label.c revision 1.2.6.2
1 1.2.6.2 tls /* $NetBSD: label.c,v 1.2.6.2 2014/08/20 00:05:13 tls Exp $ */ 2 1.2.6.2 tls 3 1.2.6.2 tls /* 4 1.2.6.2 tls * Copyright 1997 Jonathan Stone 5 1.2.6.2 tls * All rights reserved. 6 1.2.6.2 tls * 7 1.2.6.2 tls * Redistribution and use in source and binary forms, with or without 8 1.2.6.2 tls * modification, are permitted provided that the following conditions 9 1.2.6.2 tls * are met: 10 1.2.6.2 tls * 1. Redistributions of source code must retain the above copyright 11 1.2.6.2 tls * notice, this list of conditions and the following disclaimer. 12 1.2.6.2 tls * 2. Redistributions in binary form must reproduce the above copyright 13 1.2.6.2 tls * notice, this list of conditions and the following disclaimer in the 14 1.2.6.2 tls * documentation and/or other materials provided with the distribution. 15 1.2.6.2 tls * 3. All advertising materials mentioning features or use of this software 16 1.2.6.2 tls * must display the following acknowledgement: 17 1.2.6.2 tls * This product includes software developed for the NetBSD Project by 18 1.2.6.2 tls * Jonathan Stone. 19 1.2.6.2 tls * 4. The name of Jonathan Stone may not be used to endorse 20 1.2.6.2 tls * or promote products derived from this software without specific prior 21 1.2.6.2 tls * written permission. 22 1.2.6.2 tls * 23 1.2.6.2 tls * THIS SOFTWARE IS PROVIDED BY JONATHAN STONE ``AS IS'' 24 1.2.6.2 tls * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25 1.2.6.2 tls * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26 1.2.6.2 tls * ARE DISCLAIMED. IN NO EVENT SHALL PIERMONT INFORMATION SYSTEMS INC. BE 27 1.2.6.2 tls * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 28 1.2.6.2 tls * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 29 1.2.6.2 tls * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 30 1.2.6.2 tls * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 31 1.2.6.2 tls * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 32 1.2.6.2 tls * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 33 1.2.6.2 tls * THE POSSIBILITY OF SUCH DAMAGE. 34 1.2.6.2 tls * 35 1.2.6.2 tls */ 36 1.2.6.2 tls 37 1.2.6.2 tls #include <sys/cdefs.h> 38 1.2.6.2 tls #if defined(LIBC_SCCS) && !defined(lint) 39 1.2.6.2 tls __RCSID("$NetBSD: label.c,v 1.2.6.2 2014/08/20 00:05:13 tls Exp $"); 40 1.2.6.2 tls #endif 41 1.2.6.2 tls 42 1.2.6.2 tls #include <sys/types.h> 43 1.2.6.2 tls #include <stddef.h> 44 1.2.6.2 tls #include <errno.h> 45 1.2.6.2 tls #include <stdio.h> 46 1.2.6.2 tls #include <fcntl.h> 47 1.2.6.2 tls #include <util.h> 48 1.2.6.2 tls #include <unistd.h> 49 1.2.6.2 tls #include <sys/dkio.h> 50 1.2.6.2 tls #include <sys/param.h> 51 1.2.6.2 tls #include <ufs/ffs/fs.h> 52 1.2.6.2 tls 53 1.2.6.2 tls #include "defs.h" 54 1.2.6.2 tls #include "msg_defs.h" 55 1.2.6.2 tls #include "menu_defs.h" 56 1.2.6.2 tls 57 1.2.6.2 tls struct ptn_menu_info { 58 1.2.6.2 tls int flags; 59 1.2.6.2 tls #define PIF_SHOW_UNUSED 1 60 1.2.6.2 tls }; 61 1.2.6.2 tls 62 1.2.6.2 tls /* 63 1.2.6.2 tls * local prototypes 64 1.2.6.2 tls */ 65 1.2.6.2 tls static int boringpart(partinfo *, int, int, int); 66 1.2.6.2 tls static uint32_t getpartoff(uint32_t); 67 1.2.6.2 tls static uint32_t getpartsize(uint32_t, uint32_t); 68 1.2.6.2 tls 69 1.2.6.2 tls static int checklabel(partinfo *, int, int, int, int *, int *); 70 1.2.6.2 tls static int atofsb(const char *, uint32_t *, uint32_t *); 71 1.2.6.2 tls 72 1.2.6.2 tls 73 1.2.6.2 tls /* 74 1.2.6.2 tls * Return 1 if partition i in lp should be ignored when checking 75 1.2.6.2 tls * for overlapping partitions. 76 1.2.6.2 tls */ 77 1.2.6.2 tls static int 78 1.2.6.2 tls boringpart(partinfo *lp, int i, int rawpart, int bsdpart) 79 1.2.6.2 tls { 80 1.2.6.2 tls 81 1.2.6.2 tls if (i == rawpart || i == bsdpart || 82 1.2.6.2 tls lp[i].pi_fstype == FS_UNUSED || lp[i].pi_size == 0) 83 1.2.6.2 tls return 1; 84 1.2.6.2 tls return 0; 85 1.2.6.2 tls } 86 1.2.6.2 tls 87 1.2.6.2 tls 88 1.2.6.2 tls 89 1.2.6.2 tls /* 90 1.2.6.2 tls * Check a sysinst label structure for overlapping partitions. 91 1.2.6.2 tls * Returns 0 if no overlapping partition found, nonzero otherwise. 92 1.2.6.2 tls * Sets reference arguments ovly1 and ovly2 to the indices of 93 1.2.6.2 tls * overlapping partitions if any are found. 94 1.2.6.2 tls */ 95 1.2.6.2 tls static int 96 1.2.6.2 tls checklabel(partinfo *lp, int nparts, int rawpart, int bsdpart, 97 1.2.6.2 tls int *ovly1, int *ovly2) 98 1.2.6.2 tls { 99 1.2.6.2 tls int i; 100 1.2.6.2 tls int j; 101 1.2.6.2 tls 102 1.2.6.2 tls *ovly1 = -1; 103 1.2.6.2 tls *ovly2 = -1; 104 1.2.6.2 tls 105 1.2.6.2 tls for (i = 0; i < nparts - 1; i ++ ) { 106 1.2.6.2 tls partinfo *ip = &lp[i]; 107 1.2.6.2 tls uint32_t istart, istop; 108 1.2.6.2 tls 109 1.2.6.2 tls /* skip unused or reserved partitions */ 110 1.2.6.2 tls if (boringpart(lp, i, rawpart, bsdpart)) 111 1.2.6.2 tls continue; 112 1.2.6.2 tls 113 1.2.6.2 tls /* 114 1.2.6.2 tls * check succeeding partitions for overlap. 