xref: /netbsd-src/usr.bin/talk/talk.h (revision 68168df687839776c137f90832075bcd1dead31d)
1 /*	$NetBSD: talk.h,v 1.9 2011/09/06 18:32:03 joerg Exp $	*/
2 
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  *	@(#)talk.h	8.1 (Berkeley) 6/6/93
32  */
33 
34 #include <sys/param.h>
35 #include <sys/types.h>
36 #include <sys/socket.h>
37 #include <netinet/in.h>
38 #include <protocols/talkd.h>
39 #include <curses.h>
40 #include <string.h>
41 
42 extern	int sockt;
43 extern	int curses_initialized;
44 extern	int invitation_waiting;
45 
46 extern	const char *current_state;
47 extern	int current_line;
48 
49 typedef struct xwin {
50 	WINDOW	*x_win;
51 	int	x_nlines;
52 	int	x_ncols;
53 	int	x_line;
54 	int	x_col;
55 	char	kill;
56 	char	cerase;
57 	char	werase;
58 } xwin_t;
59 
60 extern	xwin_t my_win;
61 extern	xwin_t his_win;
62 extern	WINDOW *line_win;
63 
64 void	announce_invite(void);
65 int	check_local(void);
66 void	ctl_transact(struct in_addr, CTL_MSG, int, CTL_RESPONSE *);
67 void	display(xwin_t *, char *, int);
68 void	disp_msg(int);
69 void	end_msgs(void);
70 void	get_addrs(const char *, const char *);
71 void	get_names(int, char **);
72 void	init_display(void);
73 void	invite_remote(void);
74 int	look_for_invite(CTL_RESPONSE *);
75 int	max(int, int);
76 void	message(const char *);
77 void	open_ctl(void);
78 void	open_sockt(void);
79 void	print_addr(struct sockaddr_in);
80 void	p_error(const char *) __dead;
81 void	quit(void) __dead;
82 int	readwin(WINDOW *, int, int);
83 void	re_invite(int) __dead;
84 void	send_delete(void);
85 void	set_edit_chars(void);
86 void	sig_sent(int) __dead;
87 void	start_msgs(void);
88 void	talk(void) __dead;
89 void	xscroll(xwin_t *, int);
90