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763 |
simons |
/*
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* Copyright (c) 1988, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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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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#ifndef lint
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static char sccsid[] = "@(#)utilities.c 8.2 (Berkeley) 12/15/93";
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#endif /* not lint */
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#define TELOPTS
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#define TELCMDS
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#define SLC_NAMES
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#include <arpa/telnet.h>
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#include <sys/types.h>
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#include <sys/time.h>
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#include <stdlib.h>
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#include <ctype.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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#include "general.h"
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#include "fdset.h"
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#include "ring.h"
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#include "defines.h"
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#include "externs.h"
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FILE *NetTrace = 0; /* Not in bss, since needs to stay */
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int prettydump;
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/*
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* upcase()
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*
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* Upcase (in place) the argument.
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*/
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void
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upcase(argument)
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register char *argument;
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{
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register int c;
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while ((c = *argument) != 0) {
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if (islower(c)) {
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*argument = toupper(c);
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}
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argument++;
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}
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}
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/*
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* SetSockOpt()
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*
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* Compensate for differences in 4.2 and 4.3 systems.
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*/
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int
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SetSockOpt(fd, level, option, yesno)
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int fd, level, option, yesno;
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{
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#ifndef NOT43
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return setsockopt(fd, level, option,
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(char *)&yesno, sizeof yesno);
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#else /* NOT43 */
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if (yesno == 0) { /* Can't do that in 4.2! */
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fprintf(stderr, "Error: attempt to turn off an option 0x%x.\n",
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option);
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return -1;
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}
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return setsockopt(fd, level, option, 0, 0);
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#endif /* NOT43 */
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}
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/*
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* The following are routines used to print out debugging information.
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*/
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unsigned char NetTraceFile[256] = "(standard output)";
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void
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SetNetTrace(file)
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register char *file;
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{
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if (NetTrace && NetTrace != stdout)
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fclose(NetTrace);
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if (file && (strcmp(file, "-") != 0)) {
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NetTrace = fopen(file, "w");
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if (NetTrace) {
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strcpy((char *)NetTraceFile, file);
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return;
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}
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fprintf(stderr, "Cannot open %s.\n", file);
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}
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NetTrace = stdout;
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strcpy((char *)NetTraceFile, "(standard output)");
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}
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void
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Dump(direction, buffer, length)
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char direction;
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unsigned char *buffer;
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int length;
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{
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# define BYTES_PER_LINE 32
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# define min(x,y) ((x<y)? x:y)
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unsigned char *pThis;
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int offset;
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extern pettydump;
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offset = 0;
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while (length) {
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/* print one line */
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fprintf(NetTrace, "%c 0x%x\t", direction, offset);
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pThis = buffer;
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if (prettydump) {
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buffer = buffer + min(length, BYTES_PER_LINE/2);
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while (pThis < buffer) {
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fprintf(NetTrace, "%c%.2x",
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(((*pThis)&0xff) == 0xff) ? '*' : ' ',
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(*pThis)&0xff);
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pThis++;
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}
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length -= BYTES_PER_LINE/2;
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offset += BYTES_PER_LINE/2;
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} else {
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buffer = buffer + min(length, BYTES_PER_LINE);
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while (pThis < buffer) {
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fprintf(NetTrace, "%.2x", (*pThis)&0xff);
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pThis++;
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}
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length -= BYTES_PER_LINE;
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offset += BYTES_PER_LINE;
