RosettaCodeData/Task/Parse-an-IP-Address/PowerShell/parse-an-ip-address-1.psh
2016-12-05 22:15:40 +01:00

62 lines
2 KiB
Text

function Get-IpAddress
{
[CmdletBinding()]
[OutputType([PSCustomObject])]
Param
(
[Parameter(Mandatory=$true,
ValueFromPipeline=$true,
ValueFromPipelineByPropertyName=$true,
Position=0)]
$InputObject
)
Begin
{
function Get-Address ([string]$Address)
{
if ($Address.IndexOf(".") -ne -1)
{
$Address, $port = $Address.Split(":")
[PSCustomObject]@{
IPAddress = [System.Net.IPAddress]$Address
Port = $port
}
}
else
{
if ($Address.IndexOf("[") -ne -1)
{
[PSCustomObject]@{
IPAddress = [System.Net.IPAddress]$Address
Port = ($Address.Split("]")[-1]).TrimStart(":")
}
}
else
{
[PSCustomObject]@{
IPAddress = [System.Net.IPAddress]$Address
Port = $null
}
}
}
}
}
Process
{
$InputObject | ForEach-Object {
$address = Get-Address $_
$bytes = ([System.Net.IPAddress]$address.IPAddress).GetAddressBytes()
[Array]::Reverse($bytes)
$i = 0
$bytes | ForEach-Object -Begin {[bigint]$decimalIP = 0} `
-Process {$decimalIP += [bigint]$_ * [bigint]::Pow(256, $i); $i++} `
-End {[PSCustomObject]@{
Address = $address.IPAddress
Port = $address.Port
Hex = "0x$($decimalIP.ToString('x'))"}
}
}
}
}