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Install-WindowsImage.ps1
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Install-WindowsImage.ps1
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<#
.SYNOPSIS
Lists or applies Windows Images in .WIM containers.
.PARAMETER WIM
Specifies the .WIM file to examine and/or apply images from.
.PARAMETER Apply
Specifies that the specified image index should be applied to the specified Destination.
.PARAMETER Index
Specifies the image index of the Windows Image to apply to the specified Destination.
.PARAMETER Destination
The drive or folder to apply the specified Windows Image to.
.EXAMPLE
This example will list the available images in the D:\Sources\Install.wim container.
.\Install-WindowsImage.ps1 -WIM D:\Sources\Install.wim
.EXAMPLE
This example will apply image number 8 from D:\Sources\Install.wim to X:\.
.\Install-WindowsImage.ps1 -WIM D:\Sources\Install.wim -Apply -Index 8 -Destination X:\
.Notes
NAME: Install-WindowsImage.ps1
AUTHOR: NTDEV\mikekol
LASTEDIT: 04/17/2009 11:18:00 AM
#>
#Requires -Version 2.0
[CmdletBinding(DefaultParameterSetName = "list")]
param(
[Parameter(
Mandatory = $true,
ValueFromPipeline = $true)]
[string]
[ValidateNotNullOrEmpty()]
[ValidateScript({ Test-Path $_ })]
$WIM,
[Parameter(
ParameterSetName = "apply",
Mandatory = $true)]
[Switch]
$Apply,
[Parameter(
ParameterSetName = "apply",
Mandatory = $true)]
[int]
[ValidateNotNullOrEmpty()]
[ValidateRange(1,16)]
$Index,
[Parameter(
ParameterSetName = "apply",
Mandatory = $true)]
[string]
[validateNotNullOrEmpty()]
[ValidateScript({ Test-Path $_ })]
$Destination
)
$ImagingAPIDefinition = @"
using System;
using System.Collections;
using System.Globalization;
using System.IO;
using System.Runtime.InteropServices;
using System.Text;
using System.Xml;
namespace Microsoft.WimgApi
{
public interface
IImage
{
XmlDocument ImageInformation
{
get;
}
string
ImageName
{
get;
}
ulong
ImageSize
{
get;
}
string
ImageArchitecture
{
get;
}
string
ImageLanguage
{
get;
}
Version
ImageVersion
{
get;
}
string
ImageDisplayName
{
get;
}
string
ImageDisplayDescription
{
get;
}
void
Apply(
string pathToApplyTo
);
}
public sealed class
WindowsImageContainer : IDisposable
{
public enum
CreateFileAccess
{
Read,
Write
}
public enum
CreateFileMode
{
ReservedDoNotUse = 0,
CreateNew = 1,
CreateAlways = 2,
OpenExisting = 3,
OpenAlways = 4
}
public
WindowsImageContainer(
string imageFilePath)
: this(imageFilePath, CreateFileMode.OpenExisting, CreateFileAccess.Read)
{ }
public
WindowsImageContainer(
string imageFilePath,
CreateFileMode mode,
CreateFileAccess access)
{
CreateFileAccessPrivate fileAccess = GetMappedFileAccess(access);
if (fileAccess == CreateFileAccessPrivate.Read &&
(!File.Exists(imageFilePath) ||
(CreateFileMode.OpenExisting != mode)))
{
throw new System.UnauthorizedAccessException(
string.Format(
CultureInfo.CurrentCulture,
"Read access can be specified only with OpenExisting mode or OpenAlways mode when the .wim file does not exist."));
}
//
//Imaging DLLs must be in the same directory.