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}
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if (NetTrace == stdout) {
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fprintf(NetTrace, "\r\n");
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} else {
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fprintf(NetTrace, "\n");
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}
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if (length < 0) {
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fflush(NetTrace);
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return;
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}
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/* find next unique line */
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}
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fflush(NetTrace);
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}
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| 181 |
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| 182 |
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void
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printoption(direction, cmd, option)
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char *direction;
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int cmd, option;
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{
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if (!showoptions)
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return;
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if (cmd == IAC) {
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if (TELCMD_OK(option))
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fprintf(NetTrace, "%s IAC %s", direction, TELCMD(option));
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else
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fprintf(NetTrace, "%s IAC %d", direction, option);
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} else {
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register char *fmt;
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fmt = (cmd == WILL) ? "WILL" : (cmd == WONT) ? "WONT" :
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(cmd == DO) ? "DO" : (cmd == DONT) ? "DONT" : 0;
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if (fmt) {
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fprintf(NetTrace, "%s %s ", direction, fmt);
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if (TELOPT_OK(option))
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fprintf(NetTrace, "%s", TELOPT(option));
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else if (option == TELOPT_EXOPL)
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fprintf(NetTrace, "EXOPL");
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else
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fprintf(NetTrace, "%d", option);
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} else
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fprintf(NetTrace, "%s %d %d", direction, cmd, option);
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}
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| 209 |
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if (NetTrace == stdout) {
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fprintf(NetTrace, "\r\n");
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fflush(NetTrace);
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} else {
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fprintf(NetTrace, "\n");
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}
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| 215 |
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return;
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| 216 |
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}
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| 218 |
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void
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| 219 |
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optionstatus()
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| 220 |
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{
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| 221 |
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register int i;
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| 222 |
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extern char will_wont_resp[], do_dont_resp[];
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| 223 |
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| 224 |
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for (i = 0; i < 256; i++) {
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| 225 |
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if (do_dont_resp[i]) {
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| 226 |
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if (TELOPT_OK(i))
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printf("resp DO_DONT %s: %d\n", TELOPT(i), do_dont_resp[i]);
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else if (TELCMD_OK(i))
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printf("resp DO_DONT %s: %d\n", TELCMD(i), do_dont_resp[i]);
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else
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printf("resp DO_DONT %d: %d\n", i,
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do_dont_resp[i]);
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if (my_want_state_is_do(i)) {
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if (TELOPT_OK(i))
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printf("want DO %s\n", TELOPT(i));
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| 236 |
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else if (TELCMD_OK(i))
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| 237 |
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printf("want DO %s\n", TELCMD(i));
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| 238 |
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else
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| 239 |
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printf("want DO %d\n", i);
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| 240 |
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} else {
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| 241 |
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if (TELOPT_OK(i))
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| 242 |
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printf("want DONT %s\n", TELOPT(i));
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| 243 |
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else if (TELCMD_OK(i))
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| 244 |
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printf("want DONT %s\n", TELCMD(i));
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| 245 |
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else
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| 246 |
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printf("want DONT %d\n", i);
|
| 247 |
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}
|
| 248 |
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} else {
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| 249 |
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if (my_state_is_do(i)) {
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| 250 |
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if (TELOPT_OK(i))
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| 251 |
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printf(" DO %s\n", TELOPT(i));
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| 252 |
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else if (TELCMD_OK(i))
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| 253 |
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printf(" DO %s\n", TELCMD(i));
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| 254 |
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else
|
| 255 |
|
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printf(" DO %d\n", i);
|
| 256 |
|
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}
|
| 257 |
|
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}
|
| 258 |
|
