xref: /openbmc/u-boot/net/arp.h (revision c83c436d)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  *	Copied from Linux Monitor (LiMon) - Networking.
4  *
5  *	Copyright 1994 - 2000 Neil Russell.
6  *	(See License)
7  *	Copyright 2000 Roland Borde
8  *	Copyright 2000 Paolo Scaffardi
9  *	Copyright 2000-2002 Wolfgang Denk, wd@denx.de
10  */
11 
12 #ifndef __ARP_H__
13 #define __ARP_H__
14 
15 #include <common.h>
16 
17 extern struct in_addr net_arp_wait_packet_ip;
18 /* MAC address of waiting packet's destination */
19 extern uchar *arp_wait_packet_ethaddr;
20 extern int arp_wait_tx_packet_size;
21 extern ulong arp_wait_timer_start;
22 extern int arp_wait_try;
23 extern uchar *arp_tx_packet;
24 
25 void arp_init(void);
26 void arp_request(void);
27 void arp_raw_request(struct in_addr source_ip, const uchar *targetEther,
28 	struct in_addr target_ip);
29 int arp_timeout_check(void);
30 void arp_receive(struct ethernet_hdr *et, struct ip_udp_hdr *ip, int len);
31 
32 #endif /* __ARP_H__ */
33