124 lines
4.2 KiB
C
124 lines
4.2 KiB
C
/*
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* Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The OpenAirInterface Software Alliance licenses this file to You under
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* the OAI Public License, Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.openairinterface.org/?page_id=698
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*-------------------------------------------------------------------------------
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* For more information about the OpenAirInterface (OAI) Software Alliance:
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* contact@openairinterface.org
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*/
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/*! \file otg_rx.h
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* \brief Data structure and functions for OTG receiver
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* \author navid nikaein A. Hafsaoui
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* \date 2011
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* \version 1.0
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* \company Eurecom
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* \email: navid.nikaein@eurecom.fr
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* \note
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* \warning
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*/
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#ifndef __OTG_RX_H__
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# define __OTG_RX_H__
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#include <unistd.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "otg.h"
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/*! \fn int otg_rx_pkt(const int dst_instanceP, const int ctime, const char * const buffer_tx, const unsigned int size);
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* \brief check if the packet is well received and do measurements: one way delay, throughput,etc.
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* \param[in] the destination
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* \param[in] time of the emulation
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* \param[in] The packet
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* \param[in] Size of the packet
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* \param[out] return NULL is the packet is well received, else the packet to forward
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* \note
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* @ingroup _otg
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*/
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int otg_rx_pkt(const int dst_instanceP, const int ctime, const char * const buffer_tx, const unsigned int size);
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/*! \fn void owd_const_gen(int src,int dst);
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*\brief compute the one way delay introduced in LTE/LTE-A network REF PAPER: "Latency for Real-Time Machine-to-Machine Communication in LTE-Based System Architecture"
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*\param[in] the source
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*\param[in] the destination
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*\param[out] void
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*\note
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*@ingroup _otg
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*/
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void owd_const_gen(const int src, const int dst, const int flow_id, const unsigned int flag);
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/*! \fn float owd_const_capillary();
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*\brief compute the one way delay introduced in LTE/LTE-A network REF PAPER: "Latency for Real-Time Machine-to-Machine Communication in LTE-Based System Architecture"
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*\param[out] float: capillary delay constant
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*\note
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*@ingroup _otg
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*/
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float owd_const_capillary(void);
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/*! \fn float owd_const_mobile_core();
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*\brief compute the one way delay introduced in LTE/LTE-A network REF PAPER: "Latency for Real-Time Machine-to-Machine Communication in LTE-Based System Architecture"
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*\param[out] float: mobile core delay constant
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*\note
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*@ingroup _otg
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*/
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float owd_const_mobile_core(void);
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/*! \fn float owd_const_IP_backbone();
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*\brief compute the one way delay introduced in LTE/LTE-A network REF PAPER: "Latency for Real-Time Machine-to-Machine Communication in LTE-Based System Architecture"
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*\param[out] float: IP backbone delay constant
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*\note
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*@ingroup _otg
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*/
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float owd_const_IP_backbone(void);
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/*! \fn owd_const_application
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*\brief compute the one way delay introduced in LTE/LTE-A network REF PAPER: "Latency for Real-Time Machine-to-Machine
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*Communication in LTE-Based System Architecture" \note
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*@ingroup _otg
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*/
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float owd_const_application(void);
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/*! \fn void rx_check_loss(const int src, const int dst, const unsigned int flag, const int seq_num, unsigned int * const seq_num_rx, unsigned int * const nb_loss_pkts);
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*\brief check the number of loss packet/out of sequence
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*\param[in] src
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*\param[in] dst
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*\param[in] flag: background or data
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*\param[in] seq_num: packet sequence number
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*\param[in] seq_num_rx:RX sequence number
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*\param[in] nb_loss_pkts: number of lost packet
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*\param[out] lost_packet: (0) no lost packets, (1) lost packets
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*\note
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*@ingroup _otg
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*/
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int rx_check_loss(
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const int src,
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const int dst,
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const unsigned int flag,
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const int seq_num,
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unsigned int * const seq_num_rx,
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unsigned int * const nb_loss_pkts);
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#endif
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