+++ /dev/null
-/************************************************************************
- * RSTP library - Rapid Spanning Tree (802.1t, 802.1w)
- * Copyright (C) 2001-2003 Optical Access
- * Author: Alex Rozin
- *
- * This file is part of RSTP library.
- *
- * RSTP library is free software; you can redistribute it and/or modify it
- * under the terms of the GNU Lesser General Public License as published by the
- * Free Software Foundation; version 2.1
- *
- * RSTP library is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser
- * General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public License
- * along with RSTP library; see the file COPYING. If not, write to the Free
- * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
- * 02111-1307, USA.
- **********************************************************************/
-
-/* Point To Point MAC mode selection machine : 6.4.3, 6.5.1 */
-
-#include "base.h"
-#include "stpm.h"
-#include "stp_to.h" /* for STP_OUT_get_duplex */
-
-#define STATES { \
- CHOOSE(INIT), \
- CHOOSE(RECOMPUTE), \
- CHOOSE(STABLE), \
-}
-
-#define GET_STATE_NAME STP_p2p_get_state_name
-#include "choose.h"
-
-static Bool
-computeP2P (PORT_T *port)
-{
- switch (port->adminPointToPointMac) {
- case P2P_FORCE_TRUE:
- return True;
- case P2P_FORCE_FALSE:
- return False;
- default:
- case P2P_AUTO:
- return STP_OUT_get_duplex (port->port_index);
- }
-}
-
-void
-STP_p2p_enter_state (STATE_MACH_T* s)
-{
- register PORT_T* port = s->owner.port;
-
- switch (s->State) {
- case BEGIN:
- case INIT:
- port->p2p_recompute = True;
- break;
- case RECOMPUTE:
- port->operPointToPointMac = computeP2P (port);
- port->p2p_recompute = False;
- break;
- case STABLE:
- break;
- }
-}
-
-Bool
-STP_p2p_check_conditions (STATE_MACH_T* s)
-{
- register PORT_T* port = s->owner.port;
-
- switch (s->State) {
- case BEGIN:
- case INIT:
- return STP_hop_2_state (s, STABLE);
- case RECOMPUTE:
- return STP_hop_2_state (s, STABLE);
- case STABLE:
- if (port->p2p_recompute) {
- return STP_hop_2_state (s, RECOMPUTE);
- }
- break;
- }
- return False;
-}
-