misc/version.c

   1 /*
   2  * Windows version functions
   3  *
   4  * Copyright 1997 Alexandre Julliard
   5  * Copyright 1997 Marcus Meissner
   6  */
   7
   8 #include <stdio.h>
   9 #include <string.h>
  10 #include "windows.h"
  11 #include "winbase.h"
  12 #include "process.h"
  13 #include "options.h"
  14
  15 typedef enum
  16 {
  17     WIN31, /* Windows 3.1 */
  18     WIN95, /* Windows 95 */
  19     NT351, /* Windows NT 3.51 */
  20     NT40,  /* Windows NT 4.0 */
  21     NB_VERSIONS
  22 } VERSION;
  23
  24 typedef struct
  25 {
  26     LONG             getVersion16;
  27     LONG             getVersion32;
  28     OSVERSIONINFO32A getVersionEx;
  29 } VERSION_DATA;
  30
  31
  32 /* FIXME: compare values below with original and fix */
  33 static const VERSION_DATA VersionData[NB_VERSIONS] =
  34 {
  35     /* WIN31 */
  36     {
  37         MAKELONG( 0x0a03, 0x0616 ), /* DOS 6.22 */
  38         MAKELONG( 0x0a03, 0x8000 ),
  39         {
  40             sizeof(OSVERSIONINFO32A), 3, 10, 0,
  41             VER_PLATFORM_WIN32s, "Win32s 1.3"
  42         }
  43     },
  44     /* WIN95 */
  45     {
  46         0x07005F03,
  47         0xC0000004,
  48         {
  49             sizeof(OSVERSIONINFO32A), 4, 0, 0x40003B6,
  50             VER_PLATFORM_WIN32_WINDOWS, "Win95"
  51         }
  52     },
  53     /* NT351 */
  54     {
  55         0x05000A03,
  56         0x04213303,
  57         {
  58             sizeof(OSVERSIONINFO32A), 3, 51, 0x421,
  59             VER_PLATFORM_WIN32_NT, "Service Pack 2"
  60         }
  61     },
  62     /* NT40 */
  63     {
  64         0x05000A03,
  65         0x05650004,
  66         {
  67             sizeof(OSVERSIONINFO32A), 4, 0, 0x565,
  68             VER_PLATFORM_WIN32_NT, "Service Pack 3"
  69         }
  70     }
  71 };
  72
  73 static const char *VersionNames[NB_VERSIONS] =
  74 {
  75     "win31",
  76     "win95",
  77     "nt351",
  78     "nt40"
  79 };
  80
  81 /* the current version has not been autodetected but forced via cmdline */
  82 static BOOL32 versionForced = FALSE;
  83 static VERSION defaultVersion = WIN31;
  84
  85
  86 /**********************************************************************
  87  *         VERSION_ParseVersion
  88  */
  89 void VERSION_ParseVersion( char *arg )
  90 {
  91     int i;
  92     for (i = 0; i < NB_VERSIONS; i++)
  93     {
  94         if (!strcmp( VersionNames[i], arg ))
  95         {
  96             defaultVersion = (VERSION)i;
  97             versionForced = TRUE;
  98             return;
  99         }
 100     }
 101     fprintf( stderr, "Invalid winver value '%s' specified.\n", arg );
 102     fprintf( stderr, "Valid versions are:" );
 103     for (i = 0; i < NB_VERSIONS; i++)
 104         fprintf( stderr, " '%s'%c", VersionNames[i],
 105                  (i == NB_VERSIONS - 1) ? '\n' : ',' );
 106 }
 107
 108
 109 /**********************************************************************
 110  *         VERSION_get_version
 111  */
 112 static VERSION VERSION_GetVersion(void)
 113 {
 114     LPIMAGE_NT_HEADERS peheader;
 115
 116     if (versionForced) /* user has overridden any sensible checks */
 117         return defaultVersion;
 118     if (!PROCESS_Current()->exe_modref)
 119     {
