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kernel32: Fix off by one error.
[wine/wine-kai.git] / dlls / ntdll / version.c
blobf29b49563d6a6701bd179339afb573d33e27dfa5
1 /*
2 * Windows and DOS version functions
3 *
4 * Copyright 1997 Marcus Meissner
5 * Copyright 1998 Patrik Stridvall
6 * Copyright 1998, 2003 Andreas Mohr
7 * Copyright 1997, 2003 Alexandre Julliard
8 *
9 * This library is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU Lesser General Public
11 * License as published by the Free Software Foundation; either
12 * version 2.1 of the License, or (at your option) any later version.
13 *
14 * This library is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * Lesser General Public License for more details.
18 *
19 * You should have received a copy of the GNU Lesser General Public
20 * License along with this library; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
22 */
23
24 #include "config.h"
25 #include "wine/port.h"
26
27 #include <string.h>
28 #include <stdlib.h>
29 #include <stdarg.h>
30 #include <stdio.h>
31 #include "ntstatus.h"
32 #define WIN32_NO_STATUS
33 #include "windef.h"
34 #include "wine/unicode.h"
35 #include "wine/debug.h"
36 #include "ntdll_misc.h"
37
38 WINE_DEFAULT_DEBUG_CHANNEL(ver);
39
40 typedef enum
41 {
42 WIN20, /* Windows 2.0 */
43 WIN30, /* Windows 3.0 */
44 WIN31, /* Windows 3.1 */
45 WIN95, /* Windows 95 */
46 WIN98, /* Windows 98 */
47 WINME, /* Windows Me */
48 NT351, /* Windows NT 3.51 */
49 NT40, /* Windows NT 4.0 */
50 NT2K, /* Windows 2000 */
51 WINXP, /* Windows XP */
52 WIN2K3, /* Windows 2003 */
53 WINVISTA,/* Windows Vista */
54 NB_WINDOWS_VERSIONS
55 } WINDOWS_VERSION;
56
57 /* FIXME: compare values below with original and fix.
58 * An *excellent* win9x version page (ALL versions !)
59 * can be found at www.mdgx.com/ver.htm */
60 static const RTL_OSVERSIONINFOEXW VersionData[NB_WINDOWS_VERSIONS] =
61 {
62 /* WIN20 FIXME: verify values */
63 {
64 sizeof(RTL_OSVERSIONINFOEXW), 2, 0, 0, VER_PLATFORM_WIN32s,
65 {'W','i','n','3','2','s',' ','1','.','3',0},
66 0, 0, 0, 0, 0
67 },
68 /* WIN30 FIXME: verify values */
69 {
70 sizeof(RTL_OSVERSIONINFOEXW), 3, 0, 0, VER_PLATFORM_WIN32s,
71 {'W','i','n','3','2','s',' ','1','.','3',0},
72 0, 0, 0, 0, 0
73 },
74 /* WIN31 */
75 {
76 sizeof(RTL_OSVERSIONINFOEXW), 3, 10, 0, VER_PLATFORM_WIN32s,
77 {'W','i','n','3','2','s',' ','1','.','3',0},
78 0, 0, 0, 0, 0
79 },
80 /* WIN95 */
81 {
82 /* Win95: 4, 0, 0x40003B6, ""
83 * Win95sp1: 4, 0, 0x40003B6, " A " (according to doc)
84 * Win95osr2: 4, 0, 0x4000457, " B " (according to doc)
85 * Win95osr2.1: 4, 3, 0x40304BC, " B " (according to doc)
86 * Win95osr2.5: 4, 3, 0x40304BE, " C " (according to doc)
87 * Win95a/b can be discerned via regkey SubVersionNumber
