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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include <assert.h>
  22 #include <stdarg.h>
  23 #include <stdio.h>
  24 #include "wine/test.h"
  25 #include "windef.h"
  26 #include "winbase.h"
  27 #include "winreg.h"
  28 #include "winsvc.h"
  29 #include "winerror.h"
  30
  31 static HKEY hkey_main;
  32 static DWORD GLE;
  33
  34 static const char * sTestpath1 = "%LONGSYSTEMVAR%\\subdir1";
  35 static const char * sTestpath2 = "%FOO%\\subdir1";
  36
  37 static HMODULE hadvapi32;
  38 static DWORD (WINAPI *pRegGetValueA)(HKEY,LPCSTR,LPCSTR,DWORD,LPDWORD,PVOID,LPDWORD);
  39 static DWORD (WINAPI *pRegDeleteTreeA)(HKEY,LPCSTR);
  40
  41
  42
  43 /* Debugging functions from wine/libs/wine/debug.c */
  44
  45 /* allocate some tmp string space */
  46 /* FIXME: this is not 100% thread-safe */
  47 static char *get_temp_buffer( int size )
  48 {
  49     static char *list[32];
  50     static long pos;
  51     char *ret;
  52     int idx;
  53
  54     idx = ++pos % (sizeof(list)/sizeof(list[0]));
  55     if ((ret = realloc( list[idx], size ))) list[idx] = ret;
  56     return ret;
  57 }
  58
  59 /* default implementation of wine_dbgstr_an */
  60 static const char *wine_debugstr_an( const char *str, int n )
  61 {
  62     static const char hex[16] = "0123456789abcdef";
  63     char *dst, *res;
  64     size_t size;
  65
  66     if (!((ULONG_PTR)str >> 16))
  67     {
  68         if (!str) return "(null)";
  69         res = get_temp_buffer( 6 );
  70         sprintf( res, "#%04x", LOWORD(str) );
  71         return res;
  72     }
  73     if (n == -1) n = strlen(str);
  74     if (n < 0) n = 0;
  75     size = 10 + min( 300, n * 4 );
  76     dst = res = get_temp_buffer( size );
  77     *dst++ = '"';
  78     while (n-- > 0 && dst <= res + size - 9)
  79     {
  80         unsigned char c = *str++;
  81         switch (c)
  82         {
  83         case '\n': *dst++ = '\\'; *dst++ = 'n'; break;
  84         case '\r': *dst++ = '\\'; *dst++ = 'r'; break;
  85         case '\t': *dst++ = '\\'; *dst++ = 't'; break;
  86         case '"':  *dst++ = '\\'; *dst++ = '"'; break;
  87         case '\\': *dst++ = '\\'; *dst++ = '\\'; break;
  88         default:
  89             if (c >= ' ' && c <= 126)
  90                 *dst++ = c;
  91             else
  92             {
  93                 *dst++ = '\\';
  94                 *dst++ = 'x';
  95                 *dst++ = hex[(c >> 4) & 0x0f];
  96                 *dst++ = hex[c & 0x0f];
  97             }
  98         }
  99     }
 100     *dst++ = '"';
 101     if (n > 0)
 102     {
 103         *dst++ = '.';
 104         *dst++ = '.';
 105         *dst++ = '.';
 106     }
 107     *dst++ = 0;
 108     return res;
 109 }
 110
 111 /* default implementation of wine_dbgstr_wn */
 112 static const char *wine_debugstr_wn( const WCHAR *str, int n )
 113 {
 114     char *dst, *res;
 115
 116     if (!HIWORD(str))
 117     {
 118         if (!str) return "(null)";
 119         res = get_temp_buffer( 6 );
 120         sprintf( res, "#%04x", LOWORD(str) );
 121         return res;
 122     }
 123     if (n == -1) n = lstrlenW(str);
 124     if (n < 0) n = 0;
 125     else if (n > 200) n = 200;
 126     dst = res = get_temp_buffer( n * 5 + 7 );
 127     *dst++ = 'L';
 128     *dst++ = '"';
 129     while (n-- > 0)
 130     {
 131         WCHAR c = *str++;
 132         switch (c)
 133         {
 134         case '\n': *dst++ = '\\'; *dst++ = 'n'; break;
 135         case '\r': *dst++ = '\\'; *dst++ = 'r'; break;
 136         case '\t': *dst++ = '\\'; *dst++ = 't'; break;
 137         case '"':  *dst++ = '\\'; *dst++ = '"'; break;
 138         case '\\': *dst++ = '\\'; *dst++ = '\\'; break;
 139         default:
 140             if (c >= ' ' && c <= 126)
 141                 *dst++ = (char)c;
 142             else
 143             {
 144                 *dst++ = '\\';
 145                 sprintf(dst,"%04x",c);
 146                 dst+=4;
 147             }
 148         }
 149     }
 150     *dst++ = '"';
 151     if (*str)
 152     {
 153         *dst++ = '.';
 154         *dst++ = '.';
 155         *dst++ = '.';
 156     }
 157     *dst = 0;
 158     return res;
 159 }
 160
 161
 162 #define ADVAPI32_GET_PROC(func) \
 163     p ## func = (void*)GetProcAddress(hadvapi32, #func); \
 164     if(!p ## func) \
 165       trace("GetProcAddress(%s) failed\n", #func);
 166
 167 static void InitFunctionPtrs(void)
 168 {
 169     hadvapi32 = GetModuleHandleA("advapi32.dll");
 170
 171     /* This function was introduced with Windows 2003 SP1 */
 172     ADVAPI32_GET_PROC(RegGetValueA)
 173     ADVAPI32_GET_PROC(RegDeleteTreeA)
 174 }
 175
 176 /* delete key and all its subkeys */
 177 static DWORD delete_key( HKEY hkey )
 178 {
 179     char name[MAX_PATH];
 180     DWORD ret;
 181
 182     while (!(ret = RegEnumKeyA(hkey, 0, name, sizeof(name))))
 183     {
 184         HKEY tmp;
 185         if (!(ret = RegOpenKeyExA( hkey, name, 0, KEY_ENUMERATE_SUB_KEYS, &tmp )))
 186         {
 187             ret = delete_key( tmp );
 188             RegCloseKey( tmp );
 189         }
 190         if (ret) break;
 191     }
 192     if (ret != ERROR_NO_MORE_ITEMS) return ret;
 193     RegDeleteKeyA( hkey, "" );
 194     return 0;
 195 }
 196
 197 static void setup_main_key(void)
 198 {
 199     if (!RegOpenKeyA( HKEY_CURRENT_USER, "Software\\Wine\\Test", &hkey_main )) delete_key( hkey_main );
 200
 201     assert (!RegCreateKeyA( HKEY_CURRENT_USER, "Software\\Wine\\Test", &hkey_main ));
 202 }
 203
 204 static void test_hkey_main_Value_A(LPCSTR name, LPCSTR string,
 205                                    DWORD full_byte_len)
 206 {
 207     DWORD ret, type, cbData;
 208     DWORD str_byte_len;
 209     LPSTR value;
 210     static const char nA[]={'N', 0};
 211
 212     type=0xdeadbeef;
 213     cbData=0xdeadbeef;
 214     /* When successful RegQueryValueExA() leaves GLE as is,
 215      * so we must reset it to detect unimplemented functions.
