xref: /freebsd/usr.bin/talk/talk.h (revision f0adf7f5cdd241db2f2c817683191a6ef64a4e95)
1 /*
2  * Copyright (c) 1983, 1993
3  *	The Regents of the University of California.  All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  * 3. All advertising materials mentioning features or use of this software
14  *    must display the following acknowledgement:
15  *	This product includes software developed by the University of
16  *	California, Berkeley and its contributors.
17  * 4. Neither the name of the University nor the names of its contributors
18  *    may be used to endorse or promote products derived from this software
19  *    without specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31  * SUCH DAMAGE.
32  *
33  *	@(#)talk.h	8.1 (Berkeley) 6/6/93
34  * $FreeBSD$
35  */
36 
37 #include <sys/cdefs.h>
38 #include <sys/types.h>
39 #include <sys/time.h>
40 #include <sys/socket.h>
41 #include <netinet/in.h>
42 #include <arpa/inet.h>
43 #include <protocols/talkd.h>
44 #include <curses.h>
45 #include <unistd.h>
46 
47 extern	int sockt;
48 extern	int curses_initialized;
49 extern	int invitation_waiting;
50 
51 extern	const char *current_state;
52 extern	int current_line;
53 
54 typedef struct xwin {
55 	WINDOW	*x_win;
56 	int	x_nlines;
57 	int	x_ncols;
58 	int	x_line;
59 	int	x_col;
60 	char	kill;
61 	char	cerase;
62 	char	werase;
63 } xwin_t;
64 
65 extern	xwin_t my_win;
66 extern	xwin_t his_win;
67 extern	WINDOW *line_win;
68 
69 extern	void	announce_invite(void);
70 extern	int	check_local(void);
71 extern	void	check_writeable(void);
72 extern	void	ctl_transact(struct in_addr,CTL_MSG,int,CTL_RESPONSE *);
73 extern	void	disp_msg(int);
74 extern	void	display(xwin_t *, char *, int);
75 extern	void	end_msgs(void);
76 extern	void	get_addrs(char *, char *);
77 extern	int	get_iface(struct in_addr *, struct in_addr *);
78 extern	void	get_names(int, char **);
79 extern	void	init_display(void);
80 extern	void	invite_remote(void);
81 extern	int	look_for_invite(CTL_RESPONSE *);
82 extern	int	max(int, int);
83 extern	void	message(const char *);
84 extern	void	open_ctl(void);
85 extern	void	open_sockt(void);
86 extern	void	p_error(const char *);
87 extern	void	print_addr(struct sockaddr_in);
88 extern	void	quit(void);
89 extern	int	readwin(WINDOW *, int, int);
90 extern	void	re_invite(int);
91 extern	void	send_delete(void);
92 extern	void	set_edit_chars(void);
93 extern	void	sig_sent(int);
94 extern	void	sig_winch(int);
95 extern	void	start_msgs(void);
96 extern	void	talk(void);
97 extern	void	resize_display(void);
98