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-rw-r--r--contrib/tcpdump/print-udp.c113
1 files changed, 110 insertions, 3 deletions
diff --git a/contrib/tcpdump/print-udp.c b/contrib/tcpdump/print-udp.c
index c75446f..9a64fb3 100644
--- a/contrib/tcpdump/print-udp.c
+++ b/contrib/tcpdump/print-udp.c
@@ -17,11 +17,17 @@
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * $FreeBSD$
*/
#ifndef lint
static const char rcsid[] =
- "@(#) $Header: print-udp.c,v 1.60 97/07/27 21:58:48 leres Exp $ (LBL)";
+ "@(#) $Header: /tcpdump/master/tcpdump/print-udp.c,v 1.70 1999/12/22 06:27:23 itojun Exp $ (LBL)";
+#endif
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
#endif
#include <sys/param.h>
@@ -51,6 +57,10 @@ static const char rcsid[] =
#include <stdio.h>
+#ifdef INET6
+#include <netinet/ip6.h>
+#endif
+
#include "interface.h"
#include "addrtoname.h"
#include "appletalk.h"
@@ -291,8 +301,23 @@ rtcp_print(const u_char *hdr, const u_char *ep)
#define SNMP_PORT 161 /*XXX*/
#define NTP_PORT 123 /*XXX*/
#define SNMPTRAP_PORT 162 /*XXX*/
+#define ISAKMP_PORT 500 /*XXX*/
#define RIP_PORT 520 /*XXX*/
#define KERBEROS_SEC_PORT 750 /*XXX*/
+#define L2TP_PORT 1701 /*XXX*/
+#define ISAKMP_PORT_USER1 7500 /*??? - nonstandard*/
+#define ISAKMP_PORT_USER2 8500 /*??? - nonstandard*/
+#define RX_PORT_LOW 7000 /*XXX*/
+#define RX_PORT_HIGH 7009 /*XXX*/
+#define NETBIOS_NS_PORT 137
+#define NETBIOS_DGRAM_PORT 138
+#define CISCO_AUTORP_PORT 496 /*XXX*/
+
+#ifdef INET6
+#define RIPNG_PORT 521 /*XXX*/
+#define DHCP6_SERV_PORT 546 /*XXX*/
+#define DHCP6_CLI_PORT 547 /*XXX*/
+#endif
void
udp_print(register const u_char *bp, u_int length, register const u_char *bp2)
@@ -302,18 +327,30 @@ udp_print(register const u_char *bp, u_int length, register const u_char *bp2)
register const u_char *cp;
register const u_char *ep = bp + length;
u_short sport, dport, ulen;
+#ifdef INET6
+ register const struct ip6_hdr *ip6;
+#endif
if (ep > snapend)
ep = snapend;
up = (struct udphdr *)bp;
ip = (struct ip *)bp2;
+#ifdef INET6
+ if (ip->ip_v == 6)
+ ip6 = (struct ip6_hdr *)bp2;
+ else
+ ip6 = NULL;
+#endif /*INET6*/
cp = (u_char *)(up + 1);
if (cp > snapend) {
- printf("[|udp]");
+ (void)printf("%s > %s: [|udp]",
+ ipaddr_string(&ip->ip_src), ipaddr_string(&ip->ip_dst));
return;
}
if (length < sizeof(struct udphdr)) {
- (void)printf(" truncated-udp %d", length);
+ (void)printf("%s > %s: truncated-udp %d",
+ ipaddr_string(&ip->ip_src), ipaddr_string(&ip->ip_dst),
+ length);
return;
}
length -= sizeof(struct udphdr);
@@ -374,6 +411,15 @@ udp_print(register const u_char *bp, u_int length, register const u_char *bp2)
while (cp < ep)
cp = rtcp_print(cp, ep);
break;
+
+ case PT_SNMP:
+ (void)printf("%s.%s > %s.%s:",
+ ipaddr_string(&ip->ip_src),
+ udpport_string(sport),
+ ipaddr_string(&ip->ip_dst),
+ udpport_string(dport));
+ snmp_print((const u_char *)(up + 1), length);