 216      */
 217     SetLastError(0xdeadbeef);
 218     ret = RegQueryValueExA(hkey_main, name, NULL, &type, NULL, &cbData);
 219     GLE = GetLastError();
 220     ok(ret == ERROR_SUCCESS, "RegQueryValueExA failed: %d, GLE=%d\n", ret, GLE);
 221     /* It is wrong for the Ansi version to not be implemented */
 222     ok(GLE == 0xdeadbeef, "RegQueryValueExA set GLE = %u\n", GLE);
 223     if(GLE == ERROR_CALL_NOT_IMPLEMENTED) return;
 224
 225     str_byte_len = (string ? lstrlenA(string) : 0) + 1;
 226     ok(type == REG_SZ, "RegQueryValueExA returned type %d\n", type);
 227     ok(cbData == full_byte_len || cbData == str_byte_len /* Win9x */,
 228         "cbData=%d instead of %d or %d\n", cbData, full_byte_len, str_byte_len);
 229
 230     value = HeapAlloc(GetProcessHeap(), 0, (cbData+2)*sizeof(*value));
 231     strcpy(value, nA);
 232     type=0xdeadbeef;
 233     ret = RegQueryValueExA(hkey_main, name, NULL, &type, (BYTE*)value, &cbData);
 234     GLE = GetLastError();
 235     ok(ret == ERROR_SUCCESS, "RegQueryValueExA failed: %d, GLE=%d\n", ret, GLE);
 236     if (!string)
 237     {
 238         /* When cbData == 0, RegQueryValueExA() should not modify the buffer */
 239         ok(strcmp(value, nA) == 0 || (cbData == 1 && *value == '\0') /* Win9x */,
 240            "RegQueryValueExA failed: '%s' != '%s'\n", value, string);
 241     }
 242     else
 243     {
 244         ok(memcmp(value, string, cbData) == 0, "RegQueryValueExA failed: %s/%d != %s/%d\n",
 245            wine_debugstr_an(value, cbData), cbData,
 246            wine_debugstr_an(string, full_byte_len), full_byte_len);
 247     }
 248     HeapFree(GetProcessHeap(), 0, value);
 249 }
 250
 251 static void test_hkey_main_Value_W(LPCWSTR name, LPCWSTR string,
 252                                    DWORD full_byte_len)
 253 {
 254     DWORD ret, type, cbData;
 255     LPWSTR value;
 256     static const WCHAR nW[]={'N', 0};
 257
 258     type=0xdeadbeef;
 259     cbData=0xdeadbeef;
 260     /* When successful RegQueryValueExW() leaves GLE as is,
 261      * so we must reset it to detect unimplemented functions.
 262      */
 263     SetLastError(0xdeadbeef);
 264     ret = RegQueryValueExW(hkey_main, name, NULL, &type, NULL, &cbData);
 265     GLE = GetLastError();
 266     ok(ret == ERROR_SUCCESS, "RegQueryValueExW failed: %d, GLE=%d\n", ret, GLE);
 267     if(GLE == ERROR_CALL_NOT_IMPLEMENTED) return;
 268
 269     ok(type == REG_SZ, "RegQueryValueExW returned type %d\n", type);
 270     ok(cbData == full_byte_len,
 271         "cbData=%d instead of %d\n", cbData, full_byte_len);
 272
 273     value = HeapAlloc(GetProcessHeap(), 0, (cbData+2)*sizeof(*value));
 274     lstrcpyW(value, nW);
 275     type=0xdeadbeef;
 276     ret = RegQueryValueExW(hkey_main, name, NULL, &type, (BYTE*)value, &cbData);
 277     GLE = GetLastError();
 278     ok(ret == ERROR_SUCCESS, "RegQueryValueExW failed: %d, GLE=%d\n", ret, GLE);
 279     if (!string)
 280     {
 281         /* When cbData == 0, RegQueryValueExW() should not modify the buffer */
 282         string=nW;
 283     }
 284     ok(memcmp(value, string, cbData) == 0, "RegQueryValueExW failed: %s/%d != %s/%d\n",
 285        wine_debugstr_wn(value, cbData), cbData,
 286        wine_debugstr_wn(string, full_byte_len), full_byte_len);
 287     HeapFree(GetProcessHeap(), 0, value);
 288 }
 289
 290 static void test_set_value(void)
 291 {
 292     DWORD ret;
 293
 294     static const WCHAR name1W[] =   {'C','l','e','a','n','S','i','n','g','l','e','S','t','r','i','n','g', 0};
 295     static const WCHAR name2W[] =   {'S','o','m','e','I','n','t','r','a','Z','e','r','o','e','d','S','t','r','i','n','g', 0};
 296     static const WCHAR emptyW[] = {0};
 297     static const WCHAR string1W[] = {'T','h','i','s','N','e','v','e','r','B','r','e','a','k','s', 0};
 298     static const WCHAR string2W[] = {'T','h','i','s', 0 ,'B','r','e','a','k','s', 0 , 0 ,'A', 0 , 0 , 0 , 'L','o','t', 0 , 0 , 0 , 0, 0};
 299
 300     static const char name1A[] =   "CleanSingleString";
 301     static const char name2A[] =   "SomeIntraZeroedString";
 302     static const char emptyA[] = "";
 303     static const char string1A[] = "ThisNeverBreaks";
 304     static const char string2A[] = "This\0Breaks\0\0A\0\0\0Lot\0\0\0\0";
 305
 306     /* Test RegSetValueExA with a 'zero-byte' string (as Office 2003 does).
 307      * Surprisingly enough we're supposed to get zero bytes out of it.
 308      * FIXME: Wine's on-disk file format does not differentiate this with
 309      *        regular empty strings but there's no way to test as it requires
 310      *        stopping the wineserver.
 311      */
 312     ret = RegSetValueExA(hkey_main, name1A, 0, REG_SZ, (const BYTE *)emptyA, 0);
 313     ok(ret == ERROR_SUCCESS, "RegSetValueExA failed: %d, GLE=%d\n", ret, GetLastError());
 314     test_hkey_main_Value_A(name1A, NULL, 0);
 315     test_hkey_main_Value_W(name1W, NULL, 0);
 316
 317     /* test RegSetValueExA with an empty string */
 318     ret = RegSetValueExA(hkey_main, name1A, 0, REG_SZ, (const BYTE *)emptyA, sizeof(emptyA));
 319     ok(ret == ERROR_SUCCESS, "RegSetValueExA failed: %d, GLE=%d\n", ret, GetLastError());
 320     test_hkey_main_Value_A(name1A, emptyA, sizeof(emptyA));
 321     test_hkey_main_Value_W(name1W, emptyW, sizeof(emptyW));
 322
 323     /* test RegSetValueExA with normal string */
 324     ret = RegSetValueExA(hkey_main, name1A, 0, REG_SZ, (const BYTE *)string1A, sizeof(string1A));
 325     ok(ret == ERROR_SUCCESS, "RegSetValueExA failed: %d, GLE=%d\n", ret, GetLastError());
 326     test_hkey_main_Value_A(name1A, string1A, sizeof(string1A));
 327     test_hkey_main_Value_W(name1W, string1W, sizeof(string1W));
 328
 329     /* test RegSetValueExA with intrazeroed string */
 330     ret = RegSetValueExA(hkey_main, name2A, 0, REG_SZ, (const BYTE *)string2A, sizeof(string2A));
 331     ok(ret == ERROR_SUCCESS, "RegSetValueExA failed: %d, GLE=%d\n", ret, GetLastError());
 332     test_hkey_main_Value_A(name2A, string2A, sizeof(string2A));
 333     test_hkey_main_Value_W(name2W, string2W, sizeof(string2W));
 334
 335     /* 9x doesn't support W-calls, so don't test them then */
 336     if(GLE == ERROR_CALL_NOT_IMPLEMENTED) return;
 337
 338     /* test RegSetValueExW with normal string */
 339     ret = RegSetValueExW(hkey_main, name1W, 0, REG_SZ, (const BYTE *)string1W, sizeof(string1W));
 340     ok(ret == ERROR_SUCCESS, "RegSetValueExW failed: %d, GLE=%d\n", ret, GetLastError());
 341     test_hkey_main_Value_A(name1A, string1A, sizeof(string1A));
