disks.c revision 8751
1/* 2 * The new sysinstall program. 3 * 4 * This is probably the last program in the `sysinstall' line - the next 5 * generation being essentially a complete rewrite. 6 * 7 * $Id: disks.c,v 1.27 1995/05/22 14:10:12 jkh Exp $ 8 * 9 * Copyright (c) 1995 10 * Jordan Hubbard. All rights reserved. 11 * 12 * Redistribution and use in source and binary forms, with or without 13 * modification, are permitted provided that the following conditions 14 * are met: 15 * 1. Redistributions of source code must retain the above copyright 16 * notice, this list of conditions and the following disclaimer, 17 * verbatim and that no modifications are made prior to this 18 * point in the file. 19 * 2. Redistributions in binary form must reproduce the above copyright 20 * notice, this list of conditions and the following disclaimer in the 21 * documentation and/or other materials provided with the distribution. 22 * 3. All advertising materials mentioning features or use of this software 23 * must display the following acknowledgement: 24 * This product includes software developed by Jordan Hubbard 25 * for the FreeBSD Project. 26 * 4. The name of Jordan Hubbard or the FreeBSD project may not be used to 27 * endorse or promote products derived from this software without specific 28 * prior written permission. 29 * 30 * THIS SOFTWARE IS PROVIDED BY JORDAN HUBBARD ``AS IS'' AND 31 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 32 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 33 * ARE DISCLAIMED. IN NO EVENT SHALL JORDAN HUBBARD OR HIS PETS BE LIABLE 34 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 35 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 36 * OR SERVICES; LOSS OF USE, DATA, LIFE OR PROFITS; OR BUSINESS INTERRUPTION) 37 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 38 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 39 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 40 * SUCH DAMAGE. 41 * 42 */ 43 44#include "sysinstall.h" 45#include <ctype.h> 46#include <sys/disklabel.h> 47 48/* Where we start displaying chunk information on the screen */ 49#define CHUNK_START_ROW 5 50 51/* Where we keep track of MBR chunks */ 52static struct chunk *chunk_info[10]; 53static int current_chunk; 54 55static void 56record_chunks(Disk *d) 57{ 58 struct chunk *c1; 59 int i = 0; 60 int last_free = 0; 61 if (!d->chunks) 62 msgFatal("No chunk list found for %s!", d->name); 63 c1 = d->chunks->part; 64 current_chunk = 0; 65 while (c1) { 66 if (c1->type == unused && c1->size > last_free) { 67 last_free = c1->size; 68 current_chunk = i; 69 } 70 chunk_info[i++] = c1; 71 c1 = c1->next; 72 } 73 chunk_info[i] = NULL; 74} 75 76static void 77print_chunks(Disk *d) 78{ 79 int row; 80 int i; 81 82 attrset(A_NORMAL); 83 mvaddstr(0, 0, "Disk name:\t"); 84 clrtobot(); 85 attrset(A_REVERSE); addstr(d->name); attrset(A_NORMAL); 86 attrset(A_REVERSE); mvaddstr(0, 55, "Master Partition Editor"); attrset(A_NORMAL); 87 mvprintw(1, 0, 88 "BIOS Geometry:\t%lu cyls/%lu heads/%lu sectors", 89 d->bios_cyl, d->bios_hd, d->bios_sect); 90 mvprintw(3, 1, "%10s %10s %10s %8s %8s %8s %8s %8s", 91 "Offset", "Size", "End", "Name", "PType", "Desc", 92 "Subtype", "Flags"); 93 for (i = 0, row = CHUNK_START_ROW; chunk_info[i]; i++, row++) { 94 if (i == current_chunk) 95 attrset(A_REVERSE); 96 mvprintw(row, 2, "%10ld %10lu %10lu %8s %8d %8s %8d %6lx", 97 chunk_info[i]->offset, chunk_info[i]->size, 98 chunk_info[i]->end, chunk_info[i]->name, 99 chunk_info[i]->type, chunk_n[chunk_info[i]->type], 100 chunk_info[i]->subtype, chunk_info[i]->flags); 101 if (i == current_chunk) 102 attrset(A_NORMAL); 103 } 104} 105 106static void 107print_command_summary() 108{ 109 mvprintw(14, 0, "The following commands are supported (in upper or lower case):"); 110 mvprintw(16, 0, "A = Use Entire Disk B = Bad Block Scan C = Create Partition"); 111 mvprintw(17, 0, "D = Delete Partition G = Set BIOS Geometry S = Set Bootable"); 112 mvprintw(18, 0, "U = Undo All Changes W = `Wizard' Mode ESC = Exit this screen"); 113 mvprintw(20, 0, "The currently selected partition is displayed in "); 114 attrset(A_REVERSE); addstr("reverse"); attrset(A_NORMAL); addstr(" video."); 115 mvprintw(21, 0, "Use F1 or ? to get more help, arrow keys to move."); 116 move(0, 0); 117} 118 119static Disk * 120diskPartition(Disk *d) 121{ 122 char *p; 123 int key = 0; 124 Boolean chunking; 125 char *msg = NULL; 126 char name[40]; 127 128 chunking = TRUE; 129 strncpy(name, d->name, 40); 130 keypad(stdscr, TRUE); 131 132 clear(); 133 record_chunks(d); 134 while (chunking) { 135 print_chunks(d); 136 print_command_summary(); 137 if (msg) { 138 standout(); mvprintw(23, 0, msg); standend(); 