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    1: /*  
    2:  *  This file is free software: you may copy, redistribute and/or modify it  
    3:  *  under the terms of the GNU General Public License as published by the  
    4:  *  Free Software Foundation, either version 2 of the License, or (at your  
    5:  *  option) any later version.  
    6:  *  
    7:  *  This file is distributed in the hope that it will be useful, but  
    8:  *  WITHOUT ANY WARRANTY; without even the implied warranty of  
    9:  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU  
   10:  *  General Public License for more details.  
   11:  *  
   12:  *  You should have received a copy of the GNU General Public License  
   13:  *  along with this program.  If not, see <http://www.gnu.org/licenses/>.  
   14:  *  
   15:  * This file incorporates work covered by the following copyright and  
   16:  * permission notice:  
   17:  *  
   18: Copyright (c) 2007, 2008 by Juliusz Chroboczek
   19: Copyright 2011 by Matthieu Boutier and Juliusz Chroboczek
   20: 
   21: Permission is hereby granted, free of charge, to any person obtaining a copy
   22: of this software and associated documentation files (the "Software"), to deal
   23: in the Software without restriction, including without limitation the rights
   24: to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   25: copies of the Software, and to permit persons to whom the Software is
   26: furnished to do so, subject to the following conditions:
   27: 
   28: The above copyright notice and this permission notice shall be included in
   29: all copies or substantial portions of the Software.
   30: 
   31: THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
   32: IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
   33: FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
   34: AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
   35: LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
   36: OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
   37: THE SOFTWARE.
   38: */
   39: 
   40: struct xroute {
   41:     unsigned char prefix[16];
   42:     unsigned char plen;
   43:     unsigned short metric;
   44:     unsigned int ifindex;
   45:     int proto;
   46: };
   47: 
   48: struct xroute *find_xroute(const unsigned char *prefix, unsigned char plen);
   49: void flush_xroute(struct xroute *xroute);
   50: int babel_ipv4_route_add (struct zapi_ipv4 *api, struct prefix_ipv4 *prefix,
   51:                           unsigned int ifindex, struct in_addr *nexthop);
   52: int babel_ipv4_route_delete (struct zapi_ipv4 *api, struct prefix_ipv4 *prefix,
   53:                              unsigned int ifindex);
   54: int babel_ipv6_route_add (struct zapi_ipv6 *api, struct prefix_ipv6 *prefix,
   55:                           unsigned int ifindex, struct in6_addr *nexthop);
   56: int babel_ipv6_route_delete (struct zapi_ipv6 *api, struct prefix_ipv6 *prefix,
   57:                              unsigned int ifindex);
   58: int xroutes_estimate(void);
   59: void for_all_xroutes(void (*f)(struct xroute*, void*), void *closure);