dlls/advapi32/tests/registry.c

   1 /*
   2  * Unit tests for registry functions
   3  *
   4  * Copyright (c) 2002 Alexandre Julliard
   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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20
  21 #include <assert.h>
  22 #include <stdarg.h>
  23 #include "wine/test.h"
  24 #include "windef.h"
  25 #include "winbase.h"
  26 #include "winreg.h"
  27 #include "winerror.h"
  28
  29 static HKEY hkey_main;
  30
  31 static const char * sTestpath1 = "%LONGSYSTEMVAR%\\subdir1";
  32 static const char * sTestpath2 = "%FOO%\\subdir1";
  33
  34 /* delete key and all its subkeys */
  35 static DWORD delete_key( HKEY hkey )
  36 {
  37     char name[MAX_PATH];
  38     DWORD ret;
  39
  40     while (!(ret = RegEnumKeyA(hkey, 0, name, sizeof(name))))
  41     {
  42         HKEY tmp;
  43         if (!(ret = RegOpenKeyExA( hkey, name, 0, KEY_ENUMERATE_SUB_KEYS, &tmp )))
  44         {
  45             ret = delete_key( tmp );
  46             RegCloseKey( tmp );
  47         }
  48         if (ret) break;
  49     }
  50     if (ret != ERROR_NO_MORE_ITEMS) return ret;
  51     RegDeleteKeyA( hkey, "" );
  52     return 0;
  53 }
  54
  55 static void setup_main_key(void)
  56 {
  57     if (RegOpenKeyA( HKEY_CURRENT_USER, "Software\\Wine\\Test", &hkey_main )) delete_key( hkey_main );
  58
  59     assert (!RegCreateKeyA( HKEY_CURRENT_USER, "Software\\Wine\\Test", &hkey_main ));
  60 }
  61
  62 static void create_test_entries(void)
  63 {
  64     SetEnvironmentVariableA("LONGSYSTEMVAR", "bar");
  65     SetEnvironmentVariableA("FOO", "ImARatherLongButIndeedNeededString");
  66
  67     ok(!RegSetValueExA(hkey_main,"Test1",0,REG_EXPAND_SZ, sTestpath1, strlen(sTestpath1)+1),
  68         "RegSetValueExA failed\n");
  69     ok(!RegSetValueExA(hkey_main,"Test2",0,REG_SZ, sTestpath1, strlen(sTestpath1)+1),
  70         "RegSetValueExA failed\n");
  71     ok(!RegSetValueExA(hkey_main,"Test3",0,REG_EXPAND_SZ, sTestpath2, strlen(sTestpath2)+1),
  72         "RegSetValueExA failed\n");
  73 }
  74
  75 static void test_enum_value(void)
  76 {
  77     DWORD res;
  78     HKEY test_key;
  79     char value[20], data[20];
  80     WCHAR valueW[20], dataW[20];
  81     DWORD val_count, data_count, type;
  82     static const WCHAR foobarW[] = {'f','o','o','b','a','r',0};
  83     static const WCHAR testW[] = {'T','e','s','t',0};
  84     static const WCHAR xxxW[] = {'x','x','x','x','x','x','x','x',0};
  85
  86     /* create the working key for new 'Test' value */
  87     res = RegCreateKeyA( hkey_main, "TestKey", &test_key );
  88     ok( res == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %ld\n", res);
  89
  90     /* check NULL data with zero length */
  91     res = RegSetValueExA( test_key, "Test", 0, REG_SZ, NULL, 0 );
  92     if (GetVersion() & 0x80000000)
  93         ok( res == ERROR_INVALID_PARAMETER, "RegSetValueExA returned %ld\n", res );
  94     else
  95         ok( !res, "RegSetValueExA returned %ld\n", res );
  96     res = RegSetValueExA( test_key, "Test", 0, REG_EXPAND_SZ, NULL, 0 );
  97     ok( ERROR_SUCCESS == res || ERROR_INVALID_PARAMETER == res, "RegSetValueExA returned %ld\n", res );
  98     res = RegSetValueExA( test_key, "Test", 0, REG_BINARY, NULL, 0 );
  99     ok( ERROR_SUCCESS == res || ERROR_INVALID_PARAMETER == res, "RegSetValueExA returned %ld\n", res );
 100
 101     res = RegSetValueExA( test_key, "Test", 0, REG_SZ, (BYTE *)"foobar", 7 );
 102     ok( res == 0, "RegSetValueExA failed error %ld\n", res );
 103
 104     /* overflow both name and data */
 105     val_count = 2;
 106     data_count = 2;
 107     type = 1234;
 108     strcpy( value, "xxxxxxxxxx" );
 109     strcpy( data, "xxxxxxxxxx" );
