misc/version.c

   1 /*
   2  * Windows and DOS version functions
   3  *
   4  * Copyright 1997 Alexandre Julliard
   5  * Copyright 1997 Marcus Meissner
   6  * Copyright 1998 Patrik Stridvall
   7  * Copyright 1998 Andreas Mohr
   8  */
   9
  10 #include <string.h>
  11 #include <stdlib.h>
  12 #include <stdio.h>
  13 #include "windef.h"
  14 #include "winbase.h"
  15 #include "wingdi.h"
  16 #include "winuser.h"
  17 #include "wine/winbase16.h"
  18 #include "process.h"
  19 #include "options.h"
  20 #include "debugtools.h"
  21 #include "neexe.h"
  22 #include "winversion.h"
  23 #include "winerror.h"
  24
  25 DEFAULT_DEBUG_CHANNEL(ver)
  26
  27 typedef struct
  28 {
  29     LONG             getVersion16;
  30     LONG             getVersion32;
  31     OSVERSIONINFOA getVersionEx;
  32 } VERSION_DATA;
  33
  34
  35 /* FIXME: compare values below with original and fix */
  36 static VERSION_DATA VersionData[NB_WINDOWS_VERSIONS] =
  37 {
  38     /* WIN31 */
  39     {
  40         MAKELONG( 0x0a03, 0x0616 ), /* DOS 6.22 */
  41         MAKELONG( 0x0a03, 0x8000 ),
  42         {
  43             sizeof(OSVERSIONINFOA), 3, 10, 0,
  44             VER_PLATFORM_WIN32s, "Win32s 1.3"
  45         }
  46     },
  47     /* WIN95 */
  48     {
  49         0x07005F03,
  50         0xC0000004,
  51         {
  52             sizeof(OSVERSIONINFOA), 4, 0, 0x40003B6,
  53             VER_PLATFORM_WIN32_WINDOWS, "Win95"
  54         }
  55     },
  56     /* WIN98 */
  57     {
  58         0x07005F03,     /* FIXME: need DOS value from real Win98 */
  59         0xC0000A04,
  60         {
  61             sizeof(OSVERSIONINFOA), 4, 10, 0x40A07CE,
  62             VER_PLATFORM_WIN32_WINDOWS, "Win98"
  63         }
  64     },
  65     /* NT351 */
  66     {
  67         0x05000A03,
  68         0x04213303,
  69         {
  70             sizeof(OSVERSIONINFOA), 3, 51, 0x421,
  71             VER_PLATFORM_WIN32_NT, "Service Pack 2"
  72         }
  73     },
  74     /* NT40 */
  75     {
  76         0x05000A03,
  77         0x05650004,
  78         {
  79             sizeof(OSVERSIONINFOA), 4, 0, 0x565,
  80             VER_PLATFORM_WIN32_NT, "Service Pack 3"
  81         }
  82     }
  83 };
  84
  85 static const char *WinVersionNames[NB_WINDOWS_VERSIONS] =
  86 {
  87     "win31",
  88     "win95",
  89     "win98",
  90     "nt351",
  91     "nt40"
  92 };
  93
  94 /* if one of the following dlls is importing ntdll the windows
  95 version autodetection switches wine to unicode (nt 3.51 or 4.0) */
  96 static char * special_dlls[] =
  97 {
  98         "COMDLG32",
  99         "COMCTL32",
 100         "SHELL32",
 101         "USER32",
 102         "OLE32",
 103         "RPCRT4",
 104         NULL
 105 };
 106
 107 /* the current version has not been autodetected but forced via cmdline */
 108 static BOOL versionForced = FALSE;
 109 static WINDOWS_VERSION defaultWinVersion = WIN31;
 110
 111 /**********************************************************************
 112  *         VERSION_ParseWinVersion
 113  */
 114 void VERSION_ParseWinVersion( const char *arg )
 115 {
 116     int i;
 117     for (i = 0; i < NB_WINDOWS_VERSIONS; i++)
 118     {
 119         if (!strcmp( WinVersionNames[i], arg ))
 120         {
 121             defaultWinVersion = (WINDOWS_VERSION)i;
 122             versionForced = TRUE;
 123             return;
 124         }
 125     }
 126     MESSAGE("Invalid winver value '%s' specified.\n", arg );
 127     MESSAGE("Valid versions are:" );