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if (will_wont_resp[i]) {
|
| 259 |
|
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if (TELOPT_OK(i))
|
| 260 |
|
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printf("resp WILL_WONT %s: %d\n", TELOPT(i), will_wont_resp[i]);
|
| 261 |
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else if (TELCMD_OK(i))
|
| 262 |
|
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printf("resp WILL_WONT %s: %d\n", TELCMD(i), will_wont_resp[i]);
|
| 263 |
|
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else
|
| 264 |
|
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printf("resp WILL_WONT %d: %d\n",
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| 265 |
|
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i, will_wont_resp[i]);
|
| 266 |
|
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if (my_want_state_is_will(i)) {
|
| 267 |
|
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if (TELOPT_OK(i))
|
| 268 |
|
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printf("want WILL %s\n", TELOPT(i));
|
| 269 |
|
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else if (TELCMD_OK(i))
|
| 270 |
|
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printf("want WILL %s\n", TELCMD(i));
|
| 271 |
|
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else
|
| 272 |
|
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printf("want WILL %d\n", i);
|
| 273 |
|
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} else {
|
| 274 |
|
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if (TELOPT_OK(i))
|
| 275 |
|
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printf("want WONT %s\n", TELOPT(i));
|
| 276 |
|
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else if (TELCMD_OK(i))
|
| 277 |
|
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printf("want WONT %s\n", TELCMD(i));
|
| 278 |
|
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else
|
| 279 |
|
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printf("want WONT %d\n", i);
|
| 280 |
|
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}
|
| 281 |
|
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} else {
|
| 282 |
|
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if (my_state_is_will(i)) {
|
| 283 |
|
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if (TELOPT_OK(i))
|
| 284 |
|
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printf(" WILL %s\n", TELOPT(i));
|
| 285 |
|
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else if (TELCMD_OK(i))
|
| 286 |
|
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printf(" WILL %s\n", TELCMD(i));
|
| 287 |
|
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else
|
| 288 |
|
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printf(" WILL %d\n", i);
|
| 289 |
|
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}
|
| 290 |
|
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}
|
| 291 |
|
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}
|
| 292 |
|
|
|
| 293 |
|
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}
|
| 294 |
|
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|
| 295 |
|
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void
|
| 296 |
|
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printsub(direction, pointer, length)
|
| 297 |
|
|
char direction; /* '<' or '>' */
|
| 298 |
|
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unsigned char *pointer; /* where suboption data sits */
|
| 299 |
|
|
int length; /* length of suboption data */
|
| 300 |
|
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{
|
| 301 |
|
|
register int i;
|
| 302 |
|
|
char buf[512];
|
| 303 |
|
|
extern int want_status_response;
|
| 304 |
|
|
|
| 305 |
|
|
if (showoptions || direction == 0 ||
|
| 306 |
|
|
(want_status_response && (pointer[0] == TELOPT_STATUS))) {
|
| 307 |
|
|
if (direction) {
|
| 308 |
|
|
fprintf(NetTrace, "%s IAC SB ",
|
| 309 |
|
|
(direction == '<')? "RCVD":"SENT");
|
| 310 |
|
|
if (length >= 3) {
|
| 311 |
|
|
register int j;
|
| 312 |
|
|
|
| 313 |
|
|
i = pointer[length-2];
|
| 314 |
|
|
j = pointer[length-1];
|
| 315 |
|
|
|
| 316 |
|
|
if (i != IAC || j != SE) {
|
| 317 |
|
|
fprintf(NetTrace, "(terminated by ");
|
| 318 |
|
|
if (TELOPT_OK(i))
|
| 319 |
|
|
fprintf(NetTrace, "%s ", TELOPT(i));
|
| 320 |
|
|
else if (TELCMD_OK(i))
|
| 321 |
|
|
fprintf(NetTrace, "%s ", TELCMD(i));
|
| 322 |
|
|
else
|
| 323 |
|
|
fprintf(NetTrace, "%d ", i);
|
| 324 |
|
|
if (TELOPT_OK(j))
|
| 325 |
|
|
fprintf(NetTrace, "%s", TELOPT(j));
|
| 326 |
|
|
else if (TELCMD_OK(j))
|
| 327 |
|
|
fprintf(NetTrace, "%s", TELCMD(j));
|
| 328 |
|
|
else
|
| 329 |
|
|
fprintf(NetTrace, "%d", j);
|
| 330 |
|
|
fprintf(NetTrace, ", not IAC SE!) ");
|
| 331 |
|
|
}
|
| 332 |
|
|
}
|
| 333 |
|
|
length -= 2;
|
| 334 |
|
|
}
|
| 335 |
|
|
if (length < 1) {
|
| 336 |
|
|
fprintf(NetTrace, "(Empty suboption??\?)");
|
| 337 |
|
|
if (NetTrace == stdout)
|
| 338 |
|
|
fflush(NetTrace);
|
| 339 |
|
|
return;
|
| 340 |
|
|
}
|
| 341 |
|
|
switch (pointer[0]) {
|
| 342 |
|
|
case TELOPT_TTYPE:
|
| 343 |
|
|
fprintf(NetTrace, "TERMINAL-TYPE ");
|
| 344 |
|
|
switch (pointer[1]) {
|
| 345 |
|
|
case TELQUAL_IS:
|
| 346 |
|
|
fprintf(NetTrace, "IS \"%.*s\"", length-2, (char *)pointer+2);
|
| 347 |
|
|
break;
|
| 348 |
|
|
case TELQUAL_SEND:
|
| 349 |
|
|
fprintf(NetTrace, "SEND");
|
| 350 |
|
|
break;
|
| 351 |
|
|
default:
|
| 352 |
|
|
fprintf(NetTrace,
|
| 353 |
|
|
"- unknown qualifier %d (0x%x).",
|
| 354 |
|
|
pointer[1], pointer[1]);
|
| 355 |
|
|
}
|
| 356 |
|
|
break;
|
| 357 |
|
|
case TELOPT_TSPEED:
|
| 358 |
|
|
fprintf(NetTrace, "TERMINAL-SPEED");
|
| 359 |
|
|
if (length < 2) {
|
| 360 |
|
|
fprintf(NetTrace, " (empty suboption??\?)");
|
| 361 |
|
|
break;
|
| 362 |
|
|
}
|
| 363 |
|
|
switch (pointer[1]) {
|
| 364 |
|
|
case TELQUAL_IS:
|
| 365 |
|
|
fprintf(NetTrace, " IS ");
|
| 366 |
|
|
fprintf(NetTrace, "%.*s", length-2, (char *)pointer+2);
|
| 367 |
|
|
break;
|
| 368 |
|
|
default:
|
| 369 |
|
|
if (pointer[1] == 1)
|
| 370 |
|
|
fprintf(NetTrace, " SEND");
|
| 371 |
|
|
else
|
| 372 |
|
|
fprintf(NetTrace, " %d (unknown)", pointer[1]);
|
| 373 |
|
|
for (i = 2; i < length; i++)
|
| 374 |
|
|
fprintf(NetTrace, " ?%d?", pointer[i]);
|
| 375 |
|
|
break;
|
| 376 |
|
|
}
|
| 377 |
|
|
break;
|
| 378 |
|
|
|
| 379 |
|
|
case TELOPT_LFLOW:
|
| 380 |
|
|
fprintf(NetTrace, "TOGGLE-FLOW-CONTROL");
|
| 381 |
|
|
if (length < 2) {
|
| 382 |
|
|
fprintf(NetTrace, " (empty suboption??\?)");
|
| 383 |
|
|
break;
|
| 384 |
|
|
}
|
| 385 |
|
|
switch (pointer[1]) {
|
| 386 |
|
|
case LFLOW_OFF:
|
| 387 |
|
|
fprintf(NetTrace, " OFF"); break;
|
| 388 |
|
|
case LFLOW_ON:
|
| 389 |
|
|
fprintf(NetTrace, " ON"); break;
|
| 390 |
|
|
case LFLOW_RESTART_ANY:
|
| 391 |
|
|
fprintf(NetTrace, " RESTART-ANY"); break;
|
| 392 |
|
|
case LFLOW_RESTART_XON:
|
| 393 |
|
|
fprintf(NetTrace, " RESTART-XON"); break;
|
| 394 |
|
|
default:
|
| 395 |
|
|
fprintf(NetTrace, " %d (unknown)", pointer[1]);
|
| 396 |
|
|
}
|
| 397 |
|
|
for (i = 2; i < length; i++)
|
| 398 |
|
|
fprintf(NetTrace, " ?%d?", pointer[i]);
|
| 399 |
|
|
break;
|
| 400 |
|
|
|
| 401 |
|
|
case TELOPT_NAWS:
|
| 402 |
|
|
fprintf(NetTrace, "NAWS");
|
| 403 |
|
|
if (length < 2) {
|
| 404 |
|
|
fprintf(NetTrace, " (empty suboption??\?)");
|
| 405 |
|
|
break;
|
| 406 |
|
|
}
|
| 407 |
|
|
if (length == 2) {
|
| 408 |
|
|
fprintf(NetTrace, " ?%d?", pointer[1]);
|
| 409 |
|
|
break;
|
| 410 |
|
|
}
|
| 411 |
|
|
fprintf(NetTrace, " %d %d (%d)",
|
| 412 |
|
|
pointer[1], pointer[2],
|
| 413 |
|
|
(int)((((unsigned int)pointer[1])<<8)|((unsigned int)pointer[2])));
|
| 414 |
|
|
if (length == 4) {
|
| 415 |
|
|
fprintf(NetTrace, " ?%d?", pointer[3]);
|
| 416 |
|
|
break;
|
| 417 |
|
|
}
|
| 418 |
|
|
fprintf(NetTrace, " %d %d (%d)",
|
| 419 |
|
|
pointer[3], pointer[4],
|
| 420 |
|
|
(int)((((unsigned int)pointer[3])<<8)|((unsigned int)pointer[4])));
|
| 421 |
|
|
for (i = 5; i < length; i++)
|
| 422 |
|
|
fprintf(NetTrace, " ?%d?", pointer[i]);
|
| 423 |
|
|
break;
|
| 424 |
|
|
|
| 425 |
|
|
#if defined(AUTHENTICATION)
|
| 426 |
|
|
case TELOPT_AUTHENTICATION:
|
| 427 |
|
|
fprintf(NetTrace, "AUTHENTICATION");
|
| 428 |
|
|
if (length < 2) {
|
| 429 |
|
|
fprintf(NetTrace, " (empty suboption??\?)");
|
| 430 |
|
|
break;
|
| 431 |
|
|
}
|
| 432 |
|
|
switch (pointer[1]) {
|
| 433 |
|
|
case TELQUAL_REPLY:
|
| 434 |
|
|
case TELQUAL_IS:
|
| 435 |
|
|
fprintf(NetTrace, " %s ", (pointer[1] == TELQUAL_IS) ?
