/// <summary>
/// Parse a structured authentication token.
/// </summary>
/// <param name="package_name">Name of the authentication package.</param>
/// <param name="token_count">The count of the tokens before this one.</param>
/// <param name="token">The token to parse.</param>
/// <param name="client">Parse operation from a client.</param>
/// <returns>The parsed authentication token. If can't parse any other format returns
/// a raw AuthenticationToken.</returns>
internal static AuthenticationToken Parse(string package_name, int token_count, bool client, byte[] token)
{
if (AuthenticationPackage.CheckNtlm(package_name) &&
NtlmAuthenticationToken.TryParse(token, token_count, client, out NtlmAuthenticationToken ntlm_token))
{
return(ntlm_token);
}
if (AuthenticationPackage.CheckKerberos(package_name) &&
KerberosAuthenticationToken.TryParse(token, token_count, client, out KerberosAuthenticationToken kerb_token))
{
return(kerb_token);
}
if (AuthenticationPackage.CheckNegotiate(package_name) &&
NegotiateAuthenticationToken.TryParse(token, token_count,
client, out NegotiateAuthenticationToken nego_token))
{
return(nego_token);
}
if (ASN1AuthenticationToken.TryParse(token, token_count,
client, out ASN1AuthenticationToken asn1_token))
{
return(asn1_token);
}
return(new AuthenticationToken(token));
}
internal static AuthenticationToken Parse(string package_name, int token_count, bool client, byte[] token)
{
if (token.Length == 0)
{
return(new AuthenticationToken(token));
}
if (AuthenticationPackage.CheckNtlm(package_name) &&
NtlmAuthenticationToken.TryParse(token, token_count, client, out NtlmAuthenticationToken ntlm_token))
{
return(ntlm_token);
}
if (AuthenticationPackage.CheckKerberos(package_name) &&
KerberosAuthenticationToken.TryParse(token, token_count, client, out KerberosAuthenticationToken kerb_token))
{
return(kerb_token);
}
if (AuthenticationPackage.CheckNegotiate(package_name))
{
if (NegotiateAuthenticationToken.TryParse(token, token_count,
client, out NegotiateAuthenticationToken nego_token))
{
return(nego_token);
}
if (NtlmAuthenticationToken.TryParse(token, token_count, client,
out NtlmAuthenticationToken nego_ntlm_token))
{
return(nego_ntlm_token);
}
if (KerberosAuthenticationToken.TryParse(token, token_count, client,
out KerberosAuthenticationToken nego_kerb_token))
{
return(nego_kerb_token);
}
return(new AuthenticationToken(token));
}
if (AuthenticationPackage.CheckDigest(package_name) &&
DigestAuthenticationToken.TryParse(token, out DigestAuthenticationToken digest_token))
{
return(digest_token);
}
if ((AuthenticationPackage.CheckSChannel(package_name) || AuthenticationPackage.CheckCredSSP(package_name)) &&
SchannelAuthenticationToken.TryParse(token, token_count, client, out SchannelAuthenticationToken schannel_token))
{
return(schannel_token);
}
if (ASN1AuthenticationToken.TryParse(token, token_count,
client, out ASN1AuthenticationToken asn1_token))
{
return(asn1_token);
}
return(new AuthenticationToken(token));
}
private static AuthenticationToken ParseToken(byte[] data, int token_count, bool client)
{
if (NtlmAuthenticationToken.TryParse(data, token_count, client, out NtlmAuthenticationToken ntlm_token))
{
return(ntlm_token);
}
if (KerberosAuthenticationToken.TryParse(data, token_count, client, out KerberosAuthenticationToken kerb_token))
{
return(kerb_token);
}
return(new AuthenticationToken(data));
}