1 /* $NetBSD: label.c,v 1.50 2023/11/20 18:03:55 martin Exp $ */ 2 3 /* 4 * Copyright 1997 Jonathan Stone 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed for the NetBSD Project by 18 * Jonathan Stone. 19 * 4. The name of Jonathan Stone may not be used to endorse 20 * or promote products derived from this software without specific prior 21 * written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY JONATHAN STONE ``AS IS'' 24 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26 * ARE DISCLAIMED. IN NO EVENT SHALL PIERMONT INFORMATION SYSTEMS INC. BE 27 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 28 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 29 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 30 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 31 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 32 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 33 * THE POSSIBILITY OF SUCH DAMAGE. 34 * 35 */ 36 37 #include <sys/cdefs.h> 38 #if defined(LIBC_SCCS) && !defined(lint) 39 __RCSID("$NetBSD: label.c,v 1.50 2023/11/20 18:03:55 martin Exp $"); 40 #endif 41 42 #include <sys/types.h> 43 #include <stddef.h> 44 #include <assert.h> 45 #include <errno.h> 46 #include <stdio.h> 47 #include <fcntl.h> 48 #include <util.h> 49 #include <unistd.h> 50 #include <sys/dkio.h> 51 #include <sys/param.h> 52 #include <sys/bootblock.h> 53 #include <sys/bitops.h> 54 #include <ufs/ffs/fs.h> 55 56 #include "defs.h" 57 #include "msg_defs.h" 58 #include "menu_defs.h" 59 60 /* 61 * local prototypes 62 */ 63 static bool boringpart(const struct disk_part_info *info); 64 static bool checklabel(struct disk_partitions*, char *, char *); 65 static void show_partition_adder(menudesc *, struct partition_usage_set*); 66 67 /* 68 * Return 1 if a partition should be ignored when checking 69 * for overlapping partitions. 70 */ 71 static bool 72 boringpart(const struct disk_part_info *info) 73 { 74 75 if (info->size == 0) 76 return true; 77 if (info->flags & PTI_SPECIAL_PARTS) 78 return true; 79 80 return false; 81 } 82 83 /* 84 * We have some partitions in our "wanted" list that we may not edit, 85 * like the RAW_PART in disklabel, some that just represent external 86 * mount entries for the final fstab or similar. 87 * We have previously sorted pset->parts and pset->infos to be in sync, 88 * but the former "array" may be shorter. 89 * Here are a few quick predicates to check for them. 90 */ 91 static bool 92 real_partition(const struct partition_usage_set *pset, int index) 93 { 94 if (index < 0 || (size_t)index >= pset->num) 95 return false; 96 97 return pset->infos[index].cur_part_id != NO_PART; 98 } 99 100 /* 101 * Check partitioning for overlapping partitions. 102 * Returns true if no overlapping partition found. 103 * Sets reference arguments ovly1 and ovly2 to the indices of 104 * overlapping partitions if any are found. 105 */ 106 static bool 107 checklabel(struct disk_partitions *parts, 108 char *ovl1, char *ovl2) 109 { 110 part_id i, j; 111 struct disk_part_info info; 112 daddr_t istart, iend, jstart, jend; 113 unsigned int fs_type, fs_sub_type; 114 115 if (parts->num_part == 0) 116 return true; 117 118 for (i = 0; i < parts->num_part - 1; i ++ ) { 119 if (!parts->pscheme->get_part_info(parts, i, &info)) 120 continue; 121 122 /* skip unused or reserved partitions */ 123 if (boringpart(&info)) 124 continue; 125 126 /* 127 * check succeeding partitions for overlap. 128 * O(n^2), but n is small. 129 */ 130 istart = info.start; 131 iend = istart + info.size; 132 fs_type = info.fs_type; 133 fs_sub_type = info.fs_sub_type; 134 135 for (j = i+1; j < parts->num_part; j++) { 136 137 if (!parts->pscheme->get_part_info(parts, j, &info)) 138 continue; 139 140 /* skip unused or reserved partitions */ 141 if (boringpart(&info)) 142 continue; 143 144 jstart = info.start; 145 jend = jstart + info.size; 146 147 /* overlap? */ 148 if ((istart <= jstart && jstart < iend) || 149 (jstart <= istart && istart < jend)) { 150 snprintf(ovl1, MENUSTRSIZE, 151 "%" PRIu64 " - %" PRIu64 " %s, %s", 152 istart / sizemult, iend / sizemult, 153 multname, 154 getfslabelname(fs_type, fs_sub_type)); 155 snprintf(ovl2, MENUSTRSIZE, 156 "%" PRIu64 " - %" PRIu64 " %s, %s", 157 jstart / sizemult, jend / sizemult, 158 multname, 159 getfslabelname(info.fs_type, 160 info.fs_sub_type)); 161 return false; 162 } 163 } 164 } 165 166 return true; 167 } 168 169 int 170 checkoverlap(struct disk_partitions *parts) 171 { 172 char desc1[MENUSTRSIZE], desc2[MENUSTRSIZE]; 173 if (!checklabel(parts, desc1, desc2)) { 174 msg_display_subst(MSG_partitions_overlap, 2, desc1, desc2); 175 return 1; 176 } 177 return 0; 178 } 179 180 /* 181 * return (see post_edit_verify): 182 * 0 -> abort 183 * 1 -> re-edit 184 * 2 -> continue installation 185 */ 186 static int 187 verify_parts(struct partition_usage_set *pset, bool install) 188 { 189 struct part_usage_info *wanted; 190 struct disk_partitions *parts; 191 size_t i, num_root; 192 daddr_t first_bsdstart, inst_start; 193 int rv; 194 195 first_bsdstart = inst_start = -1; 196 num_root = 0; 197 parts = pset->parts; 198 for (i = 0; i < pset->num; i++) { 199 wanted = &pset->infos[i]; 200 201 if (wanted->flags & PUIFLG_JUST_MOUNTPOINT) 202 continue; 203 if (wanted->cur_part_id == NO_PART) 204 continue; 205 if (!(wanted->instflags & PUIINST_MOUNT)) 206 continue; 207 if (strcmp(wanted->mount, "/") != 0) 208 continue; 209 num_root++; 210 211 if (first_bsdstart <= 0) { 212 first_bsdstart = wanted->cur_start; 213 } 214 if (inst_start < 0 && 215 (wanted->cur_flags & PTI_INSTALL_TARGET)) { 216 inst_start = wanted->cur_start; 217 } 218 } 219 220 if ((num_root == 0 && install) || 221 (num_root > 1 && inst_start < 0)) { 222 if (num_root == 0 && install) 223 msg_display_subst(MSG_must_be_one_root, 2, 224 msg_string(parts->pscheme->name), 225 msg_string(parts->pscheme->short_name)); 226 else 227 msg_display_subst(MSG_multbsdpart, 2, 228 msg_string(parts->pscheme->name), 229 msg_string(parts->pscheme->short_name)); 230 rv = ask_reedit(parts); 231 if (rv != 2) 232 return rv; 233 } 234 235 /* Check for overlaps */ 236 if (checkoverlap(parts) != 0) { 237 rv = ask_reedit(parts); 238 if (rv != 2) 239 return rv; 240 } 241 242 /* 243 * post_edit_verify returns: 244 * 0 -> abort 245 * 1 -> re-edit 246 * 2 -> continue installation 247 */ 248 if (parts->pscheme->post_edit_verify) 249 return parts->pscheme->post_edit_verify(parts, false); 250 251 return 2; 252 } 253 254 static int 255 edit_fs_start(menudesc *m, void *arg) 256 { 257 struct single_part_fs_edit *edit = arg; 258 daddr_t start, end; 259 260 start = getpartoff(edit->pset->parts, edit->info.start); 261 if (edit->info.size != 0) { 262 if (start < (edit->info.start+edit->info.size)) { 263 /* Try to keep end in the same place */ 264 end = edit->info.start + edit->info.size; 265 if (end < start) 266 edit->info.size = edit->pset->parts->pscheme-> 267 max_free_space_at(edit->pset->parts, 268 edit->info.start); 269 else 270 edit->info.size = end - start; 271 } else { 272 edit->info.size = 0; 273 } 274 } 275 edit->info.start = start; 276 return 0; 277 } 278 279 static int 280 edit_fs_size(menudesc *m, void *arg) 281 { 282 struct single_part_fs_edit *edit = arg; 283 struct disk_part_info pinfo; 284 daddr_t size; 285 286 /* get original partition data, in case start moved already */ 287 if (!edit->pset->parts->pscheme->get_part_info(edit->pset->parts, 288 edit->id, &pinfo)) 289 pinfo = edit->info; 290 /* ask for new size with old start and current values */ 291 size = getpartsize(edit->pset->parts, pinfo.start, 292 edit->info.start, edit->info.size); 293 if (size < 0) 294 return 0; 295 if (size > edit->pset->parts->disk_size) 296 size = edit->pset->parts->disk_size - edit->info.start; 297 edit->info.size = size; 298 return 0; 299 } 300 301 static int 302 set_ffs_opt_pow2(menudesc *m, void *arg) 303 { 304 struct single_part_fs_edit *edit = arg; 305 size_t val = 1 << (edit->offset+m->cursel); 306 307 if (edit->mode == 1) { 308 edit->info.fs_opt1 = val; 309 edit->wanted->fs_opt1 = val; 310 } else if (edit->mode == 2) { 311 edit->info.fs_opt2 = val; 312 edit->wanted->fs_opt2 = val; 313 } 314 return 0; 315 } 316 317 static int 318 edit_fs_ffs_opt(menudesc *m, void *arg, msg head, 319 size_t min_val, size_t max_val) 320 { 321 struct single_part_fs_edit *edit = arg; 322 menu_ent opts[min(MAXPHYS/4096, 8)]; 323 char names[min(MAXPHYS/4096, 8)][20]; 324 size_t i, val; 325 int menu; 326 327 edit->offset = ilog2(min_val); 328 memset(opts, 0, sizeof opts); 329 for (i = 0, val = min_val; val <= max_val; i++, val <<= 1) { 330 snprintf(names[i], sizeof names[i], "%zu", val); 331 opts[i].opt_name = names[i]; 332 opts[i].opt_action = set_ffs_opt_pow2; 333 opts[i].opt_flags = OPT_EXIT; 334 } 335 menu = new_menu(head, opts, i, 40, 6, 0, 0, MC_NOEXITOPT, 336 