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tcpdump: Update to FreeBSD head 2017-04-04

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Update tcpdump from Git mirror commit
99a648a912e81e29d9c4c159cbbe263462f2d719 to
642b174daddbd0efd9bb5f242c43f4ab4db6869f.
This commit is contained in:
Sebastian Huber
2017-10-10 12:55:06 +02:00
parent cd7d52dbe9
commit 1043048648
423 changed files with 44407 additions and 29727 deletions
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182
freebsd/contrib/tcpdump/print-arcnet.c
View File

@@ -1,5 +1,8 @@
#include <machine/rtems-bsd-user-space.h>
#ifdef __rtems__
#include <machine/rtems-bsd-program.h>
#include "rtems-bsd-tcpdump-namespace.h"
#endif /* __rtems__ */
/*
* Copyright (c) 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997
* The Regents of the University of California. All rights reserved.
@@ -22,28 +25,91 @@
*
* From: NetBSD: print-arcnet.c,v 1.2 2000/04/24 13:02:28 itojun Exp
*/
#ifndef lint
static const char rcsid[] _U_ =
"@(#) $Header: /tcpdump/master/tcpdump/print-arcnet.c,v 1.20 2005-04-06 21:32:38 mcr Exp $ (LBL)";
#endif
/* \summary: Attached Resource Computer NETwork (ARCNET) printer */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <tcpdump-stdinc.h>
#include <netdissect-stdinc.h>
#include <stdio.h>
#include <pcap.h>
#include "interface.h"
#include "netdissect.h"
#include "extract.h"
#include "arcnet.h"
static int arcnet_encap_print(u_char arctype, const u_char *p,
/*
* from: NetBSD: if_arc.h,v 1.13 1999/11/19 20:41:19 thorpej Exp
*/
/*
* Structure of a 2.5MB/s Arcnet header on the BSDs,
* as given to interface code.
*/
struct arc_header {
uint8_t arc_shost;
uint8_t arc_dhost;
uint8_t arc_type;
/*
* only present for newstyle encoding with LL fragmentation.
* Don't use sizeof(anything), use ARC_HDR{,NEW}LEN instead.
*/
uint8_t arc_flag;
uint16_t arc_seqid;
/*
* only present in exception packets (arc_flag == 0xff)
*/
uint8_t arc_type2; /* same as arc_type */
uint8_t arc_flag2; /* real flag value */
uint16_t arc_seqid2; /* real seqid value */
};
#define ARC_HDRLEN 3
#define ARC_HDRNEWLEN 6
#define ARC_HDRNEWLEN_EXC 10
/* RFC 1051 */
#define ARCTYPE_IP_OLD 240 /* IP protocol */
#define ARCTYPE_ARP_OLD 241 /* address resolution protocol */
/* RFC 1201 */
#define ARCTYPE_IP 212 /* IP protocol */
#define ARCTYPE_ARP 213 /* address resolution protocol */
#define ARCTYPE_REVARP 214 /* reverse addr resolution protocol */
#define ARCTYPE_ATALK 221 /* Appletalk */
#define ARCTYPE_BANIAN 247 /* Banyan Vines */
#define ARCTYPE_IPX 250 /* Novell IPX */
#define ARCTYPE_INET6 0xc4 /* IPng */
#define ARCTYPE_DIAGNOSE 0x80 /* as per ANSI/ATA 878.1 */
/*
* Structure of a 2.5MB/s Arcnet header on Linux. Linux has
* an extra "offset" field when given to interface code, and
* never presents packets that look like exception frames.
*/
struct arc_linux_header {
uint8_t arc_shost;
uint8_t arc_dhost;
uint16_t arc_offset;
uint8_t arc_type;
/*
* only present for newstyle encoding with LL fragmentation.
* Don't use sizeof(anything), use ARC_LINUX_HDR{,NEW}LEN
* instead.