115 1.2.6.2 tls * O(n^2), but n is small (currently <= 16). 116 1.2.6.2 tls */ 117 1.2.6.2 tls istart = ip->pi_offset; 118 1.2.6.2 tls istop = istart + ip->pi_size; 119 1.2.6.2 tls 120 1.2.6.2 tls for (j = i+1; j < nparts; j++) { 121 1.2.6.2 tls partinfo *jp = &lp[j]; 122 1.2.6.2 tls uint32_t jstart, jstop; 123 1.2.6.2 tls 124 1.2.6.2 tls /* skip unused or reserved partitions */ 125 1.2.6.2 tls if (boringpart(lp, j, rawpart, bsdpart)) 126 1.2.6.2 tls continue; 127 1.2.6.2 tls 128 1.2.6.2 tls jstart = jp->pi_offset; 129 1.2.6.2 tls jstop = jstart + jp->pi_size; 130 1.2.6.2 tls 131 1.2.6.2 tls /* overlap? */ 132 1.2.6.2 tls if ((istart <= jstart && jstart < istop) || 133 1.2.6.2 tls (jstart <= istart && istart < jstop)) { 134 1.2.6.2 tls *ovly1 = i; 135 1.2.6.2 tls *ovly2 = j; 136 1.2.6.2 tls return (1); 137 1.2.6.2 tls } 138 1.2.6.2 tls } 139 1.2.6.2 tls } 140 1.2.6.2 tls 141 1.2.6.2 tls return (0); 142 1.2.6.2 tls } 143 1.2.6.2 tls 144 1.2.6.2 tls int 145 1.2.6.2 tls checkoverlap(partinfo *lp, int nparts, int rawpart, int bsdpart) 146 1.2.6.2 tls { 147 1.2.6.2 tls int i, j; 148 1.2.6.2 tls if (checklabel(lp, nparts, rawpart, bsdpart, &i, &j)) { 149 1.2.6.2 tls msg_display(MSG_partitions_overlap,'a'+i,'a'+j); 150 1.2.6.2 tls return 1; 151 1.2.6.2 tls } 152 1.2.6.2 tls return 0; 153 1.2.6.2 tls } 154 1.2.6.2 tls 155 1.2.6.2 tls static int 156 1.2.6.2 tls check_one_root(partinfo *lp, int nparts) 157 1.2.6.2 tls { 158 1.2.6.2 tls int part; 159 1.2.6.2 tls int foundroot = 0; 160 1.2.6.2 tls 161 1.2.6.2 tls for (part = 0; part < nparts; lp++, part++) { 162 1.2.6.2 tls #if 0 163 1.2.6.2 tls if (!PI_ISBSDFS(lp)) 164 1.2.6.2 tls continue; 165 1.2.6.2 tls #endif 166 1.2.6.2 tls if (!(lp->pi_flags & PIF_MOUNT)) 167 1.2.6.2 tls continue; 168 1.2.6.2 tls if (strcmp(lp->pi_mount, "/") != 0) 169 1.2.6.2 tls continue; 170 1.2.6.2 tls if (foundroot) 171 1.2.6.2 tls /* Duplicate */ 172 1.2.6.2 tls return 0; 173 1.2.6.2 tls foundroot = 1; 174 1.2.6.2 tls /* Save partition number, a few things need to know it */ 175 1.2.6.2 tls pm->rootpart = part; 176 1.2.6.2 tls } 177 1.2.6.2 tls return foundroot; 178 1.2.6.2 tls } 179 1.2.6.2 tls 180 1.2.6.2 tls static int 181 1.2.6.2 tls edit_fs_start(menudesc *m, void *arg) 182 1.2.6.2 tls { 183 1.2.6.2 tls partinfo *p = arg; 184 1.2.6.2 tls uint32_t start, end; 185 1.2.6.2 tls 186 1.2.6.2 tls start = getpartoff(p->pi_offset); 187 1.2.6.2 tls if (p->pi_size != 0) { 188 1.2.6.2 tls /* Try to keep end in the same place */ 189 1.2.6.2 tls end = p->pi_offset + p->pi_size; 190 1.2.6.2 tls if (end < start) 191 1.2.6.2 tls p->pi_size = 0; 192 1.2.6.2 tls else 193 1.2.6.2 tls p->pi_size = end - start; 194 1.2.6.2 tls } 195 1.2.6.2 tls p->pi_offset = start; 196 1.2.6.2 tls return 0; 197 1.2.6.2 tls } 198 1.2.6.2 tls 199 1.2.6.2 tls static int 200 1.2.6.2 tls edit_fs_size(menudesc *m, void *arg) 201 1.2.6.2 tls { 202 1.2.6.2 tls partinfo *p = arg; 203 1.2.6.2 tls uint32_t size; 204 1.2.6.2 tls 205 1.2.6.2 tls size = getpartsize(p->pi_offset, p->pi_size); 206 1.2.6.2 tls if (size == ~0u) 207 1.2.6.2 tls size = pm->dlsize - p->pi_offset; 208 1.2.6.2 tls p->pi_size = size; 209 1.2.6.2 tls if (size == 0) { 210 1.2.6.2 tls p->pi_offset = 0; 211 1.2.6.2 tls p->pi_fstype = FS_UNUSED; 212 1.2.6.2 tls } 213 1.2.6.2 tls return 0; 214 1.2.6.2 tls } 215 1.2.6.2 tls 216 1.2.6.2 tls void 217 1.2.6.2 tls set_ptype(partinfo *p, int fstype, int flag) 218 1.2.6.2 tls { 219 1.2.6.2 tls p->pi_flags = (p->pi_flags & ~PIF_FFSv2) | flag; 220 1.2.6.2 tls 221 1.2.6.2 tls if (p->pi_fstype == fstype) 222 1.2.6.2 tls return; 223 1.2.6.2 tls 224 1.2.6.2 tls p->pi_fstype = fstype; 225 1.2.6.2 tls if (fstype == FS_BSDFFS || fstype == FS_BSDLFS) { 226 1.2.6.2 tls p->pi_frag = 8; 227 1.2.6.2 tls /* 228 1.2.6.2 tls * match newfs defaults for fragments size: 229 1.2.6.2 tls * fs size frag size 230 1.2.6.2 tls * < 20 MB 0.5 KB 231 1.2.6.2 tls * < 1000 MB 1 KB 232 1.2.6.2 tls * < 128 GB 2 KB 233 1.2.6.2 tls * >= 128 GB 4 KB 234 1.2.6.2 tls */ 235 1.2.6.2 tls /* note pi_size is uint32_t so we have to avoid overflow */ 236 1.2.6.2 tls if (p->pi_size < (20 * 1024 * (1024 / 512))) 237 1.2.6.2 tls p->pi_fsize = 512; 238 1.2.6.2 tls else if (p->pi_size < (1000 * 1024 * (1024 / 512))) 239 1.2.6.2 tls p->pi_fsize = 1024; 240 1.2.6.2 tls else if (p->pi_size < (128 * 1024 * 1024 * (1024 / 512))) 241 1.2.6.2 tls p->pi_fsize = 2048; 242 1.2.6.2 tls else 243 1.2.6.2 tls p->pi_fsize = 4096; 244 1.2.6.2 tls } else { 245 1.2.6.2 tls /* zero - fields not used */ 246 1.2.6.2 tls p->pi_frag = 0; 247 1.2.6.2 tls p->pi_fsize = 0; 248 1.2.6.2 tls } 249 1.2.6.2 tls } 250 1.2.6.2 tls 251 1.2.6.2 tls void 252 1.2.6.2 tls set_bsize(partinfo *p, int size) 253 1.2.6.2 tls { 254 1.2.6.2 tls int frags, sz; 255 1.2.6.2 tls 256 1.2.6.2 tls sz = p->pi_fsize; 257 1.2.6.2 tls if (sz <= 0) 258 1.2.6.2 tls sz = 512; 259 1.2.6.2 tls frags = size / sz; 260 1.2.6.2 tls if (frags > 8) 261 1.2.6.2 tls frags = 8; 262 1.2.6.2 tls if (frags <= 0) 263 1.2.6.2 tls frags = 1; 264 1.2.6.2 tls 265 1.2.6.2 tls p->pi_frag = frags; 266 1.2.6.2 tls p->pi_fsize = size / frags; 267 1.2.6.2 tls } 268 1.2.6.2 tls 269 1.2.6.2 tls void 270 1.2.6.2 tls set_fsize(partinfo *p, int fsize) 271 1.2.6.2 tls { 272 1.2.6.2 tls int bsz = p->pi_fsize * p->pi_frag; 273 1.2.6.2 tls int frags = bsz / fsize; 274 1.2.6.2 tls 275 1.2.6.2 tls if (frags > 8) 276 1.2.6.2 tls frags = 8; 277 1.2.6.2 tls if (frags <= 0) 278 1.2.6.2 tls frags = 1; 279 1.2.6.2 tls 280 1.2.6.2 tls p->pi_fsize = fsize; 281 1.2.6.2 tls p->pi_frag = frags; 282 1.2.6.2 tls } 283 1.2.6.2 tls 284 1.2.6.2 tls static int 285 1.2.6.2 tls edit_fs_isize(menudesc *m, void *arg) 286 1.2.6.2 tls { 287 1.2.6.2 tls partinfo *p = arg; 288 1.2.6.2 tls char answer[12]; 289 1.2.6.2 tls 290 1.2.6.2 tls snprintf(answer, sizeof answer, "%u", p->pi_isize); 291 1.2.6.2 tls msg_prompt_win(MSG_fs_isize, -1, 18, 0, 0, 292 1.2.6.2 tls answer, answer, sizeof answer); 293 1.2.6.2 tls p->pi_isize = atol(answer); 294 1.2.6.2 tls return 0; 295 1.2.6.2 tls } 296 1.2.6.2 tls 297 1.2.6.2 tls 298 1.2.6.2 tls static int 299 1.2.6.2 tls edit_fs_preserve(menudesc *m, void *arg) 300 1.2.6.2 tls { 301 1.2.6.2 tls partinfo *p = arg; 302 1.2.6.2 tls 303 1.2.6.2 tls p->pi_flags ^= PIF_NEWFS; 304 1.2.6.2 tls return 0; 305 1.2.6.2 tls } 306 1.2.6.2 tls 307 1.2.6.2 tls static int 308 1.2.6.2 tls edit_fs_mount(menudesc *m, void *arg) 309 1.2.6.2 tls { 310 1.2.6.2 tls partinfo *p = arg; 311 1.2.6.2 tls 312 1.2.6.2 tls p->pi_flags ^= PIF_MOUNT; 313 1.2.6.2 tls return 0; 314 1.2.6.2 tls } 315 1.2.6.2 tls 316 1.2.6.2 tls static int 317 1.2.6.2 tls edit_fs_mountpt(menudesc *m, void *arg) 318 1.2.6.2 tls { 319 1.2.6.2 tls partinfo *p = arg; 320 1.2.6.2 tls 321 1.2.6.2 tls msg_prompt_win(MSG_mountpoint, -1, 18, 0, 0, 322 1.2.6.2 tls p->pi_mount, p->pi_mount, sizeof p->pi_mount); 323 1.2.6.2 tls 324 1.2.6.2 tls if (p->pi_mount[0] == ' ' || strcmp(p->pi_mount, "none") == 0) { 325 1.2.6.2 tls p->pi_mount[0] = 0; 326 1.2.6.2 tls return 0; 327 1.2.6.2 tls } 328 1.2.6.2 tls 329 1.2.6.2 tls if (p->pi_mount[0] != '/') { 330 1.2.6.2 tls memmove(p->pi_mount + 1, p->pi_mount, 331 1.2.6.2 tls sizeof p->pi_mount - 1); 332 1.2.6.2 tls p->pi_mount[sizeof p->pi_mount - 1] = 0; 333 1.2.6.2 tls p->pi_mount[0] = '/'; 334 1.2.6.2 tls } 335 1.2.6.2 tls 336 1.2.6.2 tls return 0; 337 1.2.6.2 tls } 338 1.2.6.2 tls 339 1.2.6.2 tls static int 340 1.2.6.2 tls edit_restore(menudesc *m, void *arg) 341 1.2.6.2 tls { 342 1.2.6.2 tls partinfo *p = arg; 343 1.2.6.2 tls 344 1.2.6.2 tls p->pi_flags |= PIF_RESET; 345 1.2.6.2 tls return 1; 346 1.2.6.2 tls } 347 1.2.6.2 tls 348 1.2.6.2 tls static int 349 1.2.6.2 tls set_fstype(menudesc *m, void *arg) 350 1.2.6.2 tls { 351 1.2.6.2 tls partinfo *p = arg; 352 1.2.6.2 tls 353 1.2.6.2 tls if (m->cursel == FS_UNUSED) 354 1.2.6.2 tls memset(p, 0, sizeof *p); 355 1.2.6.2 tls else 356 1.2.6.2 tls p->pi_fstype = m->cursel; 357 1.2.6.2 tls return 1; 358 1.2.6.2 tls } 359 1.2.6.2 tls 360 1.2.6.2 tls static void 361 1.2.6.2 tls get_fstype(menudesc *m, void *arg) 362 1.2.6.2 tls { 363 1.2.6.2 tls partinfo *p = arg; 364 1.2.6.2 tls 365 1.2.6.2 tls m->cursel = p->pi_fstype; 366 1.2.6.2 tls } 367 1.2.6.2 tls 368 1.2.6.2 tls static void set_ptn_header(menudesc *m, void *arg); 369 1.2.6.2 tls static void set_ptn_label(menudesc *m, int opt, void *arg); 370 1.2.6.2 tls int all_fstype_menu = -1; 371 1.2.6.2 tls 372 1.2.6.2 tls int 373 1.2.6.2 tls edit_ptn(menudesc *menu, void *arg) 374 1.2.6.2 tls { 375 1.2.6.2 tls static menu_ent fs_fields[] = { 376 1.2.6.2 tls #define PTN_MENU_FSKIND 0 377 1.2.6.2 tls {NULL, MENU_selfskind, OPT_SUB, NULL}, 378 1.2.6.2 tls #define PTN_MENU_START 1 379 1.2.6.2 tls {NULL, OPT_NOMENU, 0, edit_fs_start}, 380 1.2.6.2 tls #define PTN_MENU_SIZE 2 381 1.2.6.2 tls {NULL, OPT_NOMENU, 0, edit_fs_size}, 382 1.2.6.2 tls #define PTN_MENU_END 3 383 1.2.6.2 tls {NULL, OPT_NOMENU, OPT_IGNORE, NULL}, /* displays 'end' */ 384 1.2.6.2 tls #define PTN_MENU_NEWFS 4 385 1.2.6.2 tls {NULL, OPT_NOMENU, 0, edit_fs_preserve}, 386 1.2.6.2 tls #define PTN_MENU_ISIZE 5 387 1.2.6.2 tls {NULL, OPT_NOMENU, 0, edit_fs_isize}, 388 1.2.6.2 tls #define PTN_MENU_BSIZE 6 389 1.2.6.2 tls {NULL, MENU_selbsize, OPT_SUB, NULL}, 390 1.2.6.2 tls #define PTN_MENU_FSIZE 7 391 1.2.6.2 tls {NULL, MENU_selfsize, OPT_SUB, NULL}, 392 1.2.6.2 tls #define PTN_MENU_MOUNT 8 393 1.2.6.2 tls {NULL, OPT_NOMENU, 0, edit_fs_mount}, 394 1.2.6.2 tls #define PTN_MENU_MOUNTOPT 9 395 1.2.6.2 tls {NULL, MENU_mountoptions, OPT_SUB, NULL}, 396 1.2.6.2 tls #define PTN_MENU_MOUNTPT 10 397 1.2.6.2 tls {NULL, OPT_NOMENU, 0, edit_fs_mountpt}, 398 1.2.6.2 tls {MSG_askunits, MENU_sizechoice, OPT_SUB, NULL}, 399 1.2.6.2 tls {MSG_restore, OPT_NOMENU, 0, edit_restore}, 400 1.2.6.2 tls }; 401 1.2.6.2 tls static int fspart_menu = -1; 402 1.2.6.2 tls static menu_ent all_fstypes[FSMAXTYPES]; 403 1.2.6.2 tls partinfo *p, p_save; 404 1.2.6.2 tls unsigned int i; 405 1.2.6.2 tls 406 1.2.6.2 tls if (fspart_menu == -1) { 407 1.2.6.2 tls fspart_menu = new_menu(NULL, fs_fields, nelem(fs_fields), 408 1.2.6.2 tls 0, -1, 0, 70, 409 1.2.6.2 tls MC_NOBOX | MC_NOCLEAR | MC_SCROLL, 410 1.2.6.2 tls set_ptn_header, set_ptn_label, NULL, 411 1.2.6.2 tls NULL, MSG_partition_sizes_ok); 412 1.2.6.2 tls } 413 1.2.6.2 tls 414 1.2.6.2 tls if (all_fstype_menu == -1) { 415 1.2.6.2 tls for (i = 0; i < nelem(all_fstypes); i++) { 416 1.2.6.2 tls all_fstypes[i].opt_name = getfslabelname(i); 417 1.2.6.2 tls all_fstypes[i].opt_menu = OPT_NOMENU; 418 1.2.6.2 tls all_fstypes[i].opt_flags = 0; 419 1.2.6.2 tls all_fstypes[i].opt_action = set_fstype; 420 1.2.6.2 tls } 421 1.2.6.2 tls all_fstype_menu = new_menu(MSG_Select_the_type, 422 1.2.6.2 tls all_fstypes, nelem(all_fstypes), 423 1.2.6.2 tls 30, 6, 10, 0, MC_SUBMENU | MC_SCROLL, 424 1.2.6.2 tls get_fstype, NULL, NULL, NULL, MSG_unchanged); 425 1.2.6.2 tls } 426 1.2.6.2 tls 427 1.2.6.2 tls p = pm->bsdlabel + menu->cursel; 428 1.2.6.2 tls p->pi_flags &= ~PIF_RESET; 429 1.2.6.2 tls p_save = *p; 430 1.2.6.2 tls for (;;) { 431 1.2.6.2 tls process_menu(fspart_menu, p); 432 1.2.6.2 tls if (!(p->pi_flags & PIF_RESET)) 433 1.2.6.2 tls break; 434 1.2.6.2 tls *p = p_save; 435 1.2.6.2 tls } 436 1.2.6.2 tls 437 1.2.6.2 tls return 0; 438 1.2.6.2 tls } 439 1.2.6.2 tls 440 1.2.6.2 tls static void 441 1.2.6.2 tls set_ptn_header(menudesc *m, void *arg) 442 1.2.6.2 tls { 443 1.2.6.2 tls partinfo *p = arg; 444 1.2.6.2 tls int i; 445 1.2.6.2 tls int t; 446 1.2.6.2 tls 447 1.2.6.2 tls msg_clear(); 448 1.2.6.2 tls msg_table_add(MSG_edfspart, 'a' + (p - pm->bsdlabel)); 449 1.2.6.2 tls 450 1.2.6.2 tls /* Determine which of the properties can be changed */ 451 1.2.6.2 tls for (i = PTN_MENU_START; i <= PTN_MENU_MOUNTPT; i++) { 452 1.2.6.2 tls /* Default to disabled... */ 453 1.2.6.2 tls m->opts[i].opt_flags |= OPT_IGNORE; 454 1.2.6.2 tls t = p->pi_fstype; 455 1.2.6.2 tls if (i == PTN_MENU_END) 456 1.2.6.2 tls /* The 'end address' is calculated from the size */ 457 1.2.6.2 tls continue; 458 1.2.6.2 tls if (t == FS_UNUSED || (t == FS_SWAP && i > PTN_MENU_END)) { 459 1.2.6.2 tls /* Nothing after 'size' can be set for swap/unused */ 460 1.2.6.2 tls p->pi_flags &= ~(PIF_NEWFS | PIF_MOUNT); 461 1.2.6.2 tls p->pi_mount[0] = 0; 462 1.2.6.2 tls continue; 463 1.2.6.2 tls } 464 1.2.6.2 tls if (i == PTN_MENU_NEWFS && t != FS_BSDFFS && t != FS_BSDLFS 465 1.2.6.2 tls && t != FS_APPLEUFS) { 466 1.2.6.2 tls /* Can only newfs UFS and LFS filesystems */ 467 1.2.6.2 tls p->pi_flags &= ~PIF_NEWFS; 468 1.2.6.2 tls continue; 469 1.2.6.2 tls } 470 1.2.6.2 tls if (i >= PTN_MENU_ISIZE && i <= PTN_MENU_FSIZE) { 471 1.2.6.2 tls /* Parameters for newfs... */ 472 1.2.6.2 tls if (!(p->pi_flags & PIF_NEWFS)) 473 1.2.6.2 tls /* Not if we aren't going to run newfs */ 474 1.2.6.2 tls continue; 475 1.2.6.2 tls if (t == FS_APPLEUFS && i != PTN_MENU_ISIZE) 476 1.2.6.2 tls /* Can only set # inodes for appleufs */ 477 1.2.6.2 tls continue; 478 1.2.6.2 tls if (t == FS_BSDLFS && i != PTN_MENU_BSIZE) 479 1.2.6.2 tls /* LFS doesn't have fragments */ 480 1.2.6.2 tls continue; 481 1.2.6.2 tls } 482 1.2.6.2 tls /* Ok: we want this one */ 483 1.2.6.2 tls m->opts[i].opt_flags &= ~OPT_IGNORE; 484 1.2.6.2 tls } 485 1.2.6.2 tls } 486 1.2.6.2 tls 487 1.2.6.2 tls static void 488 1.2.6.2 tls disp_sector_count(menudesc *m, msg fmt, uint s) 489 1.2.6.2 tls { 490 1.2.6.2 tls uint ms = MEG / pm->sectorsize; 491 1.2.6.2 tls 492 1.2.6.2 tls wprintw(m->mw, msg_string(fmt), 493 1.2.6.2 tls s / ms, s / pm->dlcylsize, s % pm->dlcylsize ? '*' : ' ', s ); 494 1.2.6.2 tls } 495 1.2.6.2 tls 496 1.2.6.2 tls static void 