|
| 436 |
|
|
"IS" : "REPLY");
|
| 437 |
|
|
if (AUTHTYPE_NAME_OK(pointer[2]))
|
| 438 |
|
|
fprintf(NetTrace, "%s ", AUTHTYPE_NAME(pointer[2]));
|
| 439 |
|
|
else
|
| 440 |
|
|
fprintf(NetTrace, "%d ", pointer[2]);
|
| 441 |
|
|
if (length < 3) {
|
| 442 |
|
|
fprintf(NetTrace, "(partial suboption??\?)");
|
| 443 |
|
|
break;
|
| 444 |
|
|
}
|
| 445 |
|
|
fprintf(NetTrace, "%s|%s",
|
| 446 |
|
|
((pointer[3] & AUTH_WHO_MASK) == AUTH_WHO_CLIENT) ?
|
| 447 |
|
|
"CLIENT" : "SERVER",
|
| 448 |
|
|
((pointer[3] & AUTH_HOW_MASK) == AUTH_HOW_MUTUAL) ?
|
| 449 |
|
|
"MUTUAL" : "ONE-WAY");
|
| 450 |
|
|
|
| 451 |
|
|
auth_printsub(&pointer[1], length - 1, buf, sizeof(buf));
|
| 452 |
|
|
fprintf(NetTrace, "%s", buf);
|
| 453 |
|
|
break;
|
| 454 |
|
|
|
| 455 |
|
|
case TELQUAL_SEND:
|
| 456 |
|
|
i = 2;
|
| 457 |
|
|
fprintf(NetTrace, " SEND ");
|
| 458 |
|
|
while (i < length) {
|
| 459 |
|
|
if (AUTHTYPE_NAME_OK(pointer[i]))
|
| 460 |
|
|
fprintf(NetTrace, "%s ", AUTHTYPE_NAME(pointer[i]));
|
| 461 |
|
|
else
|
| 462 |
|
|
fprintf(NetTrace, "%d ", pointer[i]);
|
| 463 |
|
|
if (++i >= length) {
|
| 464 |
|
|
fprintf(NetTrace, "(partial suboption??\?)");
|
| 465 |
|
|
break;
|
| 466 |
|
|
}
|
| 467 |
|
|
fprintf(NetTrace, "%s|%s ",
|
| 468 |
|
|
((pointer[i] & AUTH_WHO_MASK) == AUTH_WHO_CLIENT) ?
|
| 469 |
|
|
"CLIENT" : "SERVER",
|
| 470 |
|
|
((pointer[i] & AUTH_HOW_MASK) == AUTH_HOW_MUTUAL) ?
