dlls/msi/suminfo.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 #define NONAMELESSUNION
  25
  26 #include "windef.h"
  27 #include "winbase.h"
  28 #include "winreg.h"
  29 #include "winnls.h"
  30 #include "shlwapi.h"
  31 #include "wine/debug.h"
  32 #include "msi.h"
  33 #include "msiquery.h"
  34 #include "msidefs.h"
  35 #include "msipriv.h"
  36 #include "objidl.h"
  37 #include "propvarutil.h"
  38 #include "msiserver.h"
  39
  40 WINE_DEFAULT_DEBUG_CHANNEL(msi);
  41
  42 #include "pshpack1.h"
  43
  44 typedef struct {
  45     WORD wByteOrder;
  46     WORD wFormat;
  47     DWORD dwOSVer;
  48     CLSID clsID;
  49     DWORD reserved;
  50 } PROPERTYSETHEADER;
  51
  52 typedef struct {
  53     FMTID fmtid;
  54     DWORD dwOffset;
  55 } FORMATIDOFFSET;
  56
  57 typedef struct {
  58     DWORD cbSection;
  59     DWORD cProperties;
  60 } PROPERTYSECTIONHEADER;
  61
  62 typedef struct {
  63     DWORD propid;
  64     DWORD dwOffset;
  65 } PROPERTYIDOFFSET;
  66
  67 typedef struct {
  68     DWORD type;
  69     union {
  70         INT i4;
  71         SHORT i2;
  72         FILETIME ft;
  73         struct {
  74             DWORD len;
  75             BYTE str[1];
  76         } str;
  77     } u;
  78 } PROPERTY_DATA;
  79
  80 #include "poppack.h"
  81
  82 static HRESULT (WINAPI *pPropVariantChangeType)
  83     (PROPVARIANT *ppropvarDest, REFPROPVARIANT propvarSrc,
  84      PROPVAR_CHANGE_FLAGS flags, VARTYPE vt);
  85
  86 #define SECT_HDR_SIZE (sizeof(PROPERTYSECTIONHEADER))
  87
  88 static const WCHAR szSumInfo[] = { 5 ,'S','u','m','m','a','r','y',
  89                        'I','n','f','o','r','m','a','t','i','o','n',0 };
  90
  91 static void free_prop( PROPVARIANT *prop )
  92 {
  93     if (prop->vt == VT_LPSTR )
  94         msi_free( prop->u.pszVal );
  95     prop->vt = VT_EMPTY;
  96 }
  97
  98 static void MSI_CloseSummaryInfo( MSIOBJECTHDR *arg )
  99 {
 100     MSISUMMARYINFO *si = (MSISUMMARYINFO *) arg;
 101     DWORD i;
 102
 103     for( i = 0; i < MSI_MAX_PROPS; i++ )
 104         free_prop( &si->property[i] );
 105     IStorage_Release( si->storage );
 106 }
 107
 108 static UINT get_type( UINT uiProperty )
 109 {
 110     switch( uiProperty )
 111     {
 112     case PID_CODEPAGE:
 113          return VT_I2;
 114
 115     case PID_SUBJECT:
 116     case PID_AUTHOR:
 117     case PID_KEYWORDS:
 118     case PID_COMMENTS:
 119     case PID_TEMPLATE:
 120     case PID_LASTAUTHOR:
 121     case PID_REVNUMBER:
 122     case PID_APPNAME:
 123     case PID_TITLE:
 124          return VT_LPSTR;
 125
 126     case PID_LASTPRINTED:
 127     case PID_CREATE_DTM:
 128     case PID_LASTSAVE_DTM:
 129          return VT_FILETIME;
 130
 131     case PID_WORDCOUNT:
 132     case PID_CHARCOUNT:
 133     case PID_SECURITY:
 134     case PID_PAGECOUNT:
 135          return VT_I4;
 136     }
 137     return VT_EMPTY;
 138 }
 139
 140 static UINT get_property_count( const PROPVARIANT *property )
 141 {
 142     UINT i, n = 0;
 143
 144     if( !property )
 145         return n;
 146     for( i = 0; i < MSI_MAX_PROPS; i++ )
 147         if( property[i].vt != VT_EMPTY )
 148             n++;
 149     return n;
 150 }
 151
 152 static UINT propvar_changetype(PROPVARIANT *changed, PROPVARIANT *property, VARTYPE vt)
 153 {
 154     HRESULT hr;
 155     HMODULE propsys = LoadLibraryA("propsys.dll");
 156     pPropVariantChangeType = (void *)GetProcAddress(propsys, "PropVariantChangeType");
 157
 158     if (!pPropVariantChangeType)
 159     {
 160         ERR("PropVariantChangeType function missing!\n");
