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enc28j60_arp.h

   1  /*******************************************************************************
   2     enc28j60_arp.h: Implementace protokolu ARP.
   3     Copyright (C) 2010 Brno University of Technology,
   4                        Faculty of Information Technology
   5     Author(s): Martin Musil <xmusil34 AT fit.vutbr.cz>
   6  
   7     LICENSE TERMS
   8  
   9     Redistribution and use in source and binary forms, with or without
  10     modification, are permitted provided that the following conditions
  11     are met:
  12     1. Redistributions of source code must retain the above copyright
  13        notice, this list of conditions and the following disclaimer.
  14     2. Redistributions in binary form must reproduce the above copyright
  15        notice, this list of conditions and the following disclaimer in
  16        the documentation and/or other materials provided with the
  17        distribution.
  18     3. All advertising materials mentioning features or use of this software
  19        or firmware must display the following acknowledgement:
  20  
  21          This product includes software developed by the University of
  22          Technology, Faculty of Information Technology, Brno and its
  23          contributors.
  24  
  25     4. Neither the name of the Company nor the names of its contributors
  26        may be used to endorse or promote products derived from this
  27        software without specific prior written permission.
  28  
  29     This software or firmware is provided ``as is'', and any express or implied
  30     warranties, including, but not limited to, the implied warranties of
  31     merchantability and fitness for a particular purpose are disclaimed.
  32     In no event shall the company or contributors be liable for any
  33     direct, indirect, incidental, special, exemplary, or consequential
  34     damages (including, but not limited to, procurement of substitute
  35     goods or services; loss of use, data, or profits; or business
  36     interruption) however caused and on any theory of liability, whether
  37     in contract, strict liability, or tort (including negligence or
  38     otherwise) arising in any way out of the use of this software, even
  39     if advised of the possibility of such damage.
  40  
  41     $Id$
  42  
  43  *******************************************************************************/
  44  
  45  /**
  46  	\file enc28j60_arp.h
  47  	\brief Implementace protokolu ARP.
  48  */
  49  
  50  #ifndef _ENC28J60_ARP_
  51  #define _ENC28J60_ARP_
  52  
  53  /**
  54   \cond
  55   **/
  56  
  57  
  58  
  59  
  60  
  61  
  62  #define ARP_TABLE_SIZE 6	///< velikost ARP tabulky
  63  
  64  
  65  
  66  /**
  67  
  68   \struct arp_h
  69   **/
  70  struct arp_h{
  71  
  72  
  73  
  74  
  75  	unsigned int operation;				///< typ operace
  76  
  77  
  78  
  79  
  80  };
  81  
  82  /**
  83  
  84   \struct arp_record
  85   **/
  86  struct arp_record{
  87  	unsigned int ip;				///< IP adresa
  88  	unsigned char mac[MAC_LEN];		///< MAC adresa
  89  };
  90  
  91  
  92  /**
  93  
  94   **/
  95  void arp_recv();
  96  
  97  /**
  98   \endcond
  99   **/
 100  
 101  /**
 102  
 103   **/
 104  void arp_table_clear();
 105  
 106  /**
 107   \cond
 108   **/
 109  
 110  /**
 111  
 112  
 113   **/
 114  char arp_send(unsigned long dest_ip);
 115  
 116  /**
 117   \endcond
 118   **/
 119  
 120  /**
 121  
 122   \param ip - IP adresa
 123   \param mac - MAC adresa
 124   **/
 125  void arp_table_add(int ip,unsigned char* mac);
 126  
 127  /**
 128   \cond
 129   **/
 130  
 131  /**
 132  
 133  
 134  
 135   \retval jinak - MAC adresa
 136   **/
 137  unsigned char* arp_table_find(int ip);
 138  
 139  /**
 140   \endcond
 141   **/
 142  
 143  #endif /*_ENC28J60_ARP_*/
 144