modules/wip/lanman/arp.h

   1 /*
   2   Copyright (c) 2010  jimmikaelkael <jimmikaelkael@wanadoo.fr>
   3   Licenced under Academic Free License version 3.0
   4 */
   5
   6 #ifndef ARP_H
   7 #define ARP_H
   8
   9 #include <tamtypes.h>
  10
  11 #include "lanman.h"
  12 #include "eth.h"
  13 #include "ip.h"
  14
  15 #define ARP_REQUEST     0x01
  16 #define ARP_REPLY       0x02
  17
  18 typedef struct {
  19         // Ethernet (14)
  20         eth_hdr_t eth;
  21
  22         // ARP (28)
  23         u16     arp_hwtype;
  24         u16     arp_protocoltype;
  25         u8      arp_hwsize;
  26         u8      arp_protocolsize;
  27         u16 arp_opcode;
  28         u8      arp_sender_eth_addr[6];
  29         ip_addr_t arp_sender_ip_addr;
  30         u8      arp_target_eth_addr[6];
  31         ip_addr_t arp_target_ip_addr;
  32 } arp_pkt_t __attribute__((packed));
  33
  34 void arp_init(g_param_t *gparam);
  35 void arp_input(void *buf, int size);
  36 void arp_request(void);
  37
  38 #endif /* ARP_H */