 110     res = RegEnumValueA( test_key, 0, value, &val_count, NULL, &type, data, &data_count );
 111     ok( res == ERROR_MORE_DATA, "expected ERROR_MORE_DATA, got %ld\n", res );
 112     ok( val_count == 2, "val_count set to %ld\n", val_count );
 113     ok( data_count == 7, "data_count set to %ld instead of 7\n", data_count );
 114     ok( type == REG_SZ, "type %ld is not REG_SZ\n", type );
 115     ok( !strcmp( value, "xxxxxxxxxx" ), "value set to '%s'\n", value );
 116     ok( !strcmp( data, "xxxxxxxxxx" ), "data set to '%s'\n", data );
 117
 118     /* overflow name */
 119     val_count = 3;
 120     data_count = 20;
 121     type = 1234;
 122     strcpy( value, "xxxxxxxxxx" );
 123     strcpy( data, "xxxxxxxxxx" );
 124     res = RegEnumValueA( test_key, 0, value, &val_count, NULL, &type, data, &data_count );
 125     ok( res == ERROR_MORE_DATA, "expected ERROR_MORE_DATA, got %ld\n", res );
 126     /* Win9x returns 2 as specified by MSDN but NT returns 3... */
 127     ok( val_count == 2 || val_count == 3, "val_count set to %ld\n", val_count );
 128     ok( data_count == 7, "data_count set to %ld instead of 7\n", data_count );
 129     ok( type == REG_SZ, "type %ld is not REG_SZ\n", type );
 130 #if 0
 131     /* v5.1.2600.0 (XP Home) does not touch value or data in this case */
 132     ok( !strcmp( value, "Te" ), "value set to '%s' instead of 'Te'\n", value );
 133     ok( !strcmp( data, "foobar" ), "data set to '%s' instead of 'foobar'\n", data );
 134 #endif
 135
 136     /* overflow empty name */
 137     val_count = 0;
 138     data_count = 20;
 139     type = 1234;
 140     strcpy( value, "xxxxxxxxxx" );
 141     strcpy( data, "xxxxxxxxxx" );
 142     res = RegEnumValueA( test_key, 0, value, &val_count, NULL, &type, data, &data_count );
 143     ok( res == ERROR_MORE_DATA, "expected ERROR_MORE_DATA, got %ld\n", res );
 144     ok( val_count == 0, "val_count set to %ld\n", val_count );
 145     ok( data_count == 7, "data_count set to %ld instead of 7\n", data_count );
 146     ok( type == REG_SZ, "type %ld is not REG_SZ\n", type );
 147     ok( !strcmp( value, "xxxxxxxxxx" ), "value set to '%s'\n", value );
 148 #if 0
 149     /* v5.1.2600.0 (XP Home) does not touch data in this case */
 150     ok( !strcmp( data, "foobar" ), "data set to '%s' instead of 'foobar'\n", data );
 151 #endif
 152
 153     /* overflow data */
 154     val_count = 20;
 155     data_count = 2;
 156     type = 1234;
 157     strcpy( value, "xxxxxxxxxx" );
 158     strcpy( data, "xxxxxxxxxx" );
 159     res = RegEnumValueA( test_key, 0, value, &val_count, NULL, &type, data, &data_count );
 160     ok( res == ERROR_MORE_DATA, "expected ERROR_MORE_DATA, got %ld\n", res );
 161     ok( val_count == 20, "val_count set to %ld\n", val_count );
 162     ok( data_count == 7, "data_count set to %ld instead of 7\n", data_count );
 163     ok( type == REG_SZ, "type %ld is not REG_SZ\n", type );
 164     ok( !strcmp( value, "xxxxxxxxxx" ), "value set to '%s'\n", value );
 165     ok( !strcmp( data, "xxxxxxxxxx" ), "data set to '%s'\n", data );
 166
 167     /* no overflow */
 168     val_count = 20;
 169     data_count = 20;
 170     type = 1234;
 171     strcpy( value, "xxxxxxxxxx" );
 172     strcpy( data, "xxxxxxxxxx" );
 173     res = RegEnumValueA( test_key, 0, value, &val_count, NULL, &type, data, &data_count );
 174     ok( res == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %ld\n", res );
 175     ok( val_count == 4, "val_count set to %ld instead of 4\n", val_count );
 176     ok( data_count == 7, "data_count set to %ld instead of 7\n", data_count );
 177     ok( type == REG_SZ, "type %ld is not REG_SZ\n", type );