//
try
{
m_ImageContainerHandle = NativeMethods.CreateFile(
imageFilePath,
(uint)fileAccess,
(uint)mode);
m_WindowsImageFilePath = imageFilePath;
}
catch (System.DllNotFoundException ex)
{
throw new System.DllNotFoundException(
string.Format(
CultureInfo.CurrentCulture,
"Unable to load WIM libraries. Make sure the correct DLLs are present (Wimgapi.dll and Xmlrw.dll)."),
ex.InnerException);
}
if (!m_ImageContainerHandle.Equals(IntPtr.Zero))
{
//
//Set the temporary path so that we can write to an image. This
//cannot be %TEMP% as it does not exist on Windows PE
//
string tempDirectory = System.Environment.GetEnvironmentVariable("systemdrive");
NativeMethods.SetTemporaryPath
(m_ImageContainerHandle,
tempDirectory);
}
else
{
//
//Throw an exception
//
throw new System.InvalidOperationException(
string.Format(
CultureInfo.CurrentCulture,
"Unable to open the .wim file {0}.",
imageFilePath));
}
m_ImageCount = NativeMethods.GetImageCount(m_ImageContainerHandle);
}
///<summary> Destructor to close open handles.</summary>
~WindowsImageContainer()
{
DisposeInner();
}
public void
Dispose()
{
DisposeInner();
GC.SuppressFinalize(this);
}
private void
DisposeInner()
{
// Get rid of the images that we may have loaded.
for (int i = (m_ImageCount - 1); i >= 0; i--)
{
if (m_Images[i] != null)
{
m_Images[i].Dispose();
m_Images[i] = null;
}
}
if (m_ImageContainerHandle != IntPtr.Zero)
{
NativeMethods.CloseHandle(m_ImageContainerHandle);
m_ImageContainerHandle = IntPtr.Zero;
}
GC.KeepAlive(this);
}
public IImage
this[int imageIndex]
{
//TODO: ArrayList doesn't seem to perform terribly well.
// Investigate using a more efficient data structure
get
{
if (m_Images == null)
{
// Create the array with empty entries
ArrayList tempImages = new ArrayList(m_ImageCount);
for (int i = 0; i < m_ImageCount; i++)
{
tempImages.Add(null);
}
m_Images = (WindowsImage[])tempImages.ToArray(typeof(WindowsImage));
}
// We don't have the image we're being asked about.
if (m_Images[imageIndex] == null)
{
// The array is already set up for us.
ArrayList tempImages = new ArrayList(m_ImageCount);
for (int i = 0; i < m_ImageCount; i++)
{
// Load the image from the container.
if (i == imageIndex)
{
tempImages.Add(new WindowsImage(m_ImageContainerHandle, m_WindowsImageFilePath, imageIndex + 1));
}
else
{
// Make sure that we preserve the images that we've already loaded.
if (m_Images[i] != null)
{
tempImages.Add(m_Images[i]);
}
else
{
tempImages.Add(null);
}
}
}
// Turn everything back into an Array.
m_Images = (WindowsImage[])tempImages.ToArray(typeof(WindowsImage));
}
GC.KeepAlive(this);
return m_Images[imageIndex];
}
}
public int ImageCount
{
get
{
return m_ImageCount;
}
}
private class
WindowsImage : IImage, IDisposable
{
private IntPtr m_ParentWindowsImageHandle = IntPtr.Zero; // .wim file handle
private string m_ParentWindowsImageFilePath; // path to .wim file
private XmlDocument m_ImageInformation; // Contains the information for the current image.
private IntPtr m_ImageHandle = IntPtr.Zero; // image handle
private int m_Index; // index of image
//
//DO NOT CHANGE! This controls the format of the image header
//and it must be present.
//
private const string UNICODE_FILE_MARKER = "\uFEFF";
public
WindowsImage(
IntPtr imageContainerHandle,
string imageContainerFilePath,
int imageIndex)
{
m_ParentWindowsImageHandle = imageContainerHandle;
m_ParentWindowsImageFilePath = imageContainerFilePath;
m_Index = imageIndex;
//
//Load the image and stash away the handle.
//
m_ImageHandle = NativeMethods.LoadImage(
imageContainerHandle,
imageIndex);
m_ImageInformation = new XmlDocument();
// Remove the unicode marker at the beginning of the file.
m_ImageInformation.LoadXml(NativeMethods.GetImageInformation(m_ImageHandle).Remove(0, 1));
GC.KeepAlive(this);
}
~WindowsImage()
{
DisposeInner();
}
public void
Dispose()
{
DisposeInner();
GC.SuppressFinalize(this);
}
private void
DisposeInner()
{
//
//Do not leave any open handles or mounted images.