|
| 471 |
|
|
"MUTUAL" : "ONE-WAY");
|
| 472 |
|
|
++i;
|
| 473 |
|
|
}
|
| 474 |
|
|
break;
|
| 475 |
|
|
|
| 476 |
|
|
case TELQUAL_NAME:
|
| 477 |
|
|
i = 2;
|
| 478 |
|
|
fprintf(NetTrace, " NAME \"");
|
| 479 |
|
|
while (i < length)
|
| 480 |
|
|
putc(pointer[i++], NetTrace);
|
| 481 |
|
|
putc('"', NetTrace);
|
| 482 |
|
|
break;
|
| 483 |
|
|
|
| 484 |
|
|
default:
|
| 485 |
|
|
for (i = 2; i < length; i++)
|
| 486 |
|
|
fprintf(NetTrace, " ?%d?", pointer[i]);
|
| 487 |
|
|
break;
|
| 488 |
|
|
}
|
| 489 |
|
|
break;
|
| 490 |
|
|
#endif
|
| 491 |
|
|
|
| 492 |
|
|
|
| 493 |
|
|
case TELOPT_LINEMODE:
|
| 494 |
|
|
fprintf(NetTrace, "LINEMODE ");
|
| 495 |
|
|
if (length < 2) {
|
| 496 |
|
|
fprintf(NetTrace, " (empty suboption??\?)");
|
| 497 |
|
|
break;
|
| 498 |
|
|
}
|
| 499 |
|
|
switch (pointer[1]) {
|
| 500 |
|
|
case WILL:
|
| 501 |
|
|
fprintf(NetTrace, "WILL ");
|
| 502 |
|
|
goto common;
|
| 503 |
|
|
case WONT:
|
| 504 |
|
|
fprintf(NetTrace, "WONT ");
|
| 505 |
|
|
goto common;
|
| 506 |
|
|
case DO:
|
| 507 |
|
|
fprintf(NetTrace, "DO ");
|
| 508 |
|
|
goto common;
|
| 509 |
|
|
case DONT:
|
| 510 |
|
|
fprintf(NetTrace, "DONT ");
|
| 511 |
|
|
common:
|
| 512 |
|
|
if (length < 3) {
|
| 513 |
|
|
fprintf(NetTrace, "(no option??\?)");
|
| 514 |
|
|
break;
|
| 515 |
|
|
}
|
| 516 |
|
|
switch (pointer[2]) {
|
| 517 |
|
|
case LM_FORWARDMASK:
|
| 518 |
|
|
fprintf(NetTrace, "Forward Mask");
|
| 519 |
|
|
for (i = 3; i < length; i++)
|
| 520 |
|
|
fprintf(NetTrace, " %x", pointer[i]);
|
| 521 |
|
|
break;
|
| 522 |
|
|
default:
|
| 523 |
|
|
fprintf(NetTrace, "%d (unknown)", pointer[2]);
|
| 524 |
|
|
for (i = 3; i < length; i++)
|
| 525 |
|
|
fprintf(NetTrace, " %d", pointer[i]);
|
| 526 |
|
|
break;
|
| 527 |
|
|
}
|
| 528 |
|
|
break;
|
| 529 |
|
|
|
| 530 |
|
|
case LM_SLC:
|
| 531 |
|
|
fprintf(NetTrace, "SLC");
|
| 532 |
|
|
for (i = 2; i < length - 2; i += 3) {
|
| 533 |
|
|
if (SLC_NAME_OK(pointer[i+SLC_FUNC]))
|
| 534 |
|
|
fprintf(NetTrace, " %s", SLC_NAME(pointer[i+SLC_FUNC]));
|
| 535 |
|
|
else
|
| 536 |
|
|
fprintf(NetTrace, " %d", pointer[i+SLC_FUNC]);
|
| 537 |
|
|
switch (pointer[i+SLC_FLAGS]&SLC_LEVELBITS) {
|
| 538 |
|
|
case SLC_NOSUPPORT:
|
| 539 |
|
|
fprintf(NetTrace, " NOSUPPORT"); break;
|
| 540 |
|
|
case SLC_CANTCHANGE:
|
| 541 |
|
|
fprintf(NetTrace, " CANTCHANGE"); break;
|
| 542 |
|
|
case SLC_VARIABLE:
|
| 543 |
|
|
fprintf(NetTrace, " VARIABLE"); break;
|
| 544 |
|
|
case SLC_DEFAULT:
|
| 545 |
|
|
fprintf(NetTrace, " DEFAULT"); break;
|
| 546 |
|
|
}
|
| 547 |
|
|
fprintf(NetTrace, "%s%s%s",
|
| 548 |
|
|
pointer[i+SLC_FLAGS]&SLC_ACK ? "|ACK" : "",
|
| 549 |
|
|
pointer[i+SLC_FLAGS]&SLC_FLUSHIN ? "|FLUSHIN" : "",
|
| 550 |
|
|
pointer[i+SLC_FLAGS]&SLC_FLUSHOUT ? "|FLUSHOUT" : "");
|
| 551 |
|
|
if (pointer[i+SLC_FLAGS]& ~(SLC_ACK|SLC_FLUSHIN|
|
| 552 |
|
|
SLC_FLUSHOUT| SLC_LEVELBITS))
|
| 553 |
|
|
fprintf(NetTrace, "(0x%x)", pointer[i+SLC_FLAGS]);
|
| 554 |
|
|
fprintf(NetTrace, " %d;", pointer[i+SLC_VALUE]);
|
| 555 |
|
|
if ((pointer[i+SLC_VALUE] == IAC) &&
|
| 556 |
|
|
(pointer[i+SLC_VALUE+1] == IAC))
|
| 557 |
|
|
i++;
|
| 558 |
|
|
}
|
| 559 |
|
|
for (; i < length; i++)
|
| 560 |
|
|
fprintf(NetTrace, " ?%d?", pointer[i]);
|
| 561 |
|
|
break;
|
| 562 |
|
|
|
| 563 |
|
|
case LM_MODE:
|
| 564 |
|
|
fprintf(NetTrace, "MODE ");
|
| 565 |
|
|
if (length < 3) {
|
| 566 |
|
|
fprintf(NetTrace, "(no mode??\?)");
|
| 567 |
|
|
break;
|
| 568 |
|
|
}
|
| 569 |
|
|
{
|
| 570 |
|
|
char tbuf[64];
|
| 571 |
|
|
sprintf(tbuf, "%s%s%s%s%s",
|
| 572 |
|
|
pointer[2]&MODE_EDIT ? "|EDIT" : "",
|
| 573 |
|
|
pointer[2]&MODE_TRAPSIG ? "|TRAPSIG" : "",
|
| 574 |
|
|
