Libraries/OS.WinNT/OS.WinNT.psm1
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<#
.SYNOPSIS Get the flavor of the OS .PARAMETER Online True to specify to fetch information from the running OS .PARAMETER Root The path to the root of an OS. .EXAMPLE Get-OSKernelVersion -Online .EXAMPLE Get-OSKernelVersion -Root F:\ #> function Get-OSKernelVersion { [CmdletBinding()][OutputType([String])]Param ( [switch]$Online, [string]$Root ) Begin { Write-EnterFunction } Process { if ($Online) { $RegPath = "HKLM:\SOFTWARE\Microsoft\Windows NT\CurrentVersion" } else { $RegPath = Mount-OfflineWindowsRegistry -Path $Root -Hive SOFTWARE $RegPath = $RegPath + "\Microsoft\Windows NT\CurrentVersion" } if ($PSVersionTable.PSVersion.Major -lt 5) { return (Get-ItemProperty $RegPath 'CurrentBuildNumber' -ErrorAction:SilentlyContinue).CurrentBuildNumber } else { return Get-ItemPropertyValue $RegPath -Name CurrentBuildNumber } } End { Write-LeaveFunction } } <# .SYNOPSIS Get the release ID of an OS .DESCRIPTION The release ID of an OS is often a number identifying OS in time. It can return 1607 or 1809 on windows 10 or 16.04 or 18.10 on ubuntu. .EXAMPLE Get-OSReleaseId -Online .NOTES General notes #> function Get-OSReleaseId { [CmdletBinding()][OutputType([String])]Param ( [switch]$Online, [string]$Root ) Begin { Write-EnterFunction } Process { if ($Online) { $RegPath = "HKLM:\SOFTWARE\Microsoft\Windows NT\CurrentVersion" } else { $RegPath = Mount-OfflineWindowsRegistry -Path $Root -Hive SOFTWARE $RegPath = $RegPath + "\Microsoft\Windows NT\CurrentVersion" } if (Test-RegValueExist -RegPath $RegPath -Name ReleaseId) { return Get-ItemPropertyValue $RegPath -Name ReleaseId } else { return $null } } End { Write-LeaveFunction } } <# .SYNOPSIS Fetch the Installation Type from the registry .DESCRIPTION The installation type give information wether the OS is a client, server, or something else. .PARAMETER Online True to specify to fetch information from the running OS .PARAMETER Root The path to the root of an OS. .EXAMPLE Get-OSInstallType -Online .EXAMPLE Get-OSInstallType -Root F:\ .NOTES General notes #> function Get-OSInstalltype { [CmdletBinding()][OutputType([String])]Param ( [switch]$Online, [string]$Root ) Begin { Write-EnterFunction } Process { if ($Online) { $RegPath = "HKLM:\SOFTWARE\Microsoft\Windows NT\CurrentVersion" } else { $RegPath = Mount-OfflineWindowsRegistry -Path $Root -Hive SOFTWARE $RegPath = $RegPath + "\Microsoft\Windows NT\CurrentVersion" } $value = Get-ItemPropertyValue $RegPath -Name InstallationType return $value } End { Write-LeaveFunction } } <# .SYNOPSIS Retrieve the family of an OS .DESCRIPTION The family of an OS can give informations on how to handle it. .PARAMETER Online True to specify to fetch information from the running OS .PARAMETER Root The path to the root of an OS. .EXAMPLE Get-OSFamily -Online .EXAMPLE Get-OSFamily -Root F:\ .NOTES General notes #> function Get-OSFamily { [CmdletBinding()][OutputType([String])]Param ( [Parameter(ParameterSetName = 'ONLINE')][switch]$Online, [Parameter(ParameterSetName = 'ROOT')][string]$Root ) Begin { Write-EnterFunction } Process { switch ($PSCmdlet.ParameterSetName) { 'ONLINE' { $InstallationType = OS.WinNT\Get-OSInstalltype -Online break } 'ROOT' { $InstallationType = OS.WinNT\Get-OSInstalltype -Root $Root break } } switch -Wildcard ($InstallationType) { "WindowsPE" { $family = $InstallationType break } "Server*" { $family = "Windows Server" break } "Client" { $family = "Windows Desktop" break } } return $family } End { Write-LeaveFunction } } <# .SYNOPSIS Retrieve the distrib of an OS .DESCRIPTION The distrib of an OS can give informations on how to handle it. .PARAMETER Online True to specify to fetch information from the running OS .PARAMETER Root The path to the root of an OS. .EXAMPLE Get-OSDistrib -Online .EXAMPLE Get-OSDistrib -Root F:\ .NOTES General notes #> function Get-OSDistrib { [CmdletBinding()][OutputType([String])]Param ( [Parameter(ParameterSetName = 'ONLINE')][switch]$Online, [Parameter(ParameterSetName = 'ROOT')][string]$Root ) Begin { Write-EnterFunction } Process { switch ($PSCmdlet.ParameterSetName) { 'ONLINE' { $InstallationType = OS.WinNT\Get-OSInstalltype -Online break } 'ROOT' { $InstallationType = OS.WinNT\Get-OSInstalltype -Root $Root break } } switch -Wildcard ($InstallationType) { "WindowsPE" { $distrib = $InstallationType break } "Server*" { $distrib = "Windows $InstallationType" break } "Client" { $keyExist = Test-RegValueExist -RegPath $RegPath -Name "CurrentMajorVersionNumber" if ($keyExist) { $distrib = "Windows 10" } else { $distrib = "Windows" } break } } return $distrib } End { Write-LeaveFunction } } <# .SYNOPSIS Get the distribution of the OS .PARAMETER Online True to specify to fetch information from the running OS .PARAMETER Root The path to the root of an OS. .EXAMPLE Get-OSVersion -Online .EXAMPLE Get-OSVersion -Root F:\ #> function Get-OSVersion { [CmdletBinding()][OutputType([String])]Param ( [Parameter(ParameterSetName = 'ONLINE')][switch]$Online, [Parameter(ParameterSetName = 'ROOT')][string]$Root ) Begin { Write-EnterFunction } Process { if ($Online) { $RegPath = "HKLM:\SOFTWARE\Microsoft\Windows NT\CurrentVersion" } else { $RegPath = Mount-OfflineWindowsRegistry -Path $Root -Hive SOFTWARE $RegPath = $RegPath + "\Microsoft\Windows NT\CurrentVersion" } if ($PSVersionTable.PSVersion.Major -lt 5) { return (Get-ItemProperty $RegPath 'CurrentVersion' -ErrorAction:SilentlyContinue).CurrentVersion } else { return Get-ItemPropertyValue $RegPath -Name CurrentVersion } } End { Write-LeaveFunction } } |