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_WSTR 3
47 #define MSIFIELD_STREAM 4
49 static void MSI_FreeField( MSIFIELD *field )
57 msi_free( field->u.szwVal);
60 IStream_Release( field->u.stream );
63 ERR("Invalid field type %d\n", field->type);
67 static void MSI_CloseRecord( MSIOBJECTHDR *arg )
69 MSIRECORD *rec = (MSIRECORD *) arg;
72 for( i=0; i<=rec->count; i++ )
73 MSI_FreeField( &rec->fields[i] );
76 MSIRECORD *MSI_CreateRecord( UINT cParams )
81 TRACE("%d\n", cParams);
86 len = sizeof (MSIRECORD) + sizeof (MSIFIELD)*cParams;
87 rec = alloc_msiobject( MSIHANDLETYPE_RECORD, len, MSI_CloseRecord );
93 MSIHANDLE WINAPI MsiCreateRecord( UINT cParams )
98 TRACE("%d\n", cParams);
100 rec = MSI_CreateRecord( cParams );
103 ret = alloc_msihandle( &rec->hdr );
104 msiobj_release( &rec->hdr );
109 UINT MSI_RecordGetFieldCount( const MSIRECORD *rec )
114 UINT WINAPI MsiRecordGetFieldCount( MSIHANDLE handle )
119 TRACE("%ld\n", handle );
121 rec = msihandle2msiinfo( handle, MSIHANDLETYPE_RECORD );
125 msiobj_lock( &rec->hdr );
126 ret = MSI_RecordGetFieldCount( rec );
127 msiobj_unlock( &rec->hdr );
128 msiobj_release( &rec->hdr );
133 static BOOL string2intW( LPCWSTR str, int *out )
138 if( *p == '-' ) /* skip the minus sign */
142 if( (*p < '0') || (*p > '9') )
149 if( str[0] == '-' ) /* check if it's negative */
156 UINT MSI_RecordCopyField( MSIRECORD *in_rec, UINT in_n,
157 MSIRECORD *out_rec, UINT out_n )
159 UINT r = ERROR_SUCCESS;
161 msiobj_lock( &in_rec->hdr );
163 if ( in_n > in_rec->count || out_n > out_rec->count )
164 r = ERROR_FUNCTION_FAILED;
165 else if ( in_rec != out_rec || in_n != out_n )
170 in = &in_rec->fields[in_n];
171 out = &out_rec->fields[out_n];
178 out->u.iVal = in->u.iVal;
181 str = strdupW( in->u.szwVal );
183 r = ERROR_OUTOFMEMORY;
187 case MSIFIELD_STREAM:
188 IStream_AddRef( in->u.stream );
189 out->u.stream = in->u.stream;
192 ERR("invalid field type %d\n", in->type);
194 if (r == ERROR_SUCCESS)
195 out->type = in->type;
198 msiobj_unlock( &in_rec->hdr );
203 int MSI_RecordGetInteger( MSIRECORD *rec, UINT iField)
207 TRACE("%p %d\n", rec, iField );
209 if( iField > rec->count )
210 return MSI_NULL_INTEGER;
212 switch( rec->fields[iField].type )
215 return rec->fields[iField].u.iVal;
217 if( string2intW( rec->fields[iField].u.szwVal, &ret ) )
219 return MSI_NULL_INTEGER;
224 return MSI_NULL_INTEGER;
227 int WINAPI MsiRecordGetInteger( MSIHANDLE handle, UINT iField)
232 TRACE("%ld %d\n", handle, iField );
234 rec = msihandle2msiinfo( handle, MSIHANDLETYPE_RECORD );
236 return MSI_NULL_INTEGER;
238 msiobj_lock( &rec->hdr );
239 ret = MSI_RecordGetInteger( rec, iField );
240 msiobj_unlock( &rec->hdr );
241 msiobj_release( &rec->hdr );
246 UINT WINAPI MsiRecordClearData( MSIHANDLE handle )
251 TRACE("%ld\n", handle );
253 rec = msihandle2msiinfo( handle, MSIHANDLETYPE_RECORD );
255 return ERROR_INVALID_HANDLE;
257 msiobj_lock( &rec->hdr );
258 for( i=0; i<=rec->count; i++)
260 MSI_FreeField( &rec->fields[i] );
