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Current Path: /usr/src/contrib/tcpdump

📁 ..
📄 CHANGES(57.87 KB)
📄 CONTRIBUTING(5.93 KB)
📄 CREDITS(14.57 KB)
📄 INSTALL.txt(5.25 KB)
📄 LICENSE(873 B)
📄 Makefile-devel-adds(614 B)
📄 Makefile.in(9.96 KB)
📄 PLATFORMS(567 B)
📄 README(9.04 KB)
📄 README.md(9.04 KB)
📄 VERSION(6 B)
📄 addrtoname.c(33.19 KB)
📄 addrtoname.h(2.78 KB)
📄 addrtostr.c(5.64 KB)
📄 addrtostr.h(2.03 KB)
📄 af.c(1.96 KB)
📄 af.h(1.81 KB)
📄 ah.h(2.34 KB)
📄 appletalk.h(4.06 KB)
📄 ascii_strcasecmp.c(3.5 KB)
📄 ascii_strcasecmp.h(1.49 KB)
📄 atime.awk(529 B)
📄 atm.h(1.14 KB)
📄 bpf_dump.c(1.9 KB)
📄 chdlc.h(1.31 KB)
📄 checksum.c(5.25 KB)
📄 config.guess(43.17 KB)
📄 config.h.in(11.19 KB)
📄 config.sub(34.93 KB)
📄 configure(255.88 KB)
📄 configure.ac(25.05 KB)
📄 configure.in(25.66 KB)
📄 cpack.c(3.92 KB)
📄 cpack.h(2.37 KB)
📄 ether.h(2.34 KB)
📄 ethertype.h(5.58 KB)
📄 extract.h(11.48 KB)
📄 funcattrs.h(4.42 KB)
📄 getopt_long.h(2.52 KB)
📄 gmpls.c(5.82 KB)
📄 gmpls.h(1.38 KB)
📄 gmt2local.c(2.01 KB)
📄 gmt2local.h(1.21 KB)
📄 in_cksum.c(6.44 KB)
📄 install-sh(5.45 KB)
📄 interface.h(2.29 KB)
📄 ip.h(5.75 KB)
📄 ip6.h(7.6 KB)
📄 ipproto.c(16.49 KB)
📄 ipproto.h(4.72 KB)
📄 l2vpn.c(3.36 KB)
📄 l2vpn.h(781 B)
📁 lbl
📄 llc.h(3.72 KB)
📄 machdep.c(2.58 KB)
📄 machdep.h(1.24 KB)
📄 makemib(6.41 KB)
📄 mib.h(26.33 KB)
📁 missing
📄 mkdep(2.43 KB)
📄 mpls.h(1.93 KB)
📄 nameser.h(10.8 KB)
📄 netdissect-stdinc.h(9.93 KB)
📄 netdissect.c(3.38 KB)
📄 netdissect.h(30.13 KB)
📄 nfs.h(13.37 KB)
📄 nfsfh.h(2.57 KB)
📄 nlpid.c(1.27 KB)
📄 nlpid.h(1.3 KB)
📄 openflow.h(2.14 KB)
📄 ospf.h(10.21 KB)
📄 oui.c(3.83 KB)
📄 oui.h(4.06 KB)
📄 packetdat.awk(1.39 KB)
📄 parsenfsfh.c(12.87 KB)
📄 pcap-missing.h(1.8 KB)
📄 pcap_dump_ftell.c(1.29 KB)
📄 ppp.h(3.07 KB)
📄 print-802_11.c(91.47 KB)
📄 print-802_15_4.c(5.5 KB)
📄 print-ah.c(2.02 KB)
📄 print-ahcp.c(10.73 KB)
📄 print-aodv.c(15.98 KB)
📄 print-aoe.c(11.13 KB)
📄 print-ap1394.c(4 KB)
📄 print-arcnet.c(8.83 KB)
📄 print-arp.c(14.57 KB)