NULL, NULL, NULL, NULL, NULL); 337 if (menu < 0) 338 return 1; 339 process_menu(menu, arg); 340 free_menu(menu); 341 return 0; 342 } 343 344 static int 345 edit_fs_ffs_block(menudesc *m, void *arg) 346 { 347 struct single_part_fs_edit *edit = arg; 348 349 edit->mode = 1; /* edit fs_opt1 */ 350 return edit_fs_ffs_opt(m, arg, MSG_Select_file_system_block_size, 351 4096, MAXPHYS); 352 } 353 354 static int 355 edit_fs_ffs_frag(menudesc *m, void *arg) 356 { 357 struct single_part_fs_edit *edit = arg; 358 size_t bsize, sec_size; 359 360 edit->mode = 2; /* edit fs_opt2 */ 361 bsize = edit->info.fs_opt1; 362 if (bsize == 0) { 363 sec_size = edit->wanted->parts->bytes_per_sector; 364 if (edit->wanted->size >= (daddr_t)(128L*(GIG/sec_size))) 365 bsize = 32*1024; 366 else if (edit->wanted->size >= (daddr_t)(1000L*(MEG/sec_size))) 367 bsize = 16*1024; 368 else if (edit->wanted->size >= (daddr_t)(20L*(MEG/sec_size))) 369 bsize = 8*1024; 370 else 371 bsize = 4+1024; 372 } 373 return edit_fs_ffs_opt(m, arg, MSG_Select_file_system_fragment_size, 374 bsize / 8, bsize); 375 } 376 377 static int 378 edit_fs_ffs_avg_size(menudesc *m, void *arg) 379 { 380 struct single_part_fs_edit *edit = arg; 381 char answer[12]; 382 383 snprintf(answer, sizeof answer, "%u", edit->info.fs_opt3); 384 msg_prompt_win(MSG_ptn_isize_prompt, -1, 18, 0, 0, 385 answer, answer, sizeof answer); 386 edit->info.fs_opt3 = atol(answer); 387 edit->wanted->fs_opt3 = edit->info.fs_opt3; 388 389 return 0; 390 } 391 392 static int 393 edit_fs_preserve(menudesc *m, void *arg) 394 { 395 struct single_part_fs_edit *edit = arg; 396 397 edit->wanted->instflags ^= PUIINST_NEWFS; 398 return 0; 399 } 400 401 static int 402 edit_install(menudesc *m, void *arg) 403 { 404 struct single_part_fs_edit *edit = arg; 405 406 edit->info.flags ^= PTI_INSTALL_TARGET; 407 return 0; 408 } 409 410 static int 411 edit_fs_mount(menudesc *m, void *arg) 412 { 413 struct single_part_fs_edit *edit = arg; 414 415 edit->wanted->instflags ^= PUIINST_MOUNT; 416 return 0; 417 } 418 419 static int 420 edit_fs_mountpt(menudesc *m, void *arg) 421 { 422 struct single_part_fs_edit *edit = arg; 423 char *p, *first, *last, buf[MOUNTLEN]; 424 425 strlcpy(buf, edit->wanted->mount, sizeof buf); 426 msg_prompt_win(MSG_mountpoint, -1, 18, 0, 0, 427 buf, buf, MOUNTLEN); 428 429 /* 430 * Trim all leading and trailing whitespace 431 */ 432 for (first = NULL, last = NULL, p = buf; *p; p++) { 433 if (isspace((unsigned char)*p)) 434 continue; 435 if (first == NULL) 436 first = p; 437 last = p; 438 } 439 if (last != NULL) 440 last[1] = 0; 441 442 if (first == NULL || *first == 0 || strcmp(first, "-") == 0) { 443 edit->wanted->mount[0] = 0; 444 edit->wanted->instflags &= ~PUIINST_MOUNT; 445 return 0; 446 } 447 448 if (*first != '/') { 449 edit->wanted->mount[0] = '/'; 450 strlcpy(&edit->wanted->mount[1], first, 451 sizeof(edit->wanted->mount)-1); 452 } else { 453 strlcpy(edit->wanted->mount, first, sizeof edit->wanted->mount); 454 } 455 edit->wanted->instflags |= PUIINST_MOUNT; 456 457 return 0; 458 } 459 460 static int 461 edit_restore(menudesc *m, void *arg) 462 { 463 struct single_part_fs_edit *edit = arg; 464 465 edit->info = edit->old_info; 466 *edit->wanted = edit->old_usage; 467 return 0; 468 } 469 470 static int 471 edit_cancel(menudesc *m, void *arg) 472 { 473 struct single_part_fs_edit *edit = arg; 474 475 edit->rv = -1; 476 return 1; 477 } 478 479 static int 480 edit_delete_ptn(menudesc *m, void *arg) 481 { 482 struct single_part_fs_edit *edit = arg; 483 484 edit->rv = -2; 485 return 1; 486 } 487 488 /* 489 * We have added/removed partitions, all cur_part_id values are 490 * out of sync. Re-fetch and reorder partitions accordingly. 491 */ 492 static void 493 renumber_partitions(struct partition_usage_set *pset) 494 { 495 struct part_usage_info *ninfos; 496 struct disk_part_info info; 497 size_t i; 498 part_id pno; 499 500 ninfos = calloc(pset->parts->num_part, sizeof(*ninfos)); 501 if (ninfos == NULL) { 502 err_msg_win(err_outofmem); 503 return; 504 } 505 506 for (pno = 0; pno < pset->parts->num_part; pno++) { 507 if (!pset->parts->pscheme->get_part_info(pset->parts, pno, 508 &info)) 509 continue; 510 for (i = 0; i < pset->num; i++) { 511 if (pset->infos[i].cur_start != info.start) 512 continue; 513 if (pset->infos[i].cur_flags != info.flags) 514 continue; 515 if ((info.flags & PTI_SPECIAL_PARTS) != 516 (pset->infos[i].flags & PTI_SPECIAL_PARTS)) 517 continue; 518 if ((info.fs_type != FS_UNUSED && 519 info.fs_type == pset->infos[i].fs_type) || 520 (pset->infos[i].type == 521 info.nat_type->generic_ptype)) { 522 memcpy(&ninfos[pno], &pset->infos[i], 523 sizeof(ninfos[pno])); 524 ninfos[pno].cur_part_id = pno; 525 break; 526 } 527 } 528 } 529 530 free(pset->infos); 531 pset->infos = ninfos; 532 pset->num = pset->parts->num_part; 533 } 534 535 /* 536 * Most often used file system types, we offer them in a first level menu. 537 */ 538 static const uint edit_fs_common_types[] = 539 { FS_BSDFFS, FS_SWAP, FS_MSDOS, FS_EFI_SP, FS_BSDLFS, FS_EX2FS }; 540 541 /* 542 * Functions for uncommon file system types - we offer the full list, 543 * but put FFSv2 and FFSv1 at the front and duplicate FS_MSDOS as 544 * EFI system partition. 545 */ 546 static void 547 init_fs_type_ext(menudesc *menu, void *arg) 548 { 549 struct single_part_fs_edit *edit = arg; 550 uint t = edit->info.fs_type; 551 size_t i, ndx, max = menu->numopts; 552 553 if (t == FS_BSDFFS) { 554 if (edit->info.fs_sub_type == 3) 555 menu->cursel = 0; 556 else if (edit->info.fs_sub_type == 2) 557 menu->cursel = 1; 558 else 559 menu->cursel = 2; 560 return; 561 } else if (t == FS_EX2FS && edit->info.fs_sub_type == 1) { 562 menu->cursel = FSMAXTYPES+2; 563 return; 564 } 565 /* skip the two FFS entries, and do not add FFS later again */ 566 for (ndx = 3, i = 0; i < FSMAXTYPES && ndx < max; i++) { 567 if (i == FS_UNUSED) 568 continue; 569 if (i == FS_BSDFFS) 570 continue; 571 if (fstypenames[i] == NULL) 572 continue; 573 574 if (i == t) { 575 menu->cursel = ndx; 576 break; 577 } 578 if (i == FS_MSDOS) { 579 ndx++; 580 if (t == FS_EFI_SP) { 581 menu->cursel = ndx; 582 break; 583 } 584 } 585 ndx++; 586 } 587 } 588 589 static int 590 set_fstype_ext(menudesc *menu, void *arg) 591 { 592 struct single_part_fs_edit *edit = arg; 593 size_t i, ndx, max = menu->numopts; 594 enum part_type pt; 595 596 if (menu->cursel >= 0 && menu->cursel <= 2) { 597 edit->info.fs_type = FS_BSDFFS; 598 edit->info.fs_sub_type = 3-menu->cursel; 599 goto found_type; 600 } else if (menu->cursel == FSMAXTYPES+2) { 601 edit->info.fs_type = FS_EX2FS; 602 edit->info.fs_sub_type = 1; 603 goto found_type; 604 } 605 606 for (ndx = 3, i = 0; i < FSMAXTYPES && ndx < max; i++) { 607 if (i == FS_UNUSED) 608 continue; 609 if (i == FS_BSDFFS) 610 continue; 611 if (fstypenames[i] == NULL) 612 continue; 613 614 if (ndx == (size_t)menu->cursel) { 615 edit->info.fs_type = i; 616 edit->info.fs_sub_type = 0; 617 goto found_type; 618 } 619 ndx++; 620 if (i == FS_MSDOS) { 621 if (ndx == (size_t)menu->cursel) { 622 edit->info.fs_type = FS_EFI_SP; 623 edit->info.fs_sub_type = 0; 624 goto found_type; 625 } 626 ndx++; 627 } 628 } 629 return 1; 630 631 found_type: 632 pt = edit->info.nat_type ? edit->info.nat_type->generic_ptype : PT_root; 633 edit->info.nat_type = edit->pset->parts->pscheme-> 634 get_fs_part_type(pt, edit->info.fs_type, edit->info.fs_sub_type); 635 if (edit->info.nat_type == NULL) 636 edit->info.nat_type = edit->pset->parts->pscheme-> 637 get_generic_part_type(PT_root); 638 edit->wanted->type = edit->info.nat_type->generic_ptype; 639 edit->wanted->fs_type = edit->info.fs_type; 640 edit->wanted->fs_version = edit->info.fs_sub_type; 641 return 1; 642 } 643 644 /* 645 * Offer a menu with "exotic" file system types, start with FFSv2 and FFSv1, 646 * skip later FFS entry in the generic list. 647 */ 648 static int 649 edit_fs_type_ext(menudesc *menu, void *arg) 650 { 651 menu_ent *opts; 652 int m; 653 size_t i, ndx, cnt; 654 655 cnt = __arraycount(fstypenames)+2; 656 opts = calloc(cnt, sizeof(*opts)); 657 if (opts == NULL) 658 return 1; 659 660 ndx = 0; 661 opts[ndx].opt_name = msg_string(MSG_fs_type_ffsv2ea); 662 opts[ndx].opt_action = set_fstype_ext; 663 ndx++; 664 opts[ndx].opt_name = msg_string(MSG_fs_type_ffsv2); 665 opts[ndx].opt_action = set_fstype_ext; 666 ndx++; 667 opts[ndx].opt_name = msg_string(MSG_fs_type_ffs); 668 opts[ndx].opt_action = set_fstype_ext; 669 ndx++; 670 for (i = 0; i < FSMAXTYPES && ndx < cnt; i++) { 671 if (i == FS_UNUSED) 672 continue; 673 if (i == FS_BSDFFS) 674 continue; 675 if (fstypenames[i] == NULL) 676 continue; 677 opts[ndx].opt_name = fstypenames[i]; 678 opts[ndx].opt_action = set_fstype_ext; 679 ndx++; 680 if (i == FS_MSDOS) { 681 opts[ndx] = opts[ndx-1]; 682 opts[ndx].opt_name = getfslabelname(FS_EFI_SP, 0); 683 ndx++; 684 } 