261 rec->fields[i].type = MSIFIELD_NULL;
262 rec->fields[i].u.iVal = 0;
264 msiobj_unlock( &rec->hdr );
265 msiobj_release( &rec->hdr );
267 return ERROR_SUCCESS;
270 UINT MSI_RecordSetInteger( MSIRECORD *rec, UINT iField, int iVal )
272 TRACE("%p %u %d\n", rec, iField, iVal);
274 if( iField > rec->count )
275 return ERROR_INVALID_PARAMETER;
277 MSI_FreeField( &rec->fields[iField] );
278 rec->fields[iField].type = MSIFIELD_INT;
279 rec->fields[iField].u.iVal = iVal;
281 return ERROR_SUCCESS;
284 UINT WINAPI MsiRecordSetInteger( MSIHANDLE handle, UINT iField, int iVal )
289 TRACE("%ld %u %d\n", handle, iField, iVal);
291 rec = msihandle2msiinfo( handle, MSIHANDLETYPE_RECORD );
293 return ERROR_INVALID_HANDLE;
295 msiobj_lock( &rec->hdr );
296 ret = MSI_RecordSetInteger( rec, iField, iVal );
297 msiobj_unlock( &rec->hdr );
298 msiobj_release( &rec->hdr );
302 BOOL MSI_RecordIsNull( MSIRECORD *rec, UINT iField )
306 TRACE("%p %d\n", rec, iField );
308 r = ( iField > rec->count ) ||
309 ( rec->fields[iField].type == MSIFIELD_NULL );
314 BOOL WINAPI MsiRecordIsNull( MSIHANDLE handle, UINT iField )
319 TRACE("%ld %d\n", handle, iField );
321 rec = msihandle2msiinfo( handle, MSIHANDLETYPE_RECORD );
324 msiobj_lock( &rec->hdr );
325 ret = MSI_RecordIsNull( rec, iField );
326 msiobj_unlock( &rec->hdr );
327 msiobj_release( &rec->hdr );
332 UINT MSI_RecordGetStringA(MSIRECORD *rec, UINT iField,
333 LPSTR szValue, LPDWORD pcchValue)
338 TRACE("%p %d %p %p\n", rec, iField, szValue, pcchValue);
340 if( iField > rec->count )
342 if ( szValue && *pcchValue > 0 )
346 return ERROR_SUCCESS;
350 switch( rec->fields[iField].type )
353 wsprintfA(buffer, "%d", rec->fields[iField].u.iVal);
354 len = lstrlenA( buffer );
356 lstrcpynA(szValue, buffer, *pcchValue);
359 len = WideCharToMultiByte( CP_ACP, 0, rec->fields[iField].u.szwVal, -1,
360 NULL, 0 , NULL, NULL);
361 WideCharToMultiByte( CP_ACP, 0, rec->fields[iField].u.szwVal, -1,
362 szValue, *pcchValue, NULL, NULL);
363 if( szValue && *pcchValue && len>*pcchValue )
364 szValue[*pcchValue-1] = 0;
373 ret = ERROR_INVALID_PARAMETER;
377 if( szValue && *pcchValue <= len )
378 ret = ERROR_MORE_DATA;
384 UINT WINAPI MsiRecordGetStringA(MSIHANDLE handle, UINT iField,
385 LPSTR szValue, LPDWORD pcchValue)
390 TRACE("%ld %d %p %p\n", handle, iField, szValue, pcchValue);
392 rec = msihandle2msiinfo( handle, MSIHANDLETYPE_RECORD );
394 return ERROR_INVALID_HANDLE;
395 msiobj_lock( &rec->hdr );
396 ret = MSI_RecordGetStringA( rec, iField, szValue, pcchValue);
397 msiobj_unlock( &rec->hdr );
398 msiobj_release( &rec->hdr );
402 const WCHAR *MSI_RecordGetString( const MSIRECORD *rec, UINT iField )
404 if( iField > rec->count )
407 if( rec->fields[iField].type != MSIFIELD_WSTR )
410 return rec->fields[iField].u.szwVal;
413 UINT MSI_RecordGetStringW(MSIRECORD *rec, UINT iField,
414 LPWSTR szValue, LPDWORD pcchValue)
418 static const WCHAR szFormat[] = { '%','d',0 };
420 TRACE("%p %d %p %p\n", rec, iField, szValue, pcchValue);
422 if( iField > rec->count )
