provide -S for source address specifier.
enable KAME scopeid hack. cleanups in node information query. (sync with latest KAME)
This commit is contained in:
itojun
parent
5f036cce1d
commit
5979fc87e0
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@ -1,4 +1,4 @@
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# $NetBSD: Makefile,v 1.4 1999/07/12 19:02:04 itojun Exp $
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# $NetBSD: Makefile,v 1.5 1999/12/13 15:25:59 itojun Exp $
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PROG= ping6
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MAN= ping6.8
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@ -12,4 +12,7 @@ CPPFLAGS+=-DIPSEC
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LDADD+= -lipsec
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DPADD+= ${LIBIPSEC}
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# KAME scope id hack
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CPPFLAGS+=-DKAME_SCOPEID
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.include <bsd.prog.mk>
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@ -25,7 +25,7 @@
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.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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.\" SUCH DAMAGE.
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.\"
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.\" $NetBSD: ping6.8,v 1.2 1999/07/04 02:46:28 itojun Exp $
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.\" $NetBSD: ping6.8,v 1.3 1999/12/13 15:26:00 itojun Exp $
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.\" KAME Id: ping6.8,v 1.1.2.5.4.1.4.1 1999/03/21 15:57:58 jinmei Exp
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.\"
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.Dd May 17, 1998
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@ -47,6 +47,7 @@ packets to network hosts
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.Op Fl i Ar wait
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.Op Fl l Ar preload
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.Op Fl p Ar pattern
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.Op Fl S Ar sourceaddr
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.Op Fl s Ar packetsize
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.Ar host
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.Sh DESCRIPTION
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@ -68,6 +69,12 @@ requires responder's global-scope addresses.
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requires responder's site-local addresses.
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.It Ic l
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requires responder's link-local addresses.
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.It Ic A
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requires responder's anycast addresses. Without this character, the responder
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will return unicast addresses only. With this character, the responder
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will return anycast addresses only.
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Note that the specification does not specify how to get responder's
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anycast addresses. This is an experimental option.
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.El
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.It Fl b Ar bufsiz
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Set socket buffer size.
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@ -169,6 +176,13 @@ that has no route through it
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e.g., after the interface was dropped by
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.Xr routed 8
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.Pc .
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.It Fl S Ar sourceaddr
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Specifies the source address of request packets.
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The source address must be one of the unicast addresses of the sending
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node.
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If the outgoing interface is specified by the
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.Fl I
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option as well, the address must be assinged to the specified interface.
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.It Fl s Ar packetsize
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Specifies the number of data bytes to be sent.
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The default is 56, which translates into 64
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@ -177,6 +191,9 @@ data bytes when combined
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with the 8 bytes of
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.Tn ICMP
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header data.
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You may need to specify
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.Fl b
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as well to extend socket buffer size.
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.It Fl v
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Verbose output.
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.Tn ICMP
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@ -185,10 +202,18 @@ packets other than
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that are received are listed.
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.It Fl w
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Generate ICMPv6 Node Information FQDN query, rather than echo-request.
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.Fl s
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has no effect if
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.Fl w
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is specified.
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.It Fl W
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Same as
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.Fl w.
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.Fl w .
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This option was remained for backward compatibility.
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.Fl s
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has no effect if
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.Fl w
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is specified.
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.El
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.Pp
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When using
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@ -1,4 +1,4 @@
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/* $NetBSD: ping6.c,v 1.8 1999/12/05 18:14:11 jdolecek Exp $ */
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/* $NetBSD: ping6.c,v 1.9 1999/12/13 15:26:00 itojun Exp $ */
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/*
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* Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
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@ -80,7 +80,7 @@ static char sccsid[] = "@(#)ping.c 8.1 (Berkeley) 6/5/93";
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#else
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#include <sys/cdefs.h>
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#ifndef lint
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__RCSID("$NetBSD: ping6.c,v 1.8 1999/12/05 18:14:11 jdolecek Exp $");
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__RCSID("$NetBSD: ping6.c,v 1.9 1999/12/13 15:26:00 itojun Exp $");
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#endif
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#endif
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@ -99,6 +99,13 @@ __RCSID("$NetBSD: ping6.c,v 1.8 1999/12/05 18:14:11 jdolecek Exp $");
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* More statistics could always be gathered.
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* This program has to run SUID to ROOT to access the ICMP socket.