//
if (m_ImageHandle != IntPtr.Zero)
{
NativeMethods.CloseHandle(m_ImageHandle);
m_ImageHandle = IntPtr.Zero;
}
GC.KeepAlive(this);
}
public XmlDocument
ImageInformation
{
get
{
return m_ImageInformation;
}
}
public string
ImageName
{
get { return m_ImageInformation.SelectSingleNode("/IMAGE/NAME").InnerText; }
}
public ulong
ImageSize
{
get { return ulong.Parse(m_ImageInformation.SelectSingleNode("/IMAGE/TOTALBYTES").InnerText); }
}
public string
ImageArchitecture
{
get
{
int arch = -1;
try
{
arch = int.Parse(m_ImageInformation.SelectSingleNode("/IMAGE/WINDOWS/ARCH").InnerText);
}
catch { }
switch (arch)
{
case 0:
return "x86";
case 6:
return "ia64";
case 9:
return "amd64";
default:
return null;
}
}
}
public string
ImageLanguage
{
get
{
string lang = null;
try
{
lang = m_ImageInformation.SelectSingleNode("/IMAGE/WINDOWS/LANGUAGES/LANGUAGE").InnerText;
}
catch { }
return lang;
}
}
public Version
ImageVersion
{
get
{
int major = 0;
int minor = 0;
int build = 0;
int revision = 0;
try
{
major = int.Parse(m_ImageInformation.SelectSingleNode("/IMAGE/WINDOWS/VERSION/MAJOR").InnerText);
minor = int.Parse(m_ImageInformation.SelectSingleNode("/IMAGE/WINDOWS/VERSION/MINOR").InnerText);
build = int.Parse(m_ImageInformation.SelectSingleNode("/IMAGE/WINDOWS/VERSION/BUILD").InnerText);
revision = int.Parse(m_ImageInformation.SelectSingleNode("/IMAGE/WINDOWS/VERSION/SPBUILD").InnerText);
}
catch { }
return (new Version(major, minor, build, revision));
}
}
public string
ImageDisplayName
{
get { return m_ImageInformation.SelectSingleNode("/IMAGE/DISPLAYNAME").InnerText; }
}
public string
ImageDisplayDescription
{
get { return m_ImageInformation.SelectSingleNode("/IMAGE/DISPLAYDESCRIPTION").InnerText; }
}
public void
Apply(string pathToApplyTo)
{
NativeMethods.ApplyImage(m_ImageHandle, pathToApplyTo);
GC.KeepAlive(this);
}
}
private class
NativeMethods
{
private
NativeMethods() { }
[DllImport("Wimgapi.dll",
ExactSpelling = true,
EntryPoint = "WIMCreateFile",
CallingConvention = CallingConvention.StdCall,
SetLastError = true)]
private static extern
IntPtr
WimCreateFile(
[MarshalAs(UnmanagedType.LPWStr)] string WimPath,
uint DesiredAccess,
uint CreationDisposition,
uint FlagsAndAttributes,
uint CompressionType,
out IntPtr CreationResult
);
public static IntPtr
CreateFile(
string imageFile,
uint access,
uint mode)
{
IntPtr creationResult = IntPtr.Zero;
IntPtr windowsImageHandle = IntPtr.Zero;
int rc = -1;
windowsImageHandle = NativeMethods.WimCreateFile(
imageFile,
access,
mode,
0,
0,
out creationResult);
rc = Marshal.GetLastWin32Error();
if (windowsImageHandle == IntPtr.Zero)
{
//
//Everything failed; throw an exception
//
throw new System.InvalidOperationException(
string.Format(
CultureInfo.CurrentCulture,
"Unable to open/create .wim file {0}. Error = {1}",
imageFile,
rc));
}
return windowsImageHandle;
}
[DllImport("Wimgapi.dll",
ExactSpelling = true,
EntryPoint = "WIMCloseHandle",
CallingConvention = CallingConvention.StdCall,
SetLastError = true)]
private static extern bool
WimCloseHandle(
IntPtr Handle
);
public static void
CloseHandle(
IntPtr handle)
{
bool status = NativeMethods.WimCloseHandle(handle);
int rc = Marshal.GetLastWin32Error();
if (status == false)
{
throw new System.InvalidOperationException(
string.Format(
CultureInfo.CurrentCulture,
"Unable to close image handle. Error = {0}",
rc));
}
}