📄 print-ascii.c(6.23 KB)
📄 print-atalk.c(16.76 KB)
📄 print-atm.c(16.81 KB)
📄 print-babel.c(23.79 KB)
📄 print-beep.c(1.71 KB)
📄 print-bfd.c(16.5 KB)
📄 print-bgp.c(99.77 KB)
📄 print-bootp.c(30.07 KB)
📄 print-bt.c(2.21 KB)
📄 print-calm-fast.c(1.81 KB)
📄 print-carp.c(2.43 KB)
📄 print-cdp.c(11.16 KB)
📄 print-cfm.c(24.19 KB)
📄 print-chdlc.c(5.88 KB)
📄 print-cip.c(2.5 KB)
📄 print-cnfp.c(13.69 KB)
📄 print-dccp.c(17.75 KB)
📄 print-decnet.c(37.63 KB)
📄 print-dhcp6.c(23.22 KB)
📄 print-domain.c(18.44 KB)
📄 print-dtp.c(3.03 KB)
📄 print-dvmrp.c(8.98 KB)
📄 print-eap.c(9.26 KB)
📄 print-egp.c(8.69 KB)
📄 print-eigrp.c(19.49 KB)
📄 print-enc.c(4.2 KB)
📄 print-esp.c(21.46 KB)
📄 print-ether.c(12.91 KB)
📄 print-fddi.c(10.51 KB)
📄 print-forces.c(45.01 KB)
📄 print-fr.c(31.99 KB)
📄 print-frag6.c(2.36 KB)
📄 print-ftp.c(973 B)
📄 print-geneve.c(6.13 KB)
📄 print-geonet.c(6.72 KB)
📄 print-gre.c(9.72 KB)
📄 print-hncp.c(26.39 KB)
📄 print-hsrp.c(4.57 KB)
📄 print-http.c(1.51 KB)
📄 print-icmp.c(22.7 KB)
📄 print-icmp6.c(59.81 KB)
📄 print-igmp.c(10.05 KB)
📄 print-igrp.c(4.64 KB)
📄 print-ip.c(17.04 KB)
📄 print-ip6.c(10.57 KB)
📄 print-ip6opts.c(5.53 KB)
📄 print-ipcomp.c(2.32 KB)
📄 print-ipfc.c(4.41 KB)
📄 print-ipnet.c(2.78 KB)
📄 print-ipx.c(6.42 KB)
📄 print-isakmp.c(81.72 KB)
📄 print-isoclns.c(107.61 KB)
📄 print-juniper.c(48.42 KB)
📄 print-krb.c(6.26 KB)
📄 print-l2tp.c(23.94 KB)
📄 print-lane.c(3.04 KB)
📄 print-ldp.c(24.35 KB)
📄 print-lisp.c(15.23 KB)
📄 print-llc.c(16.68 KB)
📄 print-lldp.c(57.26 KB)
📄 print-lmp.c(38.11 KB)
📄 print-loopback.c(3.63 KB)
📄 print-lspping.c(51.64 KB)
📄 print-lwapp.c(13.01 KB)
📄 print-lwres.c(14.08 KB)
📄 print-m3ua.c(10.92 KB)
📄 print-medsa.c(5.57 KB)
📄 print-mobile.c(3.28 KB)
📄 print-mobility.c(9.74 KB)
📄 print-mpcp.c(7.87 KB)
📄 print-mpls.c(5.31 KB)
📄 print-mptcp.c(13.68 KB)
📄 print-msdp.c(2.69 KB)
📄 print-msnlb.c(2.39 KB)
📄 print-nflog.c(4.4 KB)
📄 print-nfs.c(42.84 KB)
📄 print-nsh.c(5.39 KB)
📄 print-ntp.c(13.34 KB)
