internal AssuredStreamHeader(AssuredStreamCreateArgs args)
{
if (args == null)
{
throw new ArgumentNullException("args");
}
args.VerifyArgs("args");
_fileType = args.FileType;
_hashType = args.HashType;
if (args.StrongNameKey == null)
{
_fileHash = new byte[QQnCryptoHelpers.GetHashBits(_hashType) / 8];
_hashSignature = new byte[0];
}
else
{
_snk = args.StrongNameKey;
_fileHash = new byte[_snk.HashLength];
_hashSignature = new byte[_snk.SignatureLength];
_hashType = _snk.HashType;
}
_guid = args.NullGuid ? Guid.Empty : Guid.NewGuid();
}
/// <summary>
/// Initializes a new instance of the <see cref="AssuredStream"/> class.
/// </summary>
/// <param name="stream">The stream.</param>
/// <param name="args">The args.</param>
public AssuredStream(Stream stream, AssuredStreamCreateArgs args)
: this(stream, true)
{
if (args == null)
{
throw new ArgumentNullException("args");
}
args.VerifyArgs("args");
long pos = stream.Position;
_header = new AssuredStreamHeader(args);
_header.WriteHeader(stream);
_basePosition = stream.Position;
}