88 * See also:
89 * http://support.microsoft.com/support/kb/articles/q158/2/38.asp
90 */
91 sizeof(RTL_OSVERSIONINFOEXW), 4, 0, 0x40003B6, VER_PLATFORM_WIN32_WINDOWS,
92 {0},
93 0, 0, 0, 0, 0
94 },
95 /* WIN98 (second edition) */
96 {
97 /* Win98: 4, 10, 0x40A07CE, " " 4.10.1998
98 * Win98SE: 4, 10, 0x40A08AE, " A " 4.10.2222
99 */
100 sizeof(RTL_OSVERSIONINFOEXW), 4, 10, 0x40A08AE, VER_PLATFORM_WIN32_WINDOWS,
101 {' ','A',' ',0},
102 0, 0, 0, 0, 0
103 },
104 /* WINME */
105 {
106 sizeof(RTL_OSVERSIONINFOEXW), 4, 90, 0x45A0BB8, VER_PLATFORM_WIN32_WINDOWS,
107 {' ',0},
108 0, 0, 0, 0, 0
109 },
110 /* NT351 */
111 {
112 sizeof(RTL_OSVERSIONINFOEXW), 3, 51, 0x421, VER_PLATFORM_WIN32_NT,
113 {'S','e','r','v','i','c','e',' ','P','a','c','k',' ','2',0},
114 0, 0, 0, 0, 0
115 },
116 /* NT40 */
117 {
118 sizeof(RTL_OSVERSIONINFOEXW), 4, 0, 0x565, VER_PLATFORM_WIN32_NT,
119 {'S','e','r','v','i','c','e',' ','P','a','c','k',' ','6','a',0},
120 6, 0, 0, VER_NT_WORKSTATION, 0
121 },
122 /* NT2K */
123 {
124 sizeof(RTL_OSVERSIONINFOEXW), 5, 0, 0x893, VER_PLATFORM_WIN32_NT,
125 {'S','e','r','v','i','c','e',' ','P','a','c','k',' ','4',0},
126 4, 0, 0, VER_NT_WORKSTATION, 30 /* FIXME: Great, a reserved field with a value! */
127 },
128 /* WINXP */
129 {
130 sizeof(RTL_OSVERSIONINFOEXW), 5, 1, 0xA28, VER_PLATFORM_WIN32_NT,
131 {'S','e','r','v','i','c','e',' ','P','a','c','k',' ','2',0},
132 2, 0, VER_SUITE_SINGLEUSERTS, VER_NT_WORKSTATION, 30 /* FIXME: Great, a reserved field with a value! */
133 },
134 /* WIN2K3 */
135 {
136 sizeof(RTL_OSVERSIONINFOEXW), 5, 2, 0xECE, VER_PLATFORM_WIN32_NT,
137 {'S','e','r','v','i','c','e',' ','P','a','c','k',' ','1',0},
138 1, 0, VER_SUITE_SINGLEUSERTS, VER_NT_SERVER, 0
139 },
140 /* WINVISTA */
141 {
142 sizeof(RTL_OSVERSIONINFOEXW), 6, 0, 0x1770, VER_PLATFORM_WIN32_NT,
143 {' ',0},
144 0, 0, VER_SUITE_SINGLEUSERTS, VER_NT_WORKSTATION, 0
145 }
146 };
147
148 static const char * const WinVersionNames[NB_WINDOWS_VERSIONS] =
149 { /* no spaces in here ! */
150 "win20", /* WIN20 */
151 "win30", /* WIN30 */
152 "win31", /* WIN31 */
153 "win95", /* WIN95 */
154 "win98", /* WIN98 */
155 "winme", /* WINME */
156 "nt351", /* NT351 */
157 "nt40", /* NT40 */
158 "win2000,win2k,nt2k,nt2000", /* NT2K */
159 "winxp", /* WINXP */
160 "win2003,win2k3", /* WIN2K3 */
161 "vista,winvista" /* WINVISTA*/
162 };
163
164
165 /* initialized to null so that we crash if we try to retrieve the version too early at startup */
166 static const RTL_OSVERSIONINFOEXW *current_version;
167
168
169 /**********************************************************************
170 * get_nt_registry_version
171 *
172 * Fetch the version information from the NT-style registry keys.
