uip_arp.c File Reference

Implementation of the ARP Address Resolution Protocol.

Author

Adam Dunkels adam@.nosp@m.dunk.nosp@m.els.c.nosp@m.om

#include "net/ipv4/uip_arp.h"
#include <string.h>

Data Structures
struct	arp_entry
struct	arp_hdr
struct	ethip_hdr

Macros
#define	_DEBUG_   0
#define	ARP_HWTYPE_ETH   1
#define	ARP_REPLY   2
#define	ARP_REQUEST   1
#define	BUF   ((struct arp_hdr *)&uip_buf[0])
#define	IPBUF   ((struct ethip_hdr *)&uip_buf[0])
#define	PRINTF(...)

Functions
void	uip_arp_arpin (void)
	ARP processing for incoming IP packets. More...
void	uip_arp_init (void)
	Initialize the ARP module. More...
void	uip_arp_out (void)
	Prepend Ethernet header to an outbound IP packet and see if we need to send out an ARP request. More...
void	uip_arp_timer (void)
	Periodic ARP processing function. More...
static void	uip_arp_update (uip_ipaddr_t *ipaddr, struct uip_eth_addr *ethaddr)

Variables
static struct arp_entry	arp_table [UIP_ARPTAB_SIZE]
static uint8_t	arptime
static struct uip_eth_addr	broadcast_ethaddr
static uint8_t	c
static uint8_t	i
static uip_ipaddr_t	ipaddr
static uint8_t	tmpage