arp.h File Reference

#include "net/pbuf.h"
#include "net/ipv4/ip_addr.h"
#include "net/netif.h"

Go to the source code of this file.

Data Structures
struct	eth_addr
struct	eth_hdr
Defines
#define	ARP_TMR_INTERVAL   10000
#define	ETHTYPE_ARP   0x0806
#define	ETHTYPE_IP   0x0800
Functions
pbuf *	arp_arp_input (struct netif *netif, struct eth_addr *ethaddr, struct pbuf *p)
void	arp_init (void)
void	arp_ip_input (struct netif *netif, struct pbuf *p)
eth_addr *	arp_lookup (struct ip_addr *ipaddr)
pbuf *	arp_query (struct netif *netif, struct eth_addr *ethaddr, struct ip_addr *ipaddr)
void	arp_tmr (void)
Variables
eth_hdr	PACK_STRUCT_STRUCT
eth_addr	PACK_STRUCT_STRUCT

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Define Documentation

#define ARP_TMR_INTERVAL   10000

Definition at line 58 of file arp.h.

Referenced by arp_timer(), and ethernetif_init().

#define ETHTYPE_ARP   0x0806

Definition at line 60 of file arp.h.

Referenced by arp_arp_input(), arp_query(), and ethernetif_input().

#define ETHTYPE_IP   0x0800

Definition at line 61 of file arp.h.

Referenced by arp_arp_input(), arp_query(), ethernetif_input(), and ethernetif_output().

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Function Documentation

struct pbuf* arp_arp_input	(	struct netif *	netif,
		struct eth_addr *	ethaddr,
		struct pbuf *	p
	)

Definition at line 197 of file arp.c.

References add_arp_entry(), ARP_REPLY, ARP_REQUEST, ARPH_HWLEN_SET, ARPH_PROTOLEN_SET, ETHTYPE_ARP, ETHTYPE_IP, htons, HWTYPE_ETHERNET, netif::ip_addr, ip_addr_cmp, ip_addr_set, kprintf(), NULL, pbuf::payload, pbuf_free(), and pbuf::tot_len.

Referenced by ethernetif_input().

void arp_init

(

void

)

Definition at line 93 of file arp.c.

References arp_table, ARP_TABLE_SIZE, IP_ADDR_ANY, ip_addr_set, and arp_entry::ipaddr.

Referenced by ethernetif_init().

void arp_ip_input	(	struct netif *	netif,
		struct pbuf *	p
	)

Definition at line 181 of file arp.c.

References add_arp_entry(), ARP_DEBUG, DEBUGF, netif::ip_addr, ip_addr_maskcmp, netif::netmask, and pbuf::payload.

Referenced by ethernetif_input().

struct eth_addr* arp_lookup

(

struct ip_addr *

ipaddr

)

Definition at line 253 of file arp.c.

References arp_table, ARP_TABLE_SIZE, ip_addr_cmp, and NULL.

Referenced by ethernetif_output().

struct pbuf* arp_query	(	struct netif *	netif,
		struct eth_addr *	ethaddr,
		struct ip_addr *	ipaddr
	)

Definition at line 266 of file arp.c.

References ARP_REQUEST, ARPH_HWLEN_SET, ARPH_PROTOLEN_SET, ETHTYPE_ARP, ETHTYPE_IP, htons, HWTYPE_ETHERNET, netif::ip_addr, ip_addr_set, NULL, pbuf::payload, pbuf_alloc(), PBUF_LINK, and PBUF_RAM.

Referenced by ethernetif_output().

void arp_tmr

(

void

)

Definition at line 104 of file arp.c.

References ARP_DEBUG, ARP_MAXAGE, arp_table, ARP_TABLE_SIZE, ctime, DEBUGF, IP_ADDR_ANY, ip_addr_isany, ip_addr_set, and arp_entry::ipaddr.

Referenced by arp_timer().

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Variable Documentation

struct eth_hdr PACK_STRUCT_STRUCT

struct eth_addr PACK_STRUCT_STRUCT

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