173 */
174 static BOOL get_nt_registry_version( RTL_OSVERSIONINFOEXW *version )
175 {
176 static const WCHAR version_keyW[] = {'M','a','c','h','i','n','e','\\',
177 'S','o','f','t','w','a','r','e','\\',
178 'M','i','c','r','o','s','o','f','t','\\',
179 'W','i','n','d','o','w','s',' ','N','T','\\',
180 'C','u','r','r','e','n','t','V','e','r','s','i','o','n',0};
181 static const WCHAR service_pack_keyW[] = {'M','a','c','h','i','n','e','\\',
182 'S','y','s','t','e','m','\\',
183 'C','u','r','r','e','n','t','C','o','n','t','r','o','l','S','e','t','\\',
184 'C','o','n','t','r','o','l','\\',
185 'W','i','n','d','o','w','s',0};
186 static const WCHAR product_keyW[] = {'M','a','c','h','i','n','e','\\',
187 'S','y','s','t','e','m','\\',
188 'C','u','r','r','e','n','t','C','o','n','t','r','o','l','S','e','t','\\',
189 'C','o','n','t','r','o','l','\\',
190 'P','r','o','d','u','c','t','O','p','t','i','o','n','s',0};
191 static const WCHAR CurrentBuildNumberW[] = {'C','u','r','r','e','n','t','B','u','i','l','d','N','u','m','b','e','r',0};
192 static const WCHAR CSDVersionW[] = {'C','S','D','V','e','r','s','i','o','n',0};
193 static const WCHAR CurrentVersionW[] = {'C','u','r','r','e','n','t','V','e','r','s','i','o','n',0};
194 static const WCHAR ProductTypeW[] = {'P','r','o','d','u','c','t','T','y','p','e',0};
195 static const WCHAR WinNTW[] = {'W','i','n','N','T',0};
196 static const WCHAR ServerNTW[] = {'S','e','r','v','e','r','N','T',0};
197 static const WCHAR LanmanNTW[] = {'L','a','n','m','a','n','N','T',0};
198
199 OBJECT_ATTRIBUTES attr;
200 UNICODE_STRING nameW, valueW;
201 HANDLE hkey, hkey2;
202 char tmp[64];
203 DWORD count;
204 BOOL ret = FALSE;
205 KEY_VALUE_PARTIAL_INFORMATION *info = (KEY_VALUE_PARTIAL_INFORMATION *)tmp;
206
207 attr.Length = sizeof(attr);
208 attr.RootDirectory = 0;
209 attr.ObjectName = &nameW;
210 attr.Attributes = 0;
211 attr.SecurityDescriptor = NULL;
212 attr.SecurityQualityOfService = NULL;
213 RtlInitUnicodeString( &nameW, version_keyW );
214
215 if (NtOpenKey( &hkey, KEY_ALL_ACCESS, &attr )) return FALSE;
216
217 memset( version, 0, sizeof(*version) );
218
219 RtlInitUnicodeString( &valueW, CurrentVersionW );
220 if (!NtQueryValueKey( hkey, &valueW, KeyValuePartialInformation, tmp, sizeof(tmp)-1, &count ))
221 {
222 WCHAR *p, *str = (WCHAR *)info->Data;
223 str[info->DataLength / sizeof(WCHAR)] = 0;
224 p = strchrW( str, '.' );
225 if (p)
226 {
227 *p++ = 0;
228 version->dwMinorVersion = atoiW( p );