 342     test_hkey_main_Value_W(name1W, string1W, sizeof(string1W));
 343
 344     /* test RegSetValueExW with intrazeroed string */
 345     ret = RegSetValueExW(hkey_main, name2W, 0, REG_SZ, (const BYTE *)string2W, sizeof(string2W));
 346     ok(ret == ERROR_SUCCESS, "RegSetValueExW failed: %d, GLE=%d\n", ret, GetLastError());
 347     test_hkey_main_Value_A(name2A, string2A, sizeof(string2A));
 348     test_hkey_main_Value_W(name2W, string2W, sizeof(string2W));
 349 }
 350
 351 static void create_test_entries(void)
 352 {
 353     static const DWORD qw[2] = { 0x12345678, 0x87654321 };
 354
 355     SetEnvironmentVariableA("LONGSYSTEMVAR", "bar");
 356     SetEnvironmentVariableA("FOO", "ImARatherLongButIndeedNeededString");
 357
 358     ok(!RegSetValueExA(hkey_main,"TP1_EXP_SZ",0,REG_EXPAND_SZ, (const BYTE *)sTestpath1, strlen(sTestpath1)+1),
 359         "RegSetValueExA failed\n");
 360     ok(!RegSetValueExA(hkey_main,"TP1_SZ",0,REG_SZ, (const BYTE *)sTestpath1, strlen(sTestpath1)+1),
 361         "RegSetValueExA failed\n");
 362     ok(!RegSetValueExA(hkey_main,"TP2_EXP_SZ",0,REG_EXPAND_SZ, (const BYTE *)sTestpath2, strlen(sTestpath2)+1),
 363         "RegSetValueExA failed\n");
 364     ok(!RegSetValueExA(hkey_main,"DWORD",0,REG_DWORD, (const BYTE *)qw, 4),
 365         "RegSetValueExA failed\n");
 366     ok(!RegSetValueExA(hkey_main,"BIN32",0,REG_BINARY, (const BYTE *)qw, 4),
 367         "RegSetValueExA failed\n");
 368     ok(!RegSetValueExA(hkey_main,"BIN64",0,REG_BINARY, (const BYTE *)qw, 8),
 369         "RegSetValueExA failed\n");
 370 }
 371
 372 static void test_enum_value(void)
 373 {
 374     DWORD res;
 375     HKEY test_key;
 376     char value[20], data[20];
 377     WCHAR valueW[20], dataW[20];
 378     DWORD val_count, data_count, type;
 379     static const WCHAR foobarW[] = {'f','o','o','b','a','r',0};
 380     static const WCHAR testW[] = {'T','e','s','t',0};
 381     static const WCHAR xxxW[] = {'x','x','x','x','x','x','x','x',0};
 382
 383     /* create the working key for new 'Test' value */
 384     res = RegCreateKeyA( hkey_main, "TestKey", &test_key );
 385     ok( res == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %d\n", res);
 386
 387     /* check NULL data with zero length */
 388     res = RegSetValueExA( test_key, "Test", 0, REG_SZ, NULL, 0 );
 389     if (GetVersion() & 0x80000000)
 390         ok( res == ERROR_INVALID_PARAMETER, "RegSetValueExA returned %d\n", res );
 391     else
 392         ok( !res, "RegSetValueExA returned %d\n", res );
 393     res = RegSetValueExA( test_key, "Test", 0, REG_EXPAND_SZ, NULL, 0 );
 394     ok( ERROR_SUCCESS == res || ERROR_INVALID_PARAMETER == res, "RegSetValueExA returned %d\n", res );
 395     res = RegSetValueExA( test_key, "Test", 0, REG_BINARY, NULL, 0 );
 396     ok( ERROR_SUCCESS == res || ERROR_INVALID_PARAMETER == res, "RegSetValueExA returned %d\n", res );
 397
 398     res = RegSetValueExA( test_key, "Test", 0, REG_SZ, (const BYTE *)"foobar", 7 );
 399     ok( res == 0, "RegSetValueExA failed error %d\n", res );
 400
 401     /* overflow both name and data */
 402     val_count = 2;
 403     data_count = 2;
 404     type = 1234;
 405     strcpy( value, "xxxxxxxxxx" );
 406     strcpy( data, "xxxxxxxxxx" );
 407     res = RegEnumValueA( test_key, 0, value, &val_count, NULL, &type, (LPBYTE)data, &data_count );
 408     ok( res == ERROR_MORE_DATA, "expected ERROR_MORE_DATA, got %d\n", res );
 409     ok( val_count == 2, "val_count set to %d\n", val_count );
 410     ok( data_count == 7, "data_count set to %d instead of 7\n", data_count );
 411     ok( type == REG_SZ, "type %d is not REG_SZ\n", type );
 412     ok( !strcmp( value, "xxxxxxxxxx" ), "value set to '%s'\n", value );
 413     ok( !strcmp( data, "xxxxxxxxxx" ), "data set to '%s'\n", data );
 414
 415     /* overflow name */
 416     val_count = 3;
 417     data_count = 20;
 418     type = 1234;
 419     strcpy( value, "xxxxxxxxxx" );
 420     strcpy( data, "xxxxxxxxxx" );
 421     res = RegEnumValueA( test_key, 0, value, &val_count, NULL, &type, (LPBYTE)data, &data_count );
 422     ok( res == ERROR_MORE_DATA, "expected ERROR_MORE_DATA, got %d\n", res );
 423     /* Win9x returns 2 as specified by MSDN but NT returns 3... */
 424     ok( val_count == 2 || val_count == 3, "val_count set to %d\n", val_count );
 425     ok( data_count == 7, "data_count set to %d instead of 7\n", data_count );
 426     ok( type == REG_SZ, "type %d is not REG_SZ\n", type );
 427     /* v5.1.2600.0 (XP Home and Proffesional) does not touch value or data in this case */
 428     ok( !strcmp( value, "Te" ) || !strcmp( value, "xxxxxxxxxx" ),
 429         "value set to '%s' instead of 'Te' or 'xxxxxxxxxx'\n", value );
 430     ok( !strcmp( data, "foobar" ) || !strcmp( data, "xxxxxxx" ),
 431         "data set to '%s' instead of 'foobar' or 'xxxxxxx'\n", data );
 432
 433     /* overflow empty name */
 434     val_count = 0;
 435     data_count = 20;
 436     type = 1234;
 437     strcpy( value, "xxxxxxxxxx" );
 438     strcpy( data, "xxxxxxxxxx" );
 439     res = RegEnumValueA( test_key, 0, value, &val_count, NULL, &type, (LPBYTE)data, &data_count );
 440     ok( res == ERROR_MORE_DATA, "expected ERROR_MORE_DATA, got %d\n", res );
 441     ok( val_count == 0, "val_count set to %d\n", val_count );
 442     ok( data_count == 7, "data_count set to %d instead of 7\n", data_count );
 443     ok( type == REG_SZ, "type %d is not REG_SZ\n", type );
 444     ok( !strcmp( value, "xxxxxxxxxx" ), "value set to '%s'\n", value );
 445     /* v5.1.2600.0 (XP Home and Professional) does not touch data in this case */
 446     ok( !strcmp( data, "foobar" ) || !strcmp( data, "xxxxxxx" ),
 447         "data set to '%s' instead of 'foobar' or 'xxxxxxx'\n", data );
 448
 449     /* overflow data */
 450     val_count = 20;
 451     data_count = 2;
 452     type = 1234;
 453     strcpy( value, "xxxxxxxxxx" );
 454     strcpy( data, "xxxxxxxxxx" );
 455     res = RegEnumValueA( test_key, 0, value, &val_count, NULL, &type, (LPBYTE)data, &data_count );
 456     ok( res == ERROR_MORE_DATA, "expected ERROR_MORE_DATA, got %d\n", res );
 457     ok( val_count == 20, "val_count set to %d\n", val_count );
 458     ok( data_count == 7, "data_count set to %d instead of 7\n", data_count );
 459     ok( type == REG_SZ, "type %d is not REG_SZ\n", type );
 460     ok( !strcmp( value, "xxxxxxxxxx" ), "value set to '%s'\n", value );
 461     ok( !strcmp( data, "xxxxxxxxxx" ), "data set to '%s'\n", data );
 462
 463     /* no overflow */
 464     val_count = 20;
