESS)
 380         query->row ++;
 381
 382     return r;
 383 }
 384
 385 UINT WINAPI MsiViewFetch(MSIHANDLE hView, MSIHANDLE *record)
 386 {
 387     MSIQUERY *query;
 388     MSIRECORD *rec = NULL;
 389     UINT ret;
 390
 391     TRACE("%d %p\n", hView, record);
 392
 393     if( !record )
 394         return ERROR_INVALID_PARAMETER;
 395     *record = 0;
 396
 397     query = msihandle2msiinfo( hView, MSIHANDLETYPE_VIEW );
 398     if( !query )
 399         return ERROR_INVALID_HANDLE;
 400     ret = MSI_ViewFetch( query, &rec );
 401     if( ret == ERROR_SUCCESS )
 402     {
 403         *record = alloc_msihandle( &rec->hdr );
 404         if (! *record)
 405            ret = ERROR_NOT_ENOUGH_MEMORY;
 406         msiobj_release( &rec->hdr );
 407     }
 408     msiobj_release( &query->hdr );
 409     return ret;
 410 }
 411
 412 UINT MSI_ViewClose(MSIQUERY *query)
 413 {
 414     MSIVIEW *view;
 415
 416     TRACE("%p\n", query );
 417
 418     view = query->view;
 419     if( !view )
 420         return ERROR_FUNCTION_FAILED;
 421     if( !view->ops->close )
 422         return ERROR_FUNCTION_FAILED;
 423
 424     return view->ops->close( view );
 425 }
 426
 427 UINT WINAPI MsiViewClose(MSIHANDLE hView)
 428 {
 429     MSIQUERY *query;
 430     UINT ret;
 431
 432     TRACE("%d\n", hView );
 433
 434     query = msihandle2msiinfo( hView, MSIHANDLETYPE_VIEW );
 435     if( !query )
 436         return ERROR_INVALID_HANDLE;
 437
 438     ret = MSI_ViewClose( query );
 439     msiobj_release( &query->hdr );
 440     return ret;
 441 }
 442
 443 UINT MSI_ViewExecute(MSIQUERY *query, MSIRECORD *rec )
 444 {
 445     MSIVIEW *view;
 446
 447     TRACE("%p %p\n", query, rec);
 448
 449     view = query->view;
 450     if( !view )
 451         return ERROR_FUNCTION_FAILED;
 452     if( !view->ops->execute )
 453         return ERROR_FUNCTION_FAILED;
 454     query->row = 0;
 455
 456     return view->ops->execute( view, rec );
 457 }
 458
 459 UINT WINAPI MsiViewExecute(MSIHANDLE hView, MSIHANDLE hRec)
 460 {
 461     MSIQUERY *query;
 462     MSIRECORD *rec = NULL;
 463     UINT ret;
 464
 465     TRACE("%d %d\n", hView, hRec);
 466
 467     query = msihandle2msiinfo( hView, MSIHANDLETYPE_VIEW );
 468     if( !query )
 469         return ERROR_INVALID_HANDLE;
 470
 471     if( hRec )
 472     {
 473         rec = msihandle2msiinfo( hRec, MSIHANDLETYPE_RECORD );
 474         if( !rec )
 475         {
 476             ret = ERROR_INVALID_HANDLE;
 477             goto out;
 478         }
 479     }
 480
 481     msiobj_lock( &rec->hdr );
 482     ret = MSI_ViewExecute( query, rec );
 483     msiobj_unlock( &rec->hdr );
 484
 485 out:
 486     msiobj_release( &query->hdr );
 487     if( rec )
 488         msiobj_release( &rec->hdr );
 489
 490     return ret;
 491 }
 492
 493 static UINT msi_set_record_type_string( MSIRECORD *rec, UINT field, UINT type )
 494 {
 495     static const WCHAR fmt[] = { '%','d',0 };
 496     WCHAR szType[0x10];
 497
 498     if (MSITYPE_IS_BINARY(type))
 499         szType[0] = 'v';
 500     else if (type & MSITYPE_LOCALIZABLE)
 501         szType[0] = 'l';
