+/* vi: set sw=4 ts=4: */
/* fdisk.c -- Partition table manipulator for Linux.
*
* Copyright (C) 1992 A. V. Le Blanc (LeBlanc@mcc.ac.uk)
* Copyright (C) 2001,2002 Vladimir Oleynik <dzo@simtreas.ru> (initial bb port)
*
- * Licensed under the GPL v2 or later, see the file LICENSE in this tarball.
+ * Licensed under GPLv2 or later, see file LICENSE in this source tree.
*/
-/* Current changes have not compatibility with this version */
-#define UTIL_LINUX_VERSION "2.12"
-
-
-#define PROC_PARTITIONS "/proc/partitions"
-
-#include <features.h>
-#include <sys/types.h>
-#include <sys/stat.h> /* stat */
-#include <ctype.h>
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
-#include <errno.h>
-#include <unistd.h>
-#include <fcntl.h>
-#include <setjmp.h>
+/* Looks like someone forgot to add this to config system */
+//usage:#ifndef ENABLE_FEATURE_FDISK_BLKSIZE
+//usage:# define ENABLE_FEATURE_FDISK_BLKSIZE 0
+//usage:# define IF_FEATURE_FDISK_BLKSIZE(a)
+//usage:#endif
+//usage:
+//usage:#define fdisk_trivial_usage
+//usage: "[-ul" IF_FEATURE_FDISK_BLKSIZE("s") "] "
+//usage: "[-C CYLINDERS] [-H HEADS] [-S SECTORS] [-b SSZ] DISK"
+//usage:#define fdisk_full_usage "\n\n"
+//usage: "Change partition table\n"
+//usage: "\n -u Start and End are in sectors (instead of cylinders)"
+//usage: "\n -l Show partition table for each DISK, then exit"
+//usage: IF_FEATURE_FDISK_BLKSIZE(
+//usage: "\n -s Show partition sizes in kb for each DISK, then exit"
+//usage: )
+//usage: "\n -b 2048 (for certain MO disks) use 2048-byte sectors"
+//usage: "\n -C CYLINDERS Set number of cylinders/heads/sectors"
+//usage: "\n -H HEADS"
+//usage: "\n -S SECTORS"
+
+#ifndef _LARGEFILE64_SOURCE
+/* For lseek64 */
+# define _LARGEFILE64_SOURCE
+#endif
#include <assert.h> /* assert */
-#include <getopt.h>
-#include <endian.h>
-#include <sys/ioctl.h>
-#include <sys/param.h>
-#include <sys/sysmacros.h> /* major */
-
-#include <stdint.h> /* for uint32_t, uint16_t, uint8_t, int16_t, etc */
-
-/* Copied from linux/major.h */
-#define FLOPPY_MAJOR 2
-
-#include <sys/utsname.h>
-
-#include "busybox.h"
-
-#define DKTYPENAMES
-
-#define BLKRRPART _IO(0x12,95) /* re-read partition table */
-#define BLKGETSIZE _IO(0x12,96) /* return device size */
-#define BLKFLSBUF _IO(0x12,97) /* flush buffer cache */
-#define BLKSSZGET _IO(0x12,104) /* get block device sector size */
+#include <sys/mount.h>
+#if !defined(BLKSSZGET)
+# define BLKSSZGET _IO(0x12, 104)
+#endif
+#if !defined(BLKGETSIZE64)
+# define BLKGETSIZE64 _IOR(0x12,114,size_t)
+#endif
+#include "libbb.h"
-/* Avoid conflicts with the 2.6 kernel headers, which define
- * _IOR rather differently */
-#undef _IOR
-#define _IOR(type,nr,size) _IOC(_IOC_READ,(type),(nr),sizeof(size))
-#define BLKGETSIZE64 _IOR(0x12,114,uint64_t)
+#if BB_LITTLE_ENDIAN
+# define inline_if_little_endian ALWAYS_INLINE
+#else
+# define inline_if_little_endian /* nothing */
+#endif
-/*
- fdisk.h
-*/
-#define DEFAULT_SECTOR_SIZE 512
-#define MAX_SECTOR_SIZE 2048
-#define SECTOR_SIZE 512 /* still used in BSD code */
-#define MAXIMUM_PARTS 60
+/* Looks like someone forgot to add this to config system */
+#ifndef ENABLE_FEATURE_FDISK_BLKSIZE
+# define ENABLE_FEATURE_FDISK_BLKSIZE 0
+# define IF_FEATURE_FDISK_BLKSIZE(a)
+#endif
-#define ACTIVE_FLAG 0x80
+#define DEFAULT_SECTOR_SIZE 512
+#define DEFAULT_SECTOR_SIZE_STR "512"
+#define MAX_SECTOR_SIZE 2048
+#define SECTOR_SIZE 512 /* still used in osf/sgi/sun code */
+#define MAXIMUM_PARTS 60
-#define EXTENDED 0x05
-#define WIN98_EXTENDED 0x0f
-#define LINUX_PARTITION 0x81
-#define LINUX_SWAP 0x82
-#define LINUX_NATIVE 0x83
-#define LINUX_EXTENDED 0x85
-#define LINUX_LVM 0x8e
-#define LINUX_RAID 0xfd
+#define ACTIVE_FLAG 0x80
-#define SUNOS_SWAP 3
-#define WHOLE_DISK 5
+#define EXTENDED 0x05
+#define WIN98_EXTENDED 0x0f
+#define LINUX_PARTITION 0x81
+#define LINUX_SWAP 0x82
+#define LINUX_NATIVE 0x83
+#define LINUX_EXTENDED 0x85
+#define LINUX_LVM 0x8e
+#define LINUX_RAID 0xfd
-#define IS_EXTENDED(i) \
- ((i) == EXTENDED || (i) == WIN98_EXTENDED || (i) == LINUX_EXTENDED)
-#define SIZE(a) (sizeof(a)/sizeof((a)[0]))
+enum {
+ OPT_b = 1 << 0,
+ OPT_C = 1 << 1,
+ OPT_H = 1 << 2,
+ OPT_l = 1 << 3,
+ OPT_S = 1 << 4,
+ OPT_u = 1 << 5,
+ OPT_s = (1 << 6) * ENABLE_FEATURE_FDISK_BLKSIZE,
+};
-#define cround(n) (display_in_cyl_units ? ((n)/units_per_sector)+1 : (n))
-#define scround(x) (((x)+units_per_sector-1)/units_per_sector)
-#ifdef CONFIG_FEATURE_SUN_LABEL
-#define SCSI_IOCTL_GET_IDLUN 0x5382
+typedef unsigned long long ullong;
+/* Used for sector numbers. Partition formats we know
+ * do not support more than 2^32 sectors
+ */
+typedef uint32_t sector_t;
+#if UINT_MAX == 4294967295
+# define SECT_FMT ""
+#elif ULONG_MAX == 4294967295
+# define SECT_FMT "l"
+#else
+# error Cant detect sizeof(uint32_t)
#endif
-
-/* including <linux/hdreg.h> also fails */
struct hd_geometry {
unsigned char heads;
unsigned char sectors;
unsigned long start;
};
-#define HDIO_GETGEO 0x0301 /* get device geometry */
-
-
-struct systypes {
- const char *name;
-};
-
-static uint sector_size = DEFAULT_SECTOR_SIZE;
-static uint user_set_sector_size;
-static uint sector_offset = 1;
-
-/*
- * Raw disk label. For DOS-type partition tables the MBR,
- * with descriptions of the primary partitions.
- */
-#if (MAX_SECTOR_SIZE) > (BUFSIZ+1)
-static char MBRbuffer[MAX_SECTOR_SIZE];
-#else
-# define MBRbuffer bb_common_bufsiz1
-#endif
-
-#ifdef CONFIG_FEATURE_OSF_LABEL
-static int possibly_osf_label;
-#endif
-
-static uint heads, sectors, cylinders;
-static void update_units(void);
-
-
-/*
- * return partition name - uses static storage unless buf is supplied
- */
-static const char *
-partname(const char *dev, int pno, int lth)
-{
- static char buffer[80];
- const char *p;
- int w, wp;
- int bufsiz;
- char *bufp;
-
- bufp = buffer;
- bufsiz = sizeof(buffer);
-
- w = strlen(dev);
- p = "";
-
- if (isdigit(dev[w-1]))
- p = "p";
+#define HDIO_GETGEO 0x0301 /* get device geometry */
- /* devfs kludge - note: fdisk partition names are not supposed
- to equal kernel names, so there is no reason to do this */
- if (strcmp(dev + w - 4, "disc") == 0) {
- w -= 4;
- p = "part";
- }
+static const char msg_building_new_label[] ALIGN1 =
+"Building a new %s. Changes will remain in memory only,\n"
+"until you decide to write them. After that the previous content\n"
+"won't be recoverable.\n\n";
- wp = strlen(p);
+static const char msg_part_already_defined[] ALIGN1 =
+"Partition %u is already defined, delete it before re-adding\n";
- if (lth) {
- snprintf(bufp, bufsiz, "%*.*s%s%-2u",
- lth-wp-2, w, dev, p, pno);
- } else {
- snprintf(bufp, bufsiz, "%.*s%s%-2u", w, dev, p, pno);
- }
- return bufp;
-}
struct partition {
unsigned char boot_ind; /* 0x80 - active */
unsigned char head; /* starting head */
unsigned char sector; /* starting sector */
unsigned char cyl; /* starting cylinder */
- unsigned char sys_ind; /* What partition type */
+ unsigned char sys_ind; /* what partition type */
unsigned char end_head; /* end head */
unsigned char end_sector; /* end sector */
unsigned char end_cyl; /* end cylinder */
unsigned char start4[4]; /* starting sector counting from 0 */
unsigned char size4[4]; /* nr of sectors in partition */
-} ATTRIBUTE_PACKED;
-
-enum failure {
- ioctl_error, unable_to_open, unable_to_read, unable_to_seek,
- unable_to_write
-};
-
-enum label_type{
- label_dos, label_sun, label_sgi, label_aix, label_osf
-};
-
-enum action { fdisk, require, try_only, create_empty_dos, create_empty_sun };
-
-static enum label_type current_label_type;
-
-static const char *disk_device;
-static int fd; /* the disk */
-static int partitions = 4; /* maximum partition + 1 */
-static uint display_in_cyl_units = 1;
-static uint units_per_sector = 1;
-#ifdef CONFIG_FEATURE_FDISK_WRITABLE
-static char *line_ptr;
-static void change_units(void);
-static void reread_partition_table(int leave);
-static void delete_partition(int i);
-static int get_partition(int warn, int max);
-static void list_types(const struct systypes *sys);
-static uint read_int(uint low, uint dflt, uint high, uint base, char *mesg);
-#endif
-static const char *partition_type(unsigned char type);
-static void fdisk_fatal(enum failure why) ATTRIBUTE_NORETURN;
-static void get_geometry(void);
-static int get_boot(enum action what);
-
-#define PLURAL 0
-#define SINGULAR 1
-
-#define hex_val(c) ({ \
- char _c = (c); \
- isdigit(_c) ? _c - '0' : \
- tolower(_c) + 10 - 'a'; \
- })
-
-
-#define LINE_LENGTH 800
-#define pt_offset(b, n) ((struct partition *)((b) + 0x1be + \
- (n) * sizeof(struct partition)))
-#define sector(s) ((s) & 0x3f)
-#define cylinder(s, c) ((c) | (((s) & 0xc0) << 2))
-
-#define hsc2sector(h,s,c) (sector(s) - 1 + sectors * \
- ((h) + heads * cylinder(s,c)))
-#define set_hsc(h,s,c,sector) { \
- s = sector % sectors + 1; \
- sector /= sectors; \
- h = sector % heads; \
- sector /= heads; \
- c = sector & 0xff; \
- s |= (sector >> 2) & 0xc0; \
- }
-
-
-static int32_t get_start_sect(const struct partition *p);
-static int32_t get_nr_sects(const struct partition *p);
+} PACKED;
/*
* per partition table entry data
* Each logical partition table entry has two pointers, one for the
* partition and one link to the next one.
*/
-static struct pte {
+struct pte {
struct partition *part_table; /* points into sectorbuffer */
struct partition *ext_pointer; /* points into sectorbuffer */
-#ifdef CONFIG_FEATURE_FDISK_WRITABLE
- char changed; /* boolean */
-#endif
- off_t offset; /* disk sector number */
- char *sectorbuffer; /* disk sector contents */
-} ptes[MAXIMUM_PARTS];
-
-
-#ifdef CONFIG_FEATURE_FDISK_WRITABLE
-static void
-set_all_unchanged(void)
-{
- int i;
-
- for (i = 0; i < MAXIMUM_PARTS; i++)
- ptes[i].changed = 0;
-}
-
-static void
-set_changed(int i)
-{
- ptes[i].changed = 1;
-}
-#endif /* CONFIG_FEATURE_FDISK_WRITABLE */
-
-#if defined(CONFIG_FEATURE_SGI_LABEL) || defined(CONFIG_FEATURE_OSF_LABEL)
-static struct partition *
-get_part_table(int i)
-{
- return ptes[i].part_table;
-}
+ sector_t offset_from_dev_start; /* disk sector number */
+ char *sectorbuffer; /* disk sector contents */
+#if ENABLE_FEATURE_FDISK_WRITABLE
+ char changed; /* boolean */
#endif
+};
-static const char *
-str_units(int n)
-{ /* n==1: use singular */
- if (n == 1)
- return display_in_cyl_units ? _("cylinder") : _("sector");
- else
- return display_in_cyl_units ? _("cylinders") : _("sectors");
-}
-
-static int
-valid_part_table_flag(const char *mbuffer) {
- const unsigned char *b = (const unsigned char *)mbuffer;
- return (b[510] == 0x55 && b[511] == 0xaa);
-}
-
-#ifdef CONFIG_FEATURE_FDISK_WRITABLE
-static char line_buffer[LINE_LENGTH];
-
-/* read line; return 0 or first char */
-static int
-read_line(void)
-{
- static int got_eof = 0;
-
- fflush (stdout); /* requested by niles@scyld.com */
- line_ptr = line_buffer;
- if (!fgets(line_buffer, LINE_LENGTH, stdin)) {
- if (feof(stdin))
- got_eof++; /* user typed ^D ? */
- if (got_eof >= 3) {
- fprintf(stderr, _("\ngot EOF thrice - exiting..\n"));
- exit(1);
- }
- return 0;
- }
- while (*line_ptr && !isgraph(*line_ptr))
- line_ptr++;
- return *line_ptr;
-}
-
-static char
-read_char(const char *mesg)
-{
- do {
- fputs(mesg, stdout);
- } while (!read_line());
- return *line_ptr;
-}
-
-static char
-read_chars(const char *mesg)
-{
- fputs(mesg, stdout);
- if (!read_line()) {
- *line_ptr = '\n';
- line_ptr[1] = 0;
- }
- return *line_ptr;
-}
-
-static int
-read_hex(const struct systypes *sys)
-{
- int hex;
-
- while (1) {
- read_char(_("Hex code (type L to list codes): "));
- if (*line_ptr == 'l' || *line_ptr == 'L')
- list_types(sys);
- else if (isxdigit (*line_ptr)) {
- hex = 0;
- do
- hex = hex << 4 | hex_val(*line_ptr++);
- while (isxdigit(*line_ptr));
- return hex;
- }
- }
-}
-#endif /* CONFIG_FEATURE_FDISK_WRITABLE */
-
-#ifdef CONFIG_FEATURE_AIX_LABEL
-/*
- * Copyright (C) Andreas Neuper, Sep 1998.
- * This file may be redistributed under
- * the terms of the GNU Public License.
- */
-
-typedef struct {
- unsigned int magic; /* expect AIX_LABEL_MAGIC */
- unsigned int fillbytes1[124];
- unsigned int physical_volume_id;
- unsigned int fillbytes2[124];
-} aix_partition;
-
-#define AIX_LABEL_MAGIC 0xc9c2d4c1
-#define AIX_LABEL_MAGIC_SWAPPED 0xc1d4c2c9
-#define AIX_INFO_MAGIC 0x00072959
-#define AIX_INFO_MAGIC_SWAPPED 0x59290700
-
-#define aixlabel ((aix_partition *)MBRbuffer)
-
-
-/*
- Changes:
- * 1999-03-20 Arnaldo Carvalho de Melo <acme@conectiva.com.br>
- * Internationalization
- *
- * 2003-03-20 Phillip Kesling <pkesling@sgi.com>
- * Some fixes
-*/
-
-static int aix_other_endian;
-static short aix_volumes = 1;
-
-/*
- * only dealing with free blocks here
- */
-
-static void
-aix_info(void)
-{
- puts(
- _("\n\tThere is a valid AIX label on this disk.\n"
- "\tUnfortunately Linux cannot handle these\n"
- "\tdisks at the moment. Nevertheless some\n"
- "\tadvice:\n"
- "\t1. fdisk will destroy its contents on write.\n"
- "\t2. Be sure that this disk is NOT a still vital\n"
- "\t part of a volume group. (Otherwise you may\n"
- "\t erase the other disks as well, if unmirrored.)\n"
- "\t3. Before deleting this physical volume be sure\n"
- "\t to remove the disk logically from your AIX\n"
- "\t machine. (Otherwise you become an AIXpert).")
- );
-}
-
-static int
-check_aix_label(void)
-{
- if (aixlabel->magic != AIX_LABEL_MAGIC &&
- aixlabel->magic != AIX_LABEL_MAGIC_SWAPPED) {
- current_label_type = 0;
- aix_other_endian = 0;
- return 0;
- }
- aix_other_endian = (aixlabel->magic == AIX_LABEL_MAGIC_SWAPPED);
- update_units();
- current_label_type = label_aix;
- partitions = 1016;
- aix_volumes = 15;
- aix_info();
- /*aix_nolabel();*/ /* %% */
- /*aix_label = 1;*/ /* %% */
- return 1;
-}
-#endif /* AIX_LABEL */
-
-#ifdef CONFIG_FEATURE_OSF_LABEL
-/*
- * Copyright (c) 1987, 1988 Regents of the University of California.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgment:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
+#define unable_to_open "can't open '%s'"
+#define unable_to_read "can't read from %s"
+#define unable_to_seek "can't seek on %s"
-#ifndef BSD_DISKMAGIC
-#define BSD_DISKMAGIC ((uint32_t) 0x82564557)
-#endif
+enum label_type {
+ LABEL_DOS, LABEL_SUN, LABEL_SGI, LABEL_AIX, LABEL_OSF, LABEL_GPT
+};
-#ifndef BSD_MAXPARTITIONS
-#define BSD_MAXPARTITIONS 16
-#endif
+#define LABEL_IS_DOS (LABEL_DOS == current_label_type)
-#define BSD_LINUX_BOOTDIR "/usr/ucb/mdec"
-
-#if defined (i386) || defined (__sparc__) || defined (__arm__) || defined (__mips__) || defined (__s390__) || defined (__sh__) || defined(__x86_64__)
-#define BSD_LABELSECTOR 1
-#define BSD_LABELOFFSET 0
-#elif defined (__alpha__) || defined (__powerpc__) || defined (__ia64__) || defined (__hppa__)
-#define BSD_LABELSECTOR 0
-#define BSD_LABELOFFSET 64
-#elif defined (__s390__) || defined (__s390x__)
-#define BSD_LABELSECTOR 1
-#define BSD_LABELOFFSET 0
+#if ENABLE_FEATURE_SUN_LABEL
+#define LABEL_IS_SUN (LABEL_SUN == current_label_type)
+#define STATIC_SUN static
#else
-#error unknown architecture
+#define LABEL_IS_SUN 0
+#define STATIC_SUN extern
#endif
-#define BSD_BBSIZE 8192 /* size of boot area, with label */
-#define BSD_SBSIZE 8192 /* max size of fs superblock */
-
-struct xbsd_disklabel {
- uint32_t d_magic; /* the magic number */
- int16_t d_type; /* drive type */
- int16_t d_subtype; /* controller/d_type specific */
- char d_typename[16]; /* type name, e.g. "eagle" */
- char d_packname[16]; /* pack identifier */
- /* disk geometry: */
- uint32_t d_secsize; /* # of bytes per sector */
- uint32_t d_nsectors; /* # of data sectors per track */
- uint32_t d_ntracks; /* # of tracks per cylinder */
- uint32_t d_ncylinders; /* # of data cylinders per unit */
- uint32_t d_secpercyl; /* # of data sectors per cylinder */
- uint32_t d_secperunit; /* # of data sectors per unit */
- /*
- * Spares (bad sector replacements) below
- * are not counted in d_nsectors or d_secpercyl.
- * Spare sectors are assumed to be physical sectors
- * which occupy space at the end of each track and/or cylinder.
- */
- uint16_t d_sparespertrack; /* # of spare sectors per track */
- uint16_t d_sparespercyl; /* # of spare sectors per cylinder */
- /*
- * Alternate cylinders include maintenance, replacement,
- * configuration description areas, etc.
- */
- uint32_t d_acylinders; /* # of alt. cylinders per unit */
-
- /* hardware characteristics: */
- /*
- * d_interleave, d_trackskew and d_cylskew describe perturbations
- * in the media format used to compensate for a slow controller.
- * Interleave is physical sector interleave, set up by the formatter
- * or controller when formatting. When interleaving is in use,
- * logically adjacent sectors are not physically contiguous,
- * but instead are separated by some number of sectors.
- * It is specified as the ratio of physical sectors traversed
- * per logical sector. Thus an interleave of 1:1 implies contiguous
- * layout, while 2:1 implies that logical sector 0 is separated
- * by one sector from logical sector 1.
- * d_trackskew is the offset of sector 0 on track N
- * relative to sector 0 on track N-1 on the same cylinder.
- * Finally, d_cylskew is the offset of sector 0 on cylinder N
- * relative to sector 0 on cylinder N-1.
- */
- uint16_t d_rpm; /* rotational speed */
- uint16_t d_interleave; /* hardware sector interleave */
- uint16_t d_trackskew; /* sector 0 skew, per track */
- uint16_t d_cylskew; /* sector 0 skew, per cylinder */
- uint32_t d_headswitch; /* head switch time, usec */
- uint32_t d_trkseek; /* track-to-track seek, usec */
- uint32_t d_flags; /* generic flags */
-#define NDDATA 5
- uint32_t d_drivedata[NDDATA]; /* drive-type specific information */
-#define NSPARE 5
- uint32_t d_spare[NSPARE]; /* reserved for future use */
- uint32_t d_magic2; /* the magic number (again) */
- uint16_t d_checksum; /* xor of data incl. partitions */
- /* filesystem and partition information: */
- uint16_t d_npartitions; /* number of partitions in following */
- uint32_t d_bbsize; /* size of boot area at sn0, bytes */
- uint32_t d_sbsize; /* max size of fs superblock, bytes */
- struct xbsd_partition { /* the partition table */
- uint32_t p_size; /* number of sectors in partition */
- uint32_t p_offset; /* starting sector */
- uint32_t p_fsize; /* filesystem basic fragment size */
- uint8_t p_fstype; /* filesystem type, see below */
- uint8_t p_frag; /* filesystem fragments per block */
- uint16_t p_cpg; /* filesystem cylinders per group */
- } d_partitions[BSD_MAXPARTITIONS]; /* actually may be more */
-};
-
-/* d_type values: */
-#define BSD_DTYPE_SMD 1 /* SMD, XSMD; VAX hp/up */
-#define BSD_DTYPE_MSCP 2 /* MSCP */
-#define BSD_DTYPE_DEC 3 /* other DEC (rk, rl) */
-#define BSD_DTYPE_SCSI 4 /* SCSI */
-#define BSD_DTYPE_ESDI 5 /* ESDI interface */
-#define BSD_DTYPE_ST506 6 /* ST506 etc. */
-#define BSD_DTYPE_HPIB 7 /* CS/80 on HP-IB */
-#define BSD_DTYPE_HPFL 8 /* HP Fiber-link */
-#define BSD_DTYPE_FLOPPY 10 /* floppy */
-
-/* d_subtype values: */
-#define BSD_DSTYPE_INDOSPART 0x8 /* is inside dos partition */
-#define BSD_DSTYPE_DOSPART(s) ((s) & 3) /* dos partition number */
-#define BSD_DSTYPE_GEOMETRY 0x10 /* drive params in label */
-
-#ifdef DKTYPENAMES
-static const char * const xbsd_dktypenames[] = {
- "unknown",
- "SMD",
- "MSCP",
- "old DEC",
- "SCSI",
- "ESDI",
- "ST506",
- "HP-IB",
- "HP-FL",
- "type 9",
- "floppy",
- 0
-};
-#define BSD_DKMAXTYPES (sizeof(xbsd_dktypenames) / sizeof(xbsd_dktypenames[0]) - 1)
+#if ENABLE_FEATURE_SGI_LABEL
+#define LABEL_IS_SGI (LABEL_SGI == current_label_type)
+#define STATIC_SGI static
+#else
+#define LABEL_IS_SGI 0
+#define STATIC_SGI extern
#endif
-/*
- * Filesystem type and version.
- * Used to interpret other filesystem-specific
- * per-partition information.
