2 * Implementation of the Microsoft Installer (msi.dll)
4 * Copyright 2002-2004 Mike McCormack for CodeWeavers
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.
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.
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
29 #include "wine/debug.h"
42 WINE_DEFAULT_DEBUG_CHANNEL(msidb);
44 #define MSIFIELD_NULL 0
45 #define MSIFIELD_INT 1
46 #define MSIFIELD_STR 2
47 #define MSIFIELD_WSTR 3
48 #define MSIFIELD_STREAM 4
50 static void MSI_FreeField( MSIFIELD *field )
58 msi_free( field->u.szwVal);
61 IStream_Release( field->u.stream );
64 ERR("Invalid field type %d\n", field->type);
68 static void MSI_CloseRecord( MSIOBJECTHDR *arg )
70 MSIRECORD *rec = (MSIRECORD *) arg;
73 for( i=0; i<=rec->count; i++ )
74 MSI_FreeField( &rec->fields[i] );
77 MSIRECORD *MSI_CreateRecord( unsigned int cParams )
82 TRACE("%d\n", cParams);
87 len = sizeof (MSIRECORD) + sizeof (MSIFIELD)*cParams;
88 rec = alloc_msiobject( MSIHANDLETYPE_RECORD, len, MSI_CloseRecord );
94 MSIHANDLE WINAPI MsiCreateRecord( unsigned int cParams )
99 TRACE("%d\n", cParams);
101 rec = MSI_CreateRecord( cParams );
104 ret = alloc_msihandle( &rec->hdr );
105 msiobj_release( &rec->hdr );
110 unsigned int MSI_RecordGetFieldCount( MSIRECORD *rec )
115 unsigned int WINAPI MsiRecordGetFieldCount( MSIHANDLE handle )
120 TRACE("%ld\n", handle );
122 rec = msihandle2msiinfo( handle, MSIHANDLETYPE_RECORD );
126 msiobj_lock( &rec->hdr );
127 ret = MSI_RecordGetFieldCount( rec );
128 msiobj_unlock( &rec->hdr );
129 msiobj_release( &rec->hdr );
134 static BOOL string2intW( LPCWSTR str, int *out )
139 if( *p == '-' ) /* skip the minus sign */
143 if( (*p < '0') || (*p > '9') )
150 if( str[0] == '-' ) /* check if it's negative */
157 int MSI_RecordGetInteger( MSIRECORD *rec, unsigned int iField)
161 TRACE("%p %d\n", rec, iField );
163 if( iField > rec->count )
164 return MSI_NULL_INTEGER;
166 switch( rec->fields[iField].type )
169 return rec->fields[iField].u.iVal;
171 if( string2intW( rec->fields[iField].u.szwVal, &ret ) )
173 return MSI_NULL_INTEGER;
178 return MSI_NULL_INTEGER;
181 int WINAPI MsiRecordGetInteger( MSIHANDLE handle, unsigned int iField)
186 TRACE("%ld %d\n", handle, iField );
188 rec = msihandle2msiinfo( handle, MSIHANDLETYPE_RECORD );
190 return MSI_NULL_INTEGER;
192 msiobj_lock( &rec->hdr );
193 ret = MSI_RecordGetInteger( rec, iField );
194 msiobj_unlock( &rec->hdr );
195 msiobj_release( &rec->hdr );
200 UINT WINAPI MsiRecordClearData( MSIHANDLE handle )
205 TRACE("%ld\n", handle );
207 rec = msihandle2msiinfo( handle, MSIHANDLETYPE_RECORD );
209 return ERROR_INVALID_HANDLE;
211 msiobj_lock( &rec->hdr );
212 for( i=0; i<=rec->count; i++)
214 MSI_FreeField( &rec->fields[i] );
215 rec->fields[i].type = MSIFIELD_NULL;
216 rec->fields[i].u.iVal = 0;
218 msiobj_unlock( &rec->hdr );
219 msiobj_release( &rec->hdr );
221 return ERROR_SUCCESS;
