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Remove unneeded headers to reduce unneeded rebuilds.
[wine/dcerpc.git] / dlls / ntdll / version.c
blob82cf3268fa2c5650bd859cc4f85eb94153face3c
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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 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 #include "windef.h"
33 #include "winbase.h"
34 #include "winreg.h"
35 #include "wine/unicode.h"
36 #include "wine/debug.h"
37 #include "ntdll_misc.h"
38
39 WINE_DEFAULT_DEBUG_CHANNEL(ver);
40
41 typedef enum
42 {
43 WIN20, /* Windows 2.0 */
44 WIN30, /* Windows 3.0 */
45 WIN31, /* Windows 3.1 */
46 WIN95, /* Windows 95 */
47 WIN98, /* Windows 98 */
48 WINME, /* Windows Me */
49 NT351, /* Windows NT 3.51 */
50 NT40, /* Windows NT 4.0 */
51 NT2K, /* Windows 2000 */
52 WINXP, /* Windows XP */
53 WIN2K3, /* Windows 2003 */
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 members.aol.com/axcel216/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 {0},
138 0, 0, VER_SUITE_SINGLEUSERTS, VER_NT_SERVER, 0
139 }
140 };
141
142 static const char * const WinVersionNames[NB_WINDOWS_VERSIONS] =
143 { /* no spaces in here ! */
144 "win20", /* WIN20 */
145 "win30", /* WIN30 */
146 "win31", /* WIN31 */
147 "win95", /* WIN95 */
148 "win98", /* WIN98 */
149 "winme", /* WINME */
150 "nt351", /* NT351 */
151 "nt40", /* NT40 */
152 "win2000,win2k,nt2k,nt2000", /* NT2K */
153 "winxp", /* WINXP */
154 "win2003,win2k3" /* WIN2K3 */
155 };
156
157 /* names to print out in debug traces */
158 static const char * const debug_names[NB_WINDOWS_VERSIONS] =
159 {
160 "Windows 2.0", /* WIN20 */
161 "Windows 3.0", /* WIN30 */
162 "Windows 3.1", /* WIN31 */
163 "Windows 95", /* WIN95 */
164 "Windows 98", /* WIN98 */
165 "Windows Me", /* WINME */
166 "Windows NT 3.51", /* NT351 */
167 "Windows NT 4.0", /* NT40 */
168 "Windows 2000", /* NT2K */
169 "Windows XP", /* WINXP */
170 "Windows Server 2003"/* WIN2K3 */
171 };
172
173 /* if one of the following dlls is importing ntdll the windows
174 version autodetection switches wine to unicode (nt 3.51 or 4.0) */
175 static const WCHAR special_dlls[][16] =
176 {
177 {'c','o','m','d','l','g','3','2','.','d','l','l',0},
178 {'c','o','m','c','t','l','3','2','.','d','l','l',0},
179 {'s','h','e','l','l','3','2','.','d','l','l',0},
180 {'o','l','e','3','2','.','d','l','l',0},
181 {'r','p','c','r','t','4','.','d','l','l',0}
182 };
183
184 /* the current version has not been autodetected but forced via cmdline */
185 static BOOL versionForced = FALSE;
186 static WINDOWS_VERSION forcedWinVersion; /* init value irrelevant */
187
188 /**********************************************************************
189 * parse_win_version
190 *
191 * Parse the contents of the Version key.