 128     for (i = 0; i < NB_WINDOWS_VERSIONS; i++)
 129         MESSAGE(" '%s'%c", WinVersionNames[i],
 130             (i == NB_WINDOWS_VERSIONS - 1) ? '\n' : ',' );
 131 }
 132
 133
 134 /**********************************************************************
 135  *         VERSION_ParseDosVersion
 136  */
 137 void VERSION_ParseDosVersion( const char *arg )
 138 {
 139     int hi, lo;
 140     if (sscanf( arg, "%d.%d", &hi, &lo ) == 2)
 141     {
 142         VersionData[WIN31].getVersion16 =
 143             MAKELONG(LOWORD(VersionData[WIN31].getVersion16),
 144                      (hi<<8) + lo);
 145     }
 146     else
 147         fprintf( stderr, "-dosver: Wrong version format. Use \"-dosver x.xx\"\n");
 148 }
 149
 150 /**********************************************************************
 151  *      VERSION_GetSystemDLLVersion
 152  *
 153  * This function tryes to figure out if a given (native) dll comes from
 154  * win95/98 or winnt. Since all values in the OptionalHeader are not a
 155  * usable hint, we test if a dll imports the ntdll.
 156  * This is at least working for all system-dlls like comctl32, comdlg32 and
 157  * shell32.
 158  * If you have a better idea to figure this out...
 159  */
 160 DWORD VERSION_GetSystemDLLVersion (WINE_MODREF * wm)
 161 {
 162         PE_MODREF * pem = &(wm->binfmt.pe);
 163
 164         if (pem->pe_import)
 165         {
 166           IMAGE_IMPORT_DESCRIPTOR * pe_imp;
 167
 168           for ( pe_imp = pem->pe_import; pe_imp->Name; pe_imp++)
 169           {
 170             char * name = (char*)((unsigned int)wm->module+(unsigned int)(pe_imp->Name));
 171             TRACE("%s\n", name);
 172
 173             if (!lstrncmpiA(name, "ntdll", 5))
 174             {
 175               if (3 == PE_HEADER(wm->module)->OptionalHeader.MajorOperatingSystemVersion)
 176                 return NT351;
 177               else
 178                 return NT40;
 179             }
 180           }
 181         }
 182         return WIN95;
 183 }
 184 /**********************************************************************
 185  *      VERSION_GetLinkedDllVersion
 186  *
 187  * Some version data (not reliable!):
 188  * linker/OS/image/subsys
 189  *
 190  * x.xx/1.00/0.00/3.10  Win32s          (any version ?)
 191  * 2.39/1.00/0.00/3.10  Win32s          freecell.exe (any version)
 192  * 2.50/1.00/4.00/4.00  Win32s 1.30     winhlp32.exe
 193  * 2.60/3.51/3.51/3.51  NT351SP5        system dlls
 194  * 2.60/3.51/3.51/4.00  NT351SP5        comctl32 dll
 195  * 2.xx/1.00/0.00/4.00  Win95           system files
 196  * x.xx/4.00/0.00/4.00  Win95           most applications
 197  * 3.10/4.00/0.00/4.00  Win98           notepad
 198  * x.xx/5.00/5.00/4.00  Win98           system dlls
 199  * x.xx/4.00/4.00/4.00  NT 4            most apps
 200  * 5.12/5.00/5.00/4.00  NT4+IE5         comctl32.dll
 201  * 5.12/5.00/5.00/4.00  Win98           calc
 202  * x.xx/5.00/5.00/4.00  win95/win98/NT4 IE5 files
 203  */
 204 DWORD VERSION_GetLinkedDllVersion(PDB *pdb)
 205 {
 206         WINE_MODREF *wm;
 207         DWORD WinVersion = NB_WINDOWS_VERSIONS;
 208         PIMAGE_OPTIONAL_HEADER ophd;
 209
 210         if (!pdb->exe_modref)
 211         {
 212           if (!pdb->modref_list)
 213             return WIN31;
 214
 215           /* FIXME: The above condition will never trigger, since all our
 216            * standard dlls load their win32 equivalents. We have usually at
 217            * this point: kernel32.dll and ntdll.dll.
