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tcpdump/print-decnet.c

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/*
* Copyright (c) 1992, 1993, 1994, 1995, 1996, 1997
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that: (1) source code distributions
* retain the above copyright notice and this paragraph in its entirety, (2)
* distributions including binary code include the above copyright notice and
* this paragraph in its entirety in the documentation or other materials
* provided with the distribution, and (3) all advertising materials mentioning
* features or use of this software display the following acknowledgement:
* ``This product includes software developed by the University of California,
* Lawrence Berkeley Laboratory and its contributors.'' Neither the name of
* the University 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 ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*/
#ifndef lint
static const char rcsid[] =
"@(#) $Header: /tcpdump/master/tcpdump/print-decnet.c,v 1.27 1999-11-21 09:36:50 fenner Exp $ (LBL)";
#endif
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <sys/param.h>
#include <sys/time.h>
#include <sys/socket.h>
#if __STDC__
struct mbuf;
struct rtentry;
#endif
#include <net/if.h>
#ifdef HAVE_LIBDNET
#include <netdnet/dnetdb.h>
#endif
#include <ctype.h>
#ifdef HAVE_MALLOC_H
#include <malloc.h>
#endif
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "decnet.h"
#include "extract.h"
#include "interface.h"
#include "addrtoname.h"
/* Forwards */
static void print_decnet_ctlmsg(const union routehdr *, u_int);
static void print_t_info(int);
static void print_l1_routes(const char *, u_int);
static void print_l2_routes(const char *, u_int);
static void print_i_info(int);
static void print_elist(const char *, u_int);
static void print_nsp(const u_char *, u_int);
static void print_reason(int);
#ifdef PRINT_NSPDATA
static void pdata(u_char *, int);
#endif
#ifdef HAVE_LIBDNET
extern char *dnet_htoa(struct dn_naddr *);
#endif
void
decnet_print(register const u_char *ap, register u_int length,
register u_int caplen)
{
static union routehdr rhcopy;
register union routehdr *rhp = &rhcopy;
register int mflags;
int dst, src, hops;
u_int rhlen, nsplen, pktlen;
const u_char *nspp;
if (length < sizeof(struct shorthdr)) {
(void)printf("[|decnet]");
return;
}
pktlen = EXTRACT_LE_16BITS(ap);
rhlen = min(length, caplen);
rhlen = min(rhlen, sizeof(*rhp));
memcpy((char *)rhp, (char *)&(ap[sizeof(short)]), rhlen);
mflags = EXTRACT_LE_8BITS(rhp->rh_short.sh_flags);
if (mflags & RMF_PAD) {
/* pad bytes of some sort in front of message */
u_int padlen = mflags & RMF_PADMASK;
if (vflag)
(void) printf("[pad:%d] ", padlen);
ap += padlen;
length -= padlen;
caplen -= padlen;
rhlen = min(length, caplen);
rhlen = min(rhlen, sizeof(*rhp));
memcpy((char *)rhp, (char *)&(ap[sizeof(short)]), rhlen);
mflags = EXTRACT_LE_8BITS(rhp->rh_short.sh_flags);
}
if (mflags & RMF_FVER) {
(void) printf("future-version-decnet");
default_print(ap, length);
return;
}
/* is it a control message? */
if (mflags & RMF_CTLMSG) {
print_decnet_ctlmsg(rhp, min(length, caplen));
return;
}
switch (mflags & RMF_MASK) {
case RMF_LONG:
dst =
EXTRACT_LE_16BITS(rhp->rh_long.lg_dst.dne_remote.dne_nodeaddr);
src =
EXTRACT_LE_16BITS(rhp->rh_long.lg_src.dne_remote.dne_nodeaddr);
hops = EXTRACT_LE_8BITS(rhp->rh_long.lg_visits);
nspp = &(ap[sizeof(short) + sizeof(struct longhdr)]);
nsplen = min((length - sizeof(struct longhdr)),
(caplen - sizeof(struct longhdr)));
break;
case RMF_SHORT:
dst = EXTRACT_LE_16BITS(rhp->rh_short.sh_dst);
src = EXTRACT_LE_16BITS(rhp->rh_short.sh_src);
hops = (EXTRACT_LE_8BITS(rhp->rh_short.sh_visits) & VIS_MASK)+1;
nspp = &(ap[sizeof(short) + sizeof(struct shorthdr)]);
nsplen = min((length - sizeof(struct shorthdr)),
(caplen - sizeof(struct shorthdr)));
break;
default:
(void) printf("unknown message flags under mask");
default_print((u_char *)ap, length);
return;
}
(void)printf("%s > %s %d ",
dnaddr_string(src), dnaddr_string(dst), pktlen);
if (vflag) {
if (mflags & RMF_RQR)
(void)printf("RQR ");
if (mflags & RMF_RTS)
(void)printf("RTS ");
if (mflags & RMF_IE)
(void)printf("IE ");
(void)printf("%d hops ", hops);
}
print_nsp(nspp, nsplen);
}
static void
print_decnet_ctlmsg(register const union routehdr *rhp, u_int length)
{
int mflags = EXTRACT_LE_8BITS(rhp->rh_short.sh_flags);
register union controlmsg *cmp = (union controlmsg *)rhp;
int src, dst, info, blksize, eco, ueco, hello, other, vers;
etheraddr srcea, rtea;
int priority;
char *rhpx = (char *)rhp;
switch (mflags & RMF_CTLMASK) {
case RMF_INIT:
(void)printf("init ");
src = EXTRACT_LE_16BITS(cmp->cm_init.in_src);
info = EXTRACT_LE_8BITS(cmp->cm_init.in_info);
blksize = EXTRACT_LE_16BITS(cmp->cm_init.in_blksize);
vers = EXTRACT_LE_8BITS(cmp->cm_init.in_vers);
eco = EXTRACT_LE_8BITS(cmp->cm_init.in_eco);
ueco = EXTRACT_LE_8BITS(cmp->cm_init.in_ueco);
hello = EXTRACT_LE_16BITS(cmp->cm_init.in_hello);
print_t_info(info);
(void)printf(
"src %sblksize %d vers %d eco %d ueco %d hello %d",
dnaddr_string(src), blksize, vers, eco, ueco,
hello);
break;
case RMF_VER:
(void)printf("verification ");
src = EXTRACT_LE_16BITS(cmp->cm_ver.ve_src);
other = EXTRACT_LE_8BITS(cmp->cm_ver.ve_fcnval);
(void)printf("src %s fcnval %o", dnaddr_string(src), other);
break;
case RMF_TEST:
(void)printf("test ");
src = EXTRACT_LE_16BITS(cmp->cm_test.te_src);
other = EXTRACT_LE_8BITS(cmp->cm_test.te_data);
(void)printf("src %s data %o", dnaddr_string(src), other);
break;
case RMF_L1ROUT:
(void)printf("lev-1-routing ");
src = EXTRACT_LE_16BITS(cmp->cm_l1rou.r1_src);
(void)printf("src %s ", dnaddr_string(src));
print_l1_routes(&(rhpx[sizeof(struct l1rout)]),
length - sizeof(struct l1rout));
break;
case RMF_L2ROUT:
(void)printf("lev-2-routing ");
src = EXTRACT_LE_16BITS(cmp->cm_l2rout.r2_src);
(void)printf("src %s ", dnaddr_string(src));
print_l2_routes(&(rhpx[sizeof(struct l2rout)]),
length - sizeof(struct l2rout));
break;
case RMF_RHELLO:
(void)printf("router-hello ");
vers = EXTRACT_LE_8BITS(cmp->cm_rhello.rh_vers);
eco = EXTRACT_LE_8BITS(cmp->cm_rhello.rh_eco);
ueco = EXTRACT_LE_8BITS(cmp->cm_rhello.rh_ueco);
memcpy((char *)&srcea, (char *)&(cmp->cm_rhello.rh_src),
sizeof(srcea));
src = EXTRACT_LE_16BITS(srcea.dne_remote.dne_nodeaddr);
info = EXTRACT_LE_8BITS(cmp->cm_rhello.rh_info);