192 */
193 static BOOL parse_win_version( HKEY hkey )
194 {
195 static const WCHAR WindowsW[] = {'W','i','n','d','o','w','s',0};
196
197 UNICODE_STRING valueW;
198 char tmp[64], buffer[50];
199 KEY_VALUE_PARTIAL_INFORMATION *info = (KEY_VALUE_PARTIAL_INFORMATION *)tmp;
200 DWORD count, len;
201 int i;
202
203 RtlInitUnicodeString( &valueW, WindowsW );
204 if (NtQueryValueKey( hkey, &valueW, KeyValuePartialInformation, tmp, sizeof(tmp), &count ))
205 return FALSE;
206
207 RtlUnicodeToMultiByteN( buffer, sizeof(buffer)-1, &len, (WCHAR *)info->Data, info->DataLength );
208 buffer[len] = 0;
209
210 for (i = 0; i < NB_WINDOWS_VERSIONS; i++)
211 {
212 const char *p, *pCurr = WinVersionNames[i];
213 /* iterate through all winver aliases separated by comma */
214 do {
215 p = strchr(pCurr, ',');
216 len = p ? p - pCurr : strlen(pCurr);
217 if ( (!strncmp( pCurr, buffer, len )) && (buffer[len] == 0) )
218 {
219 forcedWinVersion = i;
220 versionForced = TRUE;
221 TRACE( "got win version %s\n", WinVersionNames[forcedWinVersion] );
222 return TRUE;
223 }
224 pCurr = p+1;
225 } while (p);
226 }
227
228 MESSAGE("Invalid Windows version value '%s' specified in config file.\n", buffer );
229 MESSAGE("Valid versions are:" );
230 for (i = 0; i < NB_WINDOWS_VERSIONS; i++)
231 {
232 /* only list the first, "official" alias in case of aliases */
233 const char *pCurr = WinVersionNames[i];
234 const char *p = strchr(pCurr, ',');
235 len = (p) ? p - pCurr : strlen(pCurr);
236
237 MESSAGE(" '%.*s'%c", (int)len, pCurr, (i == NB_WINDOWS_VERSIONS - 1) ? '\n' : ',' );
238 }
239 return FALSE;
240 }
241
242
243 /**********************************************************************
244 * VERSION_Init
245 */
246 void VERSION_Init( const WCHAR *appname )
247 {
248 OBJECT_ATTRIBUTES attr;
249 UNICODE_STRING nameW;
250 HKEY hkey, config_key;
251 static const WCHAR configW[] = {'M','a','c','h','i','n','e','\\',
252 'S','o','f','t','w','a','r','e','\\',
253 'W','i','n','e','\\',
254 'W','i','n','e','\\',
255 'C','o','n','f','i','g',0};
256 static const WCHAR appdefaultsW[] = {'A','p','p','D','e','f','a','u','l','t','s','\\',0};
257 static const WCHAR versionW[] = {'\\','V','e','r','s','i','o','n',0};
258
259 attr.Length = sizeof(attr);
260 attr.RootDirectory = 0;
261 attr.ObjectName = &nameW;
262 attr.Attributes = 0;
263 attr.SecurityDescriptor = NULL;
264 attr.SecurityQualityOfService = NULL;
265 RtlInitUnicodeString( &nameW, configW );
266
267 if (NtOpenKey( &config_key, KEY_ALL_ACCESS, &attr )) return;
268 attr.RootDirectory = config_key;
269
270 /* open AppDefaults\\appname\\Version key */
271 if (appname && *appname)
272 {
273 const WCHAR *p;
274 WCHAR appversion[MAX_PATH+20];
275 BOOL got_win_ver = FALSE;
276
277 if ((p = strrchrW( appname, '/' ))) appname = p + 1;
278 if ((p = strrchrW( appname, '\\' ))) appname = p + 1;
279
280 strcpyW( appversion, appdefaultsW );
281 strcatW( appversion, appname );
282 strcatW( appversion, versionW );
283 TRACE( "getting version from %s\n", debugstr_w(appversion) );
284 RtlInitUnicodeString( &nameW, appversion );
285
286 if (!NtOpenKey( &hkey, KEY_ALL_ACCESS, &attr ))
287 {
288 got_win_ver = parse_win_version( hkey );
289 NtClose( hkey );
290 }
291 if (got_win_ver) goto done;
292 }
293
294 TRACE( "getting default version\n" );
295 RtlInitUnicodeString( &nameW, versionW + 1 );
296 if (!NtOpenKey( &hkey, KEY_ALL_ACCESS, &attr ))
297 {
298 parse_win_version( hkey );
299 NtClose( hkey );
300 }
301
302 done:
303 NtClose( config_key );
304 }
305
306
307 /**********************************************************************
308 * VERSION_GetSystemDLLVersion
309 *
310 * This function tries to figure out if a given (native) dll comes from
311 * win95/98 or winnt. Since all values in the OptionalHeader are not a
312 * usable hint, we test if a dll imports the ntdll.