497 1.2.6.2 tls set_ptn_label(menudesc *m, int opt, void *arg) 498 1.2.6.2 tls { 499 1.2.6.2 tls partinfo *p = arg; 500 1.2.6.2 tls const char *c; 501 1.2.6.2 tls 502 1.2.6.2 tls if (m->opts[opt].opt_flags & OPT_IGNORE 503 1.2.6.2 tls && (opt != PTN_MENU_END || p->pi_fstype == FS_UNUSED)) { 504 1.2.6.2 tls wprintw(m->mw, " -"); 505 1.2.6.2 tls return; 506 1.2.6.2 tls } 507 1.2.6.2 tls 508 1.2.6.2 tls switch (opt) { 509 1.2.6.2 tls case PTN_MENU_FSKIND: 510 1.2.6.2 tls if (p->pi_fstype == FS_BSDFFS) 511 1.2.6.2 tls if (p->pi_flags & PIF_FFSv2) 512 1.2.6.2 tls c = "FFSv2"; 513 1.2.6.2 tls else 514 1.2.6.2 tls c = "FFSv1"; 515 1.2.6.2 tls else 516 1.2.6.2 tls c = getfslabelname(p->pi_fstype); 517 1.2.6.2 tls wprintw(m->mw, msg_string(MSG_fstype_fmt), c); 518 1.2.6.2 tls break; 519 1.2.6.2 tls case PTN_MENU_START: 520 1.2.6.2 tls disp_sector_count(m, MSG_start_fmt, p->pi_offset); 521 1.2.6.2 tls break; 522 1.2.6.2 tls case PTN_MENU_SIZE: 523 1.2.6.2 tls disp_sector_count(m, MSG_size_fmt, p->pi_size); 524 1.2.6.2 tls break; 525 1.2.6.2 tls case PTN_MENU_END: 526 1.2.6.2 tls disp_sector_count(m, MSG_end_fmt, p->pi_offset + p->pi_size); 527 1.2.6.2 tls break; 528 1.2.6.2 tls case PTN_MENU_NEWFS: 529 1.2.6.2 tls wprintw(m->mw, msg_string(MSG_newfs_fmt), 530 1.2.6.2 tls msg_string(p->pi_flags & PIF_NEWFS ? MSG_Yes : MSG_No)); 531 1.2.6.2 tls break; 532 1.2.6.2 tls case PTN_MENU_ISIZE: 533 1.2.6.2 tls wprintw(m->mw, msg_string(p->pi_isize > 0 ? 534 1.2.6.2 tls MSG_isize_fmt : MSG_isize_fmt_dflt), p->pi_isize); 535 1.2.6.2 tls break; 536 1.2.6.2 tls case PTN_MENU_BSIZE: 537 1.2.6.2 tls wprintw(m->mw, msg_string(MSG_bsize_fmt), 538 1.2.6.2 tls p->pi_fsize * p->pi_frag); 539 1.2.6.2 tls break; 540 1.2.6.2 tls case PTN_MENU_FSIZE: 541 1.2.6.2 tls wprintw(m->mw, msg_string(MSG_fsize_fmt), p->pi_fsize); 542 1.2.6.2 tls break; 543 1.2.6.2 tls case PTN_MENU_MOUNT: 544 1.2.6.2 tls wprintw(m->mw, msg_string(MSG_mount_fmt), 545 1.2.6.2 tls msg_string(p->pi_flags & PIF_MOUNT ? MSG_Yes : MSG_No)); 546 1.2.6.2 tls break; 547 1.2.6.2 tls case PTN_MENU_MOUNTOPT: 548 1.2.6.2 tls wprintw(m->mw, "%s", msg_string(MSG_mount_options_fmt)); 549 1.2.6.2 tls if (p->pi_flags & PIF_ASYNC) 550 1.2.6.2 tls wprintw(m->mw, "async "); 551 1.2.6.2 tls if (p->pi_flags & PIF_NOATIME) 552 1.2.6.2 tls wprintw(m->mw, "noatime "); 553 1.2.6.2 tls if (p->pi_flags & PIF_NODEV) 554 1.2.6.2 tls wprintw(m->mw, "nodev "); 555 1.2.6.2 tls if (p->pi_flags & PIF_NODEVMTIME) 556 1.2.6.2 tls wprintw(m->mw, "nodevmtime "); 557 1.2.6.2 tls if (p->pi_flags & PIF_NOEXEC) 558 1.2.6.2 tls wprintw(m->mw, "noexec "); 559 1.2.6.2 tls if (p->pi_flags & PIF_NOSUID) 560 1.2.6.2 tls wprintw(m->mw, "nosuid "); 561 1.2.6.2 tls if (p->pi_flags & PIF_LOG) 562 1.2.6.2 tls wprintw(m->mw, "log "); 563 1.2.6.2 tls break; 564 1.2.6.2 tls case PTN_MENU_MOUNTPT: 565 1.2.6.2 tls wprintw(m->mw, msg_string(MSG_mountpt_fmt), p->pi_mount); 566 1.2.6.2 tls break; 567 1.2.6.2 tls } 568 1.2.6.2 tls } 569 1.2.6.2 tls 570 1.2.6.2 tls static int 571 1.2.6.2 tls show_all_unused(menudesc *m, void *arg) 572 1.2.6.2 tls { 573 1.2.6.2 tls struct ptn_menu_info *pi = arg; 574 1.2.6.2 tls 575 1.2.6.2 tls pi->flags |= PIF_SHOW_UNUSED; 576 1.2.6.2 tls return 0; 577 1.2.6.2 tls } 578 1.2.6.2 tls 579 1.2.6.2 tls static void 580 1.2.6.2 tls set_label_texts(menudesc *menu, void *arg) 581 1.2.6.2 tls { 582 1.2.6.2 tls struct ptn_menu_info *pi = arg; 583 1.2.6.2 tls menu_ent *m; 584 1.2.6.2 tls int ptn, show_unused_ptn; 585 1.2.6.2 tls int rawptn = getrawpartition(); 586 1.2.6.2 tls int maxpart = getmaxpartitions(); 587 1.2.6.2 tls 588 1.2.6.2 tls msg_display(MSG_fspart); 589 1.2.6.2 tls msg_table_add(MSG_fspart_header, multname, multname, multname); 590 1.2.6.2 tls 591 1.2.6.2 tls for (show_unused_ptn = 0, ptn = 0; ptn < maxpart; ptn++) { 592 1.2.6.2 tls m = &menu->opts[ptn]; 593 1.2.6.2 tls m->opt_menu = OPT_NOMENU; 594 1.2.6.2 tls m->opt_name = NULL; 595 1.2.6.2 tls m->opt_action = edit_ptn; 596 1.2.6.2 tls if (ptn == rawptn 597 1.2.6.2 tls #ifdef PART_BOOT 598 1.2.6.2 tls || ptn == PART_BOOT 599 1.2.6.2 tls #endif 600 1.2.6.2 tls || ptn == PART_C) { 601 1.2.6.2 tls m->opt_flags = OPT_IGNORE; 602 1.2.6.2 tls } else { 603 1.2.6.2 tls m->opt_flags = 0; 604 1.2.6.2 tls if (pm->bsdlabel[ptn].pi_fstype == FS_UNUSED) 605 1.2.6.2 tls continue; 606 1.2.6.2 tls } 607 1.2.6.2 tls show_unused_ptn = ptn + 2; 608 1.2.6.2 tls } 609 1.2.6.2 tls 610 1.2.6.2 tls if (!