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3886 mejdrech 1
/*
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 * Copyright (c) 2008 Lukas Mejdrech
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 * All rights reserved.
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 *
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 * Redistribution and use in source and binary forms, with or without
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 * modification, are permitted provided that the following conditions
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 * are met:
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 *
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 * - Redistributions of source code must retain the above copyright
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 *   notice, this list of conditions and the following disclaimer.
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 * - Redistributions in binary form must reproduce the above copyright
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 *   notice, this list of conditions and the following disclaimer in the
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 *   documentation and/or other materials provided with the distribution.
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 * - The name of the author may not be used to endorse or promote products
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 *   derived from this software without specific prior written permission.
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 */
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/** @addtogroup net
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 *  @{
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 */
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/** @file
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 */
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#ifndef __NET_PACKET_H__
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#define __NET_PACKET_H__
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typedef unsigned int    packet_id_t;
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typedef struct packet * packet_t;
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typedef packet_t *  packet_ref;
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typedef enum packet_mode    packet_mode_t;
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enum    packet_mode{
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    PM_ONEWAY,
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    PM_RETURN
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};
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packet_t pm_find( packet_id_t packet_id );
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int pm_add( packet_t packet );
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int pm_init( void );
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void pm_destroy( void );
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packet_t    pq_add( packet_t first, packet_t packet, int order, size_t metric );
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packet_t pq_detach( packet_t packet );
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int pq_set( packet_t packet, int order, size_t metric );
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void    pq_destroy( packet_t first, void ( * packet_release )( packet_t packet ));
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#endif
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/** @}
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 */