17c478bd9Sstevel@tonic-gate /* 27c478bd9Sstevel@tonic-gate * CDDL HEADER START 37c478bd9Sstevel@tonic-gate * 47c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*342440ecSPrasad Singamsetty * Common Development and Distribution License (the "License"). 6*342440ecSPrasad Singamsetty * You may not use this file except in compliance with the License. 77c478bd9Sstevel@tonic-gate * 87c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 97c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 107c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions 117c478bd9Sstevel@tonic-gate * and limitations under the License. 127c478bd9Sstevel@tonic-gate * 137c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 147c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 157c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 167c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 177c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 187c478bd9Sstevel@tonic-gate * 197c478bd9Sstevel@tonic-gate * CDDL HEADER END 207c478bd9Sstevel@tonic-gate */ 217c478bd9Sstevel@tonic-gate /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ 227c478bd9Sstevel@tonic-gate /* All Rights Reserved */ 237c478bd9Sstevel@tonic-gate 247c478bd9Sstevel@tonic-gate 257c478bd9Sstevel@tonic-gate /* Copyright (c) 1984 AT&T */ 267c478bd9Sstevel@tonic-gate /* All Rights Reserved */ 277c478bd9Sstevel@tonic-gate 287c478bd9Sstevel@tonic-gate 297c478bd9Sstevel@tonic-gate /* 30*342440ecSPrasad Singamsetty * Copyright 2008 Sun Microsystems, Inc. All rights reserved. 317c478bd9Sstevel@tonic-gate * Use is subject to license terms. 327c478bd9Sstevel@tonic-gate */ 337c478bd9Sstevel@tonic-gate 347c478bd9Sstevel@tonic-gate /* 357c478bd9Sstevel@tonic-gate * Print a disk partition map (volume table of contents, or VTOC). 367c478bd9Sstevel@tonic-gate */ 377c478bd9Sstevel@tonic-gate 387c478bd9Sstevel@tonic-gate #include <errno.h> 397c478bd9Sstevel@tonic-gate #include <fcntl.h> 407c478bd9Sstevel@tonic-gate #include <unistd.h> 417c478bd9Sstevel@tonic-gate #include <stdlib.h> 427c478bd9Sstevel@tonic-gate #include <string.h> 437c478bd9Sstevel@tonic-gate #include <stdio.h> 447c478bd9Sstevel@tonic-gate #include <limits.h> 457c478bd9Sstevel@tonic-gate 467c478bd9Sstevel@tonic-gate #include <sys/types.h> 477c478bd9Sstevel@tonic-gate #include <sys/stat.h> 487c478bd9Sstevel@tonic-gate #include <sys/dkio.h> 497c478bd9Sstevel@tonic-gate #include <sys/vtoc.h> 507c478bd9Sstevel@tonic-gate #include <sys/mnttab.h> 517c478bd9Sstevel@tonic-gate #include <sys/vfstab.h> 527c478bd9Sstevel@tonic-gate #include <sys/mkdev.h> 537c478bd9Sstevel@tonic-gate 547c478bd9Sstevel@tonic-gate #include <sys/efi_partition.h> 557c478bd9Sstevel@tonic-gate /* 567c478bd9Sstevel@tonic-gate * Assumes V_NUMPAR must be a power of 2. 577c478bd9Sstevel@tonic-gate * 587c478bd9Sstevel@tonic-gate * for V_NUMPAR = 8, we have 597c478bd9Sstevel@tonic-gate * parttn(x)=(x & 0x07) noparttn(x)=(x & 0x3fff8) 607c478bd9Sstevel@tonic-gate * 617c478bd9Sstevel@tonic-gate * for V_NUMPAR = 16, we have 627c478bd9Sstevel@tonic-gate * parttn(x)=(x & 0x0f) noparttn(x)=(x & 0x3fff0) 637c478bd9Sstevel@tonic-gate */ 647c478bd9Sstevel@tonic-gate #define parttn(x) (x % V_NUMPAR) 657c478bd9Sstevel@tonic-gate #define noparttn(x) (x & (MAXMIN & ~(V_NUMPAR-1))) 667c478bd9Sstevel@tonic-gate 677c478bd9Sstevel@tonic-gate /* 687c478bd9Sstevel@tonic-gate * Disk freespace structure. 697c478bd9Sstevel@tonic-gate */ 707c478bd9Sstevel@tonic-gate typedef struct { 717c478bd9Sstevel@tonic-gate u_longlong_t fr_start; /* Start of free space */ 727c478bd9Sstevel@tonic-gate u_longlong_t fr_size; /* Length of free space */ 737c478bd9Sstevel@tonic-gate } freemap_t; 747c478bd9Sstevel@tonic-gate 75*342440ecSPrasad Singamsetty static freemap_t *findfree(struct dk_geom *, struct extvtoc *); 767c478bd9Sstevel@tonic-gate static int partcmp(const void *, const void *); 777c478bd9Sstevel@tonic-gate static int partcmp64(const void *, const void *); 787c478bd9Sstevel@tonic-gate static int prtvtoc(char *); 79*342440ecSPrasad Singamsetty static void putfree(struct extvtoc *, freemap_t *); 807c478bd9Sstevel@tonic-gate static void putfree64(struct dk_gpt *, freemap_t *); 81*342440ecSPrasad Singamsetty static void puttable(struct dk_geom *, struct extvtoc *, freemap_t *, 827c478bd9Sstevel@tonic-gate char *, char **); 837c478bd9Sstevel@tonic-gate static void puttable64(struct dk_gpt *, freemap_t *, 847c478bd9Sstevel@tonic-gate char *, char **); 857c478bd9Sstevel@tonic-gate static int readgeom(int, char *, struct dk_geom *); 86*342440ecSPrasad Singamsetty static int readvtoc(int, char *, struct extvtoc *); 877c478bd9Sstevel@tonic-gate static int readefi(int, char *, struct dk_gpt **); 887c478bd9Sstevel@tonic-gate static void usage(void); 897c478bd9Sstevel@tonic-gate static int warn(char *, char *); 907c478bd9Sstevel@tonic-gate static char *safe_strdup(char *); 917c478bd9Sstevel@tonic-gate 927c478bd9Sstevel@tonic-gate /* 937c478bd9Sstevel@tonic-gate * External variables. 