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136 lines
5.8 KiB
Plaintext
136 lines
5.8 KiB
Plaintext
/*
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* Harbour Project source code:
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* Windows OS version information
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*
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* Copyright 2004 Peter Rees <peter@rees.co.nz> Rees Software and Systems Ltd
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* www - http://harbour-project.org
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this software; see the file COPYING.txt. If not, write to
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* the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
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* Boston, MA 02111-1307 USA (or visit the web site http://www.gnu.org/).
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*
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* As a special exception, the Harbour Project gives permission for
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* additional uses of the text contained in its release of Harbour.
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*
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* The exception is that, if you link the Harbour libraries with other
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* files to produce an executable, this does not by itself cause the
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* resulting executable to be covered by the GNU General Public License.
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* Your use of that executable is in no way restricted on account of
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* linking the Harbour library code into it.
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*
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* This exception does not however invalidate any other reasons why
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* the executable file might be covered by the GNU General Public License.
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*
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* This exception applies only to the code released by the Harbour
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* Project under the name Harbour. If you copy code from other
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* Harbour Project or Free Software Foundation releases into a copy of
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* Harbour, as the General Public License permits, the exception does
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* not apply to the code that you add in this way. To avoid misleading
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* anyone as to the status of such modified files, you must delete
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* this exception notice from them.
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*
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* If you write modifications of your own for Harbour, it is your choice
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* whether to permit this exception to apply to your modifications.
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* If you do not wish that, delete this exception notice.
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*
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*/
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/*
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* Operating system functions for Windows
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*
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* Program to check and set Windows Registry settings
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* for safe networking - all versions of Windows to XP SP2
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*
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* Also includes check for buggy VREDIR.VXD under Win95
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* and if the correct patch file is found - run it.
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*/
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#include "directry.ch"
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#include "hbwin.ch"
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/* NOTE: To change any of these registry settings
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Administrator rights are required by default in Windows. [vszakats] */
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FUNCTION win_osNetRegOk( lSetIt, lDoVista )
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LOCAL bRetVal := .T.
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LOCAL cKeySrv
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LOCAL cKeyWks
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hb_default( @lSetIt, .F. )
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hb_default( @lDoVista, .T. )
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IF ! lDoVista .AND. hb_osIsWinVista()
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/* do nothing */
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ELSEIF hb_osIsWin9x()
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bRetVal := win_regQuery( WIN_HKEY_LOCAL_MACHINE, "System\CurrentControlSet\Services\VxD\VREDIR", "DiscardCacheOnOpen", 1, lSetIt )
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ELSE
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cKeySrv := "System\CurrentControlSet\Services\LanmanServer\Parameters"
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cKeyWks := "System\CurrentControlSet\Services\LanmanWorkStation\Parameters"
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IF lSetIt
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lSetIt := ! hb_osIsWinNT() .OR. wapi_IsUserAnAdmin()
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ENDIF
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/* Server settings */
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bRetVal := bRetVal .AND. win_regQuery( WIN_HKEY_LOCAL_MACHINE, cKeySrv, "CachedOpenLimit", 0, lSetIt )
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bRetVal := bRetVal .AND. win_regQuery( WIN_HKEY_LOCAL_MACHINE, cKeySrv, "EnableOpLocks", 0, lSetIt ) /* Q124916 */
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bRetVal := bRetVal .AND. win_regQuery( WIN_HKEY_LOCAL_MACHINE, cKeySrv, "EnableOpLockForceClose", 1, lSetIt )
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bRetVal := bRetVal .AND. win_regQuery( WIN_HKEY_LOCAL_MACHINE, cKeySrv, "SharingViolationDelay", 0, lSetIt )
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bRetVal := bRetVal .AND. win_regQuery( WIN_HKEY_LOCAL_MACHINE, cKeySrv, "SharingViolationRetries", 0, lSetIt )
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IF hb_osIsWinVista()
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/* If SMB2 is enabled turning off oplocks does not work, so SMB2 is required to be turned off on Server. */
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bRetVal := bRetVal .AND. win_regQuery( WIN_HKEY_LOCAL_MACHINE, cKeySrv, "SMB2", 0, lSetIt )
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ENDIF
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/* Workstation settings */
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bRetVal := bRetVal .AND. win_regQuery( WIN_HKEY_LOCAL_MACHINE, cKeyWks, "UseOpportunisticLocking", 0, lSetIt )
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bRetVal := bRetVal .AND. win_regQuery( WIN_HKEY_LOCAL_MACHINE, cKeyWks, "EnableOpLocks", 0, lSetIt )
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bRetVal := bRetVal .AND. win_regQuery( WIN_HKEY_LOCAL_MACHINE, cKeyWks, "EnableOpLockForceClose", 1, lSetIt )
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bRetVal := bRetVal .AND. win_regQuery( WIN_HKEY_LOCAL_MACHINE, cKeyWks, "UtilizeNtCaching", 0, lSetIt )
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bRetVal := bRetVal .AND. win_regQuery( WIN_HKEY_LOCAL_MACHINE, cKeyWks, "UseLockReadUnlock", 0, lSetIt )
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IF hb_osIsWinVista()
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bRetVal := bRetVal .AND. win_regQuery( WIN_HKEY_LOCAL_MACHINE, cKeyWks, "FileInfoCacheLifetime", 0, lSetIt )
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bRetVal := bRetVal .AND. win_regQuery( WIN_HKEY_LOCAL_MACHINE, cKeyWks, "FileNotFoundCacheLifetime", 0, lSetIt )
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bRetVal := bRetVal .AND. win_regQuery( WIN_HKEY_LOCAL_MACHINE, cKeyWks, "DirectoryCacheLifetime", 0, lSetIt )
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ENDIF
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IF hb_osIsWin2K()
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bRetVal := bRetVal .AND. win_regQuery( WIN_HKEY_LOCAL_MACHINE, "System\CurrentControlSet\Services\MRXSmb\Parameters", "OpLocksDisabled", 1, lSetIt )
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ENDIF
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ENDIF
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RETURN bRetVal
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FUNCTION win_osNetVRedirOk( /* @ */ nResult )
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LOCAL aFiles
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nResult := 0
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IF hb_osIsWin9x()
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aFiles := Directory( hb_GetEnv( "WINDIR", "C:\WINDOWS" ) + "\SYSTEM\VREDIR.VXD" ) /* Check for faulty files. */
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IF ! Empty( aFiles )
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IF aFiles[ 1 ][ F_SIZE ] == 156749 .AND. aFiles[ 1 ][ F_TIME ] == "11:11:10"
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nResult := 1111
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ELSEIF aFiles[ 1 ][ F_SIZE ] == 140343 .AND. aFiles[ 1 ][ F_TIME ] == "09:50:00"
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nResult := 950
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ENDIF
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ENDIF
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ENDIF
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RETURN Empty( nResult )
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