 178     ok( !strcmp( value, "Test" ), "value is '%s' instead of Test\n", value );
 179     ok( !strcmp( data, "foobar" ), "data is '%s' instead of foobar\n", data );
 180
 181     /* Unicode tests */
 182
 183     SetLastError(0);
 184     res = RegSetValueExW( test_key, testW, 0, REG_SZ, (const BYTE *)foobarW, 7*sizeof(WCHAR) );
 185     if (res==0 && GetLastError()==ERROR_CALL_NOT_IMPLEMENTED)
 186         return;
 187     ok( res == 0, "RegSetValueExW failed error %ld\n", res );
 188
 189     /* overflow both name and data */
 190     val_count = 2;
 191     data_count = 2;
 192     type = 1234;
 193     memcpy( valueW, xxxW, sizeof(xxxW) );
 194     memcpy( dataW, xxxW, sizeof(xxxW) );
 195     res = RegEnumValueW( test_key, 0, valueW, &val_count, NULL, &type, (BYTE*)dataW, &data_count );
 196     ok( res == ERROR_MORE_DATA, "expected ERROR_MORE_DATA, got %ld\n", res );
 197     ok( val_count == 2, "val_count set to %ld\n", val_count );
 198     ok( data_count == 7*sizeof(WCHAR), "data_count set to %ld instead of 7*sizeof(WCHAR)\n", data_count );
 199     ok( type == REG_SZ, "type %ld is not REG_SZ\n", type );
 200     ok( !memcmp( valueW, xxxW, sizeof(xxxW) ), "value modified\n" );
 201     ok( !memcmp( dataW, xxxW, sizeof(xxxW) ), "data modified\n" );
 202
 203     /* overflow name */
 204     val_count = 3;
 205     data_count = 20;
 206     type = 1234;
 207     memcpy( valueW, xxxW, sizeof(xxxW) );
 208     memcpy( dataW, xxxW, sizeof(xxxW) );
 209     res = RegEnumValueW( test_key, 0, valueW, &val_count, NULL, &type, (BYTE*)dataW, &data_count );
 210     ok( res == ERROR_MORE_DATA, "expected ERROR_MORE_DATA, got %ld\n", res );
 211     ok( val_count == 3, "val_count set to %ld\n", val_count );
 212     ok( data_count == 7*sizeof(WCHAR), "data_count set to %ld instead of 7*sizeof(WCHAR)\n", data_count );
 213     ok( type == REG_SZ, "type %ld is not REG_SZ\n", type );
 214     ok( !memcmp( valueW, xxxW, sizeof(xxxW) ), "value modified\n" );
 215     ok( !memcmp( dataW, xxxW, sizeof(xxxW) ), "data modified\n" );
 216
 217     /* overflow data */
 218     val_count = 20;
 219     data_count = 2;
 220     type = 1234;
 221     memcpy( valueW, xxxW, sizeof(xxxW) );
 222     memcpy( dataW, xxxW, sizeof(xxxW) );
 223     res = RegEnumValueW( test_key, 0, valueW, &val_count, NULL, &type, (BYTE*)dataW, &data_count );
 224     ok( res == ERROR_MORE_DATA, "expected ERROR_MORE_DATA, got %ld\n", res );
 225     ok( val_count == 4, "val_count set to %ld instead of 4\n", val_count );
 226     ok( data_count == 7*sizeof(WCHAR), "data_count set to %ld instead of 7*sizeof(WCHAR)\n", data_count );
 227     ok( type == REG_SZ, "type %ld is not REG_SZ\n", type );
 228     ok( !memcmp( valueW, testW, sizeof(testW) ), "value is not 'Test'\n" );
 229     ok( !memcmp( dataW, xxxW, sizeof(xxxW) ), "data modified\n" );
 230
 231     /* no overflow */
 232     val_count = 20;
 233     data_count = 20;
 234     type = 1234;
 235     memcpy( valueW, xxxW, sizeof(xxxW) );
 236     memcpy( dataW, xxxW, sizeof(xxxW) );
 237     res = RegEnumValueW( test_key, 0, valueW, &val_count, NULL, &type, (BYTE*)dataW, &data_count );
 238     ok( res == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %ld\n", res );
 239     ok( val_count == 4, "val_count set to %ld instead of 4\n", val_count );
 240     ok( data_count == 7*sizeof(WCHAR), "data_count set to %ld instead of 7*sizeof(WCHAR)\n", data_count );
 241     ok( type == REG_SZ, "type %ld is not REG_SZ\n", type );
 242     ok( !memcmp( valueW, testW, sizeof(testW) ), "value is not 'Test'\n" );
 243     ok( !memcmp( dataW, foobarW, sizeof(foobarW) ), "data is not 'foobar'\n" );
 244 }
 245
 246 static void test_query_value_ex()
 247 {
 248     DWORD ret;
 249     DWORD size;