 161         return ERROR_FUNCTION_FAILED;
 162     }
 163
 164     hr = pPropVariantChangeType(changed, property, 0, vt);
 165     return (hr == S_OK) ? ERROR_SUCCESS : ERROR_FUNCTION_FAILED;
 166 }
 167
 168 /* FIXME: doesn't deal with endian conversion */
 169 static void read_properties_from_data( PROPVARIANT *prop, LPBYTE data, DWORD sz )
 170 {
 171     UINT type;
 172     DWORD i;
 173     int size;
 174     PROPERTY_DATA *propdata;
 175     PROPVARIANT property, *ptr;
 176     PROPVARIANT changed;
 177     PROPERTYIDOFFSET *idofs;
 178     PROPERTYSECTIONHEADER *section_hdr;
 179
 180     section_hdr = (PROPERTYSECTIONHEADER*) &data[0];
 181     idofs = (PROPERTYIDOFFSET*) &data[SECT_HDR_SIZE];
 182
 183     /* now set all the properties */
 184     for( i = 0; i < section_hdr->cProperties; i++ )
 185     {
 186         if( idofs[i].propid >= MSI_MAX_PROPS )
 187         {
 188             ERR("Unknown property ID %d\n", idofs[i].propid );
 189             break;
 190         }
 191
 192         type = get_type( idofs[i].propid );
 193         if( type == VT_EMPTY )
 194         {
 195             ERR("propid %d has unknown type\n", idofs[i].propid);
 196             break;
 197         }
 198
 199         propdata = (PROPERTY_DATA*) &data[ idofs[i].dwOffset ];
 200
 201         /* check we don't run off the end of the data */
 202         size = sz - idofs[i].dwOffset - sizeof(DWORD);
 203         if( sizeof(DWORD) > size ||
 204             ( propdata->type == VT_FILETIME && sizeof(FILETIME) > size ) ||
 205             ( propdata->type == VT_LPSTR && (propdata->u.str.len + sizeof(DWORD)) > size ) )
 206         {
 207             ERR("not enough data\n");
 208             break;
 209         }
 210
 211         property.vt = propdata->type;
 212         if( propdata->type == VT_LPSTR )
 213         {
 214             LPSTR str = msi_alloc( propdata->u.str.len );
 215             memcpy( str, propdata->u.str.str, propdata->u.str.len );
 216             str[ propdata->u.str.len - 1 ] = 0;
 217             property.u.pszVal = str;
 218         }
 219         else if( propdata->type == VT_FILETIME )
 220             property.u.filetime = propdata->u.ft;
 221         else if( propdata->type == VT_I2 )
 222             property.u.iVal = propdata->u.i2;
 223         else if( propdata->type == VT_I4 )
 224             property.u.lVal = propdata->u.i4;
 225
 226         /* check the type is the same as we expect */
 227         if( type != propdata->type )
 228         {
 229             propvar_changetype(&changed, &property, type);
 230             ptr = &changed;
 231         }
 232         else
 233             ptr = &property;
 234
 235         prop[ idofs[i].propid ] = *ptr;
 236     }
 237 }
 238
 239 static UINT load_summary_info( MSISUMMARYINFO *si, IStream *stm )
 240 {
 241     UINT ret = ERROR_FUNCTION_FAILED;
 242     PROPERTYSETHEADER set_hdr;
 243     FORMATIDOFFSET format_hdr;
 244     PROPERTYSECTIONHEADER section_hdr;
 245     LPBYTE data = NULL;
 246     LARGE_INTEGER ofs;
 247     ULONG count, sz;
 248     HRESULT r;
 249
 250     TRACE("%p %p\n", si, stm);
 251
 252     /* read the header */
 253     sz = sizeof set_hdr;
 254     r = IStream_Read( stm, &set_hdr, sz, &count );
 255     if( FAILED(r) || count != sz )
 256         return ret;
 257
 258     if( set_hdr.wByteOrder != 0xfffe )
 259     {
 260         ERR("property set not big-endian %04X\n", set_hdr.wByteOrder);
 261         return ret;
 262     }
 263
 264     sz = sizeof format_hdr;
