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+/*
+ * @(#) declarations of eroute structures
+ *
+ * Copyright (C) 1996, 1997  John Ioannidis.
+ * Copyright (C) 1998, 1999, 2000, 2001  Richard Guy Briggs <[email protected]>
+ * Copyright (C) 2001                    Michael Richardson <[email protected]>
+ * 
+ * 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.  See <http://www.fsf.org/copyleft/gpl.txt>.
+ * 
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * for more details.
+ *
+ * RCSID $Id: ipsec_eroute.h,v 1.1 2004/03/15 20:35:25 as Exp $
+ *
+ * derived from ipsec_encap.h 1.15 on 2001/9/18 by mcr.
+ *
+ */
+
+#ifndef _IPSEC_EROUTE_H_
+
+#include "radij.h"
+#include "ipsec_encap.h"
+#include "ipsec_radij.h"
+
+/*
+ * The "type" is really part of the address as far as the routing
+ * system is concerned. By using only one bit in the type field
+ * for each type, we sort-of make sure that different types of
+ * encapsulation addresses won't be matched against the wrong type.
+ */
+
+/*
+ * An entry in the radix tree 
+ */
+
+struct rjtentry
+{
+	struct	radij_node rd_nodes[2];	/* tree glue, and other values */
+#define	rd_key(r)	((struct sockaddr_encap *)((r)->rd_nodes->rj_key))
+#define	rd_mask(r)	((struct sockaddr_encap *)((r)->rd_nodes->rj_mask))
+	short	rd_flags;
+	short	rd_count;
+};
+
+struct ident
+{
+	__u16	type;	/* identity type */
+	__u64	id;	/* identity id */
+	__u8	len;	/* identity len */
+	caddr_t	data;	/* identity data */
+};
+
+/*
+ * An encapsulation route consists of a pointer to a 
+ * radix tree entry and a SAID (a destination_address/SPI/protocol triple).
+ */
+
+struct eroute
+{
+	struct rjtentry er_rjt;
+	struct sa_id er_said;
+	uint32_t er_pid;
+	uint32_t er_count;
+	uint64_t er_lasttime;
+	struct sockaddr_encap er_eaddr; /* MCR get rid of _encap, it is silly*/
+	struct sockaddr_encap er_emask;
+        struct ident er_ident_s;
+        struct ident er_ident_d;
+	struct sk_buff* er_first;
+	struct sk_buff* er_last;
+};
+
+#define er_dst er_said.dst
+#define er_spi er_said.spi
+
+#define _IPSEC_EROUTE_H_
+#endif /* _IPSEC_EROUTE_H_ */
+
+/*
+ * $Log: ipsec_eroute.h,v $
+ * Revision 1.1  2004/03/15 20:35:25  as
+ * added files from freeswan-2.04-x509-1.5.3
+ *
+ * Revision 1.3  2002/04/24 07:36:46  mcr
+ * Moved from ./klips/net/ipsec/ipsec_eroute.h,v
+ *
+ * Revision 1.2  2001/11/26 09:16:13  rgb
+ * Merge MCR's ipsec_sa, eroute, proc and struct lifetime changes.
+ *
+ * Revision 1.1.2.1  2001/09/25 02:18:54  mcr
+ * 	struct eroute moved to ipsec_eroute.h
+ *
+ *
+ * Local variables:
+ * c-file-style: "linux"
+ * End:
+ *
+ */