 502     else if (type & MSITYPE_STRING)
 503         szType[0] = 's';
 504     else
 505         szType[0] = 'i';
 506     if (type & MSITYPE_NULLABLE)
 507         szType[0] &= ~0x20;
 508
 509     sprintfW( &szType[1], fmt, (type&0xff) );
 510
 511     TRACE("type %04x -> %s\n", type, debugstr_w(szType) );
 512
 513     return MSI_RecordSetStringW( rec, field, szType );
 514 }
 515
 516 UINT MSI_ViewGetColumnInfo( MSIQUERY *query, MSICOLINFO info, MSIRECORD **prec )
 517 {
 518     UINT r = ERROR_FUNCTION_FAILED, i, count = 0, type;
 519     MSIRECORD *rec;
 520     MSIVIEW *view = query->view;
 521     LPWSTR name;
 522
 523     if( !view )
 524         return ERROR_FUNCTION_FAILED;
 525
 526     if( !view->ops->get_dimensions )
 527         return ERROR_FUNCTION_FAILED;
 528
 529     r = view->ops->get_dimensions( view, NULL, &count );
 530     if( r != ERROR_SUCCESS )
 531         return r;
 532     if( !count )
 533         return ERROR_INVALID_PARAMETER;
 534
 535     rec = MSI_CreateRecord( count );
 536     if( !rec )
 537         return ERROR_FUNCTION_FAILED;
 538
 539     for( i=0; i<count; i++ )
 540     {
 541         name = NULL;
 542         r = view->ops->get_column_info( view, i+1, &name, &type );
 543         if( r != ERROR_SUCCESS )
 544             continue;
 545         if (info == MSICOLINFO_NAMES)
 546             MSI_RecordSetStringW( rec, i+1, name );
 547         else
 548             msi_set_record_type_string( rec, i+1, type);
 549         msi_free( name );
 550     }
 551
 552     *prec = rec;
 553     return ERROR_SUCCESS;
 554 }
 555
 556 UINT WINAPI MsiViewGetColumnInfo(MSIHANDLE hView, MSICOLINFO info, MSIHANDLE *hRec)
 557 {
 558     MSIQUERY *query = NULL;
 559     MSIRECORD *rec = NULL;
 560     UINT r;
 561
 562     TRACE("%d %d %p\n", hView, info, hRec);
 563
 564     if( !hRec )
 565         return ERROR_INVALID_PARAMETER;
 566
 567     if( info != MSICOLINFO_NAMES && info != MSICOLINFO_TYPES )
 568         return ERROR_INVALID_PARAMETER;
 569
 570     query = msihandle2msiinfo( hView, MSIHANDLETYPE_VIEW );
 571     if( !query )
 572         return ERROR_INVALID_HANDLE;
 573
 574     r = MSI_ViewGetColumnInfo( query, info, &rec );
 575     if ( r == ERROR_SUCCESS )
 576     {
 577         *hRec = alloc_msihandle( &rec->hdr );
 578         if ( !*hRec )
 579             r = ERROR_NOT_ENOUGH_MEMORY;
 580         msiobj_release( &rec->hdr );
 581     }
 582
 583     msiobj_release( &query->hdr );
 584
 585     return r;
 586 }
 587
 588 UINT MSI_ViewModify( MSIQUERY *query, MSIMODIFY mode, MSIRECORD *rec )
 589 {
 590     MSIVIEW *view = NULL;
 591     UINT r;
 592
 593     if ( !query || !rec )
 594         return ERROR_INVALID_HANDLE;
 595
 596     view = query->view;
 597     if ( !view  || !view->ops->modify)
 598         return ERROR_FUNCTION_FAILED;
 599
 600     r = view->ops->modify( view, mode, rec, query->row );
 601     if (mode == MSIMODIFY_DELETE && r == ERROR_SUCCESS)
 602         query->row--;
 603
 604     return r;
 605 }
 606
 607 UINT WINAPI MsiViewModify( MSIHANDLE hView, MSIMODIFY eModifyMode,
