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[src/trunk]: src/sys/netinet IPv4 PIM support, based on submission from Pavli...
details: https://anonhg.NetBSD.org/src/rev/63dfb7cfa0cb
branches: trunk
changeset: 569762:63dfb7cfa0cb
user: manu <manu%NetBSD.org@localhost>
date: Sat Sep 04 23:32:29 2004 +0000
description:
IPv4 PIM support, based on submission from Pavlin Radoslavov on tech-net@ :
two new files I forgot to add on the first cvs commit.
diffstat:
sys/netinet/pim.h | 121 ++++++++++++++++++++++++++++++++++++++++++++++++++
sys/netinet/pim_var.h | 81 +++++++++++++++++++++++++++++++++
2 files changed, 202 insertions(+), 0 deletions(-)
diffs (210 lines):
diff -r 2550a93ae5d8 -r 63dfb7cfa0cb sys/netinet/pim.h
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/netinet/pim.h Sat Sep 04 23:32:29 2004 +0000
@@ -0,0 +1,121 @@
+/* $NetBSD: pim.h,v 1.1 2004/09/04 23:32:29 manu Exp $ */
+
+/*
+ * Copyright (c) 1996-2000
+ * 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.h,v 1.2 2004/03/08 07:45:32 hsu Exp $
+ */
+
+#ifndef _NETINET_PIM_H_
+#define _NETINET_PIM_H_
+
+/*
+ * Protocol Independent Multicast (PIM) definitions.
+ * RFC 2362, June 1998.
+ *
+ * Written by Ahmed Helmy, USC/SGI, July 1996.
+ * Modified by George Edmond Eddy (Rusty), ISI, February 1998.
+ * Modified by Pavlin Radoslavov, USC/ISI, May 1998, October 2000.
+ */
+
+#include <sys/types.h>
+
+#ifndef _PIM_VT
+#ifndef BYTE_ORDER
+# error BYTE_ORDER is not defined!
+#endif
+#if (BYTE_ORDER != BIG_ENDIAN) && (BYTE_ORDER != LITTLE_ENDIAN)
+# error BYTE_ORDER must be defined to either BIG_ENDIAN or LITTLE_ENDIAN
+#endif
+#endif /* ! _PIM_VT */
+
+/*
+ * PIM packet header
+ */
+struct pim {
+#ifdef _PIM_VT
+ uint8_t pim_vt; /* PIM version and message type */
+#else /* ! _PIM_VT */
+#if BYTE_ORDER == BIG_ENDIAN
+ u_int pim_vers:4, /* PIM protocol version */
+ pim_type:4; /* PIM message type */
+#endif
+#if BYTE_ORDER == LITTLE_ENDIAN
+ u_int pim_type:4, /* PIM message type */
+ pim_vers:4; /* PIM protocol version */
+#endif
+#endif /* ! _PIM_VT */
+ uint8_t pim_reserved; /* Reserved */
+ uint16_t pim_cksum; /* IP-style checksum */
+};
+/* KAME-related name backward compatibility */
+#define pim_ver pim_vers
+#define pim_rsv pim_reserved
+
+#ifdef _PIM_VT
+#define PIM_MAKE_VT(v, t) (0xff & (((v) << 4) | (0x0f & (t))))
+#define PIM_VT_V(x) (((x) >> 4) & 0x0f)
+#define PIM_VT_T(x) ((x) & 0x0f)
+#endif /* _PIM_VT */
+
+#define PIM_VERSION 2
+#define PIM_MINLEN 8 /* PIM message min. length */
+#define PIM_REG_MINLEN (PIM_MINLEN+20) /* PIM Register hdr + inner IPv4 hdr */
+#define PIM6_REG_MINLEN (PIM_MINLEN+40) /* PIM Register hdr + inner IPv6 hdr */
+
+/*
+ * PIM message types
+ */
+#define PIM_HELLO 0x0 /* PIM-SM and PIM-DM */
+#define PIM_REGISTER 0x1 /* PIM-SM only */
+#define PIM_REGISTER_STOP 0x2 /* PIM-SM only */
+#define PIM_JOIN_PRUNE 0x3 /* PIM-SM and PIM-DM */
+#define PIM_BOOTSTRAP 0x4 /* PIM-SM only */
+#define PIM_ASSERT 0x5 /* PIM-SM and PIM-DM */
+#define PIM_GRAFT 0x6 /* PIM-DM only */
+#define PIM_GRAFT_ACK 0x7 /* PIM-DM only */
+#define PIM_CAND_RP_ADV 0x8 /* PIM-SM only */
+#define PIM_ALL_DF_ELECTION 0xa /* Bidir-PIM-SM only */
+
+/*
+ * PIM-Register message flags
+ */
+#define PIM_BORDER_REGISTER 0x80000000U /* The Border bit (host-order) */
+#define PIM_NULL_REGISTER 0x40000000U /* The Null-Register bit (host-order)*/
+
+/*
+ * All-PIM-Routers IPv4 and IPv6 multicast addresses
+ */
+#define INADDR_ALLPIM_ROUTERS_GROUP (uint32_t)0xe000000dU /* 224.0.0.13 */
+#define IN6ADDR_LINKLOCAL_ALLPIM_ROUTERS "ff02::d"
+#define IN6ADDR_LINKLOCAL_ALLPIM_ROUTERS_INIT \
+ {{{ 0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0d }}}
+
+#endif /* _NETINET_PIM_H_ */
diff -r 2550a93ae5d8 -r 63dfb7cfa0cb sys/netinet/pim_var.h
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/netinet/pim_var.h Sat Sep 04 23:32:29 2004 +0000
@@ -0,0 +1,81 @@
+/* $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_ */
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