 265     r = IStream_Read( stm, &format_hdr, sz, &count );
 266     if( FAILED(r) || count != sz )
 267         return ret;
 268
 269     /* check the format id is correct */
 270     if( !IsEqualGUID( &FMTID_SummaryInformation, &format_hdr.fmtid ) )
 271         return ret;
 272
 273     /* seek to the location of the section */
 274     ofs.QuadPart = format_hdr.dwOffset;
 275     r = IStream_Seek( stm, ofs, STREAM_SEEK_SET, NULL );
 276     if( FAILED(r) )
 277         return ret;
 278
 279     /* read the section itself */
 280     sz = SECT_HDR_SIZE;
 281     r = IStream_Read( stm, &section_hdr, sz, &count );
 282     if( FAILED(r) || count != sz )
 283         return ret;
 284
 285     if( section_hdr.cProperties > MSI_MAX_PROPS )
 286     {
 287         ERR("too many properties %d\n", section_hdr.cProperties);
 288         return ret;
 289     }
 290
 291     data = msi_alloc( section_hdr.cbSection);
 292     if( !data )
 293         return ret;
 294
 295     memcpy( data, &section_hdr, SECT_HDR_SIZE );
 296
 297     /* read all the data in one go */
 298     sz = section_hdr.cbSection - SECT_HDR_SIZE;
 299     r = IStream_Read( stm, &data[ SECT_HDR_SIZE ], sz, &count );
 300     if( SUCCEEDED(r) && count == sz )
 301         read_properties_from_data( si->property, data, sz + SECT_HDR_SIZE );
 302     else
 303         ERR("failed to read properties %d %d\n", count, sz);
 304
 305     msi_free( data );
 306     return ret;
 307 }
 308
 309 static DWORD write_dword( LPBYTE data, DWORD ofs, DWORD val )
 310 {
 311     if( data )
 312     {
 313         data[ofs++] = val&0xff;
 314         data[ofs++] = (val>>8)&0xff;
 315         data[ofs++] = (val>>16)&0xff;
 316         data[ofs++] = (val>>24)&0xff;
 317     }
 318     return 4;
 319 }
 320
 321 static DWORD write_filetime( LPBYTE data, DWORD ofs, const FILETIME *ft )
 322 {
 323     write_dword( data, ofs, ft->dwLowDateTime );
 324     write_dword( data, ofs + 4, ft->dwHighDateTime );
 325     return 8;
 326 }
 327
 328 static DWORD write_string( LPBYTE data, DWORD ofs, LPCSTR str )
 329 {
 330     DWORD len = lstrlenA( str ) + 1;
 331     write_dword( data, ofs, len );
 332     if( data )
 333         memcpy( &data[ofs + 4], str, len );
 334     return (7 + len) & ~3;
 335 }
 336
 337 static UINT write_property_to_data( const PROPVARIANT *prop, LPBYTE data )
 338 {
 339     DWORD sz = 0;
 340
 341     if( prop->vt == VT_EMPTY )
 342         return sz;
 343
 344     /* add the type */
 345     sz += write_dword( data, sz, prop->vt );
 346     switch( prop->vt )
 347     {
 348     case VT_I2:
 349         sz += write_dword( data, sz, prop->u.iVal );
 350         break;
 351     case VT_I4:
 352         sz += write_dword( data, sz, prop->u.lVal );
 353         break;
 354     case VT_FILETIME:
 355         sz += write_filetime( data, sz, &prop->u.filetime );
 356         break;
 357     case VT_LPSTR:
 358         sz += write_string( data, sz, prop->u.pszVal );
 359         break;
 360     }
 361     return sz;
 362 }
 363
 364 static UINT save_summary_info( const MSISUMMARYINFO * si, IStream *stm )
 365 {
 366     UINT ret = ERROR_FUNCTION_FAILED;
 367     PROPERTYSETHEADER set_hdr;
 368     FORMATIDOFFSET format_hdr;
 369     PROPERTYSECTIONHEADER section_hdr;
 370     PROPERTYIDOFFSET idofs[MSI_MAX_PROPS];
 371     LPBYTE data = NULL;
 372     ULONG count, sz;
 373     HRESULT r;
 374     int i;
 375
 376     /* write the header */
 377     sz = sizeof set_hdr;
 378     memset( &set_hdr, 0, sz );
 379     set_hdr.wByteOrder = 0xfffe;
 380     set_hdr.wFormat = 0;