947c478bd9Sstevel@tonic-gate */ 957c478bd9Sstevel@tonic-gate extern char *getfullrawname(); 967c478bd9Sstevel@tonic-gate /* 977c478bd9Sstevel@tonic-gate * Static variables. 987c478bd9Sstevel@tonic-gate */ 997c478bd9Sstevel@tonic-gate static short fflag; /* Print freespace shell assignments */ 1007c478bd9Sstevel@tonic-gate static short hflag; /* Omit headers */ 1017c478bd9Sstevel@tonic-gate static short sflag; /* Omit all but the column header */ 1027c478bd9Sstevel@tonic-gate static char *fstab = VFSTAB; /* Fstab pathname */ 1037c478bd9Sstevel@tonic-gate static char *mnttab = MNTTAB; /* mnttab pathname */ 1047c478bd9Sstevel@tonic-gate static char *progname; /* Last qualifier of arg0 */ 1057c478bd9Sstevel@tonic-gate 1067c478bd9Sstevel@tonic-gate int 1077c478bd9Sstevel@tonic-gate main(int ac, char **av) 1087c478bd9Sstevel@tonic-gate { 1097c478bd9Sstevel@tonic-gate int idx; 1107c478bd9Sstevel@tonic-gate 1117c478bd9Sstevel@tonic-gate if (progname = strrchr(av[0], '/')) 1127c478bd9Sstevel@tonic-gate ++progname; 1137c478bd9Sstevel@tonic-gate else 1147c478bd9Sstevel@tonic-gate progname = av[0]; 1157c478bd9Sstevel@tonic-gate while ((idx = getopt(ac, av, "fhst:m:")) != -1) 1167c478bd9Sstevel@tonic-gate switch (idx) { 1177c478bd9Sstevel@tonic-gate case 'f': 1187c478bd9Sstevel@tonic-gate ++fflag; 1197c478bd9Sstevel@tonic-gate break; 1207c478bd9Sstevel@tonic-gate case 'h': 1217c478bd9Sstevel@tonic-gate ++hflag; 1227c478bd9Sstevel@tonic-gate break; 1237c478bd9Sstevel@tonic-gate case 's': 1247c478bd9Sstevel@tonic-gate ++sflag; 1257c478bd9Sstevel@tonic-gate break; 1267c478bd9Sstevel@tonic-gate case 't': 1277c478bd9Sstevel@tonic-gate fstab = optarg; 1287c478bd9Sstevel@tonic-gate break; 1297c478bd9Sstevel@tonic-gate case 'm': 1307c478bd9Sstevel@tonic-gate mnttab = optarg; 1317c478bd9Sstevel@tonic-gate break; 1327c478bd9Sstevel@tonic-gate default: 1337c478bd9Sstevel@tonic-gate usage(); 1347c478bd9Sstevel@tonic-gate } 1357c478bd9Sstevel@tonic-gate if (optind >= ac) 1367c478bd9Sstevel@tonic-gate usage(); 1377c478bd9Sstevel@tonic-gate idx = 0; 1387c478bd9Sstevel@tonic-gate while (optind < ac) 1397c478bd9Sstevel@tonic-gate idx |= prtvtoc(av[optind++]); 1407c478bd9Sstevel@tonic-gate return (idx == 0 ? 0 : 1); 1417c478bd9Sstevel@tonic-gate } 1427c478bd9Sstevel@tonic-gate 1437c478bd9Sstevel@tonic-gate static freemap_t *freemap; 1447c478bd9Sstevel@tonic-gate /* 1457c478bd9Sstevel@tonic-gate * findfree(): Find free space on a disk. 1467c478bd9Sstevel@tonic-gate */ 1477c478bd9Sstevel@tonic-gate static freemap_t * 148*342440ecSPrasad Singamsetty findfree(struct dk_geom *geom, struct extvtoc *vtoc) 1497c478bd9Sstevel@tonic-gate { 150*342440ecSPrasad Singamsetty struct extpartition *part; 151*342440ecSPrasad Singamsetty struct extpartition **list; 1527c478bd9Sstevel@tonic-gate freemap_t *freeidx; 153*342440ecSPrasad Singamsetty diskaddr_t fullsize; 1547c478bd9Sstevel@tonic-gate ulong_t cylsize; 155*342440ecSPrasad Singamsetty struct extpartition *sorted[V_NUMPAR + 1]; 1567c478bd9Sstevel@tonic-gate 1577c478bd9Sstevel@tonic-gate freemap = calloc(sizeof (freemap_t), V_NUMPAR + 1); 1587c478bd9Sstevel@tonic-gate cylsize = (geom->dkg_nsect) * (geom->dkg_nhead); 159*342440ecSPrasad Singamsetty fullsize = (diskaddr_t)(geom->dkg_ncyl) * cylsize; 1607c478bd9Sstevel@tonic-gate if (vtoc->v_nparts > V_NUMPAR) { 1617c478bd9Sstevel@tonic-gate (void) warn("putfree()", "Too many partitions on disk!"); 1627c478bd9Sstevel@tonic-gate exit(1); 1637c478bd9Sstevel@tonic-gate } 1647c478bd9Sstevel@tonic-gate list = sorted; 1657c478bd9Sstevel@tonic-gate for (part = vtoc->v_part; part < vtoc->v_part + vtoc->v_nparts; ++part) 1667c478bd9Sstevel@tonic-gate if (part->p_size && part->p_tag != V_BACKUP) 1677c478bd9Sstevel@tonic-gate *list++ = part; 1687c478bd9Sstevel@tonic-gate *list = 0; 1697c478bd9Sstevel@tonic-gate qsort((char *)sorted, (uint_t)(list - sorted), 1707c478bd9Sstevel@tonic-gate sizeof (*sorted), partcmp); 1717c478bd9Sstevel@tonic-gate freeidx = freemap; 1727c478bd9Sstevel@tonic-gate freeidx->fr_start = 0; 1737c478bd9Sstevel@tonic-gate for (list = sorted; (part = *list) != NULL; ++list) 1747c478bd9Sstevel@tonic-gate if (part->p_start <= freeidx->fr_start) 1757c478bd9Sstevel@tonic-gate freeidx->fr_start += part->p_size; 1767c478bd9Sstevel@tonic-gate else { 1777c478bd9Sstevel@tonic-gate freeidx->fr_size = part->p_start - freeidx->fr_start; 1787c478bd9Sstevel@tonic-gate (++freeidx)->fr_start = part->p_start + part->p_size; 1797c478bd9Sstevel@tonic-gate } 1807c478bd9Sstevel@tonic-gate if (freeidx->fr_start < fullsize) { 1817c478bd9Sstevel@tonic-gate freeidx->fr_size = fullsize - freeidx->fr_start; 1827c478bd9Sstevel@tonic-gate ++freeidx; 1837c478bd9Sstevel@tonic-gate } 1847c478bd9Sstevel@tonic-gate freeidx->fr_start = freeidx->fr_size = 0; 1857c478bd9Sstevel@tonic-gate return (freemap); 1867c478bd9Sstevel@tonic-gate } 1877c478bd9Sstevel@tonic-gate 1887c478bd9Sstevel@tonic-gate /* 1897c478bd9Sstevel@tonic-gate * findfree64(): Find free space on a disk. 1907c478bd9Sstevel@tonic-gate */ 1917c478bd9Sstevel@tonic-gate static freemap_t * 1927c478bd9Sstevel@tonic-gate findfree64(struct dk_gpt *efi) 1937c478bd9Sstevel@tonic-gate { 1947c478bd9Sstevel@tonic-gate struct dk_part *part; 1957c478bd9Sstevel@tonic-gate struct dk_part **list; 1967c478bd9Sstevel@tonic-gate freemap_t *freeidx; 1977c478bd9Sstevel@tonic-gate diskaddr_t fullsize; 1987c478bd9Sstevel@tonic-gate struct dk_part **sorted; 1997c478bd9Sstevel@tonic-gate 2007c478bd9Sstevel@tonic-gate freemap = calloc(sizeof (freemap_t), efi->efi_nparts + 1); 2017c478bd9Sstevel@tonic-gate sorted = calloc(sizeof (struct dk_part), efi->efi_nparts + 1); 2027c478bd9Sstevel@tonic-gate fullsize = efi->efi_last_u_lba; 2037c478bd9Sstevel@tonic-gate list = sorted; 2047c478bd9Sstevel@tonic-gate for (part = efi->efi_parts; 2057c478bd9Sstevel@tonic-gate part < efi->efi_parts + efi->efi_nparts; 2067c478bd9Sstevel@tonic-gate ++part) 2077c478bd9Sstevel@tonic-gate if (part->p_size && part->p_tag != V_BACKUP) 2087c478bd9Sstevel@tonic-gate *list++ = part; 2097c478bd9Sstevel@tonic-gate *list = 0; 2107c478bd9Sstevel@tonic-gate qsort((char *)sorted, (uint_t)(list - sorted), 2117c478bd9Sstevel@tonic-gate sizeof (*sorted), partcmp64); 2127c478bd9Sstevel@tonic-gate freeidx = freemap; 2137c478bd9Sstevel@tonic-gate freeidx->fr_start = efi->efi_first_u_lba; 2147c478bd9Sstevel@tonic-gate for (list = sorted; (part = *list) != NULL; ++list) 2157c478bd9Sstevel@tonic-gate if (part->p_start == freeidx->fr_start) 2167c478bd9Sstevel@tonic-gate freeidx->fr_start += part->p_size; 2177c478bd9Sstevel@tonic-gate else { 2187c478bd9Sstevel@tonic-gate freeidx->fr_size = part->p_start - freeidx->fr_start; 2197c478bd9Sstevel@tonic-gate (++freeidx)->fr_start = part->p_start + part->p_size; 2207c478bd9Sstevel@tonic-gate } 2217c478bd9Sstevel@tonic-gate if (freeidx->fr_start < fullsize) { 2227c478bd9Sstevel@tonic-gate freeidx->fr_size = fullsize - freeidx->fr_start; 2237c478bd9Sstevel@tonic-gate ++freeidx; 2247c478bd9Sstevel@tonic-gate } 2257c478bd9Sstevel@tonic-gate freeidx->fr_start = freeidx->fr_size = 0; 2267c478bd9Sstevel@tonic-gate return (freemap); 2277c478bd9Sstevel@tonic-gate } 2287c478bd9Sstevel@tonic-gate 2297c478bd9Sstevel@tonic-gate /* 2307c478bd9Sstevel@tonic-gate * getmntpt() 2317c478bd9Sstevel@tonic-gate * 2327c478bd9Sstevel@tonic-gate * Get the filesystem mountpoint of each partition on the disk 2337c478bd9Sstevel@tonic-gate * from the fstab or mnttab. Returns a pointer to an array of pointers to 2347c478bd9Sstevel@tonic-gate * directory names (indexed by partition number). 2357c478bd9Sstevel@tonic-gate */ 2367c478bd9Sstevel@tonic-gate static char ** 2377c478bd9Sstevel@tonic-gate getmntpt(major_t slot, minor_t nopartminor) 2387c478bd9Sstevel@tonic-gate { 2397c478bd9Sstevel@tonic-gate int idx; 2407c478bd9Sstevel@tonic-gate FILE *file; 2417c478bd9Sstevel@tonic-gate char devbuf[PATH_MAX], *item; 2427c478bd9Sstevel@tonic-gate static char *list[V_NUMPAR]; 2437c478bd9Sstevel@tonic-gate struct stat sb; 2447c478bd9Sstevel@tonic-gate struct mnttab mtab; 2457c478bd9Sstevel@tonic-gate struct vfstab vtab; 2467c478bd9Sstevel@tonic-gate 2477c478bd9Sstevel@tonic-gate for (idx = 0; idx < V_NUMPAR; ++idx) 2487c478bd9Sstevel@tonic-gate list[idx] = NULL; 2497c478bd9Sstevel@tonic-gate 2507c478bd9Sstevel@tonic-gate /* read mnttab for partition mountpoints */ 2517c478bd9Sstevel@tonic-gate if ((file = fopen(mnttab, "r")) == NULL) { 2527c478bd9Sstevel@tonic-gate (void) warn(mnttab, strerror(errno)); 2537c478bd9Sstevel@tonic-gate } else { 2547c478bd9Sstevel@tonic-gate while (getmntent(file, &mtab) == 0) { 2557c478bd9Sstevel@tonic-gate item = mtab.mnt_special; 2567c478bd9Sstevel@tonic-gate if ((item == NULL) || (mtab.mnt_mountp == NULL)) 2577c478bd9Sstevel@tonic-gate continue; 2587c478bd9Sstevel@tonic-gate 2597c478bd9Sstevel@tonic-gate /* 2607c478bd9Sstevel@tonic-gate * Is it from /dev? 2617c478bd9Sstevel@tonic-gate */ 2627c478bd9Sstevel@tonic-gate if (strncmp(item, "/dev/", strlen("/dev/") != 0)) 2637c478bd9Sstevel@tonic-gate continue; 2647c478bd9Sstevel@tonic-gate 2657c478bd9Sstevel@tonic-gate /* 2667c478bd9Sstevel@tonic-gate * Is it a character device? 2677c478bd9Sstevel@tonic-gate */ 2687c478bd9Sstevel@tonic-gate (void) snprintf(devbuf, sizeof (devbuf), "/dev/r%s", 2697c478bd9Sstevel@tonic-gate item + strlen("/dev/")); 2707c478bd9Sstevel@tonic-gate 2717c478bd9Sstevel@tonic-gate if ((stat(devbuf, &sb) != 0) || 2727c478bd9Sstevel@tonic-gate ((sb.st_mode & S_IFMT) != S_IFCHR)) 2737c478bd9Sstevel@tonic-gate continue; 2747c478bd9Sstevel@tonic-gate 2757c478bd9Sstevel@tonic-gate /* 2767c478bd9Sstevel@tonic-gate * device must match input slot and nopartminor 2777c478bd9Sstevel@tonic-gate */ 2787c478bd9Sstevel@tonic-gate if ((major(sb.st_rdev) != slot) || 2797c478bd9Sstevel@tonic-gate (noparttn(minor(sb.st_rdev)) != nopartminor)) 2807c478bd9Sstevel@tonic-gate continue; 2817c478bd9Sstevel@tonic-gate 2827c478bd9Sstevel@tonic-gate list[parttn(minor(sb.st_rdev))] = 2837c478bd9Sstevel@tonic-gate safe_strdup(mtab.mnt_mountp); 2847c478bd9Sstevel@tonic-gate } 2857c478bd9Sstevel@tonic-gate (void) fclose(file); 2867c478bd9Sstevel@tonic-gate } 2877c478bd9Sstevel@tonic-gate 2887c478bd9Sstevel@tonic-gate if ((file = fopen(fstab, "r")) == NULL) { 2897c478bd9Sstevel@tonic-gate (void) warn(fstab, strerror(errno)); 2907c478bd9Sstevel@tonic-gate return (list); 2917c478bd9Sstevel@tonic-gate } 2927c478bd9Sstevel@tonic-gate 2937c478bd9Sstevel@tonic-gate /* 2947c478bd9Sstevel@tonic-gate * Look for the disk in the vfstab so that we can report its mount 2957c478bd9Sstevel@tonic-gate * point even if it isn't currently mounted. 2967c478bd9Sstevel@tonic-gate */ 2977c478bd9Sstevel@tonic-gate while (getvfsent(file, &vtab) == 0) { 2987c478bd9Sstevel@tonic-gate item = vtab.vfs_special; 2997c478bd9Sstevel@tonic-gate if ((item == NULL) || (vtab.vfs_mountp == NULL)) 3007c478bd9Sstevel@tonic-gate continue; 3017c478bd9Sstevel@tonic-gate 3027c478bd9Sstevel@tonic-gate if (strncmp(item, "/dev/", strlen("/dev/")) != 0) 3037c478bd9Sstevel@tonic-gate continue; 3047c478bd9Sstevel@tonic-gate 3057c478bd9Sstevel@tonic-gate /* 3067c478bd9Sstevel@tonic-gate * Is it a character device? 3077c478bd9Sstevel@tonic-gate */ 3087c478bd9Sstevel@tonic-gate (void) snprintf(devbuf, sizeof (devbuf), "/dev/r%s", 3097c478bd9Sstevel@tonic-gate item + strlen("/dev/")); 3107c478bd9Sstevel@tonic-gate 3117c478bd9Sstevel@tonic-gate if ((stat(devbuf, &sb) != 0) || 3127c478bd9Sstevel@tonic-gate ((sb.st_mode & S_IFMT) != S_IFCHR)) 3137c478bd9Sstevel@tonic-gate continue; 3147c478bd9Sstevel@tonic-gate 3157c478bd9Sstevel@tonic-gate /* 3167c478bd9Sstevel@tonic-gate * device must match input slot and nopartminor 3177c478bd9Sstevel@tonic-gate */ 3187c478bd9Sstevel@tonic-gate if ((major(sb.st_rdev) != slot) || 3197c478bd9Sstevel@tonic-gate (noparttn(minor(sb.st_rdev)) != nopartminor)) 3207c478bd9Sstevel@tonic-gate continue; 3217c478bd9Sstevel@tonic-gate 3227c478bd9Sstevel@tonic-gate /* 3237c478bd9Sstevel@tonic-gate * use mnttab entry if both tables have entries 3247c478bd9Sstevel@tonic-gate */ 3257c478bd9Sstevel@tonic-gate if (list[parttn(minor(sb.st_rdev))] != NULL) 3267c478bd9Sstevel@tonic-gate continue; 3277c478bd9Sstevel@tonic-gate 3287c478bd9Sstevel@tonic-gate list[parttn(minor(sb.st_rdev))] = safe_strdup(vtab.vfs_mountp); 3297c478bd9Sstevel@tonic-gate } 3307c478bd9Sstevel@tonic-gate (void) fclose(file); 3317c478bd9Sstevel@tonic-gate 3327c478bd9Sstevel@tonic-gate return (list); 3337c478bd9Sstevel@tonic-gate } 3347c478bd9Sstevel@tonic-gate 3357c478bd9Sstevel@tonic-gate /* 3367c478bd9Sstevel@tonic-gate * partcmp(): Qsort() key comparison of partitions by starting sector numbers. 3377c478bd9Sstevel@tonic-gate */ 3387c478bd9Sstevel@tonic-gate static int 3397c478bd9Sstevel@tonic-gate partcmp(const void *one, const void *two) 3407c478bd9Sstevel@tonic-gate { 3417c478bd9Sstevel@tonic-gate return ((*(struct partition **)one)->p_start - 3427c478bd9Sstevel@tonic-gate (*(struct partition **)two)->p_start); 3437c478bd9Sstevel@tonic-gate } 3447c478bd9Sstevel@tonic-gate 3457c478bd9Sstevel@tonic-gate static int 3467c478bd9Sstevel@tonic-gate partcmp64(const void *one, const void *two) 3477c478bd9Sstevel@tonic-gate { 3487c478bd9Sstevel@tonic-gate if ((*(struct dk_part **)one)->p_start > 3497c478bd9Sstevel@tonic-gate (*(struct dk_part **)two)->p_start) 3507c478bd9Sstevel@tonic-gate return (1); 3517c478bd9Sstevel@tonic-gate else if ((*(struct dk_part **)one)->p_start < 3527c478bd9Sstevel@tonic-gate (*(struct dk_part **)two)->p_start) 3537c478bd9Sstevel@tonic-gate return (-1); 3547c478bd9Sstevel@tonic-gate else 3557c478bd9Sstevel@tonic-gate return (0); 3567c478bd9Sstevel@tonic-gate 3577c478bd9Sstevel@tonic-gate } 3587c478bd9Sstevel@tonic-gate 3597c478bd9Sstevel@tonic-gate /* 3607c478bd9Sstevel@tonic-gate * prtvtoc(): Read and print a VTOC. 3617c478bd9Sstevel@tonic-gate */ 3627c478bd9Sstevel@tonic-gate static int 3637c478bd9Sstevel@tonic-gate prtvtoc(char *devname) 3647c478bd9Sstevel@tonic-gate { 3657c478bd9Sstevel@tonic-gate int fd; 3667c478bd9Sstevel@tonic-gate int idx; 3677c478bd9Sstevel@tonic-gate freemap_t *freemap; 3687c478bd9Sstevel@tonic-gate struct stat sb; 369*342440ecSPrasad Singamsetty struct extvtoc vtoc; 3707c478bd9Sstevel@tonic-gate int geo; 3717c478bd9Sstevel@tonic-gate struct dk_geom geom; 3727c478bd9Sstevel@tonic-gate char *name; 3737c478bd9Sstevel@tonic-gate int newvtoc = 0; 3747c478bd9Sstevel@tonic-gate struct dk_gpt *efi; 3757c478bd9Sstevel@tonic-gate 3767c478bd9Sstevel@tonic-gate name = getfullrawname(devname); 3777c478bd9Sstevel@tonic-gate if (name == NULL) 3787c478bd9Sstevel@tonic-gate return (warn(devname, 3797c478bd9Sstevel@tonic-gate "internal administrative call (getfullrawname) failed")); 3807c478bd9Sstevel@tonic-gate if (strcmp(name, "") == 0) 3817c478bd9Sstevel@tonic-gate name = devname; 3827c478bd9Sstevel@tonic-gate if ((fd = open(name, O_NONBLOCK|O_RDONLY)) < 0) 3837c478bd9Sstevel@tonic-gate return (warn(name, strerror(errno))); 3847c478bd9Sstevel@tonic-gate if (fstat(fd, &sb) < 0) 3857c478bd9Sstevel@tonic-gate return (warn(name, strerror(errno))); 3867c478bd9Sstevel@tonic-gate if ((sb.st_mode & S_IFMT) != S_IFCHR) 3877c478bd9Sstevel@tonic-gate return (warn(name, "Not a raw device")); 3887c478bd9Sstevel@tonic-gate 3897c478bd9Sstevel@tonic-gate geo = (readgeom(fd, name, &geom) == 0); 3907c478bd9Sstevel@tonic-gate if (geo) { 3917c478bd9Sstevel@tonic-gate if ((idx = readvtoc(fd, name, &vtoc)) == VT_ENOTSUP) { 3927c478bd9Sstevel@tonic-gate idx = (readefi(fd, name, &efi) == 0); 3937c478bd9Sstevel@tonic-gate newvtoc = 1; 3947c478bd9Sstevel@tonic-gate } else 3957c478bd9Sstevel@tonic-gate idx = (idx == 0); 3967c478bd9Sstevel@tonic-gate } 3977c478bd9Sstevel@tonic-gate (void) close(fd); 3987c478bd9Sstevel@tonic-gate if ((!geo) || (!idx)) 3997c478bd9Sstevel@tonic-gate return (-1); 4007c478bd9Sstevel@tonic-gate if (!newvtoc) 4017c478bd9Sstevel@tonic-gate freemap = findfree(&geom, &vtoc); 4027c478bd9Sstevel@tonic-gate else 4037c478bd9Sstevel@tonic-gate freemap = findfree64(efi); 4047c478bd9Sstevel@tonic-gate if (fflag) { 4057c478bd9Sstevel@tonic-gate if (!newvtoc) 4067c478bd9Sstevel@tonic-gate putfree(&vtoc, freemap); 4077c478bd9Sstevel@tonic-gate else 4087c478bd9Sstevel@tonic-gate putfree64(efi, freemap); 4097c478bd9Sstevel@tonic-gate } else { 4107c478bd9Sstevel@tonic-gate if (!newvtoc) 4117c478bd9Sstevel@tonic-gate puttable(&geom, &vtoc, freemap, devname, 4127c478bd9Sstevel@tonic-gate getmntpt(major(sb.st_rdev), 4137c478bd9Sstevel@tonic-gate noparttn(minor(sb.st_rdev)))); 4147c478bd9Sstevel@tonic-gate else 4157c478bd9Sstevel@tonic-gate puttable64(efi, freemap, devname, 4167c478bd9Sstevel@tonic-gate getmntpt(major(sb.st_rdev), 4177c478bd9Sstevel@tonic-gate noparttn(minor(sb.st_rdev)))); 4187c478bd9Sstevel@tonic-gate } 4197c478bd9Sstevel@tonic-gate if (newvtoc) 4207c478bd9Sstevel@tonic-gate efi_free(efi); 4217c478bd9Sstevel@tonic-gate return (0); 4227c478bd9Sstevel@tonic-gate } 4237c478bd9Sstevel@tonic-gate 4247c478bd9Sstevel@tonic-gate /* 4257c478bd9Sstevel@tonic-gate * putfree(): 4267c478bd9Sstevel@tonic-gate * 4277c478bd9Sstevel@tonic-gate * Print shell assignments for disk free space. FREE_START and FREE_SIZE 4287c478bd9Sstevel@tonic-gate * represent the starting block and number of blocks of the first chunk 4297c478bd9Sstevel@tonic-gate * of free space. FREE_PART lists the unassigned partitions. 