npcap-install.ps1

npcap-install.ps1

$NpcapVersion = "1.31"
$NpcapInstallerFile = "npcap-$NpcapVersion.exe"
$NpcapDownloadUrl = "https://nmap.org/npcap/dist/$NpcapInstallerFile"

if (-Not (Test-Path -Path $NpcapInstallerFile)) {
    Invoke-WebRequest -Uri $NpcapDownloadUrl -OutFile $NpcapInstallerFile
}

$NpcapInstallerDir = "$PWD\npcap-$NpcapVersion"
Remove-Item -Path $NpcapInstallerDir -Recurse -ErrorAction SilentlyContinue -Force | Out-Null
& '7z' 'x' ".\$NpcapInstallerFile" "-o$NpcapInstallerDir" "-aot"

Get-ChildItem "$NpcapInstallerDir\*_1.*" -Recurse | ForEach-Object { 
    Move-Item -Path $($_ -Replace "_1", "") -Destination $($_ -Replace "_1", "_0")
}

# Install-Module Pscx -Scope AllUsers -AllowClobber

Get-ChildItem $NpcapInstallerDir -Include @("*_*.dll","*_*.exe") -Recurse | ForEach-Object {
    $PEHeader = Get-PEHeader $_
    if ($PEHeader.Type -ne 'PE64') {
        Remove-Item $_.FullName
    }
}

Get-ChildItem $NpcapInstallerDir -Include @("*_0.dll","*_0.exe") -Recurse | ForEach-Object {
    Move-Item -Path $_ -Destination $($_ -Replace "_0", "") # TODO: better regex
}