dlls/msi/create.c

   1 /*
   2  * Implementation of the Microsoft Installer (msi.dll)
   3  *
   4  * Copyright 2002-2004 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 #include "windef.h"
  24 #include "winbase.h"
  25 #include "winerror.h"
  26 #include "wine/debug.h"
  27 #include "msi.h"
  28 #include "msiquery.h"
  29 #include "objbase.h"
  30 #include "objidl.h"
  31 #include "msipriv.h"
  32 #include "winnls.h"
  33
  34 #include "query.h"
  35
  36 WINE_DEFAULT_DEBUG_CHANNEL(msidb);
  37
  38
  39 /* below is the query interface to a table */
  40
  41 typedef struct tagMSICREATEVIEW
  42 {
  43     MSIVIEW          view;
  44     MSIDATABASE     *db;
  45     LPWSTR           name;
  46     BOOL             bIsTemp;
  47     column_info     *col_info;
  48 } MSICREATEVIEW;
  49
  50 static UINT CREATE_fetch_int( struct tagMSIVIEW *view, UINT row, UINT col, UINT *val )
  51 {
  52     MSICREATEVIEW *cv = (MSICREATEVIEW*)view;
  53
  54     TRACE("%p %d %d %p\n", cv, row, col, val );
  55
  56     return ERROR_FUNCTION_FAILED;
  57 }
  58
  59 static UINT CREATE_execute( struct tagMSIVIEW *view, MSIRECORD *record )
  60 {
  61     MSICREATEVIEW *cv = (MSICREATEVIEW*)view;
  62     MSITABLE *table;
  63
  64     TRACE("%p Table %s (%s)\n", cv, debugstr_w(cv->name),
  65           cv->bIsTemp?"temporary":"permanent");
  66
  67     return msi_create_table( cv->db, cv->name, cv->col_info, !cv->bIsTemp, &table);
  68 }
  69
  70 static UINT CREATE_close( struct tagMSIVIEW *view )
  71 {
  72     MSICREATEVIEW *cv = (MSICREATEVIEW*)view;
  73
  74     TRACE("%p\n", cv);
  75
  76     return ERROR_SUCCESS;
  77 }
  78
  79 static UINT CREATE_get_dimensions( struct tagMSIVIEW *view, UINT *rows, UINT *cols )
  80 {
  81     MSICREATEVIEW *cv = (MSICREATEVIEW*)view;
  82
  83     TRACE("%p %p %p\n", cv, rows, cols );
  84
  85     return ERROR_FUNCTION_FAILED;
  86 }
  87
  88 static UINT CREATE_get_column_info( struct tagMSIVIEW *view,
  89                 UINT n, LPWSTR *name, UINT *type )
  90 {
  91     MSICREATEVIEW *cv = (MSICREATEVIEW*)view;
  92
  93     TRACE("%p %d %p %p\n", cv, n, name, type );
  94
  95     return ERROR_FUNCTION_FAILED;
  96 }
  97
  98 static UINT CREATE_modify( struct tagMSIVIEW *view, MSIMODIFY eModifyMode,
  99                            MSIRECORD *rec, UINT row)
 100 {
 101     MSICREATEVIEW *cv = (MSICREATEVIEW*)view;
 102
 103     TRACE("%p %d %p\n", cv, eModifyMode, rec );
 104
 105     return ERROR_FUNCTION_FAILED;
 106 }
 107
 108 static UINT CREATE_delete( struct tagMSIVIEW *view )
 109 {
 110     MSICREATEVIEW *cv = (MSICREATEVIEW*)view;
 111
 112     TRACE("%p\n", cv );
 113
 114     msiobj_release( &cv->db->hdr );
 115     msi_free( cv );
 116
 117     return ERROR_SUCCESS;
 118 }
 119
 120 static const MSIVIEWOPS create_ops =
 121 {
 122     CREATE_fetch_int,
 123     NULL,
 124     NULL,
 125     NULL,
 126     NULL,
 127     NULL,
 128     CREATE_execute,
 129     CREATE_close,
 130     CREATE_get_dimensions,
 131     CREATE_get_column_info,
 132     CREATE_modify,
 133     CREATE_delete,
 134     NULL,
 135     NULL,
 136     NULL,
 137     NULL,
 138     NULL,
 139     NULL,
 140     NULL,
 141 };
 142
 143 static UINT check_columns( column_info *col_info )
 144 {
 145     column_info *c1, *c2;
 146
 147     /* check for two columns with the same name */
 148     for( c1 = col_info; c1; c1 = c1->next )
 149         for( c2 = c1->next; c2; c2 = c2->next )
 150             if (!lstrcmpW(c1->column, c2->column))
 151                 return ERROR_BAD_QUERY_SYNTAX;
 152
 153     return ERROR_SUCCESS;
 154 }
 155
 156 UINT CREATE_CreateView( MSIDATABASE *db, MSIVIEW **view, LPWSTR table,
 157                         column_info *col_info, BOOL hold )
 158 {
 159     MSICREATEVIEW *cv = NULL;
 160     UINT r;
 161     column_info *col;
 162     BOOL temp = TRUE;
 163
 164     TRACE("%p\n", cv );
 165
 166     r = check_columns( col_info );
 167     if( r != ERROR_SUCCESS )
 168         return r;
 169
 170     cv = msi_alloc_zero( sizeof *cv );
 171     if( !cv )
 172         return ERROR_FUNCTION_FAILED;
 173
 174     for( col = col_info; col; col = col->next )
 175     {
 176         if (!col->table)
 177             col->table = strdupW(table);
 178
 179         if( !col->temporary )
 180             temp = FALSE;
 181     }
 182
 183     /* fill the structure */
 184     cv->view.ops = &create_ops;
 185     msiobj_addref( &db->hdr );
 186     cv->db = db;
 187     cv->name = table;
 188     cv->col_info = col_info;
 189     cv->bIsTemp = temp;
 190     *view = (MSIVIEW*) cv;
 191
 192     return ERROR_SUCCESS;
 193 }