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[misc] minor optimization

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This commit is contained in:
Klesh Wong 2020-05-11 23:25:53 +08:00
parent d51340686f
commit 6d64404c2e
1 changed files with 9 additions and 5 deletions
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14
win/wubi-no-shift.ps1
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@ -3,6 +3,11 @@ if (!([Security.Principal.WindowsPrincipal][Security.Principal.WindowsIdentity]:
exit; exit;
} }
Function ExitOnError ([string]$message) {
Write-Error $message
Read-Host -Prompt "Press Enter to continue"
exit -1
}
$Supported = @{ $Supported = @{
"B3448BF077665F2E1CA67094BCF2A7C5" = 0x14DE1; "B3448BF077665F2E1CA67094BCF2A7C5" = 0x14DE1;
@ -18,7 +23,7 @@ $ChsImeExePath = "$env:windir\System32\InputMethod\CHS\$ChsIMEExe"
$ChsIMEHash = (Get-FileHash $ChsImeExePath -Algorithm MD5).Hash $ChsIMEHash = (Get-FileHash $ChsImeExePath -Algorithm MD5).Hash
$offsetAddr = $Supported[$ChsIMEHash] $offsetAddr = $Supported[$ChsIMEHash]
if (-not $offsetAddr) { if (-not $offsetAddr) {
throw [System.Exception] "Unsupported ChsIme.exe" ExitOnError 'Unsupported ChsIme.exe'
} }
Add-Type -MemberDefinition @' Add-Type -MemberDefinition @'
@ -33,8 +38,7 @@ Add-Type -MemberDefinition @'
$i = 0 $i = 0
while ($i++ -lt 10) { while ($i++ -lt 30) {
$ps = Get-Process -Name $ChsIME $ps = Get-Process -Name $ChsIME
foreach ($p in $ps) { foreach ($p in $ps) {
$hModule = $p.Modules | Where-Object {$_.ModuleName -eq $ChsIMEExe} $hModule = $p.Modules | Where-Object {$_.ModuleName -eq $ChsIMEExe}
@ -46,9 +50,9 @@ while ($i++ -lt 10) {
[Int32]$n = 0 [Int32]$n = 0
$pidd = $p.id $pidd = $p.id
if ([Pinvoke.Kernel32]::WriteProcessMemory($p.Handle[0], $addr, @(0x31, 0xc0), 2, [ref]$n)) { if ([Pinvoke.Kernel32]::WriteProcessMemory($p.Handle[0], $addr, @(0x31, 0xc0), 2, [ref]$n)) {
echo "$pidd is patched" Write-Output "$pidd is patched"
} else { } else {
throw [System.Exception] "Failed to patch $pidd" ExitOnError "Failed to patch $pidd"
} }
} }
if ($ps) { if ($ps) {