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/* Nonstandard header */
#ifndef _NET_IF_ARP_H
#define _NET_IF_ARP_H
#ifdef __cplusplus
extern "C" {
#endif

#include <inttypes.h>
#include <sys/types.h>
#include <sys/socket.h>

#define MAX_ADDR_LEN	7

#define	ARPOP_REQUEST	1
#define	ARPOP_REPLY	2
#define	ARPOP_RREQUEST	3
#define	ARPOP_RREPLY	4
#define	ARPOP_InREQUEST	8
#define	ARPOP_InREPLY	9
#define	ARPOP_NAK	10

struct arphdr {
	uint16_t ar_hrd;
	uint16_t ar_pro;
	uint8_t ar_hln;
	uint8_t ar_pln;
	uint16_t ar_op;
};


#define ARPHRD_NETROM	0
#define ARPHRD_ETHER 	1
#define	ARPHRD_EETHER	2
#define	ARPHRD_AX25	3
#define	ARPHRD_PRONET	4
#define	ARPHRD_CHAOS	5
#define	ARPHRD_IEEE802	6
#define	ARPHRD_ARCNET	7
#define	ARPHRD_APPLETLK	8
#define	ARPHRD_DLCI	15
#define	ARPHRD_ATM	19
#define	ARPHRD_METRICOM	23
#define ARPHRD_IEEE1394	24
#define ARPHRD_EUI64		27
#define ARPHRD_INFINIBAND	32
#define ARPHRD_SLIP	256
#define ARPHRD_CSLIP	257
#define ARPHRD_SLIP6	258
#define ARPHRD_CSLIP6	259
#define ARPHRD_RSRVD	260
#define ARPHRD_ADAPT	264
#define ARPHRD_ROSE	270
#define ARPHRD_X25	271
#define ARPHRD_HWX25	272
#define ARPHRD_CAN	280
#define ARPHRD_PPP	512
#define ARPHRD_CISCO	513
#define ARPHRD_HDLC	ARPHRD_CISCO
#define ARPHRD_LAPB	516
#define ARPHRD_DDCMP	517
#define	ARPHRD_RAWHDLC	518

#define ARPHRD_TUNNEL	768
#define ARPHRD_TUNNEL6	769
#define ARPHRD_FRAD	770
#define ARPHRD_SKIP	771
#define ARPHRD_LOOPBACK	772
#define ARPHRD_LOCALTLK 773
#define ARPHRD_FDDI	774
#define ARPHRD_BIF	775
#define ARPHRD_SIT	776
#define ARPHRD_IPDDP	777
#define ARPHRD_IPGRE	778
#define ARPHRD_PIMREG	779
#define ARPHRD_HIPPI	780
#define ARPHRD_ASH	781
#define ARPHRD_ECONET	782
#define ARPHRD_IRDA	783
#define ARPHRD_FCPP	784
#define ARPHRD_FCAL	785
#define ARPHRD_FCPL	786
#define ARPHRD_FCFABRIC 787
#define ARPHRD_IEEE802_TR 800
#define ARPHRD_IEEE80211 801
#define ARPHRD_IEEE80211_PRISM 802
#define ARPHRD_IEEE80211_RADIOTAP 803
#define ARPHRD_IEEE802154 804
#define ARPHRD_IEEE802154_MONITOR 805
#define ARPHRD_PHONET 820
#define ARPHRD_PHONET_PIPE 821
#define ARPHRD_CAIF 822
#define ARPHRD_IP6GRE 823
#define ARPHRD_NETLINK 824
#define ARPHRD_6LOWPAN 825
#define ARPHRD_VSOCKMON 826

#define ARPHRD_VOID	  0xFFFF
#define ARPHRD_NONE	  0xFFFE

struct arpreq {
	struct sockaddr arp_pa;
	struct sockaddr arp_ha;
	int arp_flags;
	struct sockaddr arp_netmask;
	char arp_dev[16];
};

struct arpreq_old {
	struct sockaddr arp_pa;
	struct sockaddr arp_ha;
	int arp_flags;
	struct sockaddr arp_netmask;
};

#define ATF_COM		0x02
#define	ATF_PERM	0x04
#define	ATF_PUBL	0x08
#define	ATF_USETRAILERS	0x10
#define ATF_NETMASK     0x20
#define ATF_DONTPUB	0x40
#define ATF_MAGIC	0x80

#define ARPD_UPDATE	0x01
#define ARPD_LOOKUP	0x02
#define ARPD_FLUSH	0x03

struct arpd_request {
	unsigned short req;
	uint32_t ip;
	unsigned long dev;
	unsigned long stamp;
	unsigned long updated;
	unsigned char ha[MAX_ADDR_LEN];
};



#ifdef __cplusplus
}
#endif
#endif