 218            */
 219           return WIN95;
 220         }
 221         /* First check the native dlls provided. These have to be
 222         from one windows version */
 223         for ( wm = pdb->modref_list; wm; wm=wm->next )
 224         {
 225           ophd = &(PE_HEADER(wm->module)->OptionalHeader);
 226
 227           TRACE("%s: %02x.%02x/%02x.%02x/%02x.%02x/%02x.%02x\n",
 228             wm->modname,
 229             ophd->MajorLinkerVersion, ophd->MinorLinkerVersion,
 230             ophd->MajorOperatingSystemVersion, ophd->MinorOperatingSystemVersion,
 231             ophd->MajorImageVersion, ophd->MinorImageVersion,
 232             ophd->MajorSubsystemVersion, ophd->MinorSubsystemVersion);
 233
 234           /* test if it is a external (native) dll */
 235           if ( !(wm->flags & WINE_MODREF_INTERNAL) && wm->type==MODULE32_PE)
 236           {
 237             int i;
 238             for (i = 0; special_dlls[i]; i++)
 239             {
 240               /* test if it a special dll */
 241               if (!lstrncmpiA(wm->modname, special_dlls[i], strlen(special_dlls[i]) ))
 242               {
 243                 DWORD DllVersion = VERSION_GetSystemDLLVersion(wm);
 244                 if (WinVersion == NB_WINDOWS_VERSIONS)
 245                   WinVersion = DllVersion;
 246                 else {
 247                   if (WinVersion != DllVersion) {
 248                     ERR("You mixed system dlls from different windows versions! Expect a crash!\n");
 249                     return WIN31; /* this may let the exe exiting */
 250                   }
 251                 }
 252                 break;
 253               }
 254             }
 255           }
 256         }
 257
 258         if(WinVersion != NB_WINDOWS_VERSIONS) return WinVersion;
 259
 260         /* we are using no external system dlls, look at the exe */
 261         ophd = &(PE_HEADER(pdb->exe_modref->module)->OptionalHeader);
 262
 263         TRACE("-%s: %02x.%02x/%02x.%02x/%02x.%02x/%02x.%02x\n",
 264             pdb->exe_modref->modname,
 265             ophd->MajorLinkerVersion, ophd->MinorLinkerVersion,
 266             ophd->MajorOperatingSystemVersion, ophd->MinorOperatingSystemVersion,
 267             ophd->MajorImageVersion, ophd->MinorImageVersion,
 268             ophd->MajorSubsystemVersion, ophd->MinorSubsystemVersion);
 269
 270         /* special nt 3.51 */
 271         if (3 == ophd->MajorOperatingSystemVersion && 51 == ophd->MinorOperatingSystemVersion)
 272         {
 273             return NT351;
 274         }
 275
 276         /* the MajorSubsystemVersion is the only usable singn */
 277         if (ophd->MajorSubsystemVersion < 4)
 278         {
 279           if ( ophd->MajorOperatingSystemVersion == 1
 280             && ophd->MinorOperatingSystemVersion == 0)
 281           {
 282             return WIN31; /* win32s */
 283           }
 284
 285           if (ophd->Subsystem == IMAGE_SUBSYSTEM_WINDOWS_CUI)
 286             return NT351; /* FIXME: NT 3.1, not tested */
 287           else
 288             return WIN95;
 289         }
 290
 291         return WIN95;
 292 }
 293
 294 /**********************************************************************
 295  *         VERSION_GetVersion
 296  *
 297  * WARNING !!!