- */
-#define BSD_FS_UNUSED 0 /* unused */
-#define BSD_FS_SWAP 1 /* swap */
-#define BSD_FS_V6 2 /* Sixth Edition */
-#define BSD_FS_V7 3 /* Seventh Edition */
-#define BSD_FS_SYSV 4 /* System V */
-#define BSD_FS_V71K 5 /* V7 with 1K blocks (4.1, 2.9) */
-#define BSD_FS_V8 6 /* Eighth Edition, 4K blocks */
-#define BSD_FS_BSDFFS 7 /* 4.2BSD fast file system */
-#define BSD_FS_BSDLFS 9 /* 4.4BSD log-structured file system */
-#define BSD_FS_OTHER 10 /* in use, but unknown/unsupported */
-#define BSD_FS_HPFS 11 /* OS/2 high-performance file system */
-#define BSD_FS_ISO9660 12 /* ISO-9660 filesystem (cdrom) */
-#define BSD_FS_ISOFS BSD_FS_ISO9660
-#define BSD_FS_BOOT 13 /* partition contains bootstrap */
-#define BSD_FS_ADOS 14 /* AmigaDOS fast file system */
-#define BSD_FS_HFS 15 /* Macintosh HFS */
-#define BSD_FS_ADVFS 16 /* Digital Unix AdvFS */
-
-/* this is annoying, but it's also the way it is :-( */
-#ifdef __alpha__
-#define BSD_FS_EXT2 8 /* ext2 file system */
+#if ENABLE_FEATURE_AIX_LABEL
+#define LABEL_IS_AIX (LABEL_AIX == current_label_type)
+#define STATIC_AIX static
#else
-#define BSD_FS_MSDOS 8 /* MS-DOS file system */
+#define LABEL_IS_AIX 0
+#define STATIC_AIX extern
#endif
-#ifdef DKTYPENAMES
-static const struct systypes xbsd_fstypes[] = {
- { "\x00" "unused" }, /* BSD_FS_UNUSED */
- { "\x01" "swap" }, /* BSD_FS_SWAP */
- { "\x02" "Version 6" }, /* BSD_FS_V6 */
- { "\x03" "Version 7" }, /* BSD_FS_V7 */
- { "\x04" "System V" }, /* BSD_FS_SYSV */
- { "\x05" "4.1BSD" }, /* BSD_FS_V71K */
- { "\x06" "Eighth Edition" }, /* BSD_FS_V8 */
- { "\x07" "4.2BSD" }, /* BSD_FS_BSDFFS */
-#ifdef __alpha__
- { "\x08" "ext2" }, /* BSD_FS_EXT2 */
+#if ENABLE_FEATURE_OSF_LABEL
+#define LABEL_IS_OSF (LABEL_OSF == current_label_type)
+#define STATIC_OSF static
#else
- { "\x08" "MS-DOS" }, /* BSD_FS_MSDOS */
+#define LABEL_IS_OSF 0
+#define STATIC_OSF extern
#endif
- { "\x09" "4.4LFS" }, /* BSD_FS_BSDLFS */
- { "\x0a" "unknown" }, /* BSD_FS_OTHER */
- { "\x0b" "HPFS" }, /* BSD_FS_HPFS */
- { "\x0c" "ISO-9660" }, /* BSD_FS_ISO9660 */
- { "\x0d" "boot" }, /* BSD_FS_BOOT */
- { "\x0e" "ADOS" }, /* BSD_FS_ADOS */
- { "\x0f" "HFS" }, /* BSD_FS_HFS */
- { "\x10" "AdvFS" }, /* BSD_FS_ADVFS */
- { NULL }
-};
-#define BSD_FSMAXTYPES (SIZE(xbsd_fstypes)-1)
+#if ENABLE_FEATURE_GPT_LABEL
+#define LABEL_IS_GPT (LABEL_GPT == current_label_type)
+#define STATIC_GPT static
+#else
+#define LABEL_IS_GPT 0
+#define STATIC_GPT extern
#endif
-/*
- * flags shared by various drives:
- */
-#define BSD_D_REMOVABLE 0x01 /* removable media */
-#define BSD_D_ECC 0x02 /* supports ECC */
-#define BSD_D_BADSECT 0x04 /* supports bad sector forw. */
-#define BSD_D_RAMDISK 0x08 /* disk emulator */
-#define BSD_D_CHAIN 0x10 /* can do back-back transfers */
-#define BSD_D_DOSPART 0x20 /* within MSDOS partition */
-
-#endif /* OSF_LABEL */
-
-/*
- * Copyright (C) Andreas Neuper, Sep 1998.
- * This file may be modified and redistributed under
- * the terms of the GNU Public License.
- */
-
-struct device_parameter { /* 48 bytes */
- unsigned char skew;
- unsigned char gap1;
- unsigned char gap2;
- unsigned char sparecyl;
- unsigned short pcylcount;
- unsigned short head_vol0;
- unsigned short ntrks; /* tracks in cyl 0 or vol 0 */
- unsigned char cmd_tag_queue_depth;
- unsigned char unused0;
- unsigned short unused1;
- unsigned short nsect; /* sectors/tracks in cyl 0 or vol 0 */
- unsigned short bytes;
- unsigned short ilfact;
- unsigned int flags; /* controller flags */
- unsigned int datarate;
- unsigned int retries_on_error;
- unsigned int ms_per_word;
- unsigned short xylogics_gap1;
- unsigned short xylogics_syncdelay;
- unsigned short xylogics_readdelay;
- unsigned short xylogics_gap2;
- unsigned short xylogics_readgate;
- unsigned short xylogics_writecont;
-};
+enum action { OPEN_MAIN, TRY_ONLY, CREATE_EMPTY_DOS, CREATE_EMPTY_SUN };
-#define SGI_VOLHDR 0x00
-/* 1 and 2 were used for drive types no longer supported by SGI */
-#define SGI_SWAP 0x03
-/* 4 and 5 were for filesystem types SGI haven't ever supported on MIPS CPUs */
-#define SGI_VOLUME 0x06
-#define SGI_EFS 0x07
-#define SGI_LVOL 0x08
-#define SGI_RLVOL 0x09
-#define SGI_XFS 0x0a
-#define SGI_XFSLOG 0x0b
-#define SGI_XLV 0x0c
-#define SGI_XVM 0x0d
-#define ENTIRE_DISK SGI_VOLUME
-/*
- * controller flags
- */
-#define SECTOR_SLIP 0x01
-#define SECTOR_FWD 0x02
-#define TRACK_FWD 0x04
-#define TRACK_MULTIVOL 0x08
-#define IGNORE_ERRORS 0x10
-#define RESEEK 0x20
-#define ENABLE_CMDTAGQ 0x40
-
-typedef struct {
- unsigned int magic; /* expect SGI_LABEL_MAGIC */
- unsigned short boot_part; /* active boot partition */
- unsigned short swap_part; /* active swap partition */
- unsigned char boot_file[16]; /* name of the bootfile */
- struct device_parameter devparam; /* 1 * 48 bytes */
- struct volume_directory { /* 15 * 16 bytes */
- unsigned char vol_file_name[8]; /* a character array */
- unsigned int vol_file_start; /* number of logical block */
- unsigned int vol_file_size; /* number of bytes */
- } directory[15];
- struct sgi_partition { /* 16 * 12 bytes */
- unsigned int num_sectors; /* number of blocks */
- unsigned int start_sector; /* must be cylinder aligned */
- unsigned int id;
- } partitions[16];
- unsigned int csum;
- unsigned int fillbytes;
-} sgi_partition;
-
-typedef struct {
- unsigned int magic; /* looks like a magic number */
- unsigned int a2;
- unsigned int a3;
- unsigned int a4;
- unsigned int b1;
- unsigned short b2;
- unsigned short b3;
- unsigned int c[16];
- unsigned short d[3];
- unsigned char scsi_string[50];
- unsigned char serial[137];
- unsigned short check1816;
- unsigned char installer[225];
-} sgiinfo;
-
-#define SGI_LABEL_MAGIC 0x0be5a941
-#define SGI_LABEL_MAGIC_SWAPPED 0x41a9e50b
-#define SGI_INFO_MAGIC 0x00072959
-#define SGI_INFO_MAGIC_SWAPPED 0x59290700
-#define SGI_SSWAP16(x) (sgi_other_endian ? __swap16(x) \
- : (uint16_t)(x))
-#define SGI_SSWAP32(x) (sgi_other_endian ? __swap32(x) \
- : (uint32_t)(x))
-
-#define sgilabel ((sgi_partition *)MBRbuffer)
-#define sgiparam (sgilabel->devparam)
-
-typedef struct {
- unsigned char info[128]; /* Informative text string */
- unsigned char spare0[14];
- struct sun_info {
- unsigned char spare1;
- unsigned char id;
- unsigned char spare2;
- unsigned char flags;
- } infos[8];
- unsigned char spare1[246]; /* Boot information etc. */
- unsigned short rspeed; /* Disk rotational speed */
- unsigned short pcylcount; /* Physical cylinder count */
- unsigned short sparecyl; /* extra sects per cylinder */
- unsigned char spare2[4]; /* More magic... */
- unsigned short ilfact; /* Interleave factor */
- unsigned short ncyl; /* Data cylinder count */
- unsigned short nacyl; /* Alt. cylinder count */
- unsigned short ntrks; /* Tracks per cylinder */
- unsigned short nsect; /* Sectors per track */
- unsigned char spare3[4]; /* Even more magic... */
- struct sun_partition {
- uint32_t start_cylinder;
- uint32_t num_sectors;
- } partitions[8];
- unsigned short magic; /* Magic number */
- unsigned short csum; /* Label xor'd checksum */
-} sun_partition;
+static void update_units(void);
+#if ENABLE_FEATURE_FDISK_WRITABLE
+static void change_units(void);
+static void reread_partition_table(int leave);
+static void delete_partition(int i);
+static unsigned get_partition(int warn, unsigned max);
+static void list_types(const char *const *sys);
+static sector_t read_int(sector_t low, sector_t dflt, sector_t high, sector_t base, const char *mesg);
+#endif
+static const char *partition_type(unsigned char type);
+static void get_geometry(void);
+static void read_pte(struct pte *pe, sector_t offset);
+#if ENABLE_FEATURE_SUN_LABEL || ENABLE_FEATURE_FDISK_WRITABLE
+static int get_boot(enum action what);
+#else
+static int get_boot(void);
+#endif
+#define PLURAL 0
+#define SINGULAR 1
-#define SUN_LABEL_MAGIC 0xDABE
-#define SUN_LABEL_MAGIC_SWAPPED 0xBEDA
-#define sunlabel ((sun_partition *)MBRbuffer)
-#define SUN_SSWAP16(x) (sun_other_endian ? __swap16(x) \
- : (uint16_t)(x))
-#define SUN_SSWAP32(x) (sun_other_endian ? __swap32(x) \
- : (uint32_t)(x))
+static sector_t get_start_sect(const struct partition *p);
+static sector_t get_nr_sects(const struct partition *p);
-
-#ifdef CONFIG_FEATURE_OSF_LABEL
-/*
- Changes:
- 19990319 - Arnaldo Carvalho de Melo <acme@conectiva.com.br> - i18n/nls
-
- 20000101 - David Huggins-Daines <dhuggins@linuxcare.com> - Better
- support for OSF/1 disklabels on Alpha.
- Also fixed unaligned accesses in alpha_bootblock_checksum()
-*/
-
-#define FREEBSD_PARTITION 0xa5
-#define NETBSD_PARTITION 0xa9
-
-static void xbsd_delete_part(void);
-static void xbsd_new_part(void);
-static void xbsd_write_disklabel(void);
-static int xbsd_create_disklabel(void);
-static void xbsd_edit_disklabel(void);
-static void xbsd_write_bootstrap(void);
-static void xbsd_change_fstype(void);
-static int xbsd_get_part_index(int max);
-static int xbsd_check_new_partition(int *i);
-static void xbsd_list_types(void);
-static u_short xbsd_dkcksum(struct xbsd_disklabel *lp);
-static int xbsd_initlabel(struct partition *p, struct xbsd_disklabel *d);
-static int xbsd_readlabel(struct partition *p, struct xbsd_disklabel *d);
-static int xbsd_writelabel(struct partition *p, struct xbsd_disklabel *d);
-
-#if defined (__alpha__)
-static void alpha_bootblock_checksum(char *boot);
-#endif
-
-#if !defined (__alpha__)
-static int xbsd_translate_fstype(int linux_type);
-static void xbsd_link_part(void);
-static struct partition *xbsd_part;
-static int xbsd_part_index;
-#endif
-
-#if defined (__alpha__)
-/* We access this through a uint64_t * when checksumming */
-static char disklabelbuffer[BSD_BBSIZE] ATTRIBUTE_ALIGNED(8);
-#else
-static char disklabelbuffer[BSD_BBSIZE];
-#endif
-
-static struct xbsd_disklabel xbsd_dlabel;
-
-#define bsd_cround(n) \
- (display_in_cyl_units ? ((n)/xbsd_dlabel.d_secpercyl) + 1 : (n))
-
-/*
- * Test whether the whole disk has BSD disk label magic.
- *
- * Note: often reformatting with DOS-type label leaves the BSD magic,
- * so this does not mean that there is a BSD disk label.
- */
-static int
-check_osf_label(void)
-{
- if (xbsd_readlabel(NULL, &xbsd_dlabel) == 0)
- return 0;
- return 1;
-}
-
-static void xbsd_print_disklabel(int);
-
-static int
-btrydev(const char * dev)
-{
- if (xbsd_readlabel (NULL, &xbsd_dlabel) == 0)
- return -1;
- printf(_("\nBSD label for device: %s\n"), dev);
- xbsd_print_disklabel (0);
- return 0;
-}
-
-static void
-bmenu(void)
-{
- puts (_("Command action"));
- puts (_("\td\tdelete a BSD partition"));
- puts (_("\te\tedit drive data"));
- puts (_("\ti\tinstall bootstrap"));
- puts (_("\tl\tlist known filesystem types"));
- puts (_("\tm\tprint this menu"));
- puts (_("\tn\tadd a new BSD partition"));
- puts (_("\tp\tprint BSD partition table"));
- puts (_("\tq\tquit without saving changes"));
- puts (_("\tr\treturn to main menu"));
- puts (_("\ts\tshow complete disklabel"));
- puts (_("\tt\tchange a partition's filesystem id"));
- puts (_("\tu\tchange units (cylinders/sectors)"));
- puts (_("\tw\twrite disklabel to disk"));
-#if !defined (__alpha__)
- puts (_("\tx\tlink BSD partition to non-BSD partition"));
-#endif
-}
-
-#if !defined (__alpha__)
-static int
-hidden(int type)
-{
- return type ^ 0x10;
-}
-
-static int
-is_bsd_partition_type(int type)
-{
- return (type == FREEBSD_PARTITION ||
- type == hidden(FREEBSD_PARTITION) ||
- type == NETBSD_PARTITION ||
- type == hidden(NETBSD_PARTITION));
-}
-#endif
-
-static void
-bselect(void)
-{
-#if !defined (__alpha__)
- int t, ss;
- struct partition *p;
-
- for (t = 0; t < 4; t++) {
- p = get_part_table(t);
- if (p && is_bsd_partition_type(p->sys_ind)) {
- xbsd_part = p;
- xbsd_part_index = t;
- ss = get_start_sect(xbsd_part);
- if (ss == 0) {
- fprintf(stderr, _("Partition %s has invalid starting sector 0.\n"),
- partname(disk_device, t+1, 0));
- return;
- }
- printf(_("Reading disklabel of %s at sector %d.\n"),
- partname(disk_device, t+1, 0), ss + BSD_LABELSECTOR);
- if (xbsd_readlabel(xbsd_part, &xbsd_dlabel) == 0)
- if (xbsd_create_disklabel() == 0)
- return;
- break;
- }
- }
-
- if (t == 4) {
- printf(_("There is no *BSD partition on %s.\n"), disk_device);
- return;
- }
-
-#elif defined (__alpha__)
-
- if (xbsd_readlabel(NULL, &xbsd_dlabel) == 0)
- if (xbsd_create_disklabel() == 0)
- exit (EXIT_SUCCESS);
-
-#endif
-
- while (1) {
- putchar('\n');
- switch (tolower(read_char(_("BSD disklabel command (m for help): ")))) {
- case 'd':
- xbsd_delete_part();
- break;
- case 'e':
- xbsd_edit_disklabel();
- break;
- case 'i':
- xbsd_write_bootstrap();
- break;
- case 'l':
- xbsd_list_types();
- break;
- case 'n':
- xbsd_new_part();
- break;
- case 'p':
- xbsd_print_disklabel(0);
- break;
- case 'q':
- close(fd);
- exit(EXIT_SUCCESS);
- case 'r':
- return;
- case 's':
- xbsd_print_disklabel(1);
- break;
- case 't':
- xbsd_change_fstype();
- break;
- case 'u':
- change_units();
- break;
- case 'w':
- xbsd_write_disklabel();
- break;
-#if !defined (__alpha__)
- case 'x':
- xbsd_link_part();
- break;
-#endif
- default:
- bmenu();
- break;
- }
- }
-}
-
-static void
-xbsd_delete_part(void)
-{
- int i;
-
- i = xbsd_get_part_index(xbsd_dlabel.d_npartitions);
- xbsd_dlabel.d_partitions[i].p_size = 0;
- xbsd_dlabel.d_partitions[i].p_offset = 0;
- xbsd_dlabel.d_partitions[i].p_fstype = BSD_FS_UNUSED;
- if (xbsd_dlabel.d_npartitions == i + 1)
- while (xbsd_dlabel.d_partitions[xbsd_dlabel.d_npartitions-1].p_size == 0)
- xbsd_dlabel.d_npartitions--;
-}
-
-static void
-xbsd_new_part(void)
-{
- off_t begin, end;
- char mesg[256];
- int i;
-
- if (!xbsd_check_new_partition(&i))
- return;
-
-#if !defined (__alpha__) && !defined (__powerpc__) && !defined (__hppa__)
- begin = get_start_sect(xbsd_part);
- end = begin + get_nr_sects(xbsd_part) - 1;
-#else
- begin = 0;
- end = xbsd_dlabel.d_secperunit - 1;
-#endif
-
- snprintf(mesg, sizeof(mesg), _("First %s"), str_units(SINGULAR));
- begin = read_int(bsd_cround(begin), bsd_cround(begin), bsd_cround(end),
- 0, mesg);
-
- if (display_in_cyl_units)
- begin = (begin - 1) * xbsd_dlabel.d_secpercyl;
-
- snprintf(mesg, sizeof(mesg), _("Last %s or +size or +sizeM or +sizeK"),
- str_units(SINGULAR));
- end = read_int(bsd_cround (begin), bsd_cround (end), bsd_cround (end),
- bsd_cround (begin), mesg);
-
- if (display_in_cyl_units)
- end = end * xbsd_dlabel.d_secpercyl - 1;
-
- xbsd_dlabel.d_partitions[i].p_size = end - begin + 1;
- xbsd_dlabel.d_partitions[i].p_offset = begin;
- xbsd_dlabel.d_partitions[i].p_fstype = BSD_FS_UNUSED;
-}
-
-static void
-xbsd_print_disklabel(int show_all)
-{
- struct xbsd_disklabel *lp = &xbsd_dlabel;
- struct xbsd_partition *pp;
- int i, j;
-
- if (show_all) {
-#if defined (__alpha__)
- printf("# %s:\n", disk_device);
-#else
- printf("# %s:\n", partname(disk_device, xbsd_part_index+1, 0));
-#endif
- if ((unsigned) lp->d_type < BSD_DKMAXTYPES)
- printf(_("type: %s\n"), xbsd_dktypenames[lp->d_type]);
- else
- printf(_("type: %d\n"), lp->d_type);
- printf(_("disk: %.*s\n"), (int) sizeof(lp->d_typename), lp->d_typename);
- printf(_("label: %.*s\n"), (int) sizeof(lp->d_packname), lp->d_packname);
- printf(_("flags:"));
- if (lp->d_flags & BSD_D_REMOVABLE)
- printf(_(" removable"));
- if (lp->d_flags & BSD_D_ECC)
- printf(_(" ecc"));
- if (lp->d_flags & BSD_D_BADSECT)
- printf(_(" badsect"));
- printf("\n");
- /* On various machines the fields of *lp are short/int/long */
- /* In order to avoid problems, we cast them all to long. */
- printf(_("bytes/sector: %ld\n"), (long) lp->d_secsize);
- printf(_("sectors/track: %ld\n"), (long) lp->d_nsectors);
- printf(_("tracks/cylinder: %ld\n"), (long) lp->d_ntracks);
- printf(_("sectors/cylinder: %ld\n"), (long) lp->d_secpercyl);
- printf(_("cylinders: %ld\n"), (long) lp->d_ncylinders);
- printf(_("rpm: %d\n"), lp->d_rpm);
- printf(_("interleave: %d\n"), lp->d_interleave);
- printf(_("trackskew: %d\n"), lp->d_trackskew);
- printf(_("cylinderskew: %d\n"), lp->d_cylskew);
- printf(_("headswitch: %ld\t\t# milliseconds\n"),
- (long) lp->d_headswitch);
- printf(_("track-to-track seek: %ld\t# milliseconds\n"),
- (long) lp->d_trkseek);
- printf(_("drivedata: "));
- for (i = NDDATA - 1; i >= 0; i--)
- if (lp->d_drivedata[i])
- break;
- if (i < 0)
- i = 0;
- for (j = 0; j <= i; j++)
- printf("%ld ", (long) lp->d_drivedata[j]);
- }
- printf(_("\n%d partitions:\n"), lp->d_npartitions);
- printf(_("# start end size fstype [fsize bsize cpg]\n"));
- pp = lp->d_partitions;
- for (i = 0; i < lp->d_npartitions; i++, pp++) {
- if (pp->p_size) {
- if (display_in_cyl_units && lp->d_secpercyl) {
- printf(" %c: %8ld%c %8ld%c %8ld%c ",
- 'a' + i,
- (long) pp->p_offset / lp->d_secpercyl + 1,
- (pp->p_offset % lp->d_secpercyl) ? '*' : ' ',
- (long) (pp->p_offset + pp->p_size + lp->d_secpercyl - 1) / lp->d_secpercyl,
- ((pp->p_offset + pp->p_size) % lp->d_secpercyl) ? '*' : ' ',
- (long) pp->p_size / lp->d_secpercyl,
- (pp->p_size % lp->d_secpercyl) ? '*' : ' '
- );
- } else {
- printf(" %c: %8ld %8ld %8ld ",
- 'a' + i,
- (long) pp->p_offset,
- (long) pp->p_offset + pp->p_size - 1,
- (long) pp->p_size
- );
- }
-
- if ((unsigned) pp->p_fstype < BSD_FSMAXTYPES)
- printf("%8.8s", xbsd_fstypes[pp->p_fstype].name);
- else
- printf("%8x", pp->p_fstype);
-
- switch (pp->p_fstype) {
- case BSD_FS_UNUSED:
- printf(" %5ld %5ld %5.5s ",
- (long) pp->p_fsize, (long) pp->p_fsize * pp->p_frag, "");
- break;
- case BSD_FS_BSDFFS:
- printf(" %5ld %5ld %5d ",
- (long) pp->p_fsize, (long) pp->p_fsize * pp->p_frag, pp->p_cpg);
- break;
- default:
- printf("%22.22s", "");
- break;
- }
- printf("\n");
- }
- }
-}
-
-static void
-xbsd_write_disklabel(void)
-{
-#if defined (__alpha__)
- printf(_("Writing disklabel to %s.\n"), disk_device);
- xbsd_writelabel(NULL, &xbsd_dlabel);
-#else
- printf(_("Writing disklabel to %s.\n"),
- partname(disk_device, xbsd_part_index + 1, 0));
- xbsd_writelabel(xbsd_part, &xbsd_dlabel);
-#endif
- reread_partition_table(0); /* no exit yet */
-}
-
-static int
-xbsd_create_disklabel(void)
-{
- char c;
-
-#if defined (__alpha__)
- fprintf(stderr, _("%s contains no disklabel.\n"), disk_device);
-#else
- fprintf(stderr, _("%s contains no disklabel.\n"),
- partname(disk_device, xbsd_part_index + 1, 0));
-#endif
-
- while (1) {
- c = read_char(_("Do you want to create a disklabel? (y/n) "));
- if (c == 'y' || c == 'Y') {
- if (xbsd_initlabel(
-#if defined (__alpha__) || defined (__powerpc__) || defined (__hppa__) || \
- defined (__s390__) || defined (__s390x__)
- NULL, &xbsd_dlabel
-#else
- xbsd_part, &xbsd_dlabel/* not used, xbsd_part_index*/
-#endif
- ) == 1) {
- xbsd_print_disklabel (1);
- return 1;
- } else
- return 0;
- } else if (c == 'n')
- return 0;
- }
-}
-
-static int
-edit_int(int def, char *mesg)
-{
- do {
- fputs(mesg, stdout);
- printf(" (%d): ", def);
- if (!read_line())
- return def;
- }
- while (!isdigit(*line_ptr)); /* FIXME: ?!! */
- return atoi(line_ptr);
-}
-
-static void
-xbsd_edit_disklabel(void)
-{
- struct xbsd_disklabel *d;
-
- d = &xbsd_dlabel;
-