685 } 686 opts[ndx].opt_name = msg_string(MSG_fs_type_ext2old); 687 opts[ndx].opt_action = set_fstype_ext; 688 ndx++; 689 assert(ndx == cnt); 690 m = new_menu(MSG_Select_the_type, opts, ndx, 691 30, 6, 10, 0, MC_SUBMENU | MC_SCROLL, 692 init_fs_type_ext, NULL, NULL, NULL, MSG_unchanged); 693 694 if (m < 0) 695 return 1; 696 process_menu(m, arg); 697 free_menu(m); 698 free(opts); 699 700 return 1; 701 } 702 703 static void 704 init_fs_type(menudesc *menu, void *arg) 705 { 706 struct single_part_fs_edit *edit = arg; 707 size_t i; 708 709 /* init menu->cursel from fs type in arg */ 710 if (edit->info.fs_type == FS_BSDFFS) { 711 if (edit->info.fs_sub_type == 3) 712 menu->cursel = 0; 713 else if (edit->info.fs_sub_type == 2) 714 menu->cursel = 1; 715 else 716 menu->cursel = 2; 717 } 718 for (i = 1; i < __arraycount(edit_fs_common_types); i++) { 719 if (edit->info.fs_type == edit_fs_common_types[i]) { 720 menu->cursel = i+2; 721 break; 722 } 723 } 724 } 725 726 static int 727 set_fstype(menudesc *menu, void *arg) 728 { 729 struct single_part_fs_edit *edit = arg; 730 enum part_type pt; 731 int ndx; 732 733 pt = edit->info.nat_type ? edit->info.nat_type->generic_ptype : PT_root; 734 if (menu->cursel < 3) { 735 edit->info.fs_type = FS_BSDFFS; 736 edit->info.fs_sub_type = 3-menu->cursel; 737 edit->info.nat_type = edit->pset->parts->pscheme-> 738 get_fs_part_type(pt, FS_BSDFFS, edit->info.fs_sub_type); 739 if (edit->info.nat_type == NULL) 740 edit->info.nat_type = edit->pset->parts-> 741 pscheme->get_generic_part_type(PT_root); 742 edit->wanted->type = edit->info.nat_type->generic_ptype; 743 edit->wanted->fs_type = edit->info.fs_type; 744 edit->wanted->fs_version = edit->info.fs_sub_type; 745 return 1; 746 } 747 ndx = menu->cursel-2; 748 749 if (ndx < 0 || 750 (size_t)ndx >= __arraycount(edit_fs_common_types)) 751 return 1; 752 753 edit->info.fs_type = edit_fs_common_types[ndx]; 754 edit->info.fs_sub_type = 0; 755 edit->info.nat_type = edit->pset->parts->pscheme-> 756 get_fs_part_type(pt, edit->info.fs_type, 0); 757 if (edit->info.nat_type == NULL) 758 edit->info.nat_type = edit->pset->parts-> 759 pscheme->get_generic_part_type(PT_root); 760 edit->wanted->type = edit->info.nat_type->generic_ptype; 761 edit->wanted->fs_type = edit->info.fs_type; 762 edit->wanted->fs_version = edit->info.fs_sub_type; 763 return 1; 764 } 765 766 /* 767 * Offer a menu selecting the common file system types 768 */ 769 static int 770 edit_fs_type(menudesc *menu, void *arg) 771 { 772 struct single_part_fs_edit *edit = arg; 773 menu_ent *opts; 774 int m, cnt; 775 size_t i; 776 777 /* 778 * Shortcut to full menu if we have an exotic value 779 */ 780 if (edit->info.fs_type == FS_EX2FS && edit->info.fs_sub_type == 1) { 781 edit_fs_type_ext(menu, arg); 782 return 0; 783 } 784 for (i = 0; i < __arraycount(edit_fs_common_types); i++) 785 if (edit->info.fs_type == edit_fs_common_types[i]) 786 break; 787 if (i >= __arraycount(edit_fs_common_types)) { 788 edit_fs_type_ext(menu, arg); 789 return 0; 790 } 791 792 /* 793 * Starting with a common type, show short menu first 794 */ 795 cnt = __arraycount(edit_fs_common_types) + 3; 796 opts = calloc(cnt, sizeof(*opts)); 797 if (opts == NULL) 798 return 0; 799 800 /* special case entry 0 - 2: three FFS entries */ 801 for (i = 0; i < __arraycount(edit_fs_common_types); i++) { 802 opts[i+2].opt_name = getfslabelname(edit_fs_common_types[i], 0); 803 opts[i+2].opt_action = set_fstype; 804 } 805 /* duplicate FFS (at offset 2) into first two entries */ 806 opts[0] = opts[1] = opts[2]; 807 opts[0].opt_name = msg_string(MSG_fs_type_ffsv2ea); 808 opts[1].opt_name = msg_string(MSG_fs_type_ffsv2); 809 opts[2].opt_name = msg_string(MSG_fs_type_ffs); 810 /* add secondary sub-menu */ 811 assert(i+2 < (size_t)cnt); 812 opts[i+2].opt_name = msg_string(MSG_other_fs_type); 813 opts[i+2].opt_action = edit_fs_type_ext; 814 815 m = new_menu(MSG_Select_the_type, opts, cnt, 816 30, 6, 0, 0, MC_SUBMENU | MC_SCROLL, 817 init_fs_type, NULL, NULL, NULL, MSG_unchanged); 818 819 if (m < 0) 820 return 0; 821 process_menu(m, arg); 822 free_menu(m); 823 free(opts); 824 825 return 0; 826 } 827 828 829 static void update_edit_ptn_menu(menudesc *m, void *arg); 830 static void draw_edit_ptn_line(menudesc *m, int opt, void *arg); 831 static int edit_ptn_custom_type(menudesc *m, void *arg); 832 833 static void 834 remember_deleted(struct partition_usage_set *pset, 835 struct disk_partitions *parts) 836 { 837 size_t i, num; 838 struct disk_partitions **tab; 839 840 /* do we have parts on record already? */ 841 for (i = 0; i < pset->num_write_back; i++) 842 if (pset->write_back[i] == parts) 843 return; 844 /* 845 * Need to record this partition table for write back 846 */ 847 num = pset->num_write_back + 1; 848 tab = realloc(pset->write_back, num*sizeof(*pset->write_back)); 849 if (!tab) 850 return; 851 tab[pset->num_write_back] = parts; 852 pset->write_back = tab; 853 pset->num_write_back = num; 854 } 855 856 int 857 edit_ptn(menudesc *menu, void *arg) 858 { 859 struct partition_usage_set *pset = arg; 860 struct single_part_fs_edit edit; 861 int fspart_menu, num_opts; 862 const char *err; 863 menu_ent *mopts, *popt; 864 bool is_new_part, with_inst_opt = pset->parts->parent == NULL; 865 866 static const menu_ent edit_ptn_fields_head[] = { 867 { .opt_action=edit_fs_type }, 868 { .opt_action=edit_fs_start }, 869 { .opt_action=edit_fs_size }, 870 { .opt_flags=OPT_IGNORE }, 871 }; 872 873 static const menu_ent edit_ptn_fields_head_add[] = { 874 { .opt_action=edit_install }, 875 }; 876 877 static const menu_ent edit_ptn_fields_head2[] = { 878 { .opt_action=edit_fs_preserve }, 879 { .opt_action=edit_fs_mount }, 880 { .opt_menu=MENU_mountoptions, .opt_flags=OPT_SUB }, 881 { .opt_action=edit_fs_mountpt }, 882 }; 883 884 static const menu_ent edit_ptn_fields_ffs[] = { 885 { .opt_action=edit_fs_ffs_avg_size }, 886 { .opt_action=edit_fs_ffs_block }, 887 { .opt_action=edit_fs_ffs_frag }, 888 }; 889 890 static const menu_ent edit_ptn_fields_tail[] = { 891 { .opt_name=MSG_askunits, .opt_menu=MENU_sizechoice, 892 .opt_flags=OPT_SUB }, 893 { .opt_name=MSG_restore, 894 .opt_action=edit_restore}, 895 { .opt_name=MSG_Delete_partition, 896 .opt_action=edit_delete_ptn}, 897 { .opt_name=MSG_cancel, 898 .opt_action=edit_cancel}, 899 }; 900 901 memset(&edit, 0, sizeof edit); 902 edit.pset = pset; 903 edit.index = menu->cursel; 904 edit.wanted = &pset->infos[edit.index]; 905 906 if (menu->cursel < 0 || (size_t)menu->cursel > pset->parts->num_part) 907 return 0; 908 is_new_part = (size_t)menu->cursel == pset->parts->num_part; 909 910 num_opts = __arraycount(edit_ptn_fields_head) + 911 __arraycount(edit_ptn_fields_head2) + 912 __arraycount(edit_ptn_fields_tail); 913 if (edit.wanted->fs_type == FS_BSDFFS || 914 edit.wanted->fs_type == FS_BSDLFS) 915 num_opts += __arraycount(edit_ptn_fields_ffs); 916 if (with_inst_opt) 917 num_opts += __arraycount(edit_ptn_fields_head_add); 918 if (is_new_part) 919 num_opts--; 920 else 921 num_opts += pset->parts->pscheme->custom_attribute_count; 922 923 mopts = calloc(num_opts, sizeof(*mopts)); 924 if (mopts == NULL) { 925 err_msg_win(err_outofmem); 926 return 0; 927 } 928 memcpy(mopts, edit_ptn_fields_head, sizeof(edit_ptn_fields_head)); 929 popt = mopts + __arraycount(edit_ptn_fields_head); 930 if (with_inst_opt) { 931 memcpy(popt, edit_ptn_fields_head_add, 932 sizeof(edit_ptn_fields_head_add)); 933 popt += __arraycount(edit_ptn_fields_head_add); 934 } 935 memcpy(popt, edit_ptn_fields_head2, sizeof(edit_ptn_fields_head2)); 936 popt += __arraycount(edit_ptn_fields_head2); 937 if (edit.wanted->fs_type == FS_BSDFFS || 938 edit.wanted->fs_type == FS_BSDLFS) { 939 memcpy(popt, edit_ptn_fields_ffs, sizeof(edit_ptn_fields_ffs)); 940 popt += __arraycount(edit_ptn_fields_ffs); 941 } 942 edit.first_custom_attr = popt - mopts; 943 if (!is_new_part) { 944 for (size_t i = 0; 945 i < pset->parts->pscheme->custom_attribute_count; 946 i++, popt++) { 947 popt->opt_action = edit_ptn_custom_type; 948 } 949 } 950 memcpy(popt, edit_ptn_fields_tail, sizeof(edit_ptn_fields_tail)); 951 popt += __arraycount(edit_ptn_fields_tail) - 1; 952 if (is_new_part) 953 memcpy(popt-1, popt, sizeof(*popt)); 954 955 if (is_new_part) { 956 struct disk_part_free_space space; 957 daddr_t align = pset->parts->pscheme->get_part_alignment( 958 pset->parts); 959 960 edit.id = NO_PART; 961 if (pset->parts->pscheme->get_free_spaces(pset->parts, 962 &space, 1, align, align, -1, -1) == 1) { 963 edit.info.start = space.start; 964 edit.info.size = space.size; 965 edit.info.fs_type = FS_BSDFFS; 966 edit.info.fs_sub_type = 2; 967 edit.info.nat_type = pset->parts->pscheme-> 968 get_fs_part_type(PT_root, edit.info.fs_type, 969 edit.info.fs_sub_type); 970 edit.wanted->instflags = PUIINST_NEWFS; 971 } 972 } else { 973 edit.id = pset->infos[edit.index].cur_part_id; 