(pi->flags & PIF_SHOW_UNUSED) && ptn > show_unused_ptn) { 611 1.2.6.2 tls ptn = show_unused_ptn; 612 1.2.6.2 tls m = &menu->opts[ptn]; 613 1.2.6.2 tls m->opt_name = MSG_show_all_unused_partitions; 614 1.2.6.2 tls m->opt_action = show_all_unused; 615 1.2.6.2 tls ptn++; 616 1.2.6.2 tls } 617 1.2.6.2 tls 618 1.2.6.2 tls m = &menu->opts[ptn]; 619 1.2.6.2 tls m->opt_menu = MENU_sizechoice; 620 1.2.6.2 tls m->opt_flags = OPT_SUB; 621 1.2.6.2 tls m->opt_action = NULL; 622 1.2.6.2 tls m->opt_name = MSG_askunits; 623 1.2.6.2 tls 624 1.2.6.2 tls menu->numopts = ptn + 1; 625 1.2.6.2 tls } 626 1.2.6.2 tls 627 1.2.6.2 tls /* 628 1.2.6.2 tls * Check a disklabel. 629 1.2.6.2 tls * If there are overlapping active partitions, 630 1.2.6.2 tls * Ask the user if they want to edit the partition or give up. 631 1.2.6.2 tls */ 632 1.2.6.2 tls int 633 1.2.6.2 tls edit_and_check_label(partinfo *lp, int nparts, int rawpart, int bsdpart) 634 1.2.6.2 tls { 635 1.2.6.2 tls static struct menu_ent *menu; 636 1.2.6.2 tls static int menu_no = -1; 637 1.2.6.2 tls static struct ptn_menu_info pi; 638 1.2.6.2 tls int maxpart = getmaxpartitions(); 639 1.2.6.2 tls 640 1.2.6.2 tls if (menu == NULL) { 641 1.2.6.2 tls menu = malloc((maxpart + 1) * sizeof *menu); 642 1.2.6.2 tls if (!menu) 643 1.2.6.2 tls return 1; 644 1.2.6.2 tls } 645 1.2.6.2 tls 646 1.2.6.2 tls if (menu_no == -1) { 647 1.2.6.2 tls menu_no = new_menu(NULL, menu, maxpart + 1, 648 1.2.6.2 tls 0, -1, maxpart + 2, 74, 649 1.2.6.2 tls MC_ALWAYS_SCROLL | MC_NOBOX | MC_DFLTEXIT, 650 1.2.6.2 tls set_label_texts, fmt_fspart, NULL, NULL, 651 1.2.6.2 tls MSG_partition_sizes_ok); 652 1.2.6.2 tls } 653 1.2.6.2 tls 654 1.2.6.2 tls if (menu_no < 0) 655 1.2.6.2 tls return 1; 656 1.2.6.2 tls 657 1.2.6.2 tls pi.flags = 0; 658 1.2.6.2 tls pm->current_cylsize = pm->dlcylsize; 659 1.2.6.2 tls 660 1.2.6.2 tls for (;;) { 661 1.2.6.2 tls /* first give the user the option to edit the label... */ 662 1.2.6.2 tls process_menu(menu_no, &pi); 663 1.2.6.2 tls 664 1.2.6.2 tls /* User thinks the label is OK. */ 665 1.2.6.2 tls /* check we have a single root fs */ 666 1.2.6.2 tls if (check_one_root(lp, nparts) == 0 && partman_go == 0) 667 1.2.6.2 tls msg_display(MSG_must_be_one_root); 668 1.2.6.2 tls else 669 1.2.6.2 tls /* Check for overlaps */ 670 1.2.6.2 tls if (checkoverlap(lp, nparts, rawpart, bsdpart) == 0) 671 1.2.6.2 tls return 1; 672 1.2.6.2 tls 673 1.2.6.2 tls /*XXX ???*/ 674 1.2.6.2 tls msg_display_add(MSG_edit_partitions_again); 675 1.2.6.2 tls process_menu(MENU_yesno, NULL); 676 1.2.6.2 tls if (!yesno) 677 1.2.6.2 tls return(0); 678 1.2.6.2 tls } 679 1.2.6.2 tls 680 1.2.6.2 tls /*NOTREACHED*/ 681 1.2.6.2 tls } 682 1.2.6.2 tls 683 1.2.6.2 tls /* 684 1.2.6.2 tls * Read a label from disk into a sysinst label structure. 685 1.2.6.2 tls */ 686 1.2.6.2 tls int 687 1.2.6.2 tls incorelabel(const char *dkname, partinfo *lp) 688 1.2.6.2 tls { 689 1.2.6.2 tls struct disklabel lab; 690 1.2.6.2 tls int i, maxpart; 691 1.2.6.2 tls struct partition *pp; 692 1.2.6.2 tls int fd; 693 1.2.6.2 tls char buf[64]; 694 1.2.6.2 tls 695 1.2.6.2 tls if (get_real_geom(dkname, &lab) == 0) 696 1.2.6.2 tls return -1; 697 1.2.6.2 tls 698 1.2.6.2 tls touchwin(stdscr); 699 1.2.6.2 tls maxpart = getmaxpartitions(); 700 1.2.6.2 tls if (maxpart > MAXPARTITIONS) 701 1.2.6.2 tls maxpart = MAXPARTITIONS; 702 1.2.6.2 tls if (maxpart > lab.d_npartitions) 703 1.2.6.2 tls maxpart = lab.d_npartitions; 704 1.2.6.2 tls 705 1.2.6.2 tls /* 706 1.2.6.2 tls * Historically sysinst writes the name to d_typename rather 707 1.2.6.2 tls * than d_diskname. Who knows why, but pull the value back here. 708 1.2.6.2 tls */ 709 1.2.6.2 tls if (lab.d_typename[0] != 0 && strcmp(lab.d_typename, "unknown") != 0) 710 1.2.6.2 tls strlcpy(pm->bsddiskname, lab.d_typename, sizeof pm->bsddiskname); 711 1.2.6.2 tls 712 1.2.6.2 tls fd = opendisk(dkname, O_RDONLY, buf, sizeof buf, 0); 713 1.2.6.2 tls pp = &lab.d_partitions[0]; 714 1.2.6.2 tls for (i = 0; i < maxpart; lp++, pp++, i++) { 715 1.2.6.2 tls lp->pi_partition = *pp; 716 1.2.6.2 tls if (lp->pi_fstype >= FSMAXTYPES) 717 1.2.6.2 tls lp->pi_fstype = FS_OTHER; 718 1.2.6.2 tls strlcpy(lp->pi_mount, get_last_mounted(fd, pp->p_offset, lp), 719 1.2.6.2 tls sizeof lp->pi_mount); 720 1.2.6.2 tls } 721 1.2.6.2 tls if (fd != -1) 722 1.2.6.2 tls close(fd); 723 1.2.6.2 tls 724 1.2.6.2 tls return 0; 725 1.2.6.2 tls } 726 1.2.6.2 tls 727 1.2.6.2 tls /* 728 1.2.6.2 tls * Try to get 'last mounted on' (or equiv) from fs superblock. 