-#if defined (__alpha__) || defined (__ia64__)
- d->d_secsize = (u_long) edit_int((u_long) d->d_secsize ,_("bytes/sector"));
- d->d_nsectors = (u_long) edit_int((u_long) d->d_nsectors ,_("sectors/track"));
- d->d_ntracks = (u_long) edit_int((u_long) d->d_ntracks ,_("tracks/cylinder"));
- d->d_ncylinders = (u_long) edit_int((u_long) d->d_ncylinders ,_("cylinders"));
-#endif
-
- /* d->d_secpercyl can be != d->d_nsectors * d->d_ntracks */
- while (1) {
- d->d_secpercyl = (u_long) edit_int((u_long) d->d_nsectors * d->d_ntracks,
- _("sectors/cylinder"));
- if (d->d_secpercyl <= d->d_nsectors * d->d_ntracks)
- break;
-
- printf(_("Must be <= sectors/track * tracks/cylinder (default).\n"));
- }
- d->d_rpm = (u_short) edit_int((u_short) d->d_rpm ,_("rpm"));
- d->d_interleave = (u_short) edit_int((u_short) d->d_interleave,_("interleave"));
- d->d_trackskew = (u_short) edit_int((u_short) d->d_trackskew ,_("trackskew"));
- d->d_cylskew = (u_short) edit_int((u_short) d->d_cylskew ,_("cylinderskew"));
- d->d_headswitch = (u_long) edit_int((u_long) d->d_headswitch ,_("headswitch"));
- d->d_trkseek = (u_long) edit_int((u_long) d->d_trkseek ,_("track-to-track seek"));
-
- d->d_secperunit = d->d_secpercyl * d->d_ncylinders;
-}
-
-static int
-xbsd_get_bootstrap (char *path, void *ptr, int size)
-{
- int fdb;
-
- if ((fdb = open (path, O_RDONLY)) < 0) {
- perror(path);
- return 0;
- }
- if (read(fdb, ptr, size) < 0) {
- perror(path);
- close(fdb);
- return 0;
- }
- printf(" ... %s\n", path);
- close(fdb);
- return 1;
-}
-
-static void
-sync_disks(void)
-{
- printf(_("\nSyncing disks.\n"));
- sync();
- sleep(4); /* What? */
-}
-
-static void
-xbsd_write_bootstrap(void)
-{
- char *bootdir = BSD_LINUX_BOOTDIR;
- char path[MAXPATHLEN];
- char *dkbasename;
- struct xbsd_disklabel dl;
- char *d, *p, *e;
- int sector;
-
- if (xbsd_dlabel.d_type == BSD_DTYPE_SCSI)
- dkbasename = "sd";
- else
- dkbasename = "wd";
-
- printf(_("Bootstrap: %sboot -> boot%s (%s): "),
- dkbasename, dkbasename, dkbasename);
- if (read_line()) {
- line_ptr[strlen(line_ptr)-1] = '\0';
- dkbasename = line_ptr;
- }
- snprintf(path, sizeof(path), "%s/%sboot", bootdir, dkbasename);
- if (!xbsd_get_bootstrap(path, disklabelbuffer, (int) xbsd_dlabel.d_secsize))
- return;
-
-/* We need a backup of the disklabel (xbsd_dlabel might have changed). */
- d = &disklabelbuffer[BSD_LABELSECTOR * SECTOR_SIZE];
- memmove(&dl, d, sizeof(struct xbsd_disklabel));
-
-/* The disklabel will be overwritten by 0's from bootxx anyway */
- memset(d, 0, sizeof(struct xbsd_disklabel));
-
- snprintf(path, sizeof(path), "%s/boot%s", bootdir, dkbasename);
- if (!xbsd_get_bootstrap (path, &disklabelbuffer[xbsd_dlabel.d_secsize],
- (int) xbsd_dlabel.d_bbsize - xbsd_dlabel.d_secsize))
- return;
-
- e = d + sizeof(struct xbsd_disklabel);
- for (p = d; p < e; p++)
- if (*p) {
- fprintf(stderr, _("Bootstrap overlaps with disk label!\n"));
- exit(EXIT_FAILURE);
- }
-
- memmove(d, &dl, sizeof(struct xbsd_disklabel));
-
-#if defined (__powerpc__) || defined (__hppa__)
- sector = 0;
-#elif defined (__alpha__)
- sector = 0;
- alpha_bootblock_checksum(disklabelbuffer);
-#else
- sector = get_start_sect(xbsd_part);
-#endif
-
- if (lseek(fd, sector * SECTOR_SIZE, SEEK_SET) == -1)
- fdisk_fatal(unable_to_seek);
- if (BSD_BBSIZE != write(fd, disklabelbuffer, BSD_BBSIZE))
- fdisk_fatal(unable_to_write);
-
-#if defined (__alpha__)
- printf(_("Bootstrap installed on %s.\n"), disk_device);
-#else
- printf(_("Bootstrap installed on %s.\n"),
- partname (disk_device, xbsd_part_index+1, 0));
-#endif
-
- sync_disks();
-}
-
-static void
-xbsd_change_fstype(void)
-{
- int i;
-
- i = xbsd_get_part_index(xbsd_dlabel.d_npartitions);
- xbsd_dlabel.d_partitions[i].p_fstype = read_hex(xbsd_fstypes);
-}
-
-static int
-xbsd_get_part_index(int max)
-{
- char prompt[256];
- char l;
-
- snprintf(prompt, sizeof(prompt), _("Partition (a-%c): "), 'a' + max - 1);
- do
- l = tolower(read_char(prompt));
- while (l < 'a' || l > 'a' + max - 1);
- return l - 'a';
-}
-
-static int
-xbsd_check_new_partition(int *i)
-{
- /* room for more? various BSD flavours have different maxima */
- if (xbsd_dlabel.d_npartitions == BSD_MAXPARTITIONS) {
- int t;
-
- for (t = 0; t < BSD_MAXPARTITIONS; t++)
- if (xbsd_dlabel.d_partitions[t].p_size == 0)
- break;
-
- if (t == BSD_MAXPARTITIONS) {
- fprintf(stderr, _("The maximum number of partitions "
- "has been created\n"));
- return 0;
- }
- }
-
- *i = xbsd_get_part_index (BSD_MAXPARTITIONS);
-
- if (*i >= xbsd_dlabel.d_npartitions)
- xbsd_dlabel.d_npartitions = (*i) + 1;
-
- if (xbsd_dlabel.d_partitions[*i].p_size != 0) {
- fprintf(stderr, _("This partition already exists.\n"));
- return 0;
- }
-
- return 1;
-}
-
-static void
-xbsd_list_types(void)
-{
- list_types(xbsd_fstypes);
-}
-
-static u_short
-xbsd_dkcksum(struct xbsd_disklabel *lp)
-{
- u_short *start, *end;
- u_short sum = 0;
-
- start = (u_short *) lp;
- end = (u_short *) &lp->d_partitions[lp->d_npartitions];
- while (start < end)
- sum ^= *start++;
- return sum;
-}
-
-static int
-xbsd_initlabel(struct partition *p, struct xbsd_disklabel *d)
-{
- struct xbsd_partition *pp;
-
- get_geometry();
- memset(d, 0, sizeof(struct xbsd_disklabel));
-
- d->d_magic = BSD_DISKMAGIC;
-
- if (strncmp(disk_device, "/dev/sd", 7) == 0)
- d->d_type = BSD_DTYPE_SCSI;
- else
- d->d_type = BSD_DTYPE_ST506;
-
-#if 0 /* not used (at least not written to disk) by NetBSD/i386 1.0 */
- d->d_subtype = BSD_DSTYPE_INDOSPART & pindex;
-#endif
-
-#if !defined (__alpha__)
- d->d_flags = BSD_D_DOSPART;
-#else
- d->d_flags = 0;
-#endif
- d->d_secsize = SECTOR_SIZE; /* bytes/sector */
- d->d_nsectors = sectors; /* sectors/track */
- d->d_ntracks = heads; /* tracks/cylinder (heads) */
- d->d_ncylinders = cylinders;
- d->d_secpercyl = sectors * heads;/* sectors/cylinder */
- if (d->d_secpercyl == 0)
- d->d_secpercyl = 1; /* avoid segfaults */
- d->d_secperunit = d->d_secpercyl * d->d_ncylinders;
-
- d->d_rpm = 3600;
- d->d_interleave = 1;
- d->d_trackskew = 0;
- d->d_cylskew = 0;
- d->d_headswitch = 0;
- d->d_trkseek = 0;
-
- d->d_magic2 = BSD_DISKMAGIC;
- d->d_bbsize = BSD_BBSIZE;
- d->d_sbsize = BSD_SBSIZE;
-
-#if !defined (__alpha__)
- d->d_npartitions = 4;
- pp = &d->d_partitions[2]; /* Partition C should be
- the NetBSD partition */
- pp->p_offset = get_start_sect(p);
- pp->p_size = get_nr_sects(p);
- pp->p_fstype = BSD_FS_UNUSED;
- pp = &d->d_partitions[3]; /* Partition D should be
- the whole disk */
- pp->p_offset = 0;
- pp->p_size = d->d_secperunit;
- pp->p_fstype = BSD_FS_UNUSED;
-#elif defined (__alpha__)
- d->d_npartitions = 3;
- pp = &d->d_partitions[2]; /* Partition C should be
- the whole disk */
- pp->p_offset = 0;
- pp->p_size = d->d_secperunit;
- pp->p_fstype = BSD_FS_UNUSED;
-#endif
-
- return 1;
-}
-
-/*
- * Read a xbsd_disklabel from sector 0 or from the starting sector of p.
- * If it has the right magic, return 1.
- */
-static int
-xbsd_readlabel (struct partition *p, struct xbsd_disklabel *d)
-{
- int t, sector;
-
- /* p is used only to get the starting sector */
-#if !defined (__alpha__)
- sector = (p ? get_start_sect(p) : 0);
-#elif defined (__alpha__)
- sector = 0;
-#endif
-
- if (lseek(fd, sector * SECTOR_SIZE, SEEK_SET) == -1)
- fdisk_fatal(unable_to_seek);
- if (BSD_BBSIZE != read(fd, disklabelbuffer, BSD_BBSIZE))
- fdisk_fatal(unable_to_read);
-
- memmove(d, &disklabelbuffer[BSD_LABELSECTOR * SECTOR_SIZE + BSD_LABELOFFSET],
- sizeof(struct xbsd_disklabel));
-
- if (d->d_magic != BSD_DISKMAGIC || d->d_magic2 != BSD_DISKMAGIC)
- return 0;
-
- for (t = d->d_npartitions; t < BSD_MAXPARTITIONS; t++) {
- d->d_partitions[t].p_size = 0;
- d->d_partitions[t].p_offset = 0;
- d->d_partitions[t].p_fstype = BSD_FS_UNUSED;
- }
-
- if (d->d_npartitions > BSD_MAXPARTITIONS)
- fprintf(stderr, _("Warning: too many partitions "
- "(%d, maximum is %d).\n"),
- d->d_npartitions, BSD_MAXPARTITIONS);
- return 1;
-}
-
-static int
-xbsd_writelabel (struct partition *p, struct xbsd_disklabel *d)
-{
- unsigned int sector;
-
-#if !defined (__alpha__) && !defined (__powerpc__) && !defined (__hppa__)
- sector = get_start_sect(p) + BSD_LABELSECTOR;
-#else
- sector = BSD_LABELSECTOR;
-#endif
-
- d->d_checksum = 0;
- d->d_checksum = xbsd_dkcksum (d);
-
- /* This is necessary if we want to write the bootstrap later,
- otherwise we'd write the old disklabel with the bootstrap.
- */
- memmove(&disklabelbuffer[BSD_LABELSECTOR * SECTOR_SIZE + BSD_LABELOFFSET],
- d, sizeof(struct xbsd_disklabel));
-
-#if defined (__alpha__) && BSD_LABELSECTOR == 0
- alpha_bootblock_checksum (disklabelbuffer);
- if (lseek(fd, 0, SEEK_SET) == -1)
- fdisk_fatal(unable_to_seek);
- if (BSD_BBSIZE != write(fd, disklabelbuffer, BSD_BBSIZE))
- fdisk_fatal(unable_to_write);
-#else
- if (lseek(fd, sector * SECTOR_SIZE + BSD_LABELOFFSET, SEEK_SET) == -1)
- fdisk_fatal(unable_to_seek);
- if (sizeof(struct xbsd_disklabel) != write(fd, d, sizeof(struct xbsd_disklabel)))
- fdisk_fatal(unable_to_write);
-#endif
- sync_disks();
- return 1;
-}
-
-
-#if !defined (__alpha__)
-static int
-xbsd_translate_fstype(int linux_type)
-{
- switch (linux_type) {
- case 0x01: /* DOS 12-bit FAT */
- case 0x04: /* DOS 16-bit <32M */
- case 0x06: /* DOS 16-bit >=32M */
- case 0xe1: /* DOS access */
- case 0xe3: /* DOS R/O */
- case 0xf2: /* DOS secondary */
- return BSD_FS_MSDOS;
- case 0x07: /* OS/2 HPFS */
- return BSD_FS_HPFS;
- default:
- return BSD_FS_OTHER;
- }
-}
-
-static void
-xbsd_link_part(void)
-{
- int k, i;
- struct partition *p;
-
- k = get_partition(1, partitions);
-
- if (!xbsd_check_new_partition(&i))
- return;
-
- p = get_part_table(k);
-
- xbsd_dlabel.d_partitions[i].p_size = get_nr_sects(p);
- xbsd_dlabel.d_partitions[i].p_offset = get_start_sect(p);
- xbsd_dlabel.d_partitions[i].p_fstype = xbsd_translate_fstype(p->sys_ind);
-}
-#endif
-
-#if defined (__alpha__)
-
-#if !defined(__GLIBC__)
-typedef unsigned long long uint64_t;
-#endif
-
-static void
-alpha_bootblock_checksum(char *boot)
-{
- uint64_t *dp, sum;
- int i;
-
- dp = (uint64_t *)boot;
- sum = 0;
- for (i = 0; i < 63; i++)
- sum += dp[i];
- dp[63] = sum;
-}
-#endif /* __alpha__ */
-
-#endif /* OSF_LABEL */
-
-#if defined(CONFIG_FEATURE_SGI_LABEL) || defined(CONFIG_FEATURE_SUN_LABEL)
-static inline unsigned short
-__swap16(unsigned short x)
-{
- return (((uint16_t)(x) & 0xFF) << 8) | (((uint16_t)(x) & 0xFF00) >> 8);
-}
-
-static inline uint32_t
-__swap32(uint32_t x)
-{
- return (((x & 0xFF) << 24) |
- ((x & 0xFF00) << 8) |
- ((x & 0xFF0000) >> 8) |
- ((x & 0xFF000000) >> 24));
-}
-#endif
-
-#ifdef CONFIG_FEATURE_SGI_LABEL
-/*
- *
- * fdisksgilabel.c
- *
- * Copyright (C) Andreas Neuper, Sep 1998.
- * This file may be modified and redistributed under
- * the terms of the GNU Public License.
- *
- * Sat Mar 20 EST 1999 Arnaldo Carvalho de Melo <acme@conectiva.com.br>
- * Internationalization
- */
-
-
-static int sgi_other_endian;
-static int debug;
-static short sgi_volumes = 1;
-
-/*
- * only dealing with free blocks here
- */
-
-typedef struct {
- unsigned int first;
- unsigned int last;
-} freeblocks;
-static freeblocks freelist[17]; /* 16 partitions can produce 17 vacant slots */
-
-static void
-setfreelist(int i, unsigned int f, unsigned int l)
-{
- freelist[i].first = f;
- freelist[i].last = l;
-}
-
-static void
-add2freelist(unsigned int f, unsigned int l)
-{
- int i;
- for (i = 0; i < 17 ; i++)
- if (freelist[i].last == 0)
- break;
- setfreelist(i, f, l);
-}
-
-static void
-clearfreelist(void)
-{
- int i;
-
- for (i = 0; i < 17 ; i++)
- setfreelist(i, 0, 0);
-}
-
-static unsigned int
-isinfreelist(unsigned int b)
-{
- int i;
-
- for (i = 0; i < 17 ; i++)
- if (freelist[i].first <= b && freelist[i].last >= b)
- return freelist[i].last;
- return 0;
-}
- /* return last vacant block of this stride (never 0). */
- /* the '>=' is not quite correct, but simplifies the code */
-/*
- * end of free blocks section
- */
-
-static const struct systypes sgi_sys_types[] = {
-/* SGI_VOLHDR */ { "\x00" "SGI volhdr" },
-/* 0x01 */ { "\x01" "SGI trkrepl" },
-/* 0x02 */ { "\x02" "SGI secrepl" },
-/* SGI_SWAP */ { "\x03" "SGI raw" },
-/* 0x04 */ { "\x04" "SGI bsd" },
-/* 0x05 */ { "\x05" "SGI sysv" },
-/* ENTIRE_DISK */ { "\x06" "SGI volume" },
-/* SGI_EFS */ { "\x07" "SGI efs" },
-/* 0x08 */ { "\x08" "SGI lvol" },
-/* 0x09 */ { "\x09" "SGI rlvol" },
-/* SGI_XFS */ { "\x0a" "SGI xfs" },
-/* SGI_XFSLOG */ { "\x0b" "SGI xfslog" },
-/* SGI_XLV */ { "\x0c" "SGI xlv" },
-/* SGI_XVM */ { "\x0d" "SGI xvm" },
-/* LINUX_SWAP */ { "\x82" "Linux swap" },
-/* LINUX_NATIVE */ { "\x83" "Linux native" },
-/* LINUX_LVM */ { "\x8d" "Linux LVM" },
-/* LINUX_RAID */ { "\xfd" "Linux RAID" },
- { NULL }
-};
-
-
-static int
-sgi_get_nsect(void)
-{
- return SGI_SSWAP16(sgilabel->devparam.nsect);
-}
-
-static int
-sgi_get_ntrks(void)
-{
- return SGI_SSWAP16(sgilabel->devparam.ntrks);
-}
-
-static unsigned int
-two_s_complement_32bit_sum(unsigned int* base, int size /* in bytes */)
-{
- int i = 0;
- unsigned int sum = 0;
-
- size /= sizeof(unsigned int);
- for (i = 0; i < size; i++)
- sum -= SGI_SSWAP32(base[i]);
- return sum;
-}
-
-static int
-check_sgi_label(void)
-{
- if (sizeof(sgilabel) > 512) {
- fprintf(stderr,
- _("According to MIPS Computer Systems, Inc the "
- "Label must not contain more than 512 bytes\n"));
- exit(1);
- }
-
- if (sgilabel->magic != SGI_LABEL_MAGIC
- && sgilabel->magic != SGI_LABEL_MAGIC_SWAPPED) {
- current_label_type = label_dos;
- return 0;
- }
-
- sgi_other_endian = (sgilabel->magic == SGI_LABEL_MAGIC_SWAPPED);
- /*
- * test for correct checksum
- */
- if (two_s_complement_32bit_sum((unsigned int*)sgilabel,
- sizeof(*sgilabel))) {
- fprintf(stderr,
- _("Detected sgi disklabel with wrong checksum.\n"));
- }
- update_units();
- current_label_type = label_sgi;
- partitions = 16;
- sgi_volumes = 15;
- return 1;
-}
-
-static unsigned int
-sgi_get_start_sector(int i)
-{
- return SGI_SSWAP32(sgilabel->partitions[i].start_sector);
-}
-
-static unsigned int
-sgi_get_num_sectors(int i)
-{
- return SGI_SSWAP32(sgilabel->partitions[i].num_sectors);
-}
-
-static int
-sgi_get_sysid(int i)
-{
- return SGI_SSWAP32(sgilabel->partitions[i].id);
-}
-
-static int
-sgi_get_bootpartition(void)
-{
- return SGI_SSWAP16(sgilabel->boot_part);
-}
-
-static int
-sgi_get_swappartition(void)
-{
- return SGI_SSWAP16(sgilabel->swap_part);
-}
-
-static void
-sgi_list_table(int xtra)
-{
- int i, w, wd;
- int kpi = 0; /* kernel partition ID */
-
- if(xtra) {
- printf(_("\nDisk %s (SGI disk label): %d heads, %d sectors\n"
- "%d cylinders, %d physical cylinders\n"
- "%d extra sects/cyl, interleave %d:1\n"
- "%s\n"
- "Units = %s of %d * 512 bytes\n\n"),
- disk_device, heads, sectors, cylinders,
- SGI_SSWAP16(sgiparam.pcylcount),
- SGI_SSWAP16(sgiparam.sparecyl),
- SGI_SSWAP16(sgiparam.ilfact),
- (char *)sgilabel,
- str_units(PLURAL), units_per_sector);
- } else {
- printf( _("\nDisk %s (SGI disk label): "
- "%d heads, %d sectors, %d cylinders\n"
- "Units = %s of %d * 512 bytes\n\n"),
- disk_device, heads, sectors, cylinders,
- str_units(PLURAL), units_per_sector );
- }
-
- w = strlen(disk_device);
- wd = strlen(_("Device"));
- if (w < wd)
- w = wd;
-
- printf(_("----- partitions -----\n"
- "Pt# %*s Info Start End Sectors Id System\n"),
- w + 2, _("Device"));
- for (i = 0 ; i < partitions; i++) {
- if( sgi_get_num_sectors(i) || debug ) {
- uint32_t start = sgi_get_start_sector(i);
- uint32_t len = sgi_get_num_sectors(i);
- kpi++; /* only count nonempty partitions */
- printf(
- "%2d: %s %4s %9ld %9ld %9ld %2x %s\n",
-/* fdisk part number */ i+1,
-/* device */ partname(disk_device, kpi, w+3),
-/* flags */ (sgi_get_swappartition() == i) ? "swap" :
-/* flags */ (sgi_get_bootpartition() == i) ? "boot" : " ",
-/* start */ (long) scround(start),
-/* end */ (long) scround(start+len)-1,
-/* no odd flag on end */(long) len,
-/* type id */ sgi_get_sysid(i),
-/* type name */ partition_type(sgi_get_sysid(i)));
- }
- }
- printf(_("----- Bootinfo -----\nBootfile: %s\n"
- "----- Directory Entries -----\n"),
- sgilabel->boot_file);
- for (i = 0 ; i < sgi_volumes; i++) {
- if (sgilabel->directory[i].vol_file_size) {
- uint32_t start = SGI_SSWAP32(sgilabel->directory[i].vol_file_start);
- uint32_t len = SGI_SSWAP32(sgilabel->directory[i].vol_file_size);
- unsigned char *name = sgilabel->directory[i].vol_file_name;
-
- printf(_("%2d: %-10s sector%5u size%8u\n"),
- i, (char*)name, (unsigned int) start, (unsigned int) len);
- }
- }
-}
-
-static void
-sgi_set_bootpartition(int i)
-{
- sgilabel->boot_part = SGI_SSWAP16(((short)i));
-}
-
-static unsigned int
-sgi_get_lastblock(void)
-{
- return heads * sectors * cylinders;
-}
-
-static void
-sgi_set_swappartition(int i)
-{
- sgilabel->swap_part = SGI_SSWAP16(((short)i));
-}
-
-static int
-sgi_check_bootfile(const char* aFile)
-{
- if (strlen(aFile) < 3) /* "/a\n" is minimum */ {
- printf(_("\nInvalid Bootfile!\n"
- "\tThe bootfile must be an absolute non-zero pathname,\n"
- "\te.g. \"/unix\" or \"/unix.save\".\n"));
- return 0;
- } else {
- if (strlen(aFile) > 16) {
- printf(_("\n\tName of Bootfile too long: "
- "16 bytes maximum.\n"));
- return 0;
- } else {
- if (aFile[0] != '/') {
- printf(_("\n\tBootfile must have a "
- "fully qualified pathname.\n"));
- return 0;
- }
- }
- }
- if (strncmp(aFile, (char*)sgilabel->boot_file, 16)) {
- printf(_("\n\tBe aware, that the bootfile is not checked for existence.\n\t"
- "SGI's default is \"/unix\" and for backup \"/unix.save\".\n"));
- /* filename is correct and did change */
- return 1;
- }
- return 0; /* filename did not change */
-}
-
-static const char *
-sgi_get_bootfile(void)
-{
- return (char*)sgilabel->boot_file;
-}
-
-static void
-sgi_set_bootfile(const char* aFile)
-{
- int i = 0;
-
- if (sgi_check_bootfile(aFile)) {
- while (i < 16) {
- if ((aFile[i] != '\n') /* in principle caught again by next line */
- && (strlen(aFile) > i))
- sgilabel->boot_file[i] = aFile[i];
- else
- sgilabel->boot_file[i] = 0;
- i++;
- }
- printf(_("\n\tBootfile is changed to \"%s\".\n"), sgilabel->boot_file);
- }
-}
-
-static void
-create_sgiinfo(void)
-{
- /* I keep SGI's habit to write the sgilabel to the second block */
- sgilabel->directory[0].vol_file_start = SGI_SSWAP32(2);
- sgilabel->directory[0].vol_file_size = SGI_SSWAP32(sizeof(sgiinfo));
- strncpy((char*)sgilabel->directory[0].vol_file_name, "sgilabel", 8);
-}
-
-static sgiinfo *fill_sgiinfo(void);
-
-static void
-sgi_write_table(void)
-{
- sgilabel->csum = 0;
- sgilabel->csum = SGI_SSWAP32(two_s_complement_32bit_sum(
- (unsigned int*)sgilabel, sizeof(*sgilabel)));
- assert(two_s_complement_32bit_sum(
- (unsigned int*)sgilabel, sizeof(*sgilabel)) == 0);
-
- if (lseek(fd, 0, SEEK_SET) < 0)
- fdisk_fatal(unable_to_seek);
- if (write(fd, sgilabel, SECTOR_SIZE) != SECTOR_SIZE)
- fdisk_fatal(unable_to_write);
- if (!strncmp((char*)sgilabel->directory[0].vol_file_name, "sgilabel", 8)) {
- /*
- * keep this habit of first writing the "sgilabel".
- * I never tested whether it works without (AN 981002).
