sync with kame tree as of july00. tons of bug fixes/improvements.

API changes:
- additional IPv6 ioctls
- IPsec PF_KEY API was changed, it is mandatory to upgrade setkey(8).
  (also syntax change)

1 files changed, 67 insertions, 0 deletions

diff --git a/sys/netinet6/ipcomp.h b/sys/netinet6/ipcomp.h
new file mode 100644
index 000000000000..dea5ea8e7097
--- /dev/null
+++ b/sys/netinet6/ipcomp.h
@@ -0,0 +1,67 @@
+/*	$FreeBSD$	*/
+/*	$KAME: ipcomp.h,v 1.7 2000/05/18 12:45:13 sumikawa Exp $	*/
+
+/*
+ * Copyright (C) 1999 WIDE Project.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the project nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+/*
+ * RFC2393 IP payload compression protocol (IPComp).
+ */
+
+#ifndef _NETINET6_IPCOMP_H_
+#define _NETINET6_IPCOMP_H_
+
+struct ipcomp {
+	u_int8_t comp_nxt;	/* Next Header */
+	u_int8_t comp_flags;	/* reserved, must be zero */
+	u_int16_t comp_cpi;	/* Compression parameter index */
+};
+
+/* well-known algorithm number (in CPI), from RFC2409 */
+#define IPCOMP_OUI	1	/* vendor specific */
+#define IPCOMP_DEFLATE	2	/* RFC2394 */
+#define IPCOMP_LZS	3	/* RFC2395 */
+#define IPCOMP_MAX	4
+
+#define IPCOMP_CPI_NEGOTIATE_MIN	256
+
+#ifdef _KERNEL
+struct ipcomp_algorithm {
+	int (*compress) __P((struct mbuf *, struct mbuf *, size_t *));
+	int (*decompress) __P((struct mbuf *, struct mbuf *, size_t *));
+	size_t minplen;		/* minimum required length for compression */
+};
+
+struct ipsecrequest;
+extern struct ipcomp_algorithm ipcomp_algorithms[];
+extern void ipcomp4_input __P((struct mbuf *, ...));
+extern int ipcomp4_output __P((struct mbuf *, struct ipsecrequest *));
+#endif /*KERNEL*/
+
+#endif /*_NETINET6_IPCOMP_H_*/