📄 print-null.c(4.01 KB)
📄 print-olsr.c(23.42 KB)
📄 print-openflow-1.0.c(76.63 KB)
📄 print-openflow.c(4.77 KB)
📄 print-ospf.c(39.49 KB)
📄 print-ospf6.c(29.86 KB)
📄 print-otv.c(2.1 KB)
📄 print-pflog.c(4.86 KB)
📄 print-pfsync.c(12.53 KB)
📄 print-pgm.c(22.17 KB)
📄 print-pim.c(32.59 KB)
📄 print-pktap.c(5.18 KB)
📄 print-ppi.c(2.68 KB)
📄 print-ppp.c(46.16 KB)
📄 print-pppoe.c(5.65 KB)
📄 print-pptp.c(25.9 KB)
📄 print-radius.c(35.1 KB)
📄 print-raw.c(1.52 KB)
📄 print-resp.c(16.5 KB)
📄 print-rip.c(9.19 KB)
📄 print-ripng.c(6 KB)
📄 print-rpki-rtr.c(10.83 KB)
📄 print-rrcp.c(4.56 KB)
📄 print-rsvp.c(78.61 KB)
📄 print-rt6.c(2.66 KB)
📄 print-rtsp.c(1.16 KB)
📄 print-rx.c(66.92 KB)
📄 print-sctp.c(23.13 KB)
📄 print-sflow.c(31.91 KB)
📄 print-sip.c(1.29 KB)
📄 print-sl.c(6.95 KB)
📄 print-sll.c(9.2 KB)
📄 print-slow.c(25.17 KB)
📄 print-smb.c(43.19 KB)
📄 print-smtp.c(983 B)
📄 print-snmp.c(43.17 KB)
📄 print-stp.c(17.18 KB)
📄 print-sunatm.c(3.27 KB)
📄 print-sunrpc.c(7.85 KB)
📄 print-symantec.c(3.78 KB)
📄 print-syslog.c(3.96 KB)
📄 print-tcp.c(35.84 KB)
📄 print-telnet.c(15.02 KB)
📄 print-tftp.c(5.2 KB)
📄 print-timed.c(4.74 KB)
📄 print-tipc.c(11.53 KB)
📄 print-token.c(7.96 KB)
📄 print-udld.c(5.47 KB)
📄 print-udp.c(21.28 KB)
📄 print-usb.c(4.18 KB)
📄 print-vjc.c(4.45 KB)
📄 print-vqp.c(6.8 KB)
📄 print-vrrp.c(6.37 KB)
📄 print-vtp.c(13.56 KB)
📄 print-vxlan-gpe.c(3.46 KB)
📄 print-vxlan.c(2.21 KB)
📄 print-wb.c(10.93 KB)
📄 print-zephyr.c(8.03 KB)
📄 print-zeromq.c(7.5 KB)
📄 print.c(11.54 KB)
📄 print.h(1.78 KB)
📄 rpc_auth.h(2.77 KB)
📄 rpc_msg.h(3.19 KB)
📄 rpl.h(4.88 KB)
📄 send-ack.awk(1.56 KB)
📄 setsignal.c(3.27 KB)
📄 setsignal.h(1.24 KB)
📄 signature.c(5.58 KB)
📄 signature.h(1.12 KB)
📄 slcompress.h(3.55 KB)
📄 smb.h(5.38 KB)
📄 smbutil.c(63.88 KB)
📄 stime.awk(567 B)
📄 strtoaddr.c(5.34 KB)
📄 strtoaddr.h(992 B)
📄 tcp.h(5.02 KB)
📄 tcpdump.1.in(60.82 KB)
📄 tcpdump.c(69.76 KB)
📄 timeval-operations.h(3.19 KB)
📄 udp.h(8.25 KB)
📄 util-print.c(23.75 KB)
📄 vfprintf.c(1.62 KB)