313 * This is at least working for all system dlls like comctl32, comdlg32 and
314 * shell32.
315 * If you have a better idea to figure this out...
316 */
317 static DWORD VERSION_GetSystemDLLVersion( HMODULE hmod )
318 {
319 DWORD size;
320 IMAGE_IMPORT_DESCRIPTOR *pe_imp;
321
322 if ((pe_imp = RtlImageDirectoryEntryToData( hmod, TRUE, IMAGE_DIRECTORY_ENTRY_IMPORT, &size )))
323 {
324 for ( ; pe_imp->Name; pe_imp++)
325 {
326 char * name = (char *)hmod + (unsigned int)pe_imp->Name;
327 TRACE("%s\n", name);
328
329 if (!strncasecmp(name, "ntdll", 5))
330 {
331 switch(RtlImageNtHeader(hmod)->OptionalHeader.MajorOperatingSystemVersion) {
332 case 3:
333 MESSAGE("WARNING: very old native DLL (NT 3.x) used, might cause instability.\n");
334 return NT351;
335 case 4: return NT40;
336 case 5: switch (RtlImageNtHeader(hmod)->OptionalHeader.MinorOperatingSystemVersion){
337 case 0: return NT2K;
338 case 1: return WINXP;
339 case 2: return WIN2K3;
340 }
341 default:
342 FIXME("Unknown DLL OS version, please report !!\n");
343 return WIN2K3;
344 }
345 }
346 }
347 }
348 return WIN95;
349 }
350
351
352 /**********************************************************************
353 * VERSION_GetLinkedDllVersion
354 *
355 * Some version data (not reliable!):
356 * linker/OS/image/subsys
357 *
358 * x.xx/1.00/0.00/3.10 Win32s (any version ?)
359 * 2.39/1.00/0.00/3.10 Win32s freecell.exe (any version)
360 * 2.50/1.00/4.00/4.00 Win32s 1.30 winhlp32.exe
361 * 2.60/3.51/3.51/3.51 NT351SP5 system dlls
362 * 2.60/3.51/3.51/4.00 NT351SP5 comctl32 dll
363 * 2.xx/1.00/0.00/4.00 Win95 system files
364 * x.xx/4.00/0.00/4.00 Win95 most applications
365 * 3.10/4.00/0.00/4.00 Win98 notepad
366 * x.xx/5.00/5.00/4.00 Win98 system dlls (e.g. comctl32.dll)
367 * x.xx/4.00/4.00/4.00 NT 4 most apps
368 * 5.12/5.00/5.00/4.00 NT4+IE5 comctl32.dll
369 * 5.12/5.00/5.00/4.00 Win98 calc
370 * x.xx/5.00/5.00/4.00 win95/win98/NT4 IE5 files
371 */
372 static DWORD VERSION_GetLinkedDllVersion(void)
373 {
374 WINDOWS_VERSION WinVersion = NB_WINDOWS_VERSIONS;
375 PIMAGE_OPTIONAL_HEADER ophd;
376 IMAGE_NT_HEADERS *nt;
377 const WCHAR *name;
378 PLIST_ENTRY mark, entry;
379 PLDR_MODULE mod;
380 unsigned int i;
381
382 /* First check the native dlls provided. These have to be
383 from one windows version */
384
385 mark = &NtCurrentTeb()->Peb->LdrData->InLoadOrderModuleList;
386 for (entry = mark->Flink; entry != mark; entry = entry->Flink)
387 {
388 mod = CONTAINING_RECORD(entry, LDR_MODULE, InLoadOrderModuleList);
389 if (mod->Flags & LDR_WINE_INTERNAL) continue;
390 nt = RtlImageNtHeader(mod->BaseAddress);
391 ophd = &nt->OptionalHeader;
392 name = strrchrW( mod->FullDllName.Buffer, '\\' );
393 if (name) name++;
394 else name = mod->FullDllName.Buffer;
395
396 TRACE("%s: %02x.%02x/%02x.%02x/%02x.%02x/%02x.%02x\n",
397 debugstr_w(name), ophd->MajorLinkerVersion, ophd->MinorLinkerVersion,
