/*
 * Copyright (c) 2006, The JAP-Team 
 * All rights reserved.
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *   - Redistributions of source code must retain the above copyright notice, 
 *     this list of conditions and the following disclaimer.
 *
 *   - Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in the
 *     documentation and/or other materials provided with the distribution.
 *
 *   - Neither the name of the University of Technology Dresden, Germany nor
 *     the names of its contributors may be used to endorse or promote
 *     products derived from this software without specific prior written
 *     permission. 
 *
 *  
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE
 */
#ifndef __CALASTMIXBCHANNELLIST__
#define __CALASTMIXBCHANNELLIST__

#include "../CAMuxSocket.hpp"
#include "../CASymCipher.hpp"
#include "../CAMutex.hpp"
#include "CAChain.hpp"

struct t_deadlineEntry {
  timespec deadline;
  t_deadlineEntry* nextDeadline;
};

struct t_lastMixBChannelListEntry {
  HCHANNEL channelId;   
  CASymCipher* channelCipher;
  class CAChain* associatedChain;
  UINT16 remainingDownstreamPackets;

  t_deadlineEntry* firstResponseDeadline;

  class CALastMixBChannelList* associatedChannelList;

  t_lastMixBChannelListEntry* rightEntry;
  t_lastMixBChannelListEntry** rightEntryPointerOfLeftEntry;
};


class CALastMixBChannelList {
  public:
    CALastMixBChannelList();
    ~CALastMixBChannelList();

    t_lastMixBChannelListEntry* add(HCHANNEL a_channelId, CASymCipher* a_channelCipher, CAChain* a_associatedChain);
    t_lastMixBChannelListEntry* get(HCHANNEL a_channelId);
    void removeFromTable(t_lastMixBChannelListEntry* a_channelEntry);

  private:
    UINT32 m_channelTableSize;
    t_lastMixBChannelListEntry** m_pChannelTable;    
    CAMutex* m_pMutex;

    t_lastMixBChannelListEntry* getEntryInternal(HCHANNEL a_channelId);

};
#endif //__CALASTMIXBCHANNELLIST__
