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installboot.h revision 1.2 
      1 /*	$NetBSD: installboot.h,v 1.2 2002/04/04 17:53:04 bjh21 Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 2002 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Luke Mewburn of Wasabi Systems.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  * 3. All advertising materials mentioning features or use of this software
     19  *    must display the following acknowledgement:
     20  *	This product includes software developed by the NetBSD
     21  *	Foundation, Inc. and its contributors.
     22  * 4. Neither the name of The NetBSD Foundation nor the names of its
     23  *    contributors may be used to endorse or promote products derived
     24  *    from this software without specific prior written permission.
     25  *
     26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     36  * POSSIBILITY OF SUCH DAMAGE.
     37  */
     38 
     39 #ifndef	_INSTALLBOOT_H
     40 #define	_INSTALLBOOT_H
     41 
     42 #if HAVE_CONFIG_H
     43 #include "config.h"
     44 #endif
     45 
     46 typedef enum {
     47 				/* flags from global options */
     48 	IB_VERBOSE =	1<<0,		/* verbose operation */
     49 	IB_NOWRITE =	1<<1,		/* don't write */
     50 	IB_CLEAR =	1<<2,		/* clear boot block */
     51 	IB_STARTBLOCK =	1<<3,		/* start block supplied */
     52 
     53 				/* flags from -o options */
     54 	IB_ALPHASUM =	1<<8,		/* set Alpha checksum */
     55 	IB_APPEND =	1<<9,		/* clear boot block */
     56 	IB_SUNSUM =	1<<10,		/* set Sun checksum */
     57 } ib_flags;
     58 
     59 typedef struct {
     60 	ib_flags	 flags;
     61 	struct ib_mach	*machine;
     62 	const char	*fstype;	// XXX replace with struct *?
     63 	const char	*filesystem;
     64 	int		 fsfd;
     65 	const char	*bootblock;
     66 	int		 bbfd;
     67 	long		 startblock;
     68 } ib_params;
     69 
     70 struct ib_mach {
     71 	const char	*name;
     72 	int		(*parseopt)	(ib_params *, const char *);
     73 	int		(*setboot)	(ib_params *);
     74 	int		(*clearboot)	(ib_params *);
     75 };
     76 
     77 
     78 extern struct ib_mach machines[];
     79 
     80 int		parseoptionflag(ib_params *, const char *, ib_flags);
     81 u_int16_t	compute_sunsum(const u_int16_t *);
     82 int		set_sunsum(ib_params *, u_int16_t *, u_int16_t);
     83 
     84 #endif	/* _INSTALLBOOT_H */
     85