 120         /* HACK: if we have loaded a PE image into this address space,
 121          * we are probably using thunks, so Win95 is our best bet
 122          */
 123         if (PROCESS_Current()->modref_list) return WIN95;
 124         return WIN31; /* FIXME: hmm, look at DDB.version ? */
 125     }
 126     peheader = PE_HEADER(PROCESS_Current()->exe_modref->module);
 127     if (peheader->OptionalHeader.MajorSubsystemVersion == 4)
 128         /* FIXME: NT4 has the same majorversion; add a check here for it. */
 129         return WIN95;
 130     if (peheader->OptionalHeader.MajorSubsystemVersion == 3)
 131     {
 132         /* Win3.10 */
 133         if (peheader->OptionalHeader.MinorSubsystemVersion <= 11) return WIN31;
 134         /* NT 3.51 */
 135         if (peheader->OptionalHeader.MinorSubsystemVersion == 51) return NT351;
 136     }
 137     fprintf(stderr,"VERSION_GetVersion: unknown subsystem version: %04x.%04x, please report.\n",
 138             peheader->OptionalHeader.MajorSubsystemVersion,
 139             peheader->OptionalHeader.MinorSubsystemVersion );
 140     return defaultVersion;
 141 }
 142
 143
 144 /***********************************************************************
 145  *         GetVersion16   (KERNEL.3)
 146  */
 147 LONG WINAPI GetVersion16(void)
 148 {
 149     VERSION ver = VERSION_GetVersion();
 150     return VersionData[ver].getVersion16;
 151 }
 152
 153
 154 /***********************************************************************
 155  *         GetVersion32   (KERNEL32.427)
 156  */
 157 LONG WINAPI GetVersion32(void)
 158 {
 159     VERSION ver = VERSION_GetVersion();
 160     return VersionData[ver].getVersion32;
 161 }
 162
 163
 164 /***********************************************************************
 165  *         GetVersionEx32A   (KERNEL32.428)
 166  */
 167 BOOL32 WINAPI GetVersionEx32A(OSVERSIONINFO32A *v)
 168 {
 169     VERSION ver = VERSION_GetVersion();
 170     if (v->dwOSVersionInfoSize != sizeof(OSVERSIONINFO32A))
 171     {
 172         fprintf(stderr,"wrong OSVERSIONINFO size from app");
 173         return FALSE;
 174     }
 175     v->dwMajorVersion = VersionData[ver].getVersionEx.dwMajorVersion;
 176     v->dwMinorVersion = VersionData[ver].getVersionEx.dwMinorVersion;
 177     v->dwBuildNumber  = VersionData[ver].getVersionEx.dwBuildNumber;
 178     v->dwPlatformId   = VersionData[ver].getVersionEx.dwPlatformId;
 179     strcpy( v->szCSDVersion, VersionData[ver].getVersionEx.szCSDVersion );
 180     return TRUE;
 181 }
 182
 183
 184 /***********************************************************************
 185  *         GetVersionEx32W   (KERNEL32.429)
 186  */
 187 BOOL32 WINAPI GetVersionEx32W(OSVERSIONINFO32W *v)
 188 {
 189     VERSION ver = VERSION_GetVersion();
 190     if (v->dwOSVersionInfoSize!=sizeof(OSVERSIONINFO32W))
 191     {
 192         fprintf(stderr,"wrong OSVERSIONINFO size from app");
 193         return FALSE;
 194     }
 195     v->dwMajorVersion = VersionData[ver].getVersionEx.dwMajorVersion;
 196     v->dwMinorVersion = VersionData[ver].getVersionEx.dwMinorVersion;
 197     v->dwBuildNumber  = VersionData[ver].getVersionEx.dwBuildNumber;
 198     v->dwPlatformId   = VersionData[ver].getVersionEx.dwPlatformId;
 199     lstrcpyAtoW( v->szCSDVersion, VersionData[ver].getVersionEx.szCSDVersion );