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*/
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/*
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* NOTE:
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* USE_SIN6_SCOPE_ID assumes that sin6_scope_id has the same semantics
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* as IPV6_PKTINFO. Some objects it (sin6_scope_id specifies *link* while
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* IPV6_PKTINFO specifies *interface*. Link is defined as collection of
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* network attached to 1 or more interfaces)
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*/
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#include <sys/param.h>
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#include <sys/uio.h>
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@ -114,7 +121,6 @@ __RCSID("$NetBSD: ping6.c,v 1.8 1999/12/05 18:14:11 jdolecek Exp $");
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#include <netinet/ip_var.h>
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#include <netinet/ip6.h>
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#include <netinet/icmp6.h>
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#include <netinet6/ah.h>
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#include <arpa/inet.h>
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#include <netdb.h>
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@ -129,6 +135,7 @@ __RCSID("$NetBSD: ping6.c,v 1.8 1999/12/05 18:14:11 jdolecek Exp $");
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#include <unistd.h>
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#ifdef IPSEC
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#include <netinet6/ah.h>
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#include <netinet6/ipsec.h>
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#endif
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@ -159,7 +166,7 @@ __RCSID("$NetBSD: ping6.c,v 1.8 1999/12/05 18:14:11 jdolecek Exp $");
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#define F_VERBOSE 0x0100
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#ifdef IPSEC
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#ifdef IPSEC_POLICY_IPSEC
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#define F_POLICY 0x4000
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#define F_POLICY 0x0400
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#else
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#define F_AUTHHDR 0x0200
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#define F_ENCRYPT 0x0400
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@ -168,6 +175,7 @@ __RCSID("$NetBSD: ping6.c,v 1.8 1999/12/05 18:14:11 jdolecek Exp $");
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#define F_NODEADDR 0x0800
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#define F_FQDN 0x1000
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#define F_INTERFACE 0x2000
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#define F_SRCADDR 0x4000
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u_int options;
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#define IN6LEN sizeof(struct in6_addr)
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@ -195,6 +203,7 @@ char BSPACE = '\b'; /* characters written for flood */
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char DOT = '.';
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char *hostname;
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int ident; /* process id to identify our packets */
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struct in6_addr srcaddr;
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/* counters */
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long npackets; /* max packets to transmit */
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@ -228,7 +237,7 @@ void onalrm __P((int));
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void oninfo __P((int));
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void onint __P((int));
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void pinger __P((void));
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char *pr_addr __P((struct in6_addr *));
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char *pr_addr __P((struct sockaddr_in6 *));
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void pr_icmph __P((struct icmp6_hdr *, u_char *));
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void pr_iph __P((struct ip6_hdr *));
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void pr_nodeaddr __P((struct icmp6_nodeinfo *, int));
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@ -257,6 +266,8 @@ main(argc, argv)
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int ip6optlen = 0;
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struct cmsghdr *scmsgp = NULL;
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int sockbufsize = 0;
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int usepktinfo = 0;
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struct in6_pktinfo *pktinfo = NULL;
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#ifdef IPSEC_POLICY_IPSEC
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char *policy = NULL;
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#endif
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@ -268,41 +279,43 @@ main(argc, argv)
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preload = 0;
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datap = &outpack[ICMP6ECHOLEN + ICMP6ECHOTMLEN];
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#ifndef IPSEC
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while ((ch = getopt(argc, argv, "a:b:c:dfh:I:i:l:np:qRrs:vwW")) != EOF)
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while ((ch = getopt(argc, argv, "a:b:c:dfh:I:i:l:np:qRrS:s:vwW")) != EOF)
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#else
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#ifdef IPSEC_POLICY_IPSEC
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while ((ch = getopt(argc, argv, "a:b:c:dfh:I:i:l:np:qRrs:vwWP:")) != EOF)
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while ((ch = getopt(argc, argv, "a:b:c:dfh:I:i:l:np:qRrS:s:vwWP:")) != EOF)
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#else
