usr.bin/talk/talk.h

9b50d902SRodney W. Grimes/*
9b50d902SRodney W. Grimes * Copyright (c) 1983, 1993
9b50d902SRodney W. Grimes *	The Regents of the University of California.  All rights reserved.
9b50d902SRodney W. Grimes *
9b50d902SRodney W. Grimes * Redistribution and use in source and binary forms, with or without
9b50d902SRodney W. Grimes * modification, are permitted provided that the following conditions
9b50d902SRodney W. Grimes * are met:
9b50d902SRodney W. Grimes * 1. Redistributions of source code must retain the above copyright
9b50d902SRodney W. Grimes *    notice, this list of conditions and the following disclaimer.
9b50d902SRodney W. Grimes * 2. Redistributions in binary form must reproduce the above copyright
9b50d902SRodney W. Grimes *    notice, this list of conditions and the following disclaimer in the
9b50d902SRodney W. Grimes *    documentation and/or other materials provided with the distribution.
9b50d902SRodney W. Grimes * 4. Neither the name of the University nor the names of its contributors
9b50d902SRodney W. Grimes *    may be used to endorse or promote products derived from this software
9b50d902SRodney W. Grimes *    without specific prior written permission.
9b50d902SRodney W. Grimes *
9b50d902SRodney W. Grimes * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
9b50d902SRodney W. Grimes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
9b50d902SRodney W. Grimes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
9b50d902SRodney W. Grimes * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
9b50d902SRodney W. Grimes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
9b50d902SRodney W. Grimes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
9b50d902SRodney W. Grimes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
9b50d902SRodney W. Grimes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
9b50d902SRodney W. Grimes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
9b50d902SRodney W. Grimes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
9b50d902SRodney W. Grimes * SUCH DAMAGE.
9b50d902SRodney W. Grimes *
9b50d902SRodney W. Grimes *	@(#)talk.h	8.1 (Berkeley) 6/6/93
caa64801SMark Murray * $FreeBSD$
9b50d902SRodney W. Grimes */
9b50d902SRodney W. Grimes
28592604SJoerg Wunsch#include <sys/cdefs.h>
28592604SJoerg Wunsch#include <sys/types.h>
28592604SJoerg Wunsch#include <sys/time.h>
28592604SJoerg Wunsch#include <sys/socket.h>
28592604SJoerg Wunsch#include <netinet/in.h>
28592604SJoerg Wunsch#include <arpa/inet.h>
28592604SJoerg Wunsch#include <protocols/talkd.h>
9b50d902SRodney W. Grimes#include <curses.h>
*b8d48d62SEd Schouten#include <signal.h>
9b50d902SRodney W. Grimes
9b50d902SRodney W. Grimesextern	int sockt;
9b50d902SRodney W. Grimesextern	int curses_initialized;
9b50d902SRodney W. Grimesextern	int invitation_waiting;
9b50d902SRodney W. Grimes
caa64801SMark Murrayextern	const char *current_state;
9b50d902SRodney W. Grimesextern	int current_line;
9b50d902SRodney W. Grimes
*b8d48d62SEd Schoutenextern volatile sig_atomic_t gotwinch;
*b8d48d62SEd Schouten
9b50d902SRodney W. Grimestypedef struct xwin {
9b50d902SRodney W. Grimes	WINDOW	*x_win;
9b50d902SRodney W. Grimes	int	x_nlines;
9b50d902SRodney W. Grimes	int	x_ncols;
9b50d902SRodney W. Grimes	int	x_line;
9b50d902SRodney W. Grimes	int	x_col;
9b50d902SRodney W. Grimes	char	kill;
9b50d902SRodney W. Grimes	char	cerase;
9b50d902SRodney W. Grimes	char	werase;
9b50d902SRodney W. Grimes} xwin_t;
9b50d902SRodney W. Grimes
9b50d902SRodney W. Grimesextern	xwin_t my_win;
9b50d902SRodney W. Grimesextern	xwin_t his_win;
9b50d902SRodney W. Grimesextern	WINDOW *line_win;
28592604SJoerg Wunsch
3f330d7dSWarner Loshextern	void	announce_invite(void);
3f330d7dSWarner Loshextern	int	check_local(void);
3f330d7dSWarner Loshextern	void	check_writeable(void);
3f330d7dSWarner Loshextern	void	ctl_transact(struct in_addr,CTL_MSG,int,CTL_RESPONSE *);
3f330d7dSWarner Loshextern	void	disp_msg(int);
3f330d7dSWarner Loshextern	void	display(xwin_t *, char *, int);
3f330d7dSWarner Loshextern	void	end_msgs(void);
b6d9e1f3SXin LIextern	void	get_addrs(const char *, const char *);
3f330d7dSWarner Loshextern	int	get_iface(struct in_addr *, struct in_addr *);
3f330d7dSWarner Loshextern	void	get_names(int, char **);
3f330d7dSWarner Loshextern	void	init_display(void);
3f330d7dSWarner Loshextern	void	invite_remote(void);
3f330d7dSWarner Loshextern	int	look_for_invite(CTL_RESPONSE *);
3f330d7dSWarner Loshextern	int	max(int, int);
3f330d7dSWarner Loshextern	void	message(const char *);
3f330d7dSWarner Loshextern	void	open_ctl(void);
3f330d7dSWarner Loshextern	void	open_sockt(void);
3f330d7dSWarner Loshextern	void	p_error(const char *);
3f330d7dSWarner Loshextern	void	print_addr(struct sockaddr_in);
3f330d7dSWarner Loshextern	void	quit(void);
3f330d7dSWarner Loshextern	int	readwin(WINDOW *, int, int);
3f330d7dSWarner Loshextern	void	re_invite(int);
3f330d7dSWarner Loshextern	void	send_delete(void);
3f330d7dSWarner Loshextern	void	set_edit_chars(void);
3f330d7dSWarner Loshextern	void	sig_sent(int);
ec8ffccbSOlivier Houchardextern	void	sig_winch(int);
3f330d7dSWarner Loshextern	void	start_msgs(void);
3f330d7dSWarner Loshextern	void	talk(void);
ec8ffccbSOlivier Houchardextern	void	resize_display(void);