Editing: print-aodv.c

/*
 * Copyright (c) 2003 Bruce M. Simpson <bms@spc.org>
 * 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 Bruce M. Simpson.
 * 4. Neither the name of Bruce M. Simpson nor the names of co-
 *    contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY Bruce M. Simpson 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 Bruce M. Simpson 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.
 */

/* \summary: Ad hoc On-Demand Distance Vector (AODV) Routing printer */

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#include <netdissect-stdinc.h>

#include "netdissect.h"
#include "addrtoname.h"
#include "extract.h"

/*
 * RFC 3561
 */
struct aodv_rreq {
	uint8_t		rreq_type;	/* AODV message type (1) */
	uint8_t		rreq_flags;	/* various flags */
	uint8_t		rreq_zero0;	/* reserved, set to zero */
	uint8_t		rreq_hops;	/* number of hops from originator */
	uint32_t	rreq_id;	/* request ID */
	uint32_t	rreq_da;	/* destination IPv4 address */
	uint32_t	rreq_ds;	/* destination sequence number */
	uint32_t	rreq_oa;	/* originator IPv4 address */
	uint32_t	rreq_os;	/* originator sequence number */
};
struct aodv_rreq6 {
	uint8_t		rreq_type;	/* AODV message type (1) */
	uint8_t		rreq_flags;	/* various flags */
	uint8_t		rreq_zero0;	/* reserved, set to zero */
	uint8_t		rreq_hops;	/* number of hops from originator */
	uint32_t	rreq_id;	/* request ID */
	struct in6_addr	rreq_da;	/* destination IPv6 address */
	uint32_t	rreq_ds;	/* destination sequence number */
	struct in6_addr	rreq_oa;	/* originator IPv6 address */
	uint32_t	rreq_os;	/* originator sequence number */
};
struct aodv_rreq6_draft_01 {
	uint8_t		rreq_type;	/* AODV message type (16) */
	uint8_t		rreq_flags;	/* various flags */
	uint8_t		rreq_zero0;	/* reserved, set to zero */
	uint8_t		rreq_hops;	/* number of hops from originator */
	uint32_t	rreq_id;	/* request ID */
	uint32_t	rreq_ds;	/* destination sequence number */
	uint32_t	rreq_os;	/* originator sequence number */
	struct in6_addr	rreq_da;	/* destination IPv6 address */
	struct in6_addr	rreq_oa;	/* originator IPv6 address */
};

#define	RREQ_JOIN	0x80		/* join (reserved for multicast */
#define	RREQ_REPAIR	0x40		/* repair (reserved for multicast */
#define	RREQ_GRAT	0x20		/* gratuitous RREP */
#define	RREQ_DEST	0x10		/* destination only */
#define	RREQ_UNKNOWN	0x08		/* unknown destination sequence num */
#define	RREQ_FLAGS_MASK	0xF8		/* mask for rreq_flags */

struct aodv_rrep {
	uint8_t		rrep_type;	/* AODV message type (2) */
	uint8_t		rrep_flags;	/* various flags */
	uint8_t		rrep_ps;	/* prefix size */
	uint8_t		rrep_hops;	/* number of hops from o to d */
	uint32_t	rrep_da;	/* destination IPv4 address */
	uint32_t	rrep_ds;	/* destination sequence number */
	uint32_t	rrep_oa;	/* originator IPv4 address */
	uint32_t	rrep_life;	/* lifetime of this route */
};
struct aodv_rrep6 {
	uint8_t		rrep_type;	/* AODV message type (2) */
	uint8_t		rrep_flags;	/* various flags */
	uint8_t		rrep_ps;	/* prefix size */
	uint8_t		rrep_hops;	/* number of hops from o to d */
	struct in6_addr	rrep_da;	/* destination IPv6 address */
	uint32_t	rrep_ds;	/* destination sequence number */
	struct in6_addr	rrep_oa;	/* originator IPv6 address */
	uint32_t	rrep_life;	/* lifetime of this route */
};
struct aodv_rrep6_draft_01 {
	uint8_t		rrep_type;	/* AODV message type (17) */
	uint8_t		rrep_flags;	/* various flags */
	uint8_t		rrep_ps;	/* prefix size */
	uint8_t		rrep_hops;	/* number of hops from o to d */
	uint32_t	rrep_ds;	/* destination sequence number */
	struct in6_addr	rrep_da;	/* destination IPv6 address */
	struct in6_addr	rrep_oa;	/* originator IPv6 address */
	uint32_t	rrep_life;	/* lifetime of this route */
};

