pimd/pim_oil.h

/*
  PIM for Quagga
  Copyright (C) 2008  Everton da Silva Marques

  This program is free software; you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation; either version 2 of the License, or
  (at your option) any later version.

  This program is distributed in the hope that it will be useful, but
  WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  General Public License for more details.
  
  You should have received a copy of the GNU General Public License
  along with this program; see the file COPYING; if not, write to the
  Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
  MA 02110-1301 USA
  
  $QuaggaId: $Format:%an, %ai, %h$ $
*/

#ifndef PIM_OIL_H
#define PIM_OIL_H

#include "pim_mroute.h"

#define PIM_OIF_FLAG_PROTO_IGMP (1 << 0) /* bitmask 1 */
#define PIM_OIF_FLAG_PROTO_PIM  (1 << 1) /* bitmask 2 */
#define PIM_OIF_FLAG_PROTO_ANY  (3)      /* bitmask (1 | 2) */

/*
  qpim_channel_oil_list holds a list of struct channel_oil.

  Each channel_oil.oil is used to control an (S,G) entry in the Kernel
  Multicast Forwarding Cache.
*/

struct channel_oil {
  struct mfcctl oil;
  int           oil_size;
  int           oil_ref_count;
  time_t        oif_creation[MAXVIFS];
  uint32_t      oif_flags[MAXVIFS];
};

void pim_channel_oil_free(struct channel_oil *c_oil);
struct channel_oil *pim_channel_oil_add(struct in_addr group_addr,
					struct in_addr source_addr,
					int input_vif_index);
void pim_channel_oil_del(struct channel_oil *c_oil);

#endif /* PIM_OIL_H */