pointer[2]&MODE_SOFT_TAB ? "|SOFT_TAB" : "",
|
| 575 |
|
|
pointer[2]&MODE_LIT_ECHO ? "|LIT_ECHO" : "",
|
| 576 |
|
|
pointer[2]&MODE_ACK ? "|ACK" : "");
|
| 577 |
|
|
fprintf(NetTrace, "%s", tbuf[1] ? &tbuf[1] : "0");
|
| 578 |
|
|
}
|
| 579 |
|
|
if (pointer[2]&~(MODE_MASK))
|
| 580 |
|
|
fprintf(NetTrace, " (0x%x)", pointer[2]);
|
| 581 |
|
|
for (i = 3; i < length; i++)
|
| 582 |
|
|
fprintf(NetTrace, " ?0x%x?", pointer[i]);
|
| 583 |
|
|
break;
|
| 584 |
|
|
default:
|
| 585 |
|
|
fprintf(NetTrace, "%d (unknown)", pointer[1]);
|
| 586 |
|
|
for (i = 2; i < length; i++)
|
| 587 |
|
|
fprintf(NetTrace, " %d", pointer[i]);
|
| 588 |
|
|
}
|
| 589 |
|
|
break;
|
| 590 |
|
|
|
| 591 |
|
|
case TELOPT_STATUS: {
|
| 592 |
|
|
register char *cp;
|
| 593 |
|
|
register int j, k;
|
| 594 |
|
|
|
| 595 |
|
|
fprintf(NetTrace, "STATUS");
|
| 596 |
|
|
|
| 597 |
|
|
switch (pointer[1]) {
|
| 598 |
|
|
default:
|
| 599 |
|
|
if (pointer[1] == TELQUAL_SEND)
|
| 600 |
|
|
fprintf(NetTrace, " SEND");
|
| 601 |
|
|
else
|
| 602 |
|
|
fprintf(NetTrace, " %d (unknown)", pointer[1]);
|
| 603 |
|
|
for (i = 2; i < length; i++)
|
| 604 |
|
|
fprintf(NetTrace, " ?%d?", pointer[i]);
|
| 605 |
|
|
break;
|
| 606 |
|
|
case TELQUAL_IS:
|
| 607 |
|
|
if (--want_status_response < 0)
|
| 608 |
|
|
want_status_response = 0;
|
| 609 |
|
|
if (NetTrace == stdout)
|
| 610 |
|
|
fprintf(NetTrace, " IS\r\n");
|
| 611 |
|
|
else
|
| 612 |
|
|
fprintf(NetTrace, " IS\n");
|
| 613 |
|
|
|
| 614 |
|
|
for (i = 2; i < length; i++) {
|
| 615 |
|
|
switch(pointer[i]) {
|
| 616 |
|
|
case DO: cp = "DO"; goto common2;
|
| 617 |
|
|
case DONT: cp = "DONT"; goto common2;
|
| 618 |
|
|
case WILL: cp = "WILL"; goto common2;
|
| 619 |
|
|
case WONT: cp = "WONT"; goto common2;
|
| 620 |
|
|
common2:
|
| 621 |
|
|
i++;
|
| 622 |
|
|
if (TELOPT_OK((int)pointer[i]))
|
| 623 |
|
|
fprintf(NetTrace, " %s %s", cp, TELOPT(pointer[i]));
|
| 624 |
|
|
else
|
| 625 |
|
|
fprintf(NetTrace, " %s %d", cp, pointer[i]);
|
| 626 |
|
|
|
| 627 |
|
|
if (NetTrace == stdout)
|
| 628 |
|
|
fprintf(NetTrace, "\r\n");
|
| 629 |
|
|
else
|
| 630 |
|
|
fprintf(NetTrace, "\n");
|
| 631 |
|
|
break;
|
| 632 |
|
|
|
| 633 |
|
|
case SB:
|
| 634 |
|
|
fprintf(NetTrace, " SB ");
|
| 635 |
|
|
i++;
|
| 636 |
|
|
j = k = i;
|
| 637 |
|
|
while (j < length) {
|
| 638 |
|
|
if (pointer[j] == SE) {
|
| 639 |
|
|
if (j+1 == length)
|
| 640 |
|
|
break;
|
| 641 |
|
|
if (pointer[j+1] == SE)
|
| 642 |
|
|
j++;
|
| 643 |
|
|
else
|
| 644 |
|
|
break;
|
| 645 |
|
|
}
|
| 646 |
|
|
pointer[k++] = pointer[j++];
|
| 647 |
|
|
}
|
| 648 |
|
|
printsub(0, &pointer[i], k - i);
|
| 649 |
|
|
if (i < length) {
|
| 650 |
|
|
fprintf(NetTrace, " SE");
|
| 651 |
|
|
i = j;
|
| 652 |
|
|
} else
|
| 653 |
|
|
i = j - 1;
|
| 654 |
|
|
|
| 655 |
|
|
if (NetTrace == stdout)
|
| 656 |
|
|
fprintf(NetTrace, "\r\n");
|
| 657 |
|
|
else
|
| 658 |
|
|
fprintf(NetTrace, "\n");
|
| 659 |
|
|
|
| 660 |
|
|
break;
|
| 661 |
|
|
|
| 662 |
|
|
default:
|
| 663 |
|
|
fprintf(NetTrace, " %d", pointer[i]);
|
| 664 |
|
|
break;
|
| 665 |
|
|
}
|
| 666 |
|
|
}
|
| 667 |
|
|
break;
|
| 668 |
|
|
}
|
| 669 |
|
|
break;
|
| 670 |
|
|
}
|
| 671 |
|
|
|
| 672 |
|
|
case TELOPT_XDISPLOC:
|
| 673 |
|
|
fprintf(NetTrace, "X-DISPLAY-LOCATION ");
|
| 674 |
|
|
switch (pointer[1]) {
|
| 675 |
|
|
case TELQUAL_IS:
|
| 676 |
|
|
fprintf(NetTrace, "IS \"%.*s\"", length-2, (char *)pointer+2);
|
| 677 |
|
|
break;
|
| 678 |
|
|
case TELQUAL_SEND:
|
| 679 |
|
|
fprintf(NetTrace, "SEND");
|
| 680 |
|
|
break;
|
| 681 |
|
|
default:
|
| 682 |
|
|
fprintf(NetTrace, "- unknown qualifier %d (0x%x).",
|
| 683 |
|
|
pointer[1], pointer[1]);
|
| 684 |
|
|
}
|
| 685 |
|
|
break;
|
