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