GRE/MobileIP input routine processing, from NetBSD (with a few

changes). Also, minor cleanup in in_proto.c

1 files changed, 72 insertions, 0 deletions

diff --git a/sys/netinet/ip_gre.h b/sys/netinet/ip_gre.h
new file mode 100644
index 00000000000..9359558157a
--- /dev/null
+++ b/sys/netinet/ip_gre.h
@@ -0,0 +1,72 @@
+/*      $OpenBSD: ip_gre.h,v 1.1 2000/01/07 21:38:01 angelos Exp $ */
+/*	$NetBSD: ip_gre.h,v 1.3 1998/10/07 23:33:02 thorpej Exp $ */
+
+/*
+ * Copyright (c) 1998 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Heiko W.Rupp <hwr@pilhuhn.de>
+ *
+ * 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 NetBSD
+ *        Foundation, Inc. and its contributors.
+ * 4. Neither the name of The NetBSD Foundation 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
+ */
+
+/*
+ * Names for GRE sysctl objects
+ */
+#define GRECTL_ALLOW    1		/* accept incoming GRE packets */
+#define GRECTL_MAXID    2
+ 
+#define GRECTL_NAMES { \
+        { 0, 0 }, \
+        { "allow", CTLTYPE_INT }, \
+} 
+
+/*
+ * Names for MobileIP sysctl objects
+ */
+#define MOBILEIPCTL_ALLOW    1		/* accept incoming MobileIP packets */
+#define MOBILEIPCTL_MAXID    2
+
+#define MOBILEIPCTL_NAMES { \
+        { 0, 0 }, \
+        { "allow", CTLTYPE_INT }, \
+}
+
+#ifdef _KERNEL
+void gre_input __P((struct mbuf *, ...));
+void gre_mobile_input __P((struct mbuf *, ...));
+
+int     ipmobile_sysctl __P((int *, u_int, void *, size_t *, void *, size_t));
+int     gre_sysctl __P((int *, u_int, void *, size_t *, void *, size_t));
+
+#ifndef MROUTING
+void gre_ipip_input __P((struct mbuf *, ...));
+#endif
+#endif /* _KERNEL */