424 if ( szValue && *pcchValue > 0 )
428 return ERROR_SUCCESS;
432 switch( rec->fields[iField].type )
435 wsprintfW(buffer, szFormat, rec->fields[iField].u.iVal);
436 len = lstrlenW( buffer );
438 lstrcpynW(szValue, buffer, *pcchValue);
441 len = lstrlenW( rec->fields[iField].u.szwVal );
443 lstrcpynW(szValue, rec->fields[iField].u.szwVal, *pcchValue);
447 if( szValue && *pcchValue > 0 )
453 if( szValue && *pcchValue <= len )
454 ret = ERROR_MORE_DATA;
460 UINT WINAPI MsiRecordGetStringW(MSIHANDLE handle, UINT iField,
461 LPWSTR szValue, LPDWORD pcchValue)
466 TRACE("%ld %d %p %p\n", handle, iField, szValue, pcchValue);
468 rec = msihandle2msiinfo( handle, MSIHANDLETYPE_RECORD );
470 return ERROR_INVALID_HANDLE;
472 msiobj_lock( &rec->hdr );
473 ret = MSI_RecordGetStringW( rec, iField, szValue, pcchValue );
474 msiobj_unlock( &rec->hdr );
475 msiobj_release( &rec->hdr );
479 static UINT msi_get_stream_size( IStream *stm )
484 r = IStream_Stat( stm, &stat, STATFLAG_NONAME );
487 return stat.cbSize.QuadPart;
490 UINT MSI_RecordDataSize(MSIRECORD *rec, UINT iField)
492 TRACE("%p %d\n", rec, iField);
494 if( iField > rec->count )
497 switch( rec->fields[iField].type )
502 return lstrlenW( rec->fields[iField].u.szwVal );
505 case MSIFIELD_STREAM:
506 return msi_get_stream_size( rec->fields[iField].u.stream );
511 UINT WINAPI MsiRecordDataSize(MSIHANDLE handle, UINT iField)
516 TRACE("%ld %d\n", handle, iField);
518 rec = msihandle2msiinfo( handle, MSIHANDLETYPE_RECORD );
521 msiobj_lock( &rec->hdr );
522 ret = MSI_RecordDataSize( rec, iField);
523 msiobj_unlock( &rec->hdr );
524 msiobj_release( &rec->hdr );
528 UINT MSI_RecordSetStringA( MSIRECORD *rec, UINT iField, LPCSTR szValue )
532 TRACE("%p %d %s\n", rec, iField, debugstr_a(szValue));
534 if( iField > rec->count )
535 return ERROR_INVALID_FIELD;
537 MSI_FreeField( &rec->fields[iField] );
538 if( szValue && szValue[0] )
540 str = strdupAtoW( szValue );
541 rec->fields[iField].type = MSIFIELD_WSTR;
542 rec->fields[iField].u.szwVal = str;
546 rec->fields[iField].type = MSIFIELD_NULL;
547 rec->fields[iField].u.szwVal = NULL;
553 UINT WINAPI MsiRecordSetStringA( MSIHANDLE handle, UINT iField, LPCSTR szValue )
558 TRACE("%ld %d %s\n", handle, iField, debugstr_a(szValue));
560 rec = msihandle2msiinfo( handle, MSIHANDLETYPE_RECORD );
562 return ERROR_INVALID_HANDLE;
563 msiobj_lock( &rec->hdr );
564 ret = MSI_RecordSetStringA( rec, iField, szValue );
565 msiobj_unlock( &rec->hdr );
566 msiobj_release( &rec->hdr );
570 UINT MSI_RecordSetStringW( MSIRECORD *rec, UINT iField, LPCWSTR szValue )
574 TRACE("%p %d %s\n", rec, iField, debugstr_w(szValue));
576 if( iField > rec->count )
577 return ERROR_INVALID_FIELD;
579 MSI_FreeField( &rec->fields[iField] );
581 if( szValue && szValue[0] )
583 str = strdupW( szValue );
584 rec->fields[iField].type = MSIFIELD_WSTR;
585 rec->fields[iField].u.szwVal = str;
589 rec->fields[iField].type = MSIFIELD_NULL;
590 rec->fields[iField].u.szwVal = NULL;
