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/*
* Copyright (c) 2021 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.
*/
/**
* @file listener_vft.h
* @brief Listener VFT
*/
#ifndef HICNLIGHT_LISTENER_VFT_H
#define HICNLIGHT_LISTENER_VFT_H
#include <hicn/core/address_pair.h>
#include <hicn/core/connection.h>
#include <hicn/core/listener.h>
#include <hicn/face.h>
typedef struct {
int (*initialize)(listener_t* listener);
void (*finalize)(listener_t* listener);
int (*punt)(const listener_t* listener, const char* prefix_s);
int (*get_socket)(const listener_t* listener, const address_t* local,
const address_t* remote, const char* interface_name);
int (*send)(const connection_t* connection, const address_t* dummy,
msgbuf_t* msgbuf, bool queue);
int (*send_packet)(const connection_t* connection, const uint8_t* packet,
size_t size);
ssize_t (*read_single)(int fd, msgbuf_t* msgbuf, address_t* address);
ssize_t (*read_batch)(int fd, msgbuf_t** msgbuf, address_t** address,
size_t len);
size_t data_size;
} listener_ops_t;
#define DECLARE_LISTENER(NAME) \
const listener_ops_t listener_##NAME = { \
.initialize = listener_##NAME##_initialize, \
.finalize = listener_##NAME##_finalize, \
.punt = listener_##NAME##_punt, \
.get_socket = listener_##NAME##_get_socket, \
.read_single = listener_##NAME##_read_single, \
.read_batch = listener_##NAME##_read_batch, \
.data_size = sizeof(listener_##NAME##_data_t), \
}
extern const listener_ops_t* listener_vft[];
#endif /* HICNLIGHT_LISTENER_VFT_H */
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