2 * Windows version functions
4 * Copyright 1997 Alexandre Julliard
5 * Copyright 1997 Marcus Meissner
18 WIN31, /* Windows 3.1 */
19 WIN95, /* Windows 95 */
20 NT351, /* Windows NT 3.51 */
21 NT40, /* Windows NT 4.0 */
29 OSVERSIONINFO32A getVersionEx;
33 /* FIXME: compare values below with original and fix */
34 static const VERSION_DATA VersionData[NB_VERSIONS] =
38 MAKELONG( 0x0a03, 0x0616 ), /* DOS 6.22 */
39 MAKELONG( 0x0a03, 0x8000 ),
41 sizeof(OSVERSIONINFO32A), 3, 10, 0,
42 VER_PLATFORM_WIN32s, "Win32s 1.3"
50 sizeof(OSVERSIONINFO32A), 4, 0, 0x40003B6,
51 VER_PLATFORM_WIN32_WINDOWS, "Win95"
59 sizeof(OSVERSIONINFO32A), 3, 51, 0x421,
60 VER_PLATFORM_WIN32_NT, "Service Pack 2"
68 sizeof(OSVERSIONINFO32A), 4, 0, 0x565,
69 VER_PLATFORM_WIN32_NT, "Service Pack 3"
74 static const char *VersionNames[NB_VERSIONS] =
82 /* the current version has not been autodetected but forced via cmdline */
83 static BOOL32 versionForced = FALSE;
84 static VERSION defaultVersion = WIN31;
87 /**********************************************************************
88 * VERSION_ParseVersion
90 void VERSION_ParseVersion( char *arg )
93 for (i = 0; i < NB_VERSIONS; i++)
95 if (!strcmp( VersionNames[i], arg ))
97 defaultVersion = (VERSION)i;
102 MSG("Invalid winver value '%s' specified.\n", arg );
103 MSG("Valid versions are:" );
104 for (i = 0; i < NB_VERSIONS; i++)
105 MSG(" '%s'%c", VersionNames[i],
106 (i == NB_VERSIONS - 1) ? '\n' : ',' );
110 /**********************************************************************
111 * VERSION_get_version
113 static VERSION VERSION_GetVersion(void)
115 LPIMAGE_NT_HEADERS peheader;
117 if (versionForced) /* user has overridden any sensible checks */
118 return defaultVersion;
119 if (!PROCESS_Current()->exe_modref)
121 /* HACK: if we have loaded a PE image into this address space,
122 * we are probably using thunks, so Win95 is our best bet
124 if (PROCESS_Current()->modref_list) return WIN95;
125 return WIN31; /* FIXME: hmm, look at DDB.version ? */
127 peheader = PE_HEADER(PROCESS_Current()->exe_modref->module);
128 if (peheader->OptionalHeader.MajorSubsystemVersion == 4)
129 /* FIXME: NT4 has the same majorversion; add a check here for it. */
131 if (peheader->OptionalHeader.MajorSubsystemVersion == 3)
134 if (peheader->OptionalHeader.MinorSubsystemVersion <= 11) return WIN31;
136 if (peheader->OptionalHeader.MinorSubsystemVersion == 50) return NT351;
137 if (peheader->OptionalHeader.MinorSubsystemVersion == 51) return NT351;
139 ERR(ver,"unknown subsystem version: %04x.%04x, please report.\n",
140 peheader->OptionalHeader.MajorSubsystemVersion,
141 peheader->OptionalHeader.MinorSubsystemVersion );
142 return defaultVersion;
146 /***********************************************************************
147 * GetVersion16 (KERNEL.3)
149 LONG WINAPI GetVersion16(void)
151 VERSION ver = VERSION_GetVersion();
152 return VersionData[ver].getVersion16;
156 /***********************************************************************
157 * GetVersion32 (KERNEL32.427)
159 LONG WINAPI GetVersion32(void)
161 VERSION ver = VERSION_GetVersion();
162 return VersionData[ver].getVersion32;
166 /***********************************************************************
167 * GetVersionEx32A (KERNEL32.428)
169 BOOL32 WINAPI GetVersionEx32A(OSVERSIONINFO32A *v)
171 VERSION ver = VERSION_GetVersion();
172 if (v->dwOSVersionInfoSize != sizeof(OSVERSIONINFO32A))
174 WARN(ver,"wrong OSVERSIONINFO size from app");
