Import of Linux 2.2.12 subset (ipv4 stack and related)

1 files changed, 133 insertions, 0 deletions

diff --git a/pfinet/linux-src/include/linux/if_arp.h b/pfinet/linux-src/include/linux/if_arp.h
new file mode 100644
index 00000000..39007c8b
--- /dev/null
+++ b/pfinet/linux-src/include/linux/if_arp.h
@@ -0,0 +1,133 @@
+/*
+ * INET		An implementation of the TCP/IP protocol suite for the LINUX
+ *		operating system.  INET is implemented using the  BSD Socket
+ *		interface as the means of communication with the user level.
+ *
+ *		Global definitions for the ARP (RFC 826) protocol.
+ *
+ * Version:	@(#)if_arp.h	1.0.1	04/16/93
+ *
+ * Authors:	Original taken from Berkeley UNIX 4.3, (c) UCB 1986-1988
+ *		Portions taken from the KA9Q/NOS (v2.00m PA0GRI) source.
+ *		Ross Biro, <bir7@leland.Stanford.Edu>
+ *		Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG>
+ *		Florian La Roche,
+ *		Jonathan Layes <layes@loran.com>
+ *
+ *		This program is free software; you can redistribute it and/or
+ *		modify it under the terms of the GNU General Public License
+ *		as published by the Free Software Foundation; either version
+ *		2 of the License, or (at your option) any later version.
+ */
+#ifndef _LINUX_IF_ARP_H
+#define _LINUX_IF_ARP_H
+
+#include <linux/netdevice.h>
+
+/* ARP protocol HARDWARE identifiers. */
+#define ARPHRD_NETROM	0		/* from KA9Q: NET/ROM pseudo	*/
+#define ARPHRD_ETHER 	1		/* Ethernet 10Mbps		*/
+#define	ARPHRD_EETHER	2		/* Experimental Ethernet	*/
+#define	ARPHRD_AX25	3		/* AX.25 Level 2		*/
+#define	ARPHRD_PRONET	4		/* PROnet token ring		*/
+#define	ARPHRD_CHAOS	5		/* Chaosnet			*/
+#define	ARPHRD_IEEE802	6		/* IEEE 802.2 Ethernet/TR/TB	*/
+#define	ARPHRD_ARCNET	7		/* ARCnet			*/
+#define	ARPHRD_APPLETLK	8		/* APPLEtalk			*/
+#define ARPHRD_DLCI	15		/* Frame Relay DLCI		*/
+#define ARPHRD_METRICOM	23		/* Metricom STRIP (new IANA id)	*/
+
+/* Dummy types for non ARP hardware */
+#define ARPHRD_SLIP	256
+#define ARPHRD_CSLIP	257
+#define ARPHRD_SLIP6	258
+#define ARPHRD_CSLIP6	259
+#define ARPHRD_RSRVD	260		/* Notional KISS type 		*/
+#define ARPHRD_ADAPT	264
+#define ARPHRD_ROSE	270
+#define ARPHRD_X25	271		/* CCITT X.25			*/
+#define ARPHRD_PPP	512
+#define ARPHRD_HDLC	513		/* (Cisco) HDLC 		*/
+#define ARPHRD_LAPB	516		/* LAPB				*/
+
+#define ARPHRD_TUNNEL	768		/* IPIP tunnel			*/
+#define ARPHRD_TUNNEL6	769		/* IPIP6 tunnel			*/
+#define ARPHRD_FRAD	770             /* Frame Relay Access Device    */
+#define ARPHRD_SKIP	771		/* SKIP vif			*/
+#define ARPHRD_LOOPBACK	772		/* Loopback device		*/
+#define ARPHRD_LOCALTLK 773		/* Localtalk device		*/
+#define ARPHRD_FDDI	774		/* Fiber Distributed Data Interface */
+#define ARPHRD_BIF      775             /* AP1000 BIF                   */
+#define ARPHRD_SIT	776		/* sit0 device - IPv6-in-IPv4	*/
+#define ARPHRD_IPDDP	777		/* IP over DDP tunneller	*/
+#define ARPHRD_IPGRE	778		/* GRE over IP			*/
+#define ARPHRD_PIMREG	779		/* PIMSM register interface	*/
+#define ARPHRD_HIPPI	780		/* High Performance Parallel Interface */
+#define ARPHRD_ASH	781		/* Nexus 64Mbps Ash		*/
+#define ARPHRD_ECONET	782		/* Acorn Econet			*/
+#define ARPHRD_IRDA 	783		/* Linux/IR			*/
+/* ARP works differently on different FC media .. so  */
+#define ARPHRD_FCPP	784		/* Point to point fibrechanel	*/
+#define ARPHRD_FCAL	785		/* Fibrechannel arbitrated loop */
+#define ARPHRD_FCPL	786		/* Fibrechannel public loop	*/
+#define ARPHRD_FCFABRIC	787		/* Fibrechannel fabric		*/
+	/* 787->799 reserved for fibrechannel media types */
+
+
+/* ARP protocol opcodes. */
+#define	ARPOP_REQUEST	1		/* ARP request			*/
+#define	ARPOP_REPLY	2		/* ARP reply			*/
+#define	ARPOP_RREQUEST	3		/* RARP request			*/
+#define	ARPOP_RREPLY	4		/* RARP reply			*/
+
+
+/* ARP ioctl request. */
+struct arpreq {
+  struct sockaddr	arp_pa;		/* protocol address		*/
+  struct sockaddr	arp_ha;		/* hardware address		*/
+  int			arp_flags;	/* flags			*/
+  struct sockaddr       arp_netmask;    /* netmask (only for proxy arps) */
+  char			arp_dev[16];
+};
+
+struct arpreq_old {
+  struct sockaddr	arp_pa;		/* protocol address		*/
+  struct sockaddr	arp_ha;		/* hardware address		*/
+  int			arp_flags;	/* flags			*/
+  struct sockaddr       arp_netmask;    /* netmask (only for proxy arps) */
+};
+
+/* ARP Flag values. */
+#define ATF_COM		0x02		/* completed entry (ha valid)	*/
+#define	ATF_PERM	0x04		/* permanent entry		*/
+#define	ATF_PUBL	0x08		/* publish entry		*/
+#define	ATF_USETRAILERS	0x10		/* has requested trailers	*/
+#define ATF_NETMASK     0x20            /* want to use a netmask (only
+					   for proxy entries) */
+#define ATF_DONTPUB	0x40		/* don't answer this addresses	*/
+
+/*
+ *	This structure defines an ethernet arp header.
+ */
+
+struct arphdr
+{
+	unsigned short	ar_hrd;		/* format of hardware address	*/
+	unsigned short	ar_pro;		/* format of protocol address	*/
+	unsigned char	ar_hln;		/* length of hardware address	*/
+	unsigned char	ar_pln;		/* length of protocol address	*/
+	unsigned short	ar_op;		/* ARP opcode (command)		*/
+
+#if 0
+	 /*
+	  *	 Ethernet looks like this : This bit is variable sized however...
+	  */
+	unsigned char		ar_sha[ETH_ALEN];	/* sender hardware address	*/
+	unsigned char		ar_sip[4];		/* sender IP address		*/
+	unsigned char		ar_tha[ETH_ALEN];	/* target hardware address	*/
+	unsigned char		ar_tip[4];		/* target IP address		*/
+#endif
+
+};
+
+#endif	/* _LINUX_IF_ARP_H */