 608                 MSIHANDLE hRecord)
 609 {
 610     MSIQUERY *query = NULL;
 611     MSIRECORD *rec = NULL;
 612     UINT r = ERROR_FUNCTION_FAILED;
 613
 614     TRACE("%d %x %d\n", hView, eModifyMode, hRecord);
 615
 616     query = msihandle2msiinfo( hView, MSIHANDLETYPE_VIEW );
 617     if( !query )
 618         return ERROR_INVALID_HANDLE;
 619
 620     rec = msihandle2msiinfo( hRecord, MSIHANDLETYPE_RECORD );
 621     r = MSI_ViewModify( query, eModifyMode, rec );
 622
 623     msiobj_release( &query->hdr );
 624     if( rec )
 625         msiobj_release( &rec->hdr );
 626
 627     return r;
 628 }
 629
 630 MSIDBERROR WINAPI MsiViewGetErrorW( MSIHANDLE handle, LPWSTR szColumnNameBuffer,
 631                               LPDWORD pcchBuf )
 632 {
 633     MSIQUERY *query = NULL;
 634     static const WCHAR szError[] = { 0 };
 635     MSIDBERROR r = MSIDBERROR_NOERROR;
 636     DWORD len;
 637
 638     FIXME("%d %p %p - returns empty error string\n",
 639           handle, szColumnNameBuffer, pcchBuf );
 640
 641     if( !pcchBuf )
 642         return MSIDBERROR_INVALIDARG;
 643
 644     query = msihandle2msiinfo( handle, MSIHANDLETYPE_VIEW );
 645     if( !query )
 646         return MSIDBERROR_INVALIDARG;
 647
 648     len = strlenW( szError );
 649     if( szColumnNameBuffer )
 650     {
 651         if( *pcchBuf > len )
 652             lstrcpyW( szColumnNameBuffer, szError );
 653         else
 654             r = MSIDBERROR_MOREDATA;
 655     }
 656     *pcchBuf = len;
 657
 658     msiobj_release( &query->hdr );
 659     return r;
 660 }
 661
 662 MSIDBERROR WINAPI MsiViewGetErrorA( MSIHANDLE handle, LPSTR szColumnNameBuffer,
 663                               LPDWORD pcchBuf )
 664 {
 665     static const CHAR szError[] = { 0 };
 666     MSIQUERY *query = NULL;
 667     MSIDBERROR r = MSIDBERROR_NOERROR;
 668     DWORD len;
 669
 670     FIXME("%d %p %p - returns empty error string\n",
 671           handle, szColumnNameBuffer, pcchBuf );
 672
 673     if( !pcchBuf )
 674         return MSIDBERROR_INVALIDARG;
 675
 676     query = msihandle2msiinfo( handle, MSIHANDLETYPE_VIEW );
 677     if( !query )
 678         return MSIDBERROR_INVALIDARG;
 679
 680     len = strlen( szError );
 681     if( szColumnNameBuffer )
 682     {
 683         if( *pcchBuf > len )
 684             lstrcpyA( szColumnNameBuffer, szError );
 685         else
 686             r = MSIDBERROR_MOREDATA;
 687     }
 688     *pcchBuf = len;
 689
 690     msiobj_release( &query->hdr );
 691     return r;
 692 }
 693
 694 MSIHANDLE WINAPI MsiGetLastErrorRecord( void )
 695 {
 696     FIXME("\n");
 697     return 0;
 698 }
 699
 700 DEFINE_GUID( CLSID_MsiTransform, 0x000c1082, 0x0000, 0x0000, 0xc0,0x00,0x00,0x00,0x00,0x00,0x00,0x46);
 701
 702 UINT MSI_DatabaseApplyTransformW( MSIDATABASE *db,
 703                  LPCWSTR szTransformFile, int iErrorCond )
 704 {
 705     HRESULT r;
 706     UINT ret = ERROR_FUNCTION_FAILED;
 707     IStorage *stg = NULL;
 708     STATSTG stat;
 709
 710     TRACE("%p %s %d\n", db, debugstr_w(szTransformFile), iErrorCond);
 711
 712     r = StgOpenStorage( szTransformFile, NULL,
