IPSEC support in the kernel.

pr_input() routines prototype is also changed to support IPSEC and IPV6
chained protocol headers.

Reviewed by: freebsd-arch, cvs-committers
Obtained from: KAME project

1 files changed, 103 insertions, 0 deletions

diff --git a/sys/netinet/ipprotosw.h b/sys/netinet/ipprotosw.h
new file mode 100644
index 0000000..0ecb64d
--- /dev/null
+++ b/sys/netinet/ipprotosw.h
@@ -0,0 +1,103 @@
+/*
+ * Copyright (C) 1995, 1996, 1997, 1998, and 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.
+ */
+
+/*-
+ * Copyright (c) 1982, 1986, 1993
+ *	The Regents of the University of California.  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. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by the University of
+ *	California, Berkeley and its contributors.
+ * 4. Neither the name of the University 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 REGENTS 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 REGENTS 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.
+ *
+ *	@(#)protosw.h	8.1 (Berkeley) 6/2/93
+ * $FreeBSD$
+ */
+
+#ifndef _NETINET_IPPROTOSW_H_
+#define _NETINET_IPPROTOSW_H_
+
+/* Forward declare these structures referenced from prototypes below. */
+struct mbuf;
+struct proc;
+struct sockaddr;
+struct socket;
+struct sockopt;
+
+struct ipprotosw {
+	short	pr_type;		/* socket type used for */
+	struct	domain *pr_domain;	/* domain protocol a member of */
+	short	pr_protocol;		/* protocol number */
+	short	pr_flags;		/* see below */
+/* protocol-protocol hooks */
+	void	(*pr_input) __P((struct mbuf *, int off, int proto));
+					/* input to protocol (from below) */
+	int	(*pr_output)	__P((struct mbuf *m, struct socket *so));
+					/* output to protocol (from above) */
+	void	(*pr_ctlinput)__P((int, struct sockaddr *, void *));
+					/* control input (from below) */
+	int	(*pr_ctloutput)__P((struct socket *, struct sockopt *));
+					/* control output (from above) */
+/* user-protocol hook */
+	void	*pr_ousrreq;
+/* utility hooks */
+	void	(*pr_init) __P((void));	/* initialization hook */
+	void	(*pr_fasttimo) __P((void));
+					/* fast timeout (200ms) */
+	void	(*pr_slowtimo) __P((void));
+					/* slow timeout (500ms) */
+	void	(*pr_drain) __P((void));
+					/* flush any excess space possible */
+	struct	pr_usrreqs *pr_usrreqs;	/* supersedes pr_usrreq() */
+};
+
+#endif /* !_NETINET_IPPROTOSW_H_ */