#define	RREP_REPAIR		0x80	/* repair (reserved for multicast */
#define	RREP_ACK		0x40	/* acknowledgement required */
#define	RREP_FLAGS_MASK		0xC0	/* mask for rrep_flags */
#define	RREP_PREFIX_MASK	0x1F	/* mask for prefix size */

struct rerr_unreach {
	uint32_t	u_da;	/* IPv4 address */
	uint32_t	u_ds;	/* sequence number */
};
struct rerr_unreach6 {
	struct in6_addr	u_da;	/* IPv6 address */
	uint32_t	u_ds;	/* sequence number */
};
struct rerr_unreach6_draft_01 {
	struct in6_addr	u_da;	/* IPv6 address */
	uint32_t	u_ds;	/* sequence number */
};

struct aodv_rerr {
	uint8_t		rerr_type;	/* AODV message type (3 or 18) */
	uint8_t		rerr_flags;	/* various flags */
	uint8_t		rerr_zero0;	/* reserved, set to zero */
	uint8_t		rerr_dc;	/* destination count */
};

#define RERR_NODELETE		0x80	/* don't delete the link */
#define RERR_FLAGS_MASK		0x80	/* mask for rerr_flags */

struct aodv_rrep_ack {
	uint8_t		ra_type;
	uint8_t		ra_zero0;
};

#define	AODV_RREQ		1	/* route request */
#define	AODV_RREP		2	/* route response */
#define	AODV_RERR		3	/* error report */
#define	AODV_RREP_ACK		4	/* route response acknowledgement */

#define AODV_V6_DRAFT_01_RREQ		16	/* IPv6 route request */
#define AODV_V6_DRAFT_01_RREP		17	/* IPv6 route response */
#define AODV_V6_DRAFT_01_RERR		18	/* IPv6 error report */
#define AODV_V6_DRAFT_01_RREP_ACK	19	/* IPV6 route response acknowledgment */

struct aodv_ext {
	uint8_t		type;		/* extension type */
	uint8_t		length;		/* extension length */
};

struct aodv_hello {
	struct	aodv_ext	eh;		/* extension header */
	uint8_t			interval[4];	/* expect my next hello in
						 * (n) ms
						 * NOTE: this is not aligned */
};

#define	AODV_EXT_HELLO	1

static void
aodv_extension(netdissect_options *ndo,
               const struct aodv_ext *ep, u_int length)
{
	const struct aodv_hello *ah;

ND_TCHECK(*ep);
	switch (ep->type) {
	case AODV_EXT_HELLO:
		ah = (const struct aodv_hello *)(const void *)ep;
		ND_TCHECK(*ah);
		if (length < sizeof(struct aodv_hello))
			goto trunc;
		if (ep->length < 4) {
			ND_PRINT((ndo, "\n\text HELLO - bad length %u", ep->length));
			break;
		}
		ND_PRINT((ndo, "\n\text HELLO %ld ms",
		    (unsigned long)EXTRACT_32BITS(&ah->interval)));
		break;

default:
		ND_PRINT((ndo, "\n\text %u %u", ep->type, ep->length));
		break;
	}
	return;

trunc:
	ND_PRINT((ndo, " [|hello]"));
}

static void
aodv_rreq(netdissect_options *ndo, const u_char *dat, u_int length)
{
	u_int i;
	const struct aodv_rreq *ap = (const struct aodv_rreq *)dat;

ND_TCHECK(*ap);
	if (length < sizeof(*ap))
		goto trunc;
	ND_PRINT((ndo, " rreq %u %s%s%s%s%shops %u id 0x%08lx\n"
	    "\tdst %s seq %lu src %s seq %lu", length,
	    ap->rreq_type & RREQ_JOIN ? "[J]" : "",
	    ap->rreq_type & RREQ_REPAIR ? "[R]" : "",
	    ap->rreq_type & RREQ_GRAT ? "[G]" : "",
	    ap->rreq_type & RREQ_DEST ? "[D]" : "",
	    ap->rreq_type & RREQ_UNKNOWN ? "[U] " : " ",
	    ap->rreq_hops,
	    (unsigned long)EXTRACT_32BITS(&ap->rreq_id),
	    ipaddr_string(ndo, &ap->rreq_da),
	    (unsigned long)EXTRACT_32BITS(&ap->rreq_ds),
	    ipaddr_string(ndo, &ap->rreq_oa),
	    (unsigned long)EXTRACT_32BITS(&ap->rreq_os)));
	i = length - sizeof(*ap);
	if (i >= sizeof(struct aodv_ext))
		aodv_extension(ndo, (const struct aodv_ext *)(dat + sizeof(*ap)), i);
	return;