974 if (!pset->parts->pscheme->get_part_info(pset->parts, edit.id, 975 &edit.info)) { 976 free(mopts); 977 return 0; 978 } 979 } 980 981 edit.old_usage = *edit.wanted; 982 edit.old_info = edit.info; 983 984 fspart_menu = new_menu(MSG_edfspart, mopts, num_opts, 985 15, 2, 0, 55, MC_NOCLEAR | MC_SCROLL, 986 update_edit_ptn_menu, draw_edit_ptn_line, NULL, 987 NULL, MSG_OK); 988 989 process_menu(fspart_menu, &edit); 990 free(mopts); 991 free_menu(fspart_menu); 992 993 if (edit.rv == 0) { /* OK, set new data */ 994 edit.info.last_mounted = edit.wanted->mount; 995 if (is_new_part) { 996 edit.wanted->parts = pset->parts; 997 if (!can_newfs_fstype(edit.info.fs_type)) 998 edit.wanted->instflags &= ~PUIINST_NEWFS; 999 edit.wanted->cur_part_id = pset->parts->pscheme-> 1000 add_partition(pset->parts, &edit.info, &err); 1001 if (edit.wanted->cur_part_id == NO_PART) 1002 err_msg_win(err); 1003 else { 1004 pset->parts->pscheme->get_part_info( 1005 pset->parts, edit.wanted->cur_part_id, 1006 &edit.info); 1007 edit.wanted->cur_start = edit.info.start; 1008 edit.wanted->size = edit.info.size; 1009 edit.wanted->type = 1010 edit.info.nat_type->generic_ptype; 1011 edit.wanted->fs_type = edit.info.fs_type; 1012 edit.wanted->fs_version = edit.info.fs_sub_type; 1013 edit.wanted->cur_flags = edit.info.flags; 1014 /* things have changed, re-sort */ 1015 renumber_partitions(pset); 1016 } 1017 } else { 1018 if (!pset->parts->pscheme->set_part_info(pset->parts, 1019 edit.id, &edit.info, &err)) 1020 err_msg_win(err); 1021 else 1022 pset->cur_free_space += edit.old_info.size - 1023 edit.info.size; 1024 } 1025 1026 /* 1027 * if size has changed, we may need to add or remove 1028 * the option to add partitions 1029 */ 1030 show_partition_adder(menu, pset); 1031 } else if (edit.rv == -1) { /* cancel edit */ 1032 if (is_new_part) { 1033 memmove(pset->infos+edit.index, 1034 pset->infos+edit.index+1, 1035 sizeof(*pset->infos)*(pset->num-edit.index)); 1036 memmove(menu->opts+edit.index, 1037 menu->opts+edit.index+1, 1038 sizeof(*menu->opts)*(menu->numopts-edit.index)); 1039 menu->numopts--; 1040 menu->cursel = 0; 1041 pset->num--; 1042 return -1; 1043 } 1044 pset->infos[edit.index] = edit.old_usage; 1045 } else if (!is_new_part && edit.rv == -2) { /* delete partition */ 1046 if (!pset->parts->pscheme->delete_partition(pset->parts, 1047 edit.id, &err)) { 1048 err_msg_win(err); 1049 return 0; 1050 } 1051 remember_deleted(pset, 1052 pset->infos[edit.index].parts); 1053 pset->cur_free_space += edit.info.size; 1054 memmove(pset->infos+edit.index, 1055 pset->infos+edit.index+1, 1056 sizeof(*pset->infos)*(pset->num-edit.index)); 1057 memmove(menu->opts+edit.index, 1058 menu->opts+edit.index+1, 1059 sizeof(*menu->opts)*(menu->numopts-edit.index)); 1060 menu->numopts--; 1061 menu->cursel = 0; 1062 if (pset->parts->num_part == 0) 1063 menu->cursel = 1; /* skip sentinel line */ 1064 1065 /* things have changed, re-sort */ 1066 pset->num--; 1067 renumber_partitions(pset); 1068 1069 /* we can likely add new partitions now */ 1070 show_partition_adder(menu, pset); 1071 1072 return -1; 1073 } 1074 1075 return 0; 1076 } 1077 1078 static void 1079 update_edit_ptn_menu(menudesc *m, void *arg) 1080 { 1081 struct single_part_fs_edit *edit = arg; 1082 int i; 1083 uint t = edit->info.fs_type; 1084 size_t attr_no; 1085 1086 /* Determine which of the properties can be changed */ 1087 for (i = 0; i < m->numopts; i++) { 1088 if (m->opts[i].opt_action == NULL && 1089 m->opts[i].opt_menu != MENU_mountoptions) 1090 continue; 1091 1092 /* Default to disabled... */ 1093 m->opts[i].opt_flags |= OPT_IGNORE; 1094 if ((t == FS_UNUSED || t == FS_SWAP) && 1095 (m->opts[i].opt_action == edit_fs_preserve || 1096 m->opts[i].opt_action == edit_fs_mount || 1097 m->opts[i].opt_action == edit_fs_mountpt || 1098 m->opts[i].opt_menu == MENU_mountoptions)) 1099 continue; 1100 if (m->opts[i].opt_action == edit_install && 1101 edit->info.nat_type && 1102 edit->info.nat_type->generic_ptype != PT_root) 1103 /* can only install onto PT_root partitions */ 1104 continue; 1105 if (m->opts[i].opt_action == edit_fs_preserve && 1106 !can_newfs_fstype(t)) { 1107 /* Can not newfs this filesystem */ 1108 edit->wanted->instflags &= ~PUIINST_NEWFS; 1109 continue; 1110 } 1111 if (m->opts[i].opt_action == edit_ptn_custom_type) { 1112 attr_no = (size_t)i - edit->first_custom_attr; 1113 if (!edit->pset->parts->pscheme-> 1114 custom_attribute_writable( 1115 edit->pset->parts, edit->id, attr_no)) 1116 continue; 1117 } 1118 /* 1119 * Do not allow editing of size/start/type when partition 1120 * is defined in some outer partition table already 1121 */ 1122 if ((edit->pset->infos[edit->index].flags & PUIFLG_IS_OUTER) 1123 && (m->opts[i].opt_action == edit_fs_type 1124 || m->opts[i].opt_action == edit_fs_start 1125 || m->opts[i].opt_action == edit_fs_size)) 1126 continue; 1127 /* Ok: we want this one */ 1128 m->opts[i].opt_flags &= ~OPT_IGNORE; 1129 } 1130 1131 /* Avoid starting at a (now) disabled menu item */ 1132 while (m->cursel >= 0 && m->cursel < m->numopts 1133 && (m->opts[m->cursel].opt_flags & OPT_IGNORE)) 1134 m->cursel++; 1135 } 1136 1137 static void 1138 draw_edit_ptn_line(menudesc *m, int opt, void *arg) 1139 { 1140 struct single_part_fs_edit *edit = arg; 1141 static int col_width; 1142 static const char *ptn_type, *ptn_start, *ptn_size, *ptn_end, 1143 *ptn_newfs, *ptn_mount, *ptn_mount_options, *ptn_mountpt, 1144 *ptn_install, *ptn_bsize, *ptn_fsize, *ptn_isize; 1145 const char *c; 1146 char val[MENUSTRSIZE]; 1147 const char *attrname; 1148 size_t attr_no; 1149 1150 if (col_width == 0) { 1151 int l; 1152 1153 #define LOAD(STR) STR = msg_string(MSG_##STR); l = strlen(STR); \ 1154 if (l > col_width) col_width = l 1155 1156 LOAD(ptn_type); 1157 LOAD(ptn_start); 1158 LOAD(ptn_size); 1159 LOAD(ptn_end); 1160 LOAD(ptn_install); 1161 LOAD(ptn_newfs); 1162 LOAD(ptn_mount); 1163 LOAD(ptn_mount_options); 1164 LOAD(ptn_mountpt); 1165 LOAD(ptn_bsize); 1166 LOAD(ptn_fsize); 1167 LOAD(ptn_isize); 1168 #undef LOAD 1169 1170 for (size_t i = 0; 1171 i < edit->pset->parts->pscheme->custom_attribute_count; 1172 i++) { 1173 attrname = msg_string( 1174 edit->pset->parts->pscheme->custom_attributes[i] 1175 .label); 1176 l = strlen(attrname); 1177 if (l > col_width) col_width = l; 1178 } 1179 1180 col_width += 3; 1181 } 1182 1183 if (m->opts[opt].opt_flags & OPT_IGNORE 1184 && (opt != 3 || edit->info.fs_type == FS_UNUSED) 1185 && m->opts[opt].opt_action != edit_ptn_custom_type 1186 && m->opts[opt].opt_action != edit_fs_type 1187 && m->opts[opt].opt_action != edit_fs_start 1188 && m->opts[opt].opt_action != edit_fs_size) { 1189 wprintw(m->mw, "%*s -", col_width, ""); 1190 return; 1191 } 1192 1193 if (opt < 4) { 1194 switch (opt) { 1195 case 0: 1196 if (edit->info.fs_type == FS_BSDFFS) { 1197 if (edit->info.fs_sub_type == 3) 1198 c = msg_string(MSG_fs_type_ffsv2ea); 1199 else if (edit->info.fs_sub_type == 2) 1200 c = msg_string(MSG_fs_type_ffsv2); 1201 else 1202 c = msg_string(MSG_fs_type_ffs); 1203 } else { 1204 c = getfslabelname(edit->info.fs_type, 1205 edit->info.fs_sub_type); 1206 } 1207 wprintw(m->mw, "%*s : %s", col_width, ptn_type, c); 1208 return; 1209 case 1: 1210 wprintw(m->mw, "%*s : %" PRIu64 " %s", col_width, 1211 ptn_start, edit->info.start / sizemult, multname); 1212 return; 1213 case 2: 1214 wprintw(m->mw, "%*s : %" PRIu64 " %s", col_width, 1215 ptn_size, edit->info.size / sizemult, multname); 1216 return; 1217 case 3: 1218 wprintw(m->mw, "%*s : %" PRIu64 " %s", col_width, 1219 ptn_end, (edit->info.start + edit->info.size) 1220 / sizemult, multname); 1221 return; 1222 } 1223 } 1224 if (m->opts[opt].opt_action == edit_install) { 1225 wprintw(m->mw, "%*s : %s", col_width, ptn_install, 1226 msg_string((edit->info.flags & PTI_INSTALL_TARGET) 1227 ? MSG_Yes : MSG_No)); 1228 return; 1229 } 1230 if (m->opts[opt].opt_action == edit_fs_preserve) { 1231 wprintw(m->mw, "%*s : %s", col_width, ptn_newfs, 1232 msg_string(edit->wanted->instflags & PUIINST_NEWFS 1233 ? MSG_Yes : MSG_No)); 1234 return; 1235 } 1236 if (m->opts[opt].opt_action == edit_fs_mount) { 1237 wprintw(m->mw, "%*s : %s", col_width, ptn_mount, 1238 msg_string(edit->wanted->instflags & PUIINST_MOUNT 1239 ? MSG_Yes : MSG_No)); 1240 return; 1241 } 1242 if (m->opts[opt].opt_action == edit_fs_ffs_block) { 1243 wprintw(m->mw, "%*s : %u", col_width, ptn_bsize, 1244 edit->wanted->fs_opt1); 1245 return; 1246 } 1247 if (m->opts[opt].opt_action == edit_fs_ffs_frag) { 1248 wprintw(m->mw, "%*s : %u", col_width, ptn_fsize, 1249 edit->wanted->fs_opt2); 1250 return; 1251 } 1252 if (m->opts[opt].opt_action == edit_fs_ffs_avg_size) { 1253 if (edit->wanted->fs_opt3 == 0) 1254 wprintw(m->mw, "%*s : %s", col_width, ptn_isize, 1255 msg_string(MSG_ptn_isize_dflt)); 1256 else { 1257 char buf[24], *line; 1258 const char *t = buf; 1259 1260 snprintf(buf, sizeof buf, "%u", edit->wanted->fs_opt3); 1261 line = str_arg_subst(msg_string(MSG_ptn_isize_bytes), 1262 1, &t); 1263 wprintw(m->mw, "%*s : %s", col_width, ptn_isize, 1264 line); 1265 free(line); 1266 } 1267 return; 1268 } 1269 if (m->opts[opt].opt_menu == MENU_mountoptions) { 1270 wprintw(m->mw, "%*s : ", col_width, ptn_mount_options); 1271 if (edit->wanted->mountflags & PUIMNT_ASYNC) 1272 wprintw(m->mw, "async "); 1273 if (edit->wanted->mountflags & PUIMNT_NOATIME) 1274 wprintw(m->mw, "noatime "); 1275 if (edit->wanted->mountflags & PUIMNT_NODEV) 1276 wprintw(m->mw, "nodev "); 1277 if (edit->wanted->mountflags & PUIMNT_NODEVMTIME) 1278 wprintw(m->mw, "nodevmtime "); 1279 if (edit->wanted->mountflags & PUIMNT_NOEXEC) 1280 wprintw(m->mw, "noexec "); 1281 if (edit->wanted->mountflags & PUIMNT_NOSUID) 1282 wprintw(m->mw, "nosuid "); 1283 if (edit->wanted->mountflags & PUIMNT_LOG) 1284 wprintw(m->mw, "log "); 1285 if (edit->wanted->mountflags & PUIMNT_NOAUTO) 1286 wprintw(m->mw, "noauto "); 1287 return; 1288 } 1289 if (m->opts[opt].opt_action == edit_fs_mountpt) { 1290 wprintw(m->mw, "%*s : %s", col_width, ptn_mountpt, 1291 edit->wanted->mount); 1292 return; 1293 } 1294 1295 attr_no = opt - edit->first_custom_attr; 1296 edit->pset->parts->pscheme->format_custom_attribute( 1297 edit->pset->parts, edit->id, attr_no, &edit->info, 1298 val, sizeof val); 1299 attrname = msg_string(edit->pset->parts->pscheme-> 1300 custom_attributes[attr_no].label); 1301 wprintw(m->mw, "%*s : %s", col_width, attrname, val); 1302 } 1303 1304 static int 1305 edit_ptn_custom_type(menudesc *m, void *arg) 1306 { 1307 struct single_part_fs_edit *edit = arg; 1308 size_t attr_no = m->cursel - edit->first_custom_attr; 1309 char line[STRSIZE]; 1310 1311 switch (edit->pset->parts->pscheme->custom_attributes[attr_no].type) { 1312 case pet_bool: 1313 edit->pset->parts->pscheme->custom_attribute_toggle( 1314 edit->pset->parts, edit->id, attr_no); 1315 break; 1316 case pet_cardinal: 1317 case pet_str: 1318 edit->pset->parts->pscheme->format_custom_attribute( 1319 edit->pset->parts, edit->id, attr_no, &edit->info, 1320 line, sizeof(line)); 1321 msg_prompt_win( 1322 edit->pset->parts->pscheme->custom_attributes[attr_no]. 1323 label, -1, 18, 0, 0, line, line, sizeof(line)); 1324 edit->pset->parts->pscheme->custom_attribute_set_str( 1325 edit->pset->parts, edit->id, attr_no, line); 1326 break; 1327 } 1328 1329 return 0; 1330 } 1331 1332 1333 /* 1334 * Some column width depend on translation, we will set these in 1335 * fmt_fspart_header and later use it when formatting single entries 1336 * in fmt_fspart_row. 1337 * The table consist of 3 "size like" columns, all fixed width, then 1338 * ptnheaders_fstype, part_header_col_flag, and finally the mount point 1339 * (which is variable width). 1340 */ 1341 static int fstype_width, flags_width; 1342 static char fspart_separator[MENUSTRSIZE]; 1343 static char fspart_title[2*MENUSTRSIZE]; 1344 1345 /* 1346 * Format the header of the main partition editor menu. 1347 */ 1348 static void 1349 fmt_fspart_header(menudesc *menu, void *arg) 1350 { 1351 struct partition_usage_set *pset = arg; 1352 char total[6], free_space[6], scol[13], ecol[13], szcol[13], 1353 sepline[MENUSTRSIZE], *p, desc[MENUSTRSIZE]; 1354 const char *fstype, *flags; 1355 int i; 1356 size_t ptn; 1357 bool with_clone, with_inst_flag = pset->parts->parent == NULL; 1358 1359 with_clone = false; 1360 for (ptn = 0; ptn < pset->num && !with_clone; ptn++) 1361 if (pset->infos[ptn].flags & PUIFLG_CLONE_PARTS) 1362 with_clone = true; 1363 humanize_number(total, sizeof total, 1364 pset->parts->disk_size * pset->parts->bytes_per_sector, 1365 "", HN_AUTOSCALE, HN_B | HN_NOSPACE | HN_DECIMAL); 1366 humanize_number(free_space, sizeof free_space, 1367 pset->cur_free_space * pset->parts->bytes_per_sector, 1368 "", HN_AUTOSCALE, HN_B | HN_NOSPACE | HN_DECIMAL); 1369 1370 if (with_clone) 1371 strlcpy(desc, msg_string(MSG_clone_flag_desc), sizeof desc); 1372 else 1373 desc[0] = 0; 1374 if (pset->parts->pscheme->part_flag_desc) 1375 strlcat(desc, msg_string(pset->parts->pscheme->part_flag_desc), 1376 sizeof desc); 1377 1378 msg_display_subst(MSG_fspart, 7, pset->parts->disk, 1379 msg_string(pset->parts->pscheme->name), 1380 msg_string(pset->parts->pscheme->short_name), 1381 with_inst_flag ? msg_string(MSG_ptn_instflag_desc) : "", 1382 desc, total, free_space); 1383 1384 snprintf(scol, sizeof scol, "%s (%s)", 1385 msg_string(MSG_ptnheaders_start), multname); 1386 snprintf(ecol, sizeof ecol, "%s (%s)", 1387 msg_string(MSG_ptnheaders_end), multname); 1388 snprintf(szcol, sizeof szcol, "%s (%s)", 1389 msg_string(MSG_ptnheaders_size), multname); 1390 1391 fstype = msg_string(MSG_ptnheaders_fstype); 1392 flags = msg_string(MSG_part_header_col_flag); 1393 fstype_width = max(strlen(fstype), 8); 1394 flags_width = strlen(flags); 1395 for (i = 0, p = sepline; i < fstype_width; i++) 1396 *p++ = '-'; 1397 for (i = 0, *p++ = ' '; i < flags_width; i++) 1398 *p++ = '-'; 1399 *p = 0; 1400 1401 snprintf(fspart_separator, sizeof(fspart_separator), 1402 "------------ ------------ ------------ %s ----------------", 1403 sepline); 1404 1405 snprintf(fspart_title, sizeof(fspart_title), 1406 " %12.12s %12.12s %12.12s %*s %*s %s\n" 1407 " %s", scol, ecol, szcol, fstype_width, fstype, 1408 flags_width, flags, msg_string(MSG_ptnheaders_filesystem), 1409 fspart_separator); 1410 1411 msg_table_add("\n\n"); 1412 } 1413 1414 /* 1415 * Format one partition entry in the main partition editor. 1416 */ 1417 static void 1418 fmt_fspart_row(menudesc *m, int ptn, void *arg) 1419 { 1420 struct partition_usage_set *pset = arg; 1421 struct disk_part_info info; 1422 daddr_t poffset, psize, pend; 1423 const char *desc; 1424 static const char *Yes; 1425 char flag_str[MENUSTRSIZE], *fp; 1426 unsigned inst_flags; 1427 #ifndef NO_CLONES 1428 size_t clone_cnt; 1429 #endif 1430 bool with_inst_flag = pset->parts->parent == NULL; 1431 1432 if (Yes == NULL) 1433 Yes = msg_string(MSG_Yes); 1434 1435 #ifndef NO_CLONES 1436 if ((pset->infos[ptn].flags & PUIFLG_CLONE_PARTS) && 1437 pset->infos[ptn].cur_part_id == NO_PART) { 1438 psize = pset->infos[ptn].size / sizemult; 1439 if (pset->infos[ptn].clone_ndx < 1440 pset->infos[ptn].clone_src->num_sel) 1441 clone_cnt = 1; 1442 else 1443 clone_cnt = pset->infos[ptn].clone_src->num_sel; 1444 if (pset->infos[ptn].cur_part_id == NO_PART) 1445 wprintw(m->mw, " %12" PRIu64 1446 " [%zu %s]", psize, clone_cnt, 1447 msg_string(MSG_clone_target_disp)); 1448 else { 1449 poffset = pset->infos[ptn].cur_start / sizemult; 1450 pend = (pset->infos[ptn].cur_start + 1451 pset->infos[ptn].size) / sizemult - 1; 1452 wprintw(m->mw, "%12" PRIu64 " %12" PRIu64 " %12" PRIu64 1453 " [%zu %s]", 1454 poffset, pend, psize, clone_cnt, 1455 msg_string(MSG_clone_target_disp)); 1456 } 1457 if (m->title == fspart_title) 1458 m->opts[ptn].opt_flags |= OPT_IGNORE; 1459 else 1460 m->opts[ptn].opt_flags &= ~OPT_IGNORE; 1461 return; 1462 } 1463 #endif 1464 1465 if (!real_partition(pset, ptn)) 1466 return; 1467 1468 if (!pset->parts->pscheme->get_part_info(pset->parts, 1469 pset->infos[ptn].cur_part_id, &info)) 1470 return; 1471 1472 /* 1473 * We use this function in multiple menus, but only want it 1474 * to play with enable/disable in a single one: 1475 */ 1476 if (m->title == fspart_title) { 1477 /* 1478 * Enable / disable this line if it is something 1479 * like RAW_PART 1480 */ 1481 if ((info.flags & 1482 (PTI_WHOLE_DISK|PTI_PSCHEME_INTERNAL|PTI_RAW_PART)) 1483 || (pset->infos[ptn].flags & PUIFLG_CLONE_PARTS)) 1484 m->opts[ptn].opt_flags |= OPT_IGNORE; 1485 else 1486 m->opts[ptn].opt_flags &= ~OPT_IGNORE; 1487 } 1488 1489 poffset = info.start / sizemult; 1490 psize = info.size / sizemult; 1491 if (psize == 0) 1492 pend = 0; 1493 else 1494 pend = (info.start + info.size) / sizemult - 1; 1495 1496 if (info.flags & PTI_WHOLE_DISK) 1497 desc = msg_string(MSG_NetBSD_partition_cant_change); 1498 else if (info.flags & PTI_RAW_PART) 1499 desc = msg_string(MSG_Whole_disk_cant_change); 1500 else if (info.flags & PTI_BOOT) 1501 desc = msg_string(MSG_Boot_partition_cant_change); 1502 else 1503 desc = getfslabelname(info.fs_type, info.fs_sub_type); 1504 1505 fp = flag_str; 1506 inst_flags = pset->infos[ptn].instflags; 1507 if (with_inst_flag && (info.flags & PTI_INSTALL_TARGET) && 1508 info.nat_type->generic_ptype == PT_root) { 1509 static char inst_flag; 1510 1511 if (inst_flag == 0) 1512 inst_flag = msg_string(MSG_install_flag)[0]; 1513 *fp++ = inst_flag; 1514 } 1515 if (inst_flags & PUIINST_NEWFS) 1516 *fp++ = msg_string(MSG_newfs_flag)[0]; 1517 if (pset->infos[ptn].flags & PUIFLG_CLONE_PARTS) 1518 *fp++ = msg_string(MSG_clone_flag)[0]; 1519 *fp = 0; 1520 if (pset->parts->pscheme->get_part_attr_str != NULL) 1521 pset->parts->pscheme->get_part_attr_str(pset->parts, 1522 pset->infos[ptn].cur_part_id, fp, 1523 sizeof(flag_str)-1-(fp-flag_str)); 1524 1525 /* if the fstype description does not fit, check if we can overrun */ 1526 if (strlen(desc) > (size_t)fstype_width && 1527 flag_str[0] == 0 && (info.last_mounted == NULL || 1528 info.last_mounted[0] == 0)) 1529 wprintw(m->mw, "%12" PRIu64 " %12" PRIu64 " %12" PRIu64 1530 " %s", 1531 poffset, pend, psize, desc); 1532 else 1533 wprintw(m->mw, "%12" PRIu64 " %12" PRIu64 " %12" PRIu64 1534 " %*.