224 UINT MSI_RecordSetInteger( MSIRECORD *rec, unsigned int iField, int iVal )
226 TRACE("%p %u %d\n", rec, iField, iVal);
228 if( iField > rec->count )
229 return ERROR_INVALID_PARAMETER;
231 MSI_FreeField( &rec->fields[iField] );
232 rec->fields[iField].type = MSIFIELD_INT;
233 rec->fields[iField].u.iVal = iVal;
235 return ERROR_SUCCESS;
238 UINT WINAPI MsiRecordSetInteger( MSIHANDLE handle, unsigned int iField, int iVal )
243 TRACE("%ld %u %d\n", handle, iField, iVal);
245 rec = msihandle2msiinfo( handle, MSIHANDLETYPE_RECORD );
247 return ERROR_INVALID_HANDLE;
249 msiobj_lock( &rec->hdr );
250 ret = MSI_RecordSetInteger( rec, iField, iVal );
251 msiobj_unlock( &rec->hdr );
252 msiobj_release( &rec->hdr );
256 BOOL MSI_RecordIsNull( MSIRECORD *rec, unsigned int iField )
260 TRACE("%p %d\n", rec, iField );
262 r = ( iField > rec->count ) ||
263 ( rec->fields[iField].type == MSIFIELD_NULL );
268 BOOL WINAPI MsiRecordIsNull( MSIHANDLE handle, unsigned int iField )
273 TRACE("%ld %d\n", handle, iField );
275 rec = msihandle2msiinfo( handle, MSIHANDLETYPE_RECORD );
278 msiobj_lock( &rec->hdr );
279 ret = MSI_RecordIsNull( rec, iField );
280 msiobj_unlock( &rec->hdr );
281 msiobj_release( &rec->hdr );
286 UINT MSI_RecordGetStringA(MSIRECORD *rec, unsigned int iField,
287 LPSTR szValue, DWORD *pcchValue)
292 TRACE("%p %d %p %p\n", rec, iField, szValue, pcchValue);
294 if( iField > rec->count )
295 return ERROR_INVALID_PARAMETER;
298 switch( rec->fields[iField].type )
301 wsprintfA(buffer, "%d", rec->fields[iField].u.iVal);
302 len = lstrlenA( buffer );
303 lstrcpynA(szValue, buffer, *pcchValue);
306 len = WideCharToMultiByte( CP_ACP, 0, rec->fields[iField].u.szwVal, -1,
307 NULL, 0 , NULL, NULL);
308 WideCharToMultiByte( CP_ACP, 0, rec->fields[iField].u.szwVal, -1,
309 szValue, *pcchValue, NULL, NULL);
310 if( *pcchValue && len>*pcchValue )
311 szValue[*pcchValue-1] = 0;
320 ret = ERROR_INVALID_PARAMETER;
324 if( *pcchValue < len )
325 ret = ERROR_MORE_DATA;
331 UINT WINAPI MsiRecordGetStringA(MSIHANDLE handle, unsigned int iField,
332 LPSTR szValue, DWORD *pcchValue)
337 TRACE("%ld %d %p %p\n", handle, iField, szValue, pcchValue);
339 rec = msihandle2msiinfo( handle, MSIHANDLETYPE_RECORD );
341 return ERROR_INVALID_HANDLE;
342 msiobj_lock( &rec->hdr );
343 ret = MSI_RecordGetStringA( rec, iField, szValue, pcchValue);
344 msiobj_unlock( &rec->hdr );
345 msiobj_release( &rec->hdr );
349 const WCHAR *MSI_RecordGetString( MSIRECORD *rec, unsigned int iField )
351 if( iField > rec->count )
354 if( rec->fields[iField].type != MSIFIELD_WSTR )
357 return rec->fields[iField].u.szwVal;
360 UINT MSI_RecordGetStringW(MSIRECORD *rec, unsigned int iField,
361 LPWSTR szValue, DWORD *pcchValue)
365 static const WCHAR szFormat[] = { '%','d',0 };
367 TRACE("%p %d %p %p\n", rec, iField, szValue, pcchValue);
369 if( iField > rec->count )
370 return ERROR_INVALID_PARAMETER;
373 switch( rec->fields[iField].type )
