xref: /openbsd/sbin/unwind/control.h (revision 274d7c50)
1 /*	$OpenBSD: control.h,v 1.1 2019/01/23 13:11:00 florian Exp $	*/
2 
3 /*
4  * Copyright (c) 2003, 2004 Henning Brauer <henning@openbsd.org>
5  *
6  * Permission to use, copy, modify, and distribute this software for any
7  * purpose with or without fee is hereby granted, provided that the above
8  * copyright notice and this permission notice appear in all copies.
9  *
10  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17  */
18 
19 struct {
20 	struct event	ev;
21 	struct event	evt;
22 	int		fd;
23 } control_state;
24 
25 struct ctl_conn {
26 	TAILQ_ENTRY(ctl_conn)	entry;
27 	struct imsgev		iev;
28 };
29 
30 int	control_init(char *);
31 int	control_listen(void);
32 void	control_accept(int, short, void *);
33 void	control_dispatch_imsg(int, short, void *);
34 int	control_imsg_relay(struct imsg *);
35