729 1.2.6.2 tls */ 730 1.2.6.2 tls const char * 731 1.2.6.2 tls get_last_mounted(int fd, int partstart, partinfo *lp) 732 1.2.6.2 tls { 733 1.2.6.2 tls static char sblk[SBLOCKSIZE]; /* is this enough? */ 734 1.2.6.2 tls struct fs *SB = (struct fs *)sblk; 735 1.2.6.2 tls static const int sblocks[] = SBLOCKSEARCH; 736 1.2.6.2 tls const int *sbp; 737 1.2.6.2 tls char *cp; 738 1.2.6.2 tls const char *mnt = NULL; 739 1.2.6.2 tls int len; 740 1.2.6.2 tls 741 1.2.6.2 tls if (fd == -1) 742 1.2.6.2 tls return ""; 743 1.2.6.2 tls 744 1.2.6.2 tls /* Check UFS1/2 (and hence LFS) superblock */ 745 1.2.6.2 tls for (sbp = sblocks; mnt == NULL && *sbp != -1; sbp++) { 746 1.2.6.2 tls if (pread(fd, sblk, sizeof sblk, 747 1.2.6.2 tls partstart * (off_t)512 + *sbp) != sizeof sblk) 748 1.2.6.2 tls continue; 749 1.2.6.2 tls /* Maybe we should validate the checksum??? */ 750 1.2.6.2 tls switch (SB->fs_magic) { 751 1.2.6.2 tls case FS_UFS1_MAGIC: 752 1.2.6.2 tls case FS_UFS1_MAGIC_SWAPPED: 753 1.2.6.2 tls if (!(SB->fs_old_flags & FS_FLAGS_UPDATED)) { 754 1.2.6.2 tls if (*sbp == SBLOCK_UFS1) 755 1.2.6.2 tls mnt = (const char *)SB->fs_fsmnt; 756 1.2.6.2 tls } else { 757 1.2.6.2 tls /* Check we have the main superblock */ 758 1.2.6.2 tls if (SB->fs_sblockloc == *sbp) 759 1.2.6.2 tls mnt = (const char *)SB->fs_fsmnt; 760 1.2.6.2 tls } 761 1.2.6.2 tls continue; 762 1.2.6.2 tls case FS_UFS2_MAGIC: 763 1.2.6.2 tls case FS_UFS2_MAGIC_SWAPPED: 764 1.2.6.2 tls /* Check we have the main superblock */ 765 1.2.6.2 tls if (SB->fs_sblockloc == *sbp) { 766 1.2.6.2 tls mnt = (const char *)SB->fs_fsmnt; 767 1.2.6.2 tls if (lp != NULL) 768 1.2.6.2 tls lp->pi_flags |= PIF_FFSv2; 769 1.2.6.2 tls } 770 1.2.6.2 tls continue; 771 1.2.6.2 tls } 772 1.2.6.2 tls 773 1.2.6.2 tls #if 0 /* Requires fs/ext2fs/ext2fs.h which collides badly... */ 774 1.2.6.2 tls if ((struct ext2fs *)sblk)->e2fs_magic == E2FS_MAGIC) { 775 1.2.6.2 tls mnt = ((struct ext2fs *)sblk)->e2fs_fsmnt; 776 1.2.6.2 tls continue; 777 1.2.6.2 tls } 778 1.2.6.2 tls #endif 779 1.2.6.2 tls if (*sbp != 0) 780 1.2.6.2 tls continue; 781 1.2.6.2 tls 782 1.2.6.2 tls /* If start of partition check for other fs types */ 783 1.2.6.2 tls if (sblk[0x42] == 0x29 && memcmp(sblk + 0x52, "FAT", 3) == 0) { 784 1.2.6.2 tls /* Probably a FAT filesystem, report volume name */ 785 1.2.6.2 tls cp = strchr(sblk + 0x47, ' '); 786 1.2.6.2 tls if (cp == NULL || cp - (sblk + 0x47) > 11) 787 1.2.6.2 tls cp = sblk + 0x47 + 11; 788 1.2.6.2 tls *cp = 0; 789 1.2.6.2 tls return sblk + 0x47; 790 1.2.6.2 tls } 791 1.2.6.2 tls } 792 1.2.6.2 tls 793 1.2.6.2 tls if (mnt == NULL) 794 1.2.6.2 tls return ""; 795 1.2.6.2 tls 796 1.2.6.2 tls /* If sysinst mounted this last then strip prefix */ 797 1.2.6.2 tls len = strlen(targetroot_mnt); 798 1.2.6.2 tls if (memcmp(mnt, targetroot_mnt, len) == 0) { 799 1.2.6.2 tls if (mnt[len] == 0) 800 1.2.6.2 tls return "/"; 801 1.2.6.2 tls if (mnt[len] == '/') 802 1.2.6.2 tls return mnt + len; 803 1.2.6.2 tls } 804 1.2.6.2 tls return mnt; 805 1.2.6.2 tls #undef SB 806 1.2.6.2 tls } 807 1.2.6.2 tls 808 1.2.6.2 tls /* Ask for a partition offset, check bounds and do the needed roundups */ 809 1.2.6.2 tls static uint32_t 810 1.2.6.2 tls getpartoff(uint32_t defpartstart) 811 1.2.6.2 tls { 812 1.2.6.2 tls char defsize[20], isize[20], maxpartc; 813 1.2.6.2 tls uint32_t i; 814 1.2.6.2 tls uint32_t localsizemult; 815 1.2.6.2 tls int partn; 816 1.2.6.2 tls const char *errmsg = "\n"; 817 1.2.6.2 tls 818 1.2.6.2 tls maxpartc = 'a' + getmaxpartitions() - 1; 819 1.2.6.2 tls for (;;) { 820 1.2.6.2 tls snprintf(defsize, sizeof defsize, "%d", defpartstart/sizemult); 821 1.2.6.2 tls msg_prompt_win(MSG_label_offset, -1, 13, 70, 9, 822 1.2.6.2 tls (defpartstart > 0) ? defsize : NULL, isize, sizeof isize, 823 1.2.6.2 tls errmsg, maxpartc, maxpartc, multname); 824 1.2.6.2 tls if (strcmp(defsize, isize) == 0) 825 1.2.6.2 tls /* Don't do rounding if default accepted */ 826 1.2.6.2 tls return defpartstart; 827 1.2.6.2 tls if (isize[1] == '\0' && isize[0] >= 'a' && 828 1.2.6.2 tls isize[0] <= maxpartc) { 829 1.2.6.2 tls partn = isize[0] - 'a'; 830 1.2.6.2 tls i = pm->bsdlabel[partn].pi_size + pm->bsdlabel[partn].pi_offset; 831 1.2.6.2 tls localsizemult = 1; 832 1.2.6.2 tls } else if (atoi(isize) == -1) { 833 1.2.6.2 tls i = pm->ptstart; 834 1.2.6.2 tls localsizemult = 1; 835 1.2.6.2 tls } else { 836 1.2.6.2 tls if (atofsb(isize, &i, &localsizemult)) { 837 1.2.6.2 tls errmsg = msg_string(MSG_invalid_sector_number); 838 1.2.6.2 tls continue; 839 1.2.6.2 tls } 840 1.2.6.2 tls } 841 1.2.6.2 tls /* round to cylinder size if localsizemult != 1 */ 842 1.2.6.2 tls i = NUMSEC(i/localsizemult, localsizemult, pm->dlcylsize); 843 1.2.6.2 tls /* Adjust to start of slice if needed */ 844 1.2.6.2 tls if ((i < pm->ptstart && (pm->ptstart - i) < localsizemult) || 845 1.2.6.2 tls (i > pm->ptstart && (i - pm->ptstart) < localsizemult)) { 846 1.2.6.2 tls i = pm->ptstart; 847 1.2.6.2 tls } 848 1.2.6.2 tls if (i <= pm->dlsize) 