*s %*s %s", 1535 poffset, pend, psize, fstype_width, fstype_width, desc, 1536 -flags_width, flag_str, 1537 (inst_flags & PUIINST_MOUNT) && info.last_mounted && 1538 info.last_mounted[0] ? info.last_mounted : ""); 1539 } 1540 1541 #ifndef NO_CLONES 1542 static int 1543 part_ext_clone(menudesc *m, void *arg) 1544 { 1545 struct selected_partitions selected, *clone_src; 1546 struct clone_target_menu_data data; 1547 struct partition_usage_set *pset = arg; 1548 struct part_usage_info *p; 1549 struct disk_part_info sinfo, cinfo; 1550 struct disk_partitions *csrc; 1551 struct disk_part_free_space space; 1552 menu_ent *men; 1553 daddr_t clone_size, free_size, offset, align; 1554 int num_men, i; 1555 size_t s, clone_cnt; 1556 part_id cid; 1557 struct clone_data { 1558 struct disk_part_info info; 1559 part_id new_id; 1560 size_t ndx; 1561 }; 1562 struct clone_data *clones = NULL; 1563 1564 if (!select_partitions(&selected, pm->parts)) 1565 return 0; 1566 1567 clone_size = selected_parts_size(&selected); 1568 num_men = pset->num+1; 1569 men = calloc(num_men, sizeof *men); 1570 if (men == NULL) 1571 return 0; 1572 for (i = 0; i < num_men; i++) { 1573 men[i].opt_action = clone_target_select; 1574 if (i == 0) 1575 free_size = pset->infos[i].cur_start; 1576 else if (i > 0 && (size_t)i < pset->num) 1577 free_size = pset->infos[i].cur_start - 1578 pset->infos[i-1].cur_start - pset->infos[i-1].size; 1579 else 1580 free_size = pset->parts->free_space; 1581 if (free_size < clone_size) 1582 men[i].opt_flags = OPT_IGNORE; 1583 } 1584 men[num_men-1].opt_name = MSG_clone_target_end; 1585 1586 memset(&data, 0, sizeof data); 1587 data.usage = *pset; 1588 data.res = -1; 1589 1590 data.usage.menu = new_menu(MSG_clone_target_hdr, 1591 men, num_men, 3, 2, 0, 65, MC_SCROLL, 1592 NULL, fmt_fspart_row, NULL, NULL, MSG_cancel); 1593 process_menu(data.usage.menu, &data); 1594 free_menu(data.usage.menu); 1595 free(men); 1596 1597 if (data.res < 0) 1598 goto err; 1599 1600 /* create temporary infos for all clones that work out */ 1601 clone_cnt = 0; 1602 clones = calloc(selected.num_sel, sizeof(*clones)); 1603 if (clones == NULL) 1604 goto err; 1605 1606 clone_src = malloc(sizeof(selected)); 1607 if (clone_src == NULL) 1608 goto err; 1609 *clone_src = selected; 1610 1611 /* find selected offset from data.res and insert clones there */ 1612 align = pset->parts->pscheme->get_part_alignment(pset->parts); 1613 offset = -1; 1614 if (data.res > 0) 1615 offset = pset->infos[data.res-1].cur_start 1616 + pset->infos[data.res-1].size; 1617 else 1618 offset = 0; 1619 for (s = 0; s < selected.num_sel; s++) { 1620 csrc = selected.selection[s].parts; 1621 cid = selected.selection[s].id; 1622 csrc->pscheme->get_part_info(csrc, cid, &sinfo); 1623 if (!pset->parts->pscheme->adapt_foreign_part_info( 1624 pset->parts, &cinfo, csrc->pscheme, &sinfo)) 1625 continue; 1626 size_t cnt = pset->parts->pscheme->get_free_spaces( 1627 pset->parts, &space, 1, cinfo.size-align, align, 1628 offset, -1); 1629 if (cnt == 0) 1630 continue; 1631 cinfo.start = space.start; 1632 cid = pset->parts->pscheme->add_partition( 1633 pset->parts, &cinfo, NULL); 1634 if (cid == NO_PART) 1635 continue; 1636 pset->parts->pscheme->get_part_info(pset->parts, cid, &cinfo); 1637 clones[clone_cnt].info = cinfo; 1638 clones[clone_cnt].new_id = cid; 1639 clones[clone_cnt].ndx = s; 1640 clone_cnt++; 1641 offset = roundup(cinfo.start+cinfo.size, align); 1642 } 1643 1644 /* insert new clone records at offset data.res */ 1645 men = realloc(m->opts, (m->numopts+clone_cnt)*sizeof(*m->opts)); 1646 if (men == NULL) 1647 goto err; 1648 pset->menu_opts = men; 1649 m->opts = men; 1650 m->numopts += clone_cnt; 1651 1652 p = realloc(pset->infos, (pset->num+clone_cnt)*sizeof(*pset->infos)); 1653 if (p == NULL) 1654 goto err; 1655 pset->infos = p; 1656 1657 men += data.res; 1658 p += data.res; 1659 memmove(men+clone_cnt, men, 1660 sizeof(*men)*(m->numopts-data.res-clone_cnt)); 1661 if (pset->num > (size_t)data.res) 1662 memmove(p+clone_cnt, p, sizeof(*p)*(pset->num-data.res)); 1663 memset(men, 0, sizeof(*men)*clone_cnt); 1664 memset(p, 0, sizeof(*p)*clone_cnt); 1665 for (s = 0; s < clone_cnt; s++) { 1666 p[s].cur_part_id = clones[s].new_id; 1667 p[s].cur_start = clones[s].info.start; 1668 p[s].size = clones[s].info.size; 1669 p[s].cur_flags = clones[s].info.flags; 1670 p[s].flags = PUIFLG_CLONE_PARTS; 1671 p[s].parts = pset->parts; 1672 p[s].clone_src = clone_src; 1673 p[s].clone_ndx = s; 1674 } 1675 free(clones); 1676 m->cursel = ((size_t)data.res >= pset->num) ? 0 : data.res+clone_cnt; 1677 pset->num += clone_cnt; 1678 m->h = 0; 1679 resize_menu_height(m); 1680 1681 return -1; 1682 1683 err: 1684 free(clones); 1685 free_selected_partitions(&selected); 1686 return 0; 1687 } 1688 #endif 1689 1690 static int 1691 edit_fspart_pack(menudesc *m, void *arg) 1692 { 1693 struct partition_usage_set *pset = arg; 1694 char buf[STRSIZE]; 1695 1696 if (!pset->parts->pscheme->get_disk_pack_name(pset->parts, 1697 buf, sizeof buf)) 1698 return 0; 1699 1700 msg_prompt_win(MSG_edit_disk_pack_hdr, 1701 -1, 18, 0, -1, buf, buf, sizeof(buf)); 1702 1703 pset->parts->pscheme->set_disk_pack_name(pset->parts, buf); 1704 return 0; 1705 } 1706 1707 static int 1708 edit_fspart_add(menudesc *m, void *arg) 1709 { 1710 struct partition_usage_set *pset = arg; 1711 struct part_usage_info *ninfo; 1712 menu_ent *nmenopts; 1713 size_t cnt, off; 1714 1715 ninfo = realloc(pset->infos, (pset->num+1)*sizeof(*pset->infos)); 1716 if (ninfo == NULL) 1717 return 0; 1718 pset->infos = ninfo; 1719 off = pset->parts->num_part; 1720 cnt = pset->num-pset->parts->num_part; 1721 if (cnt > 0) 1722 memmove(pset->infos+off+1,pset->infos+off, 1723 cnt*sizeof(*pset->infos)); 1724 memset(pset->infos+off, 0, sizeof(*pset->infos)); 1725 1726 nmenopts = realloc(m->opts, (m->numopts+1)*sizeof(*m->opts)); 1727 if (nmenopts == NULL) 1728 return 0; 1729 memmove(nmenopts+off+1, nmenopts+off, 1730 (m->numopts-off)*sizeof(*nmenopts)); 1731 memset(&nmenopts[off], 0, sizeof(nmenopts[off])); 1732 nmenopts[off].opt_action = edit_ptn; 1733 pset->menu_opts = m->opts = nmenopts; 1734 m->numopts++; 1735 m->cursel = off; 1736 pset->num++; 1737 1738 /* now update edit menu to fit */ 1739 m->h = 0; 1740 resize_menu_height(m); 1741 1742 /* and directly invoke the partition editor for the new part */ 1743 edit_ptn(m, arg); 1744 1745 show_partition_adder(m, pset); 1746 1747 return -1; 1748 } 1749 1750 static void 1751 add_partition_adder(menudesc *m, struct partition_usage_set *pset) 1752 { 1753 struct part_usage_info *ninfo; 1754 menu_ent *nmenopts; 1755 size_t off; 1756 1757 ninfo = realloc(pset->infos, (pset->num+1)*sizeof(*pset->infos)); 1758 if (ninfo == NULL) 1759 return; 1760 pset->infos = ninfo; 1761 off = pset->parts->num_part+1; 1762 1763 nmenopts = realloc(m->opts, (m->numopts+1)*sizeof(*m->opts)); 1764 if (nmenopts == NULL) 1765 return; 1766 memmove(nmenopts+off+1, nmenopts+off, 1767 (m->numopts-off)*sizeof(*nmenopts)); 1768 memset(&nmenopts[off], 0, sizeof(nmenopts[off])); 1769 1770 nmenopts[off].opt_name = MSG_addpart; 1771 nmenopts[off].opt_flags = OPT_SUB; 1772 nmenopts[off].opt_action = edit_fspart_add; 1773 1774 m->opts = nmenopts; 1775 m->numopts++; 1776 } 1777 1778 static void 1779 remove_partition_adder(menudesc *m, struct partition_usage_set *pset) 1780 { 1781 size_t off; 1782 1783 off = pset->parts->num_part+1; 1784 memmove(m->opts+off, m->opts+off+1, 1785 (m->numopts-off-1)*sizeof(*m->opts)); 1786 m->numopts--; 1787 } 1788 1789 /* 1790 * Called whenever the "add a partition" option may need to be removed 1791 * or added 1792 */ 1793 static void 1794 show_partition_adder(menudesc *m, struct partition_usage_set *pset) 1795 { 1796 if (m->opts == NULL) 1797 return; 1798 1799 bool can_add_partition = pset->parts->pscheme->can_add_partition( 1800 pset->parts); 1801 bool part_adder_present = 1802 (m->opts[pset->parts->num_part].opt_flags & OPT_IGNORE) && 1803 (m->opts[pset->parts->num_part+1].opt_action == edit_fspart_add); 1804 1805 if (can_add_partition == part_adder_present) 1806 return; 1807 1808 if (can_add_partition) 1809 add_partition_adder(m, pset); 1810 else 1811 remove_partition_adder(m, pset); 1812 1813 /* now update edit menu to fit */ 1814 m->h = 0; 1815 resize_menu_height(m); 1816 } 1817 1818 static int 1819 edit_fspart_abort(menudesc *m, void *arg) 1820 { 1821 struct partition_usage_set *pset = arg; 1822 1823 pset->ok = false; 1824 return 1; 1825 } 1826 1827 /* 1828 * Check a disklabel. 