- */
- sgiinfo *info = fill_sgiinfo();
- int infostartblock = SGI_SSWAP32(sgilabel->directory[0].vol_file_start);
- if (lseek(fd, infostartblock*SECTOR_SIZE, SEEK_SET) < 0)
- fdisk_fatal(unable_to_seek);
- if (write(fd, info, SECTOR_SIZE) != SECTOR_SIZE)
- fdisk_fatal(unable_to_write);
- free(info);
- }
-}
-
-static int
-compare_start(int *x, int *y)
-{
- /*
- * sort according to start sectors
- * and prefers largest partition:
- * entry zero is entire disk entry
- */
- unsigned int i = *x;
- unsigned int j = *y;
- unsigned int a = sgi_get_start_sector(i);
- unsigned int b = sgi_get_start_sector(j);
- unsigned int c = sgi_get_num_sectors(i);
- unsigned int d = sgi_get_num_sectors(j);
-
- if (a == b)
- return (d > c) ? 1 : (d == c) ? 0 : -1;
- return (a > b) ? 1 : -1;
-}
-
-
-static int
-verify_sgi(int verbose)
-{
- int Index[16]; /* list of valid partitions */
- int sortcount = 0; /* number of used partitions, i.e. non-zero lengths */
- int entire = 0, i = 0;
- unsigned int start = 0;
- long long gap = 0; /* count unused blocks */
- unsigned int lastblock = sgi_get_lastblock();
-
- clearfreelist();
- for (i = 0; i < 16; i++) {
- if (sgi_get_num_sectors(i) != 0) {
- Index[sortcount++] = i;
- if (sgi_get_sysid(i) == ENTIRE_DISK) {
- if (entire++ == 1) {
- if (verbose)
- printf(_("More than one entire disk entry present.\n"));
- }
- }
- }
- }
- if (sortcount == 0) {
- if (verbose)
- printf(_("No partitions defined\n"));
- return (lastblock > 0) ? 1 : (lastblock == 0) ? 0 : -1;
- }
- qsort(Index, sortcount, sizeof(Index[0]), (void*)compare_start);
- if (sgi_get_sysid(Index[0]) == ENTIRE_DISK) {
- if ((Index[0] != 10) && verbose)
- printf(_("IRIX likes when Partition 11 covers the entire disk.\n"));
- if ((sgi_get_start_sector(Index[0]) != 0) && verbose)
- printf(_("The entire disk partition should start "
- "at block 0,\n"
- "not at diskblock %d.\n"),
- sgi_get_start_sector(Index[0]));
- if (debug) /* I do not understand how some disks fulfil it */
- if ((sgi_get_num_sectors(Index[0]) != lastblock) && verbose)
- printf(_("The entire disk partition is only %d diskblock large,\n"
- "but the disk is %d diskblocks long.\n"),
- sgi_get_num_sectors(Index[0]), lastblock);
- lastblock = sgi_get_num_sectors(Index[0]);
- } else {
- if (verbose)
- printf(_("One Partition (#11) should cover the entire disk.\n"));
- if (debug > 2)
- printf("sysid=%d\tpartition=%d\n",
- sgi_get_sysid(Index[0]), Index[0]+1);
- }
- for (i = 1, start = 0; i < sortcount; i++) {
- int cylsize = sgi_get_nsect() * sgi_get_ntrks();
-
- if ((sgi_get_start_sector(Index[i]) % cylsize) != 0) {
- if (debug) /* I do not understand how some disks fulfil it */
- if (verbose)
- printf(_("Partition %d does not start on cylinder boundary.\n"),
- Index[i]+1);
- }
- if (sgi_get_num_sectors(Index[i]) % cylsize != 0) {
- if (debug) /* I do not understand how some disks fulfil it */
- if (verbose)
- printf(_("Partition %d does not end on cylinder boundary.\n"),
- Index[i]+1);
- }
- /* We cannot handle several "entire disk" entries. */
- if (sgi_get_sysid(Index[i]) == ENTIRE_DISK) continue;
- if (start > sgi_get_start_sector(Index[i])) {
- if (verbose)
- printf(_("The Partition %d and %d overlap by %d sectors.\n"),
- Index[i-1]+1, Index[i]+1,
- start - sgi_get_start_sector(Index[i]));
- if (gap > 0) gap = -gap;
- if (gap == 0) gap = -1;
- }
- if (start < sgi_get_start_sector(Index[i])) {
- if (verbose)
- printf(_("Unused gap of %8u sectors - sectors %8u-%u\n"),
- sgi_get_start_sector(Index[i]) - start,
- start, sgi_get_start_sector(Index[i])-1);
- gap += sgi_get_start_sector(Index[i]) - start;
- add2freelist(start, sgi_get_start_sector(Index[i]));
- }
- start = sgi_get_start_sector(Index[i])
- + sgi_get_num_sectors(Index[i]);
- if (debug > 1) {
- if (verbose)
- printf("%2d:%12d\t%12d\t%12d\n", Index[i],
- sgi_get_start_sector(Index[i]),
- sgi_get_num_sectors(Index[i]),
- sgi_get_sysid(Index[i]));
- }
- }
- if (start < lastblock) {
- if (verbose)
- printf(_("Unused gap of %8u sectors - sectors %8u-%u\n"),
- lastblock - start, start, lastblock-1);
- gap += lastblock - start;
- add2freelist(start, lastblock);
- }
- /*
- * Done with arithmetics
- * Go for details now
- */
- if (verbose) {
- if (!sgi_get_num_sectors(sgi_get_bootpartition())) {
- printf(_("\nThe boot partition does not exist.\n"));
- }
- if (!sgi_get_num_sectors(sgi_get_swappartition())) {
- printf(_("\nThe swap partition does not exist.\n"));
- } else {
- if ((sgi_get_sysid(sgi_get_swappartition()) != SGI_SWAP)
- && (sgi_get_sysid(sgi_get_swappartition()) != LINUX_SWAP))
- printf(_("\nThe swap partition has no swap type.\n"));
- }
- if (sgi_check_bootfile("/unix"))
- printf(_("\tYou have chosen an unusual boot file name.\n"));
- }
- return (gap > 0) ? 1 : (gap == 0) ? 0 : -1;
-}
-
-static int
-sgi_gaps(void)
-{
- /*
- * returned value is:
- * = 0 : disk is properly filled to the rim
- * < 0 : there is an overlap
- * > 0 : there is still some vacant space
- */
- return verify_sgi(0);
-}
-
-static void
-sgi_change_sysid(int i, int sys)
-{
- if( sgi_get_num_sectors(i) == 0 ) { /* caught already before, ... */
- printf(_("Sorry You may change the Tag of non-empty partitions.\n"));
- return;
- }
- if (((sys != ENTIRE_DISK ) && (sys != SGI_VOLHDR))
- && (sgi_get_start_sector(i) < 1) ) {
- read_chars(
- _("It is highly recommended that the partition at offset 0\n"
- "is of type \"SGI volhdr\", the IRIX system will rely on it to\n"
- "retrieve from its directory standalone tools like sash and fx.\n"
- "Only the \"SGI volume\" entire disk section may violate this.\n"
- "Type YES if you are sure about tagging this partition differently.\n"));
- if (strcmp(line_ptr, _("YES\n")))
- return;
- }
- sgilabel->partitions[i].id = SGI_SSWAP32(sys);
-}
-
-/* returns partition index of first entry marked as entire disk */
-static int
-sgi_entire(void)
-{
- int i;
-
- for (i = 0; i < 16; i++)
- if (sgi_get_sysid(i) == SGI_VOLUME)
- return i;
- return -1;
-}
-
-static void
-sgi_set_partition(int i, unsigned int start, unsigned int length, int sys)
-{
- sgilabel->partitions[i].id = SGI_SSWAP32(sys);
- sgilabel->partitions[i].num_sectors = SGI_SSWAP32(length);
- sgilabel->partitions[i].start_sector = SGI_SSWAP32(start);
- set_changed(i);
- if (sgi_gaps() < 0) /* rebuild freelist */
- printf(_("Do You know, You got a partition overlap on the disk?\n"));
-}
-
-static void
-sgi_set_entire(void)
-{
- int n;
-
- for (n = 10; n < partitions; n++) {
- if(!sgi_get_num_sectors(n) ) {
- sgi_set_partition(n, 0, sgi_get_lastblock(), SGI_VOLUME);
- break;
- }
- }
-}
-
-static void
-sgi_set_volhdr(void)
-{
- int n;
-
- for (n = 8; n < partitions; n++) {
- if (!sgi_get_num_sectors(n)) {
- /*
- * 5 cylinders is an arbitrary value I like
- * IRIX 5.3 stored files in the volume header
- * (like sash, symmon, fx, ide) with ca. 3200
- * sectors.
- */
- if (heads * sectors * 5 < sgi_get_lastblock())
- sgi_set_partition(n, 0, heads * sectors * 5, SGI_VOLHDR);
- break;
- }
- }
-}
-
-static void
-sgi_delete_partition(int i)
-{
- sgi_set_partition(i, 0, 0, 0);
-}
-
-static void
-sgi_add_partition(int n, int sys)
-{
- char mesg[256];
- unsigned int first = 0, last = 0;
-
- if (n == 10) {
- sys = SGI_VOLUME;
- } else if (n == 8) {
- sys = 0;
- }
- if(sgi_get_num_sectors(n)) {
- printf(_("Partition %d is already defined. Delete "
- "it before re-adding it.\n"), n + 1);
- return;
- }
- if ((sgi_entire() == -1) && (sys != SGI_VOLUME)) {
- printf(_("Attempting to generate entire disk entry automatically.\n"));
- sgi_set_entire();
- sgi_set_volhdr();
- }
- if ((sgi_gaps() == 0) && (sys != SGI_VOLUME)) {
- printf(_("The entire disk is already covered with partitions.\n"));
- return;
- }
- if (sgi_gaps() < 0) {
- printf(_("You got a partition overlap on the disk. Fix it first!\n"));
- return;
- }
- snprintf(mesg, sizeof(mesg), _("First %s"), str_units(SINGULAR));
- while (1) {
- if(sys == SGI_VOLUME) {
- last = sgi_get_lastblock();
- first = read_int(0, 0, last-1, 0, mesg);
- if (first != 0) {
- printf(_("It is highly recommended that eleventh partition\n"
- "covers the entire disk and is of type `SGI volume'\n"));
- }
- } else {
- first = freelist[0].first;
- last = freelist[0].last;
- first = read_int(scround(first), scround(first), scround(last)-1,
- 0, mesg);
- }
- if (display_in_cyl_units)
- first *= units_per_sector;
- else
- first = first; /* align to cylinder if you know how ... */
- if(!last )
- last = isinfreelist(first);
- if(last == 0) {
- printf(_("You will get a partition overlap on the disk. "
- "Fix it first!\n"));
- } else
- break;
- }
- snprintf(mesg, sizeof(mesg), _(" Last %s"), str_units(SINGULAR));
- last = read_int(scround(first), scround(last)-1, scround(last)-1,
- scround(first), mesg)+1;
- if (display_in_cyl_units)
- last *= units_per_sector;
- else
- last = last; /* align to cylinder if You know how ... */
- if ( (sys == SGI_VOLUME) && (first != 0 || last != sgi_get_lastblock() ) )
- printf(_("It is highly recommended that eleventh partition\n"
- "covers the entire disk and is of type `SGI volume'\n"));
- sgi_set_partition(n, first, last-first, sys);
-}
-
-#ifdef CONFIG_FEATURE_FDISK_ADVANCED
-static void
-create_sgilabel(void)
-{
- struct hd_geometry geometry;
- struct {
- unsigned int start;
- unsigned int nsect;
- int sysid;
- } old[4];
- int i = 0;
- long longsectors; /* the number of sectors on the device */
- int res; /* the result from the ioctl */
- int sec_fac; /* the sector factor */
-
- sec_fac = sector_size / 512; /* determine the sector factor */
-
- fprintf( stderr,
- _("Building a new SGI disklabel. Changes will remain in memory only,\n"
- "until you decide to write them. After that, of course, the previous\n"
- "content will be unrecoverably lost.\n\n"));
-
- sgi_other_endian = (BYTE_ORDER == LITTLE_ENDIAN);
- res = ioctl(fd, BLKGETSIZE, &longsectors);
- if (!ioctl(fd, HDIO_GETGEO, &geometry)) {
- heads = geometry.heads;
- sectors = geometry.sectors;
- if (res == 0) {
- /* the get device size ioctl was successful */
- cylinders = longsectors / (heads * sectors);
- cylinders /= sec_fac;
- } else {
- /* otherwise print error and use truncated version */
- cylinders = geometry.cylinders;
- fprintf(stderr,
- _("Warning: BLKGETSIZE ioctl failed on %s. "
- "Using geometry cylinder value of %d.\n"
- "This value may be truncated for devices"
- " > 33.8 GB.\n"), disk_device, cylinders);
- }
- }
- for (i = 0; i < 4; i++) {
- old[i].sysid = 0;
- if (valid_part_table_flag(MBRbuffer)) {
- if(get_part_table(i)->sys_ind) {
- old[i].sysid = get_part_table(i)->sys_ind;
- old[i].start = get_start_sect(get_part_table(i));
- old[i].nsect = get_nr_sects(get_part_table(i));
- printf(_("Trying to keep parameters of partition %d.\n"), i);
- if (debug)
- printf(_("ID=%02x\tSTART=%d\tLENGTH=%d\n"),
- old[i].sysid, old[i].start, old[i].nsect);
- }
- }
- }
-
- memset(MBRbuffer, 0, sizeof(MBRbuffer));
- sgilabel->magic = SGI_SSWAP32(SGI_LABEL_MAGIC);
- sgilabel->boot_part = SGI_SSWAP16(0);
- sgilabel->swap_part = SGI_SSWAP16(1);
-
- /* sizeof(sgilabel->boot_file) = 16 > 6 */
- memset(sgilabel->boot_file, 0, 16);
- strcpy((char*)sgilabel->boot_file, "/unix");
-
- sgilabel->devparam.skew = (0);
- sgilabel->devparam.gap1 = (0);
- sgilabel->devparam.gap2 = (0);
- sgilabel->devparam.sparecyl = (0);
- sgilabel->devparam.pcylcount = SGI_SSWAP16(geometry.cylinders);
- sgilabel->devparam.head_vol0 = SGI_SSWAP16(0);
- sgilabel->devparam.ntrks = SGI_SSWAP16(geometry.heads);
- /* tracks/cylinder (heads) */
- sgilabel->devparam.cmd_tag_queue_depth = (0);
- sgilabel->devparam.unused0 = (0);
- sgilabel->devparam.unused1 = SGI_SSWAP16(0);
- sgilabel->devparam.nsect = SGI_SSWAP16(geometry.sectors);
- /* sectors/track */
- sgilabel->devparam.bytes = SGI_SSWAP16(512);
- sgilabel->devparam.ilfact = SGI_SSWAP16(1);
- sgilabel->devparam.flags = SGI_SSWAP32(TRACK_FWD|
- IGNORE_ERRORS|RESEEK);
- sgilabel->devparam.datarate = SGI_SSWAP32(0);
- sgilabel->devparam.retries_on_error = SGI_SSWAP32(1);
- sgilabel->devparam.ms_per_word = SGI_SSWAP32(0);
- sgilabel->devparam.xylogics_gap1 = SGI_SSWAP16(0);
- sgilabel->devparam.xylogics_syncdelay = SGI_SSWAP16(0);
- sgilabel->devparam.xylogics_readdelay = SGI_SSWAP16(0);
- sgilabel->devparam.xylogics_gap2 = SGI_SSWAP16(0);
- sgilabel->devparam.xylogics_readgate = SGI_SSWAP16(0);
- sgilabel->devparam.xylogics_writecont = SGI_SSWAP16(0);
- memset( &(sgilabel->directory), 0, sizeof(struct volume_directory)*15 );
- memset( &(sgilabel->partitions), 0, sizeof(struct sgi_partition)*16 );
- current_label_type = label_sgi;
- partitions = 16;
- sgi_volumes = 15;
- sgi_set_entire();
- sgi_set_volhdr();
- for (i = 0; i < 4; i++) {
- if(old[i].sysid) {
- sgi_set_partition(i, old[i].start, old[i].nsect, old[i].sysid);
- }
- }
-}
-
-static void
-sgi_set_xcyl(void)
-{
- /* do nothing in the beginning */
-}
-#endif /* CONFIG_FEATURE_FDISK_ADVANCED */
-
-/* _____________________________________________________________
- */
-
-static sgiinfo *
-fill_sgiinfo(void)
-{
- sgiinfo *info = calloc(1, sizeof(sgiinfo));
-
- info->magic = SGI_SSWAP32(SGI_INFO_MAGIC);
- info->b1 = SGI_SSWAP32(-1);
- info->b2 = SGI_SSWAP16(-1);
- info->b3 = SGI_SSWAP16(1);
- /* You may want to replace this string !!!!!!! */
- strcpy( (char*)info->scsi_string, "IBM OEM 0662S12 3 30" );
- strcpy( (char*)info->serial, "0000" );
- info->check1816 = SGI_SSWAP16(18*256 +16 );
- strcpy( (char*)info->installer, "Sfx version 5.3, Oct 18, 1994" );
- return info;
-}
-#endif /* SGI_LABEL */
-
-
-#ifdef CONFIG_FEATURE_SUN_LABEL
-/*
- * fdisksunlabel.c
- *
- * I think this is mostly, or entirely, due to
- * Jakub Jelinek (jj@sunsite.mff.cuni.cz), July 1996
- *
- * Merged with fdisk for other architectures, aeb, June 1998.
- *
- * Sat Mar 20 EST 1999 Arnaldo Carvalho de Melo <acme@conectiva.com.br>
- * Internationalization
- */
-
-
-static int sun_other_endian;
-static int scsi_disk;
-static int floppy;
-
-#ifndef IDE0_MAJOR
-#define IDE0_MAJOR 3
-#endif
-#ifndef IDE1_MAJOR
-#define IDE1_MAJOR 22
-#endif
-
-static void
-guess_device_type(void)
-{
- struct stat bootstat;
-
- if (fstat(fd, &bootstat) < 0) {
- scsi_disk = 0;
- floppy = 0;
- } else if (S_ISBLK(bootstat.st_mode)
- && (major(bootstat.st_rdev) == IDE0_MAJOR ||
- major(bootstat.st_rdev) == IDE1_MAJOR)) {
- scsi_disk = 0;
- floppy = 0;
- } else if (S_ISBLK(bootstat.st_mode)
- && major(bootstat.st_rdev) == FLOPPY_MAJOR) {
- scsi_disk = 0;
- floppy = 1;
- } else {
- scsi_disk = 1;
- floppy = 0;
- }
-}
-
-static const struct systypes sun_sys_types[] = {
- { "\x00" "Empty" }, /* 0 */
- { "\x01" "Boot" }, /* 1 */
- { "\x02" "SunOS root" }, /* 2 */
- { "\x03" "SunOS swap" }, /* SUNOS_SWAP */
- { "\x04" "SunOS usr" }, /* 4 */
- { "\x05" "Whole disk" }, /* WHOLE_DISK */
- { "\x06" "SunOS stand" }, /* 6 */
- { "\x07" "SunOS var" }, /* 7 */
- { "\x08" "SunOS home" }, /* 8 */
- { "\x82" "Linux swap" }, /* LINUX_SWAP */
- { "\x83" "Linux native" }, /* LINUX_NATIVE */
- { "\x8e" "Linux LVM" }, /* 0x8e */
-/* New (2.2.x) raid partition with autodetect using persistent superblock */
- { "\xfd" "Linux raid autodetect" }, /* 0xfd */
- { NULL }
-};
-
-
-static void
-set_sun_partition(int i, uint start, uint stop, int sysid)
-{
- sunlabel->infos[i].id = sysid;
- sunlabel->partitions[i].start_cylinder =
- SUN_SSWAP32(start / (heads * sectors));
- sunlabel->partitions[i].num_sectors =
- SUN_SSWAP32(stop - start);
- set_changed(i);
-}
-
-static int
-check_sun_label(void)
-{
- unsigned short *ush;
- int csum;
-
- if (sunlabel->magic != SUN_LABEL_MAGIC
- && sunlabel->magic != SUN_LABEL_MAGIC_SWAPPED) {
- current_label_type = label_dos;
- sun_other_endian = 0;
- return 0;
- }
- sun_other_endian = (sunlabel->magic == SUN_LABEL_MAGIC_SWAPPED);
- ush = ((unsigned short *) (sunlabel + 1)) - 1;
- for (csum = 0; ush >= (unsigned short *)sunlabel;) csum ^= *ush--;
- if (csum) {
- fprintf(stderr,_("Detected sun disklabel with wrong checksum.\n"
- "Probably you'll have to set all the values,\n"
- "e.g. heads, sectors, cylinders and partitions\n"
- "or force a fresh label (s command in main menu)\n"));
- } else {
- heads = SUN_SSWAP16(sunlabel->ntrks);
- cylinders = SUN_SSWAP16(sunlabel->ncyl);
- sectors = SUN_SSWAP16(sunlabel->nsect);
- }
- update_units();
- current_label_type = label_sun;
- partitions = 8;
- return 1;
-}
-
-static const struct sun_predefined_drives {
- const char *vendor;
- const char *model;
- unsigned short sparecyl;
- unsigned short ncyl;
- unsigned short nacyl;
- unsigned short pcylcount;
- unsigned short ntrks;
- unsigned short nsect;
- unsigned short rspeed;
-} sun_drives[] = {
- { "Quantum","ProDrive 80S",1,832,2,834,6,34,3662},
- { "Quantum","ProDrive 105S",1,974,2,1019,6,35,3662},
- { "CDC","Wren IV 94171-344",3,1545,2,1549,9,46,3600},
- { "IBM","DPES-31080",0,4901,2,4903,4,108,5400},
- { "IBM","DORS-32160",0,1015,2,1017,67,62,5400},
- { "IBM","DNES-318350",0,11199,2,11474,10,320,7200},
- { "SEAGATE","ST34371",0,3880,2,3882,16,135,7228},
- { "","SUN0104",1,974,2,1019,6,35,3662},
- { "","SUN0207",4,1254,2,1272,9,36,3600},
- { "","SUN0327",3,1545,2,1549,9,46,3600},
- { "","SUN0340",0,1538,2,1544,6,72,4200},
- { "","SUN0424",2,1151,2,2500,9,80,4400},
- { "","SUN0535",0,1866,2,2500,7,80,5400},
- { "","SUN0669",5,1614,2,1632,15,54,3600},
- { "","SUN1.0G",5,1703,2,1931,15,80,3597},
- { "","SUN1.05",0,2036,2,2038,14,72,5400},
- { "","SUN1.3G",6,1965,2,3500,17,80,5400},
- { "","SUN2.1G",0,2733,2,3500,19,80,5400},
- { "IOMEGA","Jaz",0,1019,2,1021,64,32,5394},
-};
-
-static const struct sun_predefined_drives *
-sun_autoconfigure_scsi(void)
-{
- const struct sun_predefined_drives *p = NULL;
-
-#ifdef SCSI_IOCTL_GET_IDLUN
- unsigned int id[2];
- char buffer[2048];
- char buffer2[2048];
- FILE *pfd;
- char *vendor;
- char *model;
- char *q;
- int i;
-
- if (!ioctl(fd, SCSI_IOCTL_GET_IDLUN, &id)) {
- sprintf(buffer,
- "Host: scsi%d Channel: %02d Id: %02d Lun: %02d\n",
-#if 0
- ((id[0]>>24)&0xff)-/*PROC_SCSI_SCSI+PROC_SCSI_FILE*/33,
-#else
- /* This is very wrong (works only if you have one HBA),
- but I haven't found a way how to get hostno
- from the current kernel */
- 0,
-#endif
- (id[0]>>16) & 0xff,
- id[0] & 0xff,
- (id[0]>>8) & 0xff
- );
- pfd = fopen("/proc/scsi/scsi","r");
- if (pfd) {
- while (fgets(buffer2, 2048, pfd)) {
- if (!strcmp(buffer, buffer2)) {
- if (fgets(buffer2,2048,pfd)) {
- q = strstr(buffer2,"Vendor: ");
- if (q) {
- q += 8;
- vendor = q;
- q = strstr(q," ");
- *q++ = 0; /* truncate vendor name */
- q = strstr(q,"Model: ");
- if (q) {
- *q = 0;
- q += 7;
- model = q;
- q = strstr(q," Rev: ");
- if (q) {
- *q = 0;
- for (i = 0; i < SIZE(sun_drives); i++) {
- if (*sun_drives[i].vendor && strcasecmp(sun_drives[i].vendor, vendor))
- continue;
- if (!strstr(model, sun_drives[i].model))
- continue;
