pimd/pim_msg.h

   1 /*
   2   PIM for Quagga
   3   Copyright (C) 2008  Everton da Silva Marques
   4
   5   This program is free software; you can redistribute it and/or modify
   6   it under the terms of the GNU General Public License as published by
   7   the Free Software Foundation; either version 2 of the License, or
   8   (at your option) any later version.
   9
  10   This program is distributed in the hope that it will be useful, but
  11   WITHOUT ANY WARRANTY; without even the implied warranty of
  12   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13   General Public License for more details.
  14
  15   You should have received a copy of the GNU General Public License
  16   along with this program; see the file COPYING; if not, write to the
  17   Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
  18   MA 02110-1301 USA
  19
  20   $QuaggaId: $Format:%an, %ai, %h$ $
  21 */
  22
  23 #ifndef PIM_MSG_H
  24 #define PIM_MSG_H
  25
  26 #include <netinet/in.h>
  27
  28 /*
  29   Number       Description
  30   ----------   ------------------
  31   0            Reserved
  32   1            IP (IP version 4)
  33   2            IP6 (IP version 6)
  34
  35   From:
  36   http://www.iana.org/assignments/address-family-numbers
  37 */
  38 #define PIM_MSG_ADDRESS_FAMILY_IPV4 (1)
  39
  40 void pim_msg_build_header(uint8_t *pim_msg, int pim_msg_size,
  41                           uint8_t pim_msg_type);
  42 uint8_t *pim_msg_addr_encode_ipv4_ucast(uint8_t *buf,
  43                                         int buf_size,
  44                                         struct in_addr addr);
  45 uint8_t *pim_msg_addr_encode_ipv4_group(uint8_t *buf,
  46                                         int buf_size,
  47                                         struct in_addr addr);
  48 uint8_t *pim_msg_addr_encode_ipv4_source(uint8_t *buf,
  49                                          int buf_size,
  50                                          struct in_addr addr);
  51
  52 #endif /* PIM_MSG_H */