376 wsprintfW(buffer, szFormat, rec->fields[iField].u.iVal);
377 len = lstrlenW( buffer );
378 lstrcpynW(szValue, buffer, *pcchValue);
381 len = lstrlenW( rec->fields[iField].u.szwVal );
382 lstrcpynW(szValue, rec->fields[iField].u.szwVal, *pcchValue);
392 if( *pcchValue < len )
393 ret = ERROR_MORE_DATA;
399 UINT WINAPI MsiRecordGetStringW(MSIHANDLE handle, unsigned int iField,
400 LPWSTR szValue, DWORD *pcchValue)
405 TRACE("%ld %d %p %p\n", handle, iField, szValue, pcchValue);
407 rec = msihandle2msiinfo( handle, MSIHANDLETYPE_RECORD );
409 return ERROR_INVALID_HANDLE;
411 msiobj_lock( &rec->hdr );
412 ret = MSI_RecordGetStringW( rec, iField, szValue, pcchValue );
413 msiobj_unlock( &rec->hdr );
414 msiobj_release( &rec->hdr );
418 static UINT msi_get_stream_size( IStream *stm )
423 r = IStream_Stat( stm, &stat, STATFLAG_NONAME );
426 return stat.cbSize.QuadPart;
429 UINT MSI_RecordDataSize(MSIRECORD *rec, unsigned int iField)
431 TRACE("%p %d\n", rec, iField);
433 if( iField > rec->count )
436 switch( rec->fields[iField].type )
441 return lstrlenW( rec->fields[iField].u.szwVal );
444 case MSIFIELD_STREAM:
445 return msi_get_stream_size( rec->fields[iField].u.stream );
450 UINT WINAPI MsiRecordDataSize(MSIHANDLE handle, unsigned int iField)
455 TRACE("%ld %d\n", handle, iField);
457 rec = msihandle2msiinfo( handle, MSIHANDLETYPE_RECORD );
460 msiobj_lock( &rec->hdr );
461 ret = MSI_RecordDataSize( rec, iField);
462 msiobj_unlock( &rec->hdr );
463 msiobj_release( &rec->hdr );
467 UINT MSI_RecordSetStringA( MSIRECORD *rec, unsigned int iField, LPCSTR szValue )
471 TRACE("%p %d %s\n", rec, iField, debugstr_a(szValue));
473 if( iField > rec->count )
474 return ERROR_INVALID_FIELD;
476 MSI_FreeField( &rec->fields[iField] );
477 if( szValue && szValue[0] )
479 str = strdupAtoW( szValue );
480 rec->fields[iField].type = MSIFIELD_WSTR;
481 rec->fields[iField].u.szwVal = str;
485 rec->fields[iField].type = MSIFIELD_NULL;
486 rec->fields[iField].u.szwVal = NULL;
492 UINT WINAPI MsiRecordSetStringA( MSIHANDLE handle, unsigned int iField, LPCSTR szValue )
497 TRACE("%ld %d %s\n", handle, iField, debugstr_a(szValue));
499 rec = msihandle2msiinfo( handle, MSIHANDLETYPE_RECORD );
501 return ERROR_INVALID_HANDLE;
502 msiobj_lock( &rec->hdr );
503 ret = MSI_RecordSetStringA( rec, iField, szValue );
504 msiobj_unlock( &rec->hdr );
505 msiobj_release( &rec->hdr );
509 UINT MSI_RecordSetStringW( MSIRECORD *rec, unsigned int iField, LPCWSTR szValue )
513 TRACE("%p %d %s\n", rec, iField, debugstr_w(szValue));
515 if( iField > rec->count )
516 return ERROR_INVALID_FIELD;
518 MSI_FreeField( &rec->fields[iField] );
520 if( szValue && szValue[0] )
522 str = strdupW( szValue );
523 rec->fields[iField].type = MSIFIELD_WSTR;
524 rec->fields[iField].u.szwVal = str;
528 rec->fields[iField].type = MSIFIELD_NULL;
529 rec->fields[iField].u.szwVal = NULL;