| 686 |
|
|
|
| 687 |
|
|
case TELOPT_NEW_ENVIRON:
|
| 688 |
|
|
fprintf(NetTrace, "NEW-ENVIRON ");
|
| 689 |
|
|
#ifdef OLD_ENVIRON
|
| 690 |
|
|
goto env_common1;
|
| 691 |
|
|
case TELOPT_OLD_ENVIRON:
|
| 692 |
|
|
fprintf(NetTrace, "OLD-ENVIRON");
|
| 693 |
|
|
env_common1:
|
| 694 |
|
|
#endif
|
| 695 |
|
|
switch (pointer[1]) {
|
| 696 |
|
|
case TELQUAL_IS:
|
| 697 |
|
|
fprintf(NetTrace, "IS ");
|
| 698 |
|
|
goto env_common;
|
| 699 |
|
|
case TELQUAL_SEND:
|
| 700 |
|
|
fprintf(NetTrace, "SEND ");
|
| 701 |
|
|
goto env_common;
|
| 702 |
|
|
case TELQUAL_INFO:
|
| 703 |
|
|
fprintf(NetTrace, "INFO ");
|
| 704 |
|
|
env_common:
|
| 705 |
|
|
{
|
| 706 |
|
|
register int noquote = 2;
|
| 707 |
|
|
#if defined(ENV_HACK) && defined(OLD_ENVIRON)
|
| 708 |
|
|
extern int old_env_var, old_env_value;
|
| 709 |
|
|
#endif
|
| 710 |
|
|
for (i = 2; i < length; i++ ) {
|
| 711 |
|
|
switch (pointer[i]) {
|
| 712 |
|
|
case NEW_ENV_VALUE:
|
| 713 |
|
|
#ifdef OLD_ENVIRON
|
| 714 |
|
|
/* case NEW_ENV_OVAR: */
|
| 715 |
|
|
if (pointer[0] == TELOPT_OLD_ENVIRON) {
|
| 716 |
|
|
# ifdef ENV_HACK
|
| 717 |
|
|
if (old_env_var == OLD_ENV_VALUE)
|
| 718 |
|
|
fprintf(NetTrace, "\" (VALUE) " + noquote);
|
| 719 |
|
|
else
|
| 720 |
|
|
# endif
|
| 721 |
|
|
fprintf(NetTrace, "\" VAR " + noquote);
|
| 722 |
|
|
} else
|
| 723 |
|
|
#endif /* OLD_ENVIRON */
|
| 724 |
|
|
fprintf(NetTrace, "\" VALUE " + noquote);
|
| 725 |
|
|
noquote = 2;
|
| 726 |
|
|
break;
|
| 727 |
|
|
|
| 728 |
|
|
case NEW_ENV_VAR:
|
| 729 |
|
|
#ifdef OLD_ENVIRON
|
| 730 |
|
|
/* case OLD_ENV_VALUE: */
|
| 731 |
|
|
if (pointer[0] == TELOPT_OLD_ENVIRON) {
|
| 732 |
|
|
# ifdef ENV_HACK
|
| 733 |
|
|
if (old_env_value == OLD_ENV_VAR)
|
| 734 |
|
|
fprintf(NetTrace, "\" (VAR) " + noquote);
|
| 735 |
|
|
else
|
| 736 |
|
|
# endif
|
| 737 |
|
|
fprintf(NetTrace, "\" VALUE " + noquote);
|
| 738 |
|
|
} else
|
| 739 |
|
|
#endif /* OLD_ENVIRON */
|
| 740 |
|
|
fprintf(NetTrace, "\" VAR " + noquote);
|
| 741 |
|
|
noquote = 2;
|
| 742 |
|
|
break;
|
| 743 |
|
|
|
| 744 |
|
|
case ENV_ESC:
|
| 745 |
|
|
fprintf(NetTrace, "\" ESC " + noquote);
|
| 746 |
|
|
noquote = 2;
|
| 747 |
|
|
break;
|
| 748 |
|
|
|
| 749 |
|
|
case ENV_USERVAR:
|
| 750 |
|
|
fprintf(NetTrace, "\" USERVAR " + noquote);
|
| 751 |
|
|
noquote = 2;
|
| 752 |
|
|
break;
|
| 753 |
|
|
|
| 754 |
|
|
default:
|
| 755 |
|
|
def_case:
|
| 756 |
|
|
if (isprint(pointer[i]) && pointer[i] != '"') {
|
| 757 |
|
|
if (noquote) {
|
| 758 |
|
|
putc('"', NetTrace);
|
| 759 |
|
|
noquote = 0;
|
| 760 |
|
|
}
|
| 761 |
|
|
putc(pointer[i], NetTrace);
|
| 762 |
|
|
} else {
|
| 763 |
|
|
fprintf(NetTrace, "\" %03o " + noquote,
|
| 764 |
|
|
pointer[i]);
|
| 765 |
|
|
noquote = 2;
|
| 766 |
|
|
}
|
| 767 |
|
|
break;
|
| 768 |
|
|
}
|
| 769 |
|
|
}
|
| 770 |
|
|
if (!noquote)
|
| 771 |
|
|
putc('"', NetTrace);
|
| 772 |
|
|
break;
|
| 773 |
|
|
}
|
| 774 |
|
|
}
|
| 775 |
|
|
break;
|
| 776 |
|
|
|
| 777 |
|
|
default:
|
| 778 |
|
|
if (TELOPT_OK(pointer[0]))
|
| 779 |
|
|
fprintf(NetTrace, "%s (unknown)", TELOPT(pointer[0]));
|
| 780 |
|
|
else
|
| 781 |
|
|
fprintf(NetTrace, "%d (unknown)", pointer[0]);
|
| 782 |
|
|
for (i = 1; i < length; i++)
|
| 783 |
|
|
fprintf(NetTrace, " %d", pointer[i]);
|
| 784 |
|
|
break;
|
| 785 |
|
|
}
|
| 786 |
|
|
if (direction) {
|
| 787 |
|
|
if (NetTrace == stdout)
|
| 788 |
|
|
fprintf(NetTrace, "\r\n");
|
| 789 |
|
|
else
|
| 790 |
|
|
fprintf(NetTrace, "\n");
|
| 791 |
|
|
}
|
| 792 |
|
|
if (NetTrace == stdout)
|
| 793 |
|
|
fflush(NetTrace);
|
| 794 |
|
|
}
|
| 795 |
|
|
}
|
| 796 |
|
|
|
| 797 |
|
|
/* EmptyTerminal - called to make sure that the terminal buffer is empty.
