md.c revision 1.4
1 /* $NetBSD: md.c,v 1.4 2019/06/12 06:20:20 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/ioctl.h> 38 #include <sys/param.h> 39 #include <stdio.h> 40 #include <curses.h> 41 #include <unistd.h> 42 #include <fcntl.h> 43 #include <util.h> 44 45 #include "defs.h" 46 #include "md.h" 47 #include "msg_defs.h" 48 #include "menu_defs.h" 49 50 bool 51 md_get_info(struct install_partition_desc *install) 52 { 53 struct disklabel disklabel; 54 int fd; 55 char dev_name[100]; 56 57 snprintf(dev_name, 100, "/dev/r%s%c", pm->diskdev, 'a' + getrawpartition()); 58 59 fd = open(dev_name, O_RDONLY, 0); 60 if (fd < 0) { 61 endwin(); 62 fprintf (stderr, "Can't open %s\n", dev_name); 63 exit(1); 64 } 65 if (ioctl(fd, DIOCGDINFO, &disklabel) == -1) { 66 endwin(); 67 fprintf (stderr, "Can't read disklabel on %s.\n", dev_name); 68 close(fd); 69 exit(1); 70 } 71 close(fd); 72 73 pm->dlcyl = disklabel.d_ncylinders; 74 pm->dlhead = disklabel.d_ntracks; 75 pm->dlsec = disklabel.d_nsectors; 76 pm->sectorsize = disklabel.d_secsize; 77 pm->dlcylsize = disklabel.d_secpercyl; 78 79 /* 80 * Compute whole disk size. Take max of (pm->dlcyl*pm->dlhead*pm->dlsec) 81 * and secperunit, just in case the disk is already labelled. 82 * (If our new label's RAW_PART size ends up smaller than the 83 * in-core RAW_PART size value, updating the label will fail.) 84 */ 85 pm->dlsize = pm->dlcyl * pm->dlhead * pm->dlsec; 86 if (disklabel.d_secperunit > pm->dlsize) 87 pm->dlsize = disklabel.d_secperunit; 88 89 return true; 90 } 91 92 /* 93 * hook called before writing new disklabel. 94 */ 95 bool 96 md_pre_disklabel(struct install_partition_desc *install, 97 struct disk_partitions *parts) 98 { 99 100 return true; 101 } 102 103 /* 104 * hook called after writing disklabel to new target disk. 105 */ 106 bool 107 md_post_disklabel(struct install_partition_desc *install, 108 struct disk_partitions *parts) 109 { 110 return true; 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(struct install_partition_desc *install) 122 { 123 124 return 0; 125 } 126 127 bool 128 md_make_bsd_partitions(struct install_partition_desc *install) 129 { 130 131 return make_bsd_partitions(install); 132 } 133 134 /* 135 * any additional partition validataion 136 */ 137 bool 138 md_check_partitions(struct install_partition_desc *install) 139 { 140 141 return true; 142 } 143 144 /* Upgrade support */ 145 int 146 md_update(struct install_partition_desc *install) 147 { 148 149 endwin(); 150 md_post_newfs(install); 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(struct install_partition_desc *install) 160 { 161 162 enable_rc_conf(); 163 } 164 165 int 166 md_pre_update(struct install_partition_desc *install) 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(struct install_partition_desc *install) 186 { 187 return 0; 188 } 189 190 int 191 md_pre_mount(struct install_partition_desc *install) 192 { 193 return 0; 194 } 195 196 bool 197 md_parts_use_wholedisk(struct disk_partitions *parts) 198 { 199 200 return parts_use_wholedisk(parts, 0, NULL); 201 } 202 203 #ifdef HAVE_GPT 204 bool 205 md_gpt_post_write(struct disk_partitions *parts, part_id root_id, 206 bool root_is_new, part_id efi_id, bool efi_is_new) 207 { 208 /* no GPT boot support, nothing needs to be done here */ 209 return true; 210 } 211 #endif 212 213
Indexes created Mon Sep 22 10:09:38 GMT 2025