229 }
230 version->dwMajorVersion = atoiW( str );
231 }
232
233 if (version->dwMajorVersion) /* we got the main version, now fetch the other fields */
234 {
235 ret = TRUE;
236 version->dwPlatformId = VER_PLATFORM_WIN32_NT;
237
238 /* get build number */
239
240 RtlInitUnicodeString( &valueW, CurrentBuildNumberW );
241 if (!NtQueryValueKey( hkey, &valueW, KeyValuePartialInformation, tmp, sizeof(tmp)-1, &count ))
242 {
243 WCHAR *str = (WCHAR *)info->Data;
244 str[info->DataLength / sizeof(WCHAR)] = 0;
245 version->dwBuildNumber = atoiW( str );
246 }
247
248 /* get version description */
249
250 RtlInitUnicodeString( &valueW, CSDVersionW );
251 if (!NtQueryValueKey( hkey, &valueW, KeyValuePartialInformation, tmp, sizeof(tmp)-1, &count ))
252 {
253 DWORD len = min( info->DataLength, sizeof(version->szCSDVersion) - sizeof(WCHAR) );
254 memcpy( version->szCSDVersion, info->Data, len );
255 version->szCSDVersion[len / sizeof(WCHAR)] = 0;
256 }
257
258 /* get service pack version */
259
260 RtlInitUnicodeString( &nameW, service_pack_keyW );
261 if (!NtOpenKey( &hkey2, KEY_ALL_ACCESS, &attr ))
262 {
263 RtlInitUnicodeString( &valueW, CSDVersionW );
264 if (!NtQueryValueKey( hkey2, &valueW, KeyValuePartialInformation, tmp, sizeof(tmp), &count ))
265 {
266 if (info->DataLength >= sizeof(DWORD))
267 {
268 DWORD dw = *(DWORD *)info->Data;
269 version->wServicePackMajor = LOWORD(dw) >> 8;
270 version->wServicePackMinor = LOWORD(dw) & 0xff;
271 }
272 }
273 NtClose( hkey2 );
274 }
275
276 /* get product type */
277
278 RtlInitUnicodeString( &nameW, product_keyW );
279 if (!NtOpenKey( &hkey2, KEY_ALL_ACCESS, &attr ))
280 {
281 RtlInitUnicodeString( &valueW, ProductTypeW );
282 if (!NtQueryValueKey( hkey2, &valueW, KeyValuePartialInformation, tmp, sizeof(tmp)-1, &count ))
283 {
284 WCHAR *str = (WCHAR *)info->Data;
285 str[info->DataLength / sizeof(WCHAR)] = 0;
286 if (!strcmpiW( str, WinNTW )) version->wProductType = VER_NT_WORKSTATION;
287 else if (!strcmpiW( str, LanmanNTW )) version->wProductType = VER_NT_DOMAIN_CONTROLLER;
288 else if (!strcmpiW( str, ServerNTW )) version->wProductType = VER_NT_SERVER;
289 }
290 NtClose( hkey2 );
291 }
292
293 /* FIXME: get wSuiteMask */
294 }
295
296 NtClose( hkey );
297 return ret;
298 }
299
300
301 /**********************************************************************
302 * get_win9x_registry_version
303 *
304 * Fetch the version information from the Win9x-style registry keys.
