X-Git-Url: https://git.subgeniuskitty.com/unix-history/.git/blobdiff_plain/70c5ff60d1941f516ccecfed566bd4d0aaf43b6a..a12eac9b54943f621bdfc785076e219d5d1b2e55:/sys/net/if_arp.h

diff --git a/sys/net/if_arp.h b/sys/net/if_arp.h
index 8c2eb5d7d9..2b51fa8f89 100644
--- a/sys/net/if_arp.h
+++ b/sys/net/if_arp.h
@@ -31,9 +31,12 @@
  * SUCH DAMAGE.
  *
  *	from: @(#)if_arp.h	7.4 (Berkeley) 6/28/90
- *	$Id$
+ *	$Id: if_arp.h,v 1.4 1993/11/17 23:31:43 wollman Exp $
  */
 
+#ifndef _NET_IF_ARP_H_
+#define _NET_IF_ARP_H_ 1
+
 /*
  * Address Resolution Protocol.
  *
@@ -57,10 +60,10 @@ struct	arphdr {
  * The remaining fields are variable in size,
  * according to the sizes above.
  */
-/*	u_char	ar_sha[];	/* sender hardware address */
-/*	u_char	ar_spa[];	/* sender protocol address */
-/*	u_char	ar_tha[];	/* target hardware address */
-/*	u_char	ar_tpa[];	/* target protocol address */
+/*	u_char	ar_sha[];*/	/* sender hardware address */
+/*	u_char	ar_spa[];*/	/* sender protocol address */
+/*	u_char	ar_tha[];*/	/* target hardware address */
+/*	u_char	ar_tpa[];*/	/* target protocol address */
 };
 
 /*
@@ -71,9 +74,21 @@ struct arpreq {
 	struct	sockaddr arp_ha;		/* hardware address */
 	int	arp_flags;			/* flags */
 };
+
 /*  arp_flags and at_flags field values */
 #define	ATF_INUSE	0x01	/* entry in use */
 #define ATF_COM		0x02	/* completed entry (enaddr valid) */
 #define	ATF_PERM	0x04	/* permanent entry */
 #define	ATF_PUBL	0x08	/* publish entry (respond for other host) */
 #define	ATF_USETRAILERS	0x10	/* has requested trailers */
+
+/*
+ * This doesn't really belong here, but there is no obvious other place
+ * to put it that will get seen by every client...
+ */
+struct mbuf; struct sockaddr; struct ifnet; struct rtentry;
+
+extern int 
+ether_output(struct ifnet *, struct mbuf*, struct sockaddr*, struct rtentry *);
+
+#endif /* _NET_IF_ARP_H_ */