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while ((ch = getopt(argc, argv, "a:b:c:dfh:I:i:l:np:qRrs:vwWAE")) != EOF)
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while ((ch = getopt(argc, argv, "a:b:c:dfh:I:i:l:np:qRrS:s:vwWAE")) != EOF)
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#endif /*IPSEC_POLICY_IPSEC*/
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#endif
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switch(ch) {
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case 'a':
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{
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u_char *cp;
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char *cp;
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options |= F_NODEADDR;
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datalen = 2048; /* XXX: enough? */
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for (cp = optarg; *cp != '\0'; cp++) {
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switch(*cp) {
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case 'a':
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case 'A':
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naflags |= NI_NODEADDR_FLAG_ALL;
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break;
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case 'l':
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case 'L':
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naflags |= NI_NODEADDR_FLAG_LINKLOCAL;
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break;
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case 's':
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case 'S':
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naflags |= NI_NODEADDR_FLAG_SITELOCAL;
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break;
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case 'g':
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case 'G':
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naflags |= NI_NODEADDR_FLAG_GLOBAL;
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break;
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default:
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usage();
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case 'a':
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naflags |= NI_NODEADDR_FLAG_ALL;
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break;
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case 'l':
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case 'L':
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naflags |= NI_NODEADDR_FLAG_LINKLOCAL;
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break;
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case 's':
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case 'S':
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naflags |= NI_NODEADDR_FLAG_SITELOCAL;
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break;
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case 'g':
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case 'G':
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naflags |= NI_NODEADDR_FLAG_GLOBAL;
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break;
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case 'A': /* experimental. not in the spec */
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naflags |= NI_NODEADDR_FLAG_ANYCAST;
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break;
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default:
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usage();
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}
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}
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break;
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@ -341,6 +354,9 @@ main(argc, argv)
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case 'I':
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ifname = optarg;
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options |= F_INTERFACE;
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#ifndef USE_SIN6_SCOPE_ID
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usepktinfo++;
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#endif
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break;
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case 'i': /* wait between sending packets */
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interval = strtol(optarg, &e, 10);
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@ -367,6 +383,13 @@ main(argc, argv)
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case 'R':
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options |= F_RROUTE;
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break;
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case 'S':
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/* XXX: use getaddrinfo? */
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if (inet_pton(AF_INET6, optarg, (void *)&srcaddr) != 1)
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errx(1, "invalid IPv6 address: %s", optarg);
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options |= F_SRCADDR;
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usepktinfo++;
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break;
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case 's': /* size of packet to send */
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datalen = strtol(optarg, &e, 10);
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if (datalen <= 0 || *optarg == '\0' || *e != '\0')
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@ -449,8 +472,9 @@ main(argc, argv)
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ident = getpid() & 0xFFFF;
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if ((s = socket(res->ai_family, res->ai_socktype, res->ai_protocol)) < 0)
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err(1, "socket");
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if ((s = socket(res->ai_family, res->ai_socktype,
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res->ai_protocol)) < 0)
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err(1, "socket");
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hold = 1;
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@ -529,11 +553,9 @@ main(argc, argv)
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if (options & F_RROUTE)
