87 lines
1.5 KiB
C++
87 lines
1.5 KiB
C++
#ifndef __CONNECTION_H
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#define __CONNECTION_H
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#include <iostream>
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#include "packet.h"
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class PackListNode
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{
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public:
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PackListNode (Packet * m_val, PackListNode * m_next = NULL)
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{
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val = m_val;
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next = m_next;
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}
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~PackListNode ()
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{
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delete val;
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if (next != NULL)
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delete next;
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}
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PackListNode * next;
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Packet * val;
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};
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class PackList
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{
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public:
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PackList ()
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{
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content = NULL;
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}
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PackList (Packet * m_val)
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{
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if (DEBUG)
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assert (m_val != NULL);
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content = new PackListNode(m_val);
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}
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~PackList ()
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{
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if (content != NULL)
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delete content;
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}
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/* sums up the total bytes used and removes 'old' packets */
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bpf_u_int32 sumanddel (timeval t);
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void add (Packet * p);
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private:
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PackListNode * content;
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};
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class Connection
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{
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public:
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/* constructs a connection, makes a copy of
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* the packet as 'refpacket', and adds the
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* packet to the packlist */
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Connection (Packet * packet);
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~Connection();
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/* add a packet to the packlist
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* will delete the packet when it is
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* 'merged' with another packet
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*/
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void add (Packet * packet);
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int getLastPacket ()
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{ return lastpacket; }
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/* sums up the total bytes used
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* and removes 'old' packets. */
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void sumanddel(timeval curtime, bpf_u_int32 * sent, bpf_u_int32 * recv);
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/* for checking if a packet is part of this connection */
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Packet * refpacket;
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private:
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PackList * sent_packets;
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PackList * recv_packets;
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int lastpacket;
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};
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/* Find the connection this packet belongs to */
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Connection * findConnection (Packet * packet);
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#endif
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