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