public RecordProtocol(Stream innerStream, Context context)
{
this.innerStream = innerStream;
this.context = context;
this.context.RecordProtocol = this;
}
public void SetContext (Context context)
{
CheckDisposed ();
if (masterSecret != null)
context.MasterSecret = (byte[]) masterSecret.Clone ();
}
public TlsClientCertificate(Context context)
: base(context, HandshakeType.Certificate)
{
}
static public bool SetContextFromCache (Context context)
{
lock (locker) {
ClientSessionInfo csi = FromContext (context, true);
if (csi == null)
return false;
csi.SetContext (context);
csi.KeepAlive ();
return true;
}
}
static public bool SetContextInCache (Context context)
{
lock (locker) {
// Don't check the validity because the masterKey of the ClientSessionInfo
// can still be null when this is called the first time
ClientSessionInfo csi = FromContext (context, false);
if (csi == null)
return false;
csi.GetContext (context);
csi.KeepAlive ();
return true;
}
}
// only called inside the lock
static private ClientSessionInfo FromContext (Context context, bool checkValidity)
{
if (context == null)
return null;
byte[] id = context.SessionId;
if ((id == null) || (id.Length == 0))
return null;
// do we have a session cached for this host ?
string uid = BitConverter.ToString (id);
ClientSessionInfo si = (ClientSessionInfo) cache[uid];
if (si == null)
return null;
// In the unlikely case of multiple hosts using the same
// session id, we just act like we do not know about it
if (context.ClientSettings.TargetHost != si.HostName)
return null;
// yes, so what's its status ?
if (checkValidity && !si.Valid) {
si.Dispose ();
cache.Remove (uid);
return null;
}
// ok, it make sense
return si;
}
// only called inside the lock
static private ServerSessionInfo FromContext (Context context, bool checkValidity)
{
if (context == null)
return null;
byte[] id = context.SessionId;
if ((id == null) || (id.Length == 0))
return null;
// do we have a session cached for this host ?
string uid = BitConverter.ToString (id);
ServerSessionInfo si = (ServerSessionInfo) cache[uid];
if (si == null)
return null;
// yes, so what's its status ?
if (checkValidity && !si.Valid) {
si.Dispose ();
cache.Remove (uid);
return null;
}
// ok, it make sense
return si;
}
public TlsClientCertificate(Context context, byte[] buffer)
: base(context, HandshakeType.Certificate, buffer)
{
}