 298  * Don't call this function too early during the Wine init,
 299  * as pdb->exe_modref (required by VERSION_GetImageVersion()) might still
 300  * be NULL in such cases, which causes the winver to ALWAYS be detected
 301  * as WIN31.
 302  * And as we cache the winver once it has been determined, this is bad.
 303  * This can happen much easier than you might think, as this function
 304  * is called by EVERY GetVersion*() API !
 305  *
 306  */
 307 WINDOWS_VERSION VERSION_GetVersion(void)
 308 {
 309         PDB *pdb = PROCESS_Current();
 310         if (versionForced) /* user has overridden any sensible checks */
 311           return defaultWinVersion;
 312
 313         if (pdb->winver == 0xffff) /* to be determined */ {
 314           WINDOWS_VERSION retver = VERSION_GetLinkedDllVersion(pdb);
 315
 316           if (retver != WIN31)
 317             pdb->winver = retver;
 318           return retver;
 319         }
 320         return pdb->winver;
 321 }
 322
 323 /**********************************************************************
 324  *         VERSION_AppWinVer
 325  * Returns the window version in case Wine emulates a later version
 326  * of windows then the application expects.
 327  *
 328  * In a number of cases when windows runs an application that was
 329  * designed for an earlier windows version, windows reverts
 330  * to "old" behaviour of that earlier version.
 331  *
 332  * An example is a disabled  edit control that needs to be painted.
 333  * Old style behaviour is to send a WM_CTLCOLOREDIT message. This was
 334  * changed in Win95, NT4.0 by a WM_CTLCOLORSTATIC message _only_ for
 335  * applications with an expected version 0f 4.0 or higher.
 336  *
 337  */
 338 DWORD VERSION_AppWinVer(void)
 339 {
 340     WINDOWS_VERSION ver = VERSION_GetVersion();
 341     DWORD dwEmulatedVersion=MAKELONG( VersionData[ver].getVersionEx.dwMinorVersion,
 342                     VersionData[ver].getVersionEx.dwMajorVersion);
 343     /* fixme: this may not be 100% correct; see discussion on the
 344      * wine developer list in Nov 1999 */
 345     DWORD dwProcVersion = GetProcessVersion(0);
 346     return dwProcVersion < dwEmulatedVersion ? dwProcVersion : dwEmulatedVersion;
 347 }
 348
 349
 350 /**********************************************************************
 351  *         VERSION_GetVersionName
 352  */
 353 char *VERSION_GetVersionName()
 354 {
 355   WINDOWS_VERSION ver = VERSION_GetVersion();
 356   switch(ver)
 357     {
 358     case WIN31:
 359       return "Windows 3.1";
 360     case WIN95:
 361       return "Windows 95";
 362     case WIN98:
 363       return "Windows 98";
 364     case NT351:
 365       return "Windows NT 3.51";
 366     case NT40:
 367       return "Windows NT 4.0";
 368     default:
 369       FIXME("Windows version %d not named",ver);
 370       return "Windows <Unknown>";
 371     }
 372 }
 373
 374 /***********************************************************************
 375  *         GetVersion16   (KERNEL.3)
 376  */
 377 LONG WINAPI GetVersion16(void)
 378 {
 379     WINDOWS_VERSION ver = VERSION_GetVersion();
 380     return VersionData[ver].getVersion16;
 381 }
 382
 383
 384 /***********************************************************************
