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 "wine/unicode.h" 28 #include "msi.h" 29 #include "msiquery.h" 30 #include "objbase.h" 31 #include "objidl.h" 32 #include "msipriv.h" 33 #include "winnls.h" 34 35 #include "query.h" 36 37 WINE_DEFAULT_DEBUG_CHANNEL(msidb); 38 39 40 /* below is the query interface to a table */ 41 42 typedef struct tagMSICREATEVIEW 43 { 44 MSIVIEW view; 45 MSIDATABASE *db; 46 LPCWSTR name; 47 BOOL bIsTemp; 48 BOOL hold; 49 column_info *col_info; 50 } MSICREATEVIEW; 51 52 static UINT CREATE_fetch_int( struct tagMSIVIEW *view, UINT row, UINT col, UINT *val ) 53 { 54 MSICREATEVIEW *cv = (MSICREATEVIEW*)view; 55 56 TRACE("%p %d %d %p\n", cv, row, col, val ); 57 58 return ERROR_FUNCTION_FAILED; 59 } 60 61 static UINT CREATE_execute( struct tagMSIVIEW *view, MSIRECORD *record ) 62 { 63 MSICREATEVIEW *cv = (MSICREATEVIEW*)view; 64 BOOL persist = (cv->bIsTemp) ? MSICONDITION_FALSE : MSICONDITION_TRUE; 65 66 TRACE("%p Table %s (%s)\n", cv, debugstr_w(cv->name), 67 cv->bIsTemp?"temporary":"permanent"); 68 69 if (cv->bIsTemp && !cv->hold) 70 return ERROR_SUCCESS; 71 72 return msi_create_table( cv->db, cv->name, cv->col_info, persist ); 73 } 74 75 static UINT CREATE_close( struct tagMSIVIEW *view ) 76 { 77 MSICREATEVIEW *cv = (MSICREATEVIEW*)view; 78 79 TRACE("%p\n", cv); 80 81 return ERROR_SUCCESS; 82 } 83 84 static UINT CREATE_get_dimensions( struct tagMSIVIEW *view, UINT *rows, UINT *cols ) 85 { 86 MSICREATEVIEW *cv = (MSICREATEVIEW*)view; 87 88 TRACE("%p %p %p\n", cv, rows, cols ); 89 90 return ERROR_FUNCTION_FAILED; 91 } 92 93 static UINT CREATE_get_column_info( struct tagMSIVIEW *view, UINT n, LPCWSTR *name, 94 UINT *type, BOOL *temporary, LPCWSTR *table_name ) 95 { 96 MSICREATEVIEW *cv = (MSICREATEVIEW*)view; 97 98 TRACE("%p %d %p %p %p %p\n", cv, n, name, type, temporary, table_name ); 99 100 return ERROR_FUNCTION_FAILED; 101 } 102 103 static UINT CREATE_modify( struct tagMSIVIEW *view, MSIMODIFY eModifyMode, 104 MSIRECORD *rec, UINT row) 105 { 106 MSICREATEVIEW *cv = (MSICREATEVIEW*)view; 107 108 TRACE("%p %d %p\n", cv, eModifyMode, rec ); 109 110 return ERROR_FUNCTION_FAILED; 111 } 112 113 static UINT CREATE_delete( struct tagMSIVIEW *view ) 114 { 115 MSICREATEVIEW *cv = (MSICREATEVIEW*)view; 116 117 TRACE("%p\n", cv ); 118 119 msiobj_release( &cv->db->hdr ); 120 msi_free( cv ); 121 122 return ERROR_SUCCESS; 123 } 124 125 static const MSIVIEWOPS create_ops = 126 { 127 CREATE_fetch_int, 128 NULL, 129 NULL, 130 NULL, 131 NULL, 132 NULL, 133 CREATE_execute, 134 CREATE_close, 135 CREATE_get_dimensions, 136 CREATE_get_column_info, 137 CREATE_modify, 138 CREATE_delete, 139 NULL, 140 NULL, 141 NULL, 142 NULL, 143 NULL, 144 NULL, 145 NULL, 146 }; 147 148 static UINT check_columns( const column_info *col_info ) 149 { 150 const column_info *c1, *c2; 151 152 /* check for two columns with the same name */ 153 for( c1 = col_info; c1; c1 = c1->next ) 154 for( c2 = c1->next; c2; c2 = c2->next ) 155 if (!strcmpW( c1->column, c2->column )) 156 return ERROR_BAD_QUERY_SYNTAX; 157 158 return ERROR_SUCCESS; 159 } 160 161 UINT CREATE_CreateView( MSIDATABASE *db, MSIVIEW **view, LPCWSTR table, 162 column_info *col_info, BOOL hold ) 163 { 164 MSICREATEVIEW *cv = NULL; 165 UINT r; 166 column_info *col; 167 BOOL temp = TRUE; 168 BOOL tempprim = FALSE; 169 170 TRACE("%p\n", cv ); 171 172 r = check_columns( col_info ); 173 if( r != ERROR_SUCCESS ) 174 return r; 175 176 cv = msi_alloc_zero( sizeof *cv ); 177 if( !cv ) 178 return ERROR_FUNCTION_FAILED; 179 180 for( col = col_info; col; col = col->next ) 181 { 182 if (!col->table) 183 col->table = table; 184 185 if( !col->temporary ) 186 temp = FALSE; 187 else if ( col->type & MSITYPE_KEY ) 188 tempprim = TRUE; 189 } 190 191 if ( !temp && tempprim ) 192 { 193 msi_free( cv ); 194 return ERROR_FUNCTION_FAILED; 195 } 196 197 /* fill the structure */ 198 cv->view.ops = &create_ops; 199 msiobj_addref( &db->hdr ); 200 cv->db = db; 201 cv->name = table; 202 cv->col_info = col_info; 203 cv->bIsTemp = temp; 204 cv->hold = hold; 205 *view = (MSIVIEW*) cv; 206 207 return ERROR_SUCCESS; 208 } 209