00001 /* -*- Mode:C++; c-basic-offset:8; tab-width:8; indent-tabs-mode:t -*- */ 00002 /* 00003 * Copyright (c) 2000 International Computer Science Institute 00004 * All rights reserved. 00005 * 00006 * Redistribution and use in source and binary forms, with or without 00007 * modification, are permitted provided that the following conditions 00008 * are met: 00009 * 1. Redistributions of source code must retain the above copyright 00010 * notice, this list of conditions and the following disclaimer. 00011 * 2. Redistributions in binary form must reproduce the above copyright 00012 * notice, this list of conditions and the following disclaimer in the 00013 * documentation and/or other materials provided with the distribution. 00014 * 3. All advertising materials mentioning features or use of this software 00015 * must display the following acknowledgement: 00016 * This product includes software developed by ACIRI, the AT&T 00017 * Center for Internet Research at ICSI (the International Computer 00018 * Science Institute). 00019 * 4. Neither the name of ACIRI nor of ICSI may be used 00020 * to endorse or promote products derived from this software without 00021 * specific prior written permission. 00022 * 00023 * THIS SOFTWARE IS PROVIDED BY ICSI AND CONTRIBUTORS ``AS IS'' AND 00024 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00025 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 00026 * ARE DISCLAIMED. IN NO EVENT SHALL ICSI OR CONTRIBUTORS BE LIABLE 00027 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 00028 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 00029 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 00030 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 00031 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 00032 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 00033 * SUCH DAMAGE. 00034 * 00035 */ 00036 00037 #ifndef ns_logging_data_struct_h 00038 #define ns_logging_data_struct_h 00039 00040 #include "node.h" 00041 #include "packet.h" 00042 #include "route.h" 00043 #include "rate-estimator.h" 00044 #include "pushback-constants.h" 00045 00046 class LoggingDataStructNode { 00047 public: 00048 int nid_; //the neighbors id. 00049 RateEstimator * rateEstimator_; 00050 00051 int pushbackSent_; //whether pushback message was sent to this neighbor 00052 double limit_; //limit specified in the pushback message sent to it. 00053 00054 //status details of this neighbor. 00055 int gotStatus_; 00056 double statusArrivalRate_; 00057 int countLessReportedRate_; //variable used to protect low senders 00058 00059 int sentRefresh_; //whether we have sent a refresh to this neighbor yet. 00060 00061 LoggingDataStructNode * next_; 00062 00063 LoggingDataStructNode(int id, LoggingDataStructNode * next); 00064 ~LoggingDataStructNode(); 00065 00066 void sentRefresh(double limit); 00067 void pushbackSent(double limit, double expectedStatusRate); 00068 void registerStatus(double arrRate); 00069 void log(Packet *pkt); 00070 }; 00071 00072 00073 class LoggingDataStruct { 00074 00075 public: 00076 LoggingDataStructNode * first_; 00077 int count_; //number of members in this struct 00078 int myID_; // id of the my node, needed to figure out who sent the pkt. 00079 00080 RateEstimator * rateEstimator_; // rate estimator for all bytes coming in for this RLS. 00081 00082 double reset_time_; //time when logging was last reset. 00083 00084 //consolidated status details. 00085 int gotStatusAll_; 00086 double statusArrivalRateAll_; 00087 00088 RouteLogic * rtLogic_; 00089 00090 LoggingDataStruct(Node *, RouteLogic *, int sampleAddress, double estimate); 00091 ~LoggingDataStruct(); 00092 00093 void log(Packet * pkt); 00094 int consolidateStatus(); 00095 void registerStatus(int sender, double arrRate); 00096 LoggingDataStructNode * getNodeByID(int id); 00097 void resetStatus(); 00098 }; 00099 00100 #endif