Server.Network.PacketHandlers.GenerateAuthID C# (CSharp) Méthode

        private static int GenerateAuthID( NetState state )
        {
            if ( m_AuthIDWindow.Count == m_AuthIDWindowSize ) {
                int oldestID = 0;
                DateTime oldest = DateTime.MaxValue;

                foreach ( KeyValuePair<int, AuthIDPersistence> kvp in m_AuthIDWindow ) {
                    if ( kvp.Value.Age < oldest ) {
                        oldestID = kvp.Key;
                        oldest = kvp.Value.Age;
                    }
                }

                m_AuthIDWindow.Remove( oldestID );
            }

            int authID;

            do {
                authID = Utility.Random( 1, int.MaxValue - 1 );

                if ( Utility.RandomBool() )
                    authID |= 1<<31;
            } while ( m_AuthIDWindow.ContainsKey( authID ) );

            m_AuthIDWindow[authID] = new AuthIDPersistence( state.Version );

            return authID;
        }