1829 * If there are overlapping active partitions, 1830 * Ask the user if they want to edit the partition or give up. 1831 */ 1832 int 1833 edit_and_check_label(struct pm_devs *p, struct partition_usage_set *pset, 1834 bool install) 1835 { 1836 menu_ent *op; 1837 size_t cnt, i; 1838 bool may_add = pset->parts->pscheme->can_add_partition(pset->parts); 1839 bool may_edit_pack = 1840 pset->parts->pscheme->get_disk_pack_name != NULL && 1841 pset->parts->pscheme->set_disk_pack_name != NULL; 1842 1843 #ifdef NO_CLONES 1844 #define C_M_ITEMS 0 1845 #else 1846 #define C_M_ITEMS 1 1847 #endif 1848 pset->menu_opts = calloc(pset->parts->num_part 1849 +3+C_M_ITEMS+may_add+may_edit_pack, 1850 sizeof *pset->menu_opts); 1851 if (pset->menu_opts == NULL) 1852 return 0; 1853 1854 op = pset->menu_opts; 1855 for (i = 0; i < pset->parts->num_part; i++) { 1856 op->opt_action = edit_ptn; 1857 op++; 1858 } 1859 /* separator line between partitions and actions */ 1860 op->opt_name = fspart_separator; 1861 op->opt_flags = OPT_IGNORE|OPT_NOSHORT; 1862 op++; 1863 1864 /* followed by new partition adder */ 1865 if (may_add) { 1866 op->opt_name = MSG_addpart; 1867 op->opt_flags = OPT_SUB; 1868 op->opt_action = edit_fspart_add; 1869 op++; 1870 } 1871 1872 /* and unit changer */ 1873 op->opt_name = MSG_askunits; 1874 op->opt_menu = MENU_sizechoice; 1875 op->opt_flags = OPT_SUB; 1876 op->opt_action = NULL; 1877 op++; 1878 1879 if (may_edit_pack) { 1880 op->opt_name = MSG_editpack; 1881 op->opt_flags = OPT_SUB; 1882 op->opt_action = edit_fspart_pack; 1883 op++; 1884 } 1885 1886 #ifndef NO_CLONES 1887 /* add a clone-from-elsewhere option */ 1888 op->opt_name = MSG_clone_from_elsewhere; 1889 op->opt_action = part_ext_clone; 1890 op++; 1891 #endif 1892 1893 /* and abort option */ 1894 op->opt_name = MSG_cancel; 1895 op->opt_flags = OPT_EXIT; 1896 op->opt_action = edit_fspart_abort; 1897 op++; 1898 cnt = op - pset->menu_opts; 1899 assert(cnt == pset->parts->num_part+3+C_M_ITEMS+may_add+may_edit_pack); 1900 1901 pset->menu = new_menu(fspart_title, pset->menu_opts, cnt, 1902 0, -1, 0, 74, 1903 MC_ALWAYS_SCROLL|MC_NOBOX|MC_DFLTEXIT| 1904 MC_NOCLEAR|MC_CONTINUOUS, 1905 fmt_fspart_header, fmt_fspart_row, NULL, NULL, 1906 MSG_partition_sizes_ok); 1907 1908 if (pset->menu < 0) { 1909 free(pset->menu_opts); 1910 pset->menu_opts = NULL; 1911 return 0; 1912 } 1913 1914 p->current_cylsize = p->dlcylsize; 1915 1916 for (;;) { 1917 /* first give the user the option to edit the label... */ 1918 pset->ok = true; 1919 process_menu(pset->menu, pset); 1920 if (!pset->ok) { 1921 i = 0; 1922 break; 1923 } 1924 1925 /* User thinks the label is OK. */ 1926 i = verify_parts(pset, install); 1927 if (i == 1) 1928 continue; 1929 break; 1930 } 1931 free(pset->menu_opts); 1932 pset->menu_opts = NULL; 1933 free_menu(pset->menu); 1934 pset->menu = -1; 1935 1936 return i != 0; 1937 } 1938 1939 /* 1940 * strip trailing / to avoid confusion in path comparisons later 1941 */ 1942 void 1943 canonicalize_last_mounted(char *path) 1944 { 1945 char *p; 1946 1947 if (path == NULL) 1948 return; 1949 1950 if (strcmp(path, "/") == 0) 1951 return; /* in this case a "trailing" slash is allowed */ 1952 1953 for (;;) { 1954 p = strrchr(path, '/'); 1955 if (p == NULL) 1956 return; 1957 if (p[1] != 0) 1958 return; 1959 p[0] = 0; 1960 } 1961 } 1962 1963 /* 1964 * Try to get 'last mounted on' (or equiv) from fs superblock. 1965 */ 1966 const char * 1967 get_last_mounted(int fd, daddr_t partstart, uint *fs_type, uint *fs_sub_type, 1968 uint flags) 1969 { 1970 static char sblk[SBLOCKSIZE] __aligned(8); /* is this enough? */ 1971 struct fs *SB = (struct fs *)sblk; 1972 static const off_t sblocks[] = SBLOCKSEARCH; 1973 const off_t *sbp; 1974 const char *mnt = NULL; 1975 int len; 1976 1977 if (fd == -1) 1978 return ""; 1979 1980 if (fs_type) 1981 *fs_type = 0; 1982 if (fs_sub_type) 1983 *fs_sub_type = 0; 1984 1985 /* Check UFS1/2 (and hence LFS) superblock */ 1986 for (sbp = sblocks; mnt == NULL && *sbp != -1; sbp++) { 1987 if (pread(fd, sblk, sizeof sblk, 1988 (off_t)partstart * (off_t)512 + *sbp) != sizeof sblk) 1989 continue; 1990 1991 /* 1992 * If start of partition and allowed by flags check 1993 * for other fs types 1994 */ 1995 if (*sbp == 0 && (flags & GLM_MAYBE_FAT32) && 1996 sblk[0x42] == 0x29 && memcmp(sblk + 0x52, "FAT", 3) == 0) { 1997 /* Probably a FAT filesystem, report volume name */ 1998 size_t i; 1999 for (i = 0x51; i >= 0x47; i--) { 2000 if (sblk[i] != ' ') 2001 break; 2002 sblk[i] = 0; 2003 } 2004 sblk[0x52] = 0; 2005 if (fs_type) 2006 *fs_type = FS_MSDOS; 2007 if (fs_sub_type) 2008 *fs_sub_type = sblk[0x53]; 2009 return sblk + 0x47; 2010 } else if (*sbp == 0 && (flags & GLM_MAYBE_NTFS) && 2011 memcmp(sblk+3, "NTFS ", 8) == 0) { 2012 if (fs_type) 2013 *fs_type = FS_NTFS; 2014 if (fs_sub_type) 2015 *fs_sub_type = MBR_PTYPE_NTFS; 2016 /* XXX dig for volume name attribute ? */ 2017 return ""; 2018 } 2019 2020 if (!(flags & GLM_LIKELY_FFS)) 2021 continue; 2022 2023 /* Maybe we should validate the checksum??? */ 2024 switch (SB->fs_magic) { 2025 case FS_UFS1_MAGIC: 2026 case FS_UFS1_MAGIC_SWAPPED: 2027 if (!(SB->fs_old_flags & FS_FLAGS_UPDATED)) { 2028 if (*sbp == SBLOCK_UFS1) 2029 mnt = (const char *)SB->fs_fsmnt; 2030 } else { 2031 /* Check we have the main superblock */ 2032 if (SB->fs_sblockloc == *sbp) 2033 mnt = (const char *)SB->fs_fsmnt; 2034 } 2035 if (fs_type) 2036 *fs_type = FS_BSDFFS; 2037 if (fs_sub_type) 2038 *fs_sub_type = 1; 2039 continue; 2040 case FS_UFS2_MAGIC: 2041 case FS_UFS2EA_MAGIC: 2042 case FS_UFS2_MAGIC_SWAPPED: 2043 case FS_UFS2EA_MAGIC_SWAPPED: 2044 /* Check we have the main superblock */ 2045 if (SB->fs_sblockloc == *sbp) { 2046 mnt = (const char *)SB->fs_fsmnt; 2047 if (fs_type) 2048 *fs_type = FS_BSDFFS; 2049 if (fs_sub_type) 2050 *fs_sub_type = 2; 2051 } 2052 continue; 2053 } 2054 } 2055 2056 if (mnt == NULL) 2057 return ""; 2058 2059 /* If sysinst mounted this last then strip prefix */ 2060 len = strlen(targetroot_mnt); 2061 if (memcmp(mnt, targetroot_mnt, len) == 0) { 2062 if (mnt[len] == 0) 2063 return "/"; 2064 if (mnt[len] == '/') 2065 return mnt + len; 2066 } 2067 return mnt; 2068 #undef SB 2069 } 2070 2071 /* Ask for a partition offset, check bounds and do the needed roundups */ 2072 daddr_t 2073 getpartoff(struct disk_partitions *parts, daddr_t defpartstart) 2074 { 2075 char defstart[24], isize[24], maxpart, minspace, maxspace, 2076 *prompt, *label_msg, valid_parts[4], valid_spaces[4], 2077 space_prompt[1024], *head, *hint_part, *hint_space, *tail; 2078 size_t num_freespace, spaces, ndx; 2079 struct disk_part_free_space *freespace; 2080 daddr_t i, localsizemult, ptn_alignment, min, max; 2081 part_id partn; 2082 struct disk_part_info info; 2083 const char *errmsg = NULL; 2084 2085 min = parts->disk_start; 2086 max = min + parts->disk_size; 2087 2088 /* upper bound on the number of free spaces, plus some slope */ 2089 num_freespace = parts->num_part * 2 + 5; 2090 freespace = calloc(num_freespace, sizeof(*freespace)); 2091 if (freespace == NULL) 2092 return -1; 2093 2094 ptn_alignment = parts->pscheme->get_part_alignment(parts); 2095 spaces = parts->pscheme->get_free_spaces(parts, freespace, 2096 num_freespace, max(sizemult, ptn_alignment), ptn_alignment, -1, 2097 defpartstart); 2098 2099 maxpart = 'a' + parts->num_part -1; 2100 if (parts->num_part > 1) { 2101 snprintf(valid_parts, sizeof valid_parts, "a-%c", maxpart); 2102 } else if (parts->num_part == 1) { 2103 snprintf(valid_parts, sizeof valid_parts, " %c", maxpart); 2104 } else { 2105 strcpy(valid_parts, "---"); 2106 } 2107 if (spaces > 1) { 2108 minspace = maxpart + 1; 2109 maxspace = minspace + spaces -1; 2110 snprintf(valid_spaces, sizeof valid_spaces, "%c-%c", minspace, 2111 maxspace); 2112 } else if (spaces == 1) { 2113 maxspace = minspace = maxpart + 1; 2114 snprintf(valid_spaces, sizeof valid_spaces, " %c", minspace); 2115 } else { 2116 minspace = 0; 2117 maxspace = 0; 2118 strcpy(valid_spaces, "---"); 2119 } 2120 2121 /* Add description of start/size to user prompt */ 2122 const char *mstr = msg_string(MSG_free_space_line); 2123 space_prompt[0] = 0; 2124 for (ndx = 0; ndx < spaces; ndx++) { 2125 char str_start[40], str_end[40], str_size[40], str_tag[4]; 2126 2127 sprintf(str_tag, "%c: ", minspace+(int)ndx); 2128 sprintf(str_start, "%" PRIu64, freespace[ndx].start / sizemult); 2129 sprintf(str_end, "%" PRIu64, 2130 (freespace[ndx].start + freespace[ndx].size) / sizemult); 2131 sprintf(str_size, "%" PRIu64, freespace[ndx].size / sizemult); 2132 const char *args[4] = { str_start, str_end, str_size, 2133 multname }; 2134 char *line = str_arg_subst(mstr, 4, args); 2135 