305 */
306 static BOOL get_win9x_registry_version( RTL_OSVERSIONINFOEXW *version )
307 {
308 static const WCHAR version_keyW[] = {'M','a','c','h','i','n','e','\\',
309 'S','o','f','t','w','a','r','e','\\',
310 'M','i','c','r','o','s','o','f','t','\\',
311 'W','i','n','d','o','w','s','\\',
312 'C','u','r','r','e','n','t','V','e','r','s','i','o','n',0};
313 static const WCHAR VersionNumberW[] = {'V','e','r','s','i','o','n','N','u','m','b','e','r',0};
314 static const WCHAR SubVersionNumberW[] = {'S','u','b','V','e','r','s','i','o','n','N','u','m','b','e','r',0};
315
316 OBJECT_ATTRIBUTES attr;
317 UNICODE_STRING nameW, valueW;
318 HANDLE hkey;
319 char tmp[64];
320 DWORD count;
321 BOOL ret = FALSE;
322 KEY_VALUE_PARTIAL_INFORMATION *info = (KEY_VALUE_PARTIAL_INFORMATION *)tmp;
323
324 attr.Length = sizeof(attr);
325 attr.RootDirectory = 0;
326 attr.ObjectName = &nameW;
327 attr.Attributes = 0;
328 attr.SecurityDescriptor = NULL;
329 attr.SecurityQualityOfService = NULL;
330 RtlInitUnicodeString( &nameW, version_keyW );
331
332 if (NtOpenKey( &hkey, KEY_ALL_ACCESS, &attr )) return FALSE;
333
334 memset( version, 0, sizeof(*version) );
335
336 RtlInitUnicodeString( &valueW, VersionNumberW );
337 if (!NtQueryValueKey( hkey, &valueW, KeyValuePartialInformation, tmp, sizeof(tmp)-1, &count ))
338 {
339 WCHAR *p, *str = (WCHAR *)info->Data;
340 str[info->DataLength / sizeof(WCHAR)] = 0;
341 p = strchrW( str, '.' );
342 if (p) *p++ = 0;
343 version->dwMajorVersion = atoiW( str );
344 if (p)
345 {
346 str = p;
347 p = strchrW( str, '.' );
348 if (p)
349 {
350 *p++ = 0;
351 version->dwBuildNumber = atoiW( p );
352 }
353 version->dwMinorVersion = atoiW( str );
354 }
355 /* build number contains version too on Win9x */
356 version->dwBuildNumber |= MAKEWORD( version->dwMinorVersion, version->dwMajorVersion ) << 16;
357 }
358
359 if (version->dwMajorVersion) /* we got the main version, now fetch the other fields */
360 {
361 ret = TRUE;
362 version->dwPlatformId = VER_PLATFORM_WIN32_WINDOWS;
363
364 RtlInitUnicodeString( &valueW, SubVersionNumberW );
365 if (!NtQueryValueKey( hkey, &valueW, KeyValuePartialInformation, tmp, sizeof(tmp)-1, &count ))
366 {
367 DWORD len = min( info->DataLength, sizeof(version->szCSDVersion) - sizeof(WCHAR) );
368 memcpy( version->szCSDVersion, info->Data, len );
369 version->szCSDVersion[len / sizeof(WCHAR)] = 0;
370 }
371 }
372
373 NtClose( hkey );
374 return ret;
375 }
376
377
378 /**********************************************************************
379 * parse_win_version
380 *
381 * Parse the contents of the Version key.
382 */
383 static BOOL parse_win_version( HANDLE hkey )
384 {
385 static const WCHAR VersionW[] = {'V','e','r','s','i','o','n',0};
386
387 UNICODE_STRING valueW;
388 char tmp[64], buffer[50];
389 KEY_VALUE_PARTIAL_INFORMATION *info = (KEY_VALUE_PARTIAL_INFORMATION *)tmp;
390 DWORD count, len;
391 int i;
392
393 RtlInitUnicodeString( &valueW, VersionW );
394 if (NtQueryValueKey( hkey, &valueW, KeyValuePartialInformation, tmp, sizeof(tmp), &count ))
395 return FALSE;
396
397 RtlUnicodeToMultiByteN( buffer, sizeof(buffer)-1, &len, (WCHAR *)info->Data, info->DataLength );
398 buffer[len] = 0;
399
400 for (i = 0; i < NB_WINDOWS_VERSIONS; i++)
401 {
