/*      $NetBSD: talk.h,v 1.9 2011/09/06 18:32:03 joerg 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.
 *
 *      @(#)talk.h      8.1 (Berkeley) 6/6/93
 */

#include <sys/param.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <protocols/talkd.h>
#include <curses.h>
#include <string.h>

extern  int sockt;
extern  int curses_initialized;
extern  int invitation_waiting;

extern  const char *current_state;
extern  int current_line;

typedef struct xwin {
        WINDOW  *x_win;
        int     x_nlines;
        int     x_ncols;
        int     x_line;
        int     x_col;
        char    kill;
        char    cerase;
        char    werase;
} xwin_t;

extern  xwin_t my_win;
extern  xwin_t his_win;
extern  WINDOW *line_win;

void    announce_invite(void);
int     check_local(void);
void    ctl_transact(struct in_addr, CTL_MSG, int, CTL_RESPONSE *);
void    display(xwin_t *, char *, int);
void    disp_msg(int);
void    end_msgs(void);
void    get_addrs(const char *, const char *);
void    get_names(int, char **);
void    init_display(void);
void    invite_remote(void);
int     look_for_invite(CTL_RESPONSE *);
int     max(int, int);
void    message(const char *);
void    open_ctl(void);
void    open_sockt(void);
void    print_addr(struct sockaddr_in);
void    p_error(const char *) __dead;
void    quit(void) __dead;
int     readwin(WINDOW *, int, int);
void    re_invite(int) __dead;
void    send_delete(void);
void    set_edit_chars(void);
void    sig_sent(int) __dead;
void    start_msgs(void);
void    talk(void) __dead;
void    xscroll(xwin_t *, int);