596 UINT WINAPI MsiRecordSetStringW( MSIHANDLE handle, UINT iField, LPCWSTR szValue )
601 TRACE("%ld %d %s\n", handle, iField, debugstr_w(szValue));
603 rec = msihandle2msiinfo( handle, MSIHANDLETYPE_RECORD );
605 return ERROR_INVALID_HANDLE;
607 msiobj_lock( &rec->hdr );
608 ret = MSI_RecordSetStringW( rec, iField, szValue );
609 msiobj_unlock( &rec->hdr );
610 msiobj_release( &rec->hdr );
614 /* read the data in a file into an IStream */
615 static UINT RECORD_StreamFromFile(LPCWSTR szFile, IStream **pstm)
617 DWORD sz, szHighWord = 0, read;
621 ULARGE_INTEGER ulSize;
623 TRACE("reading %s\n", debugstr_w(szFile));
625 /* read the file into memory */
626 handle = CreateFileW(szFile, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, NULL);
627 if( handle == INVALID_HANDLE_VALUE )
628 return GetLastError();
629 sz = GetFileSize(handle, &szHighWord);
630 if( sz != INVALID_FILE_SIZE && szHighWord == 0 )
632 hGlob = GlobalAlloc(GMEM_FIXED, sz);
635 BOOL r = ReadFile(handle, hGlob, sz, &read, NULL);
645 return ERROR_FUNCTION_FAILED;
647 /* make a stream out of it, and set the correct file size */
648 hr = CreateStreamOnHGlobal(hGlob, TRUE, pstm);
652 return ERROR_FUNCTION_FAILED;
655 /* set the correct size - CreateStreamOnHGlobal screws it up */
656 ulSize.QuadPart = sz;
657 IStream_SetSize(*pstm, ulSize);
659 TRACE("read %s, %d bytes into IStream %p\n", debugstr_w(szFile), sz, *pstm);
661 return ERROR_SUCCESS;
664 UINT MSI_RecordSetStream(MSIRECORD *rec, UINT iField, IStream *stream)
666 if ( (iField == 0) || (iField > rec->count) )
667 return ERROR_INVALID_PARAMETER;
669 MSI_FreeField( &rec->fields[iField] );
670 rec->fields[iField].type = MSIFIELD_STREAM;
671 rec->fields[iField].u.stream = stream;
673 return ERROR_SUCCESS;
676 static UINT MSI_RecordSetStreamFromFileW(MSIRECORD *rec, UINT iField, LPCWSTR szFilename)
681 if( (iField == 0) || (iField > rec->count) )
682 return ERROR_INVALID_PARAMETER;
684 /* no filename means we should seek back to the start of the stream */
690 if( rec->fields[iField].type != MSIFIELD_STREAM )
691 return ERROR_INVALID_FIELD;
693 stm = rec->fields[iField].u.stream;
695 return ERROR_INVALID_FIELD;
698 r = IStream_Seek( stm, ofs, STREAM_SEEK_SET, &cur );
700 return ERROR_FUNCTION_FAILED;
704 /* read the file into a stream and save the stream in the record */
705 r = RECORD_StreamFromFile(szFilename, &stm);
706 if( r != ERROR_SUCCESS )
709 /* if all's good, store it in the record */
710 MSI_RecordSetStream(rec, iField, stm);
713 return ERROR_SUCCESS;
716 UINT WINAPI MsiRecordSetStreamA(MSIHANDLE hRecord, UINT iField, LPCSTR szFilename)
721 TRACE("%ld %d %s\n", hRecord, iField, debugstr_a(szFilename));
725 wstr = strdupAtoW( szFilename );
727 return ERROR_OUTOFMEMORY;
729 ret = MsiRecordSetStreamW(hRecord, iField, wstr);
735 UINT WINAPI MsiRecordSetStreamW(MSIHANDLE handle, UINT iField, LPCWSTR szFilename)
740 TRACE("%ld %d %s\n", handle, iField, debugstr_w(szFilename));
742 rec = msihandle2msiinfo( handle, MSIHANDLETYPE_RECORD );
744 return ERROR_INVALID_HANDLE;