 465     data_count = 20;
 466     type = 1234;
 467     strcpy( value, "xxxxxxxxxx" );
 468     strcpy( data, "xxxxxxxxxx" );
 469     res = RegEnumValueA( test_key, 0, value, &val_count, NULL, &type, (LPBYTE)data, &data_count );
 470     ok( res == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %d\n", res );
 471     ok( val_count == 4, "val_count set to %d instead of 4\n", val_count );
 472     ok( data_count == 7, "data_count set to %d instead of 7\n", data_count );
 473     ok( type == REG_SZ, "type %d is not REG_SZ\n", type );
 474     ok( !strcmp( value, "Test" ), "value is '%s' instead of Test\n", value );
 475     ok( !strcmp( data, "foobar" ), "data is '%s' instead of foobar\n", data );
 476
 477     /* Unicode tests */
 478
 479     SetLastError(0xdeadbeef);
 480     res = RegSetValueExW( test_key, testW, 0, REG_SZ, (const BYTE *)foobarW, 7*sizeof(WCHAR) );
 481     if (res==0 && GetLastError()==ERROR_CALL_NOT_IMPLEMENTED)
 482     {
 483         skip("RegSetValueExW is not implemented\n");
 484         goto cleanup;
 485     }
 486     ok( res == 0, "RegSetValueExW failed error %d\n", res );
 487
 488     /* overflow both name and data */
 489     val_count = 2;
 490     data_count = 2;
 491     type = 1234;
 492     memcpy( valueW, xxxW, sizeof(xxxW) );
 493     memcpy( dataW, xxxW, sizeof(xxxW) );
 494     res = RegEnumValueW( test_key, 0, valueW, &val_count, NULL, &type, (BYTE*)dataW, &data_count );
 495     ok( res == ERROR_MORE_DATA, "expected ERROR_MORE_DATA, got %d\n", res );
 496     ok( val_count == 2, "val_count set to %d\n", val_count );
 497     ok( data_count == 7*sizeof(WCHAR), "data_count set to %d instead of 7*sizeof(WCHAR)\n", data_count );
 498     ok( type == REG_SZ, "type %d is not REG_SZ\n", type );
 499     ok( !memcmp( valueW, xxxW, sizeof(xxxW) ), "value modified\n" );
 500     ok( !memcmp( dataW, xxxW, sizeof(xxxW) ), "data modified\n" );
 501
 502     /* overflow name */
 503     val_count = 3;
 504     data_count = 20;
 505     type = 1234;
 506     memcpy( valueW, xxxW, sizeof(xxxW) );
 507     memcpy( dataW, xxxW, sizeof(xxxW) );
 508     res = RegEnumValueW( test_key, 0, valueW, &val_count, NULL, &type, (BYTE*)dataW, &data_count );
 509     ok( res == ERROR_MORE_DATA, "expected ERROR_MORE_DATA, got %d\n", res );
 510     ok( val_count == 3, "val_count set to %d\n", val_count );
 511     ok( data_count == 7*sizeof(WCHAR), "data_count set to %d instead of 7*sizeof(WCHAR)\n", data_count );
 512     ok( type == REG_SZ, "type %d is not REG_SZ\n", type );
 513     ok( !memcmp( valueW, xxxW, sizeof(xxxW) ), "value modified\n" );
 514     ok( !memcmp( dataW, xxxW, sizeof(xxxW) ), "data modified\n" );
 515
 516     /* overflow data */
 517     val_count = 20;
 518     data_count = 2;
 519     type = 1234;
 520     memcpy( valueW, xxxW, sizeof(xxxW) );
 521     memcpy( dataW, xxxW, sizeof(xxxW) );
 522     res = RegEnumValueW( test_key, 0, valueW, &val_count, NULL, &type, (BYTE*)dataW, &data_count );
 523     ok( res == ERROR_MORE_DATA, "expected ERROR_MORE_DATA, got %d\n", res );
 524     ok( val_count == 4, "val_count set to %d instead of 4\n", val_count );
 525     ok( data_count == 7*sizeof(WCHAR), "data_count set to %d instead of 7*sizeof(WCHAR)\n", data_count );
 526     ok( type == REG_SZ, "type %d is not REG_SZ\n", type );
 527     ok( !memcmp( valueW, testW, sizeof(testW) ), "value is not 'Test'\n" );
 528     ok( !memcmp( dataW, xxxW, sizeof(xxxW) ), "data modified\n" );
 529
 530     /* no overflow */
 531     val_count = 20;
 532     data_count = 20;
 533     type = 1234;
 534     memcpy( valueW, xxxW, sizeof(xxxW) );
 535     memcpy( dataW, xxxW, sizeof(xxxW) );
 536     res = RegEnumValueW( test_key, 0, valueW, &val_count, NULL, &type, (BYTE*)dataW, &data_count );
 537     ok( res == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %d\n", res );
 538     ok( val_count == 4, "val_count set to %d instead of 4\n", val_count );
 539     ok( data_count == 7*sizeof(WCHAR), "data_count set to %d instead of 7*sizeof(WCHAR)\n", data_count );
 540     ok( type == REG_SZ, "type %d is not REG_SZ\n", type );
 541     ok( !memcmp( valueW, testW, sizeof(testW) ), "value is not 'Test'\n" );
 542     ok( !memcmp( dataW, foobarW, sizeof(foobarW) ), "data is not 'foobar'\n" );
 543
 544 cleanup:
 545     RegDeleteKeyA(test_key, "");
 546     RegCloseKey(test_key);
 547 }
 548
 549 static void test_query_value_ex(void)
 550 {
 551     DWORD ret;
 552     DWORD size;
 553     DWORD type;
 554     BYTE buffer[10];
 555
 556     ret = RegQueryValueExA(hkey_main, "TP1_SZ", NULL, &type, NULL, &size);
 557     ok(ret == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %d\n", ret);
 558     ok(size == strlen(sTestpath1) + 1, "(%d,%d)\n", (DWORD)strlen(sTestpath1) + 1, size);
 559     ok(type == REG_SZ, "type %d is not REG_SZ\n", type);
 560
 561     type = 0xdeadbeef;
 562     size = 0xdeadbeef;
 563     ret = RegQueryValueExA(HKEY_CLASSES_ROOT, "Nonexistent Value", NULL, &type, NULL, &size);
 564     ok(ret == ERROR_FILE_NOT_FOUND, "expected ERROR_FILE_NOT_FOUND, got %d\n", ret);
 565     /* the type parameter is cleared on Win9x, but is set to a random value on
 566      * NT, so don't do that test there. The size parameter is left untouched on Win9x
 567      * but cleared on NT+, this can be tested on all platforms.
 568      */
 569     if (GetVersion() & 0x80000000)
 570     {
 571         ok(type == 0, "type should have been set to 0 instead of 0x%x\n", type);
 572         ok(size == 0xdeadbeef, "size should have been left untouched (0xdeadbeef)\n");
 573     }
 574     else
 575     {
 576         trace("test_query_value_ex: type set to: 0x%08x\n", type);
 577         ok(size == 0, "size should have been set to 0 instead of %d\n", size);
 578     }
 579
 580     size = sizeof(buffer);
 581     ret = RegQueryValueExA(HKEY_CLASSES_ROOT, "Nonexistent Value", NULL, &type, buffer, &size);
 582     ok(ret == ERROR_FILE_NOT_FOUND, "expected ERROR_FILE_NOT_FOUND, got %d\n", ret);
 583     ok(size == sizeof(buffer), "size shouldn't have been changed to %d\n", size);
 584 }
 585
 586 static void test_get_value(void)
 587 {
 588     DWORD ret;
 589     DWORD size;
 590     DWORD type;
 591     DWORD dw, qw[2];
 592     CHAR buf[80];
 593     CHAR expanded[] = "bar\\subdir1";
 594
 595     if(!pRegGetValueA)
 596     {
 597         skip("RegGetValue not available on this platform\n");
 598         return;
 599     }
 600
 601     /* Query REG_DWORD using RRF_RT_REG_DWORD (ok) */
 602     size = type = dw = 0xdeadbeef;
