disks.c revision 8659
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 1.23 1995/05/20 10:33:02 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 attrset(A_REVERSE); addstr(d->name); attrset(A_NORMAL); 85 attrset(A_REVERSE); mvaddstr(0, 55, "Master Partition Editor"); attrset(A_NORMAL); 86 mvprintw(1, 0, 87 "BIOS Geometry:\t%lu cyls/%lu heads/%lu sectors", 88 d->bios_cyl, d->bios_hd, d->bios_sect); 89 mvprintw(3, 1, "%10s %10s %10s %8s %8s %8s %8s %8s", 90 "Offset", "Size", "End", "Name", "PType", "Desc", 91 "Subtype", "Flags"); 92 for (i = 0, row = CHUNK_START_ROW; chunk_info[i]; i++, row++) { 93 if (i == current_chunk) 94 attrset(A_REVERSE); 95 mvprintw(row, 2, "%10lu %10lu %10lu %8s %8d %8s %8d %6lx", 96 chunk_info[i]->offset, chunk_info[i]->size, 97 chunk_info[i]->end, chunk_info[i]->name, 98 chunk_info[i]->type, chunk_n[chunk_info[i]->type], 99 chunk_info[i]->subtype, chunk_info[i]->flags); 100 if (i == current_chunk) 101 attrset(A_NORMAL); 102 } 103} 104 105static void 106print_command_summary() 107{ 108 mvprintw(14, 0, "The following commands are supported (in upper or lower case):"); 109 mvprintw(16, 0, "A = Use Entire Disk B = Bad Block Scan C = Create Partition"); 110 mvprintw(17, 0, "D = Delete Partition G = Set BIOS Geometry S = Set Bootable"); 111 mvprintw(18, 0, "U = Undo All Changes W = `Wizard' Mode ESC = Exit this screen"); 112 mvprintw(20, 0, "The currently selected partition is displayed in "); 113 attrset(A_REVERSE); addstr("reverse video."); attrset(A_NORMAL); 114 mvprintw(21, 0, "Use F1 or ? to get more help, arrow keys to move."); 115 move(0, 0); 116} 117 118static Disk * 119diskPartition(Disk *d) 120{ 121 char *p; 122 int key = 0; 123 Boolean chunking; 124 char *msg = NULL; 125 char name[40]; 126 127 chunking = TRUE; 128 strncpy(name, d->name, 40); 129 keypad(stdscr, TRUE); 130 131 clear(); 132 record_chunks(d); 133 while (chunking) { 134 print_chunks(d); 135 print_command_summary(); 136 if (msg) { 137 standout(); mvprintw(23, 0, msg); standend(); 138 beep(); 139 msg = NULL; 140 } 141 142 key = toupper(getch()); 143 switch (key) { 144 case KEY_UP: 145 case '-': 146 if (current_chunk != 0) 147 --current_chunk; 148 break; 149 150 case KEY_DOWN: 151 case '+': 152 case '\r': 153 case '\n': 154 if (chunk_info[current_chunk + 1]) 155 ++current_chunk; 156 break; 157 158 case KEY_HOME: 159 current_chunk = 0; 160 break; 161 162 case KEY_END: 163 while (chunk_info[current_chunk + 1]) 164 ++current_chunk; 165 break; 166 167 case KEY_F(1): 168 case '?': 169 systemDisplayFile("slice.hlp"); 170 break; 171 172 case 'A': 173 All_FreeBSD(d); 174 record_chunks(d); 175 break; 176 177 case 'B': 178 if (chunk_info[current_chunk]->type != freebsd) 179 msg = "Can only scan for bad blocks in FreeBSD partition."; 180 else if (strncmp(name, "sd", 2) || 181 !msgYesNo("This typically makes sense only for ESDI, IDE or MFM drives.