398 ophd->MajorOperatingSystemVersion, ophd->MinorOperatingSystemVersion,
399 ophd->MajorImageVersion, ophd->MinorImageVersion,
400 ophd->MajorSubsystemVersion, ophd->MinorSubsystemVersion);
401
402 for (i = 0; i < sizeof(special_dlls)/sizeof(special_dlls[0]); i++)
403 {
404 /* test if it is a special dll */
405 if (!strcmpiW(name, special_dlls[i]))
406 {
407 DWORD DllVersion = VERSION_GetSystemDLLVersion(mod->BaseAddress);
408 if (WinVersion == NB_WINDOWS_VERSIONS) WinVersion = DllVersion;
409 else if (WinVersion != DllVersion)
410 {
411 ERR("You mixed system DLLs from different windows versions! Expect a crash! (%s: expected version %s, but is %s)\n",
412 debugstr_w(name),
413 debugstr_w(VersionData[WinVersion].szCSDVersion),
414 debugstr_w(VersionData[DllVersion].szCSDVersion));
415 return WIN20; /* this may let the exe exit */
416 }
417 break;
418 }
419 }
420 }
421
422 if(WinVersion != NB_WINDOWS_VERSIONS) return WinVersion;
423
424 /* we are using no external system dlls, look at the exe */
425 nt = RtlImageNtHeader(NtCurrentTeb()->Peb->ImageBaseAddress);
426 ophd = &nt->OptionalHeader;
427
428 TRACE("%02x.%02x/%02x.%02x/%02x.%02x/%02x.%02x\n",
429 ophd->MajorLinkerVersion, ophd->MinorLinkerVersion,
430 ophd->MajorOperatingSystemVersion, ophd->MinorOperatingSystemVersion,
431 ophd->MajorImageVersion, ophd->MinorImageVersion,
432 ophd->MajorSubsystemVersion, ophd->MinorSubsystemVersion);
433
434 /* special nt 3.51 */
435 if (3 == ophd->MajorOperatingSystemVersion && 51 == ophd->MinorOperatingSystemVersion)
436 {
437 return NT351;
438 }
439
440 /* the MajorSubsystemVersion is the only usable sign */
441 if (ophd->MajorSubsystemVersion < 4)
442 {
443 if ( ophd->MajorOperatingSystemVersion == 1
444 && ophd->MinorOperatingSystemVersion == 0)
445 {
446 return WIN31; /* win32s */
447 }
448
449 if (ophd->Subsystem == IMAGE_SUBSYSTEM_WINDOWS_CUI)
450 return NT351; /* FIXME: NT 3.1, not tested */
451 else
452 return WIN98;
453 }
454
455 switch (ophd->MajorOperatingSystemVersion)
456 {
457 case 5:
458 switch (ophd->MinorOperatingSystemVersion)
459 {
460 case 0 : return NT2K;
461 case 1 : return WINXP;
462 case 2 : return WIN2K3;
463 }
464 break;
465 case 4:
466 switch(ophd->MinorOperatingSystemVersion)
467 {
468 case 90 : return WINME;
469 case 10 : return WIN98;
470 case 0 :
471 switch(ophd->MajorImageVersion)
472 {
473 case 4 : return NT40;
474 case 0 : return WIN95;
475 }
476 break;
477 }
478 break;
479 case 1:
480 if(ophd->MinorOperatingSystemVersion == 0)
481 return WIN95;
482 break;
483 }
484 FIXME("Unknown EXE OS version %d.%d, please report !!\n",
485 ophd->MajorOperatingSystemVersion, ophd->MinorOperatingSystemVersion );
486 return WIN98;
487 }
488
489 /**********************************************************************
490 * VERSION_GetVersion
491 *
492 * WARNING !!!
