private unsafe void WriteWimHeader()
{
WimHeader whUpdated = Header;
byte[] bWhUpdated = new byte[sizeof(WimHeader)];
Marshal.Copy((IntPtr)(&whUpdated), bWhUpdated, 0, bWhUpdated.Length);
_file.Position = 0;
_writer.Write(bWhUpdated);
}
private void WriteXmlMetadata()
{
byte[] bXml;
using (MemoryStream msXml = new MemoryStream())
{
using (XmlWriter xw = XmlWriter.Create(msXml,
new XmlWriterSettings
{
OmitXmlDeclaration = true,
Encoding = Encoding.Unicode
}))
{
XmlMetadata.Save(xw);
}
long xmlSize = msXml.Length;
long fileSize = xmlSize + Header.XmlData.OffsetInWim + (long)Header.IntegrityTable.SizeInWim;
XmlMetadata.Root?.Element("TOTALBYTES")?.SetValue(fileSize.ToString());
msXml.Position = 0;
msXml.SetLength(0);
using (XmlWriter xw = XmlWriter.Create(msXml,
new XmlWriterSettings
{
OmitXmlDeclaration = true,
Encoding = Encoding.Unicode
}))
{
XmlMetadata.Save(xw);
}
bXml = msXml.ToArray();
}
WimHeader whUpdated = Header;
whUpdated.XmlData.OriginalSize = (ulong)bXml.LongLength;
whUpdated.XmlData.SizeInWimWithFlags = (ulong)bXml.LongLength | ((ulong)whUpdated.XmlData.Flags << 56);
_file.Position = whUpdated.XmlData.OffsetInWim;
_file.SetLength(whUpdated.XmlData.OffsetInWim);
_writer.Write(bXml);
whUpdated.IntegrityTable.OffsetInWim = _file.Position;
Header = whUpdated;
}