strlcat(space_prompt, str_tag, sizeof(space_prompt)); 2136 size_t len = strlcat(space_prompt, line, sizeof(space_prompt)); 2137 free (line); 2138 if (len >= sizeof space_prompt) 2139 break; 2140 } 2141 2142 const char *args[] = { valid_parts, valid_spaces, multname }; 2143 hint_part = NULL; 2144 hint_space = NULL; 2145 head = str_arg_subst(msg_string(MSG_label_offset_head), 2146 __arraycount(args), args); 2147 if (parts->num_part) 2148 hint_part = str_arg_subst(msg_string( 2149 MSG_label_offset_part_hint), __arraycount(args), args); 2150 if (spaces) 2151 hint_space = str_arg_subst(msg_string( 2152 MSG_label_offset_space_hint), __arraycount(args), args); 2153 tail = str_arg_subst(msg_string(MSG_label_offset_tail), 2154 __arraycount(args), args); 2155 2156 if (hint_part && hint_space) 2157 asprintf(&label_msg, "%s\n%s\n%s\n\n%s\n%s", 2158 head, hint_part, hint_space, space_prompt, tail); 2159 else if (hint_part) 2160 asprintf(&label_msg, "%s\n%s\n\n%s", 2161 head, hint_part, tail); 2162 else if (hint_space) 2163 asprintf(&label_msg, "%s\n%s\n\n%s\n%s", 2164 head, hint_space, space_prompt, tail); 2165 else 2166 asprintf(&label_msg, "%s\n\n%s", 2167 head, tail); 2168 free(head); free(hint_part); free(hint_space); free(tail); 2169 2170 localsizemult = sizemult; 2171 errmsg = NULL; 2172 for (;;) { 2173 snprintf(defstart, sizeof defstart, "%" PRIu64, 2174 defpartstart/sizemult); 2175 if (errmsg != NULL && errmsg[0] != 0) 2176 asprintf(&prompt, "%s\n\n%s", errmsg, label_msg); 2177 else 2178 prompt = label_msg; 2179 msg_prompt_win(prompt, -1, 13, 70, -1, 2180 (defpartstart > 0) ? defstart : NULL, isize, sizeof isize); 2181 if (label_msg != prompt) 2182 free(prompt); 2183 if (strcmp(defstart, isize) == 0) { 2184 /* Don't do rounding if default accepted */ 2185 i = defpartstart; 2186 break; 2187 } 2188 if (isize[1] == '\0' && isize[0] >= 'a' && 2189 isize[0] <= maxpart) { 2190 partn = isize[0] - 'a'; 2191 if (parts->pscheme->get_part_info(parts, partn, 2192 &info)) { 2193 i = info.start + info.size; 2194 localsizemult = 1; 2195 } else { 2196 errmsg = msg_string(MSG_invalid_sector_number); 2197 continue; 2198 } 2199 } else if (isize[1] == '\0' && isize[0] >= minspace && 2200 isize[0] <= maxspace) { 2201 ndx = isize[0] - minspace; 2202 i = freespace[ndx].start; 2203 localsizemult = 1; 2204 } else if (atoi(isize) == -1) { 2205 i = min; 2206 localsizemult = 1; 2207 } else { 2208 i = parse_disk_pos(isize, &localsizemult, 2209 parts->bytes_per_sector, 2210 parts->pscheme->get_cylinder_size(parts), NULL); 2211 if (i < 0) { 2212 errmsg = msg_string(MSG_invalid_sector_number); 2213 continue; 2214 } 2215 } 2216 /* round to cylinder size if localsizemult != 1 */ 2217 int cylsize = parts->pscheme->get_cylinder_size(parts); 2218 i = NUMSEC(i, localsizemult, cylsize); 2219 /* Adjust to start of slice if needed */ 2220 if ((i < min && (min - i) < localsizemult) || 2221 (i > min && (i - min) < localsizemult)) { 2222 i = min; 2223 } 2224 if (max == 0 || i <= max) 2225 break; 2226 errmsg = msg_string(MSG_startoutsidedisk); 2227 } 2228 free(label_msg); 2229 free(freespace); 2230 2231 return i; 2232 } 2233 2234 2235 /* Ask for a partition size, check bounds and do the needed roundups */ 2236 daddr_t 2237 getpartsize(struct disk_partitions *parts, daddr_t orig_start, 2238 daddr_t partstart, daddr_t dflt) 2239 { 2240 char dsize[24], isize[24], max_size[24], maxpartc, valid_parts[4], 2241 *label_msg, *prompt, *head, *hint, *tail; 2242 const char *errmsg = NULL; 2243 daddr_t i, partend, diskend, localsizemult, max, max_r, dflt_r; 2244 struct disk_part_info info; 2245 part_id partn; 2246 2247 diskend = parts->disk_start + parts->disk_size; 2248 max = parts->pscheme->max_free_space_at(parts, orig_start); 2249 max += orig_start - partstart; 2250 if (sizemult == 1) 2251 max--; /* with hugher scale proper rounding later will be ok */ 2252 2253 /* We need to keep both the unrounded and rounded (_r) max and dflt */ 2254 dflt_r = (partstart + dflt) / sizemult - partstart / sizemult; 2255 if (max == dflt) 2256 max_r = dflt_r; 2257 else 2258 max_r = max / sizemult; 2259 /* the partition may have been moved and now not fit any longer */ 2260 if (dflt > max) 2261 dflt = max; 2262 if (dflt_r > max_r) 2263 dflt_r = max_r; 2264 2265 snprintf(max_size, sizeof max_size, "%" PRIu64, max_r); 2266 2267 maxpartc = 'a' + parts->num_part -1; 2268 if (parts->num_part > 1) { 2269 snprintf(valid_parts, sizeof valid_parts, "a-%c", maxpartc); 2270 } else if (parts->num_part == 1) { 2271 snprintf(valid_parts, sizeof valid_parts, " %c", maxpartc); 2272 } else { 2273 strcpy(valid_parts, "---"); 2274 } 2275 2276 const char *args[] = { valid_parts, max_size, multname }; 2277 hint = NULL; 2278 head = str_arg_subst(msg_string(MSG_label_size_head), 2279 __arraycount(args), args); 2280 if (parts->num_part) 2281 hint = str_arg_subst(msg_string(MSG_label_size_part_hint), 2282 __arraycount(args), args); 2283 tail = str_arg_subst(msg_string(MSG_label_size_tail), 2284 __arraycount(args), args); 2285 2286 if (hint != NULL) 2287 asprintf(&label_msg, "%s\n%s\n\n%s", head, hint, tail); 2288 else 2289 asprintf(&label_msg, "%s\n\n%s", head, tail); 2290 free(head); free(hint); free(tail); 2291 2292 localsizemult = sizemult; 2293 i = -1; 2294 for (;;) { 2295 snprintf(dsize, sizeof dsize, "%" PRIu64, dflt_r); 2296 2297 if (errmsg != NULL && errmsg[0] != 0) 2298 asprintf(&prompt, "%s\n\n%s", errmsg, label_msg); 2299 else 2300 prompt = label_msg; 2301 msg_prompt_win(prompt, -1, 12, 70, -1, 2302 (dflt != 0) ? dsize : 0, isize, sizeof isize); 2303 if (prompt != label_msg) 2304 free(prompt); 2305 2306 if (strcmp(isize, dsize) == 0) { 2307 free(label_msg); 2308 return dflt; 2309 } 2310 if (parts->num_part && isize[1] == '\0' && isize[0] >= 'a' && 2311 isize[0] <= maxpartc) { 2312 partn = isize[0] - 'a'; 2313 if (parts->pscheme->get_part_info(parts, partn, 2314 &info)) { 2315 i = info.start - partstart -1; 2316 localsizemult = 1; 2317 max_r = max; 2318 } 2319 } else if (atoi(isize) == -1) { 2320 i = max; 2321 localsizemult = 1; 2322 max_r = max; 2323 } else { 2324 i = parse_disk_pos(isize, &localsizemult, 2325 parts->bytes_per_sector, 2326 parts->pscheme->get_cylinder_size(parts), NULL); 2327 if (localsizemult != sizemult) 2328 max_r = max; 2329 } 2330 if (i < 0) { 2331 errmsg = msg_string(MSG_Invalid_numeric); 2332 continue; 2333 } else if (i > max_r) { 2334 errmsg = msg_string(MSG_Too_large); 2335 continue; 2336 } 2337 /* 2338 * partend is aligned to a cylinder if localsizemult 2339 * is not 1 sector 2340 */ 2341 int cylsize = parts->pscheme->get_cylinder_size(parts); 2342 partend = NUMSEC((partstart + i*localsizemult) / localsizemult, 2343 localsizemult, cylsize); 2344 /* Align to end-of-disk or end-of-slice if close enough */ 2345 if (partend > (diskend - sizemult) 2346 && partend < (diskend + sizemult)) 2347 partend = diskend; 2348 if (partend > (partstart + max - sizemult) 2349 && partend < (partstart + max + sizemult)) 2350 partend = partstart + max; 2351 /* sanity checks */ 2352 if (partend > diskend) { 2353 partend = diskend; 2354 errmsg = msg_string(MSG_endoutsidedisk); 2355 continue; 2356 } 2357 free(label_msg); 2358 if (partend < partstart) 2359 return 0; 2360 return (partend - partstart); 2361 } 2362 /* NOTREACHED */ 2363 } 2364 2365 /* 2366 * convert a string to a number of sectors, with a possible unit 2367 * 150M = 150 Megabytes 2368 * 2000c = 2000 cylinders 2369 * 150256s = 150256 sectors 2370 * Without units, use the default (sizemult). 2371 * returns the raw input value, and the unit used. Caller needs to multiply! 2372 * On invalid inputs, returns -1. 2373 */ 2374 daddr_t 2375 parse_disk_pos( 2376 const char *str, 2377 daddr_t *localsizemult, 2378 daddr_t bps, 2379 daddr_t cyl_size, 2380 bool *extend_this) 2381 { 2382 daddr_t val; 2383 char *cp; 2384 bool mult_found; 2385 2386 if (str[0] == '\0') { 2387 return -1; 2388 } 2389 val = strtoull(str, &cp, 10); 2390 mult_found = false; 2391 if (extend_this) 2392 *extend_this = false; 2393 while (*cp != 0) { 2394 if (*cp == 'G' || *cp == 'g') { 2395 if (mult_found) 2396 return -1; 2397 *localsizemult = GIG / bps; 2398 goto next; 2399 } 2400 if (*cp == 'M' || *cp == 'm') { 2401 if (mult_found) 2402 return -1; 2403 *localsizemult = MEG / bps; 2404 goto next; 2405 } 2406 if (*cp == 'c' || *cp == 'C') { 2407 if (mult_found) 2408 return -1; 2409 *localsizemult = cyl_size; 2410 goto next; 2411 } 2412 if (*cp == 's' || *cp == 'S') { 2413 if (mult_found) 2414 return -1; 2415 *localsizemult = 1; 2416 goto next; 2417 } 2418 if (*cp == '+' && extend_this) { 2419 *extend_this = true; 2420 cp++; 2421 break; 2422 } 2423 2424 /* not a known unit */ 2425 return -1; 2426 2427 next: 2428 mult_found = true; 2429 cp++; 2430 continue; 2431 } 2432 if (*cp != 0) 2433 return -1; 2434 2435 return val; 2436 } 2437