- printf(_("Autoconfigure found a %s%s%s\n"),sun_drives[i].vendor,(*sun_drives[i].vendor) ? " " : "",sun_drives[i].model);
- p = sun_drives + i;
- break;
- }
- }
- }
- }
- }
- break;
- }
- }
- fclose(pfd);
- }
- }
-#endif
- return p;
-}
-
-static void
-create_sunlabel(void)
-{
- struct hd_geometry geometry;
- unsigned int ndiv;
- int i;
- unsigned char c;
- const struct sun_predefined_drives *p = NULL;
-
- fprintf(stderr,
- _("Building a new sun disklabel. Changes will remain in memory only,\n"
- "until you decide to write them. After that, of course, the previous\n"
- "content won't be recoverable.\n\n"));
-#if BYTE_ORDER == LITTLE_ENDIAN
- sun_other_endian = 1;
-#else
- sun_other_endian = 0;
-#endif
- memset(MBRbuffer, 0, sizeof(MBRbuffer));
- sunlabel->magic = SUN_SSWAP16(SUN_LABEL_MAGIC);
- if (!floppy) {
- puts(_("Drive type\n"
- " ? auto configure\n"
- " 0 custom (with hardware detected defaults)"));
- for (i = 0; i < SIZE(sun_drives); i++) {
- printf(" %c %s%s%s\n",
- i + 'a', sun_drives[i].vendor,
- (*sun_drives[i].vendor) ? " " : "",
- sun_drives[i].model);
- }
- while (1) {
- c = read_char(_("Select type (? for auto, 0 for custom): "));
- if (c >= 'a' && c < 'a' + SIZE(sun_drives)) {
- p = sun_drives + c - 'a';
- break;
- } else if (c >= 'A' && c < 'A' + SIZE(sun_drives)) {
- p = sun_drives + c - 'A';
- break;
- } else if (c == '0') {
- break;
- } else if (c == '?' && scsi_disk) {
- p = sun_autoconfigure_scsi();
- if (!p)
- printf(_("Autoconfigure failed.\n"));
- else
- break;
- }
- }
- }
- if (!p || floppy) {
- if (!ioctl(fd, HDIO_GETGEO, &geometry)) {
- heads = geometry.heads;
- sectors = geometry.sectors;
- cylinders = geometry.cylinders;
- } else {
- heads = 0;
- sectors = 0;
- cylinders = 0;
- }
- if (floppy) {
- sunlabel->nacyl = 0;
- sunlabel->pcylcount = SUN_SSWAP16(cylinders);
- sunlabel->rspeed = SUN_SSWAP16(300);
- sunlabel->ilfact = SUN_SSWAP16(1);
- sunlabel->sparecyl = 0;
- } else {
- heads = read_int(1,heads,1024,0,_("Heads"));
- sectors = read_int(1,sectors,1024,0,_("Sectors/track"));
- if (cylinders)
- cylinders = read_int(1,cylinders-2,65535,0,_("Cylinders"));
- else
- cylinders = read_int(1,0,65535,0,_("Cylinders"));
- sunlabel->nacyl = SUN_SSWAP16(read_int(0,2,65535,0, _("Alternate cylinders")));
- sunlabel->pcylcount = SUN_SSWAP16(read_int(0,cylinders+SUN_SSWAP16(sunlabel->nacyl), 65535,0, _("Physical cylinders")));
- sunlabel->rspeed = SUN_SSWAP16(read_int(1,5400,100000,0, _("Rotation speed (rpm)")));
- sunlabel->ilfact = SUN_SSWAP16(read_int(1,1,32,0, _("Interleave factor")));
- sunlabel->sparecyl = SUN_SSWAP16(read_int(0,0,sectors,0, _("Extra sectors per cylinder")));
- }
- } else {
- sunlabel->sparecyl = SUN_SSWAP16(p->sparecyl);
- sunlabel->ncyl = SUN_SSWAP16(p->ncyl);
- sunlabel->nacyl = SUN_SSWAP16(p->nacyl);
- sunlabel->pcylcount = SUN_SSWAP16(p->pcylcount);
- sunlabel->ntrks = SUN_SSWAP16(p->ntrks);
- sunlabel->nsect = SUN_SSWAP16(p->nsect);
- sunlabel->rspeed = SUN_SSWAP16(p->rspeed);
- sunlabel->ilfact = SUN_SSWAP16(1);
- cylinders = p->ncyl;
- heads = p->ntrks;
- sectors = p->nsect;
- puts(_("You may change all the disk params from the x menu"));
- }
-
- snprintf((char *)(sunlabel->info), sizeof(sunlabel->info),
- "%s%s%s cyl %d alt %d hd %d sec %d",
- p ? p->vendor : "", (p && *p->vendor) ? " " : "",
- p ? p->model : (floppy ? _("3,5\" floppy") : _("Linux custom")),
- cylinders, SUN_SSWAP16(sunlabel->nacyl), heads, sectors);
-
- sunlabel->ntrks = SUN_SSWAP16(heads);
- sunlabel->nsect = SUN_SSWAP16(sectors);
- sunlabel->ncyl = SUN_SSWAP16(cylinders);
- if (floppy)
- set_sun_partition(0, 0, cylinders * heads * sectors, LINUX_NATIVE);
- else {
- if (cylinders * heads * sectors >= 150 * 2048) {
- ndiv = cylinders - (50 * 2048 / (heads * sectors)); /* 50M swap */
- } else
- ndiv = cylinders * 2 / 3;
- set_sun_partition(0, 0, ndiv * heads * sectors, LINUX_NATIVE);
- set_sun_partition(1, ndiv * heads * sectors, cylinders * heads * sectors, LINUX_SWAP);
- sunlabel->infos[1].flags |= 0x01; /* Not mountable */
- }
- set_sun_partition(2, 0, cylinders * heads * sectors, WHOLE_DISK);
- {
- unsigned short *ush = (unsigned short *)sunlabel;
- unsigned short csum = 0;
- while (ush < (unsigned short *)(&sunlabel->csum))
- csum ^= *ush++;
- sunlabel->csum = csum;
- }
-
- set_all_unchanged();
- set_changed(0);
- get_boot(create_empty_sun);
-}
-
-static void
-toggle_sunflags(int i, unsigned char mask)
-{
- if (sunlabel->infos[i].flags & mask)
- sunlabel->infos[i].flags &= ~mask;
- else
- sunlabel->infos[i].flags |= mask;
- set_changed(i);
-}
-
-static void
-fetch_sun(uint *starts, uint *lens, uint *start, uint *stop)
-{
- int i, continuous = 1;
-
- *start = 0;
- *stop = cylinders * heads * sectors;
- for (i = 0; i < partitions; i++) {
- if (sunlabel->partitions[i].num_sectors
- && sunlabel->infos[i].id
- && sunlabel->infos[i].id != WHOLE_DISK) {
- starts[i] = SUN_SSWAP32(sunlabel->partitions[i].start_cylinder) * heads * sectors;
- lens[i] = SUN_SSWAP32(sunlabel->partitions[i].num_sectors);
- if (continuous) {
- if (starts[i] == *start)
- *start += lens[i];
- else if (starts[i] + lens[i] >= *stop)
- *stop = starts[i];
- else
- continuous = 0;
- /* There will be probably more gaps
- than one, so lets check afterwards */
- }
- } else {
- starts[i] = 0;
- lens[i] = 0;
- }
- }
-}
-
-static uint *verify_sun_starts;
-
-static int
-verify_sun_cmp(int *a, int *b)
-{
- if (*a == -1) return 1;
- if (*b == -1) return -1;
- if (verify_sun_starts[*a] > verify_sun_starts[*b]) return 1;
- return -1;
-}
-
-static void
-verify_sun(void)
-{
- uint starts[8], lens[8], start, stop;
- int i,j,k,starto,endo;
- int array[8];
-
- verify_sun_starts = starts;
- fetch_sun(starts,lens,&start,&stop);
- for (k = 0; k < 7; k++) {
- for (i = 0; i < 8; i++) {
- if (k && (lens[i] % (heads * sectors))) {
- printf(_("Partition %d doesn't end on cylinder boundary\n"), i+1);
- }
- if (lens[i]) {
- for (j = 0; j < i; j++)
- if (lens[j]) {
- if (starts[j] == starts[i]+lens[i]) {
- starts[j] = starts[i]; lens[j] += lens[i];
- lens[i] = 0;
- } else if (starts[i] == starts[j]+lens[j]){
- lens[j] += lens[i];
- lens[i] = 0;
- } else if (!k) {
- if (starts[i] < starts[j]+lens[j]
- && starts[j] < starts[i]+lens[i]) {
- starto = starts[i];
- if (starts[j] > starto)
- starto = starts[j];
- endo = starts[i]+lens[i];
- if (starts[j]+lens[j] < endo)
- endo = starts[j]+lens[j];
- printf(_("Partition %d overlaps with others in "
- "sectors %d-%d\n"), i+1, starto, endo);
- }
- }
- }
- }
- }
- }
- for (i = 0; i < 8; i++) {
- if (lens[i])
- array[i] = i;
- else
- array[i] = -1;
- }
- qsort(array,SIZE(array),sizeof(array[0]),
- (int (*)(const void *,const void *)) verify_sun_cmp);
- if (array[0] == -1) {
- printf(_("No partitions defined\n"));
- return;
+/* DOS partition types */
+
+static const char *const i386_sys_types[] = {
+ "\x00" "Empty",
+ "\x01" "FAT12",
+ "\x04" "FAT16 <32M",
+ "\x05" "Extended", /* DOS 3.3+ extended partition */
+ "\x06" "FAT16", /* DOS 16-bit >=32M */
+ "\x07" "HPFS/NTFS", /* OS/2 IFS, eg, HPFS or NTFS or QNX */
+ "\x0a" "OS/2 Boot Manager",/* OS/2 Boot Manager */
+ "\x0b" "Win95 FAT32",
+ "\x0c" "Win95 FAT32 (LBA)",/* LBA really is 'Extended Int 13h' */
+ "\x0e" "Win95 FAT16 (LBA)",
+ "\x0f" "Win95 Ext'd (LBA)",
+ "\x11" "Hidden FAT12",
+ "\x12" "Compaq diagnostics",
+ "\x14" "Hidden FAT16 <32M",
+ "\x16" "Hidden FAT16",
+ "\x17" "Hidden HPFS/NTFS",
+ "\x1b" "Hidden Win95 FAT32",
+ "\x1c" "Hidden W95 FAT32 (LBA)",
+ "\x1e" "Hidden W95 FAT16 (LBA)",
+ "\x3c" "Part.Magic recovery",
+ "\x41" "PPC PReP Boot",
+ "\x42" "SFS",
+ "\x63" "GNU HURD or SysV", /* GNU HURD or Mach or Sys V/386 (such as ISC UNIX) */
+ "\x80" "Old Minix", /* Minix 1.4a and earlier */
+ "\x81" "Minix / old Linux",/* Minix 1.4b and later */
+ "\x82" "Linux swap", /* also Solaris */
+ "\x83" "Linux",
+ "\x84" "OS/2 hidden C: drive",
+ "\x85" "Linux extended",
+ "\x86" "NTFS volume set",
+ "\x87" "NTFS volume set",
+ "\x8e" "Linux LVM",
+ "\x9f" "BSD/OS", /* BSDI */
+ "\xa0" "Thinkpad hibernation",
+ "\xa5" "FreeBSD", /* various BSD flavours */
+ "\xa6" "OpenBSD",
+ "\xa8" "Darwin UFS",
+ "\xa9" "NetBSD",
+ "\xab" "Darwin boot",
+ "\xb7" "BSDI fs",
+ "\xb8" "BSDI swap",
+ "\xbe" "Solaris boot",
+ "\xeb" "BeOS fs",
+ "\xee" "EFI GPT", /* Intel EFI GUID Partition Table */
+ "\xef" "EFI (FAT-12/16/32)", /* Intel EFI System Partition */
+ "\xf0" "Linux/PA-RISC boot", /* Linux/PA-RISC boot loader */
+ "\xf2" "DOS secondary", /* DOS 3.3+ secondary */
+ "\xfd" "Linux raid autodetect", /* New (2.2.x) raid partition with
+ autodetect using persistent
+ superblock */
+#if 0 /* ENABLE_WEIRD_PARTITION_TYPES */
+ "\x02" "XENIX root",
+ "\x03" "XENIX usr",
+ "\x08" "AIX", /* AIX boot (AIX -- PS/2 port) or SplitDrive */
+ "\x09" "AIX bootable", /* AIX data or Coherent */
+ "\x10" "OPUS",
+ "\x18" "AST SmartSleep",
+ "\x24" "NEC DOS",
+ "\x39" "Plan 9",
+ "\x40" "Venix 80286",
+ "\x4d" "QNX4.x",
+ "\x4e" "QNX4.x 2nd part",
+ "\x4f" "QNX4.x 3rd part",
+ "\x50" "OnTrack DM",
+ "\x51" "OnTrack DM6 Aux1", /* (or Novell) */
+ "\x52" "CP/M", /* CP/M or Microport SysV/AT */
+ "\x53" "OnTrack DM6 Aux3",
+ "\x54" "OnTrackDM6",
+ "\x55" "EZ-Drive",
+ "\x56" "Golden Bow",
+ "\x5c" "Priam Edisk",
+ "\x61" "SpeedStor",
+ "\x64" "Novell Netware 286",
+ "\x65" "Novell Netware 386",
+ "\x70" "DiskSecure Multi-Boot",
+ "\x75" "PC/IX",
+ "\x93" "Amoeba",
+ "\x94" "Amoeba BBT", /* (bad block table) */
+ "\xa7" "NeXTSTEP",
+ "\xbb" "Boot Wizard hidden",
+ "\xc1" "DRDOS/sec (FAT-12)",
+ "\xc4" "DRDOS/sec (FAT-16 < 32M)",
+ "\xc6" "DRDOS/sec (FAT-16)",
+ "\xc7" "Syrinx",
+ "\xda" "Non-FS data",
+ "\xdb" "CP/M / CTOS / ...",/* CP/M or Concurrent CP/M or
+ Concurrent DOS or CTOS */
+ "\xde" "Dell Utility", /* Dell PowerEdge Server utilities */
+ "\xdf" "BootIt", /* BootIt EMBRM */
+ "\xe1" "DOS access", /* DOS access or SpeedStor 12-bit FAT
+ extended partition */
+ "\xe3" "DOS R/O", /* DOS R/O or SpeedStor */
+ "\xe4" "SpeedStor", /* SpeedStor 16-bit FAT extended
+ partition < 1024 cyl. */
+ "\xf1" "SpeedStor",
+ "\xf4" "SpeedStor", /* SpeedStor large partition */
+ "\xfe" "LANstep", /* SpeedStor >1024 cyl. or LANstep */
+ "\xff" "BBT", /* Xenix Bad Block Table */
+#endif
+ NULL
+};
+
+enum {
+ dev_fd = 3 /* the disk */
+};
+
+/* Globals */
+struct globals {
+ char *line_ptr;
+
+ const char *disk_device;
+ int g_partitions; // = 4; /* maximum partition + 1 */
+ unsigned units_per_sector; // = 1;
+ unsigned sector_size; // = DEFAULT_SECTOR_SIZE;
+ unsigned user_set_sector_size;
+ unsigned sector_offset; // = 1;
+ unsigned g_heads, g_sectors, g_cylinders;
+ smallint /* enum label_type */ current_label_type;
+ smallint display_in_cyl_units; // = 1;
+#if ENABLE_FEATURE_OSF_LABEL
+ smallint possibly_osf_label;
+#endif
+
+ smallint listing; /* no aborts for fdisk -l */
+ smallint dos_compatible_flag; // = 1;
+#if ENABLE_FEATURE_FDISK_WRITABLE
+ //int dos_changed;
+ smallint nowarn; /* no warnings for fdisk -l/-s */
+#endif
+ int ext_index; /* the prime extended partition */
+ unsigned user_cylinders, user_heads, user_sectors;
+ unsigned pt_heads, pt_sectors;
+ unsigned kern_heads, kern_sectors;
+ sector_t extended_offset; /* offset of link pointers */
+ sector_t total_number_of_sectors;
+
+ jmp_buf listingbuf;
+ char line_buffer[80];
+ char partname_buffer[80];
+ /* Raw disk label. For DOS-type partition tables the MBR,
+ * with descriptions of the primary partitions. */
+ char MBRbuffer[MAX_SECTOR_SIZE];
+ /* Partition tables */
+ struct pte ptes[MAXIMUM_PARTS];
+};
+#define G (*ptr_to_globals)
+#define line_ptr (G.line_ptr )
+#define disk_device (G.disk_device )
+#define g_partitions (G.g_partitions )
+#define units_per_sector (G.units_per_sector )
+#define sector_size (G.sector_size )
+#define user_set_sector_size (G.user_set_sector_size)
+#define sector_offset (G.sector_offset )
+#define g_heads (G.g_heads )
+#define g_sectors (G.g_sectors )
+#define g_cylinders (G.g_cylinders )
+#define current_label_type (G.current_label_type )
+#define display_in_cyl_units (G.display_in_cyl_units)
+#define possibly_osf_label (G.possibly_osf_label )
+#define listing (G.listing )
+#define dos_compatible_flag (G.dos_compatible_flag )
+#define nowarn (G.nowarn )
+#define ext_index (G.ext_index )
+#define user_cylinders (G.user_cylinders )
+#define user_heads (G.user_heads )
+#define user_sectors (G.user_sectors )
+#define pt_heads (G.pt_heads )
+#define pt_sectors (G.pt_sectors )
+#define kern_heads (G.kern_heads )
+#define kern_sectors (G.kern_sectors )
+#define extended_offset (G.extended_offset )
+#define total_number_of_sectors (G.total_number_of_sectors)
+#define listingbuf (G.listingbuf )
+#define line_buffer (G.line_buffer )
+#define partname_buffer (G.partname_buffer)
+#define MBRbuffer (G.MBRbuffer )
+#define ptes (G.ptes )
+#define INIT_G() do { \
+ SET_PTR_TO_GLOBALS(xzalloc(sizeof(G))); \
+ sector_size = DEFAULT_SECTOR_SIZE; \
+ sector_offset = 1; \
+ g_partitions = 4; \
+ display_in_cyl_units = 1; \
+ units_per_sector = 1; \
+ dos_compatible_flag = 1; \
+} while (0)
+
+
+/* TODO: move to libbb? */
+/* TODO: return unsigned long long, FEATURE_FDISK_BLKSIZE _can_ handle
+ * disks > 2^32 sectors
+ */
+static sector_t bb_BLKGETSIZE_sectors(int fd)
+{
+ uint64_t v64;
+ unsigned long longsectors;
+
+ if (ioctl(fd, BLKGETSIZE64, &v64) == 0) {
+ /* Got bytes, convert to 512 byte sectors */
+ v64 >>= 9;
+ if (v64 != (sector_t)v64) {
+ ret_trunc:
+ /* Not only DOS, but all other partition tables
+ * we support can't record more than 32 bit
+ * sector counts or offsets
+ */
+ bb_error_msg("device has more than 2^32 sectors, can't use all of them");
+ v64 = (uint32_t)-1L;
+ }
+ return v64;
+ }
+ /* Needs temp of type long */
+ if (ioctl(fd, BLKGETSIZE, &longsectors)) {
+ /* Perhaps this is a disk image */
+ off_t sz = lseek(fd, 0, SEEK_END);
+ longsectors = 0;
+ if (sz > 0)
+ longsectors = (uoff_t)sz / sector_size;
+ lseek(fd, 0, SEEK_SET);
}
- stop = cylinders * heads * sectors;
- if (starts[array[0]])
- printf(_("Unused gap - sectors 0-%d\n"),starts[array[0]]);
- for (i = 0; i < 7 && array[i+1] != -1; i++) {
- printf(_("Unused gap - sectors %d-%d\n"),starts[array[i]]+lens[array[i]],starts[array[i+1]]);
+ if (sizeof(long) > sizeof(sector_t)
+ && longsectors != (sector_t)longsectors
+ ) {
+ goto ret_trunc;
}
- start = starts[array[i]] + lens[array[i]];
- if (start < stop)
- printf(_("Unused gap - sectors %d-%d\n"),start,stop);
+ return longsectors;
}
-static void
-add_sun_partition(int n, int sys)
-{
- uint start, stop, stop2;
- uint starts[8], lens[8];
- int whole_disk = 0;
- char mesg[256];
- int i, first, last;
+#define IS_EXTENDED(i) \
+ ((i) == EXTENDED || (i) == WIN98_EXTENDED || (i) == LINUX_EXTENDED)
- if (sunlabel->partitions[n].num_sectors && sunlabel->infos[n].id) {
- printf(_("Partition %d is already defined. Delete "
- "it before re-adding it.\n"), n + 1);
- return;
- }
+#define cround(n) (display_in_cyl_units ? ((n)/units_per_sector)+1 : (n))
- fetch_sun(starts,lens,&start,&stop);
- if (stop <= start) {
- if (n == 2)
- whole_disk = 1;
- else {
- printf(_("Other partitions already cover the whole disk.\nDelete "
- "some/shrink them before retry.\n"));
- return;
- }
- }
- snprintf(mesg, sizeof(mesg), _("First %s"), str_units(SINGULAR));
- while (1) {
- if (whole_disk)
- first = read_int(0, 0, 0, 0, mesg);
- else
- first = read_int(scround(start), scround(stop)+1,
- scround(stop), 0, mesg);
- if (display_in_cyl_units)
- first *= units_per_sector;
- else
- /* Starting sector has to be properly aligned */
- first = (first + heads * sectors - 1) / (heads * sectors);
- if (n == 2 && first != 0)
- printf("\
-It is highly recommended that the third partition covers the whole disk\n\
-and is of type `Whole disk'\n");
- /* ewt asks to add: "don't start a partition at cyl 0"
- However, edmundo@rano.demon.co.uk writes:
- "In addition to having a Sun partition table, to be able to
- boot from the disc, the first partition, /dev/sdX1, must
- start at cylinder 0. This means that /dev/sdX1 contains
- the partition table and the boot block, as these are the
- first two sectors of the disc. Therefore you must be
- careful what you use /dev/sdX1 for. In particular, you must
- not use a partition starting at cylinder 0 for Linux swap,
- as that would overwrite the partition table and the boot
- block. You may, however, use such a partition for a UFS
- or EXT2 file system, as these file systems leave the first
- 1024 bytes undisturbed. */
- /* On the other hand, one should not use partitions
- starting at block 0 in an md, or the label will
- be trashed. */
- for (i = 0; i < partitions; i++)
- if (lens[i] && starts[i] <= first && starts[i] + lens[i] > first)
- break;
- if (i < partitions && !whole_disk) {
- if (n == 2 && !first) {
- whole_disk = 1;
- break;
- }
- printf(_("Sector %d is already allocated\n"), first);
- } else
- break;
- }
- stop = cylinders * heads * sectors;
- stop2 = stop;
- for (i = 0; i < partitions; i++) {
- if (starts[i] > first && starts[i] < stop)
- stop = starts[i];
- }
- snprintf(mesg, sizeof(mesg),
- _("Last %s or +size or +sizeM or +sizeK"),
- str_units(SINGULAR));
- if (whole_disk)
- last = read_int(scround(stop2), scround(stop2), scround(stop2),
- 0, mesg);
- else if (n == 2 && !first)
- last = read_int(scround(first), scround(stop2), scround(stop2),
- scround(first), mesg);
- else
- last = read_int(scround(first), scround(stop), scround(stop),
- scround(first), mesg);
- if (display_in_cyl_units)
- last *= units_per_sector;
- if (n == 2 && !first) {
- if (last >= stop2) {
- whole_disk = 1;
- last = stop2;
- } else if (last > stop) {
- printf(_("You haven't covered the whole disk with "
- "the 3rd partition, but your value\n"
- "%d %s covers some other partition. "
- "Your entry has been changed\n"
- "to %d %s\n"),
- scround(last), str_units(SINGULAR),
- scround(stop), str_units(SINGULAR));
- last = stop;
- }
- } else if (!whole_disk && last > stop)
- last = stop;
+#define scround(x) (((x)+units_per_sector-1)/units_per_sector)
- if (whole_disk)
- sys = WHOLE_DISK;
- set_sun_partition(n, first, last, sys);
-}
+#define pt_offset(b, n) \
+ ((struct partition *)((b) + 0x1be + (n) * sizeof(struct partition)))
-static void
-sun_delete_partition(int i)
-{
- unsigned int nsec;
-
- if (i == 2
- && sunlabel->infos[i].id == WHOLE_DISK
- && !sunlabel->partitions[i].start_cylinder
- && (nsec = SUN_SSWAP32(sunlabel->partitions[i].num_sectors)) == heads * sectors * cylinders)
- printf(_("If you want to maintain SunOS/Solaris compatibility, "
- "consider leaving this\n"
- "partition as Whole disk (5), starting at 0, with %u "
- "sectors\n"), nsec);
- sunlabel->infos[i].id = 0;
- sunlabel->partitions[i].num_sectors = 0;
-}
+#define sector(s) ((s) & 0x3f)
+
+#define cylinder(s, c) ((c) | (((s) & 0xc0) << 2))
+
+#define hsc2sector(h,s,c) \