 603     ret = pRegGetValueA(hkey_main, NULL, "DWORD", RRF_RT_REG_DWORD, &type, &dw, &size);
 604     ok(ret == ERROR_SUCCESS, "ret=%d\n", ret);
 605     ok(size == 4, "size=%d\n", size);
 606     ok(type == REG_DWORD, "type=%d\n", type);
 607     ok(dw == 0x12345678, "dw=%d\n", dw);
 608
 609     /* Query by subkey-name */
 610     ret = pRegGetValueA(HKEY_CURRENT_USER, "Software\\Wine\\Test", "DWORD", RRF_RT_REG_DWORD, NULL, NULL, NULL);
 611     ok(ret == ERROR_SUCCESS, "ret=%d\n", ret);
 612
 613     /* Query REG_DWORD using RRF_RT_REG_BINARY (restricted) */
 614     size = type = dw = 0xdeadbeef;
 615     ret = pRegGetValueA(hkey_main, NULL, "DWORD", RRF_RT_REG_BINARY, &type, &dw, &size);
 616     ok(ret == ERROR_UNSUPPORTED_TYPE, "ret=%d\n", ret);
 617     /* Although the function failed all values are retrieved */
 618     ok(size == 4, "size=%d\n", size);
 619     ok(type == REG_DWORD, "type=%d\n", type);
 620     ok(dw == 0x12345678, "dw=%d\n", dw);
 621
 622     /* Test RRF_ZEROONFAILURE */
 623     type = dw = 0xdeadbeef; size = 4;
 624     ret = pRegGetValueA(hkey_main, NULL, "DWORD", RRF_RT_REG_SZ|RRF_ZEROONFAILURE, &type, &dw, &size);
 625     ok(ret == ERROR_UNSUPPORTED_TYPE, "ret=%d\n", ret);
 626     /* Again all values are retrieved ... */
 627     ok(size == 4, "size=%d\n", size);
 628     ok(type == REG_DWORD, "type=%d\n", type);
 629     /* ... except the buffer, which is zeroed out */
 630     ok(dw == 0, "dw=%d\n", dw);
 631
 632     /* Query REG_DWORD using RRF_RT_DWORD (ok) */
 633     size = type = dw = 0xdeadbeef;
 634     ret = pRegGetValueA(hkey_main, NULL, "DWORD", RRF_RT_DWORD, &type, &dw, &size);
 635     ok(ret == ERROR_SUCCESS, "ret=%d\n", ret);
 636     ok(size == 4, "size=%d\n", size);
 637     ok(type == REG_DWORD, "type=%d\n", type);
 638     ok(dw == 0x12345678, "dw=%d\n", dw);
 639
 640     /* Query 32-bit REG_BINARY using RRF_RT_DWORD (ok) */
 641     size = type = dw = 0xdeadbeef;
 642     ret = pRegGetValueA(hkey_main, NULL, "BIN32", RRF_RT_DWORD, &type, &dw, &size);
 643     ok(ret == ERROR_SUCCESS, "ret=%d\n", ret);
 644     ok(size == 4, "size=%d\n", size);
 645     ok(type == REG_BINARY, "type=%d\n", type);
 646     ok(dw == 0x12345678, "dw=%d\n", dw);
 647
 648     /* Query 64-bit REG_BINARY using RRF_RT_DWORD (type mismatch) */
 649     qw[0] = qw[1] = size = type = 0xdeadbeef;
 650     ret = pRegGetValueA(hkey_main, NULL, "BIN64", RRF_RT_DWORD, &type, qw, &size);
 651     ok(ret == ERROR_DATATYPE_MISMATCH, "ret=%d\n", ret);
 652     ok(size == 8, "size=%d\n", size);
 653     ok(type == REG_BINARY, "type=%d\n", type);
 654     ok(qw[0] == 0x12345678 &&
 655        qw[1] == 0x87654321, "qw={%d,%d}\n", qw[0], qw[1]);
 656
 657     /* Query 64-bit REG_BINARY using 32-bit buffer (buffer too small) */
 658     type = dw = 0xdeadbeef; size = 4;
 659     ret = pRegGetValueA(hkey_main, NULL, "BIN64", RRF_RT_REG_BINARY, &type, &dw, &size);
 660     ok(ret == ERROR_MORE_DATA, "ret=%d\n", ret);
 661     ok(dw == 0xdeadbeef, "dw=%d\n", dw);
 662     ok(size == 8, "size=%d\n", size);
 663
 664     /* Query 64-bit REG_BINARY using RRF_RT_QWORD (ok) */
 665     qw[0] = qw[1] = size = type = 0xdeadbeef;
 666     ret = pRegGetValueA(hkey_main, NULL, "BIN64", RRF_RT_QWORD, &type, qw, &size);
 667     ok(ret == ERROR_SUCCESS, "ret=%d\n", ret);
 668     ok(size == 8, "size=%d\n", size);
 669     ok(type == REG_BINARY, "type=%d\n", type);
 670     ok(qw[0] == 0x12345678 &&
 671        qw[1] == 0x87654321, "qw={%d,%d}\n", qw[0], qw[1]);
 672
 673     /* Query REG_SZ using RRF_RT_REG_SZ (ok) */
 674     buf[0] = 0; type = 0xdeadbeef; size = sizeof(buf);
 675     ret = pRegGetValueA(hkey_main, NULL, "TP1_SZ", RRF_RT_REG_SZ, &type, buf, &size);
 676     ok(ret == ERROR_SUCCESS, "ret=%d\n", ret);
 677     ok(size == strlen(sTestpath1)+1, "strlen(sTestpath1)=%d size=%d\n", lstrlenA(sTestpath1), size);
 678     ok(type == REG_SZ, "type=%d\n", type);
 679     ok(!strcmp(sTestpath1, buf), "sTestpath=\"%s\" buf=\"%s\"\n", sTestpath1, buf);
 680
 681     /* Query REG_SZ using RRF_RT_REG_SZ|RRF_NOEXPAND (ok) */
 682     buf[0] = 0; type = 0xdeadbeef; size = sizeof(buf);
 683     ret = pRegGetValueA(hkey_main, NULL, "TP1_SZ", RRF_RT_REG_SZ|RRF_NOEXPAND, &type, buf, &size);
 684     ok(ret == ERROR_SUCCESS, "ret=%d\n", ret);
 685     ok(size == strlen(sTestpath1)+1, "strlen(sTestpath1)=%d size=%d\n", lstrlenA(sTestpath1), size);
 686     ok(type == REG_SZ, "type=%d\n", type);
 687     ok(!strcmp(sTestpath1, buf), "sTestpath=\"%s\" buf=\"%s\"\n", sTestpath1, buf);
 688
 689     /* Query REG_EXPAND_SZ using RRF_RT_REG_SZ (ok, expands) */
 690     buf[0] = 0; type = 0xdeadbeef; size = sizeof(buf);
 691     ret = pRegGetValueA(hkey_main, NULL, "TP1_EXP_SZ", RRF_RT_REG_SZ, &type, buf, &size);
 692     ok(ret == ERROR_SUCCESS, "ret=%d\n", ret);
 693     /* At least v5.2.3790.1830 (2003 SP1) returns the unexpanded sTestpath1 length + 1 here. */
 694     ok((size == strlen(expanded)+1) || (size == strlen(sTestpath1)+1),
 695         "strlen(expanded)=%d, strlen(sTestpath1)=%d, size=%d\n", lstrlenA(expanded), lstrlenA(sTestpath1), size);
 696     ok(type == REG_SZ, "type=%d\n", type);
 697     ok(!strcmp(expanded, buf), "expanded=\"%s\" buf=\"%s\"\n", expanded, buf);
 698
 699     /* Query REG_EXPAND_SZ using RRF_RT_REG_EXPAND_SZ|RRF_NOEXPAND (ok, doesn't expand) */
 700     buf[0] = 0; type = 0xdeadbeef; size = sizeof(buf);
 701     ret = pRegGetValueA(hkey_main, NULL, "TP1_EXP_SZ", RRF_RT_REG_EXPAND_SZ|RRF_NOEXPAND, &type, buf, &size);
 702     ok(ret == ERROR_SUCCESS, "ret=%d\n", ret);
 703     ok(size == strlen(sTestpath1)+1, "strlen(sTestpath1)=%d size=%d\n", lstrlenA(sTestpath1), size);
 704     ok(type == REG_EXPAND_SZ, "type=%d\n", type);
 705     ok(!strcmp(sTestpath1, buf), "sTestpath=\"%s\" buf=\"%s\"\n", sTestpath1, buf);
 706
 707     /* Query REG_EXPAND_SZ using RRF_RT_REG_SZ|RRF_NOEXPAND (type mismatch) */
 708     ret = pRegGetValueA(hkey_main, NULL, "TP1_EXP_SZ", RRF_RT_REG_SZ|RRF_NOEXPAND, NULL, NULL, NULL);
 709     ok(ret == ERROR_UNSUPPORTED_TYPE, "ret=%d\n", ret);
 710
 711     /* Query REG_EXPAND_SZ using RRF_RT_REG_EXPAND_SZ (not allowed without RRF_NOEXPAND) */
 712     ret = pRegGetValueA(hkey_main, NULL, "TP1_EXP_SZ", RRF_RT_REG_EXPAND_SZ, NULL, NULL, NULL);
 713     ok(ret == ERROR_INVALID_PARAMETER, "ret=%d\n", ret);
 714 }
 715
 716 static void test_reg_open_key(void)
 717 {
 718     DWORD ret = 0;
 719     HKEY hkResult = NULL;
 720     HKEY hkPreserve = NULL;
 721
 722     /* successful open */