 381     set_hdr.dwOSVer = 0x00020005; /* build 5, platform id 2 */
 382     /* set_hdr.clsID is {00000000-0000-0000-0000-000000000000} */
 383     set_hdr.reserved = 1;
 384     r = IStream_Write( stm, &set_hdr, sz, &count );
 385     if( FAILED(r) || count != sz )
 386         return ret;
 387
 388     /* write the format header */
 389     sz = sizeof format_hdr;
 390     format_hdr.fmtid = FMTID_SummaryInformation;
 391     format_hdr.dwOffset = sizeof format_hdr + sizeof set_hdr;
 392     r = IStream_Write( stm, &format_hdr, sz, &count );
 393     if( FAILED(r) || count != sz )
 394         return ret;
 395
 396     /* add up how much space the data will take and calculate the offsets */
 397     section_hdr.cbSection = sizeof section_hdr;
 398     section_hdr.cbSection += (get_property_count( si->property ) * sizeof idofs[0]);
 399     section_hdr.cProperties = 0;
 400     for( i = 0; i < MSI_MAX_PROPS; i++ )
 401     {
 402         sz = write_property_to_data( &si->property[i], NULL );
 403         if( !sz )
 404             continue;
 405         idofs[ section_hdr.cProperties ].propid = i;
 406         idofs[ section_hdr.cProperties ].dwOffset = section_hdr.cbSection;
 407         section_hdr.cProperties++;
 408         section_hdr.cbSection += sz;
 409     }
 410
 411     data = msi_alloc_zero( section_hdr.cbSection );
 412
 413     sz = 0;
 414     memcpy( &data[sz], &section_hdr, sizeof section_hdr );
 415     sz += sizeof section_hdr;
 416
 417     memcpy( &data[sz], idofs, section_hdr.cProperties * sizeof idofs[0] );
 418     sz += section_hdr.cProperties * sizeof idofs[0];
 419
 420     /* write out the data */
 421     for( i = 0; i < MSI_MAX_PROPS; i++ )
 422         sz += write_property_to_data( &si->property[i], &data[sz] );
 423
 424     r = IStream_Write( stm, data, sz, &count );
 425     msi_free( data );
 426     if( FAILED(r) || count != sz )
 427         return ret;
 428
 429     return ERROR_SUCCESS;
 430 }
 431
 432 MSISUMMARYINFO *MSI_GetSummaryInformationW( IStorage *stg, UINT uiUpdateCount )
 433 {
 434     IStream *stm = NULL;
 435     MSISUMMARYINFO *si;
 436     DWORD grfMode;
 437     HRESULT r;
 438
 439     TRACE("%p %d\n", stg, uiUpdateCount );
 440
 441     si = alloc_msiobject( MSIHANDLETYPE_SUMMARYINFO,
 442                   sizeof (MSISUMMARYINFO), MSI_CloseSummaryInfo );
 443     if( !si )
 444         return si;
 445
 446     memset( &si->property, 0, sizeof si->property );
 447     si->update_count = uiUpdateCount;
 448     IStorage_AddRef( stg );
 449     si->storage = stg;
 450
 451     /* read the stream... if we fail, we'll start with an empty property set */
 452     grfMode = STGM_READ | STGM_SHARE_EXCLUSIVE;
 453     r = IStorage_OpenStream( si->storage, szSumInfo, 0, grfMode, 0, &stm );
 454     if( SUCCEEDED(r) )
 455     {
 456         load_summary_info( si, stm );
 457         IStream_Release( stm );
 458     }
 459
 460     return si;
 461 }
 462
 463 UINT WINAPI MsiGetSummaryInformationW( MSIHANDLE hDatabase,
 464               LPCWSTR szDatabase, UINT uiUpdateCount, MSIHANDLE *pHandle )
 465 {
 466     MSISUMMARYINFO *si;
 467     MSIDATABASE *db;
 468     UINT ret = ERROR_FUNCTION_FAILED;
 469
 470     TRACE("%ld %s %d %p\n", hDatabase, debugstr_w(szDatabase),
 471            uiUpdateCount, pHandle);
 472
 473     if( !pHandle )
 474         return ERROR_INVALID_PARAMETER;
 475
 476     if( szDatabase )
 477     {
 478         ret = MSI_OpenDatabaseW( szDatabase, NULL, &db );
 479         if( ret != ERROR_SUCCESS )
 480             return ret;
