/// <summary>
/// Save node data into Stream.
/// </summary>
/// <param name="xdata">Stream.</param>
/// <returns>true:Succeed; false:failed.</returns>
public bool SaveData(Stream xdata)
{
bool retval = true;
long nodeCount = ChildNodeCount;
xdata.WriteByte(tag);
int tmpLen = Asn1Util.DERLengthEncode(xdata, (ulong)dataLength);
if ((tag) == Asn1Tag.BIT_STRING)
{
xdata.WriteByte(unusedBits);
}
if (nodeCount == 0)
{
if (data != null)
{
xdata.Write(data, 0, data.Length);
}
}
else
{
Asn1Node tempNode;
int i;
for (i = 0; i < nodeCount; i++)
{
tempNode = GetChildNode(i);
retval = tempNode.SaveData(xdata);
}
}
return(retval);
}
/// <summary>
/// Encode the node data length field and set lengthFieldBytes and dataLength.
/// </summary>
/// <param name="node">The node needs to be reset.</param>
protected static void ResetDataLengthFieldWidth(Asn1Node node)
{
MemoryStream tempStream = new MemoryStream();
Asn1Util.DERLengthEncode(tempStream, (ulong)node.dataLength);
node.lengthFieldBytes = tempStream.Length;
tempStream.Close();
}