xref: /openbsd-src/usr.sbin/ospf6d/control.h (revision a28daedfc357b214be5c701aa8ba8adb29a7f1c2)
1 /*	$OpenBSD: control.h,v 1.1 2007/10/08 10:44:50 norby 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 #ifndef _CONTROL_H_
20 #define	_CONTROL_H_
21 
22 #include <sys/queue.h>
23 #include <sys/time.h>
24 #include <event.h>
25 
26 struct {
27 	struct event	ev;
28 	int		fd;
29 } control_state;
30 
31 enum blockmodes {
32 	BM_NORMAL,
33 	BM_NONBLOCK
34 };
35 
36 struct ctl_conn {
37 	TAILQ_ENTRY(ctl_conn)	entry;
38 	struct imsgbuf		ibuf;
39 };
40 
41 int	control_init(void);
42 int	control_listen(void);
43 void	control_accept(int, short, void *);
44 void	control_dispatch_imsg(int, short, void *);
45 int	control_imsg_relay(struct imsg *);
46 void	control_cleanup(void);
47 
48 void	session_socket_blockmode(int, enum blockmodes);
49 
50 #endif	/* _CONTROL_H_ */
51