 481     }
 482     else
 483     {
 484         db = msihandle2msiinfo( hDatabase, MSIHANDLETYPE_DATABASE );
 485         if( !db )
 486         {
 487             HRESULT hr;
 488             IWineMsiRemoteDatabase *remote_database;
 489
 490             remote_database = (IWineMsiRemoteDatabase *)msi_get_remote( hDatabase );
 491             if ( !remote_database )
 492                 return ERROR_INVALID_HANDLE;
 493
 494             hr = IWineMsiRemoteDatabase_GetSummaryInformation( remote_database,
 495                                                                uiUpdateCount, pHandle );
 496             IWineMsiRemoteDatabase_Release( remote_database );
 497
 498             if (FAILED(hr))
 499             {
 500                 if (HRESULT_FACILITY(hr) == FACILITY_WIN32)
 501                     return HRESULT_CODE(hr);
 502
 503                 return ERROR_FUNCTION_FAILED;
 504             }
 505
 506             return ERROR_SUCCESS;
 507         }
 508     }
 509
 510     si = MSI_GetSummaryInformationW( db->storage, uiUpdateCount );
 511     if (si)
 512     {
 513         *pHandle = alloc_msihandle( &si->hdr );
 514         if( *pHandle )
 515             ret = ERROR_SUCCESS;
 516         else
 517             ret = ERROR_NOT_ENOUGH_MEMORY;
 518         msiobj_release( &si->hdr );
 519     }
 520
 521     if( db )
 522         msiobj_release( &db->hdr );
 523
 524     return ret;
 525 }
 526
 527 UINT WINAPI MsiGetSummaryInformationA(MSIHANDLE hDatabase,
 528               LPCSTR szDatabase, UINT uiUpdateCount, MSIHANDLE *pHandle)
 529 {
 530     LPWSTR szwDatabase = NULL;
 531     UINT ret;
 532
 533     TRACE("%ld %s %d %p\n", hDatabase, debugstr_a(szDatabase),
 534           uiUpdateCount, pHandle);
 535
 536     if( szDatabase )
 537     {
 538         szwDatabase = strdupAtoW( szDatabase );
 539         if( !szwDatabase )
 540             return ERROR_FUNCTION_FAILED;
 541     }
 542
 543     ret = MsiGetSummaryInformationW(hDatabase, szwDatabase, uiUpdateCount, pHandle);
 544
 545     msi_free( szwDatabase );
 546
 547     return ret;
 548 }
 549
 550 UINT WINAPI MsiSummaryInfoGetPropertyCount(MSIHANDLE hSummaryInfo, PUINT pCount)
 551 {
 552     MSISUMMARYINFO *si;
 553
 554     TRACE("%ld %p\n", hSummaryInfo, pCount);
 555
 556     si = msihandle2msiinfo( hSummaryInfo, MSIHANDLETYPE_SUMMARYINFO );
 557     if( !si )
 558         return ERROR_INVALID_HANDLE;
 559
 560     if( pCount )
 561         *pCount = get_property_count( si->property );
 562     msiobj_release( &si->hdr );
 563
 564     return ERROR_SUCCESS;
 565 }
 566
 567 static UINT get_prop( MSIHANDLE handle, UINT uiProperty, UINT *puiDataType,
 568           INT *piValue, FILETIME *pftValue, awstring *str, DWORD *pcchValueBuf)
 569 {
 570     MSISUMMARYINFO *si;
 571     PROPVARIANT *prop;
 572     UINT ret = ERROR_SUCCESS;
 573
 574     TRACE("%ld %d %p %p %p %p %p\n", handle, uiProperty, puiDataType,
 575           piValue, pftValue, str, pcchValueBuf);
 576
 577     if ( uiProperty >= MSI_MAX_PROPS )
 578     {
 579         if (puiDataType) *puiDataType = VT_EMPTY;
 580         return ERROR_UNKNOWN_PROPERTY;
 581     }
 582
 583     si = msihandle2msiinfo( handle, MSIHANDLETYPE_SUMMARYINFO );
 584     if( !si )
 585         return ERROR_INVALID_HANDLE;
 586
 587     prop = &si->property[uiProperty];
 588
 589     if( puiDataType )
 590         *puiDataType = prop->vt;
 591
 592     switch( prop->vt )
 593     {
 594     case VT_I2:
 595         if( piValue )
 596             *piValue = prop->u.iVal;
 597         break;