 713            STGM_DIRECT|STGM_READ|STGM_SHARE_DENY_WRITE, NULL, 0, &stg);
 714     if ( FAILED(r) )
 715         return ret;
 716
 717     r = IStorage_Stat( stg, &stat, STATFLAG_NONAME );
 718     if ( FAILED( r ) )
 719         goto end;
 720
 721     if ( !IsEqualGUID( &stat.clsid, &CLSID_MsiTransform ) )
 722         goto end;
 723
 724     if( TRACE_ON( msi ) )
 725         enum_stream_names( stg );
 726
 727     ret = msi_table_apply_transform( db, stg );
 728
 729 end:
 730     IStorage_Release( stg );
 731
 732     return ret;
 733 }
 734
 735 UINT WINAPI MsiDatabaseApplyTransformW( MSIHANDLE hdb,
 736                  LPCWSTR szTransformFile, int iErrorCond)
 737 {
 738     MSIDATABASE *db;
 739     UINT r;
 740
 741     db = msihandle2msiinfo( hdb, MSIHANDLETYPE_DATABASE );
 742     if( !db )
 743     {
 744         IWineMsiRemoteDatabase *remote_database;
 745
 746         remote_database = (IWineMsiRemoteDatabase *)msi_get_remote( hdb );
 747         if ( !remote_database )
 748             return ERROR_INVALID_HANDLE;
 749
 750         IWineMsiRemoteDatabase_Release( remote_database );
 751         WARN("MsiDatabaseApplyTransform not allowed during a custom action!\n");
 752
 753         return ERROR_SUCCESS;
 754     }
 755
 756     r = MSI_DatabaseApplyTransformW( db, szTransformFile, iErrorCond );
 757     msiobj_release( &db->hdr );
 758     return r;
 759 }
 760
 761 UINT WINAPI MsiDatabaseApplyTransformA( MSIHANDLE hdb,
 762                  LPCSTR szTransformFile, int iErrorCond)
 763 {
 764     LPWSTR wstr;
 765     UINT ret;
 766
 767     TRACE("%d %s %d\n", hdb, debugstr_a(szTransformFile), iErrorCond);
 768
 769     wstr = strdupAtoW( szTransformFile );
 770     if( szTransformFile && !wstr )
 771         return ERROR_NOT_ENOUGH_MEMORY;
 772
 773     ret = MsiDatabaseApplyTransformW( hdb, wstr, iErrorCond);
 774
 775     msi_free( wstr );
 776
 777     return ret;
 778 }
 779
 780 UINT WINAPI MsiDatabaseGenerateTransformA( MSIHANDLE hdb, MSIHANDLE hdbref,
 781                  LPCSTR szTransformFile, int iReserved1, int iReserved2 )
 782 {
 783     FIXME("%d %d %s %d %d\n", hdb, hdbref,
 784            debugstr_a(szTransformFile), iReserved1, iReserved2);
 785     return ERROR_CALL_NOT_IMPLEMENTED;
 786 }
 787
 788 UINT WINAPI MsiDatabaseGenerateTransformW( MSIHANDLE hdb, MSIHANDLE hdbref,
 789                  LPCWSTR szTransformFile, int iReserved1, int iReserved2 )
 790 {
 791     FIXME("%d %d %s %d %d\n", hdb, hdbref,
 792            debugstr_w(szTransformFile), iReserved1, iReserved2);
 793     return ERROR_CALL_NOT_IMPLEMENTED;
 794 }
 795
 796 UINT WINAPI MsiDatabaseCommit( MSIHANDLE hdb )
 797 {
 798     MSIDATABASE *db;
 799     UINT r;
 800
 801     TRACE("%d\n", hdb);
 802
 803     db = msihandle2msiinfo( hdb, MSIHANDLETYPE_DATABASE );
 804     if( !db )
 805     {
 806         IWineMsiRemoteDatabase *remote_database;
 807
 808         remote_database = (IWineMsiRemoteDatabase *)msi_get_remote( hdb );
 809         if ( !remote_database )
 810             return ERROR_INVALID_HANDLE;
 811
 812         IWineMsiRemoteDatabase_Release( remote_database );