blksize = EXTRACT_LE_16BITS(cmp->cm_rhello.rh_blksize);
priority = EXTRACT_LE_8BITS(cmp->cm_rhello.rh_priority);
hello = EXTRACT_LE_16BITS(cmp->cm_rhello.rh_hello);
print_i_info(info);
(void)printf(
"vers %d eco %d ueco %d src %s blksize %d pri %d hello %d",
vers, eco, ueco, dnaddr_string(src),
blksize, priority, hello);
print_elist(&(rhpx[sizeof(struct rhellomsg)]),
length - sizeof(struct rhellomsg));
break;
case RMF_EHELLO:
(void)printf("endnode-hello ");
vers = EXTRACT_LE_8BITS(cmp->cm_ehello.eh_vers);
eco = EXTRACT_LE_8BITS(cmp->cm_ehello.eh_eco);
ueco = EXTRACT_LE_8BITS(cmp->cm_ehello.eh_ueco);
memcpy((char *)&srcea, (char *)&(cmp->cm_ehello.eh_src),
sizeof(srcea));
src = EXTRACT_LE_16BITS(srcea.dne_remote.dne_nodeaddr);
info = EXTRACT_LE_8BITS(cmp->cm_ehello.eh_info);
blksize = EXTRACT_LE_16BITS(cmp->cm_ehello.eh_blksize);
/*seed*/
memcpy((char *)&rtea, (char *)&(cmp->cm_ehello.eh_router),
sizeof(rtea));
dst = EXTRACT_LE_16BITS(rtea.dne_remote.dne_nodeaddr);
hello = EXTRACT_LE_16BITS(cmp->cm_ehello.eh_hello);
other = EXTRACT_LE_8BITS(cmp->cm_ehello.eh_data);
print_i_info(info);
(void)printf(
"vers %d eco %d ueco %d src %s blksize %d rtr %s hello %d data %o",
vers, eco, ueco, dnaddr_string(src),
blksize, dnaddr_string(dst), hello, other);
break;
default:
(void)printf("unknown control message");
default_print((u_char *)rhp, length);
break;
}
}
static void
print_t_info(int info)
{
int ntype = info & 3;
switch (ntype) {
case 0: (void)printf("reserved-ntype? "); break;
case TI_L2ROUT: (void)printf("l2rout "); break;
case TI_L1ROUT: (void)printf("l1rout "); break;
case TI_ENDNODE: (void)printf("endnode "); break;
}
if (info & TI_VERIF)
(void)printf("verif ");
if (info & TI_BLOCK)
(void)printf("blo ");
}
static void
print_l1_routes(const char *rp, u_int len)
{
int count;
int id;
int info;
/* The last short is a checksum */
while (len > (3 * sizeof(short))) {
count = EXTRACT_LE_16BITS(rp);
if (count > 1024)
return; /* seems to be bogus from here on */
rp += sizeof(short);
len -= sizeof(short);
id = EXTRACT_LE_16BITS(rp);
rp += sizeof(short);
len -= sizeof(short);
info = EXTRACT_LE_16BITS(rp);
rp += sizeof(short);
len -= sizeof(short);
(void)printf("{ids %d-%d cost %d hops %d} ", id, id + count,
RI_COST(info), RI_HOPS(info));
}
}
static void
print_l2_routes(const char *rp, u_int len)
{
int count;
int area;
int info;
/* The last short is a checksum */
while (len > (3 * sizeof(short))) {
count = EXTRACT_LE_16BITS(rp);
if (count > 1024)
return; /* seems to be bogus from here on */
rp += sizeof(short);
len -= sizeof(short);
area = EXTRACT_LE_16BITS(rp);
rp += sizeof(short);
len -= sizeof(short);
info = EXTRACT_LE_16BITS(rp);
rp += sizeof(short);
len -= sizeof(short);
(void)printf("{areas %d-%d cost %d hops %d} ", area, area + count,
RI_COST(info), RI_HOPS(info));
}
}
static void
print_i_info(int info)
{
int ntype = info & II_TYPEMASK;
switch (ntype) {
case 0: (void)printf("reserved-ntype? "); break;
case II_L2ROUT: (void)printf("l2rout "); break;
case II_L1ROUT: (void)printf("l1rout "); break;
case II_ENDNODE: (void)printf("endnode "); break;
}
if (info & II_VERIF)
(void)printf("verif ");
if (info & II_NOMCAST)
(void)printf("nomcast ");
if (info & II_BLOCK)