 598     case VT_I4:
 599         if( piValue )
 600             *piValue = prop->u.lVal;
 601         break;
 602     case VT_LPSTR:
 603         if( pcchValueBuf )
 604         {
 605             DWORD len = 0;
 606
 607             if( str->unicode )
 608             {
 609                 len = MultiByteToWideChar( CP_ACP, 0, prop->u.pszVal, -1,
 610                                            str->str.w, *pcchValueBuf );
 611                 len--;
 612             }
 613             else
 614             {
 615                 len = lstrlenA( prop->u.pszVal );
 616                 if( str->str.a )
 617                     lstrcpynA(str->str.a, prop->u.pszVal, *pcchValueBuf );
 618             }
 619             if (len >= *pcchValueBuf)
 620                 ret = ERROR_MORE_DATA;
 621             *pcchValueBuf = len;
 622         }
 623         break;
 624     case VT_FILETIME:
 625         if( pftValue )
 626             *pftValue = prop->u.filetime;
 627         break;
 628     case VT_EMPTY:
 629         break;
 630     default:
 631         FIXME("Unknown property variant type\n");
 632         break;
 633     }
 634     msiobj_release( &si->hdr );
 635     return ret;
 636 }
 637
 638 LPWSTR msi_suminfo_dup_string( MSISUMMARYINFO *si, UINT uiProperty )
 639 {
 640     PROPVARIANT *prop;
 641
 642     if ( uiProperty >= MSI_MAX_PROPS )
 643         return NULL;
 644     prop = &si->property[uiProperty];
 645     if( prop->vt != VT_LPSTR )
 646         return NULL;
 647     return strdupAtoW( prop->u.pszVal );
 648 }
 649
 650 LPWSTR msi_get_suminfo_product( IStorage *stg )
 651 {
 652     MSISUMMARYINFO *si;
 653     LPWSTR prod;
 654
 655     si = MSI_GetSummaryInformationW( stg, 0 );
 656     if (!si)
 657     {
 658         ERR("no summary information!\n");
 659         return NULL;
 660     }
 661     prod = msi_suminfo_dup_string( si, PID_REVNUMBER );
 662     msiobj_release( &si->hdr );
 663     return prod;
 664 }
 665
 666 UINT WINAPI MsiSummaryInfoGetPropertyA(
 667       MSIHANDLE handle, UINT uiProperty, PUINT puiDataType, LPINT piValue,
 668       FILETIME *pftValue, LPSTR szValueBuf, LPDWORD pcchValueBuf)
 669 {
 670     awstring str;
 671
 672     TRACE("%ld %d %p %p %p %p %p\n", handle, uiProperty, puiDataType,
 673           piValue, pftValue, szValueBuf, pcchValueBuf );
 674
 675     str.unicode = FALSE;
 676     str.str.a = szValueBuf;
 677
 678     return get_prop( handle, uiProperty, puiDataType, piValue,
 679                      pftValue, &str, pcchValueBuf );
 680 }
 681
 682 UINT WINAPI MsiSummaryInfoGetPropertyW(
 683       MSIHANDLE handle, UINT uiProperty, PUINT puiDataType, LPINT piValue,
 684       FILETIME *pftValue, LPWSTR szValueBuf, LPDWORD pcchValueBuf)
 685 {
 686     awstring str;
 687
 688     TRACE("%ld %d %p %p %p %p %p\n", handle, uiProperty, puiDataType,
 689           piValue, pftValue, szValueBuf, pcchValueBuf );
 690
 691     str.unicode = TRUE;
 692     str.str.w = szValueBuf;
 693
 694     return get_prop( handle, uiProperty, puiDataType, piValue,
 695                      pftValue, &str, pcchValueBuf );
 696 }
 697
 698 static UINT set_prop( MSIHANDLE handle, UINT uiProperty, UINT uiDataType,
 699                INT iValue, FILETIME* pftValue, awcstring *str )
 700 {
 701     MSISUMMARYINFO *si;
 702     PROPVARIANT *prop;
 703     UINT type, len, ret = ERROR_SUCCESS;
 704
 705     TRACE("%ld %u %u %i %p %p\n", handle, uiProperty, uiDataType,
 706           iValue, pftValue, str );
 707
 708     type = get_type( uiProperty );