4307c478bd9Sstevel@tonic-gate */ 4317c478bd9Sstevel@tonic-gate static void 432*342440ecSPrasad Singamsetty putfree(struct extvtoc *vtoc, freemap_t *freemap) 4337c478bd9Sstevel@tonic-gate { 4347c478bd9Sstevel@tonic-gate freemap_t *freeidx; 4357c478bd9Sstevel@tonic-gate ushort_t idx; 4367c478bd9Sstevel@tonic-gate int free_count = 0; 4377c478bd9Sstevel@tonic-gate 4387c478bd9Sstevel@tonic-gate for (freeidx = freemap; freeidx->fr_size; ++freeidx) 4397c478bd9Sstevel@tonic-gate free_count++; 4407c478bd9Sstevel@tonic-gate 4417c478bd9Sstevel@tonic-gate (void) printf("FREE_START=%llu FREE_SIZE=%llu FREE_COUNT=%d FREE_PART=", 4427c478bd9Sstevel@tonic-gate freemap->fr_start, freemap->fr_size, free_count); 4437c478bd9Sstevel@tonic-gate 4447c478bd9Sstevel@tonic-gate for (idx = 0; idx < vtoc->v_nparts; ++idx) { 4457c478bd9Sstevel@tonic-gate if (vtoc->v_part[idx].p_size == 0 && idx != 2) 4467c478bd9Sstevel@tonic-gate (void) printf("%x", idx); 4477c478bd9Sstevel@tonic-gate } 4487c478bd9Sstevel@tonic-gate (void) printf("\n"); 4497c478bd9Sstevel@tonic-gate } 4507c478bd9Sstevel@tonic-gate 4517c478bd9Sstevel@tonic-gate static void 4527c478bd9Sstevel@tonic-gate putfree64(struct dk_gpt *efi, freemap_t *freemap) 4537c478bd9Sstevel@tonic-gate { 4547c478bd9Sstevel@tonic-gate freemap_t *freeidx; 4557c478bd9Sstevel@tonic-gate ushort_t idx; 4567c478bd9Sstevel@tonic-gate int free_count = 0; 4577c478bd9Sstevel@tonic-gate 4587c478bd9Sstevel@tonic-gate for (freeidx = freemap; freeidx->fr_size; ++freeidx) 4597c478bd9Sstevel@tonic-gate free_count++; 4607c478bd9Sstevel@tonic-gate 4617c478bd9Sstevel@tonic-gate (void) printf("FREE_START=%llu FREE_SIZE=%llu FREE_COUNT=%d FREE_PART=", 4627c478bd9Sstevel@tonic-gate freemap->fr_start, freemap->fr_size, free_count); 4637c478bd9Sstevel@tonic-gate 4647c478bd9Sstevel@tonic-gate for (idx = 0; idx < efi->efi_nparts; ++idx) { 4657c478bd9Sstevel@tonic-gate if (efi->efi_parts[idx].p_size == 0 && idx != 2) 4667c478bd9Sstevel@tonic-gate (void) printf("%x", idx); 4677c478bd9Sstevel@tonic-gate } 4687c478bd9Sstevel@tonic-gate (void) printf("\n"); 4697c478bd9Sstevel@tonic-gate } 4707c478bd9Sstevel@tonic-gate 4717c478bd9Sstevel@tonic-gate /* 4727c478bd9Sstevel@tonic-gate * puttable(): Print a human-readable VTOC. 4737c478bd9Sstevel@tonic-gate */ 4747c478bd9Sstevel@tonic-gate static void 475*342440ecSPrasad Singamsetty puttable(struct dk_geom *geom, struct extvtoc *vtoc, freemap_t *freemap, 4767c478bd9Sstevel@tonic-gate char *name, char **mtab) 4777c478bd9Sstevel@tonic-gate { 4787c478bd9Sstevel@tonic-gate ushort_t idx; 4797c478bd9Sstevel@tonic-gate ulong_t cylsize; 4807c478bd9Sstevel@tonic-gate 4817c478bd9Sstevel@tonic-gate cylsize = (geom->dkg_nsect) * (geom->dkg_nhead); 4827c478bd9Sstevel@tonic-gate if (!hflag && !sflag) { 4837c478bd9Sstevel@tonic-gate (void) printf("* %s", name); 4847c478bd9Sstevel@tonic-gate if (*vtoc->v_volume) 4857c478bd9Sstevel@tonic-gate (void) printf(" (volume \"%.8s\")", vtoc->v_volume); 4867c478bd9Sstevel@tonic-gate 4877c478bd9Sstevel@tonic-gate (void) printf(" partition map\n"); 4887c478bd9Sstevel@tonic-gate (void) printf("*\n* Dimensions:\n"); 4897c478bd9Sstevel@tonic-gate (void) printf("* %7u bytes/sector\n", vtoc->v_sectorsz); 4907c478bd9Sstevel@tonic-gate (void) printf("* %7u sectors/track\n", geom->dkg_nsect); 4917c478bd9Sstevel@tonic-gate (void) printf("* %7u tracks/cylinder\n", geom->dkg_nhead); 4927c478bd9Sstevel@tonic-gate (void) printf("* %7lu sectors/cylinder\n", cylsize); 4937c478bd9Sstevel@tonic-gate (void) printf("* %7u cylinders\n", geom->dkg_pcyl); 4947c478bd9Sstevel@tonic-gate (void) printf("* %7u accessible cylinders\n", geom->dkg_ncyl); 4957c478bd9Sstevel@tonic-gate (void) printf("*\n* Flags:\n"); 4967c478bd9Sstevel@tonic-gate (void) printf("* 1: unmountable\n"); 4977c478bd9Sstevel@tonic-gate (void) printf("* 10: read-only\n*\n"); 4987c478bd9Sstevel@tonic-gate 4997c478bd9Sstevel@tonic-gate if (freemap->fr_size) { 5007c478bd9Sstevel@tonic-gate (void) printf("* Unallocated space:\n"); 5017c478bd9Sstevel@tonic-gate (void) printf("*\tFirst Sector Last\n"); 5027c478bd9Sstevel@tonic-gate (void) printf("*\tSector Count Sector \n"); 5037c478bd9Sstevel@tonic-gate do { 5047c478bd9Sstevel@tonic-gate (void) printf("* %9llu %9llu %9llu\n", 5057c478bd9Sstevel@tonic-gate freemap->fr_start, freemap->fr_size, 5067c478bd9Sstevel@tonic-gate freemap->fr_size + freemap->fr_start - 1); 5077c478bd9Sstevel@tonic-gate } while ((++freemap)->fr_size); 5087c478bd9Sstevel@tonic-gate (void) printf("*\n"); 5097c478bd9Sstevel@tonic-gate } 5107c478bd9Sstevel@tonic-gate } 5117c478bd9Sstevel@tonic-gate if (!hflag) { 5127c478bd9Sstevel@tonic-gate (void) printf(\ 5137c478bd9Sstevel@tonic-gate "* First Sector Last\n" 5147c478bd9Sstevel@tonic-gate "* Partition Tag Flags Sector Count Sector Mount Directory\n"); 5157c478bd9Sstevel@tonic-gate } 5167c478bd9Sstevel@tonic-gate for (idx = 0; idx < vtoc->v_nparts; ++idx) { 5177c478bd9Sstevel@tonic-gate if (vtoc->v_part[idx].p_size == 0) 5187c478bd9Sstevel@tonic-gate continue; 519*342440ecSPrasad Singamsetty (void) printf(" %2u %5u %02x %9llu %9llu %9llu", 5207c478bd9Sstevel@tonic-gate idx, vtoc->v_part[idx].p_tag, vtoc->v_part[idx].p_flag, 5217c478bd9Sstevel@tonic-gate vtoc->v_part[idx].p_start, vtoc->v_part[idx].p_size, 5227c478bd9Sstevel@tonic-gate vtoc->v_part[idx].p_start + vtoc->v_part[idx].p_size - 1); 5237c478bd9Sstevel@tonic-gate if (mtab && mtab[idx]) 5247c478bd9Sstevel@tonic-gate (void) printf(" %s", mtab[idx]); 5257c478bd9Sstevel@tonic-gate (void) printf("\n"); 5267c478bd9Sstevel@tonic-gate } 5277c478bd9Sstevel@tonic-gate } 5287c478bd9Sstevel@tonic-gate 5297c478bd9Sstevel@tonic-gate /* 5307c478bd9Sstevel@tonic-gate * puttable(): Print a human-readable VTOC. 5317c478bd9Sstevel@tonic-gate */ 5327c478bd9Sstevel@tonic-gate static void 5337c478bd9Sstevel@tonic-gate puttable64(struct dk_gpt *efi, freemap_t *freemap, char *name, 5347c478bd9Sstevel@tonic-gate char **mtab) 5357c478bd9Sstevel@tonic-gate { 5367c478bd9Sstevel@tonic-gate ushort_t idx; 5377c478bd9Sstevel@tonic-gate 5387c478bd9Sstevel@tonic-gate if (!hflag && !sflag) { 5397c478bd9Sstevel@tonic-gate (void) printf("* %s", name); 5407c478bd9Sstevel@tonic-gate for (idx = 0; idx < efi->efi_nparts; idx++) 5417c478bd9Sstevel@tonic-gate if (efi->efi_parts[idx].p_tag == V_RESERVED && 5427c478bd9Sstevel@tonic-gate *efi->efi_parts[idx].p_name) 5437c478bd9Sstevel@tonic-gate (void) printf(" (volume \"%.8s\")", 5447c478bd9Sstevel@tonic-gate efi->efi_parts[idx].p_name); 5457c478bd9Sstevel@tonic-gate (void) printf(" partition map\n"); 5467c478bd9Sstevel@tonic-gate (void) printf("*\n* Dimensions:\n"); 5477c478bd9Sstevel@tonic-gate (void) printf("* %7u bytes/sector\n", efi->efi_lbasize); 5487c478bd9Sstevel@tonic-gate (void) printf("* %llu sectors\n", efi->efi_last_lba + 1); 5497c478bd9Sstevel@tonic-gate (void) printf("* %llu accessible sectors\n", 5507c478bd9Sstevel@tonic-gate efi->efi_last_u_lba - efi->efi_first_u_lba + 1); 5517c478bd9Sstevel@tonic-gate (void) printf("*\n* Flags:\n"); 5527c478bd9Sstevel@tonic-gate (void) printf("* 1: unmountable\n"); 5537c478bd9Sstevel@tonic-gate (void) printf("* 10: read-only\n*\n"); 5547c478bd9Sstevel@tonic-gate 5557c478bd9Sstevel@tonic-gate if (freemap->fr_size) { 5567c478bd9Sstevel@tonic-gate (void) printf("* Unallocated space:\n"); 5577c478bd9Sstevel@tonic-gate (void) printf("*\tFirst Sector Last\n"); 5587c478bd9Sstevel@tonic-gate (void) printf("*\tSector Count Sector \n"); 5597c478bd9Sstevel@tonic-gate do { 5607c478bd9Sstevel@tonic-gate (void) printf("* %9llu %9llu %9llu\n", 5617c478bd9Sstevel@tonic-gate freemap->fr_start, freemap->fr_size, 5627c478bd9Sstevel@tonic-gate freemap->fr_size + freemap->fr_start - 1); 5637c478bd9Sstevel@tonic-gate } while ((++freemap)->fr_size); 5647c478bd9Sstevel@tonic-gate (void) printf("*\n"); 5657c478bd9Sstevel@tonic-gate } 5667c478bd9Sstevel@tonic-gate } 5677c478bd9Sstevel@tonic-gate if (!hflag) { 5687c478bd9Sstevel@tonic-gate (void) printf(\ 5697c478bd9Sstevel@tonic-gate "* First Sector Last\n" 5707c478bd9Sstevel@tonic-gate "* Partition Tag Flags Sector Count Sector Mount Directory\n"); 5717c478bd9Sstevel@tonic-gate } 5727c478bd9Sstevel@tonic-gate for (idx = 0; idx < efi->efi_nparts; ++idx) { 5737c478bd9Sstevel@tonic-gate if (efi->efi_parts[idx].p_size == 0) 5747c478bd9Sstevel@tonic-gate continue; 5757c478bd9Sstevel@tonic-gate (void) printf(" %2u %5u %02x %9llu %9llu %9llu", 5767c478bd9Sstevel@tonic-gate idx, efi->efi_parts[idx].p_tag, efi->efi_parts[idx].p_flag, 5777c478bd9Sstevel@tonic-gate efi->efi_parts[idx].p_start, efi->efi_parts[idx].p_size, 5787c478bd9Sstevel@tonic-gate efi->efi_parts[idx].p_start + efi->efi_parts[idx].p_size - 1); 5797c478bd9Sstevel@tonic-gate if ((idx < 7) && mtab && mtab[idx]) 5807c478bd9Sstevel@tonic-gate (void) printf(" %s", mtab[idx]); 5817c478bd9Sstevel@tonic-gate (void) printf("\n"); 5827c478bd9Sstevel@tonic-gate } 5837c478bd9Sstevel@tonic-gate } 5847c478bd9Sstevel@tonic-gate 5857c478bd9Sstevel@tonic-gate /* 5867c478bd9Sstevel@tonic-gate * readgeom(): Read the disk geometry. 