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Annotation of embedaddon/quagga/ospf6d/ospf6_proto.c, revision 1.1

1.1     ! misho       1: /*
        !             2:  * Copyright (C) 2003 Yasuhiro Ohara
        !             3:  *
        !             4:  * This file is part of GNU Zebra.
        !             5:  *
        !             6:  * GNU Zebra is free software; you can redistribute it and/or modify it
        !             7:  * under the terms of the GNU General Public License as published by the
        !             8:  * Free Software Foundation; either version 2, or (at your option) any
        !             9:  * later version.
        !            10:  *
        !            11:  * GNU Zebra is distributed in the hope that it will be useful, but
        !            12:  * WITHOUT ANY WARRANTY; without even the implied warranty of
        !            13:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
        !            14:  * General Public License for more details.
        !            15:  *
        !            16:  * You should have received a copy of the GNU General Public License
        !            17:  * along with GNU Zebra; see the file COPYING.  If not, write to the 
        !            18:  * Free Software Foundation, Inc., 59 Temple Place - Suite 330, 
        !            19:  * Boston, MA 02111-1307, USA.  
        !            20:  */
        !            21: 
        !            22: #include <zebra.h>
        !            23: 
        !            24: #include "log.h"
        !            25: 
        !            26: #include "ospf6_proto.h"
        !            27: 
        !            28: void
        !            29: ospf6_prefix_apply_mask (struct ospf6_prefix *op)
        !            30: {
        !            31:   u_char *pnt, mask;
        !            32:   int index, offset;
        !            33: 
        !            34:   pnt = (u_char *)((caddr_t) op + sizeof (struct ospf6_prefix));
        !            35:   index = op->prefix_length / 8;
        !            36:   offset = op->prefix_length % 8;
        !            37:   mask = 0xff << (8 - offset);
        !            38: 
        !            39:   if (index > 16)
        !            40:     {
        !            41:       zlog_warn ("Prefix length too long: %d", op->prefix_length);
        !            42:       return;
        !            43:     }
        !            44: 
        !            45:   if (index == 16)
        !            46:     return;
        !            47: 
        !            48:   pnt[index] &= mask;
        !            49:   index ++;
        !            50: 
        !            51:   while (index < OSPF6_PREFIX_SPACE (op->prefix_length))
        !            52:     pnt[index++] = 0;
        !            53: }
        !            54: 
        !            55: void
        !            56: ospf6_prefix_options_printbuf (u_int8_t prefix_options, char *buf, int size)
        !            57: {
        !            58:   snprintf (buf, size, "xxx");
        !            59: }
        !            60: 
        !            61: void
        !            62: ospf6_capability_printbuf (char capability, char *buf, int size)
        !            63: {
        !            64:   char w, v, e, b;
        !            65:   w = (capability & OSPF6_ROUTER_BIT_W ? 'W' : '-');
        !            66:   v = (capability & OSPF6_ROUTER_BIT_V ? 'V' : '-');
        !            67:   e = (capability & OSPF6_ROUTER_BIT_E ? 'E' : '-');
        !            68:   b = (capability & OSPF6_ROUTER_BIT_B ? 'B' : '-');
        !            69:   snprintf (buf, size, "----%c%c%c%c", w, v, e, b);
        !            70: }
        !            71: 
        !            72: void
        !            73: ospf6_options_printbuf (u_char *options, char *buf, int size)
        !            74: {
        !            75:   const char *dc, *r, *n, *mc, *e, *v6;
        !            76:   dc = (OSPF6_OPT_ISSET (options, OSPF6_OPT_DC) ? "DC" : "--");
        !            77:   r  = (OSPF6_OPT_ISSET (options, OSPF6_OPT_R)  ? "R"  : "-" );
        !            78:   n  = (OSPF6_OPT_ISSET (options, OSPF6_OPT_N)  ? "N"  : "-" );
        !            79:   mc = (OSPF6_OPT_ISSET (options, OSPF6_OPT_MC) ? "MC" : "--");
        !            80:   e  = (OSPF6_OPT_ISSET (options, OSPF6_OPT_E)  ? "E"  : "-" );
        !            81:   v6 = (OSPF6_OPT_ISSET (options, OSPF6_OPT_V6) ? "V6" : "--");
        !            82:   snprintf (buf, size, "%s|%s|%s|%s|%s|%s", dc, r, n, mc, e, v6);
        !            83: }
        !            84: 
        !            85: