2N/A/* grub-probe.c - probe device information for a given path */
2N/A/*
2N/A * GRUB -- GRand Unified Bootloader
2N/A * Copyright (C) 2005,2006,2007,2008,2009,2010 Free Software Foundation, Inc.
2N/A * Copyright (c) 2010, 2012, Oracle and/or its affiliates. All rights reserved.
2N/A *
2N/A * GRUB is free software: you can redistribute it and/or modify
2N/A * it under the terms of the GNU General Public License as published by
2N/A * the Free Software Foundation, either version 3 of the License, or
2N/A * (at your option) any later version.
2N/A *
2N/A * GRUB is distributed in the hope that it will be useful,
2N/A * but WITHOUT ANY WARRANTY; without even the implied warranty of
2N/A * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
2N/A * GNU General Public License for more details.
2N/A *
2N/A * You should have received a copy of the GNU General Public License
2N/A * along with GRUB. If not, see <http://www.gnu.org/licenses/>.
2N/A */
2N/A
2N/A#include <config.h>
2N/A#include <grub/types.h>
2N/A#include <grub/emu/misc.h>
2N/A#include <grub/util/misc.h>
2N/A#include <grub/device.h>
2N/A#include <grub/disk.h>
2N/A#include <grub/file.h>
2N/A#include <grub/fs.h>
2N/A#include <grub/partition.h>
2N/A#include <grub/msdos_partition.h>
2N/A#include <grub/emu/hostdisk.h>
2N/A#include <grub/emu/getroot.h>
2N/A#include <grub/term.h>
2N/A#include <grub/env.h>
2N/A#include <grub/raid.h>
2N/A#include <grub/i18n.h>
2N/A#include <grub/emu/misc.h>
2N/A#include <grub/util/ofpath.h>
2N/A#include <grub/crypto.h>
2N/A#include <grub/cryptodisk.h>
2N/A
2N/A#include <stdio.h>
2N/A#include <unistd.h>
2N/A#include <string.h>
2N/A#include <stdlib.h>
2N/A#include <sys/stat.h>
2N/A
2N/A#define _GNU_SOURCE 1
2N/A#include <getopt.h>
2N/A
2N/A#include "progname.h"
2N/A
2N/Aenum {
2N/A PRINT_FS,
2N/A PRINT_FS_UUID,
2N/A PRINT_FS_LABEL,
2N/A PRINT_DRIVE,
2N/A PRINT_DEVICE,
2N/A PRINT_PARTMAP,
2N/A PRINT_ABSTRACTION,
2N/A PRINT_CRYPTODISK_UUID,
2N/A PRINT_HINT_STR,
2N/A PRINT_BIOS_HINT,
2N/A PRINT_IEEE1275_HINT,
2N/A PRINT_BAREMETAL_HINT,
2N/A PRINT_EFI_HINT,
2N/A PRINT_ARC_HINT,
2N/A PRINT_COMPATIBILITY_HINT
2N/A};
2N/A
2N/Astatic int print = PRINT_FS;
2N/Astatic unsigned int argument_is_device = 0;
2N/A
2N/Astatic void
2N/Aprobe_partmap (grub_disk_t disk)
2N/A{
2N/A grub_partition_t part;
2N/A grub_disk_memberlist_t list = NULL, tmp;
2N/A
2N/A if (disk->partition == NULL)
2N/A {
2N/A grub_util_info ("no partition map found for %s", disk->name);
2N/A }
2N/A
2N/A for (part = disk->partition; part; part = part->parent)
2N/A printf ("%s ", part->partmap->name);
2N/A
2N/A /* In case of LVM/RAID, check the member devices as well. */
2N/A if (disk->dev->memberlist)
2N/A {
2N/A list = disk->dev->memberlist (disk);
2N/A }
2N/A while (list)
2N/A {
2N/A probe_partmap (list->disk);
2N/A tmp = list->next;
2N/A free (list);
2N/A list = tmp;
2N/A }
2N/A}
2N/A
2N/Astatic void
2N/Aprobe_cryptodisk_uuid (grub_disk_t disk)
2N/A{
2N/A grub_disk_memberlist_t list = NULL, tmp;
2N/A
2N/A /* In case of LVM/RAID, check the member devices as well. */
2N/A if (disk->dev->memberlist)
2N/A {
2N/A list = disk->dev->memberlist (disk);
2N/A }
2N/A while (list)
2N/A {
2N/A probe_cryptodisk_uuid (list->disk);
2N/A tmp = list->next;
2N/A free (list);
2N/A list = tmp;
2N/A }
2N/A if (disk->dev->id == GRUB_DISK_DEVICE_CRYPTODISK_ID)
2N/A grub_util_cryptodisk_print_uuid (disk);
2N/A}
2N/A
2N/Astatic int
2N/Aprobe_raid_level (grub_disk_t disk)
2N/A{
2N/A /* disk might be NULL in the case of a LVM physical volume with no LVM
2N/A signature. Ignore such cases here. */
2N/A if (!disk)
2N/A return -1;
2N/A
2N/A if (disk->dev->id != GRUB_DISK_DEVICE_RAID_ID)
2N/A return -1;
2N/A
2N/A return ((struct grub_raid_array *) disk->data)->level;
2N/A}
2N/A
2N/A/* Since OF path names can have "," characters in them, and GRUB
2N/A internally uses "," to indicate partitions (unlike OF which uses
2N/A ":" for this purpose) we escape such commas. */
2N/Astatic char *
2N/Aescape_of_path (const char *orig_path)
2N/A{
2N/A char *new_path, *d, c;
2N/A const char *p;
2N/A
2N/A if (!strchr (orig_path, ','))
2N/A return (char *) orig_path;
2N/A
2N/A new_path = xmalloc (strlen (orig_path) * 2 + sizeof ("ieee1275/"));
2N/A
2N/A p = orig_path;
2N/A grub_strcpy (new_path, "ieee1275/");
2N/A d = new_path + sizeof ("ieee1275/") - 1;
2N/A while ((c = *p++) != '\0')
2N/A {
2N/A if (c == ',')
2N/A *d++ = '\\';
2N/A *d++ = c;
2N/A }
2N/A *d = 0;
2N/A
2N/A free ((char *) orig_path);
2N/A
2N/A return new_path;
2N/A}
2N/A
2N/Astatic char *
2N/Aguess_bios_drive (const char *orig_path)
2N/A{
2N/A char *canon;
2N/A char *ptr;
2N/A#if !defined(__sun__)
2N/A canon = canonicalize_file_name (orig_path);
2N/A if (!canon)
2N/A return NULL;
2N/A ptr = strrchr (orig_path, '/');
2N/A if (ptr)
2N/A ptr++;
2N/A else
2N/A ptr = canon;
2N/A if ((ptr[0] == 's' || ptr[0] == 'h') && ptr[1] == 'd')
2N/A {
2N/A int num = ptr[2] - 'a';
2N/A free (canon);
2N/A return xasprintf ("hd%d", num);
2N/A }
2N/A if (ptr[0] == 'f' && ptr[1] == 'd')
2N/A {
2N/A int num = atoi (ptr + 2);
2N/A free (canon);
2N/A return xasprintf ("fd%d", num);
2N/A }
2N/A free (canon);
2N/A#endif
2N/A return NULL;
2N/A}
2N/A
2N/Astatic char *
2N/Aguess_efi_drive (const char *orig_path)
2N/A{
2N/A char *canon;
2N/A char *ptr;
2N/A#if !defined(__sun__)
2N/A canon = canonicalize_file_name (orig_path);
2N/A if (!canon)
2N/A return NULL;
2N/A ptr = strrchr (orig_path, '/');
2N/A if (ptr)
2N/A ptr++;
2N/A else
2N/A ptr = canon;
2N/A if ((ptr[0] == 's' || ptr[0] == 'h') && ptr[1] == 'd')
2N/A {
2N/A int num = ptr[2] - 'a';
2N/A free (canon);
2N/A return xasprintf ("hd%d", num);
2N/A }
2N/A if (ptr[0] == 'f' && ptr[1] == 'd')
2N/A {
2N/A int num = atoi (ptr + 2);
2N/A free (canon);
2N/A return xasprintf ("fd%d", num);
2N/A }
2N/A free (canon);#
2N/A#endif
2N/A return NULL;
2N/A}
2N/A
2N/Astatic char *
2N/Aguess_baremetal_drive (const char *orig_path)
2N/A{
2N/A char *canon;
2N/A char *ptr;
2N/A#if !defined(__sun__)
2N/A canon = canonicalize_file_name (orig_path);
2N/A if (!canon)
2N/A return NULL;
2N/A ptr = strrchr (orig_path, '/');
2N/A if (ptr)
2N/A ptr++;
2N/A else
2N/A ptr = canon;
2N/A if (ptr[0] == 'h' && ptr[1] == 'd')
2N/A {
2N/A int num = ptr[2] - 'a';
2N/A free (canon);
2N/A return xasprintf ("ata%d", num);
2N/A }
2N/A if (ptr[0] == 's' && ptr[1] == 'd')
2N/A {
2N/A int num = ptr[2] - 'a';
2N/A free (canon);
2N/A return xasprintf ("ahci%d", num);
2N/A }
2N/A free (canon);
2N/A#endif
2N/A return NULL;
2N/A}
2N/A
2N/Astatic void
2N/Aprint_full_name (const char *drive, grub_device_t dev)
2N/A{
2N/A if (dev->disk->partition)
2N/A {
2N/A char *pname = grub_partition_get_name (dev->disk->partition);
2N/A printf ("%s,%s", drive, pname);
2N/A free (pname);
2N/A }
2N/A else
2N/A printf ("%s", drive);
2N/A}
2N/A
2N/Astatic void
2N/Aprobe_abstraction (grub_disk_t disk)
2N/A{
2N/A grub_disk_memberlist_t list = NULL, tmp;
2N/A int raid_level;
2N/A
2N/A if (disk->dev->memberlist)
2N/A list = disk->dev->memberlist (disk);
2N/A while (list)
2N/A {
2N/A probe_abstraction (list->disk);
2N/A
2N/A tmp = list->next;
2N/A free (list);
2N/A list = tmp;
2N/A }
2N/A
2N/A if (disk->dev->id == GRUB_DISK_DEVICE_LVM_ID)
2N/A printf ("lvm ");
2N/A
2N/A if (disk->dev->id == GRUB_DISK_DEVICE_CRYPTODISK_ID)
2N/A grub_util_cryptodisk_print_abstraction (disk);
2N/A
2N/A raid_level = probe_raid_level (disk);
2N/A if (raid_level >= 0)
2N/A {
2N/A printf ("raid ");
2N/A if (disk->dev->raidname)
2N/A printf ("%s ", disk->dev->raidname (disk));
2N/A }
2N/A if (raid_level == 5)
2N/A printf ("raid5rec ");
2N/A if (raid_level == 6)
2N/A printf ("raid6rec ");
2N/A}
2N/A
2N/Astatic void
2N/Aprobe (const char *path, char *device_name)
2N/A{
2N/A char *drive_name = NULL;
2N/A char *grub_path = NULL;
2N/A char *filebuf_via_grub = NULL, *filebuf_via_sys = NULL;
2N/A grub_device_t dev = NULL;
2N/A grub_fs_t fs;
2N/A
2N/A if (path == NULL)
2N/A {
2N/A#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__NetBSD__) || defined(__sun__)
2N/A if (! grub_util_check_char_device (device_name))
2N/A grub_util_error (_("%s is not a character device"), device_name);
2N/A#else
2N/A if (! grub_util_check_block_device (device_name))
2N/A grub_util_error (_("%s is not a block device"), device_name);
2N/A#endif
2N/A }
2N/A else
2N/A {
2N/A grub_path = canonicalize_file_name (path);
2N/A device_name = grub_guess_root_device (grub_path);
2N/A }
2N/A
2N/A grub_util_info("path -> %s", path);
2N/A
2N/A if (! device_name)
2N/A grub_util_error (_("cannot find a device for %s (is /dev mounted?)"), path);
2N/A
2N/A if (print == PRINT_DEVICE)
2N/A {
2N/A printf ("%s\n", device_name);
2N/A goto end;
2N/A }
2N/A
2N/A grub_util_info("Looking for a drive for %s", device_name);
2N/A drive_name = grub_util_get_grub_dev (device_name);
2N/A if (! drive_name)
2N/A grub_util_error (_("cannot find a GRUB drive for %s. Check your device.map"),
2N/A device_name);
2N/A
2N/A if (print == PRINT_DRIVE)
2N/A {
2N/A printf ("(%s)\n", drive_name);
2N/A goto end;
2N/A }
2N/A
2N/A grub_util_info ("opening %s", drive_name);
2N/A dev = grub_device_open (drive_name);
2N/A if (! dev)
2N/A grub_util_error ("%s", _(grub_errmsg));
2N/A
2N/A if (print == PRINT_HINT_STR)
2N/A {
2N/A const char *osdev = grub_util_biosdisk_get_osdev (dev->disk);
2N/A#if !defined(__sun__)
2N/A/* Do not do this on Solaris for now */
2N/A const char *orig_path = grub_util_devname_to_ofpath (osdev);
2N/A#else
2N/A const char *orig_path = 0;
2N/A#endif
2N/A char *biosname, *bare, *efi;
2N/A const char *map;
2N/A
2N/A if (orig_path)
2N/A {
2N/A char *ofpath = escape_of_path (orig_path);
2N/A printf ("--hint-ieee1275='");
2N/A print_full_name (ofpath, dev);
2N/A printf ("' ");
2N/A free (ofpath);
2N/A }
2N/A
2N/A biosname = guess_bios_drive (device_name);
2N/A if (biosname)
2N/A {
2N/A printf ("--hint-bios=");
2N/A print_full_name (biosname, dev);
2N/A printf (" ");
2N/A }
2N/A free (biosname);
2N/A
2N/A efi = guess_efi_drive (device_name);
2N/A if (efi)
2N/A {
2N/A printf ("--hint-efi=");
2N/A print_full_name (efi, dev);
2N/A printf (" ");
2N/A }
2N/A free (efi);
2N/A
2N/A bare = guess_baremetal_drive (device_name);
2N/A if (bare)
2N/A {
2N/A printf ("--hint-baremetal=");
2N/A print_full_name (bare, dev);
2N/A printf (" ");
2N/A }
2N/A free (bare);
2N/A
2N/A /* FIXME: Add ARC hint. */
2N/A
2N/A map = grub_util_biosdisk_get_compatibility_hint (dev->disk);
2N/A if (map)
2N/A {
2N/A printf ("--hint='");
2N/A print_full_name (map, dev);
2N/A printf ("' ");
2N/A }
2N/A printf ("\n");
2N/A
2N/A goto end;
2N/A }
2N/A
2N/A if (print == PRINT_COMPATIBILITY_HINT)
2N/A {
2N/A const char *map;
2N/A char *biosname;
2N/A map = grub_util_biosdisk_get_compatibility_hint (dev->disk);
2N/A if (map)
2N/A {
2N/A print_full_name (map, dev);
2N/A printf ("\n");
2N/A goto end;
2N/A }
2N/A biosname = guess_bios_drive (device_name);
2N/A if (biosname)
2N/A print_full_name (biosname, dev);
2N/A printf ("\n");
2N/A free (biosname);
2N/A goto end;
2N/A }
2N/A
2N/A if (print == PRINT_BIOS_HINT)
2N/A {
2N/A char *biosname;
2N/A biosname = guess_bios_drive (device_name);
2N/A if (biosname)
2N/A print_full_name (biosname, dev);
2N/A printf ("\n");
2N/A free (biosname);
2N/A goto end;
2N/A }
2N/A if (print == PRINT_IEEE1275_HINT)
2N/A {
2N/A const char *osdev = grub_util_biosdisk_get_osdev (dev->disk);
2N/A const char *orig_path = grub_util_devname_to_ofpath (osdev);
2N/A char *ofpath = escape_of_path (orig_path);
2N/A const char *map;
2N/A
2N/A map = grub_util_biosdisk_get_compatibility_hint (dev->disk);
2N/A if (map)
2N/A {
2N/A printf (" ");
2N/A print_full_name (map, dev);
2N/A }
2N/A
2N/A printf (" ");
2N/A print_full_name (ofpath, dev);
2N/A
2N/A printf ("\n");
2N/A free (ofpath);
2N/A goto end;
2N/A }
2N/A if (print == PRINT_EFI_HINT)
2N/A {
2N/A char *biosname;
2N/A char *name;
2N/A const char *map;
2N/A biosname = guess_efi_drive (device_name);
2N/A
2N/A map = grub_util_biosdisk_get_compatibility_hint (dev->disk);
2N/A if (map)
2N/A {
2N/A printf (" ");
2N/A print_full_name (map, dev);
2N/A }
2N/A if (biosname)
2N/A {
2N/A printf (" ");
2N/A print_full_name (biosname, dev);
2N/A }
2N/A
2N/A printf ("\n");
2N/A free (biosname);
2N/A goto end;
2N/A }
2N/A
2N/A if (print == PRINT_BAREMETAL_HINT)
2N/A {
2N/A char *biosname;
2N/A char *name;
2N/A const char *map;
2N/A
2N/A biosname = guess_baremetal_drive (device_name);
2N/A
2N/A map = grub_util_biosdisk_get_compatibility_hint (dev->disk);
2N/A if (map)
2N/A {
2N/A printf (" ");
2N/A print_full_name (map, dev);
2N/A }
2N/A if (biosname)
2N/A {
2N/A printf (" ");
2N/A print_full_name (biosname, dev);
2N/A }
2N/A
2N/A printf ("\n");
2N/A free (biosname);
2N/A goto end;
2N/A }
2N/A
2N/A if (print == PRINT_ARC_HINT)
2N/A {
2N/A const char *map;
2N/A
2N/A map = grub_util_biosdisk_get_compatibility_hint (dev->disk);
2N/A if (map)
2N/A {
2N/A printf (" ");
2N/A print_full_name (map, dev);
2N/A }
2N/A printf ("\n");
2N/A
2N/A /* FIXME */
2N/A
2N/A goto end;
2N/A }
2N/A
2N/A if (print == PRINT_ABSTRACTION)
2N/A {
2N/A probe_abstraction (dev->disk);
2N/A printf ("\n");
2N/A goto end;
2N/A }
2N/A
2N/A if (print == PRINT_CRYPTODISK_UUID)
2N/A {
2N/A probe_cryptodisk_uuid (dev->disk);
2N/A printf ("\n");
2N/A goto end;
2N/A }
2N/A
2N/A if (print == PRINT_PARTMAP)
2N/A {
2N/A /* Check if dev->disk itself is contained in a partmap. */
2N/A probe_partmap (dev->disk);
2N/A printf ("\n");
2N/A goto end;
2N/A }
2N/A
2N/A fs = grub_fs_probe (dev);
2N/A if (! fs)
2N/A grub_util_error ("%s", _(grub_errmsg));
2N/A
2N/A if (print == PRINT_FS)
2N/A {
2N/A printf ("%s\n", fs->name);
2N/A }
2N/A else if (print == PRINT_FS_UUID)
2N/A {
2N/A char *uuid;
2N/A if (! fs->uuid)
2N/A grub_util_error (_("%s does not support UUIDs"), fs->name);
2N/A
2N/A if (fs->uuid (dev, &uuid) != GRUB_ERR_NONE)
2N/A grub_util_error ("%s", grub_errmsg);
2N/A
2N/A printf ("%s\n", uuid);
2N/A }
2N/A else if (print == PRINT_FS_LABEL)
2N/A {
2N/A char *label;
2N/A if (! fs->label)
2N/A grub_util_error (_("%s does not support labels"), fs->name);
2N/A
2N/A if (fs->label (dev, &label) != GRUB_ERR_NONE)
2N/A grub_util_error ("%s", _(grub_errmsg));
2N/A
2N/A printf ("%s\n", label);
2N/A }
2N/A
2N/A end:
2N/A if (dev)
2N/A grub_device_close (dev);
2N/A free (grub_path);
2N/A free (filebuf_via_grub);
2N/A free (filebuf_via_sys);
2N/A free (drive_name);
2N/A}
2N/A
2N/Astatic struct option options[] =
2N/A {
2N/A {"device", no_argument, 0, 'd'},
2N/A {"device-map", required_argument, 0, 'm'},
2N/A {"target", required_argument, 0, 't'},
2N/A {"help", no_argument, 0, 'h'},
2N/A {"version", no_argument, 0, 'V'},
2N/A {"verbose", no_argument, 0, 'v'},
2N/A {0, 0, 0, 0}
2N/A };
2N/A
2N/Astatic void
2N/Ausage (int status)
2N/A{
2N/A if (status)
2N/A fprintf (stderr,
2N/A _("Try `%s --help' for more information.\n"), program_name);
2N/A else
2N/A printf (_("\
2N/AUsage: %s [OPTION]... [PATH|DEVICE]\n\
2N/A\n\
2N/AProbe device information for a given path (or device, if the -d option is given).\n\
2N/A\n\
2N/A -d, --device given argument is a system device, not a path\n\
2N/A -m, --device-map=FILE use FILE as the device map [default=%s]\n\
2N/A -t, --target=(fs|fs_uuid|fs_label|drive|device|partmap|abstraction|cryptodisk_uuid)\n\
2N/A print filesystem module, GRUB drive, system device, partition map module, abstraction module or CRYPTO UUID [default=fs]\n\
2N/A -h, --help display this message and exit\n\
2N/A -V, --version print version information and exit\n\
2N/A -v, --verbose print verbose messages\n\
2N/A\n\
2N/AReport bugs to <%s>.\n\
2N/A"), program_name,
2N/A DEFAULT_DEVICE_MAP, PACKAGE_BUGREPORT);
2N/A
2N/A exit (status);
2N/A}
2N/A
2N/Aint
2N/Amain (int argc, char *argv[])
2N/A{
2N/A char *dev_map = 0;
2N/A char *argument;
2N/A
2N/A set_program_name (argv[0]);
2N/A
2N/A grub_util_init_nls ();
2N/A
2N/A /* Check for options. */
2N/A while (1)
2N/A {
2N/A int c = getopt_long (argc, argv, "dm:t:hVv", options, 0);
2N/A
2N/A if (c == -1)
2N/A break;
2N/A else
2N/A switch (c)
2N/A {
2N/A case 'd':
2N/A argument_is_device = 1;
2N/A break;
2N/A
2N/A case 'm':
2N/A if (dev_map)
2N/A free (dev_map);
2N/A
2N/A dev_map = xstrdup (optarg);
2N/A break;
2N/A
2N/A case 't':
2N/A if (!strcmp (optarg, "fs"))
2N/A print = PRINT_FS;
2N/A else if (!strcmp (optarg, "fs_uuid"))
2N/A print = PRINT_FS_UUID;
2N/A else if (!strcmp (optarg, "fs_label"))
2N/A print = PRINT_FS_LABEL;
2N/A else if (!strcmp (optarg, "drive"))
2N/A print = PRINT_DRIVE;
2N/A else if (!strcmp (optarg, "device"))
2N/A print = PRINT_DEVICE;
2N/A else if (!strcmp (optarg, "partmap"))
2N/A print = PRINT_PARTMAP;
2N/A else if (!strcmp (optarg, "abstraction"))
2N/A print = PRINT_ABSTRACTION;
2N/A else if (!strcmp (optarg, "cryptodisk_uuid"))
2N/A print = PRINT_CRYPTODISK_UUID;
2N/A else if (!strcmp (optarg, "hints_string"))
2N/A print = PRINT_HINT_STR;
2N/A else if (!strcmp (optarg, "bios_hints"))
2N/A print = PRINT_BIOS_HINT;
2N/A else if (!strcmp (optarg, "ieee1275_hints"))
2N/A print = PRINT_IEEE1275_HINT;
2N/A else if (!strcmp (optarg, "baremetal_hints"))
2N/A print = PRINT_BAREMETAL_HINT;
2N/A else if (!strcmp (optarg, "efi_hints"))
2N/A print = PRINT_EFI_HINT;
2N/A else if (!strcmp (optarg, "arc_hints"))
2N/A print = PRINT_ARC_HINT;
2N/A else if (!strcmp (optarg, "compatibility_hint"))
2N/A print = PRINT_COMPATIBILITY_HINT;
2N/A else
2N/A usage (1);
2N/A break;
2N/A
2N/A case 'h':
2N/A usage (0);
2N/A break;
2N/A
2N/A case 'V':
2N/A printf ("%s (%s) %s\n", program_name, PACKAGE_NAME, PACKAGE_VERSION);
2N/A return 0;
2N/A
2N/A case 'v':
2N/A verbosity++;
2N/A break;
2N/A
2N/A default:
2N/A usage (1);
2N/A break;
2N/A }
2N/A }
2N/A
2N/A if (verbosity > 1)
2N/A grub_env_set ("debug", "all");
2N/A
2N/A /* Obtain ARGUMENT. */
2N/A if (optind >= argc)
2N/A {
2N/A fprintf (stderr, _("No path or device is specified.\n"));
2N/A usage (1);
2N/A }
2N/A
2N/A if (optind + 1 != argc)
2N/A {
2N/A fprintf (stderr, _("Unknown extra argument `%s'.\n"), argv[optind + 1]);
2N/A usage (1);
2N/A }
2N/A
2N/A argument = argv[optind];
2N/A
2N/A /* Initialize the emulated biosdisk driver. */
2N/A grub_util_biosdisk_init (dev_map ? : DEFAULT_DEVICE_MAP);
2N/A
2N/A /* Initialize all modules. */
2N/A grub_init_all ();
2N/A grub_gcry_init_all ();
2N/A
2N/A grub_lvm_fini ();
2N/A grub_mdraid09_fini ();
2N/A grub_mdraid1x_fini ();
2N/A grub_raid_fini ();
2N/A grub_raid_init ();
2N/A grub_mdraid09_init ();
2N/A grub_mdraid1x_init ();
2N/A grub_lvm_init ();
2N/A
2N/A /* Do it. */
2N/A if (argument_is_device)
2N/A probe (NULL, argument);
2N/A else
2N/A probe (argument, NULL);
2N/A
2N/A /* Free resources. */
2N/A grub_gcry_fini_all ();
2N/A grub_fini_all ();
2N/A grub_util_biosdisk_fini ();
2N/A
2N/A free (dev_map);
2N/A
2N/A return 0;
2N/A}