Add kernel support for Protocol Independant Multicast (PIM)

Information: http://netweb.usc.edu/pim/

From Pavlin Radoslavov <pavlin@icir.org>

ok deraadt@ brad@

1 files changed, 82 insertions, 0 deletions

diff --git a/sys/netinet/pim_var.h b/sys/netinet/pim_var.h
new file mode 100644
index 00000000000..2dc8c84ba75
--- /dev/null
+++ b/sys/netinet/pim_var.h
@@ -0,0 +1,82 @@
+/*	$OpenBSD: pim_var.h,v 1.1 2005/01/14 14:51:28 mcbride Exp $	*/
+/*	$NetBSD: pim_var.h,v 1.1 2004/09/04 23:32:29 manu Exp $	*/
+
+/*
+ * Copyright (c) 1998-2000
+ * University of Southern California/Information Sciences Institute.
+ * 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.
+ *
+ * $FreeBSD: /repoman/r/ncvs/src/sys/netinet/pim_var.h,v 1.1 2003/08/07 18:17:43 hsu Exp $
+ */
+
+#ifndef _NETINET_PIM_VAR_H_
+#define _NETINET_PIM_VAR_H_
+
+/*
+ * Protocol Independent Multicast (PIM),
+ * kernel variables and implementation-specific definitions.
+ *
+ * Written by George Edmond Eddy (Rusty), ISI, February 1998.
+ * Modified by Pavlin Radoslavov, USC/ISI, May 1998, Aug 1999, October 2000.
+ * Modified by Hitoshi Asaeda, WIDE, August 1998.
+ */
+
+/*
+ * PIM statistics kept in the kernel
+ */
+struct pimstat {
+	u_quad_t pims_rcv_total_msgs;	   /* total PIM messages received    */
+	u_quad_t pims_rcv_total_bytes;	   /* total PIM bytes received	     */
+	u_quad_t pims_rcv_tooshort;	   /* rcvd with too few bytes	     */
+	u_quad_t pims_rcv_badsum;	   /* rcvd with bad checksum	     */
+	u_quad_t pims_rcv_badversion;	   /* rcvd bad PIM version	     */
+	u_quad_t pims_rcv_registers_msgs;  /* rcvd regs. msgs (data only)    */
+	u_quad_t pims_rcv_registers_bytes; /* rcvd regs. bytes (data only)   */
+	u_quad_t pims_rcv_registers_wrongiif; /* rcvd regs. on wrong iif     */
+	u_quad_t pims_rcv_badregisters;	   /* rcvd invalid registers	     */
+	u_quad_t pims_snd_registers_msgs;  /* sent regs. msgs (data only)    */
+	u_quad_t pims_snd_registers_bytes; /* sent regs. bytes (data only)   */
+};
+
+/*
+ * Names for PIM sysctl objects
+ */
+#define PIMCTL_STATS		1	/* statistics (read-only) */
+#define PIMCTL_MAXID		2
+
+#define PIMCTL_NAMES {			\
+	{ 0, 0 },			\
+	{ "stats", CTLTYPE_STRUCT },	\
+}
+
+#ifdef _KERNEL
+extern struct pimstat pimstat;
+
+void	pim_input(struct mbuf *, ...);
+#endif
+
+#endif /* _NETINET_PIM_VAR_H_ */