libexec/talkd/print.c

   1 /*-
   2  * SPDX-License-Identifier: BSD-3-Clause
   3  *
   4  * Copyright (c) 1983, 1993
   5  *      The Regents of the University of California.  All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  * 3. Neither the name of the University nor the names of its contributors
  16  *    may be used to endorse or promote products derived from this software
  17  *    without specific prior written permission.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  29  * SUCH DAMAGE.
  30  */
  31
  32 /* debug print routines */
  33
  34 #include <sys/types.h>
  35 #include <sys/socket.h>
  36 #include <arpa/inet.h>
  37 #include <protocols/talkd.h>
  38 #include <stdio.h>
  39 #include <syslog.h>
  40
  41 #include "extern.h"
  42
  43 static  const char *types[] =
  44     { "leave_invite", "look_up", "delete", "announce" };
  45 #define NTYPES  (sizeof (types) / sizeof (types[0]))
  46 static  const char *answers[] =
  47     { "success", "not_here", "failed", "machine_unknown", "permission_denied",
  48       "unknown_request", "badversion", "badaddr", "badctladdr" };
  49 #define NANSWERS        (sizeof (answers) / sizeof (answers[0]))
  50
  51 void
  52 print_request(const char *cp, CTL_MSG *mp)
  53 {
  54         const char *tp;
  55         char tbuf[80];
  56
  57         if (mp->type > NTYPES) {
  58                 (void)snprintf(tbuf, sizeof(tbuf), "type %d", mp->type);
  59                 tp = tbuf;
  60         } else
  61                 tp = types[mp->type];
  62         syslog(LOG_DEBUG, "%s: %s: id %lu, l_user %s, r_user %s, r_tty %s",
  63             cp, tp, (long)mp->id_num, mp->l_name, mp->r_name, mp->r_tty);
  64 }
  65
  66 void
  67 print_response(const char *cp, CTL_RESPONSE *rp)
  68 {
  69         const char *tp, *ap;
  70         char tbuf[80], abuf[80];
  71
  72         if (rp->type > NTYPES) {
  73                 (void)snprintf(tbuf, sizeof(tbuf), "type %d", rp->type);
  74                 tp = tbuf;
  75         } else
  76                 tp = types[rp->type];
  77         if (rp->answer > NANSWERS) {
  78                 (void)snprintf(abuf, sizeof(abuf), "answer %d", rp->answer);
  79                 ap = abuf;
  80         } else
  81                 ap = answers[rp->answer];
  82         syslog(LOG_DEBUG, "%s: %s: %s, id %d", cp, tp, ap, ntohl(rp->id_num));
  83 }