Annotation of embedaddon/quagga/babeld/neighbour.h, revision 1.1
1.1 ! misho 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:
! 20: Permission is hereby granted, free of charge, to any person obtaining a copy
! 21: of this software and associated documentation files (the "Software"), to deal
! 22: in the Software without restriction, including without limitation the rights
! 23: to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
! 24: copies of the Software, and to permit persons to whom the Software is
! 25: furnished to do so, subject to the following conditions:
! 26:
! 27: The above copyright notice and this permission notice shall be included in
! 28: all copies or substantial portions of the Software.
! 29:
! 30: THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
! 31: IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
! 32: FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
! 33: AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
! 34: LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
! 35: OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
! 36: THE SOFTWARE.
! 37: */
! 38:
! 39: struct neighbour {
! 40: struct neighbour *next;
! 41: /* This is -1 when unknown, so don't make it unsigned */
! 42: int hello_seqno;
! 43: unsigned char address[16];
! 44: unsigned short reach;
! 45: unsigned short txcost;
! 46: struct timeval hello_time;
! 47: struct timeval ihu_time;
! 48: unsigned short hello_interval; /* in centiseconds */
! 49: unsigned short ihu_interval; /* in centiseconds */
! 50: struct interface *ifp;
! 51: };
! 52:
! 53: extern struct neighbour *neighs;
! 54:
! 55: #define FOR_ALL_NEIGHBOURS(_neigh) \
! 56: for(_neigh = neighs; _neigh; _neigh = _neigh->next)
! 57:
! 58: int neighbour_valid(struct neighbour *neigh);
! 59: void flush_neighbour(struct neighbour *neigh);
! 60: struct neighbour *find_neighbour(const unsigned char *address,
! 61: struct interface *ifp);
! 62: int update_neighbour(struct neighbour *neigh, int hello, int hello_interval);
! 63: unsigned check_neighbours(void);
! 64: unsigned neighbour_txcost(struct neighbour *neigh);
! 65: unsigned neighbour_rxcost(struct neighbour *neigh);
! 66: unsigned neighbour_cost(struct neighbour *neigh);
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