 723     ret = RegOpenKeyA(HKEY_CURRENT_USER, "Software\\Wine\\Test", &hkResult);
 724     ok(ret == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %d\n", ret);
 725     ok(hkResult != NULL, "expected hkResult != NULL\n");
 726     hkPreserve = hkResult;
 727
 728     /* these tests fail on Win9x, but we want to be compatible with NT, so
 729      * run them if we can */
 730     if (!(GetVersion() & 0x80000000))
 731     {
 732         /* open same key twice */
 733         ret = RegOpenKeyA(HKEY_CURRENT_USER, "Software\\Wine\\Test", &hkResult);
 734         ok(ret == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %d\n", ret);
 735         ok(hkResult != hkPreserve, "epxected hkResult != hkPreserve\n");
 736         ok(hkResult != NULL, "hkResult != NULL\n");
 737         RegCloseKey(hkResult);
 738
 739         /* open nonexistent key
 740         * check that hkResult is set to NULL
 741         */
 742         hkResult = hkPreserve;
 743         ret = RegOpenKeyA(HKEY_CURRENT_USER, "Software\\Wine\\Nonexistent", &hkResult);
 744         ok(ret == ERROR_FILE_NOT_FOUND, "expected ERROR_FILE_NOT_FOUND, got %d\n", ret);
 745         ok(hkResult == NULL, "expected hkResult == NULL\n");
 746
 747         /* open the same nonexistent key again to make sure the key wasn't created */
 748         hkResult = hkPreserve;
 749         ret = RegOpenKeyA(HKEY_CURRENT_USER, "Software\\Wine\\Nonexistent", &hkResult);
 750         ok(ret == ERROR_FILE_NOT_FOUND, "expected ERROR_FILE_NOT_FOUND, got %d\n", ret);
 751         ok(hkResult == NULL, "expected hkResult == NULL\n");
 752
 753         /* send in NULL lpSubKey
 754         * check that hkResult receives the value of hKey
 755         */
 756         hkResult = hkPreserve;
 757         ret = RegOpenKeyA(HKEY_CURRENT_USER, NULL, &hkResult);
 758         ok(ret == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %d\n", ret);
 759         ok(hkResult == HKEY_CURRENT_USER, "expected hkResult == HKEY_CURRENT_USER\n");
 760
 761         /* send empty-string in lpSubKey */
 762         hkResult = hkPreserve;
 763         ret = RegOpenKeyA(HKEY_CURRENT_USER, "", &hkResult);
 764         ok(ret == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %d\n", ret);
 765         ok(hkResult == HKEY_CURRENT_USER, "expected hkResult == HKEY_CURRENT_USER\n");
 766
 767         /* send in NULL lpSubKey and NULL hKey
 768         * hkResult is set to NULL
 769         */
 770         hkResult = hkPreserve;
 771         ret = RegOpenKeyA(NULL, NULL, &hkResult);
 772         ok(ret == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %d\n", ret);
 773         ok(hkResult == NULL, "expected hkResult == NULL\n");
 774     }
 775
 776     /* only send NULL hKey
 777      * the value of hkResult remains unchanged
 778      */
 779     hkResult = hkPreserve;
 780     ret = RegOpenKeyA(NULL, "Software\\Wine\\Test", &hkResult);
 781     ok(ret == ERROR_INVALID_HANDLE || ret == ERROR_BADKEY, /* Windows 95 returns BADKEY */
 782        "expected ERROR_INVALID_HANDLE or ERROR_BADKEY, got %d\n", ret);
 783     ok(hkResult == hkPreserve, "expected hkResult == hkPreserve\n");
 784     RegCloseKey(hkResult);
 785
 786     /* send in NULL hkResult */
 787     ret = RegOpenKeyA(HKEY_CURRENT_USER, "Software\\Wine\\Test", NULL);
 788     ok(ret == ERROR_INVALID_PARAMETER, "expected ERROR_INVALID_PARAMETER, got %d\n", ret);
 789
 790     /*  beginning backslash character */
 791     ret = RegOpenKeyA(HKEY_CURRENT_USER, "\\Software\\Wine\\Test", &hkResult);
 792        ok(ret == ERROR_BAD_PATHNAME || /* NT/2k/XP */
 793            ret == ERROR_FILE_NOT_FOUND /* Win9x,ME */
 794            , "expected ERROR_BAD_PATHNAME or ERROR_FILE_NOT_FOUND, got %d\n", ret);
 795 }
 796
 797 static void test_reg_create_key(void)
 798 {
 799     LONG ret;
 800     HKEY hkey1, hkey2;
 801     ret = RegCreateKeyExA(hkey_main, "Subkey1", 0, NULL, 0, KEY_NOTIFY, NULL, &hkey1, NULL);
 802     ok(!ret, "RegCreateKeyExA failed with error %d\n", ret);
 803     /* should succeed: all versions of Windows ignore the access rights
 804      * to the parent handle */
 805     ret = RegCreateKeyExA(hkey1, "Subkey2", 0, NULL, 0, KEY_SET_VALUE, NULL, &hkey2, NULL);
 806     ok(!ret, "RegCreateKeyExA failed with error %d\n", ret);
 807
 808     /* clean up */
 809     RegDeleteKey(hkey2, "");
 810     RegDeleteKey(hkey1, "");
 811
 812     /*  beginning backslash character */
 813     ret = RegCreateKeyExA(hkey_main, "\\Subkey3", 0, NULL, 0, KEY_NOTIFY, NULL, &hkey1, NULL);
 814     if (!(GetVersion() & 0x80000000))
 815         ok(ret == ERROR_BAD_PATHNAME, "expected ERROR_BAD_PATHNAME, got %d\n", ret);
 816     else {
 817         ok(!ret, "RegCreateKeyExA failed with error %d\n", ret);
 818         RegDeleteKey(hkey1, NULL);
 819     }
 820 }
 821
 822 static void test_reg_close_key(void)
 823 {
 824     DWORD ret = 0;
 825     HKEY hkHandle;
 826
 827     /* successfully close key
 828      * hkHandle remains changed after call to RegCloseKey
 829      */
 830     ret = RegOpenKeyA(HKEY_CURRENT_USER, "Software\\Wine\\Test", &hkHandle);
 831     ret = RegCloseKey(hkHandle);
 832     ok(ret == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %d\n", ret);
 833
 834     /* try to close the key twice */
 835     ret = RegCloseKey(hkHandle); /* Windows 95 doesn't mind. */
 836     ok(ret == ERROR_INVALID_HANDLE || ret == ERROR_SUCCESS,
 837        "expected ERROR_INVALID_HANDLE or ERROR_SUCCESS, got %d\n", ret);
 838
 839     /* try to close a NULL handle */
 840     ret = RegCloseKey(NULL);
 841     ok(ret == ERROR_INVALID_HANDLE || ret == ERROR_BADKEY, /* Windows 95 returns BADKEY */
 842        "expected ERROR_INVALID_HANDLE or ERROR_BADKEY, got %d\n", ret);
 843
 844     /* Check to see if we didn't potentially close our main handle, which could happen on win98 as
 845      * win98 doesn't give a new handle when the same key is opened.
 846      * Not re-opening will make some next tests fail.
 847      */
 848     if (hkey_main == hkHandle)
 849     {
 850         trace("The main handle is most likely closed, so re-opening\n");
 851         RegOpenKeyA( HKEY_CURRENT_USER, "Software\\Wine\\Test", &hkey_main );
 852     }
 853 }
 854
 855 static void test_reg_delete_key(void)
 856 {
 857     DWORD ret;
 858
 859     ret = RegDeleteKey(hkey_main, NULL);
 860
 861     /* There is a bug in NT4 and W2K that doesn't check if the subkey is NULL. If
 862      * there are also no subkeys available it will delete the key pointed to by hkey_main.
 863      * Not re-creating will make some next tests fail.