402 const char *p, *pCurr = WinVersionNames[i];
403 /* iterate through all winver aliases separated by comma */
404 do {
405 p = strchr(pCurr, ',');
406 len = p ? p - pCurr : strlen(pCurr);
407 if ( (!strncmp( pCurr, buffer, len )) && (buffer[len] == 0) )
408 {
409 current_version = &VersionData[i];
410 TRACE( "got win version %s\n", WinVersionNames[i] );
411 return TRUE;
412 }
413 pCurr = p+1;
414 } while (p);
415 }
416
417 MESSAGE("Invalid Windows version value '%s' specified in config file.\n", buffer );
418 MESSAGE("Valid versions are:" );
419 for (i = 0; i < NB_WINDOWS_VERSIONS; i++)
420 {
421 /* only list the first, "official" alias in case of aliases */
422 const char *pCurr = WinVersionNames[i];
423 const char *p = strchr(pCurr, ',');
424 len = (p) ? p - pCurr : strlen(pCurr);
425
426 MESSAGE(" '%.*s'%c", (int)len, pCurr, (i == NB_WINDOWS_VERSIONS - 1) ? '\n' : ',' );
427 }
428 return FALSE;
429 }
430
431
432 /**********************************************************************
433 * version_init
434 */
435 void version_init( const WCHAR *appname )
436 {
437 static const WCHAR configW[] = {'S','o','f','t','w','a','r','e','\\','W','i','n','e',0};
438 static const WCHAR appdefaultsW[] = {'A','p','p','D','e','f','a','u','l','t','s','\\',0};
439
440 OBJECT_ATTRIBUTES attr;
441 UNICODE_STRING nameW;
442 HANDLE root, hkey, config_key;
443 BOOL got_win_ver = FALSE;
444
445 current_version = &VersionData[NT2K]; /* default if nothing else is specified */
446
447 RtlOpenCurrentUser( KEY_ALL_ACCESS, &root );
448 attr.Length = sizeof(attr);
449 attr.RootDirectory = root;
450 attr.ObjectName = &nameW;
451 attr.Attributes = 0;
452 attr.SecurityDescriptor = NULL;
453 attr.SecurityQualityOfService = NULL;
454 RtlInitUnicodeString( &nameW, configW );
455
456 /* @@ Wine registry key: HKCU\Software\Wine */
457 if (NtOpenKey( &config_key, KEY_ALL_ACCESS, &attr )) config_key = 0;
458 NtClose( root );
459 if (!config_key) goto done;
460
461 /* open AppDefaults\\appname key */
462 if (appname && *appname)
463 {
464 const WCHAR *p;
465 WCHAR appversion[MAX_PATH+20];
466
467 if ((p = strrchrW( appname, '/' ))) appname = p + 1;
468 if ((p = strrchrW( appname, '\\' ))) appname = p + 1;
469
470 strcpyW( appversion, appdefaultsW );
471 strcatW( appversion, appname );
472 RtlInitUnicodeString( &nameW, appversion );
473 attr.RootDirectory = config_key;
474
475 /* @@ Wine registry key: HKCU\Software\Wine\AppDefaults\app.exe */
476 if (!NtOpenKey( &hkey, KEY_ALL_ACCESS, &attr ))
477 {
478 TRACE( "getting version from %s\n", debugstr_w(appversion) );
479 got_win_ver = parse_win_version( hkey );
480 NtClose( hkey );
481 }
482 }
483
484 if (!got_win_ver)
485 {
486 TRACE( "getting default version\n" );
487 got_win_ver = parse_win_version( config_key );
488 }
489 NtClose( config_key );
490
491 done:
492 if (!got_win_ver)
493 {
494 static RTL_OSVERSIONINFOEXW registry_version;
495
496 TRACE( "getting registry version\n" );
497 if (get_nt_registry_version( &registry_version ) ||
498 get_win9x_registry_version( &registry_version ))
499 current_version = &registry_version;
500 }
501
502
503 NtCurrentTeb()->Peb->OSMajorVersion = current_version->dwMajorVersion;
504 NtCurrentTeb()->Peb->OSMinorVersion = current_version->dwMinorVersion;