 385  *         GetVersion32   (KERNEL32.427)
 386  */
 387 LONG WINAPI GetVersion(void)
 388 {
 389     WINDOWS_VERSION ver = VERSION_GetVersion();
 390     return VersionData[ver].getVersion32;
 391 }
 392
 393
 394 /***********************************************************************
 395  *         GetVersionEx16   (KERNEL.149)
 396  */
 397 BOOL16 WINAPI GetVersionEx16(OSVERSIONINFO16 *v)
 398 {
 399     WINDOWS_VERSION ver = VERSION_GetVersion();
 400     if (v->dwOSVersionInfoSize != sizeof(OSVERSIONINFO16))
 401     {
 402         WARN("wrong OSVERSIONINFO size from app");
 403         SetLastError(ERROR_INSUFFICIENT_BUFFER);
 404         return FALSE;
 405     }
 406     v->dwMajorVersion = VersionData[ver].getVersionEx.dwMajorVersion;
 407     v->dwMinorVersion = VersionData[ver].getVersionEx.dwMinorVersion;
 408     v->dwBuildNumber  = VersionData[ver].getVersionEx.dwBuildNumber;
 409     v->dwPlatformId   = VersionData[ver].getVersionEx.dwPlatformId;
 410     strcpy( v->szCSDVersion, VersionData[ver].getVersionEx.szCSDVersion );
 411     return TRUE;
 412 }
 413
 414
 415 /***********************************************************************
 416  *         GetVersionEx32A   (KERNEL32.428)
 417  */
 418 BOOL WINAPI GetVersionExA(OSVERSIONINFOA *v)
 419 {
 420     WINDOWS_VERSION ver = VERSION_GetVersion();
 421     if (v->dwOSVersionInfoSize != sizeof(OSVERSIONINFOA))
 422     {
 423         WARN("wrong OSVERSIONINFO size from app (got: %ld, expected: %d)",
 424                         v->dwOSVersionInfoSize, sizeof(OSVERSIONINFOA));
 425         SetLastError(ERROR_INSUFFICIENT_BUFFER);
 426         return FALSE;
 427     }
 428     v->dwMajorVersion = VersionData[ver].getVersionEx.dwMajorVersion;
 429     v->dwMinorVersion = VersionData[ver].getVersionEx.dwMinorVersion;
 430     v->dwBuildNumber  = VersionData[ver].getVersionEx.dwBuildNumber;
 431     v->dwPlatformId   = VersionData[ver].getVersionEx.dwPlatformId;
 432     strcpy( v->szCSDVersion, VersionData[ver].getVersionEx.szCSDVersion );
 433     return TRUE;
 434 }
 435
 436
 437 /***********************************************************************
 438  *         GetVersionEx32W   (KERNEL32.429)
 439  */
 440 BOOL WINAPI GetVersionExW(OSVERSIONINFOW *v)
 441 {
 442     WINDOWS_VERSION ver = VERSION_GetVersion();
 443
 444     if (v->dwOSVersionInfoSize!=sizeof(OSVERSIONINFOW))
 445     {
 446         WARN("wrong OSVERSIONINFO size from app (got: %ld, expected: %d)",
 447                         v->dwOSVersionInfoSize, sizeof(OSVERSIONINFOW));
 448         SetLastError(ERROR_INSUFFICIENT_BUFFER);
 449         return FALSE;
 450     }
 451     v->dwMajorVersion = VersionData[ver].getVersionEx.dwMajorVersion;
 452     v->dwMinorVersion = VersionData[ver].getVersionEx.dwMinorVersion;
 453     v->dwBuildNumber  = VersionData[ver].getVersionEx.dwBuildNumber;
 454     v->dwPlatformId   = VersionData[ver].getVersionEx.dwPlatformId;
 455     lstrcpyAtoW( v->szCSDVersion, VersionData[ver].getVersionEx.szCSDVersion );
 456     return TRUE;
 457 }
 458
 459
 460 /***********************************************************************
 461  *          GetWinFlags   (KERNEL.132)
 462  */
 463 DWORD WINAPI GetWinFlags16(void)
