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97 lines
3.1 KiB
97 lines
3.1 KiB
/***************************************************************************
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* Copyright (C) 2005 by Joris Guisson *
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* joris.guisson@gmail.com *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the *
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* Free Software Foundation, Inc., *
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
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***************************************************************************/
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#ifndef BTREQUEST_H
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#define BTREQUEST_H
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#include "globals.h"
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namespace bt
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{
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/**
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* @author Joris Guisson
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* @brief Request of a piece sent to other peers
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*
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* This class keeps track of a request of a piece.
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* The Request consists of an index (the index of the chunk),
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* offset into the chunk and the length of a piece.
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*
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* The PeerID of the Peer who sent the request is also kept.
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*/
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class Request
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{
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public:
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/**
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* Constructor, set everything to 0.
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*/
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Request();
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/**
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* Constructor, set the index, offset,length and peer
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* @param index The index of the chunk
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* @param off The offset into the chunk
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* @param len The length of the piece
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* @param peer The ID of the Peer who sent the request
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*/
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Request(Uint32 index,Uint32 off,Uint32 len,Uint32 peer);
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/**
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* Copy constructor.
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* @param r Request to copy
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*/
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Request(const Request & r);
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virtual ~Request();
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/// Get the index of the chunk
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Uint32 getIndex() const {return index;}
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/// Get the offset into the chunk
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Uint32 getOffset() const {return off;}
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/// Get the length of a the piece
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Uint32 getLength() const {return len;}
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/// Get the sending Peer
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Uint32 getPeer() const {return peer;}
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/**
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* Assignmenth operator.
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* @param r The Request to copy
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*/
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Request & operator = (const Request & r);
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/**
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* Compare two requests. Return true if they are the same.
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* This only compares the index,offset and length.
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* @param a The first request
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* @param b The second request
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* @return true if they are equal
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*/
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friend bool operator == (const Request & a,const Request & b);
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private:
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Uint32 index,off,len;
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Uint32 peer;
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};
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}
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#endif
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