493 * Don't call this function too early during the Wine init,
494 * as pdb->exe_modref (required by VERSION_GetImageVersion()) might still
495 * be NULL in such cases, which causes the winver to ALWAYS be detected
496 * as WIN31.
497 * And as we cache the winver once it has been determined, this is bad.
498 * This can happen much easier than you might think, as this function
499 * is called by EVERY GetVersion*() API !
500 *
501 */
502 static const RTL_OSVERSIONINFOEXW *VERSION_GetVersion(void)
503 {
504 static WORD winver = 0xffff;
505
506 if (versionForced)
507 return &VersionData[forcedWinVersion]; /* user has overridden any sensible checks */
508
509 if (winver == 0xffff) /* to be determined */
510 {
511 WINDOWS_VERSION retver = VERSION_GetLinkedDllVersion();
512
513 /* cache determined value, but do not store in case of WIN31 */
514 if (retver != WIN31) winver = retver;
515 return &VersionData[retver];
516 }
517 return &VersionData[winver];
518 }
519
520
521 /***********************************************************************
522 * RtlGetVersion (NTDLL.@)
523 */
524 NTSTATUS WINAPI RtlGetVersion( RTL_OSVERSIONINFOEXW *info )
525 {
526 const RTL_OSVERSIONINFOEXW * const current = VERSION_GetVersion();
527
528 info->dwMajorVersion = current->dwMajorVersion;
529 info->dwMinorVersion = current->dwMinorVersion;
530 info->dwBuildNumber = current->dwBuildNumber;
531 info->dwPlatformId = current->dwPlatformId;
532 strcpyW( info->szCSDVersion, current->szCSDVersion );
533 if(info->dwOSVersionInfoSize == sizeof(RTL_OSVERSIONINFOEXW))
534 {
535 info->wServicePackMajor = current->wServicePackMajor;
536 info->wServicePackMinor = current->wServicePackMinor;
537 info->wSuiteMask = current->wSuiteMask;
538 info->wProductType = current->wProductType;
539 }
540 TRACE("<-- %s (%s)\n", debug_names[current - VersionData], debugstr_w(current->szCSDVersion) );
541 return STATUS_SUCCESS;
542 }
543
544
545 /******************************************************************************
546 * RtlGetNtVersionNumbers (NTDLL.@)
547 *
548 * Get the version numbers of the run time library.
549 *
550 * PARAMS
551 * major [O] Destination for the Major version
552 * minor [O] Destination for the Minor version
553 * build [O] Destination for the Build version
554 *
555 * RETURNS
556 * Nothing.
557 *
558 * NOTES
559 * Introduced in Windows XP (NT5.1)
560 */
561 void WINAPI RtlGetNtVersionNumbers( LPDWORD major, LPDWORD minor, LPDWORD build )
562 {
563 const RTL_OSVERSIONINFOEXW * const current = VERSION_GetVersion();
564
565 if (major) *major = current->dwMajorVersion;
566 if (minor) *minor = current->dwMinorVersion;
567 /* FIXME: Does anybody know the real formula? */
568 if (build) *build = (0xF0000000 | current->dwBuildNumber);
569 }
570
571
572 /******************************************************************************
573 * VerifyVersionInfoW (KERNEL32.@)
574 */
575 NTSTATUS WINAPI RtlVerifyVersionInfo( const RTL_OSVERSIONINFOEXW *info,
576 DWORD dwTypeMask, DWORDLONG dwlConditionMask )
577 {
578 RTL_OSVERSIONINFOEXW ver;
579 NTSTATUS status;
580
581 FIXME("(%p,%lu,%llx): Not all cases correctly implemented yet\n",
582 info, dwTypeMask, dwlConditionMask);
583
584 /* FIXME:
585 - Check the following special case on Windows (various versions):
586 o lp->wSuiteMask == 0 and ver.wSuiteMask != 0 and VER_AND/VER_OR
587 o lp->dwOSVersionInfoSize != sizeof(OSVERSIONINFOEXW)
588 - MSDN talks about some tests being impossible. Check what really happens.
