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/*
* Copyright (c) 2016 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 __MFIB_SIGNAL_H__
#define __MFIB_SIGNAL_H__
#include <vlib/vlib.h>
#include <vnet/mfib/mfib_types.h>
#include <vnet/mfib/mfib_itf.h>
#include <vnet/mfib/mfib_entry.h>
#define MFIB_SIGNAL_BUFFER_SIZE 255
/**
* A pair of indicies, for the entry and interface resp.
*/
typedef struct mfib_signal_t_
{
fib_node_index_t mfs_entry;
index_t mfs_itf;
/**
* @brief A buffer copied from the DP plane that triggered the signal
*/
u8 mfs_buffer[MFIB_SIGNAL_BUFFER_SIZE];
u8 mfs_buffer_len;
} mfib_signal_t;
extern void mfib_signal_push(const mfib_entry_t *mfe,
mfib_itf_t *mfi,
vlib_buffer_t *b0);
extern void mfib_signal_remove_itf(const mfib_itf_t *mfi);
extern void mfib_signal_module_init(void);
struct _unix_shared_memory_queue;
extern void vl_mfib_signal_send_one(struct _unix_shared_memory_queue *q,
u32 context,
const mfib_signal_t *mfs);
extern int mfib_signal_send_one(struct _unix_shared_memory_queue *q,
u32 context);
#endif
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