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/*
========== licence begin GPL
Copyright (C) 2002-2003 SAP AG
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
========== licence end
*/
package com.sap.dbtech.rte.comm;
/**
* describes the "layout" of a packet.
*
* A packet consists of multiple parts:
* <UL>
* <LI>the RTE header
* <LI>the request
* <LI>the reply
* </UL>
* This interfaced is used to describe the maximum sizes
* of these parts
*/
interface PacketLayout {
/**
* the maximal size of a command the client can send to the server.
* @return int
*/
int maxCmdDataLength ();
/**
* the maximal size of request + reply
* @return int
*/
int maxDataLength ();
/**
* the maximal size of the whole packet (including RTE data)
* @return int
*/
int maxSegmentSize ();
/**
* the minimal size of a reply
*
* this amount is reserved when calculating maxCmdDataLength.
* @return int
*/
int minReplySize ();
/**
*
* @return int
*/
int packetSize ();
boolean isChallengeResponseSupported ();
/**
*
*/
public void dumpOn (java.io.PrintStream out, String comment);
}
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