/*
 * The olsr.org Optimized Link-State Routing daemon (olsrd)
 *
 * (c) by the OLSR project
 *
 * See our Git repository to find out who worked on this file
 * and thus is a copyright holder on it.
 *
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * * Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 * * Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in
 *   the documentation and/or other materials provided with the
 *   distribution.
 * * Neither the name of olsr.org, olsrd nor the names of its
 *   contributors may be used to endorse or promote products derived
 *   from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 * Visit http://www.olsr.org for more information.
 *
 * If you find this software useful feel free to make a donation
 * to the project. For more information see the website or contact
 * the copyright holders.
 *
 */

#ifndef _BMF_BMF_H
#define _BMF_BMF_H

/* -------------------------------------------------------------------------
 * File       : Bmf.h
 * Description: Multicast forwarding functions
 * Created    : 29 Jun 2006
 *
 * ------------------------------------------------------------------------- */

#include "olsrd_plugin.h" /* union set_plugin_parameter_addon */ 
#include "interfaces.h"   /* enum olsr_ifchg_flag */

/* BMF plugin data */
#define PLUGIN_NAME              "OLSRD bmf plugin"
#define PLUGIN_NAME_SHORT        "BMF"
#define PLUGIN_INTERFACE_VERSION 5

/* UDP-Port on which multicast packets are encapsulated */
#define BMF_ENCAP_PORT 50698

/* Forward declaration of OLSR interface type */
struct interface_olsr;

extern int FanOutLimit;
extern int BroadcastRetransmitCount;

void BMF_handle_captureFd(int skfd, void *data, unsigned int);
void BMF_handle_listeningFd(int skfd, void *data, unsigned int);
void BMF_handle_encapsulatingFd(int skfd, void *data, unsigned int);
void BMF_handle_tuntapFd(int, void*, unsigned int);

void BmfPError(const char* format, ...) __attribute__((format(printf, 1, 2)));
union olsr_ip_addr* MainAddressOf(union olsr_ip_addr* ip);
void InterfaceChange(int, struct interface_olsr * interf, enum olsr_ifchg_flag action);
int SetFanOutLimit(const char* value, void* data, set_plugin_parameter_addon addon);
int InitBmf(struct interface_olsr * skipThisIntf);
void CloseBmf(void);

#endif /* _BMF_BMF_H */