589 */
590
591 ver.dwOSVersionInfoSize = sizeof(ver);
592 if ((status = RtlGetVersion( &ver )) != STATUS_SUCCESS) return status;
593
594 if(!(dwTypeMask && dwlConditionMask)) return STATUS_INVALID_PARAMETER;
595
596 if(dwTypeMask & VER_PRODUCT_TYPE)
597 switch(dwlConditionMask >> 7*3 & 0x07) {
598 case VER_EQUAL:
599 if(ver.wProductType != info->wProductType) return STATUS_REVISION_MISMATCH;
600 break;
601 case VER_GREATER:
602 if(ver.wProductType <= info->wProductType) return STATUS_REVISION_MISMATCH;
603 break;
604 case VER_GREATER_EQUAL:
605 if(ver.wProductType < info->wProductType) return STATUS_REVISION_MISMATCH;
606 break;
607 case VER_LESS:
608 if(ver.wProductType >= info->wProductType) return STATUS_REVISION_MISMATCH;
609 break;
610 case VER_LESS_EQUAL:
611 if(ver.wProductType > info->wProductType) return STATUS_REVISION_MISMATCH;
612 break;
613 default:
614 return STATUS_INVALID_PARAMETER;
615 }
616 if(dwTypeMask & VER_SUITENAME)
617 switch(dwlConditionMask >> 6*3 & 0x07)
618 {
619 case VER_AND:
620 if((info->wSuiteMask & ver.wSuiteMask) != info->wSuiteMask)
621 return STATUS_REVISION_MISMATCH;
622 break;
623 case VER_OR:
624 if(!(info->wSuiteMask & ver.wSuiteMask) && info->wSuiteMask)
625 return STATUS_REVISION_MISMATCH;
626 break;
627 default:
628 return STATUS_INVALID_PARAMETER;
629 }
630 if(dwTypeMask & VER_PLATFORMID)
631 switch(dwlConditionMask >> 3*3 & 0x07)
632 {
633 case VER_EQUAL:
634 if(ver.dwPlatformId != info->dwPlatformId) return STATUS_REVISION_MISMATCH;
635 break;
636 case VER_GREATER:
637 if(ver.dwPlatformId <= info->dwPlatformId) return STATUS_REVISION_MISMATCH;
638 break;
639 case VER_GREATER_EQUAL:
640 if(ver.dwPlatformId < info->dwPlatformId) return STATUS_REVISION_MISMATCH;
641 break;
642 case VER_LESS:
643 if(ver.dwPlatformId >= info->dwPlatformId) return STATUS_REVISION_MISMATCH;
644 break;
645 case VER_LESS_EQUAL:
646 if(ver.dwPlatformId > info->dwPlatformId) return STATUS_REVISION_MISMATCH;
647 break;
648 default:
649 return STATUS_INVALID_PARAMETER;
650 }
651 if(dwTypeMask & VER_BUILDNUMBER)
652 switch(dwlConditionMask >> 2*3 & 0x07)
653 {
654 case VER_EQUAL:
655 if(ver.dwBuildNumber != info->dwBuildNumber) return STATUS_REVISION_MISMATCH;
656 break;
657 case VER_GREATER:
658 if(ver.dwBuildNumber <= info->dwBuildNumber) return STATUS_REVISION_MISMATCH;
659 break;
660 case VER_GREATER_EQUAL:
661 if(ver.dwBuildNumber < info->dwBuildNumber) return STATUS_REVISION_MISMATCH;
662 break;
663 case VER_LESS:
664 if(ver.dwBuildNumber >= info->dwBuildNumber) return STATUS_REVISION_MISMATCH;
665 break;
666 case VER_LESS_EQUAL:
667 if(ver.dwBuildNumber > info->dwBuildNumber) return STATUS_REVISION_MISMATCH;
668 break;
669 default:
670 return STATUS_INVALID_PARAMETER;
671 }
672 if(dwTypeMask & VER_MAJORVERSION)
673 switch(dwlConditionMask >> 1*3 & 0x07)
674 {
675 case VER_EQUAL:
676 if(ver.dwMajorVersion != info->dwMajorVersion) return STATUS_REVISION_MISMATCH;