505 NtCurrentTeb()->Peb->OSBuildNumber = current_version->dwBuildNumber;
506 NtCurrentTeb()->Peb->OSPlatformId = current_version->dwPlatformId;
507
508 TRACE( "got %d.%d plaform %d build %x name %s service pack %d.%d product %d\n",
509 current_version->dwMajorVersion, current_version->dwMinorVersion,
510 current_version->dwPlatformId, current_version->dwBuildNumber,
511 debugstr_w(current_version->szCSDVersion),
512 current_version->wServicePackMajor, current_version->wServicePackMinor,
513 current_version->wProductType );
514 }
515
516
517 /***********************************************************************
518 * RtlGetVersion (NTDLL.@)
519 */
520 NTSTATUS WINAPI RtlGetVersion( RTL_OSVERSIONINFOEXW *info )
521 {
522 info->dwMajorVersion = current_version->dwMajorVersion;
523 info->dwMinorVersion = current_version->dwMinorVersion;
524 info->dwBuildNumber = current_version->dwBuildNumber;
525 info->dwPlatformId = current_version->dwPlatformId;
526 strcpyW( info->szCSDVersion, current_version->szCSDVersion );
527 if(info->dwOSVersionInfoSize == sizeof(RTL_OSVERSIONINFOEXW))
528 {
529 info->wServicePackMajor = current_version->wServicePackMajor;
530 info->wServicePackMinor = current_version->wServicePackMinor;
531 info->wSuiteMask = current_version->wSuiteMask;
532 info->wProductType = current_version->wProductType;
533 }
534 return STATUS_SUCCESS;
535 }
536
537
538 /******************************************************************************
539 * RtlGetNtVersionNumbers (NTDLL.@)
540 *
541 * Get the version numbers of the run time library.
542 *
543 * PARAMS
544 * major [O] Destination for the Major version
545 * minor [O] Destination for the Minor version
546 * build [O] Destination for the Build version
547 *
548 * RETURNS
549 * Nothing.
550 *
551 * NOTES
552 * Introduced in Windows XP (NT5.1)
553 */
554 void WINAPI RtlGetNtVersionNumbers( LPDWORD major, LPDWORD minor, LPDWORD build )
555 {
556 if (major) *major = current_version->dwMajorVersion;
557 if (minor) *minor = current_version->dwMinorVersion;
558 /* FIXME: Does anybody know the real formula? */
559 if (build) *build = (0xF0000000 | current_version->dwBuildNumber);
560 }
561
562
563 /******************************************************************************
564 * RtlGetNtProductType (NTDLL.@)
565 */
566 BOOLEAN WINAPI RtlGetNtProductType( LPDWORD type )
567 {
568 if (type) *type = current_version->wProductType;
569 return TRUE;
570 }
571
572
573 static inline NTSTATUS version_compare_values(ULONG left, ULONG right, UCHAR condition)
574 {
575 switch (condition) {
576 case VER_EQUAL:
577 if (left != right) return STATUS_REVISION_MISMATCH;
578 break;
579 case VER_GREATER:
580 if (left <= right) return STATUS_REVISION_MISMATCH;
581 break;
582 case VER_GREATER_EQUAL:
583 if (left < right) return STATUS_REVISION_MISMATCH;
584 break;
585 case VER_LESS:
586 if (left >= right) return STATUS_REVISION_MISMATCH;
587 break;
588 case VER_LESS_EQUAL:
589 if (left > right) return STATUS_REVISION_MISMATCH;
590 break;
591 default:
592 return STATUS_REVISION_MISMATCH;
593 }
594 return STATUS_SUCCESS;
595 }
596
597 /******************************************************************************
598 * RtlVerifyVersionInfo (NTDLL.@)
