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https://github.com/reactos/wine.git
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240 lines
5.5 KiB
C
240 lines
5.5 KiB
C
/*
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* Implementation of the Microsoft Installer (msi.dll)
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*
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* Copyright 2004 Mike McCormack for CodeWeavers
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have receuved a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include <stdarg.h>
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#include "windef.h"
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#include "winbase.h"
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#include "winerror.h"
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#include "wine/debug.h"
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#include "msi.h"
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#include "msiquery.h"
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#include "objbase.h"
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#include "objidl.h"
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#include "msipriv.h"
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#include "winnls.h"
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#include "query.h"
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WINE_DEFAULT_DEBUG_CHANNEL(msi);
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/* below is the query interface to a table */
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typedef struct tagMSIUPDATEVIEW
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{
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MSIVIEW view;
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MSIDATABASE *db;
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MSIVIEW *wv;
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value_list *vals;
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} MSIUPDATEVIEW;
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static UINT UPDATE_fetch_int( struct tagMSIVIEW *view, UINT row, UINT col, UINT *val )
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{
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MSIUPDATEVIEW *uv = (MSIUPDATEVIEW*)view;
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TRACE("%p %d %d %p\n", uv, row, col, val );
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return ERROR_FUNCTION_FAILED;
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}
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static UINT UPDATE_execute( struct tagMSIVIEW *view, MSIRECORD *record )
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{
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MSIUPDATEVIEW *uv = (MSIUPDATEVIEW*)view;
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UINT n, type, val, r, row, col_count = 0, row_count = 0;
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MSIVIEW *wv;
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TRACE("%p %p\n", uv, record );
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if( !record )
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return ERROR_FUNCTION_FAILED;
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wv = uv->wv;
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if( !wv )
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return ERROR_FUNCTION_FAILED;
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r = wv->ops->execute( wv, 0 );
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TRACE("tv execute returned %x\n", r);
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if( r )
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return r;
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r = wv->ops->get_dimensions( wv, &row_count, &col_count );
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if( r )
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goto err;
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for( row = 0; row < row_count; row++ )
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{
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for( n = 1; n <= col_count; n++ )
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{
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r = wv->ops->get_column_info( wv, n, NULL, &type );
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if( r )
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break;
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if( type & MSITYPE_STRING )
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{
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const WCHAR *str = MSI_RecordGetString( record, n );
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val = msi_addstringW( uv->db->strings, 0, str, -1, 1 );
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}
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else
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{
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val = MSI_RecordGetInteger( record, n );
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val |= 0x8000;
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}
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r = wv->ops->set_int( wv, row, n, val );
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if( r )
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break;
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}
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}
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err:
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return ERROR_SUCCESS;
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}
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static UINT UPDATE_close( struct tagMSIVIEW *view )
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{
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MSIUPDATEVIEW *uv = (MSIUPDATEVIEW*)view;
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MSIVIEW *wv;
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TRACE("%p\n", uv);
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wv = uv->wv;
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if( !wv )
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return ERROR_FUNCTION_FAILED;
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return wv->ops->close( wv );
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}
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static UINT UPDATE_get_dimensions( struct tagMSIVIEW *view, UINT *rows, UINT *cols )
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{
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MSIUPDATEVIEW *uv = (MSIUPDATEVIEW*)view;
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MSIVIEW *wv;
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TRACE("%p %p %p\n", uv, rows, cols );
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wv = uv->wv;
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if( !wv )
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return ERROR_FUNCTION_FAILED;
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return wv->ops->get_dimensions( wv, rows, cols );
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}
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static UINT UPDATE_get_column_info( struct tagMSIVIEW *view,
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UINT n, LPWSTR *name, UINT *type )
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{
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MSIUPDATEVIEW *uv = (MSIUPDATEVIEW*)view;
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MSIVIEW *wv;
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TRACE("%p %d %p %p\n", uv, n, name, type );
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wv = uv->wv;
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if( !wv )
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return ERROR_FUNCTION_FAILED;
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return wv->ops->get_column_info( wv, n, name, type );
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}
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static UINT UPDATE_modify( struct tagMSIVIEW *view, MSIMODIFY eModifyMode, MSIHANDLE hrec)
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{
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MSIUPDATEVIEW *uv = (MSIUPDATEVIEW*)view;
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TRACE("%p %d %ld\n", uv, eModifyMode, hrec );
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return ERROR_FUNCTION_FAILED;
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}
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static UINT UPDATE_delete( struct tagMSIVIEW *view )
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{
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MSIUPDATEVIEW *uv = (MSIUPDATEVIEW*)view;
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MSIVIEW *wv;
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TRACE("%p\n", uv );
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wv = uv->wv;
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if( wv )
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wv->ops->delete( wv );
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delete_value_list( uv->vals );
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msiobj_release( &uv->db->hdr );
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HeapFree( GetProcessHeap(), 0, uv );
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return ERROR_SUCCESS;
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}
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static MSIVIEWOPS update_ops =
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{
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UPDATE_fetch_int,
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NULL,
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NULL,
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NULL,
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UPDATE_execute,
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UPDATE_close,
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UPDATE_get_dimensions,
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UPDATE_get_column_info,
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UPDATE_modify,
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UPDATE_delete
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};
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UINT UPDATE_CreateView( MSIDATABASE *db, MSIVIEW **view, LPWSTR table,
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column_assignment *list, struct expr *expr )
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{
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MSIUPDATEVIEW *uv = NULL;
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UINT r;
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MSIVIEW *tv = NULL, *sv = NULL, *wv = NULL;
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TRACE("%p\n", uv );
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r = TABLE_CreateView( db, table, &tv );
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if( r != ERROR_SUCCESS )
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return r;
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/* add conditions first */
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r = WHERE_CreateView( db, &wv, tv, expr );
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if( r != ERROR_SUCCESS )
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{
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if( sv )
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sv->ops->delete( tv );
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return r;
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}
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/* then select the columns we want */
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r = SELECT_CreateView( db, &sv, wv, list->col_list );
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if( r != ERROR_SUCCESS )
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{
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if( tv )
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tv->ops->delete( sv );
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return r;
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}
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uv = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof *uv );
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if( !uv )
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return ERROR_FUNCTION_FAILED;
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/* fill the structure */
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uv->view.ops = &update_ops;
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msiobj_addref( &db->hdr );
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uv->db = db;
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uv->vals = list->val_list;
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uv->wv = sv;
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*view = (MSIVIEW*) uv;
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return ERROR_SUCCESS;
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}
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