1*4eaa4710SRishi Srivatsavai /************************************************************************ 2*4eaa4710SRishi Srivatsavai * RSTP library - Rapid Spanning Tree (802.1t, 802.1w) 3*4eaa4710SRishi Srivatsavai * Copyright (C) 2001-2003 Optical Access 4*4eaa4710SRishi Srivatsavai * Author: Alex Rozin 5*4eaa4710SRishi Srivatsavai * 6*4eaa4710SRishi Srivatsavai * This file is part of RSTP library. 7*4eaa4710SRishi Srivatsavai * 8*4eaa4710SRishi Srivatsavai * RSTP library is free software; you can redistribute it and/or modify it 9*4eaa4710SRishi Srivatsavai * under the terms of the GNU Lesser General Public License as published by the 10*4eaa4710SRishi Srivatsavai * Free Software Foundation; version 2.1 11*4eaa4710SRishi Srivatsavai * 12*4eaa4710SRishi Srivatsavai * RSTP library is distributed in the hope that it will be useful, but 13*4eaa4710SRishi Srivatsavai * WITHOUT ANY WARRANTY; without even the implied warranty of 14*4eaa4710SRishi Srivatsavai * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser 15*4eaa4710SRishi Srivatsavai * General Public License for more details. 16*4eaa4710SRishi Srivatsavai * 17*4eaa4710SRishi Srivatsavai * You should have received a copy of the GNU Lesser General Public License 18*4eaa4710SRishi Srivatsavai * along with RSTP library; see the file COPYING. If not, write to the Free 19*4eaa4710SRishi Srivatsavai * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 20*4eaa4710SRishi Srivatsavai * 02111-1307, USA. 21*4eaa4710SRishi Srivatsavai **********************************************************************/ 22*4eaa4710SRishi Srivatsavai 23*4eaa4710SRishi Srivatsavai /* STP priority vectors API : 17.4.2 */ 24*4eaa4710SRishi Srivatsavai 25*4eaa4710SRishi Srivatsavai #ifndef _PRIO_VECTOR_H__ 26*4eaa4710SRishi Srivatsavai #define _PRIO_VECTOR_H__ 27*4eaa4710SRishi Srivatsavai 28*4eaa4710SRishi Srivatsavai #define STP_DBG 1 29*4eaa4710SRishi Srivatsavai 30*4eaa4710SRishi Srivatsavai typedef struct bridge_id 31*4eaa4710SRishi Srivatsavai { 32*4eaa4710SRishi Srivatsavai unsigned short prio; 33*4eaa4710SRishi Srivatsavai unsigned char addr[6]; 34*4eaa4710SRishi Srivatsavai } BRIDGE_ID; 35*4eaa4710SRishi Srivatsavai 36*4eaa4710SRishi Srivatsavai typedef unsigned short PORT_ID; 37*4eaa4710SRishi Srivatsavai 38*4eaa4710SRishi Srivatsavai typedef struct prio_vector_t { 39*4eaa4710SRishi Srivatsavai BRIDGE_ID root_bridge; 40*4eaa4710SRishi Srivatsavai unsigned long root_path_cost; 41*4eaa4710SRishi Srivatsavai BRIDGE_ID design_bridge; 42*4eaa4710SRishi Srivatsavai PORT_ID design_port; 43*4eaa4710SRishi Srivatsavai PORT_ID bridge_port; 44*4eaa4710SRishi Srivatsavai } PRIO_VECTOR_T; 45*4eaa4710SRishi Srivatsavai 46*4eaa4710SRishi Srivatsavai void 47*4eaa4710SRishi Srivatsavai STP_VECT_create (OUT PRIO_VECTOR_T* t, 48*4eaa4710SRishi Srivatsavai IN BRIDGE_ID* root_br, 49*4eaa4710SRishi Srivatsavai IN unsigned long root_path_cost, 50*4eaa4710SRishi Srivatsavai IN BRIDGE_ID* design_bridge, 51*4eaa4710SRishi Srivatsavai IN PORT_ID design_port, 52*4eaa4710SRishi Srivatsavai IN PORT_ID bridge_port); 53*4eaa4710SRishi Srivatsavai void 54*4eaa4710SRishi Srivatsavai STP_VECT_copy (OUT PRIO_VECTOR_T* t, IN PRIO_VECTOR_T* f); 55*4eaa4710SRishi Srivatsavai 56*4eaa4710SRishi Srivatsavai int 57*4eaa4710SRishi Srivatsavai STP_VECT_compare_bridge_id (IN BRIDGE_ID* b1, IN BRIDGE_ID* b2); 58*4eaa4710SRishi Srivatsavai 59*4eaa4710SRishi Srivatsavai int 60*4eaa4710SRishi Srivatsavai STP_VECT_compare_vector (IN PRIO_VECTOR_T* v1, IN PRIO_VECTOR_T* v2); 61*4eaa4710SRishi Srivatsavai 62*4eaa4710SRishi Srivatsavai void 63*4eaa4710SRishi Srivatsavai STP_VECT_get_vector (IN BPDU_BODY_T* b, OUT PRIO_VECTOR_T* v); 64*4eaa4710SRishi Srivatsavai 65*4eaa4710SRishi Srivatsavai void 66*4eaa4710SRishi Srivatsavai STP_VECT_set_vector (IN PRIO_VECTOR_T* v, OUT BPDU_BODY_T* b); 67*4eaa4710SRishi Srivatsavai 68*4eaa4710SRishi Srivatsavai #ifdef STP_DBG 69*4eaa4710SRishi Srivatsavai void 70*4eaa4710SRishi Srivatsavai STP_VECT_print (IN char* title, IN PRIO_VECTOR_T* v); 71*4eaa4710SRishi Srivatsavai 72*4eaa4710SRishi Srivatsavai void 73*4eaa4710SRishi Srivatsavai STP_VECT_br_id_print (IN char *title, IN BRIDGE_ID* br_id, IN Bool cr); 74*4eaa4710SRishi Srivatsavai 75*4eaa4710SRishi Srivatsavai #endif 76*4eaa4710SRishi Srivatsavai 77*4eaa4710SRishi Srivatsavai #endif /* _PRIO_VECTOR_H__ */ 78*4eaa4710SRishi Srivatsavai 79*4eaa4710SRishi Srivatsavai 80