[DllImport("Wimgapi.dll",
ExactSpelling = true,
EntryPoint = "WIMSetTemporaryPath",
CallingConvention = CallingConvention.StdCall,
SetLastError = true)]
private static extern bool
WimSetTemporaryPath(
IntPtr Handle,
[MarshalAs(UnmanagedType.LPWStr)] string TemporaryPath
);
public static void
SetTemporaryPath(
IntPtr handle,
string temporaryPath)
{
bool status = NativeMethods.WimSetTemporaryPath(handle, temporaryPath);
int rc = Marshal.GetLastWin32Error();
if (status == false)
{
throw new System.InvalidOperationException(
string.Format(
CultureInfo.CurrentCulture,
"Unable to set temporary path. Error = {0}",
rc));
}
}
[DllImport("Wimgapi.dll",
ExactSpelling = true,
EntryPoint = "WIMLoadImage",
CallingConvention = CallingConvention.StdCall,
SetLastError = true)]
private static extern IntPtr
WimLoadImage(
IntPtr Handle,
uint ImageIndex
);
public static IntPtr
LoadImage(
IntPtr handle,
int imageIndex)
{
//
//Load the image data based on the .wim handle
//
IntPtr hWim = NativeMethods.WimLoadImage(handle, (uint)imageIndex);
int rc = Marshal.GetLastWin32Error();
if (hWim == IntPtr.Zero)
{
throw new System.InvalidOperationException(
string.Format(
CultureInfo.CurrentCulture,
"Unable to load image. Error = {0}",
rc));
}
return hWim;
}
[DllImport("Wimgapi.dll",
ExactSpelling = true,
EntryPoint = "WIMGetImageCount",
CallingConvention = CallingConvention.StdCall,
SetLastError = true)]
private static extern int
WimGetImageCount(
IntPtr Handle
);
public static int
GetImageCount(IntPtr windowsImageHandle)
{
int count = NativeMethods.WimGetImageCount(windowsImageHandle);
int rc = Marshal.GetLastWin32Error();
if (count == -1)
{
throw new System.InvalidOperationException(
string.Format(
CultureInfo.CurrentCulture,
"Unable to get image count. Error = {0}",
rc));
}
return count;
}
[DllImport("Wimgapi.dll",
ExactSpelling = true,
EntryPoint = "WIMApplyImage",
CallingConvention = CallingConvention.StdCall,
SetLastError = true)]
private static extern bool
WimApplyImage(
IntPtr Handle,
[MarshalAs(UnmanagedType.LPWStr)] string Path,
uint Flags
);
public static void
ApplyImage(
IntPtr imageHandle,
string applicationPath)
{
//
//Call WimApplyImage always with the Index flag for performance reasons.
//
bool status = NativeMethods.WimApplyImage(
imageHandle,
applicationPath,
NativeMethods.WIM_FLAG_INDEX);
int rc = Marshal.GetLastWin32Error();
if (status == false)
{
throw new System.InvalidOperationException(
string.Format(
CultureInfo.CurrentCulture,
"Unable to apply image to {0}. Error = {1}",
applicationPath,
rc));
}
}
[DllImport("Wimgapi.dll",
ExactSpelling = true,
EntryPoint = "WIMGetImageInformation",
CallingConvention = CallingConvention.StdCall,
SetLastError = true)]
private static extern bool
WimGetImageInformation(
IntPtr Handle,
out IntPtr ImageInfo,
out IntPtr SizeOfImageInfo
);
public static string
GetImageInformation(IntPtr handle)
{
IntPtr info = IntPtr.Zero, sizeOfInfo = IntPtr.Zero;
bool status;
status = NativeMethods.WimGetImageInformation(
handle,
out info,
out sizeOfInfo);
int rc = Marshal.GetLastWin32Error();
if (status == false)
{
throw new System.InvalidOperationException(
string.Format(
CultureInfo.CurrentCulture,
"Unable to get image information. Error = {0}",
rc));
}
string s = Marshal.PtrToStringUni(info);
//If the function succeeds, return the pointer to the string. Otherwise, return NULL.