177 v->dwMajorVersion = VersionData[ver].getVersionEx.dwMajorVersion;
178 v->dwMinorVersion = VersionData[ver].getVersionEx.dwMinorVersion;
179 v->dwBuildNumber = VersionData[ver].getVersionEx.dwBuildNumber;
180 v->dwPlatformId = VersionData[ver].getVersionEx.dwPlatformId;
181 strcpy( v->szCSDVersion, VersionData[ver].getVersionEx.szCSDVersion );
186 /***********************************************************************
187 * GetVersionEx32W (KERNEL32.429)
189 BOOL32 WINAPI GetVersionEx32W(OSVERSIONINFO32W *v)
191 VERSION ver = VERSION_GetVersion();
192 if (v->dwOSVersionInfoSize!=sizeof(OSVERSIONINFO32W))
194 WARN(ver,"wrong OSVERSIONINFO size from app");
197 v->dwMajorVersion = VersionData[ver].getVersionEx.dwMajorVersion;
198 v->dwMinorVersion = VersionData[ver].getVersionEx.dwMinorVersion;
199 v->dwBuildNumber = VersionData[ver].getVersionEx.dwBuildNumber;
200 v->dwPlatformId = VersionData[ver].getVersionEx.dwPlatformId;
201 lstrcpyAtoW( v->szCSDVersion, VersionData[ver].getVersionEx.szCSDVersion );
206 /***********************************************************************
207 * GetWinFlags (KERNEL.132)
209 DWORD WINAPI GetWinFlags(void)
211 static const long cpuflags[5] =
212 { WF_CPU086, WF_CPU186, WF_CPU286, WF_CPU386, WF_CPU486 };
214 OSVERSIONINFO32A ovi;
219 /* There doesn't seem to be any Pentium flag. */
220 result = cpuflags[MIN (si.wProcessorLevel, 4)];
225 result |= WF_STANDARD | WF_PMODE | WF_80x87;
229 result |= WF_ENHANCED | WF_PMODE | WF_80x87 | WF_PAGING;
233 ERR(ver, "Unknown mode set? This shouldn't happen. Check GetWinFlags()!\n");
236 if (si.wProcessorLevel >= 4) result |= WF_HASCPUID;
237 ovi.dwOSVersionInfoSize = sizeof(ovi);
238 GetVersionEx32A(&ovi);
239 if (ovi.dwPlatformId == VER_PLATFORM_WIN32_NT)
240 result |= WF_WIN32WOW; /* undocumented WF_WINNT */
245 /***********************************************************************
246 * GetWinDebugInfo (KERNEL.355)
248 BOOL16 WINAPI GetWinDebugInfo(WINDEBUGINFO *lpwdi, UINT16 flags)
250 FIXME(ver, "(%8lx,%d): stub returning 0\n",
251 (unsigned long)lpwdi, flags);
252 /* 0 means not in debugging mode/version */
253 /* Can this type of debugging be used in wine ? */
254 /* Constants: WDI_OPTIONS WDI_FILTER WDI_ALLOCBREAK */
259 /***********************************************************************
260 * SetWinDebugInfo (KERNEL.356)
262 BOOL16 WINAPI SetWinDebugInfo(WINDEBUGINFO *lpwdi)
264 FIXME(ver, "(%8lx): stub returning 0\n", (unsigned long)lpwdi);
265 /* 0 means not in debugging mode/version */
266 /* Can this type of debugging be used in wine ? */
267 /* Constants: WDI_OPTIONS WDI_FILTER WDI_ALLOCBREAK */
272 /***********************************************************************
273 * DebugFillBuffer (KERNEL.329)
276 * Should fill lpBuffer only if DBO_BUFFERFILL has been set by SetWinDebugInfo()
278 void WINAPI DebugFillBuffer(LPSTR lpBuffer, WORD wBytes)
280 memset(lpBuffer, DBGFILL_BUFFER, wBytes);
283 /***********************************************************************
284 * DiagQuery (KERNEL.339)
286 * returns TRUE if Win called with "/b" (bootlog.txt)
288 BOOL16 WINAPI DiagQuery()
290 /* perhaps implement a Wine "/b" command line flag sometime ? */
294 /***********************************************************************
295 * DiagOutput (KERNEL.340)
297 * writes a debug string into <windir>\bootlog.txt
299 void WINAPI DiagOutput(LPCSTR str)
302 DPRINTF("DIAGOUTPUT:%s\n",str);