/// <summary>
/// Parse the first server message.
/// </summary>
/// <param name="message">Message to parse.</param>
/// <param name="firstMessage"><see cref="ServerFirstMessage"/> instance of the message.</param>
/// <returns>true if parsing was successful; otherwise false.</returns>
public static bool TryParse(string message, out ServerFirstMessage firstMessage)
{
firstMessage = new ServerFirstMessage();
try
{
var attributes = ScramAttribute.ParseAll(message);
if (!attributes.OfType <IterationsAttribute>().Any() ||
!attributes.OfType <NonceAttribute>().Any() ||
!attributes.OfType <SaltAttribute>().Any())
{
return(false);
}
foreach (var attribute in attributes)
{
switch (attribute)
{
case IterationsAttribute a:
firstMessage.Iterations = a;
break;
case NonceAttribute a:
firstMessage.Nonce = a;
break;
case SaltAttribute a:
firstMessage.Salt = a;
break;
case ErrorAttribute a:
return(false);
}
}
}
catch (FormatException)
{
return(false);
}
return(true);
}
/// <summary>
/// Initializes a new instance of the <see cref="ClientFinalMessage"/> class.
/// </summary>
/// <param name="clientFirstMessage">First client message.</param>
/// <param name="serverFirstMessage">First server message.</param>
public ClientFinalMessage(ClientFirstMessage clientFirstMessage, ServerFirstMessage serverFirstMessage)
{
Channel = new ChannelAttribute(clientFirstMessage.Gs2Header);
Nonce = new NonceAttribute(serverFirstMessage.Nonce?.Value);
}