*/
uint8_t arc_flag;
uint16_t arc_seqid;
};
#define ARC_LINUX_HDRLEN 5
#define ARC_LINUX_HDRNEWLEN 8
static int arcnet_encap_print(netdissect_options *, u_char arctype, const u_char *p,
u_int length, u_int caplen);
struct tok arctypemap[] = {
static const struct tok arctypemap[] = {
{ ARCTYPE_IP_OLD, "oldip" },
{ ARCTYPE_ARP_OLD, "oldarp" },
{ ARCTYPE_IP, "ip" },
@@ -58,7 +124,8 @@ struct tok arctypemap[] = {
};
static inline void
arcnet_print(const u_char *bp, u_int length, int phds, int flag, u_int seqid)
arcnet_print(netdissect_options *ndo, const u_char *bp, u_int length, int phds,
int flag, u_int seqid)
{
const struct arc_header *ap;
const char *arctypename;
@@ -67,40 +134,40 @@ arcnet_print(const u_char *bp, u_int length, int phds, int flag, u_int seqid)
ap = (const struct arc_header *)bp;
if (qflag) {
(void)printf("%02x %02x %d: ",
if (ndo->ndo_qflag) {
ND_PRINT((ndo, "%02x %02x %d: ",
ap->arc_shost,
ap->arc_dhost,
length);
length));
return;
}
arctypename = tok2str(arctypemap, "%02x", ap->arc_type);
if (!phds) {
(void)printf("%02x %02x %s %d: ",
ND_PRINT((ndo, "%02x %02x %s %d: ",
ap->arc_shost, ap->arc_dhost, arctypename,
length);
length));
return;
}
if (flag == 0) {
(void)printf("%02x %02x %s seqid %04x %d: ",
ND_PRINT((ndo, "%02x %02x %s seqid %04x %d: ",
ap->arc_shost, ap->arc_dhost, arctypename, seqid,
length);
length));
return;
}
if (flag & 1)
(void)printf("%02x %02x %s seqid %04x "
ND_PRINT((ndo, "%02x %02x %s seqid %04x "
"(first of %d fragments) %d: ",
ap->arc_shost, ap->arc_dhost, arctypename, seqid,
(flag + 3) / 2, length);
(flag + 3) / 2, length));
else
(void)printf("%02x %02x %s seqid %04x "
ND_PRINT((ndo, "%02x %02x %s seqid %04x "
"(fragment %d) %d: ",
ap->arc_shost, ap->arc_dhost, arctypename, seqid,
flag/2 + 1, length);
flag/2 + 1, length));
}
/*
@@ -110,7 +177,7 @@ arcnet_print(const u_char *bp, u_int length, int phds, int flag, u_int seqid)
* is the number of bytes actually captured.
*/
u_int
arcnet_if_print(const struct pcap_pkthdr *h, const u_char *p)
arcnet_if_print(netdissect_options *ndo, const struct pcap_pkthdr *h, const u_char *p)
{
u_int caplen = h->caplen;
u_int length = h->len;
@@ -120,8 +187,8 @@ arcnet_if_print(const struct pcap_pkthdr *h, const u_char *p)
u_int seqid = 0;
u_char arc_type;
if (caplen < ARC_HDRLEN) {
printf("[|arcnet]");
if (caplen < ARC_HDRLEN || length < ARC_HDRLEN) {
ND_PRINT((ndo, "[|arcnet]"));
return (caplen);
}
@@ -141,16 +208,16 @@ arcnet_if_print(const struct pcap_pkthdr *h, const u_char *p)
}
if (phds) {
if (caplen < ARC_HDRNEWLEN) {
arcnet_print(p, length, 0, 0, 0);
printf("[|phds]");
if (caplen < ARC_HDRNEWLEN || length < ARC_HDRNEWLEN) {
arcnet_print(ndo, p, length, 0, 0, 0);
ND_PRINT((ndo, "[|phds]"));
return (caplen);
}
if (ap->arc_flag == 0xff) {
if (caplen < ARC_HDRNEWLEN_EXC) {
arcnet_print(p, length, 0, 0, 0);
printf("[|phds extended]");
if (caplen < ARC_HDRNEWLEN_EXC || length < ARC_HDRNEWLEN_EXC) {
arcnet_print(ndo, p, length, 0, 0, 0);
ND_PRINT((ndo, "[|phds extended]"));
return (caplen);
}
flag = ap->arc_flag2;
@@ -164,8 +231,8 @@ arcnet_if_print(const struct pcap_pkthdr *h, const u_char *p)
}
if (eflag)
arcnet_print(p, length, phds, flag, seqid);
if (ndo->ndo_eflag)
arcnet_print(ndo, p, length, phds, flag, seqid);
/*
* Go past the ARCNET header.