//
return s;
}
public const uint WIM_FLAG_VERIFY = 0x00000002;
public const uint WIM_FLAG_INDEX = 0x00000004;
}
private CreateFileAccessPrivate
GetMappedFileAccess(CreateFileAccess access)
{
//
//Map the file access specified from an int to uint.
//
CreateFileAccessPrivate fileAccess;
switch (access)
{
case CreateFileAccess.Read:
fileAccess = CreateFileAccessPrivate.Read;
break;
case CreateFileAccess.Write:
fileAccess = CreateFileAccessPrivate.Write;
break;
default:
throw new ArgumentException(
string.Format(
CultureInfo.CurrentCulture,
"No file access level specified."));
}
return fileAccess;
}
[FlagsAttribute]
private enum
CreateFileAccessPrivate : uint
{
Read = 0x80000000,
Write = 0x40000000
}
//
//WindowsImageContainer Member Data
//
private IntPtr m_ImageContainerHandle; //Handle to the .wim file
private string m_WindowsImageFilePath; //Path to the .wim file
private WindowsImage[] m_Images; //Array of image objects inside a .wim file
private int m_ImageCount; //Number of images inside a .wim file
}
}
"@
trap { break }
add-type -TypeDefinition $imagingAPIDefinition -ReferencedAssemblies "System.Xml"
$wimContainer = new-object Microsoft.WimgApi.WindowsImageContainer $WIM
if ($PsCmdlet.ParameterSetName -eq "list")
{
Write-Host "`nIndex`tImage Name"
# Loop through the images in the WIM.
for ($image = 0; $image -lt $wimContainer.ImageCount; $image++)
{
Write-Host "[$($image + 1)]`t$($wimContainer[$image].ImageDisplayName)"
}
}
elseif (($PsCmdlet.ParameterSetName -eq "apply") -and ($Apply))
{
$userIdent = new-object Security.Principal.WindowsPrincipal([Security.Principal.WindowsIdentity]::GetCurrent())
if (!$userIdent.IsInRole([Security.Principal.WindowsBuiltInRole]::Administrator))
{
Write-Error "Images can only be applied by an administrator. Please run PowerShell elevated and run this script again."
break
}
Write-Host "Applying `"$($wimContainer[$Index - 1].ImageDisplayName)`" to $Destination..."
Write-Warning "This may take up to 15 minutes..."
$timer = new-object System.Diagnostics.Stopwatch
$timer.Start()
$wimContainer[$($Index - 1)].Apply($Destination)
$timer.Stop()
Write-Host "`nElapsed Time: $($timer.Elapsed.ToString())`n"
}
else
{
Write-Warning "Unable to apply the selected image. Please check your command line and made sure that you are specifying the -APPLY flag."
}
# Clean up.
Get-Variable -exclude Runspace -Scope "Script" | Where-Object {
$_.Value -is [Microsoft.WimgApi.WindowsImageContainer]
} | Foreach-Object {
# This is an error-prone process, so get the current ErrorActionPreference.
$eValue = $ErrorActionPreference
# Set our own EAP to continue without displaying errors.
$ErrorActionPreference = "SilentlyContinue"
# Ignore any errors that do crop up.
trap { continue }
# Clear the variables.
$_.Value.Dispose() | out-null
Remove-Variable $_.Name | out-null
# Put the old EAP back.
$ErrorActionPreference = $eValue
}
Write-Host "`nDone.`n"