 709     if( type == VT_EMPTY || type != uiDataType )
 710         return ERROR_DATATYPE_MISMATCH;
 711
 712     if( uiDataType == VT_LPSTR && !str->str.w )
 713         return ERROR_INVALID_PARAMETER;
 714
 715     if( uiDataType == VT_FILETIME && !pftValue )
 716         return ERROR_INVALID_PARAMETER;
 717
 718     si = msihandle2msiinfo( handle, MSIHANDLETYPE_SUMMARYINFO );
 719     if( !si )
 720         return ERROR_INVALID_HANDLE;
 721
 722     prop = &si->property[uiProperty];
 723
 724     if( prop->vt == VT_EMPTY )
 725     {
 726         if( !si->update_count )
 727         {
 728             ret = ERROR_FUNCTION_FAILED;
 729             goto end;
 730         }
 731         si->update_count--;
 732     }
 733     else if( prop->vt != type )
 734         goto end;
 735
 736     free_prop( prop );
 737     prop->vt = type;
 738     switch( type )
 739     {
 740     case VT_I4:
 741         prop->u.lVal = iValue;
 742         break;
 743     case VT_I2:
 744         prop->u.iVal = iValue;
 745         break;
 746     case VT_FILETIME:
 747         prop->u.filetime = *pftValue;
 748         break;
 749     case VT_LPSTR:
 750         if( str->unicode )
 751         {
 752             len = WideCharToMultiByte( CP_ACP, 0, str->str.w, -1,
 753                                        NULL, 0, NULL, NULL );
 754             prop->u.pszVal = msi_alloc( len );
 755             WideCharToMultiByte( CP_ACP, 0, str->str.w, -1,
 756                                  prop->u.pszVal, len, NULL, NULL );
 757         }
 758         else
 759         {
 760             len = lstrlenA( str->str.a ) + 1;
 761             prop->u.pszVal = msi_alloc( len );
 762             lstrcpyA( prop->u.pszVal, str->str.a );
 763         }
 764         break;
 765     }
 766
 767 end:
 768     msiobj_release( &si->hdr );
 769     return ret;
 770 }
 771
 772 UINT WINAPI MsiSummaryInfoSetPropertyW( MSIHANDLE handle, UINT uiProperty,
 773                UINT uiDataType, INT iValue, FILETIME* pftValue, LPCWSTR szValue )
 774 {
 775     awcstring str;
 776
 777     TRACE("%ld %u %u %i %p %s\n", handle, uiProperty, uiDataType,
 778           iValue, pftValue, debugstr_w(szValue) );
 779
 780     str.unicode = TRUE;
 781     str.str.w = szValue;
 782     return set_prop( handle, uiProperty, uiDataType, iValue, pftValue, &str );
 783 }
 784
 785 UINT WINAPI MsiSummaryInfoSetPropertyA( MSIHANDLE handle, UINT uiProperty,
 786                UINT uiDataType, INT iValue, FILETIME* pftValue, LPCSTR szValue )
 787 {
 788     awcstring str;
 789
 790     TRACE("%ld %u %u %i %p %s\n", handle, uiProperty, uiDataType,
 791           iValue, pftValue, debugstr_a(szValue) );
 792
 793     str.unicode = FALSE;
 794     str.str.a = szValue;
 795     return set_prop( handle, uiProperty, uiDataType, iValue, pftValue, &str );
 796 }
 797
 798 UINT WINAPI MsiSummaryInfoPersist( MSIHANDLE handle )
 799 {
 800     IStream *stm = NULL;
 801     MSISUMMARYINFO *si;
 802     DWORD grfMode;
 803     HRESULT r;
 804     UINT ret = ERROR_FUNCTION_FAILED;
 805
 806     TRACE("%ld\n", handle );
 807
 808     si = msihandle2msiinfo( handle, MSIHANDLETYPE_SUMMARYINFO );
 809     if( !si )
 810         return ERROR_INVALID_HANDLE;
 811
 812     grfMode = STGM_CREATE | STGM_READWRITE | STGM_SHARE_EXCLUSIVE;
 813     r = IStorage_CreateStream( si->storage, szSumInfo, grfMode, 0, 0, &stm );
 814     if( SUCCEEDED(r) )
 815     {
 816         ret = save_summary_info( si, stm );
 817         IStream_Release( stm );
 818     }
 819     msiobj_release( &si->hdr );
 820
 821     return ret;
 822 }