vector.h revision 4eaa471005973e11a6110b69fe990530b3b95a38
/************************************************************************
* 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.
**********************************************************************/
/* STP priority vectors API : 17.4.2 */
#ifndef _PRIO_VECTOR_H__
#define _PRIO_VECTOR_H__
#define STP_DBG 1
typedef struct bridge_id
{
unsigned short prio;
unsigned char addr[6];
} BRIDGE_ID;
typedef unsigned short PORT_ID;
typedef struct prio_vector_t {
BRIDGE_ID root_bridge;
unsigned long root_path_cost;
BRIDGE_ID design_bridge;
PORT_ID design_port;
PORT_ID bridge_port;
} PRIO_VECTOR_T;
void
STP_VECT_create (OUT PRIO_VECTOR_T* t,
IN BRIDGE_ID* root_br,
IN unsigned long root_path_cost,
IN BRIDGE_ID* design_bridge,
IN PORT_ID design_port,
IN PORT_ID bridge_port);
void
STP_VECT_copy (OUT PRIO_VECTOR_T* t, IN PRIO_VECTOR_T* f);
int
STP_VECT_compare_bridge_id (IN BRIDGE_ID* b1, IN BRIDGE_ID* b2);
int
STP_VECT_compare_vector (IN PRIO_VECTOR_T* v1, IN PRIO_VECTOR_T* v2);
void
STP_VECT_get_vector (IN BPDU_BODY_T* b, OUT PRIO_VECTOR_T* v);
void
STP_VECT_set_vector (IN PRIO_VECTOR_T* v, OUT BPDU_BODY_T* b);
#ifdef STP_DBG
void
STP_VECT_print (IN char* title, IN PRIO_VECTOR_T* v);
void
STP_VECT_br_id_print (IN char *title, IN BRIDGE_ID* br_id, IN Bool cr);
#endif
#endif /* _PRIO_VECTOR_H__ */