@@ -181,8 +248,8 @@ arcnet_if_print(const struct pcap_pkthdr *h, const u_char *p)
return (archdrlen);
}
if (!arcnet_encap_print(arc_type, p, length, caplen))
default_print(p, caplen);
if (!arcnet_encap_print(ndo, arc_type, p, length, caplen))
ND_DEFAULTPRINT(p, caplen);
return (archdrlen);
}
@@ -198,7 +265,7 @@ arcnet_if_print(const struct pcap_pkthdr *h, const u_char *p)
* extra "offset" field between the src/dest and packet type.
*/
u_int
arcnet_linux_if_print(const struct pcap_pkthdr *h, const u_char *p)
arcnet_linux_if_print(netdissect_options *ndo, const struct pcap_pkthdr *h, const u_char *p)
{
u_int caplen = h->caplen;
u_int length = h->len;
@@ -207,8 +274,8 @@ arcnet_linux_if_print(const struct pcap_pkthdr *h, const u_char *p)
int archdrlen = 0;
u_char arc_type;
if (caplen < ARC_LINUX_HDRLEN) {
printf("[|arcnet]");
if (caplen < ARC_LINUX_HDRLEN || length < ARC_LINUX_HDRLEN) {
ND_PRINT((ndo, "[|arcnet]"));
return (caplen);
}
@@ -218,8 +285,8 @@ arcnet_linux_if_print(const struct pcap_pkthdr *h, const u_char *p)
switch (arc_type) {
default:
archdrlen = ARC_LINUX_HDRNEWLEN;
if (caplen < ARC_LINUX_HDRNEWLEN) {
printf("[|arcnet]");
if (caplen < ARC_LINUX_HDRNEWLEN || length < ARC_LINUX_HDRNEWLEN) {
ND_PRINT((ndo, "[|arcnet]"));
return (caplen);
}
break;
@@ -230,8 +297,8 @@ arcnet_linux_if_print(const struct pcap_pkthdr *h, const u_char *p)
break;
}
if (eflag)
arcnet_print(p, length, 0, 0, 0);
if (ndo->ndo_eflag)
arcnet_print(ndo, p, length, 0, 0, 0);
/*
* Go past the ARCNET header.
@@ -240,8 +307,8 @@ arcnet_linux_if_print(const struct pcap_pkthdr *h, const u_char *p)
caplen -= archdrlen;
p += archdrlen;
if (!arcnet_encap_print(arc_type, p, length, caplen))
default_print(p, caplen);
if (!arcnet_encap_print(ndo, arc_type, p, length, caplen))
ND_DEFAULTPRINT(p, caplen);
return (archdrlen);
}
@@ -255,36 +322,34 @@ arcnet_linux_if_print(const struct pcap_pkthdr *h, const u_char *p)
static int
arcnet_encap_print(u_char arctype, const u_char *p,
arcnet_encap_print(netdissect_options *ndo, u_char arctype, const u_char *p,
u_int length, u_int caplen)
{
switch (arctype) {
case ARCTYPE_IP_OLD:
case ARCTYPE_IP:
ip_print(gndo, p, length);
ip_print(ndo, p, length);
return (1);
#ifdef INET6
case ARCTYPE_INET6:
ip6_print(gndo, p, length);
ip6_print(ndo, p, length);
return (1);
#endif /*INET6*/
case ARCTYPE_ARP_OLD:
case ARCTYPE_ARP:
case ARCTYPE_REVARP:
arp_print(gndo, p, length, caplen);
arp_print(ndo, p, length, caplen);
return (1);
case ARCTYPE_ATALK: /* XXX was this ever used? */
if (vflag)
fputs("et1 ", stdout);
atalk_print(p, length);
if (ndo->ndo_vflag)
ND_PRINT((ndo, "et1 "));
atalk_print(ndo, p, length);
return (1);
case ARCTYPE_IPX:
ipx_print(p, length);
ipx_print(ndo, p, length);
return (1);
default:
@@ -298,3 +363,6 @@ arcnet_encap_print(u_char arctype, const u_char *p,
* End:
*/
#ifdef __rtems__
#include "rtems-bsd-tcpdump-print-arcnet-data.h"
#endif /* __rtems__ */