5877c478bd9Sstevel@tonic-gate */ 5887c478bd9Sstevel@tonic-gate static int 5897c478bd9Sstevel@tonic-gate readgeom(int fd, char *name, struct dk_geom *geom) 5907c478bd9Sstevel@tonic-gate { 5917c478bd9Sstevel@tonic-gate char err_string[128]; 5927c478bd9Sstevel@tonic-gate 5937c478bd9Sstevel@tonic-gate if ((ioctl(fd, DKIOCGGEOM, geom) < 0) && (errno != ENOTSUP)) { 5947c478bd9Sstevel@tonic-gate (void) sprintf(err_string, 5957c478bd9Sstevel@tonic-gate "Unable to read Disk geometry errno = 0x%x", 5967c478bd9Sstevel@tonic-gate errno); 5977c478bd9Sstevel@tonic-gate return (warn(name, err_string)); 5987c478bd9Sstevel@tonic-gate } else if (errno == ENOTSUP) { 5997c478bd9Sstevel@tonic-gate (void) memset(geom, 0, sizeof (struct dk_geom)); 6007c478bd9Sstevel@tonic-gate } 6017c478bd9Sstevel@tonic-gate return (0); 6027c478bd9Sstevel@tonic-gate } 6037c478bd9Sstevel@tonic-gate 6047c478bd9Sstevel@tonic-gate /* 6057c478bd9Sstevel@tonic-gate * readvtoc(): Read a partition map. 6067c478bd9Sstevel@tonic-gate */ 6077c478bd9Sstevel@tonic-gate static int 608*342440ecSPrasad Singamsetty readvtoc(int fd, char *name, struct extvtoc *vtoc) 6097c478bd9Sstevel@tonic-gate { 6107c478bd9Sstevel@tonic-gate int retval; 6117c478bd9Sstevel@tonic-gate 612*342440ecSPrasad Singamsetty if ((retval = read_extvtoc(fd, vtoc)) >= 0) 6137c478bd9Sstevel@tonic-gate return (0); 6147c478bd9Sstevel@tonic-gate 6157c478bd9Sstevel@tonic-gate switch (retval) { 6167c478bd9Sstevel@tonic-gate case (VT_EIO): 6177c478bd9Sstevel@tonic-gate return (warn(name, "Unable to read VTOC")); 6187c478bd9Sstevel@tonic-gate case (VT_EINVAL): 6197c478bd9Sstevel@tonic-gate return (warn(name, "Invalid VTOC")); 6207c478bd9Sstevel@tonic-gate case (VT_ERROR): 6217c478bd9Sstevel@tonic-gate return (warn(name, "Unknown problem reading VTOC")); 6227c478bd9Sstevel@tonic-gate } 6237c478bd9Sstevel@tonic-gate return (retval); 6247c478bd9Sstevel@tonic-gate } 6257c478bd9Sstevel@tonic-gate 6267c478bd9Sstevel@tonic-gate /* 6277c478bd9Sstevel@tonic-gate * readefi(): Read a partition map. 6287c478bd9Sstevel@tonic-gate */ 6297c478bd9Sstevel@tonic-gate static int 6307c478bd9Sstevel@tonic-gate readefi(int fd, char *name, struct dk_gpt **efi) 6317c478bd9Sstevel@tonic-gate { 6327c478bd9Sstevel@tonic-gate int retval; 6337c478bd9Sstevel@tonic-gate 6347c478bd9Sstevel@tonic-gate if ((retval = efi_alloc_and_read(fd, efi)) >= 0) 6357c478bd9Sstevel@tonic-gate return (0); 6367c478bd9Sstevel@tonic-gate 6377c478bd9Sstevel@tonic-gate switch (retval) { 6387c478bd9Sstevel@tonic-gate case (VT_EIO): 6397c478bd9Sstevel@tonic-gate return (warn(name, "Unable to read VTOC")); 6407c478bd9Sstevel@tonic-gate case (VT_EINVAL): 6417c478bd9Sstevel@tonic-gate return (warn(name, "Invalid VTOC")); 6427c478bd9Sstevel@tonic-gate case (VT_ERROR): 6437c478bd9Sstevel@tonic-gate return (warn(name, "Unknown problem reading VTOC")); 6447c478bd9Sstevel@tonic-gate } 6457c478bd9Sstevel@tonic-gate return (retval); 6467c478bd9Sstevel@tonic-gate } 6477c478bd9Sstevel@tonic-gate 6487c478bd9Sstevel@tonic-gate static char * 6497c478bd9Sstevel@tonic-gate safe_strdup(char *str) 6507c478bd9Sstevel@tonic-gate { 6517c478bd9Sstevel@tonic-gate char *ret; 6527c478bd9Sstevel@tonic-gate if ((ret = strdup(str)) == NULL) { 6537c478bd9Sstevel@tonic-gate (void) warn("memory allocation", strerror(errno)); 6547c478bd9Sstevel@tonic-gate exit(1); 6557c478bd9Sstevel@tonic-gate } 6567c478bd9Sstevel@tonic-gate return (ret); 6577c478bd9Sstevel@tonic-gate } 6587c478bd9Sstevel@tonic-gate 6597c478bd9Sstevel@tonic-gate /* 6607c478bd9Sstevel@tonic-gate * usage(): Print a helpful message and exit. 6617c478bd9Sstevel@tonic-gate */ 6627c478bd9Sstevel@tonic-gate static void 6637c478bd9Sstevel@tonic-gate usage() 6647c478bd9Sstevel@tonic-gate { 6657c478bd9Sstevel@tonic-gate (void) fprintf(stderr, "Usage:\t%s [ -fhs ] [ -t fstab ] [ -m mnttab ] " 6667c478bd9Sstevel@tonic-gate "rawdisk ...\n", progname); 6677c478bd9Sstevel@tonic-gate exit(1); 6687c478bd9Sstevel@tonic-gate } 6697c478bd9Sstevel@tonic-gate 6707c478bd9Sstevel@tonic-gate /* 6717c478bd9Sstevel@tonic-gate * warn(): Print an error message. Always returns -1. 6727c478bd9Sstevel@tonic-gate */ 6737c478bd9Sstevel@tonic-gate static int 6747c478bd9Sstevel@tonic-gate warn(char *what, char *why) 6757c478bd9Sstevel@tonic-gate { 6767c478bd9Sstevel@tonic-gate (void) fprintf(stderr, "%s: %s: %s\n", progname, what, why); 6777c478bd9Sstevel@tonic-gate return (-1); 6787c478bd9Sstevel@tonic-gate } 679