535 UINT WINAPI MsiRecordSetStringW( MSIHANDLE handle, unsigned int iField, LPCWSTR szValue )
540 TRACE("%ld %d %s\n", handle, iField, debugstr_w(szValue));
542 rec = msihandle2msiinfo( handle, MSIHANDLETYPE_RECORD );
544 return ERROR_INVALID_HANDLE;
546 msiobj_lock( &rec->hdr );
547 ret = MSI_RecordSetStringW( rec, iField, szValue );
548 msiobj_unlock( &rec->hdr );
549 msiobj_release( &rec->hdr );
553 /* read the data in a file into an IStream */
554 static UINT RECORD_StreamFromFile(LPCWSTR szFile, IStream **pstm)
556 DWORD sz, szHighWord = 0, read;
560 ULARGE_INTEGER ulSize;
562 TRACE("reading %s\n", debugstr_w(szFile));
564 /* read the file into memory */
565 handle = CreateFileW(szFile, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, NULL);
566 if( handle == INVALID_HANDLE_VALUE )
567 return GetLastError();
568 sz = GetFileSize(handle, &szHighWord);
569 if( sz != INVALID_FILE_SIZE && szHighWord == 0 )
571 hGlob = GlobalAlloc(GMEM_FIXED, sz);
574 BOOL r = ReadFile(handle, hGlob, sz, &read, NULL);
584 return ERROR_FUNCTION_FAILED;
586 /* make a stream out of it, and set the correct file size */
587 hr = CreateStreamOnHGlobal(hGlob, TRUE, pstm);
591 return ERROR_FUNCTION_FAILED;
594 /* set the correct size - CreateStreamOnHGlobal screws it up */
595 ulSize.QuadPart = sz;
596 IStream_SetSize(*pstm, ulSize);
598 TRACE("read %s, %ld bytes into IStream %p\n", debugstr_w(szFile), sz, *pstm);
600 return ERROR_SUCCESS;
603 UINT MSI_RecordSetStreamW(MSIRECORD *rec, unsigned int iField, LPCWSTR szFilename)
608 if( (iField == 0) || (iField > rec->count) )
609 return ERROR_INVALID_PARAMETER;
611 /* no filename means we should seek back to the start of the stream */
617 if( rec->fields[iField].type != MSIFIELD_STREAM )
618 return ERROR_INVALID_FIELD;
620 stm = rec->fields[iField].u.stream;
622 return ERROR_INVALID_FIELD;
625 r = IStream_Seek( stm, ofs, STREAM_SEEK_SET, &cur );
627 return ERROR_FUNCTION_FAILED;
631 /* read the file into a stream and save the stream in the record */
632 r = RECORD_StreamFromFile(szFilename, &stm);
633 if( r != ERROR_SUCCESS )
636 /* if all's good, store it in the record */
637 MSI_FreeField( &rec->fields[iField] );
638 rec->fields[iField].type = MSIFIELD_STREAM;
639 rec->fields[iField].u.stream = stm;
642 return ERROR_SUCCESS;
645 UINT WINAPI MsiRecordSetStreamA(MSIHANDLE hRecord, unsigned int iField, LPCSTR szFilename)
650 TRACE("%ld %d %s\n", hRecord, iField, debugstr_a(szFilename));
654 wstr = strdupAtoW( szFilename );
656 return ERROR_OUTOFMEMORY;
658 ret = MsiRecordSetStreamW(hRecord, iField, wstr);
664 UINT WINAPI MsiRecordSetStreamW(MSIHANDLE handle, unsigned int iField, LPCWSTR szFilename)
669 TRACE("%ld %d %s\n", handle, iField, debugstr_w(szFilename));
671 rec = msihandle2msiinfo( handle, MSIHANDLETYPE_RECORD );
673 return ERROR_INVALID_HANDLE;
675 msiobj_lock( &rec->hdr );
676 ret = MSI_RecordSetStreamW( rec, iField, szFilename );
677 msiobj_unlock( &rec->hdr );