 864      */
 865     if (ret == ERROR_SUCCESS)
 866     {
 867         trace("We are probably running on NT4 or W2K as the main key is deleted,"
 868             " re-creating the main key\n");
 869         setup_main_key();
 870     }
 871     else
 872         ok(ret == ERROR_INVALID_PARAMETER ||
 873            ret == ERROR_ACCESS_DENIED ||
 874            ret == ERROR_BADKEY, /* Win95 */
 875            "ret=%d\n", ret);
 876 }
 877
 878 static void test_reg_save_key(void)
 879 {
 880     DWORD ret;
 881
 882     ret = RegSaveKey(hkey_main, "saved_key", NULL);
 883     ok(ret == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %d\n", ret);
 884 }
 885
 886 static void test_reg_load_key(void)
 887 {
 888     DWORD ret;
 889     HKEY hkHandle;
 890
 891     ret = RegLoadKey(HKEY_LOCAL_MACHINE, "Test", "saved_key");
 892     ok(ret == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %d\n", ret);
 893
 894     ret = RegOpenKey(HKEY_LOCAL_MACHINE, "Test", &hkHandle);
 895     ok(ret == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %d\n", ret);
 896
 897     RegCloseKey(hkHandle);
 898 }
 899
 900 static void test_reg_unload_key(void)
 901 {
 902     DWORD ret;
 903
 904     ret = RegUnLoadKey(HKEY_LOCAL_MACHINE, "Test");
 905     ok(ret == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %d\n", ret);
 906
 907     DeleteFile("saved_key");
 908     DeleteFile("saved_key.LOG");
 909 }
 910
 911 static BOOL set_privileges(LPCSTR privilege, BOOL set)
 912 {
 913     TOKEN_PRIVILEGES tp;
 914     HANDLE hToken;
 915     LUID luid;
 916
 917     if (!OpenProcessToken(GetCurrentProcess(), TOKEN_ADJUST_PRIVILEGES, &hToken))
 918         return FALSE;
 919
 920     if(!LookupPrivilegeValue(NULL, privilege, &luid))
 921     {
 922         CloseHandle(hToken);
 923         return FALSE;
 924     }
 925
 926     tp.PrivilegeCount = 1;
 927     tp.Privileges[0].Luid = luid;
 928
 929     if (set)
 930         tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
 931     else
 932         tp.Privileges[0].Attributes = 0;
 933
 934     AdjustTokenPrivileges(hToken, FALSE, &tp, sizeof(TOKEN_PRIVILEGES), NULL, NULL);
 935     if (GetLastError() != ERROR_SUCCESS)
 936     {
 937         CloseHandle(hToken);
 938         return FALSE;
 939     }
 940
 941     CloseHandle(hToken);
 942     return TRUE;
 943 }
 944
 945 /* tests that show that RegConnectRegistry and
 946    OpenSCManager accept computer names without the
 947    \\ prefix (what MSDN says).   */
 948 static void test_regconnectregistry( void)
 949 {
 950     CHAR compName[MAX_COMPUTERNAME_LENGTH + 1];
 951     CHAR netwName[MAX_COMPUTERNAME_LENGTH + 3]; /* 2 chars for double backslash */
 952     DWORD len = sizeof(compName) ;
 953     BOOL ret;
 954     LONG retl;
 955     HKEY hkey;
 956     SC_HANDLE schnd;
 957
 958     SetLastError(0xdeadbeef);
 959     ret = GetComputerNameA(compName, &len);
 960     ok( ret, "GetComputerName failed err = %d\n", GetLastError());
 961     if( !ret) return;
 962
 963     lstrcpyA(netwName, "\\\\");
 964     lstrcpynA(netwName+2, compName, MAX_COMPUTERNAME_LENGTH + 1);
 965
 966     retl = RegConnectRegistryA( compName, HKEY_LOCAL_MACHINE, &hkey);
 967     ok( !retl || retl == ERROR_DLL_INIT_FAILED, "RegConnectRegistryA failed err = %d\n", retl);
 968     if( !retl) RegCloseKey( hkey);
 969
 970     retl = RegConnectRegistryA( netwName, HKEY_LOCAL_MACHINE, &hkey);
 971     ok( !retl || retl == ERROR_DLL_INIT_FAILED, "RegConnectRegistryA failed err = %d\n", retl);
 972     if( !retl) RegCloseKey( hkey);
 973
 974     SetLastError(0xdeadbeef);
 975     schnd = OpenSCManagerA( compName, NULL, GENERIC_READ);
 976     if (GetLastError() == ERROR_CALL_NOT_IMPLEMENTED)
 977     {
 978         skip("OpenSCManagerA is not implemented\n");
 979         return;
 980     }
 981
 982     ok( schnd != NULL, "OpenSCManagerA failed err = %d\n", GetLastError());
 983     CloseServiceHandle( schnd);
 984
 985     SetLastError(0xdeadbeef);
 986     schnd = OpenSCManagerA( netwName, NULL, GENERIC_READ);
 987     ok( schnd != NULL, "OpenSCManagerA failed err = %d\n", GetLastError());
 988     CloseServiceHandle( schnd);
 989
 990 }
 991
 992 static void test_reg_query_value(void)
 993 {
 994     HKEY subkey;
 995     CHAR val[MAX_PATH];
 996     WCHAR valW[5];
 997     LONG size, ret;
 998
 999     static const WCHAR expected[] = {'d','a','t','a',0};
1000
1001     ret = RegCreateKeyA(hkey_main, "subkey", &subkey);
1002     ok(ret == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", ret);
1003
1004     ret = RegSetValueA(subkey, NULL, REG_SZ, "data", 4);
1005     ok(ret == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", ret);
1006
1007     /* try an invalid hkey */
1008     SetLastError(0xdeadbeef);
1009     size = MAX_PATH;
1010     ret = RegQueryValueA((HKEY)0xcafebabe, "subkey", val, &size);
1011     ok(ret == ERROR_INVALID_HANDLE || ret == ERROR_BADKEY, /* Windows 98 returns BADKEY */
1012        "Expected ERROR_INVALID_HANDLE or ERROR_BADKEY, got %d\n", ret);
1013     ok(GetLastError() == 0xdeadbeef, "Expected 0xdeadbeef, got %d\n", GetLastError());
1014
1015     /* try a NULL hkey */
1016     SetLastError(0xdeadbeef);
1017     size = MAX_PATH;
1018     ret = RegQueryValueA(NULL, "subkey", val, &size);
1019     ok(ret == ERROR_INVALID_HANDLE || ret == ERROR_BADKEY, /* Windows 98 returns BADKEY */
1020        "Expected ERROR_INVALID_HANDLE or ERROR_BADKEY, got %d\n", ret);
1021     ok(GetLastError() == 0xdeadbeef, "Expected 0xdeadbeef, got %d\n", GetLastError());
1022
1023     /* try a NULL value */
1024     size = MAX_PATH;
1025     ret = RegQueryValueA(hkey_main, "subkey", NULL, &size);
1026     ok(ret == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", ret);
1027     ok(size == 5, "Expected 5, got %d\n", size);
1028
1029     /* try a NULL size */
1030     SetLastError(0xdeadbeef);
1031     val[0] = '\0';
1032     ret = RegQueryValueA(hkey_main, "subkey", val, NULL);
1033     ok(ret == ERROR_INVALID_PARAMETER, "Expected ERROR_INVALID_PARAMETER, got %d\n", ret);
1034     ok(GetLastError() == 0xdeadbeef, "Expected 0xdeadbeef, got %d\n", GetLastError());
1035     ok(lstrlenA(val) == 0, "Expected val to be untouched, got %s\n", val);
1036
1037     /* try a NULL value and size */
1038     ret = RegQueryValueA(hkey_main, "subkey", NULL, NULL);
1039     ok(ret == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", ret);
1040
1041     /* try a size too small */
1042     SetLastError(0xdeadbeef);
1043     val[0] = '\0';
1044     size = 1;
1045     ret = RegQueryValueA(hkey_main, "subkey", val, &size);
1046     ok(ret == ERROR_MORE_DATA, "Expected ERROR_MORE_DATA, got %d\n", ret);
1047     ok(GetLastError() == 0xdeadbeef, "Expected 0xdeadbeef, got %d\n", GetLastError());
1048     ok(lstrlenA(val) == 0, "Expected val to be untouched, got %s\n", val);
1049     ok(size == 5, "Expected 5, got %d\n", size);
1050
1051     /* successfully read the value using 'subkey' */
1052     size = MAX_PATH;
1053     ret = RegQueryValueA(hkey_main, "subkey", val, &size);
1054     ok(ret == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", ret);
1055     ok(!lstrcmpA(val, "data"), "Expected 'data', got '%s'\n", val);
1056     ok(size == 5, "Expected 5, got %d\n", size);
1057
