xref: /netbsd-src/sys/lib/libsa/bootcfg.h (revision b7fed38c88b4ae9e35991b1c3966365739e0771c)
1 /*	$NetBSD: bootcfg.h,v 1.5 2021/09/07 11:41:31 nia Exp $	*/
2 
3 /*-
4  * Copyright (c) 2008 The NetBSD Foundation, Inc.
5  * 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  *
16  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
17  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
18  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
20  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26  * POSSIBILITY OF SUCH DAMAGE.
27  */
28 
29 #ifndef _BOOTCFG_H
30 #define _BOOTCFG_H
31 
32 #define BOOTCFG_FILENAME "boot.cfg"
33 #define BOOTCFG_MAXMENU	 20
34 #define BOOTCFG_MAXBANNER 12
35 
36 #define BOOTCFG_CMD_LOAD	  "load"
37 #define BOOTCFG_CMD_USERCONF	  "userconf"
38 
39 typedef void (*bootcfg_command)(const char *cmd, char *arg);
40 
41 struct bootcfg_def {
42 	char *banner[BOOTCFG_MAXBANNER];	/* Banner text */
43 	char *command[BOOTCFG_MAXMENU];		/* Menu commands per entry*/
44 	char *consdev;				/* Console device */
45 	char *root;				/* Root specification */
46 	int def;				/* Default menu option */
47 	char *desc[BOOTCFG_MAXMENU];		/* Menu text per entry */
48 	int nummenu;				/* Number of menu items */
49 	int timeout;		 		/* Timeout in seconds */
50 	int menuformat;				/* Letters instead of numbers */
51 	int clear;				/* Clear the screen? */
52 };
53 extern struct bootcfg_def bootcfg_info;
54 
55 int perform_bootcfg(const char *, bootcfg_command, const off_t);
56 void bootcfg_do_noop(const char *, char *);
57 void print_bootcfg_banner(const char *, const char *);
58 
59 #endif /* !_BOOTCFG_H */
60