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errx(1, "record route not available in this implementation");
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/* Outgoing interface */
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#ifndef SIN6_IFINDEX
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if (options & F_INTERFACE)
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/* Specify the outgoing interface and/or the source address */
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if (usepktinfo)
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ip6optlen += CMSG_SPACE(sizeof(struct in6_pktinfo));
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#endif
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if (hoplimit != -1)
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ip6optlen += CMSG_SPACE(sizeof(int));
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@ -546,24 +568,30 @@ main(argc, argv)
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smsghdr.msg_controllen = ip6optlen;
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scmsgp = (struct cmsghdr *)scmsg;
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}
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if (options & F_INTERFACE) {
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#ifndef SIN6_IFINDEX
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struct in6_pktinfo *pktinfo =
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(struct in6_pktinfo *)(CMSG_DATA(scmsgp));
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if ((pktinfo->ipi6_ifindex = if_nametoindex(ifname)) == 0)
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errx(1, "%s: invalid interface name", ifname);
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bzero(&pktinfo->ipi6_addr, sizeof(struct in6_addr));
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if (usepktinfo) {
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pktinfo = (struct in6_pktinfo *)(CMSG_DATA(scmsgp));
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memset(pktinfo, 0, sizeof(*pktinfo));
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scmsgp->cmsg_len = CMSG_LEN(sizeof(struct in6_pktinfo));
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scmsgp->cmsg_level = IPPROTO_IPV6;
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scmsgp->cmsg_type = IPV6_PKTINFO;
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scmsgp = CMSG_NXTHDR(&smsghdr, scmsgp);
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}
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/* set the outgoing interface */
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if (ifname) {
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#ifndef USE_SIN6_SCOPE_ID
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/* pktinfo must have already been allocated */
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if ((pktinfo->ipi6_ifindex = if_nametoindex(ifname)) == 0)
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errx(1, "%s: invalid interface name", ifname);
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#else
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if ((dst.sin6_ifindex = if_nametoindex(ifname)) == 0)
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if ((dst.sin6_scope_id = if_nametoindex(ifname)) == 0)
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errx(1, "%s: invalid interface name", ifname);
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#endif
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}
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/* set the source address */
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if (options & F_SRCADDR)/* pktinfo must be valid */
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pktinfo->ipi6_addr = srcaddr;
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if (hoplimit != -1) {
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scmsgp->cmsg_len = CMSG_LEN(sizeof(int));
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scmsgp->cmsg_level = IPPROTO_IPV6;
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@ -612,15 +640,16 @@ main(argc, argv)
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src.sin6_family = AF_INET6;
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src.sin6_addr = dst.sin6_addr;
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src.sin6_port = ntohs(DUMMY_PORT);
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src.sin6_scope_id = dst.sin6_scope_id;
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#ifndef SIN6_IFINDEX
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#ifndef USE_SIN6_SCOPE_ID
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if (setsockopt(dummy, IPPROTO_IPV6, IPV6_PKTOPTIONS,
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(void *)smsghdr.msg_control,
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smsghdr.msg_controllen)) {
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err(1, "UDP setsockopt");
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err(1, "UDP setsockopt(IPV6_PKTOPTIONS)");
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}
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#else
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src.sin6_ifindex = dst.sin6_ifindex;
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src.sin6_scope_id = dst.sin6_scope_id;
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#endif
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if (connect(dummy, (struct sockaddr *)&src, len) < 0)
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@ -658,7 +687,7 @@ main(argc, argv)
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#endif
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optval = 1;
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#ifndef SIN6_IFINDEX
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#ifndef USE_SIN6_SCOPE_ID
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setsockopt(s, IPPROTO_IPV6, IPV6_PKTINFO, &optval, sizeof(optval));
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#endif
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setsockopt(s, IPPROTO_IPV6, IPV6_HOPLIMIT, &optval, sizeof(optval));
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@ -778,10 +807,11 @@ pinger()
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icp = (struct icmp6_hdr *)outpack;
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icp->icmp6_code = 0;