 464 {
 465   static const long cpuflags[5] =
 466     { WF_CPU086, WF_CPU186, WF_CPU286, WF_CPU386, WF_CPU486 };
 467   SYSTEM_INFO si;
 468   OSVERSIONINFOA ovi;
 469   DWORD result;
 470
 471   GetSystemInfo(&si);
 472
 473   /* There doesn't seem to be any Pentium flag.  */
 474   result = cpuflags[MIN (si.wProcessorLevel, 4)] | WF_ENHANCED | WF_PMODE | WF_80x87 | WF_PAGING;
 475   if (si.wProcessorLevel >= 4) result |= WF_HASCPUID;
 476   ovi.dwOSVersionInfoSize = sizeof(ovi);
 477   GetVersionExA(&ovi);
 478   if (ovi.dwPlatformId == VER_PLATFORM_WIN32_NT)
 479       result |= WF_WIN32WOW; /* undocumented WF_WINNT */
 480   return result;
 481 }
 482
 483
 484 /***********************************************************************
 485  *          GetWinDebugInfo   (KERNEL.355)
 486  */
 487 BOOL16 WINAPI GetWinDebugInfo16(WINDEBUGINFO *lpwdi, UINT16 flags)
 488 {
 489     FIXME("(%8lx,%d): stub returning 0\n",
 490           (unsigned long)lpwdi, flags);
 491     /* 0 means not in debugging mode/version */
 492     /* Can this type of debugging be used in wine ? */
 493     /* Constants: WDI_OPTIONS WDI_FILTER WDI_ALLOCBREAK */
 494     return 0;
 495 }
 496
 497
 498 /***********************************************************************
 499  *          SetWinDebugInfo   (KERNEL.356)
 500  */
 501 BOOL16 WINAPI SetWinDebugInfo16(WINDEBUGINFO *lpwdi)
 502 {
 503     FIXME("(%8lx): stub returning 0\n", (unsigned long)lpwdi);
 504     /* 0 means not in debugging mode/version */
 505     /* Can this type of debugging be used in wine ? */
 506     /* Constants: WDI_OPTIONS WDI_FILTER WDI_ALLOCBREAK */
 507     return 0;
 508 }
 509
 510
 511 /***********************************************************************
 512  *           DebugFillBuffer                    (KERNEL.329)
 513  *
 514  * TODO:
 515  * Should fill lpBuffer only if DBO_BUFFERFILL has been set by SetWinDebugInfo()
 516  */
 517 void WINAPI DebugFillBuffer(LPSTR lpBuffer, WORD wBytes)
 518 {
 519         memset(lpBuffer, DBGFILL_BUFFER, wBytes);
 520 }
 521
 522 /***********************************************************************
 523  *           DiagQuery                          (KERNEL.339)
 524  *
 525  * returns TRUE if Win called with "/b" (bootlog.txt)
 526  */
 527 BOOL16 WINAPI DiagQuery16()
 528 {
 529         /* perhaps implement a Wine "/b" command line flag sometime ? */
 530         return FALSE;
 531 }
 532
 533 /***********************************************************************
 534  *           DiagOutput                         (KERNEL.340)
 535  *
 536  * writes a debug string into <windir>\bootlog.txt
 537  */
 538 void WINAPI DiagOutput16(LPCSTR str)
 539 {
 540         /* FIXME */
 541         DPRINTF("DIAGOUTPUT:%s\n", debugstr_a(str));
 542 }
 543
 544 /***********************************************************************
 545  *        VERSION_OsIsUnicode   [internal]
 546  *
 547  * NOTES
 548  *   some functions getting sometimes LPSTR sometimes LPWSTR...
 549  *
 550  */
 551 BOOL VERSION_OsIsUnicode(void)
 552 {
 553     switch(VERSION_GetVersion())
 554     {
 555     case NT351:
 556     case NT40:
 557         return TRUE;
 558     default:
 559         return FALSE;
 560     }
 561 }