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Improved VERSION_GetVersion.
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1e24a087ed
commit
c264f2e020
1 changed files with 58 additions and 9 deletions
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@ -124,32 +124,81 @@ void VERSION_ParseDosVersion( const char *arg )
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/**********************************************************************
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* VERSION_GetVersion
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*
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* Some version data:
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* linker/OS/image/subsys Name Intended for
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*
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* 2.39/1.00/0.00/3.10 freecell.exe Win32s (any version)
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* 2.55/1.00/0.00/4.00 acrord32.exe Win32s, Win95 supported (?)
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*
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* 2.50/1.00/4.00/4.00 winhlp32.exe Win32s 1.30
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* 4.20/4.00/1.00/4.00 Asuslm.exe Win95 (Aaargh !)
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* 5.12/4.00/1.07/4.00 clikfixi.exe NT 4 (service pack files)
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* 3.10/4.00/4.00/4.00 PLUMBING.EXE NT
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* ?.??/4.00/97.01/4.00 sse.exe huh ?? (damn crackerz ;)
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* 6.00/5.00/5.00/4.00 NT 4 driver update (strange numbers)
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*
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* Common versions:
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* x.xx/1.00/0.00/3.10 Win32s (any version ?)
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* 2.xx/1.00/0.00/4.00 Win95 (Microsoft/system files)
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* x.xx/4.00/0.00/4.00 Win95 (most applications !)
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* x.xx/4.00/4.00/4.00 NT 4 (most apps)
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* x.xx/5.00/5.00/4.00 NT 4 newer files / NT 5 ??
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*/
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WINDOWS_VERSION VERSION_GetVersion(void)
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{
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PIMAGE_NT_HEADERS peheader;
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PDB *pdb = PROCESS_Current();
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if (versionForced) /* user has overridden any sensible checks */
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return defaultWinVersion;
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if (!PROCESS_Current()->exe_modref)
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if (!pdb->exe_modref)
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{
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/* HACK: if we have loaded a PE image into this address space,
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* we are probably using thunks, so Win95 is our best bet
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*/
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if (PROCESS_Current()->modref_list) return WIN95;
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return WIN31; /* FIXME: hmm, look at DDB.version ? */
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if (pdb->modref_list) return WIN95;
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/* FIXME: hmm, do anything else ?
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TDB.version doesn't help here
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as it always holds version 3.10 */
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return WIN31;
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}
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peheader = PE_HEADER(PROCESS_Current()->exe_modref->module);
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if (peheader->OptionalHeader.MajorSubsystemVersion == 4) {
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/* FIXME: check probably not 100% good, verify with win98 too */
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peheader = PE_HEADER(pdb->exe_modref->module);
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TRACE(ver, "%02x.%02x/%02x.%02x/%02x.%02x/%02x.%02x\n",
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peheader->OptionalHeader.MajorLinkerVersion,
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peheader->OptionalHeader.MinorLinkerVersion,
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peheader->OptionalHeader.MajorOperatingSystemVersion,
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peheader->OptionalHeader.MinorOperatingSystemVersion,
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peheader->OptionalHeader.MajorImageVersion,
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peheader->OptionalHeader.MinorImageVersion,
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peheader->OptionalHeader.MajorSubsystemVersion,
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peheader->OptionalHeader.MinorSubsystemVersion);
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if (peheader->OptionalHeader.MajorSubsystemVersion == 4)
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{
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if (peheader->OptionalHeader.MajorOperatingSystemVersion == 4)
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{
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if ((peheader->OptionalHeader.MajorImageVersion == 0) &&
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(peheader->OptionalHeader.SectionAlignment == 4096))
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return WIN95;
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return NT40;
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return WIN95;
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}
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if (peheader->OptionalHeader.MajorOperatingSystemVersion == 1) return WIN95;
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if (peheader->OptionalHeader.MajorOperatingSystemVersion == 5)
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return NT40; /* FIXME: this is NT 5, isn't it ? */
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}
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if (peheader->OptionalHeader.MajorSubsystemVersion == 3)
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{
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/* Win3.10 */
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if (peheader->OptionalHeader.MinorSubsystemVersion <= 11) return WIN31;
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/* 3.1x versions */
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if (peheader->OptionalHeader.MinorSubsystemVersion <= 11)
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{
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if (peheader->OptionalHeader.Subsystem == IMAGE_SUBSYSTEM_WINDOWS_CUI)
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return NT351; /* FIXME: NT 3.1 */
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else
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return WIN31;
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}
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/* NT 3.51 */
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if (peheader->OptionalHeader.MinorSubsystemVersion == 50) return NT351;
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if (peheader->OptionalHeader.MinorSubsystemVersion == 51) return NT351;
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