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icp->icmp6_cksum = 0;
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icp->icmp6_seq = ntransmitted++;
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icp->icmp6_id = ident; /* ID */
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icp->icmp6_seq = ntransmitted++; /* htons later */
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icp->icmp6_id = htons(ident); /* ID */
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CLR(icp->icmp6_seq % mx_dup_ck);
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icp->icmp6_seq = htons(icp->icmp6_seq);
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if (options & F_FQDN) {
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icp->icmp6_type = ICMP6_NI_QUERY;
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@ -885,12 +915,14 @@ pr_pack(buf, cc, mhdr)
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fprintf(stderr, "header chain: type=0x%x\n", nh);
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switch (nh) {
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#ifdef IPSEC
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case IPPROTO_AH:
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ah = (struct ah *)(buf + off);
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off += sizeof(struct ah);
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off += (ah->ah_len << 2);
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nh = ah->ah_nxt;
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break;
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#endif
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case IPPROTO_HOPOPTS:
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ip6e = (struct ip6_ext *)(buf + off);
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@ -927,7 +959,9 @@ pr_pack(buf, cc, mhdr)
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}
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if (icp->icmp6_type == ICMP6_ECHO_REPLY) {
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if (icp->icmp6_id != ident)
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/* XXX the following line overwrites the original packet */
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icp->icmp6_seq = ntohs(icp->icmp6_seq);
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if (ntohs(icp->icmp6_id) != ident)
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return; /* It was not our ECHO */
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++nreceived;
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if (timing) {
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@ -958,7 +992,7 @@ pr_pack(buf, cc, mhdr)
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(void)write(STDOUT_FILENO, &BSPACE, 1);
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else {
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(void)printf("%d bytes from %s, icmp_seq=%u", cc,
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pr_addr(&from->sin6_addr),
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pr_addr(from),
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icp->icmp6_seq);
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(void)printf(" hlim=%d", hoplim);
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if (timing)
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|
|
@ -979,7 +1013,7 @@ pr_pack(buf, cc, mhdr)
|
|||
struct icmp6_nodeinfo *ni = (struct icmp6_nodeinfo *)(buf + off);
|
||||
|
||||
(void)printf("%d bytes from %s: ", cc,
|
||||
pr_addr(&from->sin6_addr));
|
||||
pr_addr(from));
|
||||
|
||||
switch(ntohs(ni->ni_qtype)) {
|
||||
case NI_QTYPE_NOOP:
|
||||
|
|
@ -1048,7 +1082,7 @@ pr_pack(buf, cc, mhdr)
|
|||
if (!(options & F_VERBOSE))
|
||||
return;
|
||||
(void)printf("%d bytes from %s: ", cc,
|
||||
pr_addr(&from->sin6_addr));
|
||||
pr_addr(from));
|
||||
pr_icmph(icp, end);
|
||||
}
|
||||
|
||||
|
|
@ -1216,8 +1250,8 @@ pr_icmph(icp, end)
|
|||
(void)printf("Destination Administratively "
|
||||
"Unreachable\n");
|
||||
break;
|
||||
case ICMP6_DST_UNREACH_NOTNEIGHBOR:
|
||||
(void)printf("Destination Unreachable Notneighbor\n");
|
||||
case ICMP6_DST_UNREACH_BEYONDSCOPE:
|
||||
(void)printf("Destination Unreachable Beyond Scope\n");
|
||||
break;
|
||||
case ICMP6_DST_UNREACH_ADDR:
|
||||
(void)printf("Destination Host Unreachable\n");
|
||||
|
|
@ -1360,22 +1394,19 @@ pr_iph(ip6)
|
|||
*/
|
||||
char *
|
||||
pr_addr(addr)
|
||||
struct in6_addr *addr;
|
||||
struct sockaddr_in6 *addr;
|
||||
{
|
||||
static char buf[MAXHOSTNAMELEN];
|
||||
struct sockaddr_in6 sin6;
|
||||
int flag = 0;
|
||||
|
||||
if (options & F_NUMERIC)
|
||||
flag |= NI_NUMERICHOST;
|
||||
|
||||
bzero(&sin6, sizeof(sin6));
|
||||
sin6.sin6_family = AF_INET6;
|
||||
sin6.sin6_len = sizeof(sin6);
|
||||
sin6.sin6_addr = *addr;
|
||||
#ifdef KAME_SCOPEID
|
||||
flag |= NI_WITHSCOPEID;
|
||||
#endif
|
||||
|
||||
getnameinfo((struct sockaddr *)&sin6, sizeof(sin6),
|
||||
buf, sizeof(buf), NULL, 0, flag);
|
||||
getnameinfo((struct sockaddr *)addr, addr->sin6_len, buf, sizeof(buf),
|
||||
NULL, 0, flag);
|
||||
|
||||
return (buf);
|
||||
}
|
||||
|
|
@ -1401,8 +1432,8 @@ pr_retip(ip6, end)
|
|||
|
||||
nh = ip6->ip6_nxt;
|
||||
cp += hlen;
|
||||
while(end - cp >= 8) {
|
||||
switch(nh) {
|
||||
while (end - cp >= 8) {
|
||||
switch (nh) {
|
||||
case IPPROTO_HOPOPTS:
|
||||
printf("HBH ");
|
||||
hlen = (((struct ip6_hbh *)cp)->ip6h_len+1) << 3;
|
||||
|
|
@ -1423,11 +1454,13 @@ pr_retip(ip6, end)
|
|||
hlen = (((struct ip6_rthdr *)cp)->ip6r_len+1) << 3;
|
||||
nh = ((struct ip6_rthdr *)cp)->ip6r_nxt;
|
||||
break;
|
||||
#ifdef IPSEC
|
||||
case IPPROTO_AH:
|
||||
printf("AH ");
|
||||
hlen = (((struct ah *)cp)->ah_len+2) << 2;
|
||||
nh = ((struct ah *)cp)->ah_nxt;
|
||||
break;
|
||||
#endif
|
||||
case IPPROTO_ICMPV6:
|
||||
printf("ICMP6: type = %d, code = %d\n",
|
||||
*cp, *(cp + 1));
|
||||
|
|
@ -1508,8 +1541,8 @@ usage()
|
|||
"AE"
|
||||
#endif
|
||||
#endif
|
||||
"] [-a [alsg]] [-b sockbufsiz] [-c count]\n\
|
||||
[-I interface] [-i wait] [-l preload] [-p pattern] [-s packetsize]\n\
|
||||
[-h hoplimit] host [hosts...]\n");
|
||||
"] [-a [alsg]] [-b sockbufsiz] [-c count] [-I interface]\n\
|
||||
[-i wait] [-l preload] [-p pattern] [-S sourceaddr]\n\
|
||||
[-s packetsize] [-h hoplimit] host [hosts...]\n");
|
||||
exit(1);
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in New Issue