root/libexec/talkd/print.c
/*      $NetBSD: print.c,v 1.11 2025/12/18 08:26:59 nia Exp $   */

/*
 * Copyright (c) 1983, 1993
 *      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 the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. 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 BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

#include <sys/cdefs.h>
#ifndef lint
#if 0
static char sccsid[] = "@(#)print.c     8.1 (Berkeley) 6/4/93";
#else
__RCSID("$NetBSD: print.c,v 1.11 2025/12/18 08:26:59 nia Exp $");
#endif
#endif /* not lint */

/* debug/logging print routines */

#include <sys/types.h>
#include <sys/socket.h>
#include <protocols/talkd.h>
#include <inttypes.h>
#include <endian.h>
#include <syslog.h>
#include <stdio.h>
#include "extern.h"

static  const char *types[] = {
        "leave_invite",
        "look_up",
        "delete",
        "announce"
};
#define NTYPES  (sizeof (types) / sizeof (types[0]))

static  const char *answers[] = {
        "success",
        "not_here",
        "failed",
        "machine_unknown",
        "permission_denied",
        "unknown_request",
        "badversion",
        "badaddr",
        "badctladdr"
};
#define NANSWERS        (sizeof (answers) / sizeof (answers[0]))

void
print_request(const char *cp, CTL_MSG *mp)
{
        char tbuf[80];
        const char *tp;
        
        if (mp->type >= NTYPES) {
                (void)snprintf(tbuf, sizeof tbuf, "type %d", mp->type);
                tp = tbuf;
        } else
                tp = types[mp->type];
        syslog(debug ? LOG_DEBUG : LOG_INFO,
            "%s: %s: id %"PRIu32", l_user %s, r_user %s, r_tty %s",
            cp, tp, mp->id_num, mp->l_name, mp->r_name, mp->r_tty);
}

void
print_response(const char *cp, CTL_RESPONSE *rp)
{
        char tbuf[80], abuf[80];
        const char *tp, *ap;
        
        if (rp->type >= NTYPES) {
                (void)snprintf(tbuf, sizeof tbuf, "type %d", rp->type);
                tp = tbuf;
        } else
                tp = types[rp->type];
        if (rp->answer >= NANSWERS) {
                (void)snprintf(abuf, sizeof abuf, "answer %d", rp->answer);
                ap = abuf;
        } else
                ap = answers[rp->answer];
        syslog(debug ? LOG_DEBUG : LOG_INFO, "%s: %s: %s, id %"PRIu32,
            cp, tp, ap, ntohl(rp->id_num));
}