 250     DWORD type;
 251
 252     ret = RegQueryValueExA(hkey_main, "Test2", NULL, &type, NULL, &size);
 253     ok(ret == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %ld\n", ret);
 254     ok(size == strlen(sTestpath1) + 1, "(%ld,%ld)\n", (DWORD)strlen(sTestpath1) + 1, size);
 255     ok(type == REG_SZ, "type %ld is not REG_SZ\n", type);
 256 }
 257
 258 static void test_reg_open_key()
 259 {
 260     DWORD ret = 0;
 261     HKEY hkResult = NULL;
 262     HKEY hkPreserve = NULL;
 263
 264     /* successful open */
 265     ret = RegOpenKeyA(HKEY_CURRENT_USER, "Software\\Wine\\Test", &hkResult);
 266     ok(ret == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %ld\n", ret);
 267     ok(hkResult != NULL, "expected hkResult != NULL\n");
 268     hkPreserve = hkResult;
 269
 270     /* open same key twice */
 271     ret = RegOpenKeyA(HKEY_CURRENT_USER, "Software\\Wine\\Test", &hkResult);
 272     ok(ret == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %ld\n", ret);
 273     ok(hkResult != hkPreserve, "epxected hkResult != hkPreserve\n");
 274     ok(hkResult != NULL, "hkResult != NULL\n");
 275     RegCloseKey(hkResult);
 276
 277     /* open nonexistent key
 278      * check that hkResult is set to NULL
 279      */
 280     hkResult = hkPreserve;
 281     ret = RegOpenKeyA(HKEY_CURRENT_USER, "Software\\Wine\\Nonexistent", &hkResult);
 282     ok(ret == ERROR_FILE_NOT_FOUND, "expected ERROR_FILE_NOT_FOUND, got %ld\n", ret);
 283     ok(hkResult == NULL, "expected hkResult == NULL\n");
 284
 285     /* open the same nonexistent key again to make sure the key wasn't created */
 286     hkResult = hkPreserve;
 287     ret = RegOpenKeyA(HKEY_CURRENT_USER, "Software\\Wine\\Nonexistent", &hkResult);
 288     ok(ret == ERROR_FILE_NOT_FOUND, "expected ERROR_FILE_NOT_FOUND, got %ld\n", ret);
 289     ok(hkResult == NULL, "expected hkResult == NULL\n");
 290
 291     /* send in NULL lpSubKey
 292      * check that hkResult receives the value of hKey
 293      */
 294     hkResult = hkPreserve;
 295     ret = RegOpenKeyA(HKEY_CURRENT_USER, NULL, &hkResult);
 296     ok(ret == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %ld\n", ret);
 297     ok(hkResult == HKEY_CURRENT_USER, "expected hkResult == HKEY_CURRENT_USER\n");
 298
 299     /* send empty-string in lpSubKey */
 300     hkResult = hkPreserve;
 301     ret = RegOpenKeyA(HKEY_CURRENT_USER, "", &hkResult);
 302     ok(ret == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %ld\n", ret);
 303     ok(hkResult == HKEY_CURRENT_USER, "expected hkResult == HKEY_CURRENT_USER\n");
 304
 305     /* send in NULL lpSubKey and NULL hKey
 306      * hkResult is set to NULL
 307      */
 308     hkResult = hkPreserve;
 309     ret = RegOpenKeyA(NULL, NULL, &hkResult);
 310     ok(ret == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %ld\n", ret);
 311     ok(hkResult == NULL, "expected hkResult == NULL\n");
 312
 313     /* only send NULL hKey
 314      * the value of hkResult remains unchanged
 315      */
 316     hkResult = hkPreserve;
 317     ret = RegOpenKeyA(NULL, "Software\\Wine\\Test", &hkResult);
 318     ok(ret == ERROR_INVALID_HANDLE || ret == ERROR_BADKEY, /* Windows 95 returns BADKEY */
 319        "expected ERROR_INVALID_HANDLE or ERROR_BADKEY, got %ld\n", ret);
 320     ok(hkResult == hkPreserve, "expected hkResult == hkPreserve\n");
 321     RegCloseKey(hkResult);
 322
 323     /* send in NULL hkResult */
 324     ret = RegOpenKeyA(HKEY_CURRENT_USER, "Software\\Wine\\Test", NULL);
 325     ok(ret == ERROR_INVALID_PARAMETER, "expected ERROR_INVALID_PARAMETER, got %ld\n", ret);
 326 }
 327
 328 static void test_reg_close_key()
 329 {
 330     DWORD ret = 0;
 331     HKEY hkHandle;
 332