746 msiobj_lock( &rec->hdr );
747 ret = MSI_RecordSetStreamFromFileW( rec, iField, szFilename );
748 msiobj_unlock( &rec->hdr );
749 msiobj_release( &rec->hdr );
753 UINT MSI_RecordReadStream(MSIRECORD *rec, UINT iField, char *buf, LPDWORD sz)
759 TRACE("%p %d %p %p\n", rec, iField, buf, sz);
762 return ERROR_INVALID_PARAMETER;
764 if( iField > rec->count)
765 return ERROR_INVALID_PARAMETER;
767 if( rec->fields[iField].type != MSIFIELD_STREAM )
768 return ERROR_INVALID_DATATYPE;
770 stm = rec->fields[iField].u.stream;
772 return ERROR_INVALID_PARAMETER;
774 /* if there's no buffer pointer, calculate the length to the end */
778 ULARGE_INTEGER end, cur;
780 ofs.QuadPart = cur.QuadPart = 0;
782 r = IStream_Seek( stm, ofs, STREAM_SEEK_SET, &cur );
783 IStream_Seek( stm, ofs, STREAM_SEEK_END, &end );
784 ofs.QuadPart = cur.QuadPart;
785 IStream_Seek( stm, ofs, STREAM_SEEK_SET, &cur );
786 *sz = end.QuadPart - cur.QuadPart;
788 return ERROR_SUCCESS;
793 r = IStream_Read( stm, buf, *sz, &count );
797 return ERROR_FUNCTION_FAILED;
802 return ERROR_SUCCESS;
805 UINT WINAPI MsiRecordReadStream(MSIHANDLE handle, UINT iField, char *buf, LPDWORD sz)
810 TRACE("%ld %d %p %p\n", handle, iField, buf, sz);
812 rec = msihandle2msiinfo( handle, MSIHANDLETYPE_RECORD );
814 return ERROR_INVALID_HANDLE;
815 msiobj_lock( &rec->hdr );
816 ret = MSI_RecordReadStream( rec, iField, buf, sz );
817 msiobj_unlock( &rec->hdr );
818 msiobj_release( &rec->hdr );
822 UINT MSI_RecordSetIStream( MSIRECORD *rec, UINT iField, IStream *stm )
824 TRACE("%p %d %p\n", rec, iField, stm);
826 if( iField > rec->count )
827 return ERROR_INVALID_FIELD;
829 MSI_FreeField( &rec->fields[iField] );
831 rec->fields[iField].type = MSIFIELD_STREAM;
832 rec->fields[iField].u.stream = stm;
833 IStream_AddRef( stm );
835 return ERROR_SUCCESS;
838 UINT MSI_RecordGetIStream( MSIRECORD *rec, UINT iField, IStream **pstm)
840 TRACE("%p %d %p\n", rec, iField, pstm);
842 if( iField > rec->count )
843 return ERROR_INVALID_FIELD;
845 if( rec->fields[iField].type != MSIFIELD_STREAM )
846 return ERROR_INVALID_FIELD;
848 *pstm = rec->fields[iField].u.stream;
849 IStream_AddRef( *pstm );
851 return ERROR_SUCCESS;
854 static UINT msi_dump_stream_to_file( IStream *stm, LPCWSTR name )
862 stgm = STGM_READWRITE | STGM_SHARE_EXCLUSIVE | STGM_FAILIFTHERE;
863 r = SHCreateStreamOnFileW( name, stgm, &out );
865 return ERROR_FUNCTION_FAILED;
868 r = IStream_Seek( stm, pos, STREAM_SEEK_END, &size );
873 r = IStream_Seek( stm, pos, STREAM_SEEK_SET, NULL );
877 r = IStream_CopyTo( stm, out, size, NULL, NULL );
880 IStream_Release( out );
882 return ERROR_FUNCTION_FAILED;
883 return ERROR_SUCCESS;
886 UINT MSI_RecordStreamToFile( MSIRECORD *rec, UINT iField, LPCWSTR name )
891 TRACE("%p %u %s\n", rec, iField, debugstr_w(name));
893 msiobj_lock( &rec->hdr );
895 r = MSI_RecordGetIStream( rec, iField, &stm );
896 if( r == ERROR_SUCCESS )
898 r = msi_dump_stream_to_file( stm, name );
899 IStream_Release( stm );
902 msiobj_unlock( &rec->hdr );