/// <summary>
/// Closes the package, optionally leaving the output stream open.
/// </summary>
/// <param name="leaveOutputOpen"><c>true</c> to leave the output stream open.</param>
public void Close(bool leaveOutputOpen)
{
if (packageOut != null)
{
// Append the terminating entry.
new PackageEntry(this).Serialize(packageOut);
// Before we close the package, we need to compute the MD5
// hash of everything after the header in the output stream
// and update the hash in the header.
var header = new PackageHeader();
packageOut.Position = cbHeader;
header.Hash = MD5Hasher.Compute(packageOut, packageOut.Length - cbHeader);
packageOut.Position = 0;
header.Seralize(packageOut);
if (!leaveOutputOpen)
{
packageOut.Close();
}
packageOut = null;
}
if (packageIn != null)
{
packageIn.Close();
packageIn = null;
}
}
/// <summary>
/// Writes a package header with a zeroed MD5 hash. We'll come back
/// and update this when we compute the hash during <see cref="Close()" />.
/// </summary>
private void Create()
{
var header = new PackageHeader();
packageOut.SetLength(0);
header.Seralize(packageOut);
cbHeader = (int)packageOut.Position;
}
