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' Leatrix Latency Fix 1.23 (Install Script)
' To use, simply run this script and restart your computer.
' To run from within batch files, use 'cscript Install.vbs"
logo = "Leatrix Latency Fix"
Leatrix_Version = "1.23"
Const HKEY_LOCAL_MACHINE = &H80000002
Set oReg = GetObject("winmgmts:{impersonationLevel=impersonate}!\\.\root\default:StdRegProv")
Set oZap = GetObject("winmgmts:{impersonationLevel=impersonate,(Shutdown)}!\\.\root\cimv2")
Set colOperatingSystems = oZap.ExecQuery("Select * from Win32_OperatingSystem")
Set shell = CreateObject("Shell.Application")
set wsnet = WScript.CreateObject("WScript.Network")
computername = ucase(wsnet.computername)
strKeyPath = "SYSTEM\CurrentControlSet\Services\Tcpip\Parameters\Interfaces\"
oReg.EnumKey HKEY_LOCAL_MACHINE, strKeyPath, arrSubKeys
if Wscript.Arguments.Count => 1 then
if (WScript.Arguments.Item(0) = "uac") then Leatrix_Uac = 1 else Leatrix_Uac = 0
end if
If Instr(1, WScript.FullName, "cscript", vbTextCompare) > 1 Then
Leatrix_Script = 1
End If
' Show logo for script users
if Leatrix_Script = 1 and Leatrix_Uac = 0 then
wscript.echo "Leatrix Latency Fix " & Leatrix_Version & " Batch Mode."
wscript.echo ""
end if
' Latency fix has already been applied
if CheckFix = true then
msg = "Leatrix Latency Fix is already installed on this computer."
if Leatrix_Script = 0 then
msg = msgbox (msg,48,logo)
else
wscript.echo msg
end if
wscript.quit
end if
' Show title for first run
If Leatrix_Uac = 0 then
if Leatrix_Script = 0 then
msg = logo & " " & Leatrix_Version & chr(13) & chr(13) & "This script will reduce your online gaming latency significantly by increasing the frequency of TCP acknowledgements sent to the game server. It is designed for Windows XP (SP2 or higher), Windows Vista (SP1 or higher) and Windows 7 only." _
& chr(13) & chr(13) & "If you are not logged into your computer with an account which has Administrator privileges, or you are using Windows Vista or Windows 7 with User Account Control enabled, you will be prompted to enter the username and password of an account which has Administrator privileges." _
& chr(13) & chr(13) & "Leatrix Latency Fix is hosted at www.leatrix.com." _
& chr(13) & chr(13) & "Click Ok to begin."
else
msg = "Installing..."
end if
if Leatrix_Script = 0 then
msg = msgbox (msg,65,logo)
' Does user want to quit
if msg = 2 then
wscript.quit
end if
else
wscript.echo msg
end if
end if
' Attempt to apply latency fix
For Each subkey In arrSubKeys
err = oReg.SetDwordValue (HKEY_LOCAL_MACHINE,strKeyPath & subkey,"TcpAckFrequency","1")
Next
' If fix completed successfully
if CheckFix = true then
Success
wscript.quit
end if
' If fix did not complete successfully, run it again with UAC prompt
if CheckFix = false and Leatrix_Uac = 0 then
if Leatrix_Script = 0 then
msg = "Either your Windows account does not have Administrator privileges, or you are using Windows Vista or Windows 7 with User Account Control enabled."
msg = msg + chr(13) + chr(13) & "User Account Control forces programs to run under regular user privileges, even if you are logged into your computer with an account which has Administrator privileges. It's enabled by default on computers running Windows Vista and Windows 7."
msg = msg + chr(13) + chr(13) & "To get around this, you will be prompted to enter your Windows logon details. In the next window, check the radio button for 'The following user' and enter the username and password of a Windows account which has Administrator privileges. The username must be in the format '" & computername & "\username'."
msg = msg + chr(13) + chr(13) & "Click Ok to continue"
msg = msgbox (msg,49,logo)
' Does user want to quit
if msg = 2 then
wscript.quit
end if
' Rerun script with UAC prompt
shell.ShellExecute "wscript.exe", Chr(34) & _
WScript.ScriptFullName & Chr(34) & " uac", "", "runas", 1
else
wscript.echo "Logon failure. You must be logged in with Administrator privileges in order to use batch mode."
wscript.quit
end if
end if
' Check if script completed successfully with UAC prompt
if Leatrix_Uac = 1 then
if CheckFix = false then
msg = "There was an error (" & err.number & ")." & chr(13) & chr(13) & "Ensure that you entered a valid username and password. The username must have Administrator privileges on this computer." & chr(13) & chr(13) & "Click Ok to close the script."
if Leatrix_Script = 0 then
msg = msgbox (msg,48,logo)
end if
else
Success
end if
end if
wscript.quit
Function CheckFix()
' Checks to see if any of the settings have been applied
StopCheck = 0
For Each subkey In arrSubKeys
oReg.GetDWORDValue HKEY_LOCAL_MACHINE,strKeyPath & subkey,"TcpAckFrequency",CheckFix
if CheckFix = 1 then
else StopCheck = 1
end if
Next
if StopCheck = 1 then CheckFix = false else CheckFix = true
end function
Function Success()
if Leatrix_Script = 0 then
msg = "Leatrix Latency Fix has been installed successfully."
msg = msg & chr(13) & "You need to restart your computer for the changes to take effect." & chr(13)
msg = msg & chr(13) & "Do you want to restart your computer now?"
msg = msgbox (msg,68,logo)
if msg = 6 then
For Each objOperatingSystem in colOperatingSystems
objOperatingSystem.Reboot()
Next
end if
else
wscript.echo "Leatrix Latency Fix has been installed successfully."
wscript.echo "You need to restart your computer for the changes to take effect."
end if
end function |
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發表於 2011-4-17 13:23
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