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md.c revision 1.2
      1  1.2    martin /*	$NetBSD: md.c,v 1.2 2014/08/03 16:09:39 martin Exp $	*/
      2  1.1  dholland 
      3  1.1  dholland /*
      4  1.1  dholland  * Copyright 1997 Piermont Information Systems Inc.
      5  1.1  dholland  * All rights reserved.
      6  1.1  dholland  *
      7  1.1  dholland  * Based on code written by Philip A. Nelson for Piermont Information
      8  1.1  dholland  * Systems Inc.
      9  1.1  dholland  *
     10  1.1  dholland  * Redistribution and use in source and binary forms, with or without
     11  1.1  dholland  * modification, are permitted provided that the following conditions
     12  1.1  dholland  * are met:
     13  1.1  dholland  * 1. Redistributions of source code must retain the above copyright
     14  1.1  dholland  *    notice, this list of conditions and the following disclaimer.
     15  1.1  dholland  * 2. Redistributions in binary form must reproduce the above copyright
     16  1.1  dholland  *    notice, this list of conditions and the following disclaimer in the
     17  1.1  dholland  *    documentation and/or other materials provided with the distribution.
     18  1.1  dholland  * 3. The name of Piermont Information Systems Inc. may not be used to endorse
     19  1.1  dholland  *    or promote products derived from this software without specific prior
     20  1.1  dholland  *    written permission.
     21  1.1  dholland  *
     22  1.1  dholland  * THIS SOFTWARE IS PROVIDED BY PIERMONT INFORMATION SYSTEMS INC. ``AS IS''
     23  1.1  dholland  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     24  1.1  dholland  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     25  1.1  dholland  * ARE DISCLAIMED. IN NO EVENT SHALL PIERMONT INFORMATION SYSTEMS INC. BE
     26  1.1  dholland  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     27  1.1  dholland  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     28  1.1  dholland  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     29  1.1  dholland  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     30  1.1  dholland  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     31  1.1  dholland  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
     32  1.1  dholland  * THE POSSIBILITY OF SUCH DAMAGE.
     33  1.1  dholland  *
     34  1.1  dholland  */
     35  1.1  dholland 
     36  1.1  dholland #include <sys/types.h>
     37  1.1  dholland #include <sys/disklabel.h>
     38  1.1  dholland #include <sys/ioctl.h>
     39  1.1  dholland #include <sys/param.h>
     40  1.1  dholland #include <stdio.h>
     41  1.1  dholland #include <curses.h>
     42  1.1  dholland #include <unistd.h>
     43  1.1  dholland #include <fcntl.h>
     44  1.1  dholland #include <util.h>
     45  1.1  dholland 
     46  1.1  dholland #include "defs.h"
     47  1.1  dholland #include "md.h"
     48  1.1  dholland #include "msg_defs.h"
     49  1.1  dholland #include "menu_defs.h"
     50  1.1  dholland 
     51  1.1  dholland int
     52  1.1  dholland md_get_info(void)
     53  1.1  dholland {
     54  1.1  dholland 	struct disklabel disklabel;
     55  1.1  dholland 	int fd;
     56  1.1  dholland 	char dev_name[100];
     57  1.1  dholland 
     58  1.2    martin 	snprintf(dev_name, 100, "/dev/r%s%c", pm->diskdev, 'a' + getrawpartition());
     59  1.1  dholland 
     60  1.1  dholland 	fd = open(dev_name, O_RDONLY, 0);
     61  1.1  dholland 	if (fd < 0) {
     62  1.1  dholland 		endwin();
     63  1.1  dholland 		fprintf (stderr, "Can't open %s\n", dev_name);
     64  1.1  dholland 		exit(1);
     65  1.1  dholland 	}
     66  1.1  dholland 	if (ioctl(fd, DIOCGDINFO, &disklabel) == -1) {
     67  1.1  dholland 		endwin();
     68  1.1  dholland 		fprintf (stderr, "Can't read disklabel on %s.\n", dev_name);
     69  1.1  dholland 		close(fd);
     70  1.1  dholland 		exit(1);
     71  1.1  dholland 	}
     72  1.1  dholland 	close(fd);
     73  1.1  dholland 
     74  1.2    martin 	pm->dlcyl = disklabel.d_ncylinders;
     75  1.2    martin 	pm->dlhead = disklabel.d_ntracks;
     76  1.2    martin 	pm->dlsec = disklabel.d_nsectors;
     77  1.2    martin 	pm->sectorsize = disklabel.d_secsize;
     78  1.2    martin 	pm->dlcylsize = disklabel.d_secpercyl;
     79  1.1  dholland 
     80  1.1  dholland 	/*
     81  1.2    martin 	 * Compute whole disk size. Take max of (pm->dlcyl*pm->dlhead*pm->dlsec)
     82  1.1  dholland 	 * and secperunit,  just in case the disk is already labelled.