849 1.2.6.2 tls break; 850 1.2.6.2 tls errmsg = msg_string(MSG_startoutsidedisk); 851 1.2.6.2 tls } 852 1.2.6.2 tls return i; 853 1.2.6.2 tls } 854 1.2.6.2 tls 855 1.2.6.2 tls 856 1.2.6.2 tls /* Ask for a partition size, check bounds and do the needed roundups */ 857 1.2.6.2 tls static uint32_t 858 1.2.6.2 tls getpartsize(uint32_t partstart, uint32_t defpartsize) 859 1.2.6.2 tls { 860 1.2.6.2 tls char dsize[20], isize[20], maxpartc; 861 1.2.6.2 tls const char *errmsg = "\n"; 862 1.2.6.2 tls uint32_t i, partend, localsizemult; 863 1.2.6.2 tls uint32_t fsptend = pm->ptstart + pm->ptsize; 864 1.2.6.2 tls int partn; 865 1.2.6.2 tls 866 1.2.6.2 tls maxpartc = 'a' + getmaxpartitions() - 1; 867 1.2.6.2 tls for (;;) { 868 1.2.6.2 tls snprintf(dsize, sizeof dsize, "%d", defpartsize/sizemult); 869 1.2.6.2 tls msg_prompt_win(MSG_label_size, -1, 12, 70, 9, 870 1.2.6.2 tls (defpartsize != 0) ? dsize : 0, isize, sizeof isize, 871 1.2.6.2 tls errmsg, maxpartc, multname); 872 1.2.6.2 tls if (strcmp(isize, dsize) == 0) 873 1.2.6.2 tls return defpartsize; 874 1.2.6.2 tls if (isize[1] == '\0' && isize[0] >= 'a' && 875 1.2.6.2 tls isize[0] <= maxpartc) { 876 1.2.6.2 tls partn = isize[0] - 'a'; 877 1.2.6.2 tls i = pm->bsdlabel[partn].pi_offset - partstart; 878 1.2.6.2 tls localsizemult = 1; 879 1.2.6.2 tls } else if (atoi(isize) == -1) { 880 1.2.6.2 tls i = fsptend - partstart; 881 1.2.6.2 tls localsizemult = 1; 882 1.2.6.2 tls } else { 883 1.2.6.2 tls if (atofsb(isize, &i, &localsizemult)) { 884 1.2.6.2 tls errmsg = msg_string(MSG_invalid_sector_number); 885 1.2.6.2 tls continue; 886 1.2.6.2 tls } 887 1.2.6.2 tls } 888 1.2.6.2 tls /* 889 1.2.6.2 tls * partend is aligned to a cylinder if localsizemult 890 1.2.6.2 tls * is not 1 sector 891 1.2.6.2 tls */ 892 1.2.6.2 tls partend = NUMSEC((partstart + i) / localsizemult, 893 1.2.6.2 tls localsizemult, pm->dlcylsize); 894 1.2.6.2 tls /* Align to end-of-disk or end-of-slice if close enough */ 895 1.2.6.2 tls if (partend > (pm->dlsize - localsizemult) 896 1.2.6.2 tls && partend < (pm->dlsize + localsizemult)) 897 1.2.6.2 tls partend = pm->dlsize; 898 1.2.6.2 tls if (partend > (fsptend - localsizemult) 899 1.2.6.2 tls && partend < (fsptend + localsizemult)) 900 1.2.6.2 tls partend = fsptend; 901 1.2.6.2 tls /* sanity checks */ 902 1.2.6.2 tls if (partend > pm->dlsize) { 903 1.2.6.2 tls partend = pm->dlsize; 904 1.2.6.2 tls msg_prompt_win(MSG_endoutsidedisk, -1, 13, 70, 6, 905 1.2.6.2 tls NULL, isize, 1, 906 1.2.6.2 tls (partend - partstart) / sizemult, multname); 907 1.2.6.2 tls } 908 1.2.6.2 tls if (partend < partstart) 909 1.2.6.2 tls return 0; 910 1.2.6.2 tls return (partend - partstart); 911 1.2.6.2 tls } 912 1.2.6.2 tls /* NOTREACHED */ 913 1.2.6.2 tls } 914 1.2.6.2 tls 915 1.2.6.2 tls /* 916 1.2.6.2 tls * convert a string to a number of sectors, with a possible unit 917 1.2.6.2 tls * 150M = 150 Megabytes 918 1.2.6.2 tls * 2000c = 2000 cylinders 919 1.2.6.2 tls * 150256s = 150256 sectors 920 1.2.6.2 tls * Without units, use the default (sizemult) 921 1.2.6.2 tls * returns the number of sectors, and the unit used (for roundups). 922 1.2.6.2 tls */ 923 1.2.6.2 tls 924 1.2.6.2 tls static int 925 1.2.6.2 tls atofsb(const char *str, uint32_t *p_val, uint32_t *localsizemult) 926 1.2.6.2 tls { 927 1.2.6.2 tls int i; 928 1.2.6.2 tls uint32_t val; 929 1.2.6.2 tls 930 1.2.6.2 tls *localsizemult = sizemult; 931 1.2.6.2 tls if (str[0] == '\0') { 932 1.2.6.2 tls return 1; 933 1.2.6.2 tls } 934 1.2.6.2 tls val = 0; 935 1.2.6.2 tls for (i = 0; str[i] != '\0'; i++) { 936 1.2.6.2 tls if (str[i] >= '0' && str[i] <= '9') { 937 1.2.6.2 tls val = val * 10 + str[i] - '0'; 938 1.2.6.2 tls continue; 939 1.2.6.2 tls } 940 1.2.6.2 tls if (str[i + 1] != '\0') { 941 1.2.6.2 tls /* A non-digit caracter, not at the end */ 942 1.2.6.2 tls return 1; 943 1.2.6.2 tls } 944 1.2.6.2 tls if (str[i] == 'G' || str[i] == 'g') { 945 1.2.6.2 tls val *= 1024; 946 1.2.6.2 tls *localsizemult = MEG / pm->sectorsize; 947 1.2.6.2 tls break; 948 1.2.6.2 tls } 949 1.2.6.2 tls if (str[i] == 'M' || str[i] == 'm') { 950 1.2.6.2 tls *localsizemult = MEG / pm->sectorsize; 951 1.2.6.2 tls break; 952 1.2.6.2 tls } 953 1.2.6.2 tls if (str[i] == 'c') { 954 1.2.6.2 tls *localsizemult = pm->dlcylsize; 955 1.2.6.2 tls break; 956 1.2.6.2 tls } 957 1.2.6.2 tls if (str[i] == 's') { 958 1.2.6.2 tls *localsizemult = 1; 959 1.2.6.2 tls break; 960 1.2.6.2 tls } 961 1.2.6.2 tls /* not a known unit */ 962 1.2.6.2 tls return 1; 963 1.2.6.2 tls } 964 1.2.6.2 tls *p_val = val * (*localsizemult); 965 1.2.6.2 tls return 0; 966 1.2.6.2 tls } 967
Indexes created Wed Oct 01 19:09:53 GMT 2025