1058     /* successfully read the value using the subkey key */
1059     size = MAX_PATH;
1060     ret = RegQueryValueA(subkey, NULL, val, &size);
1061     ok(ret == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", ret);
1062     ok(!lstrcmpA(val, "data"), "Expected 'data', got '%s'\n", val);
1063     ok(size == 5, "Expected 5, got %d\n", size);
1064
1065     /* unicode - try size too small */
1066     SetLastError(0xdeadbeef);
1067     valW[0] = '\0';
1068     size = 0;
1069     ret = RegQueryValueW(subkey, NULL, valW, &size);
1070     if (GetLastError() == ERROR_CALL_NOT_IMPLEMENTED)
1071     {
1072         skip("RegQueryValueW is not implemented\n");
1073         goto cleanup;
1074     }
1075     ok(ret == ERROR_MORE_DATA, "Expected ERROR_MORE_DATA, got %d\n", ret);
1076     ok(GetLastError() == 0xdeadbeef, "Expected 0xdeadbeef, got %d\n", GetLastError());
1077     ok(lstrlenW(valW) == 0, "Expected valW to be untouched\n");
1078     ok(size == sizeof(expected), "Got wrong size: %d\n", size);
1079
1080     /* unicode - try size in WCHARS */
1081     SetLastError(0xdeadbeef);
1082     size = sizeof(valW) / sizeof(WCHAR);
1083     ret = RegQueryValueW(subkey, NULL, valW, &size);
1084     ok(ret == ERROR_MORE_DATA, "Expected ERROR_MORE_DATA, got %d\n", ret);
1085     ok(GetLastError() == 0xdeadbeef, "Expected 0xdeadbeef, got %d\n", GetLastError());
1086     ok(lstrlenW(valW) == 0, "Expected valW to be untouched\n");
1087     ok(size == sizeof(expected), "Got wrong size: %d\n", size);
1088
1089     /* unicode - successfully read the value */
1090     size = sizeof(valW);
1091     ret = RegQueryValueW(subkey, NULL, valW, &size);
1092     ok(ret == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", ret);
1093     ok(!lstrcmpW(valW, expected), "Got wrong value\n");
1094     ok(size == sizeof(expected), "Got wrong size: %d\n", size);
1095
1096     /* unicode - set the value without a NULL terminator */
1097     ret = RegSetValueW(subkey, NULL, REG_SZ, expected, sizeof(expected)-sizeof(WCHAR));
1098     ok(ret == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", ret);
1099
1100     /* unicode - read the unterminated value, value is terminated for us */
1101     memset(valW, 'a', sizeof(valW));
1102     size = sizeof(valW);
1103     ret = RegQueryValueW(subkey, NULL, valW, &size);
1104     ok(ret == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", ret);
1105     ok(!lstrcmpW(valW, expected), "Got wrong value\n");
1106     ok(size == sizeof(expected), "Got wrong size: %d\n", size);
1107
1108 cleanup:
1109     RegDeleteKeyA(subkey, "");
1110     RegCloseKey(subkey);
1111 }
1112
1113 static void test_reg_delete_tree(void)
1114 {
1115     CHAR buffer[MAX_PATH];
1116     HKEY subkey, subkey2;
1117     LONG size, ret;
1118
1119     if(!pRegDeleteTreeA) {
1120         skip("Skipping RegDeleteTreeA tests, function not present\n");
1121         return;
1122     }
1123
1124     ret = RegCreateKeyA(hkey_main, "subkey", &subkey);
1125     ok(ret == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", ret);
1126     ret = RegCreateKeyA(subkey, "subkey2", &subkey2);
1127     ok(ret == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", ret);
1128     ret = RegSetValueA(subkey, NULL, REG_SZ, "data", 4);
1129     ok(ret == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", ret);
1130     ret = RegSetValueA(subkey2, NULL, REG_SZ, "data2", 5);
1131     ok(ret == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", ret);
1132     ret = RegCloseKey(subkey2);
1133     ok(ret == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", ret);
1134
1135     ret = pRegDeleteTreeA(subkey, "subkey2");
1136     ok(ret == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", ret);
1137     ok(RegOpenKeyA(subkey, "subkey2", &subkey2),
1138         "subkey2 was not deleted\n");
1139     size = MAX_PATH;
1140     ok(!RegQueryValueA(subkey, NULL, buffer, &size),
1141         "Default value of subkey not longer present\n");
1142
1143     ret = RegCreateKeyA(subkey, "subkey2", &subkey2);
1144     ok(ret == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", ret);
1145     ret = RegCloseKey(subkey2);
1146     ok(ret == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", ret);
1147     ret = pRegDeleteTreeA(hkey_main, "subkey\\subkey2");
1148     ok(ret == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", ret);
1149     ok(RegOpenKeyA(subkey, "subkey2", &subkey2),
1150         "subkey2 was not deleted\n");
1151     ok(!RegQueryValueA(subkey, NULL, buffer, &size),
1152         "Default value of subkey not longer present\n");
1153
1154     ret = RegCreateKeyA(subkey, "subkey2", &subkey2);
1155     ok(ret == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", ret);
1156     ret = RegCloseKey(subkey2);
1157     ok(ret == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", ret);
1158     ret = RegCreateKeyA(subkey, "subkey3", &subkey2);
1159     ok(ret == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", ret);
1160     ret = RegCloseKey(subkey2);
1161     ok(ret == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", ret);
1162     ret = RegSetValueA(subkey, "value", REG_SZ, "data2", 5);
1163     ok(ret == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", ret);
1164     ret = pRegDeleteTreeA(subkey, NULL);
1165     ok(ret == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", ret);
1166     ok(!RegOpenKeyA(hkey_main, "subkey", &subkey),
1167         "subkey was deleted\n");
1168     ok(RegOpenKeyA(subkey, "subkey2", &subkey2),
1169         "subkey2 was not deleted\n");
1170     ok(RegOpenKeyA(subkey, "subkey3", &subkey2),
1171         "subkey3 was not deleted\n");
1172     size = MAX_PATH;
1173     ret = RegQueryValueA(subkey, NULL, buffer, &size);
1174     ok(ret == ERROR_SUCCESS,
1175         "Default value of subkey is not present\n");
1176     ok(!lstrlenA(buffer),
1177         "Expected length 0 got length %u(%s)\n", lstrlenA(buffer), buffer);
1178     size = MAX_PATH;
1179     ok(RegQueryValueA(subkey, "value", buffer, &size),
1180         "Value is still present\n");
1181
1182     ret = pRegDeleteTreeA(hkey_main, "not-here");
1183     ok(ret == ERROR_FILE_NOT_FOUND,
1184         "Expected ERROR_FILE_NOT_FOUND, got %d\n", ret);
1185 }
1186
1187 START_TEST(registry)
1188 {
1189     /* Load pointers for functions that are not available in all Windows versions */
1190     InitFunctionPtrs();
1191
1192     setup_main_key();
1193     test_set_value();
1194     create_test_entries();
1195     test_enum_value();
1196     test_query_value_ex();
1197     test_get_value();
1198     test_reg_open_key();
1199     test_reg_create_key();
1200     test_reg_close_key();
1201     test_reg_delete_key();
1202     test_reg_query_value();
1203
1204     /* SaveKey/LoadKey require the SE_BACKUP_NAME privilege to be set */
1205     if (set_privileges(SE_BACKUP_NAME, TRUE) &&
1206         set_privileges(SE_RESTORE_NAME, TRUE))
1207     {
1208         test_reg_save_key();
1209         test_reg_load_key();
1210         test_reg_unload_key();
1211
1212         set_privileges(SE_BACKUP_NAME, FALSE);
1213         set_privileges(SE_RESTORE_NAME, FALSE);
1214     }
1215
1216     test_reg_delete_tree();
1217
1218     /* cleanup */
1219     delete_key( hkey_main );
1220
1221     test_regconnectregistry();
1222 }