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/*
* Copyright (c) 2017 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 Metis_metis_Wldr_h
#define Metis_metis_Wldr_h
#include <ccnx/forwarder/metis/core/metis_Message.h>
#include <ccnx/forwarder/metis/core/metis_Connection.h>
#include <config.h>
#define BUFFER_SIZE 8192
#define MAX_RTX 3
#define WLDR_HEADER_SIZE 6
#define WLDR_HEADER 12
#define WLDR_LBL 13
#define WLDR_NOTIFICATION 14
//WLDR HEADERS :
// NORMAL PACKET or RETRASMISSION
// | WLDR_HEADER | WLDR_LBL | label (1byte) | label (2bytes) | unused | unused |
// NOTIFICATION
// | WLDR_HEADER | WLDR_NOTIFICATION | expected_label (1byte) | expected_label (2bytes) | last_received_label (1byte) | last_received_label (2byte) |
struct metis_wldr_state;
typedef struct metis_wldr_state MetisWldr;
MetisWldr *metisWldr_Init();
void metisWldr_Destroy(MetisWldr **wldrPtr);
void metisWldr_ResetState(MetisWldr *wldr);
void metisWldr_SetLabel(MetisWldr *wldr, MetisMessage *message);
void metisWldr_DetectLosses(MetisWldr *wldr, const MetisConnection *conn, MetisMessage *message);
#endif //Metis_metis_Wldr_h
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