     83  1.1  dholland 	 * (If our new label's RAW_PART size ends up smaller than the
     84  1.1  dholland 	 * in-core RAW_PART size  value, updating the label will fail.)
     85  1.1  dholland 	 */
     86  1.2    martin 	pm->dlsize = pm->dlcyl * pm->dlhead * pm->dlsec;
     87  1.2    martin 	if (disklabel.d_secperunit > pm->dlsize)
     88  1.2    martin 		pm->dlsize = disklabel.d_secperunit;
     89  1.1  dholland 
     90  1.1  dholland 	return 1;
     91  1.1  dholland }
     92  1.1  dholland 
     93  1.1  dholland /*
     94  1.1  dholland  * hook called before writing new disklabel.
     95  1.1  dholland  */
     96  1.1  dholland int
     97  1.1  dholland md_pre_disklabel(void)
     98  1.1  dholland {
     99  1.1  dholland 
    100  1.1  dholland 	return 0;
    101  1.1  dholland }
    102  1.1  dholland 
    103  1.1  dholland /*
    104  1.1  dholland  * hook called after writing disklabel to new target disk.
    105  1.1  dholland  */
    106  1.1  dholland int
    107  1.1  dholland md_post_disklabel(void)
    108  1.1  dholland {
    109  1.1  dholland 
    110  1.1  dholland 	return 0;
    111  1.1  dholland }
    112  1.1  dholland 
    113  1.1  dholland /*
    114  1.1  dholland  * MD hook called after upgrade() or install() has finished setting
    115  1.1  dholland  * up the target disk but immediately before the user is given the
    116  1.1  dholland  * ``disks are now set up'' message, so that if power fails, they can
    117  1.1  dholland  * continue installation by booting the target disk and doing an
    118  1.1  dholland  * `upgrade'.
    119  1.1  dholland  */
    120  1.1  dholland int
    121  1.1  dholland md_post_newfs(void)
    122  1.1  dholland {
    123  1.1  dholland 
    124  1.1  dholland 	return 0;
    125  1.1  dholland }
    126  1.1  dholland 
    127  1.1  dholland int
    128  1.1  dholland md_make_bsd_partitions(void)
    129  1.1  dholland {
    130  1.1  dholland 
    131  1.1  dholland 	return make_bsd_partitions();
    132  1.1  dholland }
    133  1.1  dholland 
    134  1.1  dholland /*
    135  1.1  dholland  * any additional partition validataion
    136  1.1  dholland  */
    137  1.1  dholland int
    138  1.1  dholland md_check_partitions(void)
    139  1.1  dholland {
    140  1.1  dholland 
    141  1.1  dholland 	return 1;
    142  1.1  dholland }
    143  1.1  dholland 
    144  1.1  dholland /* Upgrade support */
    145  1.1  dholland int
    146  1.1  dholland md_update(void)
    147  1.1  dholland {
    148  1.1  dholland 
    149  1.1  dholland 	endwin();
    150  1.1  dholland 	md_post_newfs();
    151  1.1  dholland 	wrefresh(curscr);
    152  1.1  dholland 	wmove(stdscr, 0, 0);
    153  1.1  dholland 	wclear(stdscr);
    154  1.1  dholland 	wrefresh(stdscr);
    155  1.1  dholland 	return 1;
    156  1.1  dholland }
    157  1.1  dholland 
    158  1.1  dholland void
    159  1.1  dholland md_cleanup_install(void)
    160  1.1  dholland {
    161  1.1  dholland 
    162  1.1  dholland 	enable_rc_conf();
    163  1.1  dholland }
    164  1.1  dholland 
    165  1.1  dholland int
    166  1.1  dholland md_pre_update(void)
    167  1.1  dholland {
    168  1.1  dholland 
    169  1.1  dholland 	return 1;
    170  1.1  dholland }
    171  1.1  dholland 
    172  1.1  dholland void
    173  1.1  dholland md_init(void)
    174  1.1  dholland {
    175  1.1  dholland }
    176  1.1  dholland 
    177  1.1  dholland void
    178  1.1  dholland md_init_set_status(int flags)
    179  1.1  dholland {
    180  1.1  dholland 
    181  1.1  dholland 	(void)flags;
    182  1.1  dholland }
    183  1.1  dholland 
    184  1.1  dholland int
    185  1.1  dholland md_post_extract(void)
    186  1.1  dholland {
    187  1.1  dholland 	return 0;
    188  1.1  dholland }
    189  1.1  dholland 
    190  1.1  dholland int
    191  1.1  dholland md_pre_mount()
    192  1.1  dholland {
    193  1.1  dholland 	return 0;
    194  1.1  dholland }
    195