+ (sector(s) - 1 + sectors * ((h) + heads * cylinder(s,c)))
static void
-sun_change_sysid(int i, int sys)
+close_dev_fd(void)
{
- if (sys == LINUX_SWAP && !sunlabel->partitions[i].start_cylinder) {
- read_chars(
- _("It is highly recommended that the partition at offset 0\n"
- "is UFS, EXT2FS filesystem or SunOS swap. Putting Linux swap\n"
- "there may destroy your partition table and bootblock.\n"
- "Type YES if you're very sure you would like that partition\n"
- "tagged with 82 (Linux swap): "));
- if (strcmp (line_ptr, _("YES\n")))
- return;
- }
- switch (sys) {
- case SUNOS_SWAP:
- case LINUX_SWAP:
- /* swaps are not mountable by default */
- sunlabel->infos[i].flags |= 0x01;
- break;
- default:
- /* assume other types are mountable;
- user can change it anyway */
- sunlabel->infos[i].flags &= ~0x01;
- break;
- }
- sunlabel->infos[i].id = sys;
+ /* Not really closing, but making sure it is open, and to harmless place */
+ xmove_fd(xopen(bb_dev_null, O_RDONLY), dev_fd);
}
-static void
-sun_list_table(int xtra)
+/*
+ * Return partition name - uses static storage
+ */
+static const char *
+partname(const char *dev, int pno, int lth)
{
- int i, w;
+ const char *p;
+ int w, wp;
+ int bufsiz;
+ char *bufp;
- w = strlen(disk_device);
- if (xtra)
- printf(
- _("\nDisk %s (Sun disk label): %d heads, %d sectors, %d rpm\n"
- "%d cylinders, %d alternate cylinders, %d physical cylinders\n"
- "%d extra sects/cyl, interleave %d:1\n"
- "%s\n"
- "Units = %s of %d * 512 bytes\n\n"),
- disk_device, heads, sectors, SUN_SSWAP16(sunlabel->rspeed),
- cylinders, SUN_SSWAP16(sunlabel->nacyl),
- SUN_SSWAP16(sunlabel->pcylcount),
- SUN_SSWAP16(sunlabel->sparecyl),
- SUN_SSWAP16(sunlabel->ilfact),
- (char *)sunlabel,
- str_units(PLURAL), units_per_sector);
- else
- printf(
- _("\nDisk %s (Sun disk label): %d heads, %d sectors, %d cylinders\n"
- "Units = %s of %d * 512 bytes\n\n"),
- disk_device, heads, sectors, cylinders,
- str_units(PLURAL), units_per_sector);
-
- printf(_("%*s Flag Start End Blocks Id System\n"),
- w + 1, _("Device"));
- for (i = 0 ; i < partitions; i++) {
- if (sunlabel->partitions[i].num_sectors) {
- uint32_t start = SUN_SSWAP32(sunlabel->partitions[i].start_cylinder) * heads * sectors;
- uint32_t len = SUN_SSWAP32(sunlabel->partitions[i].num_sectors);
- printf("%s %c%c %9ld %9ld %9ld%c %2x %s\n",
- partname(disk_device, i+1, w), /* device */
- (sunlabel->infos[i].flags & 0x01) ? 'u' : ' ', /* flags */
- (sunlabel->infos[i].flags & 0x10) ? 'r' : ' ',
- (long) scround(start), /* start */
- (long) scround(start+len), /* end */
- (long) len / 2, len & 1 ? '+' : ' ', /* odd flag on end */
- sunlabel->infos[i].id, /* type id */
- partition_type(sunlabel->infos[i].id)); /* type name */
- }
+ bufp = partname_buffer;
+ bufsiz = sizeof(partname_buffer);
+
+ w = strlen(dev);
+ p = "";
+
+ if (isdigit(dev[w-1]))
+ p = "p";
+
+ /* devfs kludge - note: fdisk partition names are not supposed
+ to equal kernel names, so there is no reason to do this */
+ if (strcmp(dev + w - 4, "disc") == 0) {
+ w -= 4;
+ p = "part";
}
-}
-#ifdef CONFIG_FEATURE_FDISK_ADVANCED
+ wp = strlen(p);
-static void
-sun_set_alt_cyl(void)
-{
- sunlabel->nacyl =
- SUN_SSWAP16(read_int(0,SUN_SSWAP16(sunlabel->nacyl), 65535, 0,
- _("Number of alternate cylinders")));
+ if (lth) {
+ snprintf(bufp, bufsiz, "%*.*s%s%-2u",
+ lth-wp-2, w, dev, p, pno);
+ } else {
+ snprintf(bufp, bufsiz, "%.*s%s%-2u", w, dev, p, pno);
+ }
+ return bufp;
}
-static void
-sun_set_ncyl(int cyl)
+static ALWAYS_INLINE struct partition *
+get_part_table(int i)
{
- sunlabel->ncyl = SUN_SSWAP16(cyl);
+ return ptes[i].part_table;
}
-static void
-sun_set_xcyl(void)
-{
- sunlabel->sparecyl =
- SUN_SSWAP16(read_int(0, SUN_SSWAP16(sunlabel->sparecyl), sectors, 0,
- _("Extra sectors per cylinder")));
+static const char *
+str_units(int n)
+{ /* n==1: use singular */
+ if (n == 1)
+ return display_in_cyl_units ? "cylinder" : "sector";
+ return display_in_cyl_units ? "cylinders" : "sectors";
}
-static void
-sun_set_ilfact(void)
+static int
+valid_part_table_flag(const char *mbuffer)
{
- sunlabel->ilfact =
- SUN_SSWAP16(read_int(1, SUN_SSWAP16(sunlabel->ilfact), 32, 0,
- _("Interleave factor")));
+ return (mbuffer[510] == 0x55 && (uint8_t)mbuffer[511] == 0xaa);
}
-static void
-sun_set_rspeed(void)
+static void fdisk_fatal(const char *why)
{
- sunlabel->rspeed =
- SUN_SSWAP16(read_int(1, SUN_SSWAP16(sunlabel->rspeed), 100000, 0,
- _("Rotation speed (rpm)")));
+ if (listing) {
+ close_dev_fd();
+ longjmp(listingbuf, 1);
+ }
+ bb_error_msg_and_die(why, disk_device);
}
static void
-sun_set_pcylcount(void)
+seek_sector(sector_t secno)
{
- sunlabel->pcylcount =
- SUN_SSWAP16(read_int(0, SUN_SSWAP16(sunlabel->pcylcount), 65535, 0,
- _("Number of physical cylinders")));
+#if ENABLE_FDISK_SUPPORT_LARGE_DISKS
+ off64_t off = (off64_t)secno * sector_size;
+ if (lseek64(dev_fd, off, SEEK_SET) == (off64_t) -1)
+ fdisk_fatal(unable_to_seek);
+#else
+ uint64_t off = (uint64_t)secno * sector_size;
+ if (off > MAXINT(off_t)
+ || lseek(dev_fd, (off_t)off, SEEK_SET) == (off_t) -1
+ ) {
+ fdisk_fatal(unable_to_seek);
+ }
+#endif
}
-#endif /* CONFIG_FEATURE_FDISK_ADVANCED */
-static void
-sun_write_table(void)
+#if ENABLE_FEATURE_FDISK_WRITABLE
+/* Read line; return 0 or first printable char */
+static int
+read_line(const char *prompt)
{
- unsigned short *ush = (unsigned short *)sunlabel;
- unsigned short csum = 0;
+ int sz;
- while (ush < (unsigned short *)(&sunlabel->csum))
- csum ^= *ush++;
- sunlabel->csum = csum;
- if (lseek(fd, 0, SEEK_SET) < 0)
- fdisk_fatal(unable_to_seek);
- if (write(fd, sunlabel, SECTOR_SIZE) != SECTOR_SIZE)
- fdisk_fatal(unable_to_write);
-}
-#endif /* SUN_LABEL */
+ sz = read_line_input(NULL, prompt, line_buffer, sizeof(line_buffer), /*timeout*/ -1);
+ if (sz <= 0)
+ exit(EXIT_SUCCESS); /* Ctrl-D or Ctrl-C */
-/* DOS partition types */
+ if (line_buffer[sz-1] == '\n')
+ line_buffer[--sz] = '\0';
-static const struct systypes i386_sys_types[] = {
- { "\x00" "Empty" },
- { "\x01" "FAT12" },
- { "\x04" "FAT16 <32M" },
- { "\x05" "Extended" }, /* DOS 3.3+ extended partition */
- { "\x06" "FAT16" }, /* DOS 16-bit >=32M */
- { "\x07" "HPFS/NTFS" }, /* OS/2 IFS, eg, HPFS or NTFS or QNX */
- { "\x0a" "OS/2 Boot Manager" },/* OS/2 Boot Manager */
- { "\x0b" "Win95 FAT32" },
- { "\x0c" "Win95 FAT32 (LBA)" },/* LBA really is `Extended Int 13h' */
- { "\x0e" "Win95 FAT16 (LBA)" },
- { "\x0f" "Win95 Ext'd (LBA)" },
- { "\x11" "Hidden FAT12" },
- { "\x12" "Compaq diagnostics" },
- { "\x14" "Hidden FAT16 <32M" },
- { "\x16" "Hidden FAT16" },
- { "\x17" "Hidden HPFS/NTFS" },
- { "\x1b" "Hidden Win95 FAT32" },
- { "\x1c" "Hidden Win95 FAT32 (LBA)" },
- { "\x1e" "Hidden Win95 FAT16 (LBA)" },
- { "\x3c" "PartitionMagic recovery" },
- { "\x41" "PPC PReP Boot" },
- { "\x42" "SFS" },
- { "\x63" "GNU HURD or SysV" }, /* GNU HURD or Mach or Sys V/386 (such as ISC UNIX) */
- { "\x80" "Old Minix" }, /* Minix 1.4a and earlier */
- { "\x81" "Minix / old Linux" },/* Minix 1.4b and later */
- { "\x82" "Linux swap" }, /* also Solaris */
- { "\x83" "Linux" },
- { "\x84" "OS/2 hidden C: drive" },
- { "\x85" "Linux extended" },
- { "\x86" "NTFS volume set" },
- { "\x87" "NTFS volume set" },
- { "\x8e" "Linux LVM" },
- { "\x9f" "BSD/OS" }, /* BSDI */
- { "\xa0" "IBM Thinkpad hibernation" },
- { "\xa5" "FreeBSD" }, /* various BSD flavours */
- { "\xa6" "OpenBSD" },
- { "\xa8" "Darwin UFS" },
- { "\xa9" "NetBSD" },
- { "\xab" "Darwin boot" },
- { "\xb7" "BSDI fs" },
- { "\xb8" "BSDI swap" },
- { "\xbe" "Solaris boot" },
- { "\xeb" "BeOS fs" },
- { "\xee" "EFI GPT" }, /* Intel EFI GUID Partition Table */
- { "\xef" "EFI (FAT-12/16/32)" },/* Intel EFI System Partition */
- { "\xf0" "Linux/PA-RISC boot" },/* Linux/PA-RISC boot loader */
- { "\xf2" "DOS secondary" }, /* DOS 3.3+ secondary */
- { "\xfd" "Linux raid autodetect" },/* New (2.2.x) raid partition with
- autodetect using persistent
- superblock */
-#ifdef CONFIG_WEIRD_PARTITION_TYPES
- { "\x02" "XENIX root" },
- { "\x03" "XENIX usr" },
- { "\x08" "AIX" }, /* AIX boot (AIX -- PS/2 port) or SplitDrive */
- { "\x09" "AIX bootable" }, /* AIX data or Coherent */
- { "\x10" "OPUS" },
- { "\x18" "AST SmartSleep" },
- { "\x24" "NEC DOS" },
- { "\x39" "Plan 9" },
- { "\x40" "Venix 80286" },
- { "\x4d" "QNX4.x" },
- { "\x4e" "QNX4.x 2nd part" },
- { "\x4f" "QNX4.x 3rd part" },
- { "\x50" "OnTrack DM" },
- { "\x51" "OnTrack DM6 Aux1" }, /* (or Novell) */
- { "\x52" "CP/M" }, /* CP/M or Microport SysV/AT */
- { "\x53" "OnTrack DM6 Aux3" },
- { "\x54" "OnTrackDM6" },
- { "\x55" "EZ-Drive" },
- { "\x56" "Golden Bow" },
- { "\x5c" "Priam Edisk" },
- { "\x61" "SpeedStor" },
- { "\x64" "Novell Netware 286" },
- { "\x65" "Novell Netware 386" },
- { "\x70" "DiskSecure Multi-Boot" },
- { "\x75" "PC/IX" },
- { "\x93" "Amoeba" },
- { "\x94" "Amoeba BBT" }, /* (bad block table) */
- { "\xa7" "NeXTSTEP" },
- { "\xbb" "Boot Wizard hidden" },
- { "\xc1" "DRDOS/sec (FAT-12)" },
- { "\xc4" "DRDOS/sec (FAT-16 < 32M)" },
- { "\xc6" "DRDOS/sec (FAT-16)" },
- { "\xc7" "Syrinx" },
- { "\xda" "Non-FS data" },
- { "\xdb" "CP/M / CTOS / ..." },/* CP/M or Concurrent CP/M or
- Concurrent DOS or CTOS */
- { "\xde" "Dell Utility" }, /* Dell PowerEdge Server utilities */
- { "\xdf" "BootIt" }, /* BootIt EMBRM */
- { "\xe1" "DOS access" }, /* DOS access or SpeedStor 12-bit FAT
- extended partition */
- { "\xe3" "DOS R/O" }, /* DOS R/O or SpeedStor */
- { "\xe4" "SpeedStor" }, /* SpeedStor 16-bit FAT extended
- partition < 1024 cyl. */
- { "\xf1" "SpeedStor" },
- { "\xf4" "SpeedStor" }, /* SpeedStor large partition */
- { "\xfe" "LANstep" }, /* SpeedStor >1024 cyl. or LANstep */
- { "\xff" "BBT" }, /* Xenix Bad Block Table */
-#endif
- { 0 }
-};
+ line_ptr = line_buffer;
+ while (*line_ptr != '\0' && (unsigned char)*line_ptr <= ' ')
+ line_ptr++;
+ return *line_ptr;
+}
+static void
+set_all_unchanged(void)
+{
+ int i;
+ for (i = 0; i < MAXIMUM_PARTS; i++)
+ ptes[i].changed = 0;
+}
-/* A valid partition table sector ends in 0x55 0xaa */
-static unsigned int
-part_table_flag(const char *b)
+static ALWAYS_INLINE void
+set_changed(int i)
{
- return ((uint) b[510]) + (((uint) b[511]) << 8);
+ ptes[i].changed = 1;
}
-
-#ifdef CONFIG_FEATURE_FDISK_WRITABLE
-static void
+static ALWAYS_INLINE void
write_part_table_flag(char *b)
{
b[510] = 0x55;
b[511] = 0xaa;
}
-/* start_sect and nr_sects are stored little endian on all machines */
-/* moreover, they are not aligned correctly */
-static void
-store4_little_endian(unsigned char *cp, unsigned int val)
+static char
+read_nonempty(const char *mesg)
{
- cp[0] = (val & 0xff);
- cp[1] = ((val >> 8) & 0xff);
- cp[2] = ((val >> 16) & 0xff);
- cp[3] = ((val >> 24) & 0xff);
+ while (!read_line(mesg))
+ continue;
+ return *line_ptr;
}
-#endif /* CONFIG_FEATURE_FDISK_WRITABLE */
-static unsigned int
-read4_little_endian(const unsigned char *cp)
+static char
+read_maybe_empty(const char *mesg)
+{
+ if (!read_line(mesg)) {
+ line_ptr = line_buffer;
+ line_ptr[0] = '\n';
+ line_ptr[1] = '\0';
+ }
+ return line_ptr[0];
+}
+
+static int
+read_hex(const char *const *sys)
{
- return (uint)(cp[0]) + ((uint)(cp[1]) << 8)
- + ((uint)(cp[2]) << 16) + ((uint)(cp[3]) << 24);
+ unsigned long v;
+ while (1) {
+ read_nonempty("Hex code (type L to list codes): ");
+ if ((line_ptr[0] | 0x20) == 'l') {
+ list_types(sys);
+ continue;
+ }
+ v = bb_strtoul(line_ptr, NULL, 16);
+ if (v <= 0xff)
+ return v;
+ }
}
-#ifdef CONFIG_FEATURE_FDISK_WRITABLE
static void
-set_start_sect(struct partition *p, unsigned int start_sect)
+write_sector(sector_t secno, const void *buf)
{
- store4_little_endian(p->start4, start_sect);
+ seek_sector(secno);
+ xwrite(dev_fd, buf, sector_size);
}
-#endif
+#endif /* FEATURE_FDISK_WRITABLE */
-static int32_t
-get_start_sect(const struct partition *p)
+
+#include "fdisk_aix.c"
+
+struct sun_partition {
+ unsigned char info[128]; /* Informative text string */
+ unsigned char spare0[14];
+ struct sun_info {
+ unsigned char spare1;
+ unsigned char id;
+ unsigned char spare2;
+ unsigned char flags;
+ } infos[8];
+ unsigned char spare1[246]; /* Boot information etc. */
+ unsigned short rspeed; /* Disk rotational speed */
+ unsigned short pcylcount; /* Physical cylinder count */
+ unsigned short sparecyl; /* extra sects per cylinder */
+ unsigned char spare2[4]; /* More magic... */
+ unsigned short ilfact; /* Interleave factor */
+ unsigned short ncyl; /* Data cylinder count */
+ unsigned short nacyl; /* Alt. cylinder count */
+ unsigned short ntrks; /* Tracks per cylinder */
+ unsigned short nsect; /* Sectors per track */
+ unsigned char spare3[4]; /* Even more magic... */
+ struct sun_partinfo {
+ uint32_t start_cylinder;
+ uint32_t num_sectors;
+ } partitions[8];
+ unsigned short magic; /* Magic number */
+ unsigned short csum; /* Label xor'd checksum */
+} FIX_ALIASING;
+typedef struct sun_partition sun_partition;
+#define sunlabel ((sun_partition *)MBRbuffer)
+STATIC_OSF void bsd_select(void);
+STATIC_OSF void xbsd_print_disklabel(int);
+#include "fdisk_osf.c"
+
+STATIC_GPT void gpt_list_table(int xtra);
+#include "fdisk_gpt.c"
+
+#if ENABLE_FEATURE_SGI_LABEL || ENABLE_FEATURE_SUN_LABEL
+static uint16_t
+fdisk_swap16(uint16_t x)
+{
+ return (x << 8) | (x >> 8);
+}
+
+static uint32_t
+fdisk_swap32(uint32_t x)
+{
+ return (x << 24) |
+ ((x & 0xFF00) << 8) |
+ ((x & 0xFF0000) >> 8) |
+ (x >> 24);
+}
+#endif
+
+STATIC_SGI const char *const sgi_sys_types[];
+STATIC_SGI unsigned sgi_get_num_sectors(int i);
+STATIC_SGI int sgi_get_sysid(int i);
+STATIC_SGI void sgi_delete_partition(int i);
+STATIC_SGI void sgi_change_sysid(int i, int sys);
+STATIC_SGI void sgi_list_table(int xtra);
+#if ENABLE_FEATURE_FDISK_ADVANCED
+STATIC_SGI void sgi_set_xcyl(void);
+#endif
+STATIC_SGI int verify_sgi(int verbose);
+STATIC_SGI void sgi_add_partition(int n, int sys);
+STATIC_SGI void sgi_set_swappartition(int i);
+STATIC_SGI const char *sgi_get_bootfile(void);
+STATIC_SGI void sgi_set_bootfile(const char* aFile);
+STATIC_SGI void create_sgiinfo(void);
+STATIC_SGI void sgi_write_table(void);
+STATIC_SGI void sgi_set_bootpartition(int i);
+#include "fdisk_sgi.c"
+
+STATIC_SUN const char *const sun_sys_types[];
+STATIC_SUN void sun_delete_partition(int i);
+STATIC_SUN void sun_change_sysid(int i, int sys);
+STATIC_SUN void sun_list_table(int xtra);
+STATIC_SUN void add_sun_partition(int n, int sys);
+#if ENABLE_FEATURE_FDISK_ADVANCED
+STATIC_SUN void sun_set_alt_cyl(void);
+STATIC_SUN void sun_set_ncyl(int cyl);
+STATIC_SUN void sun_set_xcyl(void);
+STATIC_SUN void sun_set_ilfact(void);
+STATIC_SUN void sun_set_rspeed(void);
+STATIC_SUN void sun_set_pcylcount(void);
+#endif
+STATIC_SUN void toggle_sunflags(int i, unsigned char mask);
+STATIC_SUN void verify_sun(void);
+STATIC_SUN void sun_write_table(void);
+#include "fdisk_sun.c"
+
+
+static inline_if_little_endian unsigned
+read4_little_endian(const unsigned char *cp)
{
- return read4_little_endian(p->start4);
+ uint32_t v;
+ move_from_unaligned32(v, cp);
+ return SWAP_LE32(v);
}
-#ifdef CONFIG_FEATURE_FDISK_WRITABLE
-static void
-set_nr_sects(struct partition *p, int32_t nr_sects)
+static sector_t
+get_start_sect(const struct partition *p)
{
- store4_little_endian(p->size4, nr_sects);
+ return read4_little_endian(p->start4);
}
-#endif
-static int32_t
+static sector_t
get_nr_sects(const struct partition *p)
{
return read4_little_endian(p->size4);
}
-/* normally O_RDWR, -l option gives O_RDONLY */
-static int type_open = O_RDWR;
-
-
-static int ext_index; /* the prime extended partition */
-static int listing; /* no aborts for fdisk -l */
-static int dos_compatible_flag = ~0;
-#ifdef CONFIG_FEATURE_FDISK_WRITABLE
-static int dos_changed;
-static int nowarn; /* no warnings for fdisk -l/-s */
-#endif
-
-
-
-static uint user_cylinders, user_heads, user_sectors;
-static uint pt_heads, pt_sectors;
-static uint kern_heads, kern_sectors;
-
-static off_t extended_offset; /* offset of link pointers */
-
-static unsigned long long total_number_of_sectors;
-
-
-static jmp_buf listingbuf;
-
-static void fdisk_fatal(enum failure why)
+#if ENABLE_FEATURE_FDISK_WRITABLE
+/* start_sect and nr_sects are stored little endian on all machines */
+/* moreover, they are not aligned correctly */
+static inline_if_little_endian void
+store4_little_endian(unsigned char *cp, unsigned val)
{
- const char *message;
-
- if (listing) {
- close(fd);
- longjmp(listingbuf, 1);
- }
-
- switch (why) {
- case unable_to_open:
- message = "Unable to open %s\n";
- break;
- case unable_to_read:
- message = "Unable to read %s\n";
- break;
- case unable_to_seek:
- message = "Unable to seek on %s\n";
- break;
- case unable_to_write:
- message = "Unable to write %s\n";
- break;
- case ioctl_error:
- message = "BLKGETSIZE ioctl failed on %s\n";
- break;
- default:
- message = "Fatal error\n";
- }
-
- fputc('\n', stderr);
- fprintf(stderr, message, disk_device);
- exit(1);
+ uint32_t v = SWAP_LE32(val);
+ move_to_unaligned32(cp, v);
}
static void
-seek_sector(off_t secno)
+set_start_sect(struct partition *p, unsigned start_sect)
{
- off_t offset = secno * sector_size;
- if (lseek(fd, offset, SEEK_SET) == (off_t) -1)
- fdisk_fatal(unable_to_seek);
+ store4_little_endian(p->start4, start_sect);
}
-#ifdef CONFIG_FEATURE_FDISK_WRITABLE
static void
-write_sector(off_t secno, char *buf)
+set_nr_sects(struct partition *p, unsigned nr_sects)
{
- seek_sector(secno);
- if (write(fd, buf, sector_size) != sector_size)
- fdisk_fatal(unable_to_write);
+ store4_little_endian(p->size4, nr_sects);
}
#endif
/* Allocate a buffer and read a partition table sector */
static void
-read_pte(struct pte *pe, off_t offset)
+read_pte(struct pte *pe, sector_t offset)
{
- pe->offset = offset;
- pe->sectorbuffer = (char *) xmalloc(sector_size);
+ pe->offset_from_dev_start = offset;
+ pe->sectorbuffer = xzalloc(sector_size);
seek_sector(offset);
- if (read(fd, pe->sectorbuffer, sector_size) != sector_size)
+ /* xread would make us abort - bad for fdisk -l */
+ if (full_read(dev_fd, pe->sectorbuffer, sector_size) != sector_size)
fdisk_fatal(unable_to_read);
-#ifdef CONFIG_FEATURE_FDISK_WRITABLE
+#if ENABLE_FEATURE_FDISK_WRITABLE
pe->changed = 0;
#endif
pe->part_table = pe->ext_pointer = NULL;
}
-static unsigned int
-get_partition_start(const struct pte *pe)
+static sector_t
+get_partition_start_from_dev_start(const struct pte *pe)
{
- return pe->offset + get_start_sect(pe->part_table);
+ return pe->offset_from_dev_start + get_start_sect(pe->part_table);
}
-#ifdef CONFIG_FEATURE_FDISK_WRITABLE
+#if ENABLE_FEATURE_FDISK_WRITABLE
/*
* Avoid warning about DOS partitions when no DOS partition was changed.
* Here a heuristic "is probably dos partition".
* We might also do the opposite and warn in all cases except
* for "is probably nondos partition".