 333     /* successfully close key
 334      * hkHandle remains changed after call to RegCloseKey
 335      */
 336     ret = RegOpenKeyA(HKEY_CURRENT_USER, "Software\\Wine\\Test", &hkHandle);
 337     ret = RegCloseKey(hkHandle);
 338     ok(ret == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %ld\n", ret);
 339
 340     /* try to close the key twice */
 341     ret = RegCloseKey(hkHandle); /* Windows 95 doesn't mind. */
 342     ok(ret == ERROR_INVALID_HANDLE || ret == ERROR_SUCCESS,
 343        "expected ERROR_INVALID_HANDLE or ERROR_SUCCESS, got %ld\n", ret);
 344
 345     /* try to close a NULL handle */
 346     ret = RegCloseKey(NULL);
 347     ok(ret == ERROR_INVALID_HANDLE || ret == ERROR_BADKEY, /* Windows 95 returns BADKEY */
 348        "expected ERROR_INVALID_HANDLE or ERROR_BADKEY, got %ld\n", ret);
 349 }
 350
 351 static void test_reg_delete_key()
 352 {
 353     DWORD ret;
 354
 355     ret = RegDeleteKey(hkey_main, NULL);
 356     ok(ret == ERROR_INVALID_PARAMETER || ret == ERROR_ACCESS_DENIED,
 357        "expected ERROR_INVALID_PARAMETER or ERROR_ACCESS_DENIED, got %ld\n", ret);
 358 }
 359
 360 static void test_reg_save_key()
 361 {
 362     DWORD ret;
 363
 364     ret = RegSaveKey(hkey_main, "saved_key", NULL);
 365     ok(ret == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %ld\n", ret);
 366 }
 367
 368 static void test_reg_load_key()
 369 {
 370     DWORD ret;
 371     HKEY hkHandle;
 372
 373     ret = RegLoadKey(HKEY_LOCAL_MACHINE, "Test", "saved_key");
 374     ok(ret == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %ld\n", ret);
 375
 376     ret = RegOpenKey(HKEY_LOCAL_MACHINE, "Test", &hkHandle);
 377     ok(ret == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %ld\n", ret);
 378
 379     RegCloseKey(hkHandle);
 380 }
 381
 382 static void test_reg_unload_key()
 383 {
 384     DWORD ret;
 385
 386     ret = RegUnLoadKey(HKEY_LOCAL_MACHINE, "Test");
 387     ok(ret == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %ld\n", ret);
 388
 389     DeleteFile("saved_key");
 390 }
 391
 392 static BOOL set_privileges(LPCSTR privilege, BOOL set)
 393 {
 394     TOKEN_PRIVILEGES tp;
 395     HANDLE hToken;
 396     LUID luid;
 397
 398     if (!OpenProcessToken(GetCurrentProcess(), TOKEN_ADJUST_PRIVILEGES, &hToken))
 399         return FALSE;
 400
 401     if(!LookupPrivilegeValue(NULL, privilege, &luid))
 402     {
 403         CloseHandle(hToken);
 404         return FALSE;
 405     }
 406
 407     tp.PrivilegeCount = 1;
 408     tp.Privileges[0].Luid = luid;
 409
 410     if (set)
 411         tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
 412     else
 413         tp.Privileges[0].Attributes = 0;
 414
 415     AdjustTokenPrivileges(hToken, FALSE, &tp, sizeof(TOKEN_PRIVILEGES), NULL, NULL);
 416     if (GetLastError() != ERROR_SUCCESS)
 417     {
 418         CloseHandle(hToken);
 419         return FALSE;
 420     }
 421
 422     CloseHandle(hToken);
 423     return TRUE;
 424 }
 425
 426 START_TEST(registry)
 427 {
 428     setup_main_key();
 429     create_test_entries();
 430     test_enum_value();
 431     test_query_value_ex();
 432     test_reg_open_key();
 433     test_reg_close_key();
 434     test_reg_delete_key();
 435
 436     /* SaveKey/LoadKey require the SE_BACKUP_NAME privilege to be set */
 437     if (set_privileges(SE_BACKUP_NAME, TRUE) &&
 438         set_privileges(SE_RESTORE_NAME, TRUE))
 439     {
 440         test_reg_save_key();
 441         test_reg_load_key();
 442         test_reg_unload_key();
 443
 444         set_privileges(SE_BACKUP_NAME, FALSE);
 445         set_privileges(SE_RESTORE_NAME, FALSE);
 446     }
 447
 448     /* cleanup */
 449     delete_key( hkey_main );
 450 }