+ break;
}
return;
}
@@ -411,9 +457,38 @@ udp_print(register const u_char *bp, u_int length, register const u_char *bp2)
return;
}
}
+#if 0
(void)printf("%s.%s > %s.%s:",
ipaddr_string(&ip->ip_src), udpport_string(sport),
ipaddr_string(&ip->ip_dst), udpport_string(dport));
+#else
+#ifdef INET6
+ if (ip6) {
+ if (ip6->ip6_nxt == IPPROTO_UDP) {
+ (void)printf("%s.%s > %s.%s: ",
+ ip6addr_string(&ip6->ip6_src),
+ udpport_string(sport),
+ ip6addr_string(&ip6->ip6_dst),
+ udpport_string(dport));
+ } else {
+ (void)printf("%s > %s: ",
+ udpport_string(sport), udpport_string(dport));
+ }
+ } else
+#endif /*INET6*/
+ {
+ if (ip->ip_p == IPPROTO_UDP) {
+ (void)printf("%s.%s > %s.%s: ",
+ ipaddr_string(&ip->ip_src),
+ udpport_string(sport),
+ ipaddr_string(&ip->ip_dst),
+ udpport_string(dport));
+ } else {
+ (void)printf("%s > %s: ",
+ udpport_string(sport), udpport_string(dport));
+ }
+ }
+#endif
if (!qflag) {
#define ISPORT(p) (dport == (p) || sport == (p))
@@ -426,19 +501,51 @@ udp_print(register const u_char *bp, u_int length, register const u_char *bp2)
sport, dport);
else if (ISPORT(RIP_PORT))
rip_print((const u_char *)(up + 1), length);
+ else if (ISPORT(ISAKMP_PORT))
+ isakmp_print((const u_char *)(up + 1), length, bp2);
+#if 1 /*???*/
+ else if (ISPORT(ISAKMP_PORT_USER1) || ISPORT(ISAKMP_PORT_USER2))
+ isakmp_print((const u_char *)(up + 1), length, bp2);
+#endif
else if (ISPORT(SNMP_PORT) || ISPORT(SNMPTRAP_PORT))
snmp_print((const u_char *)(up + 1), length);
else if (ISPORT(NTP_PORT))
ntp_print((const u_char *)(up + 1), length);
else if (ISPORT(KERBEROS_PORT) || ISPORT(KERBEROS_SEC_PORT))
krb_print((const void *)(up + 1), length);
+ else if (ISPORT(L2TP_PORT))
+ l2tp_print((const u_char *)(up + 1), length);
+ else if (ISPORT(NETBIOS_NS_PORT)) {
+ nbt_udp137_print((const u_char *)(up + 1), length);
+ }
+ else if (ISPORT(NETBIOS_DGRAM_PORT)) {
+ nbt_udp138_print((const u_char *)(up + 1), length);
+ }
else if (dport == 3456)
vat_print((const void *)(up + 1), length, up);
+ /*
+ * Since there are 10 possible ports to check, I think
+ * a <> test would be more efficient
+ */
+ else if ((sport >= RX_PORT_LOW && sport <= RX_PORT_HIGH) ||
+ (dport >= RX_PORT_LOW && dport <= RX_PORT_HIGH))
+ rx_print((const void *)(up + 1), length, sport, dport,
+ (u_char *) ip);
+#ifdef INET6
+ else if (ISPORT(RIPNG_PORT))
+ ripng_print((const u_char *)(up + 1), length);
+ else if (ISPORT(DHCP6_SERV_PORT) || ISPORT(DHCP6_CLI_PORT)) {
+ dhcp6_print((const u_char *)(up + 1), length,
+ sport, dport);
+ }
+#endif /*INET6*/
/*
* Kludge in test for whiteboard packets.
*/
else if (dport == 4567)
wb_print((const void *)(up + 1), length);
+ else if (ISPORT(CISCO_AUTORP_PORT))
+ cisco_autorp_print((const void *)(up + 1), length);
else
(void)printf(" udp %u",
(u_int32_t)(ulen - sizeof(*up)));
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