678 msiobj_release( &rec->hdr );
682 UINT MSI_RecordReadStream(MSIRECORD *rec, unsigned int iField, char *buf, DWORD *sz)
688 TRACE("%p %d %p %p\n", rec, iField, buf, sz);
691 return ERROR_INVALID_PARAMETER;
693 if( iField > rec->count)
694 return ERROR_INVALID_PARAMETER;
696 if( rec->fields[iField].type != MSIFIELD_STREAM )
697 return ERROR_INVALID_DATATYPE;
699 stm = rec->fields[iField].u.stream;
701 return ERROR_INVALID_PARAMETER;
703 /* if there's no buffer pointer, calculate the length to the end */
707 ULARGE_INTEGER end, cur;
709 ofs.QuadPart = cur.QuadPart = 0;
711 r = IStream_Seek( stm, ofs, STREAM_SEEK_SET, &cur );
712 IStream_Seek( stm, ofs, STREAM_SEEK_END, &end );
713 ofs.QuadPart = cur.QuadPart;
714 IStream_Seek( stm, ofs, STREAM_SEEK_SET, &cur );
715 *sz = end.QuadPart - cur.QuadPart;
717 return ERROR_SUCCESS;
722 r = IStream_Read( stm, buf, *sz, &count );
726 return ERROR_FUNCTION_FAILED;
731 return ERROR_SUCCESS;
734 UINT WINAPI MsiRecordReadStream(MSIHANDLE handle, unsigned int iField, char *buf, DWORD *sz)
739 TRACE("%ld %d %p %p\n", handle, iField, buf, sz);
741 rec = msihandle2msiinfo( handle, MSIHANDLETYPE_RECORD );
743 return ERROR_INVALID_HANDLE;
744 msiobj_lock( &rec->hdr );
745 ret = MSI_RecordReadStream( rec, iField, buf, sz );
746 msiobj_unlock( &rec->hdr );
747 msiobj_release( &rec->hdr );
751 UINT MSI_RecordSetIStream( MSIRECORD *rec, unsigned int iField, IStream *stm )
753 TRACE("%p %d %p\n", rec, iField, stm);
755 if( iField > rec->count )
756 return ERROR_INVALID_FIELD;
758 MSI_FreeField( &rec->fields[iField] );
760 rec->fields[iField].type = MSIFIELD_STREAM;
761 rec->fields[iField].u.stream = stm;
762 IStream_AddRef( stm );
764 return ERROR_SUCCESS;
767 UINT MSI_RecordGetIStream( MSIRECORD *rec, unsigned int iField, IStream **pstm)
769 TRACE("%p %d %p\n", rec, iField, pstm);
771 if( iField > rec->count )
772 return ERROR_INVALID_FIELD;
774 if( rec->fields[iField].type != MSIFIELD_STREAM )
775 return ERROR_INVALID_FIELD;
777 *pstm = rec->fields[iField].u.stream;
778 IStream_AddRef( *pstm );
780 return ERROR_SUCCESS;
783 static UINT msi_dump_stream_to_file( IStream *stm, LPCWSTR name )
791 stgm = STGM_READWRITE | STGM_SHARE_EXCLUSIVE | STGM_FAILIFTHERE;
792 r = SHCreateStreamOnFileW( name, stgm, &out );
794 return ERROR_FUNCTION_FAILED;
797 r = IStream_Seek( stm, pos, STREAM_SEEK_END, &size );
802 r = IStream_Seek( stm, pos, STREAM_SEEK_SET, NULL );
806 r = IStream_CopyTo( stm, out, size, NULL, NULL );
809 IStream_Release( out );
811 return ERROR_FUNCTION_FAILED;
812 return ERROR_SUCCESS;
815 UINT MSI_RecordStreamToFile( MSIRECORD *rec, unsigned int iField, LPCWSTR name )
820 TRACE("%p %u %s\n", rec, iField, debugstr_w(name));
822 msiobj_lock( &rec->hdr );
824 r = MSI_RecordGetIStream( rec, iField, &stm );
825 if( r == ERROR_SUCCESS )
827 r = msi_dump_stream_to_file( stm, name );
828 IStream_Release( stm );
831 msiobj_unlock( &rec->hdr );