 813         WARN("MsiDatabaseCommit not allowed during a custom action!\n");
 814
 815         return ERROR_SUCCESS;
 816     }
 817
 818     /* FIXME: lock the database */
 819
 820     r = MSI_CommitTables( db );
 821     if (r != ERROR_SUCCESS) ERR("Failed to commit tables!\n");
 822
 823     /* FIXME: unlock the database */
 824
 825     msiobj_release( &db->hdr );
 826
 827     if (r == ERROR_SUCCESS)
 828     {
 829         msi_free( db->deletefile );
 830         db->deletefile = NULL;
 831     }
 832
 833     return r;
 834 }
 835
 836 struct msi_primary_key_record_info
 837 {
 838     DWORD n;
 839     MSIRECORD *rec;
 840 };
 841
 842 static UINT msi_primary_key_iterator( MSIRECORD *rec, LPVOID param )
 843 {
 844     struct msi_primary_key_record_info *info = param;
 845     LPCWSTR name;
 846     DWORD type;
 847
 848     type = MSI_RecordGetInteger( rec, 4 );
 849     if( type & MSITYPE_KEY )
 850     {
 851         info->n++;
 852         if( info->rec )
 853         {
 854             name = MSI_RecordGetString( rec, 3 );
 855             MSI_RecordSetStringW( info->rec, info->n, name );
 856         }
 857     }
 858
 859     return ERROR_SUCCESS;
 860 }
 861
 862 UINT MSI_DatabaseGetPrimaryKeys( MSIDATABASE *db,
 863                 LPCWSTR table, MSIRECORD **prec )
 864 {
 865     static const WCHAR sql[] = {
 866         's','e','l','e','c','t',' ','*',' ',
 867         'f','r','o','m',' ','`','_','C','o','l','u','m','n','s','`',' ',
 868         'w','h','e','r','e',' ',
 869         '`','T','a','b','l','e','`',' ','=',' ','\'','%','s','\'',0 };
 870     struct msi_primary_key_record_info info;
 871     MSIQUERY *query = NULL;
 872     UINT r;
 873
 874     r = MSI_OpenQuery( db, &query, sql, table );
 875     if( r != ERROR_SUCCESS )
 876         return r;
 877
 878     /* count the number of primary key records */
 879     info.n = 0;
 880     info.rec = 0;
 881     r = MSI_IterateRecords( query, 0, msi_primary_key_iterator, &info );
 882     if( r == ERROR_SUCCESS )
 883     {
 884         TRACE("Found %d primary keys\n", info.n );
 885
 886         /* allocate a record and fill in the names of the tables */
 887         info.rec = MSI_CreateRecord( info.n );
 888         info.n = 0;
 889         r = MSI_IterateRecords( query, 0, msi_primary_key_iterator, &info );
 890         if( r == ERROR_SUCCESS )
 891             *prec = info.rec;
 892         else
 893             msiobj_release( &info.rec->hdr );
 894     }
 895     msiobj_release( &query->hdr );
 896
 897     return r;
 898 }
 899
 900 UINT WINAPI MsiDatabaseGetPrimaryKeysW( MSIHANDLE hdb,
 901                     LPCWSTR table, MSIHANDLE* phRec )
 902 {
 903     MSIRECORD *rec = NULL;
 904     MSIDATABASE *db;
 905     UINT r;
 906
 907     TRACE("%d %s %p\n", hdb, debugstr_w(table), phRec);
 908
 909     db = msihandle2msiinfo( hdb, MSIHANDLETYPE_DATABASE );
 910     if( !db )
 911     {
 912         HRESULT hr;
 913         IWineMsiRemoteDatabase *remote_database;
 914
 915         remote_database = (IWineMsiRemoteDatabase *)msi_get_remote( hdb );