*/
+#ifdef UNUSED
static int
is_dos_partition(int t)
{
t == 0x1b || t == 0x1c || t == 0x1e || t == 0x24 ||
t == 0xc1 || t == 0xc4 || t == 0xc6);
}
+#endif
static void
menu(void)
{
-#ifdef CONFIG_FEATURE_SUN_LABEL
- if (label_sun == current_label_type) {
- puts(_("Command action"));
- puts(_("\ta\ttoggle a read only flag")); /* sun */
- puts(_("\tb\tedit bsd disklabel"));
- puts(_("\tc\ttoggle the mountable flag")); /* sun */
- puts(_("\td\tdelete a partition"));
- puts(_("\tl\tlist known partition types"));
- puts(_("\tm\tprint this menu"));
- puts(_("\tn\tadd a new partition"));
- puts(_("\to\tcreate a new empty DOS partition table"));
- puts(_("\tp\tprint the partition table"));
- puts(_("\tq\tquit without saving changes"));
- puts(_("\ts\tcreate a new empty Sun disklabel")); /* sun */
- puts(_("\tt\tchange a partition's system id"));
- puts(_("\tu\tchange display/entry units"));
- puts(_("\tv\tverify the partition table"));
- puts(_("\tw\twrite table to disk and exit"));
-#ifdef CONFIG_FEATURE_FDISK_ADVANCED
- puts(_("\tx\textra functionality (experts only)"));
-#endif
- } else
-#endif
-#ifdef CONFIG_FEATURE_SGI_LABEL
- if (label_sgi == current_label_type) {
- puts(_("Command action"));
- puts(_("\ta\tselect bootable partition")); /* sgi flavour */
- puts(_("\tb\tedit bootfile entry")); /* sgi */
- puts(_("\tc\tselect sgi swap partition")); /* sgi flavour */
- puts(_("\td\tdelete a partition"));
- puts(_("\tl\tlist known partition types"));
- puts(_("\tm\tprint this menu"));
- puts(_("\tn\tadd a new partition"));
- puts(_("\to\tcreate a new empty DOS partition table"));
- puts(_("\tp\tprint the partition table"));
- puts(_("\tq\tquit without saving changes"));
- puts(_("\ts\tcreate a new empty Sun disklabel")); /* sun */
- puts(_("\tt\tchange a partition's system id"));
- puts(_("\tu\tchange display/entry units"));
- puts(_("\tv\tverify the partition table"));
- puts(_("\tw\twrite table to disk and exit"));
- } else
-#endif
-#ifdef CONFIG_FEATURE_AIX_LABEL
- if (label_aix == current_label_type) {
- puts(_("Command action"));
- puts(_("\tm\tprint this menu"));
- puts(_("\to\tcreate a new empty DOS partition table"));
- puts(_("\tq\tquit without saving changes"));
- puts(_("\ts\tcreate a new empty Sun disklabel")); /* sun */
- } else
-#endif
- {
- puts(_("Command action"));
- puts(_("\ta\ttoggle a bootable flag"));
- puts(_("\tb\tedit bsd disklabel"));
- puts(_("\tc\ttoggle the dos compatibility flag"));
- puts(_("\td\tdelete a partition"));
- puts(_("\tl\tlist known partition types"));
- puts(_("\tm\tprint this menu"));
- puts(_("\tn\tadd a new partition"));
- puts(_("\to\tcreate a new empty DOS partition table"));
- puts(_("\tp\tprint the partition table"));
- puts(_("\tq\tquit without saving changes"));
- puts(_("\ts\tcreate a new empty Sun disklabel")); /* sun */
- puts(_("\tt\tchange a partition's system id"));
- puts(_("\tu\tchange display/entry units"));
- puts(_("\tv\tverify the partition table"));
- puts(_("\tw\twrite table to disk and exit"));
-#ifdef CONFIG_FEATURE_FDISK_ADVANCED
- puts(_("\tx\textra functionality (experts only)"));
+ puts("Command Action");
+ if (LABEL_IS_SUN) {
+ puts("a\ttoggle a read only flag"); /* sun */
+ puts("b\tedit bsd disklabel");
+ puts("c\ttoggle the mountable flag"); /* sun */
+ puts("d\tdelete a partition");
+ puts("l\tlist known partition types");
+ puts("n\tadd a new partition");
+ puts("o\tcreate a new empty DOS partition table");
+ puts("p\tprint the partition table");
+ puts("q\tquit without saving changes");
+ puts("s\tcreate a new empty Sun disklabel"); /* sun */
+ puts("t\tchange a partition's system id");
+ puts("u\tchange display/entry units");
+ puts("v\tverify the partition table");
+ puts("w\twrite table to disk and exit");
+#if ENABLE_FEATURE_FDISK_ADVANCED
+ puts("x\textra functionality (experts only)");
+#endif
+ } else if (LABEL_IS_SGI) {
+ puts("a\tselect bootable partition"); /* sgi flavour */
+ puts("b\tedit bootfile entry"); /* sgi */
+ puts("c\tselect sgi swap partition"); /* sgi flavour */
+ puts("d\tdelete a partition");
+ puts("l\tlist known partition types");
+ puts("n\tadd a new partition");
+ puts("o\tcreate a new empty DOS partition table");
+ puts("p\tprint the partition table");
+ puts("q\tquit without saving changes");
+ puts("s\tcreate a new empty Sun disklabel"); /* sun */
+ puts("t\tchange a partition's system id");
+ puts("u\tchange display/entry units");
+ puts("v\tverify the partition table");
+ puts("w\twrite table to disk and exit");
+ } else if (LABEL_IS_AIX) {
+ puts("o\tcreate a new empty DOS partition table");
+ puts("q\tquit without saving changes");
+ puts("s\tcreate a new empty Sun disklabel"); /* sun */
+ } else if (LABEL_IS_GPT) {
+ puts("o\tcreate a new empty DOS partition table");
+ puts("p\tprint the partition table");
+ puts("q\tquit without saving changes");
+ puts("s\tcreate a new empty Sun disklabel"); /* sun */
+ } else {
+ puts("a\ttoggle a bootable flag");
+ puts("b\tedit bsd disklabel");
+ puts("c\ttoggle the dos compatibility flag");
+ puts("d\tdelete a partition");
+ puts("l\tlist known partition types");
+ puts("n\tadd a new partition");
+ puts("o\tcreate a new empty DOS partition table");
+ puts("p\tprint the partition table");
+ puts("q\tquit without saving changes");
+ puts("s\tcreate a new empty Sun disklabel"); /* sun */
+ puts("t\tchange a partition's system id");
+ puts("u\tchange display/entry units");
+ puts("v\tverify the partition table");
+ puts("w\twrite table to disk and exit");
+#if ENABLE_FEATURE_FDISK_ADVANCED
+ puts("x\textra functionality (experts only)");
#endif
}
}
-#endif /* CONFIG_FEATURE_FDISK_WRITABLE */
+#endif /* FEATURE_FDISK_WRITABLE */
-#ifdef CONFIG_FEATURE_FDISK_ADVANCED
+#if ENABLE_FEATURE_FDISK_ADVANCED
static void
xmenu(void)
{
-#ifdef CONFIG_FEATURE_SUN_LABEL
- if (label_sun == current_label_type) {
- puts(_("Command action"));
- puts(_("\ta\tchange number of alternate cylinders")); /*sun*/
- puts(_("\tc\tchange number of cylinders"));
- puts(_("\td\tprint the raw data in the partition table"));
- puts(_("\te\tchange number of extra sectors per cylinder"));/*sun*/
- puts(_("\th\tchange number of heads"));
- puts(_("\ti\tchange interleave factor")); /*sun*/
- puts(_("\to\tchange rotation speed (rpm)")); /*sun*/
- puts(_("\tm\tprint this menu"));
- puts(_("\tp\tprint the partition table"));
- puts(_("\tq\tquit without saving changes"));
- puts(_("\tr\treturn to main menu"));
- puts(_("\ts\tchange number of sectors/track"));
- puts(_("\tv\tverify the partition table"));
- puts(_("\tw\twrite table to disk and exit"));
- puts(_("\ty\tchange number of physical cylinders")); /*sun*/
- } else
-#endif
-#ifdef CONFIG_FEATURE_SGI_LABEL
- if (label_sgi == current_label_type) {
- puts(_("Command action"));
- puts(_("\tb\tmove beginning of data in a partition")); /* !sun */
- puts(_("\tc\tchange number of cylinders"));
- puts(_("\td\tprint the raw data in the partition table"));
- puts(_("\te\tlist extended partitions")); /* !sun */
- puts(_("\tg\tcreate an IRIX (SGI) partition table"));/* sgi */
- puts(_("\th\tchange number of heads"));
- puts(_("\tm\tprint this menu"));
- puts(_("\tp\tprint the partition table"));
- puts(_("\tq\tquit without saving changes"));
- puts(_("\tr\treturn to main menu"));
- puts(_("\ts\tchange number of sectors/track"));
- puts(_("\tv\tverify the partition table"));
- puts(_("\tw\twrite table to disk and exit"));
- } else
-#endif
-#ifdef CONFIG_FEATURE_AIX_LABEL
- if (label_aix == current_label_type) {
- puts(_("Command action"));
- puts(_("\tb\tmove beginning of data in a partition")); /* !sun */
- puts(_("\tc\tchange number of cylinders"));
- puts(_("\td\tprint the raw data in the partition table"));
- puts(_("\te\tlist extended partitions")); /* !sun */
- puts(_("\tg\tcreate an IRIX (SGI) partition table"));/* sgi */
- puts(_("\th\tchange number of heads"));
- puts(_("\tm\tprint this menu"));
- puts(_("\tp\tprint the partition table"));
- puts(_("\tq\tquit without saving changes"));
- puts(_("\tr\treturn to main menu"));
- puts(_("\ts\tchange number of sectors/track"));
- puts(_("\tv\tverify the partition table"));
- puts(_("\tw\twrite table to disk and exit"));
- } else
-#endif
- {
- puts(_("Command action"));
- puts(_("\tb\tmove beginning of data in a partition")); /* !sun */
- puts(_("\tc\tchange number of cylinders"));
- puts(_("\td\tprint the raw data in the partition table"));
- puts(_("\te\tlist extended partitions")); /* !sun */
- puts(_("\tf\tfix partition order")); /* !sun, !aix, !sgi */
-#ifdef CONFIG_FEATURE_SGI_LABEL
- puts(_("\tg\tcreate an IRIX (SGI) partition table"));/* sgi */
-#endif
- puts(_("\th\tchange number of heads"));
- puts(_("\tm\tprint this menu"));
- puts(_("\tp\tprint the partition table"));
- puts(_("\tq\tquit without saving changes"));
- puts(_("\tr\treturn to main menu"));
- puts(_("\ts\tchange number of sectors/track"));
- puts(_("\tv\tverify the partition table"));
- puts(_("\tw\twrite table to disk and exit"));
+ puts("Command Action");
+ if (LABEL_IS_SUN) {
+ puts("a\tchange number of alternate cylinders"); /*sun*/
+ puts("c\tchange number of cylinders");
+ puts("d\tprint the raw data in the partition table");
+ puts("e\tchange number of extra sectors per cylinder");/*sun*/
+ puts("h\tchange number of heads");
+ puts("i\tchange interleave factor"); /*sun*/
+ puts("o\tchange rotation speed (rpm)"); /*sun*/
+ puts("p\tprint the partition table");
+ puts("q\tquit without saving changes");
+ puts("r\treturn to main menu");
+ puts("s\tchange number of sectors/track");
+ puts("v\tverify the partition table");
+ puts("w\twrite table to disk and exit");
+ puts("y\tchange number of physical cylinders"); /*sun*/
+ } else if (LABEL_IS_SGI) {
+ puts("b\tmove beginning of data in a partition"); /* !sun */
+ puts("c\tchange number of cylinders");
+ puts("d\tprint the raw data in the partition table");
+ puts("e\tlist extended partitions"); /* !sun */
+ puts("g\tcreate an IRIX (SGI) partition table");/* sgi */
+ puts("h\tchange number of heads");
+ puts("p\tprint the partition table");
+ puts("q\tquit without saving changes");
+ puts("r\treturn to main menu");
+ puts("s\tchange number of sectors/track");
+ puts("v\tverify the partition table");
+ puts("w\twrite table to disk and exit");
+ } else if (LABEL_IS_AIX) {
+ puts("b\tmove beginning of data in a partition"); /* !sun */
+ puts("c\tchange number of cylinders");
+ puts("d\tprint the raw data in the partition table");
+ puts("e\tlist extended partitions"); /* !sun */
+ puts("g\tcreate an IRIX (SGI) partition table");/* sgi */
+ puts("h\tchange number of heads");
+ puts("p\tprint the partition table");
+ puts("q\tquit without saving changes");
+ puts("r\treturn to main menu");
+ puts("s\tchange number of sectors/track");
+ puts("v\tverify the partition table");
+ puts("w\twrite table to disk and exit");
+ } else {
+ puts("b\tmove beginning of data in a partition"); /* !sun */
+ puts("c\tchange number of cylinders");
+ puts("d\tprint the raw data in the partition table");
+ puts("e\tlist extended partitions"); /* !sun */
+ puts("f\tfix partition order"); /* !sun, !aix, !sgi */
+#if ENABLE_FEATURE_SGI_LABEL
+ puts("g\tcreate an IRIX (SGI) partition table");/* sgi */
+#endif
+ puts("h\tchange number of heads");
+ puts("p\tprint the partition table");
+ puts("q\tquit without saving changes");
+ puts("r\treturn to main menu");
+ puts("s\tchange number of sectors/track");
+ puts("v\tverify the partition table");
+ puts("w\twrite table to disk and exit");
}
}
#endif /* ADVANCED mode */
-#ifdef CONFIG_FEATURE_FDISK_WRITABLE
-static const struct systypes *
+#if ENABLE_FEATURE_FDISK_WRITABLE
+static const char *const *
get_sys_types(void)
{
return (
-#ifdef CONFIG_FEATURE_SUN_LABEL
- label_sun == current_label_type ? sun_sys_types :
-#endif
-#ifdef CONFIG_FEATURE_SGI_LABEL
- label_sgi == current_label_type ? sgi_sys_types :
-#endif
+ LABEL_IS_SUN ? sun_sys_types :
+ LABEL_IS_SGI ? sgi_sys_types :
i386_sys_types);
}
#else
#define get_sys_types() i386_sys_types
-#endif /* CONFIG_FEATURE_FDISK_WRITABLE */
+#endif
-static const char *partition_type(unsigned char type)
+static const char *
+partition_type(unsigned char type)
{
int i;
- const struct systypes *types = get_sys_types();
+ const char *const *types = get_sys_types();
- for (i = 0; types[i].name; i++)
- if ((unsigned char )types[i].name[0] == type)
- return types[i].name + 1;
+ for (i = 0; types[i]; i++)
+ if ((unsigned char)types[i][0] == type)
+ return types[i] + 1;
- return _("Unknown");
+ return "Unknown";
+}
+
+static int
+is_cleared_partition(const struct partition *p)
+{
+ /* We consider partition "cleared" only if it has only zeros */
+ const char *cp = (const char *)p;
+ int cnt = sizeof(*p);
+ char bits = 0;
+ while (--cnt >= 0)
+ bits |= *cp++;
+ return (bits == 0);
}
+static void
+clear_partition(struct partition *p)
+{
+ if (p)
+ memset(p, 0, sizeof(*p));
+}
-#ifdef CONFIG_FEATURE_FDISK_WRITABLE
+#if ENABLE_FEATURE_FDISK_WRITABLE
static int
get_sysid(int i)
{
- return (
-#ifdef CONFIG_FEATURE_SUN_LABEL
- label_sun == current_label_type ? sunlabel->infos[i].id :
-#endif
-#ifdef CONFIG_FEATURE_SGI_LABEL
- label_sgi == current_label_type ? sgi_get_sysid(i) :
-#endif
- ptes[i].part_table->sys_ind);
+ return LABEL_IS_SUN ? sunlabel->infos[i].id :
+ (LABEL_IS_SGI ? sgi_get_sysid(i) :
+ ptes[i].part_table->sys_ind);
}
-void list_types(const struct systypes *sys)
+static void
+list_types(const char *const *sys)
{
- uint last[4], done = 0, next = 0, size;
+ enum { COLS = 3 };
+
+ unsigned last[COLS];
+ unsigned done, next, size;
int i;
- for (i = 0; sys[i].name; i++);
- size = i;
+ for (size = 0; sys[size]; size++)
+ continue;
- for (i = 3; i >= 0; i--)
- last[3 - i] = done += (size + i - done) / (i + 1);
- i = done = 0;
+ done = 0;
+ for (i = COLS-1; i >= 0; i--) {
+ done += (size + i - done) / (i + 1);
+ last[COLS-1 - i] = done;
+ }
+ i = done = next = 0;
do {
- printf("%c%2x %-15.15s", i ? ' ' : '\n',
- (unsigned char)sys[next].name[0],
- partition_type((unsigned char)sys[next].name[0]));
+ printf("%c%2x %-22.22s", i ? ' ' : '\n',
+ (unsigned char)sys[next][0],
+ sys[next] + 1);
next = last[i++] + done;
- if (i > 3 || next >= last[i]) {
+ if (i >= COLS || next >= last[i]) {
i = 0;
next = ++done;
}
} while (done < last[0]);
- putchar('\n');
+ bb_putchar('\n');
}
-#endif /* CONFIG_FEATURE_FDISK_WRITABLE */
-static int
-is_cleared_partition(const struct partition *p)
-{
- return !(!p || p->boot_ind || p->head || p->sector || p->cyl ||
- p->sys_ind || p->end_head || p->end_sector || p->end_cyl ||
- get_start_sect(p) || get_nr_sects(p));
-}
+#define set_hsc(h, s, c, sector) do \
+{ \
+ s = sector % g_sectors + 1; \
+ sector /= g_sectors; \
+ h = sector % g_heads; \
+ sector /= g_heads; \
+ c = sector & 0xff; \
+ s |= (sector >> 2) & 0xc0; \
+} while (0)
-static void
-clear_partition(struct partition *p)
+static void set_hsc_start_end(struct partition *p, sector_t start, sector_t stop)
{
- if (!p)
- return;
- memset(p, 0, sizeof(struct partition));
+ if (dos_compatible_flag && (start / (g_sectors * g_heads) > 1023))
+ start = g_heads * g_sectors * 1024 - 1;
+ set_hsc(p->head, p->sector, p->cyl, start);
+
+ if (dos_compatible_flag && (stop / (g_sectors * g_heads) > 1023))
+ stop = g_heads * g_sectors * 1024 - 1;
+ set_hsc(p->end_head, p->end_sector, p->end_cyl, stop);
}
-#ifdef CONFIG_FEATURE_FDISK_WRITABLE
static void
-set_partition(int i, int doext, off_t start, off_t stop, int sysid)
+set_partition(int i, int doext, sector_t start, sector_t stop, int sysid)
{
struct partition *p;
- off_t offset;
+ sector_t offset;
if (doext) {
p = ptes[i].ext_pointer;
offset = extended_offset;
} else {
p = ptes[i].part_table;
- offset = ptes[i].offset;
+ offset = ptes[i].offset_from_dev_start;
}
p->boot_ind = 0;
p->sys_ind = sysid;
set_start_sect(p, start - offset);
set_nr_sects(p, stop - start + 1);
- if (dos_compatible_flag && (start/(sectors*heads) > 1023))
- start = heads*sectors*1024 - 1;
- set_hsc(p->head, p->sector, p->cyl, start);
- if (dos_compatible_flag && (stop/(sectors*heads) > 1023))
- stop = heads*sectors*1024 - 1;
- set_hsc(p->end_head, p->end_sector, p->end_cyl, stop);
+ set_hsc_start_end(p, start, stop);
ptes[i].changed = 1;
}
#endif
static int
-test_c(const char **m, const char *mesg)
-{
- int val = 0;
- if (!*m)
- fprintf(stderr, _("You must set"));
- else {
- fprintf(stderr, " %s", *m);
- val = 1;
- }
- *m = mesg;
- return val;
-}
-
-static int
warn_geometry(void)
{
- const char *m = NULL;
- int prev = 0;
-
- if (!heads)
- prev = test_c(&m, _("heads"));
- if (!sectors)
- prev = test_c(&m, _("sectors"));
- if (!cylinders)
- prev = test_c(&m, _("cylinders"));
- if (!m)
+ if (g_heads && g_sectors && g_cylinders)
return 0;
- fprintf(stderr, "%s%s.\n"
-#ifdef CONFIG_FEATURE_FDISK_WRITABLE
- "You can do this from the extra functions menu.\n"
-#endif
- , prev ? _(" and ") : " ", m);
-
+ printf("Unknown value(s) for:");
+ if (!g_heads)
+ printf(" heads");
+ if (!g_sectors)
+ printf(" sectors");
+ if (!g_cylinders)
+ printf(" cylinders");
+ printf(
+#if ENABLE_FEATURE_FDISK_WRITABLE
+ " (settable in the extra functions menu)"
+#endif
+ "\n");
return 1;
}
-static void update_units(void)
+static void
+update_units(void)
{
- int cyl_units = heads * sectors;
+ int cyl_units = g_heads * g_sectors;
if (display_in_cyl_units && cyl_units)
units_per_sector = cyl_units;
units_per_sector = 1; /* in sectors */
}
-#ifdef CONFIG_FEATURE_FDISK_WRITABLE
+#if ENABLE_FEATURE_FDISK_WRITABLE
static void
warn_cylinders(void)
{
- if (label_dos == current_label_type && cylinders > 1024 && !nowarn)
- fprintf(stderr, _("\n"
-"The number of cylinders for this disk is set to %d.\n"
+ if (LABEL_IS_DOS && g_cylinders > 1024 && !nowarn)
+ printf("\n"
+"The number of cylinders for this disk is set to %u.\n"
"There is nothing wrong with that, but this is larger than 1024,\n"
"and could in certain setups cause problems with:\n"
"1) software that runs at boot time (e.g., old versions of LILO)\n"
"2) booting and partitioning software from other OSs\n"
-" (e.g., DOS FDISK, OS/2 FDISK)\n"),
- cylinders);
+" (e.g., DOS FDISK, OS/2 FDISK)\n",
+ g_cylinders);
}
#endif
p = pex->part_table;
if (!get_start_sect(p)) {
- fprintf(stderr,
- _("Bad offset in primary extended partition\n"));
+ printf("Bad offset in primary extended partition\n");
return;
}
while (IS_EXTENDED(p->sys_ind)) {
- struct pte *pe = &ptes[partitions];
+ struct pte *pe = &ptes[g_partitions];
- if (partitions >= MAXIMUM_PARTS) {
+ if (g_partitions >= MAXIMUM_PARTS) {
/* This is not a Linux restriction, but
this program uses arrays of size MAXIMUM_PARTS.
- Do not try to `improve' this test. */
- struct pte *pre = &ptes[partitions-1];
-#ifdef CONFIG_FEATURE_FDISK_WRITABLE
- fprintf(stderr,
- _("Warning: deleting partitions after %d\n"),
- partitions);
+ Do not try to 'improve' this test. */
+ struct pte *pre = &ptes[g_partitions - 1];
+#if ENABLE_FEATURE_FDISK_WRITABLE
+ printf("Warning: deleting partitions after %u\n",
+ g_partitions);
pre->changed = 1;
#endif
clear_partition(pre->ext_pointer);
for (i = 0; i < 4; i++, p++) if (get_nr_sects(p)) {
if (IS_EXTENDED(p->sys_ind)) {
if (pe->ext_pointer)
- fprintf(stderr,
- _("Warning: extra link "
- "pointer in partition table"
- " %d\n"), partitions + 1);
+ printf("Warning: extra link "
+ "pointer in partition table"
+ " %u\n", g_partitions + 1);
else
pe->ext_pointer = p;
} else if (p->sys_ind) {
if (pe->part_table)
- fprintf(stderr,
- _("Warning: ignoring extra "
+ printf("Warning: ignoring extra "
"data in partition table"
- " %d\n"), partitions + 1);
+ " %u\n", g_partitions + 1);
else
pe->part_table = p;
}
}
p = pe->ext_pointer;
- partitions++;
+ g_partitions++;
}
-#ifdef CONFIG_FEATURE_FDISK_WRITABLE
+#if ENABLE_FEATURE_FDISK_WRITABLE
/* remove empty links */
remove:
- for (i = 4; i < partitions; i++) {
+ for (i = 4; i < g_partitions; i++) {
struct pte *pe = &ptes[i];
- if (!get_nr_sects(pe->part_table) &&
- (partitions > 5 || ptes[4].part_table->sys_ind)) {
- printf("omitting empty partition (%d)\n", i+1);
+ if (!get_nr_sects(pe->part_table)
+ && (g_partitions > 5 || ptes[4].part_table->sys_ind)
+ ) {
+ printf("Omitting empty partition (%u)\n", i+1);
delete_partition(i);
goto remove; /* numbering changed */
}
#endif
}
-#ifdef CONFIG_FEATURE_FDISK_WRITABLE
+#if ENABLE_FEATURE_FDISK_WRITABLE
static void
create_doslabel(void)
{
- int i;
-
- fprintf(stderr,
- _("Building a new DOS disklabel. Changes will remain in memory only,\n"
- "until you decide to write them. After that, of course, the previous\n"
- "content won't be recoverable.\n\n"));
+ printf(msg_building_new_label, "DOS disklabel");
- current_label_type = label_dos;
-
-#ifdef CONFIG_FEATURE_OSF_LABEL
+ current_label_type = LABEL_DOS;
+#if ENABLE_FEATURE_OSF_LABEL
possibly_osf_label = 0;
#endif
- partitions = 4;
+ g_partitions = 4;
- for (i = 510-64; i < 510; i++)
- MBRbuffer[i] = 0;
+ memset(&MBRbuffer[510 - 4*16], 0, 4*16);
write_part_table_flag(MBRbuffer);
extended_offset = 0;
set_all_unchanged();
set_changed(0);
- get_boot(create_empty_dos);
+ get_boot(CREATE_EMPTY_DOS);
}
-#endif /* CONFIG_FEATURE_FDISK_WRITABLE */
+#endif
static void
get_sectorsize(void)
{
if (!user_set_sector_size) {
int arg;
- if (ioctl(fd, BLKSSZGET, &arg) == 0)
+ if (ioctl(dev_fd, BLKSSZGET, &arg) == 0)
sector_size = arg;
if (sector_size != DEFAULT_SECTOR_SIZE)
- printf(_("Note: sector size is %d (not %d)\n"),
- sector_size, DEFAULT_SECTOR_SIZE);
+ printf("Note: sector size is %u "
+ "(not " DEFAULT_SECTOR_SIZE_STR ")\n",
+ sector_size);
}
}
-static inline void
+static void
get_kernel_geometry(void)
{
struct hd_geometry geometry;
- if (!ioctl(fd, HDIO_GETGEO, &geometry)) {
+ if (!ioctl(dev_fd, HDIO_GETGEO, &geometry)) {
kern_heads = geometry.heads;
kern_sectors = geometry.sectors;
/* never use geometry.cylinders - it is truncated */
get_geometry(void)
{
int sec_fac;
- unsigned long long bytes; /* really u64 */
get_sectorsize();
sec_fac = sector_size / 512;
-#ifdef CONFIG_FEATURE_SUN_LABEL
+#if ENABLE_FEATURE_SUN_LABEL
guess_device_type();
#endif
- heads = cylinders = sectors = 0;
+ g_heads = g_cylinders = g_sectors = 0;
kern_heads = kern_sectors = 0;
pt_heads = pt_sectors = 0;
get_kernel_geometry();
get_partition_table_geometry();
- heads = user_heads ? user_heads :
+ g_heads = user_heads ? user_heads :
pt_heads ? pt_heads :
kern_heads ? kern_heads : 255;
- sectors = user_sectors ? user_sectors :
+ g_sectors = user_sectors ? user_sectors :
pt_sectors ? pt_sectors :
kern_sectors ? kern_sectors : 63;
- if (ioctl(fd, BLKGETSIZE64, &bytes) == 0) {
- /* got bytes */
- } else {
- unsigned long longsectors;
-
- if (ioctl(fd, BLKGETSIZE, &longsectors))
- longsectors = 0;
- bytes = ((unsigned long long) longsectors) << 9;
- }
-
- total_number_of_sectors = (bytes >> 9);
+ total_number_of_sectors = bb_BLKGETSIZE_sectors(dev_fd);
sector_offset = 1;
if (dos_compatible_flag)
- sector_offset = sectors;
+ sector_offset = g_sectors;
- cylinders = total_number_of_sectors / (heads * sectors * sec_fac);
- if (!cylinders)
- cylinders = user_cylinders;
+ g_cylinders = total_number_of_sectors / (g_heads * g_sectors * sec_fac);
+ if (!g_cylinders)
+ g_cylinders = user_cylinders;
}
/*
- * Read MBR. Returns:
+ * Opens disk_device and optionally reads MBR.
