/// <summary>
/// Try and parse data into an Negotiate authentication token.
/// </summary>
/// <param name="data">The data to parse.</param>
/// <param name="token">The Negotiate authentication token.</param>
/// <param name="client">True if this is a token from a client.</param>
/// <param name="token_count">The token count number.</param>
/// <returns>True if parsed successfully.</returns>
internal static bool TryParse(byte[] data, int token_count, bool client, out NegotiateAuthenticationToken token)
{
token = null;
try
{
byte[] token_data;
if (GSSAPIUtils.TryParse(data, out token_data, out string oid))
{
if (oid != OIDValues.SPNEGO)
{
return(false);
}
}
else
{
token_data = data;
}
DERValue[] values = DERParser.ParseData(token_data, 0);
if (values.Length != 1 || values[0].Type != DERTagType.ContextSpecific)
{
return(false);
}
if (values[0].CheckContext(0))
{
return(ParseInit(data, values[0].Children, token_count, client, out token));
}
else if (values[0].CheckContext(1))
{
return(ParseResp(data, values[0].Children, token_count, client, out token));
}
else
{
return(false);
}
}
catch (EndOfStreamException)
{
}
catch (InvalidDataException)
{
}
return(false);
}
/// <summary>
/// Try and parse data into an Negotiate authentication token.
/// </summary>
/// <param name="data">The data to parse.</param>
/// <param name="token">The Negotiate authentication token.</param>
/// <param name="client">True if this is a token from a client.</param>
/// <param name="token_count">The token count number.</param>
/// <returns>True if parsed successfully.</returns>
internal static bool TryParse(byte[] data, int token_count, bool client, out NegotiateAuthenticationToken token)
{
token = null;
try {
if (GSSAPIUtils.TryParse(data, out byte[] token_data, out string oid))
/// <summary>
/// Try and parse data into an Kerberos authentication token.
/// </summary>
/// <param name="data">The data to parse.</param>
/// <param name="token">The Kerberos authentication token.</param>
/// <param name="client">True if this is a token from a client.</param>
/// <param name="token_count">The token count number.</param>
/// <returns>True if parsed successfully.</returns>
internal static bool TryParse(byte[] data, int token_count, bool client, out KerberosAuthenticationToken token)
{
token = null;
try
{
if (!GSSAPIUtils.TryParse(data, out byte[] inner_token, out string oid))
