internal/functions/Convert-HexStringToByte.ps1
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function Convert-HexStringToByte { <# .SYNOPSIS Converts hex string into byte object .DESCRIPTION Converts hex string (e.g. '0x01641736') into the byte object ([byte[]]@(1,100,23,54)) Used when working with SMO logins and their byte parameters: sids and hashed passwords .PARAMETER InputObject Input hex string (e.g. '0x1234' or 'DBA2FF') .NOTES Tags: Login, Internal Author: Kirill Kravtsov (@nvarscar) dbatools PowerShell module (https://dbatools.io, clemaire@gmail.com) Copyright (C) 2016 Chrissy LeMaire License: GNU GPL v3 https://opensource.org/licenses/GPL-3.0 .EXAMPLE Convert-HexStringToByte '0x01641736' Returns byte[] object [byte[]]@(1,100,23,54) .EXAMPLE Convert-HexStringToByte '1234' Returns byte[] object [byte[]]@(18,52) #> param ( [string]$InputObject ) $hexString = $InputObject.TrimStart("0x") if ($hexString.Length % 2 -eq 1) { $hexString = '0' + $hexString } [byte[]]$outByte = $null; $outByte += 0 .. (($hexString.Length) / 2 - 1) | ForEach-Object { [Int16]::Parse($hexString.Substring($_ * 2, 2), 'HexNumber') } Return $outByte } |