(void)printf("blo ");
}
static void
print_elist(const char *elp, u_int len)
{
/* Not enough examples available for me to debug this */
}
static void
print_nsp(const u_char *nspp, u_int nsplen)
{
const struct nsphdr *nsphp = (struct nsphdr *)nspp;
int dst, src, flags;
flags = EXTRACT_LE_8BITS(nsphp->nh_flags);
dst = EXTRACT_LE_16BITS(nsphp->nh_dst);
src = EXTRACT_LE_16BITS(nsphp->nh_src);
switch (flags & NSP_TYPEMASK) {
case MFT_DATA:
switch (flags & NSP_SUBMASK) {
case MFS_BOM:
case MFS_MOM:
case MFS_EOM:
case MFS_BOM+MFS_EOM:
printf("data %d>%d ", src, dst);
{
struct seghdr *shp = (struct seghdr *)nspp;
int ack;
#ifdef PRINT_NSPDATA
u_char *dp;
#endif
u_int data_off = sizeof(struct minseghdr);
ack = EXTRACT_LE_16BITS(shp->sh_seq[0]);
if (ack & SGQ_ACK) { /* acknum field */
if ((ack & SGQ_NAK) == SGQ_NAK)
(void)printf("nak %d ", ack & SGQ_MASK);
else
(void)printf("ack %d ", ack & SGQ_MASK);
ack = EXTRACT_LE_16BITS(shp->sh_seq[1]);
data_off += sizeof(short);
if (ack & SGQ_OACK) { /* ackoth field */
if ((ack & SGQ_ONAK) == SGQ_ONAK)
(void)printf("onak %d ", ack & SGQ_MASK);
else
(void)printf("oack %d ", ack & SGQ_MASK);
ack = EXTRACT_LE_16BITS(shp->sh_seq[2]);
data_off += sizeof(short);
}
}
(void)printf("seg %d ", ack & SGQ_MASK);
#ifdef PRINT_NSPDATA
dp = &(nspp[data_off]);
pdata(dp, 10);
#endif
}
break;
case MFS_ILS+MFS_INT:
printf("intr ");
{
struct seghdr *shp = (struct seghdr *)nspp;
int ack;
#ifdef PRINT_NSPDATA
u_char *dp;
#endif
u_int data_off = sizeof(struct minseghdr);
ack = EXTRACT_LE_16BITS(shp->sh_seq[0]);
if (ack & SGQ_ACK) { /* acknum field */
if ((ack & SGQ_NAK) == SGQ_NAK)
(void)printf("nak %d ", ack & SGQ_MASK);
else
(void)printf("ack %d ", ack & SGQ_MASK);
ack = EXTRACT_LE_16BITS(shp->sh_seq[1]);
data_off += sizeof(short);
if (ack & SGQ_OACK) { /* ackdat field */
if ((ack & SGQ_ONAK) == SGQ_ONAK)
(void)printf("nakdat %d ", ack & SGQ_MASK);
else
(void)printf("ackdat %d ", ack & SGQ_MASK);
ack = EXTRACT_LE_16BITS(shp->sh_seq[2]);
data_off += sizeof(short);
}
}
(void)printf("seg %d ", ack & SGQ_MASK);
#ifdef PRINT_NSPDATA
dp = &(nspp[data_off]);
pdata(dp, 10);
#endif
}
break;
case MFS_ILS:
(void)printf("link-service %d>%d ", src, dst);
{
struct seghdr *shp = (struct seghdr *)nspp;
struct lsmsg *lsmp =
(struct lsmsg *)&(nspp[sizeof(struct seghdr)]);
int ack;
int lsflags, fcval;
ack = EXTRACT_LE_16BITS(shp->sh_seq[0]);
if (ack & SGQ_ACK) { /* acknum field */
if ((ack & SGQ_NAK) == SGQ_NAK)
(void)printf("nak %d ", ack & SGQ_MASK);
else
(void)printf("ack %d ", ack & SGQ_MASK);
ack = EXTRACT_LE_16BITS(shp->sh_seq[1]);
if (ack & SGQ_OACK) { /* ackdat field */
if ((ack & SGQ_ONAK) == SGQ_ONAK)
(void)printf("nakdat %d ", ack & SGQ_MASK);
else
(void)printf("ackdat %d ", ack & SGQ_MASK);
ack = EXTRACT_LE_16BITS(shp->sh_seq[2]);
}
}
(void)printf("seg %d ", ack & SGQ_MASK);
lsflags = EXTRACT_LE_8BITS(lsmp->ls_lsflags);
fcval = EXTRACT_LE_8BITS(lsmp->ls_fcval);
switch (lsflags & LSI_MASK) {
case LSI_DATA:
(void)printf("dat seg count %d ", fcval);
switch (lsflags & LSM_MASK) {
case LSM_NOCHANGE:
break;
case LSM_DONOTSEND:
(void)printf("donotsend-data ");
break;
case LSM_SEND:
(void)printf("send-data ");
break;
default:
(void)printf("reserved-fcmod? %x", lsflags);
break;
}
break;
case LSI_INTR:
(void)printf("intr req count %d ", fcval);
break;
default:
(void)printf("reserved-fcval-int? %x", lsflags);
break;
}
}
break;
default:
(void)printf("reserved-subtype? %x %d > %d", flags, src, dst);
break;
}
break;
case MFT_ACK:
switch (flags & NSP_SUBMASK) {
case MFS_DACK:
(void)printf("data-ack %d>%d ", src, dst);
{
struct ackmsg *amp = (struct ackmsg *)nspp;
int ack;
ack = EXTRACT_LE_16BITS(amp->ak_acknum[0]);
if (ack & SGQ_ACK) { /* acknum field */
if ((ack & SGQ_NAK) == SGQ_NAK)
(void)printf("nak %d ", ack & SGQ_MASK);
else
(void)printf("ack %d ", ack & SGQ_MASK);
ack = EXTRACT_LE_16BITS(amp->ak_acknum[1]);
if (ack & SGQ_OACK) { /* ackoth field */
if ((ack & SGQ_ONAK) == SGQ_ONAK)
(void)printf("onak %d ", ack & SGQ_MASK);
else
(void)printf("oack %d ", ack & SGQ_MASK);
}
}
}
break;
case MFS_IACK:
(void)printf("ils-ack %d>%d ", src, dst);
{
struct ackmsg *amp = (struct ackmsg *)nspp;
int ack;
ack = EXTRACT_LE_16BITS(amp->ak_acknum[0]);
if (ack & SGQ_ACK) { /* acknum field */
if ((ack & SGQ_NAK) == SGQ_NAK)
(void)printf("nak %d ", ack & SGQ_MASK);
else
(void)printf("ack %d ", ack & SGQ_MASK);
ack = EXTRACT_LE_16BITS(amp->ak_acknum[1]);
if (ack & SGQ_OACK) { /* ackdat field */
if ((ack & SGQ_ONAK) == SGQ_ONAK)
(void)printf("nakdat %d ", ack & SGQ_MASK);
else
(void)printf("ackdat %d ", ack & SGQ_MASK);
}
}
}
break;
case MFS_CACK:
(void)printf("conn-ack %d", dst);
break;
default:
(void)printf("reserved-acktype? %x %d > %d", flags, src, dst);
break;
}
break;
case MFT_CTL:
switch (flags & NSP_SUBMASK) {
case MFS_CI:
case MFS_RCI:
if ((flags & NSP_SUBMASK) == MFS_CI)
(void)printf("conn-initiate ");
else
(void)printf("retrans-conn-initiate ");
(void)printf("%d>%d ", src, dst);
{
struct cimsg *cimp = (struct cimsg *)nspp;
int services, info, segsize;
#ifdef PRINT_NSPDATA
u_char *dp;
#endif
services = EXTRACT_LE_8BITS(cimp->ci_services);
info = EXTRACT_LE_8BITS(cimp->ci_info);
segsize = EXTRACT_LE_16BITS(cimp->ci_segsize);
switch (services & COS_MASK) {
case COS_NONE:
break;
case COS_SEGMENT:
(void)printf("seg ");
break;
case COS_MESSAGE:
(void)printf("msg ");
break;
case COS_CRYPTSER:
(void)printf("crypt ");
break;
}
switch (info & COI_MASK) {
case COI_32:
(void)printf("ver 3.2 ");
break;
case COI_31:
(void)printf("ver 3.1 ");
break;
case COI_40:
(void)printf("ver 4.0 ");
break;
case COI_41:
(void)printf("ver 4.1 ");
break;
}
(void)printf("segsize %d ", segsize);
#ifdef PRINT_NSPDATA
dp = &(nspp[sizeof(struct cimsg)]);
pdata(dp, nsplen - sizeof(struct cimsg));
#endif
}
break;
case MFS_CC:
(void)printf("conn-confirm %d>%d ", src, dst);
{
struct ccmsg *ccmp = (struct ccmsg *)nspp;
int services, info;
u_int segsize, optlen;
#ifdef PRINT_NSPDATA
u_char *dp;
#endif
services = EXTRACT_LE_8BITS(ccmp->cc_services);
info = EXTRACT_LE_8BITS(ccmp->cc_info);
segsize = EXTRACT_LE_16BITS(ccmp->cc_segsize);
optlen = EXTRACT_LE_8BITS(ccmp->cc_optlen);
switch (services & COS_MASK) {
case COS_NONE:
break;
case COS_SEGMENT:
(void)printf("seg ");
break;
case COS_MESSAGE:
(void)printf("msg ");
break;
case COS_CRYPTSER:
(void)printf("crypt ");
break;
}
switch (info & COI_MASK) {