 916         if ( !remote_database )
 917             return ERROR_INVALID_HANDLE;
 918
 919         hr = IWineMsiRemoteDatabase_GetPrimaryKeys( remote_database, (BSTR)table, phRec );
 920         IWineMsiRemoteDatabase_Release( remote_database );
 921
 922         if (FAILED(hr))
 923         {
 924             if (HRESULT_FACILITY(hr) == FACILITY_WIN32)
 925                 return HRESULT_CODE(hr);
 926
 927             return ERROR_FUNCTION_FAILED;
 928         }
 929
 930         return ERROR_SUCCESS;
 931     }
 932
 933     r = MSI_DatabaseGetPrimaryKeys( db, table, &rec );
 934     if( r == ERROR_SUCCESS )
 935     {
 936         *phRec = alloc_msihandle( &rec->hdr );
 937         if (! *phRec)
 938            r = ERROR_NOT_ENOUGH_MEMORY;
 939         msiobj_release( &rec->hdr );
 940     }
 941     msiobj_release( &db->hdr );
 942
 943     return r;
 944 }
 945
 946 UINT WINAPI MsiDatabaseGetPrimaryKeysA(MSIHANDLE hdb,
 947                     LPCSTR table, MSIHANDLE* phRec)
 948 {
 949     LPWSTR szwTable = NULL;
 950     UINT r;
 951
 952     TRACE("%d %s %p\n", hdb, debugstr_a(table), phRec);
 953
 954     if( table )
 955     {
 956         szwTable = strdupAtoW( table );
 957         if( !szwTable )
 958             return ERROR_OUTOFMEMORY;
 959     }
 960     r = MsiDatabaseGetPrimaryKeysW( hdb, szwTable, phRec );
 961     msi_free( szwTable );
 962
 963     return r;
 964 }
 965
 966 MSICONDITION WINAPI MsiDatabaseIsTablePersistentA(
 967               MSIHANDLE hDatabase, LPCSTR szTableName)
 968 {
 969     LPWSTR szwTableName = NULL;
 970     MSICONDITION r;
 971
 972     TRACE("%x %s\n", hDatabase, debugstr_a(szTableName));
 973
 974     if( szTableName )
 975     {
 976         szwTableName = strdupAtoW( szTableName );
 977         if( !szwTableName )
 978             return MSICONDITION_ERROR;
 979     }
 980     r = MsiDatabaseIsTablePersistentW( hDatabase, szwTableName );
 981     msi_free( szwTableName );
 982
 983     return r;
 984 }
 985
 986 MSICONDITION WINAPI MsiDatabaseIsTablePersistentW(
 987               MSIHANDLE hDatabase, LPCWSTR szTableName)
 988 {
 989     MSIDATABASE *db;
 990     MSICONDITION r;
 991
 992     TRACE("%x %s\n", hDatabase, debugstr_w(szTableName));
 993
 994     db = msihandle2msiinfo( hDatabase, MSIHANDLETYPE_DATABASE );
 995     if( !db )
 996     {
 997         HRESULT hr;
 998         MSICONDITION condition;
 999         IWineMsiRemoteDatabase *remote_database;
1000
1001         remote_database = (IWineMsiRemoteDatabase *)msi_get_remote( hDatabase );
1002         if ( !remote_database )
1003             return MSICONDITION_ERROR;
1004
1005         hr = IWineMsiRemoteDatabase_IsTablePersistent( remote_database,
1006                                                        (BSTR)szTableName, &condition );
1007         IWineMsiRemoteDatabase_Release( remote_database );
1008
1009         if (FAILED(hr))
1010             return MSICONDITION_ERROR;
1011
1012         return condition;
1013     }
1014
1015     r = MSI_DatabaseIsTablePersistent( db, szTableName );
1016
1017     msiobj_release( &db->hdr );
1018
1019     return r;
1020 }