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Fakulta informačních technologií

enc28j60_eth.h

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00001 /*******************************************************************************
00002    enc28j60_eth.h: Linková vrstva modelu TCP/IP
00003    Copyright (C) 2010 Brno University of Technology,
00004                       Faculty of Information Technology
00005    Author(s): Martin Musil <xmusil34 AT fit.vutbr.cz>
00006 
00007    LICENSE TERMS
00008 
00009    Redistribution and use in source and binary forms, with or without
00010    modification, are permitted provided that the following conditions
00011    are met:
00012    1. Redistributions of source code must retain the above copyright
00013       notice, this list of conditions and the following disclaimer.
00014    2. Redistributions in binary form must reproduce the above copyright
00015       notice, this list of conditions and the following disclaimer in
00016       the documentation and/or other materials provided with the
00017       distribution.
00018    3. All advertising materials mentioning features or use of this software
00019       or firmware must display the following acknowledgement:
00020 
00021         This product includes software developed by the University of
00022         Technology, Faculty of Information Technology, Brno and its
00023         contributors.
00024 
00025    4. Neither the name of the Company nor the names of its contributors
00026       may be used to endorse or promote products derived from this
00027       software without specific prior written permission.
00028 
00029    This software or firmware is provided ``as is'', and any express or implied
00030    warranties, including, but not limited to, the implied warranties of
00031    merchantability and fitness for a particular purpose are disclaimed.
00032    In no event shall the company or contributors be liable for any
00033    direct, indirect, incidental, special, exemplary, or consequential
00034    damages (including, but not limited to, procurement of substitute
00035    goods or services; loss of use, data, or profits; or business
00036    interruption) however caused and on any theory of liability, whether
00037    in contract, strict liability, or tort (including negligence or
00038    otherwise) arising in any way out of the use of this software, even
00039    if advised of the possibility of such damage.
00040 
00041    $Id$
00042 
00043 *******************************************************************************/ 
00044 
00054 #ifndef _ENC28J60_ETH_
00055 #define _ENC28J60_ETH_
00056 
00057 #define ETH_PROTO_ARP 0x0806    
00058 #define ETH_PROTO_IP  0x0800    
00059 
00060 #define ETH_HEADER_LEN 14               
00061 
00062 #define MAC_LEN 6                               
00063 
00064 #define CTRL_BYTE 0x00          
00065 
00066 
00070 struct eth_h{
00071                 unsigned char dest_addr[MAC_LEN];       
00072                 unsigned char src_addr[MAC_LEN];        
00073                 unsigned int type_len;                          
00074 };
00075 
00083 void ENC28J60_idle();
00084 
00092 void eth_recv();
00093 
00094 
00100 char eth_send(unsigned char* dest_addr,unsigned int type);
00101 
00113 inline char set_mac(unsigned char* mac_ptr);
00114 
00115 
00116 
00117 #endif /*_ENC28J60_ETH_*/