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/*
*------------------------------------------------------------------
* Copyright (c) 2018 Cisco and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*------------------------------------------------------------------
*/
#ifndef __IGMP_SOURCE_H__
#define __IGMP_SOURCE_H__
#include <igmp/igmp_types.h>
/**
* IGMP Source timers
*/
typedef enum igmp_src_timer_t_
{
/**
* On expiry the source has not been refreshed by a query
* and can now be reaped
*/
IGMP_SRC_TIMER_EXP,
} igmp_src_timer_t;
#define IGMP_SRC_N_TIMERS (IGMP_SRC_TIMER_EXP + 1)
/**
* @brief IGMP source
* The representation of a specified source address with in multicast group.
*/
typedef struct igmp_src_t_
{
/**
* The source's key
*/
igmp_key_t *key;
/**
* The liveness timer. Reset with each received report. on expiry
* the source is removed from the group.
*/
u32 exp_timer;
/**
* The group this source is on
*/
u32 group;
/**
* the mode that provided this source
*/
igmp_mode_t mode;
/**
* Timers
*/
u32 timers[IGMP_SRC_N_TIMERS];
/**
* Tells us which configurations
* have this source.
*/
u8 *referance_by_config_index;
} igmp_src_t;
extern void igmp_src_free (igmp_src_t * src);
extern igmp_src_t *igmp_src_alloc (u32 group_index,
const igmp_key_t * skey, igmp_mode_t mode);
extern u32 igmp_src_index (igmp_src_t * src);
extern void igmp_src_refresh (igmp_src_t * src);
extern void igmp_src_blocked (igmp_src_t * src);
#endif
/*
* fd.io coding-style-patch-verification: ON
*
* Local Variables:
* eval: (c-set-style "gnu")
* End:
*/
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