case COI_32:
(void)printf("ver 3.2 ");
break;
case COI_31:
(void)printf("ver 3.1 ");
break;
case COI_40:
(void)printf("ver 4.0 ");
break;
case COI_41:
(void)printf("ver 4.1 ");
break;
}
(void)printf("segsize %d ", segsize);
if (optlen) {
(void)printf("optlen %d ", optlen);
#ifdef PRINT_NSPDATA
optlen = min(optlen, nsplen - sizeof(struct ccmsg));
dp = &(nspp[sizeof(struct ccmsg)]);
pdata(dp, optlen);
#endif
}
}
break;
case MFS_DI:
(void)printf("disconn-initiate %d>%d ", src, dst);
{
struct dimsg *dimp = (struct dimsg *)nspp;
int reason;
u_int optlen;
#ifdef PRINT_NSPDATA
u_char *dp;
#endif
reason = EXTRACT_LE_16BITS(dimp->di_reason);
optlen = EXTRACT_LE_8BITS(dimp->di_optlen);
print_reason(reason);
if (optlen) {
(void)printf("optlen %d ", optlen);
#ifdef PRINT_NSPDATA
optlen = min(optlen, nsplen - sizeof(struct dimsg));
dp = &(nspp[sizeof(struct dimsg)]);
pdata(dp, optlen);
#endif
}
}
break;
case MFS_DC:
(void)printf("disconn-confirm %d>%d ", src, dst);
{
struct dcmsg *dcmp = (struct dcmsg *)nspp;
int reason;
reason = EXTRACT_LE_16BITS(dcmp->dc_reason);
print_reason(reason);
}
break;
default:
(void)printf("reserved-ctltype? %x %d > %d", flags, src, dst);
break;
}
break;
default:
(void)printf("reserved-type? %x %d > %d", flags, src, dst);
break;
}
}
static struct tok reason2str[] = {
{ UC_OBJREJECT, "object rejected connect" },
{ UC_RESOURCES, "insufficient resources" },
{ UC_NOSUCHNODE, "unrecognized node name" },
{ DI_SHUT, "node is shutting down" },
{ UC_NOSUCHOBJ, "unrecognized object" },
{ UC_INVOBJFORMAT, "invalid object name format" },
{ UC_OBJTOOBUSY, "object too busy" },
{ DI_PROTOCOL, "protocol error discovered" },
{ DI_TPA, "third party abort" },
{ UC_USERABORT, "user abort" },
{ UC_INVNODEFORMAT, "invalid node name format" },
{ UC_LOCALSHUT, "local node shutting down" },
{ DI_LOCALRESRC, "insufficient local resources" },
{ DI_REMUSERRESRC, "insufficient remote user resources" },
{ UC_ACCESSREJECT, "invalid access control information" },
{ DI_BADACCNT, "bad ACCOUNT information" },
{ UC_NORESPONSE, "no response from object" },
{ UC_UNREACHABLE, "node unreachable" },
{ DC_NOLINK, "no link terminate" },
{ DC_COMPLETE, "disconnect complete" },
{ DI_BADIMAGE, "bad image data in connect" },
{ DI_SERVMISMATCH, "cryptographic service mismatch" },
{ 0, NULL }
};
static void
print_reason(register int reason)
{
printf("%s ", tok2str(reason2str, "reason-%d", reason));
}
char *
dnnum_string(u_short dnaddr)
{
char *str;
int area = (u_short)(dnaddr & AREAMASK) >> AREASHIFT;
int node = dnaddr & NODEMASK;
str = (char *)malloc(sizeof("00.0000"));
if (str == NULL)
error("dnnum_string: malloc");
sprintf(str, "%d.%d", area, node);
return(str);
}
char *
dnname_string(u_short dnaddr)
{
#ifdef HAVE_LIBDNET
struct dn_naddr dna;
dna.a_len = sizeof(short);
memcpy((char *)dna.a_addr, (char *)&dnaddr, sizeof(short));
return (savestr(dnet_htoa(&dna)));
#else
return(dnnum_string(dnaddr)); /* punt */
#endif
}
#ifdef PRINT_NSPDATA
static void
pdata(u_char *dp, u_int maxlen)
{
char c;
u_int x = maxlen;
while (x-- > 0) {
c = *dp++;
if (isprint(c))
putchar(c);
else
printf("\\%o", c & 0xFF);
}
}
#endif
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