139 beep(); 140 msg = NULL; 141 } 142 143 key = toupper(getch()); 144 switch (key) { 145 146 case '\014': /* ^L */ 147 clear(); 148 continue; 149 150 case KEY_UP: 151 case '-': 152 if (current_chunk != 0) 153 --current_chunk; 154 break; 155 156 case KEY_DOWN: 157 case '+': 158 case '\r': 159 case '\n': 160 if (chunk_info[current_chunk + 1]) 161 ++current_chunk; 162 break; 163 164 case KEY_HOME: 165 current_chunk = 0; 166 break; 167 168 case KEY_END: 169 while (chunk_info[current_chunk + 1]) 170 ++current_chunk; 171 break; 172 173 case KEY_F(1): 174 case '?': 175 systemDisplayFile("slice.hlp"); 176 break; 177 178 case 'A': 179 All_FreeBSD(d); 180 record_chunks(d); 181 break; 182 183 case 'B': 184 if (chunk_info[current_chunk]->type != freebsd) 185 msg = "Can only scan for bad blocks in FreeBSD partition."; 186 else if (strncmp(name, "sd", 2) || 187 !msgYesNo("This typically makes sense only for ESDI, IDE or MFM drives.\nAre you sure you want to do this on a SCSI disk?")) 188 if (chunk_info[current_chunk]->flags & CHUNK_BAD144) 189 chunk_info[current_chunk]->flags &= ~CHUNK_BAD144; 190 else 191 chunk_info[current_chunk]->flags |= CHUNK_BAD144; 192 break; 193 194 case 'C': 195 if (chunk_info[current_chunk]->type != unused) 196 msg = "Partition in use, delete it first or move to an unused one."; 197 else { 198 char *val, tmp[20], *cp; 199 int size; 200 201 snprintf(tmp, 20, "%d", chunk_info[current_chunk]->size); 202 val = msgGetInput(tmp, "Please specify the size for new FreeBSD partition in blocks, or append\na trailing `M' for megabytes (e.g. 20M)."); 203 if (val && (size = strtol(val, &cp, 0)) > 0) { 204 if (*cp && toupper(*cp) == 'M') 205 size *= 2048; 206 Create_Chunk(d, chunk_info[current_chunk]->offset, 207 size, 208 freebsd, 209 3, 210 (chunk_info[current_chunk]->flags & 211 CHUNK_ALIGN)); 212 record_chunks(d); 213 } 214 } 215 break; 216 217 case 'D': 218 if (chunk_info[current_chunk]->type == unused) 219 msg = "Partition is already unused!"; 220 else { 221 Delete_Chunk(d, chunk_info[current_chunk]); 222 record_chunks(d); 223 } 224 break; 225 226 case 'G': { 227 char *val, geometry[80]; 228 229 snprintf(geometry, 80, "%lu/%lu/%lu", 230 d->bios_cyl, d->bios_hd, d->bios_sect); 231 val = msgGetInput(geometry, 232"Please specify the new geometry in cyl/hd/sect format.\nDon't forget to use the two slash (/) separator characters!\nIt's not possible to parse the field without them."); 233 if (val) { 234 d->bios_cyl = strtol(val, &val, 0); 235 d->bios_hd = strtol(val + 1, &val, 0); 236 d->bios_sect = strtol(val + 1, 0, 0); 237 } 238 } 239 break; 240 241 case 'S': 242 /* Set Bootable */ 243 chunk_info[current_chunk]->flags |= CHUNK_ACTIVE; 244 break; 245 246 case 'U': 247 Free_Disk(d); 248 d = Open_Disk(name); 249 if (!d) 250 msgFatal("Can't reopen disk %s!", name); 251 record_chunks(d); 252 break; 253 254 case 'W': 255 if (!msgYesNo("Are you sure you want to go into Wizard mode?\nNo seat belts whatsoever are provided!")) { 256 dialog_clear(); 257 end_dialog(); 258 DialogActive = FALSE; 259 slice_wizard(d); 260 dialog_clear(); 261 DialogActive = TRUE; 262 record_chunks(d); 263 } 264 else 265 msg = "Wise choice!"; 266 break; 267 268 case 27: /* ESC */ 269 chunking = FALSE; 270 break; 271 272 default: 273 beep(); 274 msg = "Type F1 or ? for help"; 275 break; 276 } 277 } 278 p = CheckRules(d); 279 if (p) { 280 msgConfirm(p); 281 free(p); 282 } 283 dialog_clear(); 284 variable_set2(DISK_PARTITIONED, "yes"); 285 return d; 286} 287 288static int 289partitionHook(char *str) 290{ 291 Device **devs = NULL; 292 293 /* Clip garbage off the ends */ 294 string_prune(str); 295 str = string_skipwhite(str); 296 /* Try and open all the disks */ 297 while (str) { 298 char *cp; 299 300 cp = index(str, '\n'); 301 if (cp) 302 *cp++ = 0; 303 if (!*str) { 304 beep(); 305 return 0; 306 } 307 devs = deviceFind(str, DEVICE_TYPE_DISK); 308 if (!devs) { 309 msgConfirm("Unable to find disk %s!", str); 310 return 0; 311 } 312 else if (devs[1]) 313 msgConfirm("Bizarre multiple match for %s!", str); 314 devs[0]->private = diskPartition((Disk *)devs[0]->private); 315 devs[0]->enabled = TRUE; 316 str = cp; 317 } 318 return devs ? 1 : 0; 319} 320 321int 322diskPartitionEditor(char *str) 323{ 324 DMenu *menu; 325 326 menu = deviceCreateMenu(&MenuDiskDevices, DEVICE_TYPE_DISK, partitionHook); 327 if (!menu) { 328 msgConfirm("No devices suitable for installation found!\n\nPlease verify that your disk controller (and attached drives) were detected properly. This can be done by selecting the ``Bootmsg'' option on the main menu and reviewing the boot messages carefully."); 329 } 330 else { 331 dmenuOpenSimple(menu); 332 free(menu); 333 } 334 return 0; 335} 336