 200     return TRUE;
 201 }
 202
 203
 204 /***********************************************************************
 205  *          GetWinFlags   (KERNEL.132)
 206  */
 207 DWORD WINAPI GetWinFlags(void)
 208 {
 209   static const long cpuflags[5] =
 210     { WF_CPU086, WF_CPU186, WF_CPU286, WF_CPU386, WF_CPU486 };
 211   SYSTEM_INFO si;
 212   OSVERSIONINFO32A ovi;
 213   DWORD result;
 214
 215   GetSystemInfo(&si);
 216
 217   /* There doesn't seem to be any Pentium flag.  */
 218   result = cpuflags[MIN (si.wProcessorLevel, 4)];
 219
 220   switch(Options.mode)
 221   {
 222   case MODE_STANDARD:
 223       result |= WF_STANDARD | WF_PMODE | WF_80x87;
 224       break;
 225
 226   case MODE_ENHANCED:
 227       result |= WF_ENHANCED | WF_PMODE | WF_80x87 | WF_PAGING;
 228       break;
 229
 230   default:
 231       fprintf(stderr, "Unknown mode set? This shouldn't happen. Check GetWinFlags()!\n");
 232       break;
 233   }
 234   if (si.wProcessorLevel >= 4) result |= WF_HASCPUID;
 235   ovi.dwOSVersionInfoSize = sizeof(ovi);
 236   GetVersionEx32A(&ovi);
 237   if (ovi.dwPlatformId == VER_PLATFORM_WIN32_NT)
 238       result |= WF_WIN32WOW; /* undocumented WF_WINNT */
 239   return result;
 240 }
 241
 242
 243 /***********************************************************************
 244  *          GetWinDebugInfo   (KERNEL.355)
 245  */
 246 BOOL16 WINAPI GetWinDebugInfo(WINDEBUGINFO *lpwdi, UINT16 flags)
 247 {
 248     printf("GetWinDebugInfo(%8lx,%d) stub returning 0\n",
 249            (unsigned long)lpwdi, flags);
 250     /* 0 means not in debugging mode/version */
 251     /* Can this type of debugging be used in wine ? */
 252     /* Constants: WDI_OPTIONS WDI_FILTER WDI_ALLOCBREAK */
 253     return 0;
 254 }
 255
 256
 257 /***********************************************************************
 258  *          SetWinDebugInfo   (KERNEL.356)
 259  */
 260 BOOL16 WINAPI SetWinDebugInfo(WINDEBUGINFO *lpwdi)
 261 {
 262     printf("SetWinDebugInfo(%8lx) stub returning 0\n", (unsigned long)lpwdi);
 263     /* 0 means not in debugging mode/version */
 264     /* Can this type of debugging be used in wine ? */
 265     /* Constants: WDI_OPTIONS WDI_FILTER WDI_ALLOCBREAK */
 266     return 0;
 267 }
 268
 269
 270 /***********************************************************************
 271  *           DebugFillBuffer                    (KERNEL.329)
 272  *
 273  * TODO:
 274  * Should fill lpBuffer only if DBO_BUFFERFILL has been set by SetWinDebugInfo()
 275  */
 276 void WINAPI DebugFillBuffer(LPSTR lpBuffer, WORD wBytes)
 277 {
 278         memset(lpBuffer, DBGFILL_BUFFER, wBytes);
 279 }
 280
 281 /***********************************************************************
 282  *           DiagQuery                          (KERNEL.339)
 283  *
 284  * returns TRUE if Win called with "/b" (bootlog.txt)
 285  */
 286 BOOL16 WINAPI DiagQuery()
 287 {
 288         /* perhaps implement a Wine "/b" command line flag sometime ? */
 289         return FALSE;
 290 }
 291
 292 /***********************************************************************
 293  *           DiagOutput                         (KERNEL.340)
 294  *
 295  * writes a debug string into <windir>\bootlog.txt
 296  */
 297 void WINAPI DiagOutput()
 298 {
 299 }