599 */
600 NTSTATUS WINAPI RtlVerifyVersionInfo( const RTL_OSVERSIONINFOEXW *info,
601 DWORD dwTypeMask, DWORDLONG dwlConditionMask )
602 {
603 RTL_OSVERSIONINFOEXW ver;
604 NTSTATUS status;
605
606 TRACE("(%p,0x%x,0x%s)\n", info, dwTypeMask, wine_dbgstr_longlong(dwlConditionMask));
607
608 ver.dwOSVersionInfoSize = sizeof(ver);
609 if ((status = RtlGetVersion( &ver )) != STATUS_SUCCESS) return status;
610
611 if(!(dwTypeMask && dwlConditionMask)) return STATUS_INVALID_PARAMETER;
612
613 if(dwTypeMask & VER_PRODUCT_TYPE)
614 {
615 status = version_compare_values(ver.wProductType, info->wProductType, dwlConditionMask >> 7*3 & 0x07);
616 if (status != STATUS_SUCCESS)
617 return status;
618 }
619 if(dwTypeMask & VER_SUITENAME)
620 switch(dwlConditionMask >> 6*3 & 0x07)
621 {
622 case VER_AND:
623 if((info->wSuiteMask & ver.wSuiteMask) != info->wSuiteMask)
624 return STATUS_REVISION_MISMATCH;
625 break;
626 case VER_OR:
627 if(!(info->wSuiteMask & ver.wSuiteMask) && info->wSuiteMask)
628 return STATUS_REVISION_MISMATCH;
629 break;
630 default:
631 return STATUS_INVALID_PARAMETER;
632 }
633 if(dwTypeMask & VER_PLATFORMID)
634 {
635 status = version_compare_values(ver.dwPlatformId, info->dwPlatformId, dwlConditionMask >> 3*3 & 0x07);
636 if (status != STATUS_SUCCESS)
637 return status;
638 }
639 if(dwTypeMask & VER_BUILDNUMBER)
640 {
641 status = version_compare_values(ver.dwBuildNumber, info->dwBuildNumber, dwlConditionMask >> 2*3 & 0x07);
642 if (status != STATUS_SUCCESS)
643 return status;
644 }
645
646 if(dwTypeMask & (VER_MAJORVERSION|VER_MINORVERSION|VER_SERVICEPACKMAJOR|VER_SERVICEPACKMINOR))
647 {
648 unsigned char condition = 0;
649 BOOLEAN do_next_check = TRUE;
650
651 if(dwTypeMask & VER_MAJORVERSION)
652 condition = dwlConditionMask >> 1*3 & 0x07;
653 else if(dwTypeMask & VER_MINORVERSION)
654 condition = dwlConditionMask >> 0*3 & 0x07;
655 else if(dwTypeMask & VER_SERVICEPACKMAJOR)
656 condition = dwlConditionMask >> 5*3 & 0x07;
657 else if(dwTypeMask & VER_SERVICEPACKMINOR)
658 condition = dwlConditionMask >> 4*3 & 0x07;
659
660 if(dwTypeMask & VER_MAJORVERSION)
661 {
662 status = version_compare_values(ver.dwMajorVersion, info->dwMajorVersion, condition);
663 do_next_check = (ver.dwMajorVersion == info->dwMajorVersion) &&
664 ((condition != VER_EQUAL) || (status == STATUS_SUCCESS));
665 }
666 if((dwTypeMask & VER_MINORVERSION) && do_next_check)
667 {
668 status = version_compare_values(ver.dwMinorVersion, info->dwMinorVersion, condition);
669 do_next_check = (ver.dwMinorVersion == info->dwMinorVersion) &&
670 ((condition != VER_EQUAL) || (status == STATUS_SUCCESS));
671 }
672 if((dwTypeMask & VER_SERVICEPACKMAJOR) && do_next_check)
673 {
674 status = version_compare_values(ver.wServicePackMajor, info->wServicePackMajor, condition);
675 do_next_check = (ver.wServicePackMajor == info->wServicePackMajor) &&
676 ((condition != VER_EQUAL) || (status == STATUS_SUCCESS));
677 }
678 if((dwTypeMask & VER_SERVICEPACKMINOR) && do_next_check)
679 {
680 status = version_compare_values(ver.wServicePackMinor, info->wServicePackMinor, condition);
681 }
682
683 if (status != STATUS_SUCCESS)
684 return status;
685 }
686
687 return STATUS_SUCCESS;
688 }
Work in progress by Kai Blin