677 break;
678 case VER_GREATER:
679 if(ver.dwMajorVersion <= info->dwMajorVersion) return STATUS_REVISION_MISMATCH;
680 break;
681 case VER_GREATER_EQUAL:
682 if(ver.dwMajorVersion < info->dwMajorVersion) return STATUS_REVISION_MISMATCH;
683 break;
684 case VER_LESS:
685 if(ver.dwMajorVersion >= info->dwMajorVersion) return STATUS_REVISION_MISMATCH;
686 break;
687 case VER_LESS_EQUAL:
688 if(ver.dwMajorVersion > info->dwMajorVersion) return STATUS_REVISION_MISMATCH;
689 break;
690 default:
691 return STATUS_INVALID_PARAMETER;
692 }
693 if(dwTypeMask & VER_MINORVERSION)
694 switch(dwlConditionMask >> 0*3 & 0x07)
695 {
696 case VER_EQUAL:
697 if(ver.dwMinorVersion != info->dwMinorVersion) return STATUS_REVISION_MISMATCH;
698 break;
699 case VER_GREATER:
700 if(ver.dwMinorVersion <= info->dwMinorVersion) return STATUS_REVISION_MISMATCH;
701 break;
702 case VER_GREATER_EQUAL:
703 if(ver.dwMinorVersion < info->dwMinorVersion) return STATUS_REVISION_MISMATCH;
704 break;
705 case VER_LESS:
706 if(ver.dwMinorVersion >= info->dwMinorVersion) return STATUS_REVISION_MISMATCH;
707 break;
708 case VER_LESS_EQUAL:
709 if(ver.dwMinorVersion > info->dwMinorVersion) return STATUS_REVISION_MISMATCH;
710 break;
711 default:
712 return STATUS_INVALID_PARAMETER;
713 }
714 if(dwTypeMask & VER_SERVICEPACKMAJOR)
715 switch(dwlConditionMask >> 5*3 & 0x07)
716 {
717 case VER_EQUAL:
718 if(ver.wServicePackMajor != info->wServicePackMajor) return STATUS_REVISION_MISMATCH;
719 break;
720 case VER_GREATER:
721 if(ver.wServicePackMajor <= info->wServicePackMajor) return STATUS_REVISION_MISMATCH;
722 break;
723 case VER_GREATER_EQUAL:
724 if(ver.wServicePackMajor < info->wServicePackMajor) return STATUS_REVISION_MISMATCH;
725 break;
726 case VER_LESS:
727 if(ver.wServicePackMajor >= info->wServicePackMajor) return STATUS_REVISION_MISMATCH;
728 break;
729 case VER_LESS_EQUAL:
730 if(ver.wServicePackMajor > info->wServicePackMajor) return STATUS_REVISION_MISMATCH;
731 break;
732 default:
733 return STATUS_INVALID_PARAMETER;
734 }
735 if(dwTypeMask & VER_SERVICEPACKMINOR)
736 switch(dwlConditionMask >> 4*3 & 0x07)
737 {
738 case VER_EQUAL:
739 if(ver.wServicePackMinor != info->wServicePackMinor) return STATUS_REVISION_MISMATCH;
740 break;
741 case VER_GREATER:
742 if(ver.wServicePackMinor <= info->wServicePackMinor) return STATUS_REVISION_MISMATCH;
743 break;
744 case VER_GREATER_EQUAL:
745 if(ver.wServicePackMinor < info->wServicePackMinor) return STATUS_REVISION_MISMATCH;
746 break;
747 case VER_LESS:
748 if(ver.wServicePackMinor >= info->wServicePackMinor) return STATUS_REVISION_MISMATCH;
749 break;
750 case VER_LESS_EQUAL:
751 if(ver.wServicePackMinor > info->wServicePackMinor) return STATUS_REVISION_MISMATCH;
752 break;
753 default:
754 return STATUS_INVALID_PARAMETER;
755 }
756
757 return STATUS_SUCCESS;
758 }
widl and rpcrt4 development