\nAre you sure you want to do this on a SCSI disk?")) 182 if (chunk_info[current_chunk]->flags & CHUNK_BAD144) 183 chunk_info[current_chunk]->flags &= ~CHUNK_BAD144; 184 else 185 chunk_info[current_chunk]->flags |= CHUNK_BAD144; 186 break; 187 188 case 'C': 189 if (chunk_info[current_chunk]->type != unused) 190 msg = "Partition in use, delete it first or move to an unused one."; 191 else { 192 char *val, tmp[20], *cp; 193 int size; 194 195 snprintf(tmp, 20, "%d", chunk_info[current_chunk]->size); 196 val = msgGetInput(tmp, "Please specify the size for new FreeBSD partition in blocks, or append\na trailing `M' for megabytes (e.g. 20M)."); 197 if (val && (size = strtol(val, &cp, 0)) > 0) { 198 if (*cp && toupper(*cp) == 'M') 199 size *= 2048; 200 Create_Chunk(d, chunk_info[current_chunk]->offset, 201 size, 202 freebsd, 203 3, 204 (chunk_info[current_chunk]->flags & 205 CHUNK_ALIGN)); 206 record_chunks(d); 207 } 208 } 209 break; 210 211 case 'D': 212 if (chunk_info[current_chunk]->type == unused) 213 msg = "Partition is already unused!"; 214 else { 215 Delete_Chunk(d, chunk_info[current_chunk]); 216 record_chunks(d); 217 } 218 break; 219 220 case 'G': { 221 char *val, geometry[80]; 222 223 snprintf(geometry, 80, "%lu/%lu/%lu", 224 d->bios_cyl, d->bios_hd, d->bios_sect); 225 val = msgGetInput(geometry, 226"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."); 227 if (val) { 228 d->bios_cyl = strtol(val, &val, 0); 229 d->bios_hd = strtol(val + 1, &val, 0); 230 d->bios_sect = strtol(val + 1, 0, 0); 231 } 232 } 233 break; 234 235 case 'S': 236 /* Set Bootable */ 237 chunk_info[current_chunk]->flags |= CHUNK_ACTIVE; 238 break; 239 240 case 'U': 241 Free_Disk(d); 242 d = Open_Disk(name); 243 if (!d) 244 msgFatal("Can't reopen disk %s!", name); 245 record_chunks(d); 246 break; 247 248 case 'W': 249 if (!msgYesNo("Are you sure you want to go into Wizard mode?\nNo seat belts whatsoever are provided!")) { 250 dialog_clear(); 251 end_dialog(); 252 DialogActive = FALSE; 253 slice_wizard(d); 254 dialog_clear(); 255 DialogActive = TRUE; 256 record_chunks(d); 257 } 258 else 259 msg = "Wise choice!"; 260 break; 261 262 case 27: /* ESC */ 263 chunking = FALSE; 264 break; 265 266 default: 267 beep(); 268 msg = "Type F1 or ? for help"; 269 break; 270 } 271 } 272 p = CheckRules(d); 273 if (p) { 274 msgConfirm(p); 275 free(p); 276 } 277 dialog_clear(); 278 refresh(); 279 variable_set2(DISK_PARTITIONED, "yes"); 280 return d; 281} 282 283static int 284partitionHook(char *str) 285{ 286 Device **devs = NULL; 287 288 /* Clip garbage off the ends */ 289 string_prune(str); 290 str = string_skipwhite(str); 291 /* Try and open all the disks */ 292 while (str) { 293 char *cp; 294 295 cp = index(str, '\n'); 296 if (cp) 297 *cp++ = 0; 298 if (!*str) { 299 beep(); 300 return 0; 301 } 302 devs = deviceFind(str, DEVICE_TYPE_DISK); 303 if (!devs) { 304 msgConfirm("Unable to find disk %s!", str); 305 return 0; 306 } 307 else if (devs[1]) 308 msgConfirm("Bizarre multiple match for %s!", str); 309 devs[0]->private = diskPartition((Disk *)devs[0]->private); 310 devs[0]->enabled = TRUE; 311 str = cp; 312 } 313 return devs ? 1 : 0; 314} 315 316int 317diskPartitionEditor(char *str) 318{ 319 DMenu *menu; 320 321 menu = deviceCreateMenu(&MenuDiskDevices, DEVICE_TYPE_DISK, partitionHook); 322 if (!menu) { 323 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."); 324 } 325 else { 326 dmenuOpenSimple(menu); 327 free(menu); 328 } 329 return 0; 330} 331