|
| 798 |
|
|
* Note that we consider the buffer to run all the
|
| 799 |
|
|
* way to the kernel (thus the select).
|
| 800 |
|
|
*/
|
| 801 |
|
|
|
| 802 |
|
|
void
|
| 803 |
|
|
EmptyTerminal()
|
| 804 |
|
|
{
|
| 805 |
|
|
#if defined(unix)
|
| 806 |
|
|
fd_set o;
|
| 807 |
|
|
|
| 808 |
|
|
FD_ZERO(&o);
|
| 809 |
|
|
#endif /* defined(unix) */
|
| 810 |
|
|
|
| 811 |
|
|
if (TTYBYTES() == 0) {
|
| 812 |
|
|
#if defined(unix)
|
| 813 |
|
|
FD_SET(tout, &o);
|
| 814 |
|
|
(void) select(tout+1, (fd_set *) 0, &o, (fd_set *) 0,
|
| 815 |
|
|
(struct timeval *) 0); /* wait for TTLOWAT */
|
| 816 |
|
|
#endif /* defined(unix) */
|
| 817 |
|
|
} else {
|
| 818 |
|
|
while (TTYBYTES()) {
|
| 819 |
|
|
(void) ttyflush(0);
|
| 820 |
|
|
#if defined(unix)
|
| 821 |
|
|
FD_SET(tout, &o);
|
| 822 |
|
|
(void) select(tout+1, (fd_set *) 0, &o, (fd_set *) 0,
|
| 823 |
|
|
(struct timeval *) 0); /* wait for TTLOWAT */
|
| 824 |
|
|
#endif /* defined(unix) */
|
| 825 |
|
|
}
|
| 826 |
|
|
}
|
| 827 |
|
|
}
|
| 828 |
|
|
|
| 829 |
|
|
void
|
| 830 |
|
|
SetForExit()
|
| 831 |
|
|
{
|
| 832 |
|
|
setconnmode(0);
|
| 833 |
|
|
#if defined(TN3270)
|
| 834 |
|
|
if (In3270) {
|
| 835 |
|
|
Finish3270();
|
| 836 |
|
|
}
|
| 837 |
|
|
#else /* defined(TN3270) */
|
| 838 |
|
|
do {
|
| 839 |
|
|
(void)telrcv(); /* Process any incoming data */
|
| 840 |
|
|
EmptyTerminal();
|
| 841 |
|
|
} while (ring_full_count(&netiring)); /* While there is any */
|
| 842 |
|
|
#endif /* defined(TN3270) */
|
| 843 |
|
|
setcommandmode();
|
| 844 |
|
|
fflush(stdout);
|
| 845 |
|
|
fflush(stderr);
|
| 846 |
|
|
#if defined(TN3270)
|
| 847 |
|
|
if (In3270) {
|
| 848 |
|
|
StopScreen(1);
|
| 849 |
|
|
}
|
| 850 |
|
|
#endif /* defined(TN3270) */
|
| 851 |
|
|
setconnmode(0);
|
| 852 |
|
|
EmptyTerminal(); /* Flush the path to the tty */
|
| 853 |
|
|
setcommandmode();
|
| 854 |
|
|
}
|
| 855 |
|
|
|
| 856 |
|
|
void
|
| 857 |
|
|
Exit(returnCode)
|
| 858 |
|
|
int returnCode;
|
| 859 |
|
|
{
|
| 860 |
|
|
SetForExit();
|
| 861 |
|
|
exit(returnCode);
|
| 862 |
|
|
}
|
| 863 |
|
|
|
| 864 |
|
|
void
|
| 865 |
|
|
ExitString(string, returnCode)
|
| 866 |
|
|
char *string;
|
| 867 |
|
|
int returnCode;
|
| 868 |
|
|
{
|
| 869 |
|
|
SetForExit();
|
| 870 |
|
|
fwrite(string, 1, strlen(string), stderr);
|
| 871 |
|
|
exit(returnCode);
|
| 872 |
|
|
}
|