+ * If what == OPEN_MAIN:
+ * Open device, read MBR. Abort program on short read. Create empty
+ * disklabel if the on-disk structure is invalid (WRITABLE mode).
+ * If what == TRY_ONLY:
+ * Open device, read MBR. Return an error if anything is out of place.
+ * Do not create an empty disklabel. This is used for the "list"
+ * operations: "fdisk -l /dev/sda" and "fdisk -l" (all devices).
+ * If what == CREATE_EMPTY_*:
+ * This means that get_boot() was called recursively from create_*label().
+ * Do not re-open the device; just set up the ptes array and print
+ * geometry warnings.
+ *
+ * Returns:
* -1: no 0xaa55 flag present (possibly entire disk BSD)
* 0: found or created label
* 1: I/O error
*/
-static int
-get_boot(enum action what)
+#if ENABLE_FEATURE_SUN_LABEL || ENABLE_FEATURE_FDISK_WRITABLE
+static int get_boot(enum action what)
+#else
+static int get_boot(void)
+#define get_boot(what) get_boot()
+#endif
{
- int i;
-
- partitions = 4;
+ int i, fd;
+ g_partitions = 4;
for (i = 0; i < 4; i++) {
struct pte *pe = &ptes[i];
-
pe->part_table = pt_offset(MBRbuffer, i);
pe->ext_pointer = NULL;
- pe->offset = 0;
+ pe->offset_from_dev_start = 0;
pe->sectorbuffer = MBRbuffer;
-#ifdef CONFIG_FEATURE_FDISK_WRITABLE
- pe->changed = (what == create_empty_dos);
+#if ENABLE_FEATURE_FDISK_WRITABLE
+ pe->changed = (what == CREATE_EMPTY_DOS);
#endif
}
-#ifdef CONFIG_FEATURE_SUN_LABEL
- if (what == create_empty_sun && check_sun_label())
- return 0;
-#endif
-
- memset(MBRbuffer, 0, 512);
+#if ENABLE_FEATURE_FDISK_WRITABLE
+// ALERT! highly idiotic design!
+// We end up here when we call get_boot() recursively
+// via get_boot() [table is bad] -> create_doslabel() -> get_boot(CREATE_EMPTY_DOS).
+// or get_boot() [table is bad] -> create_sunlabel() -> get_boot(CREATE_EMPTY_SUN).
+// (just factor out re-init of ptes[0,1,2,3] in a separate fn instead?)
+// So skip opening device _again_...
+ if (what == CREATE_EMPTY_DOS IF_FEATURE_SUN_LABEL(|| what == CREATE_EMPTY_SUN))
+ goto created_table;
-#ifdef CONFIG_FEATURE_FDISK_WRITABLE
- if (what == create_empty_dos)
- goto got_dos_table; /* skip reading disk */
+ fd = open(disk_device, (option_mask32 & OPT_l) ? O_RDONLY : O_RDWR);
- if ((fd = open(disk_device, type_open)) < 0) {
- if ((fd = open(disk_device, O_RDONLY)) < 0) {
- if (what == try_only)
+ if (fd < 0) {
+ fd = open(disk_device, O_RDONLY);
+ if (fd < 0) {
+ if (what == TRY_ONLY)
return 1;
fdisk_fatal(unable_to_open);
- } else
- printf(_("You will not be able to write "
- "the partition table.\n"));
+ }
+ printf("'%s' is opened for read only\n", disk_device);
}
-
- if (512 != read(fd, MBRbuffer, 512)) {
- if (what == try_only)
+ xmove_fd(fd, dev_fd);
+ if (512 != full_read(dev_fd, MBRbuffer, 512)) {
+ if (what == TRY_ONLY) {
+ close_dev_fd();
return 1;
+ }
fdisk_fatal(unable_to_read);
}
#else
- if ((fd = open(disk_device, O_RDONLY)) < 0)
+ fd = open(disk_device, O_RDONLY);
+ if (fd < 0)
return 1;
- if (512 != read(fd, MBRbuffer, 512))
+ if (512 != full_read(fd, MBRbuffer, 512)) {
+ close(fd);
return 1;
+ }
+ xmove_fd(fd, dev_fd);
#endif
get_geometry();
-
update_units();
-#ifdef CONFIG_FEATURE_SUN_LABEL
+#if ENABLE_FEATURE_SUN_LABEL
if (check_sun_label())
return 0;
#endif
-
-#ifdef CONFIG_FEATURE_SGI_LABEL
+#if ENABLE_FEATURE_SGI_LABEL
if (check_sgi_label())
return 0;
#endif
-
-#ifdef CONFIG_FEATURE_AIX_LABEL
+#if ENABLE_FEATURE_AIX_LABEL
if (check_aix_label())
return 0;
#endif
-
-#ifdef CONFIG_FEATURE_OSF_LABEL
+#if ENABLE_FEATURE_GPT_LABEL
+ if (check_gpt_label())
+ return 0;
+#endif
+#if ENABLE_FEATURE_OSF_LABEL
if (check_osf_label()) {
possibly_osf_label = 1;
if (!valid_part_table_flag(MBRbuffer)) {
- current_label_type = label_osf;
+ current_label_type = LABEL_OSF;
return 0;
}
- printf(_("This disk has both DOS and BSD magic.\n"
- "Give the 'b' command to go to BSD mode.\n"));
+ printf("This disk has both DOS and BSD magic.\n"
+ "Give the 'b' command to go to BSD mode.\n");
}
#endif
-#ifdef CONFIG_FEATURE_FDISK_WRITABLE
- got_dos_table:
-#endif
-
- if (!valid_part_table_flag(MBRbuffer)) {
-#ifndef CONFIG_FEATURE_FDISK_WRITABLE
+#if !ENABLE_FEATURE_FDISK_WRITABLE
+ if (!valid_part_table_flag(MBRbuffer))
return -1;
#else
- switch (what) {
- case fdisk:
- fprintf(stderr,
- _("Device contains neither a valid DOS "
- "partition table, nor Sun, SGI or OSF "
- "disklabel\n"));
+ if (!valid_part_table_flag(MBRbuffer)) {
+ if (what == OPEN_MAIN) {
+ printf("Device contains neither a valid DOS "
+ "partition table, nor Sun, SGI, OSF or GPT "
+ "disklabel\n");
#ifdef __sparc__
-#ifdef CONFIG_FEATURE_SUN_LABEL
- create_sunlabel();
-#endif
+ IF_FEATURE_SUN_LABEL(create_sunlabel();)
#else
create_doslabel();
#endif
return 0;
- case try_only:
- return -1;
- case create_empty_dos:
-#ifdef CONFIG_FEATURE_SUN_LABEL
- case create_empty_sun:
-#endif
- break;
- default:
- fprintf(stderr, _("Internal error\n"));
- exit(1);
}
-#endif /* CONFIG_FEATURE_FDISK_WRITABLE */
+ /* TRY_ONLY: */
+ return -1;
}
+ created_table:
+#endif /* FEATURE_FDISK_WRITABLE */
-#ifdef CONFIG_FEATURE_FDISK_WRITABLE
- warn_cylinders();
-#endif
+
+ IF_FEATURE_FDISK_WRITABLE(warn_cylinders();)
warn_geometry();
for (i = 0; i < 4; i++) {
- struct pte *pe = &ptes[i];
-
- if (IS_EXTENDED(pe->part_table->sys_ind)) {
- if (partitions != 4)
- fprintf(stderr, _("Ignoring extra extended "
- "partition %d\n"), i + 1);
+ if (IS_EXTENDED(ptes[i].part_table->sys_ind)) {
+ if (g_partitions != 4)
+ printf("Ignoring extra extended "
+ "partition %u\n", i + 1);
else
read_extended(i);
}
}
- for (i = 3; i < partitions; i++) {
+ for (i = 3; i < g_partitions; i++) {
struct pte *pe = &ptes[i];
-
if (!valid_part_table_flag(pe->sectorbuffer)) {
- fprintf(stderr,
- _("Warning: invalid flag 0x%04x of partition "
- "table %d will be corrected by w(rite)\n"),
- part_table_flag(pe->sectorbuffer), i + 1);
-#ifdef CONFIG_FEATURE_FDISK_WRITABLE
- pe->changed = 1;
-#endif
+ printf("Warning: invalid flag 0x%02x,0x%02x of partition "
+ "table %u will be corrected by w(rite)\n",
+ pe->sectorbuffer[510],
+ pe->sectorbuffer[511],
+ i + 1);
+ IF_FEATURE_FDISK_WRITABLE(pe->changed = 1;)
}
}
return 0;
}
-#ifdef CONFIG_FEATURE_FDISK_WRITABLE
+#if ENABLE_FEATURE_FDISK_WRITABLE
/*
* Print the message MESG, then read an integer between LOW and HIGH (inclusive).
* If the user hits Enter, DFLT is returned.
*
* There is no default if DFLT is not between LOW and HIGH.
*/
-static uint
-read_int(uint low, uint dflt, uint high, uint base, char *mesg)
+static sector_t
+read_int(sector_t low, sector_t dflt, sector_t high, sector_t base, const char *mesg)
{
- uint i;
+ sector_t value;
int default_ok = 1;
- static char *ms = NULL;
- static int mslen = 0;
+ const char *fmt = "%s (%u-%u, default %u): ";
- if (!ms || strlen(mesg)+100 > mslen) {
- mslen = strlen(mesg)+200;
- ms = xrealloc(ms,mslen);
- }
-
- if (dflt < low || dflt > high)
+ if (dflt < low || dflt > high) {
+ fmt = "%s (%u-%u): ";
default_ok = 0;
-
- if (default_ok)
- snprintf(ms, mslen, _("%s (%u-%u, default %u): "),
- mesg, low, high, dflt);
- else
- snprintf(ms, mslen, "%s (%u-%u): ", mesg, low, high);
+ }
while (1) {
int use_default = default_ok;
/* ask question and read answer */
- while (read_chars(ms) != '\n' && !isdigit(*line_ptr)
- && *line_ptr != '-' && *line_ptr != '+')
- continue;
+ do {
+ printf(fmt, mesg, low, high, dflt);
+ read_maybe_empty("");
+ } while (*line_ptr != '\n' && !isdigit(*line_ptr)
+ && *line_ptr != '-' && *line_ptr != '+');
if (*line_ptr == '+' || *line_ptr == '-') {
int minus = (*line_ptr == '-');
int absolute = 0;
- i = atoi(line_ptr+1);
+ value = atoi(line_ptr + 1);
+ /* (1) if 2nd char is digit, use_default = 0.
+ * (2) move line_ptr to first non-digit. */
while (isdigit(*++line_ptr))
use_default = 0;
case 'c':
case 'C':
if (!display_in_cyl_units)
- i *= heads * sectors;
+ value *= g_heads * g_sectors;
break;
case 'K':
absolute = 1024;
break;
}
if (absolute) {
- unsigned long long bytes;
+ ullong bytes;
unsigned long unit;
- bytes = (unsigned long long) i * absolute;
+ bytes = (ullong) value * absolute;
unit = sector_size * units_per_sector;
bytes += unit/2; /* round */
bytes /= unit;
- i = bytes;
+ value = bytes;
}
if (minus)
- i = -i;
- i += base;
+ value = -value;
+ value += base;
} else {
- i = atoi(line_ptr);
+ value = atoi(line_ptr);
while (isdigit(*line_ptr)) {
line_ptr++;
use_default = 0;
}
}
- if (use_default)
- printf(_("Using default value %u\n"), i = dflt);
- if (i >= low && i <= high)
+ if (use_default) {
+ value = dflt;
+ printf("Using default value %u\n", value);
+ }
+ if (value >= low && value <= high)
break;
- else
- printf(_("Value out of range.\n"));
+ printf("Value is out of range\n");
}
- return i;
+ return value;
}
-static int
-get_partition(int warn, int max)
+static unsigned
+get_partition(int warn, unsigned max)
{
struct pte *pe;
- int i;
+ unsigned i;
- i = read_int(1, 0, max, 0, _("Partition number")) - 1;
+ i = read_int(1, 0, max, 0, "Partition number") - 1;
pe = &ptes[i];
if (warn) {
- if (
- (
- label_sun != current_label_type &&
- label_sgi != current_label_type &&
- !pe->part_table->sys_ind
- )
-#ifdef CONFIG_FEATURE_SUN_LABEL
- || (
- label_sun == current_label_type &&
- (
- !sunlabel->partitions[i].num_sectors
- || !sunlabel->infos[i].id
- )
- )
-#endif
-#ifdef CONFIG_FEATURE_SGI_LABEL
- || (
- label_sgi == current_label_type &&
- !sgi_get_num_sectors(i)
- )
-#endif
- ){
- fprintf(stderr,
- _("Warning: partition %d has empty type\n"),
- i+1
- );
+ if ((!LABEL_IS_SUN && !LABEL_IS_SGI && !pe->part_table->sys_ind)
+ || (LABEL_IS_SUN && (!sunlabel->partitions[i].num_sectors || !sunlabel->infos[i].id))
+ || (LABEL_IS_SGI && !sgi_get_num_sectors(i))
+ ) {
+ printf("Warning: partition %u has empty type\n", i+1);
}
}
return i;
}
static int
-get_existing_partition(int warn, int max)
+get_existing_partition(int warn, unsigned max)
{
int pno = -1;
- int i;
+ unsigned i;
for (i = 0; i < max; i++) {
struct pte *pe = &ptes[i];
}
}
if (pno >= 0) {
- printf(_("Selected partition %d\n"), pno+1);
+ printf("Selected partition %u\n", pno+1);
return pno;
}
- printf(_("No partition is defined yet!\n"));
+ printf("No partition is defined yet!\n");
return -1;
not_unique:
}
static int
-get_nonexisting_partition(int warn, int max)
+get_nonexisting_partition(int warn, unsigned max)
{
int pno = -1;
- int i;
+ unsigned i;
for (i = 0; i < max; i++) {
struct pte *pe = &ptes[i];
}
}
if (pno >= 0) {
- printf(_("Selected partition %d\n"), pno+1);
+ printf("Selected partition %u\n", pno+1);
return pno;
}
- printf(_("All primary partitions have been defined already!\n"));
+ printf("All primary partitions have been defined already!\n");
return -1;
not_unique:
}
-void change_units(void)
+static void
+change_units(void)
{
display_in_cyl_units = !display_in_cyl_units;
update_units();
- printf(_("Changing display/entry units to %s\n"),
+ printf("Changing display/entry units to %s\n",
str_units(PLURAL));
}
struct partition *p = pe->part_table;
if (IS_EXTENDED(p->sys_ind) && !p->boot_ind)
- fprintf(stderr,
- _("WARNING: Partition %d is an extended partition\n"),
- i + 1);
+ printf("WARNING: Partition %u is an extended partition\n", i + 1);
p->boot_ind = (p->boot_ind ? 0 : ACTIVE_FLAG);
pe->changed = 1;
}
static void
toggle_dos_compatibility_flag(void)
{
- dos_compatible_flag = ~dos_compatible_flag;
+ dos_compatible_flag = 1 - dos_compatible_flag;
if (dos_compatible_flag) {
- sector_offset = sectors;
- printf(_("DOS Compatibility flag is set\n"));
- }
- else {
+ sector_offset = g_sectors;
+ printf("DOS Compatibility flag is set\n");
+ } else {
sector_offset = 1;
- printf(_("DOS Compatibility flag is not set\n"));
+ printf("DOS Compatibility flag is not set\n");
}
}
return; /* C/H/S not set */
pe->changed = 1;
-#ifdef CONFIG_FEATURE_SUN_LABEL
- if (label_sun == current_label_type) {
+ if (LABEL_IS_SUN) {
sun_delete_partition(i);
return;
}
-#endif
-#ifdef CONFIG_FEATURE_SGI_LABEL
- if (label_sgi == current_label_type) {
+ if (LABEL_IS_SGI) {
sgi_delete_partition(i);
return;
}
-#endif
if (i < 4) {
if (IS_EXTENDED(p->sys_ind) && i == ext_index) {
- partitions = 4;
+ g_partitions = 4;
ptes[ext_index].ext_pointer = NULL;
extended_offset = 0;
}
if (!q->sys_ind && i > 4) {
/* the last one in the chain - just delete */
- --partitions;
+ --g_partitions;
--i;
clear_partition(ptes[i].ext_pointer);
ptes[i].changed = 1;
set_start_sect(p, get_start_sect(q));
set_nr_sects(p, get_nr_sects(q));
ptes[i-1].changed = 1;
- } else if (partitions > 5) { /* 5 will be moved to 4 */
+ } else if (g_partitions > 5) { /* 5 will be moved to 4 */
/* the first logical in a longer chain */
pe = &ptes[5];
if (pe->part_table) /* prevent SEGFAULT */
set_start_sect(pe->part_table,
- get_partition_start(pe) -
- extended_offset);
- pe->offset = extended_offset;
+ get_partition_start_from_dev_start(pe) -
+ extended_offset);
+ pe->offset_from_dev_start = extended_offset;
pe->changed = 1;
}
- if (partitions > 5) {
- partitions--;
- while (i < partitions) {
+ if (g_partitions > 5) {
+ g_partitions--;
+ while (i < g_partitions) {
ptes[i] = ptes[i+1];
i++;
}
- } else
+ } else {
/* the only logical: clear only */
clear_partition(ptes[i].part_table);
+ }
}
}
int i, sys, origsys;
struct partition *p;
-#ifdef CONFIG_FEATURE_SGI_LABEL
/* If sgi_label then don't use get_existing_partition,
let the user select a partition, since get_existing_partition()
only works for Linux like partition tables. */
- if (label_sgi != current_label_type) {
- i = get_existing_partition(0, partitions);
+ if (!LABEL_IS_SGI) {
+ i = get_existing_partition(0, g_partitions);
} else {
- i = get_partition(0, partitions);
+ i = get_partition(0, g_partitions);
}
-#else
- i = get_existing_partition(0, partitions);
-#endif
if (i == -1)
return;
p = ptes[i].part_table;
/* if changing types T to 0 is allowed, then
the reverse change must be allowed, too */
- if (!sys && label_sgi != current_label_type &&
- label_sun != current_label_type && !get_nr_sects(p))
- {
- printf(_("Partition %d does not exist yet!\n"), i + 1);
- }else{
- while (1) {
- sys = read_hex (get_sys_types());
-
- if (!sys && label_sgi != current_label_type &&
- label_sun != current_label_type)
- {
- printf(_("Type 0 means free space to many systems\n"
+ if (!sys && !LABEL_IS_SGI && !LABEL_IS_SUN && !get_nr_sects(p)) {
+ printf("Partition %u does not exist yet!\n", i + 1);
+ return;
+ }
+ while (1) {
+ sys = read_hex(get_sys_types());
+
+ if (!sys && !LABEL_IS_SGI && !LABEL_IS_SUN) {
+ printf("Type 0 means free space to many systems\n"
"(but not to Linux). Having partitions of\n"
- "type 0 is probably unwise. You can delete\n"
- "a partition using the `d' command.\n"));
+ "type 0 is probably unwise.\n");
/* break; */
}
- if (label_sun != current_label_type && label_sgi != current_label_type) {
+ if (!LABEL_IS_SUN && !LABEL_IS_SGI) {
if (IS_EXTENDED(sys) != IS_EXTENDED(p->sys_ind)) {
- printf(_("You cannot change a partition into"
- " an extended one or vice versa\n"
- "Delete it first.\n"));
+ printf("You cannot change a partition into"
+ " an extended one or vice versa\n");
break;
}
}
if (sys < 256) {
-#ifdef CONFIG_FEATURE_SUN_LABEL
- if (label_sun == current_label_type && i == 2 && sys != WHOLE_DISK)
- printf(_("Consider leaving partition 3 "
+#if ENABLE_FEATURE_SUN_LABEL
+ if (LABEL_IS_SUN && i == 2 && sys != SUN_WHOLE_DISK)
+ printf("Consider leaving partition 3 "
"as Whole disk (5),\n"
"as SunOS/Solaris expects it and "
- "even Linux likes it.\n\n"));
+ "even Linux likes it\n\n");
#endif
-#ifdef CONFIG_FEATURE_SGI_LABEL
- if (label_sgi == current_label_type &&
+#if ENABLE_FEATURE_SGI_LABEL
+ if (LABEL_IS_SGI &&
(
- (i == 10 && sys != ENTIRE_DISK) ||
+ (i == 10 && sys != SGI_ENTIRE_DISK) ||
(i == 8 && sys != 0)
)
- ){
- printf(_("Consider leaving partition 9 "
+ ) {
+ printf("Consider leaving partition 9 "
"as volume header (0),\nand "
"partition 11 as entire volume (6)"
- "as IRIX expects it.\n\n"));
+ "as IRIX expects it\n\n");
}
#endif
if (sys == origsys)
break;
-#ifdef CONFIG_FEATURE_SUN_LABEL
- if (label_sun == current_label_type) {
+ if (LABEL_IS_SUN) {
sun_change_sysid(i, sys);
- } else
-#endif
-#ifdef CONFIG_FEATURE_SGI_LABEL
- if (label_sgi == current_label_type) {
+ } else if (LABEL_IS_SGI) {
sgi_change_sysid(i, sys);
} else
-#endif
p->sys_ind = sys;
- printf(_("Changed system type of partition %d "
- "to %x (%s)\n"), i + 1, sys,
+ printf("Changed system type of partition %u "
+ "to %x (%s)\n", i + 1, sys,
partition_type(sys));
ptes[i].changed = 1;
- if (is_dos_partition(origsys) ||
- is_dos_partition(sys))
- dos_changed = 1;
+ //if (is_dos_partition(origsys) || is_dos_partition(sys))
+ // dos_changed = 1;
break;
}
- }
}
}
-#endif /* CONFIG_FEATURE_FDISK_WRITABLE */
+#endif /* FEATURE_FDISK_WRITABLE */
-/* check_consistency() and long2chs() added Sat Mar 6 12:28:16 1993,
+/* check_consistency() and linear2chs() added Sat Mar 6 12:28:16 1993,
* faith@cs.unc.edu, based on code fragments from pfdisk by Gordon W. Ross,
* Jan. 1990 (version 1.2.1 by Gordon W. Ross Aug. 1990; Modified by S.
* Lubkin Oct. 1991). */
static void
-long2chs(ulong ls, uint *c, uint *h, uint *s)
+linear2chs(unsigned ls, unsigned *c, unsigned *h, unsigned *s)
{
- int spc = heads * sectors;
+ int spc = g_heads * g_sectors;
*c = ls / spc;
ls = ls % spc;
- *h = ls / sectors;
- *s = ls % sectors + 1; /* sectors count from 1 */
+ *h = ls / g_sectors;
+ *s = ls % g_sectors + 1; /* sectors count from 1 */
}
static void
check_consistency(const struct partition *p, int partition)
{
- uint pbc, pbh, pbs; /* physical beginning c, h, s */
- uint pec, peh, pes; /* physical ending c, h, s */
- uint lbc, lbh, lbs; /* logical beginning c, h, s */
- uint lec, leh, les; /* logical ending c, h, s */
+ unsigned pbc, pbh, pbs; /* physical beginning c, h, s */
+ unsigned pec, peh, pes; /* physical ending c, h, s */
+ unsigned lbc, lbh, lbs; /* logical beginning c, h, s */
+ unsigned lec, leh, les; /* logical ending c, h, s */
- if (!heads || !sectors || (partition >= 4))
+ if (!g_heads || !g_sectors || (partition >= 4))
return; /* do not check extended partitions */
/* physical beginning c, h, s */
pes = p->end_sector & 0x3f;
/* compute logical beginning (c, h, s) */
- long2chs(get_start_sect(p), &lbc, &lbh, &lbs);
+ linear2chs(get_start_sect(p), &lbc, &lbh, &lbs);
/* compute logical ending (c, h, s) */
- long2chs(get_start_sect(p) + get_nr_sects(p) - 1, &lec, &leh, &les);
+ linear2chs(get_start_sect(p) + get_nr_sects(p) - 1, &lec, &leh, &les);
/* Same physical / logical beginning? */
- if (cylinders <= 1024 && (pbc != lbc || pbh != lbh || pbs != lbs)) {
- printf(_("Partition %d has different physical/logical "
- "beginnings (non-Linux?):\n"), partition + 1);
- printf(_(" phys=(%d, %d, %d) "), pbc, pbh, pbs);
- printf(_("logical=(%d, %d, %d)\n"),lbc, lbh, lbs);
+ if (g_cylinders <= 1024 && (pbc != lbc || pbh != lbh || pbs != lbs)) {
+ printf("Partition %u has different physical/logical "
+ "beginnings (non-Linux?):\n", partition + 1);
+ printf(" phys=(%u, %u, %u) ", pbc, pbh, pbs);
+ printf("logical=(%u, %u, %u)\n", lbc, lbh, lbs);
}
/* Same physical / logical ending? */
- if (cylinders <= 1024 && (pec != lec || peh != leh || pes != les)) {
- printf(_("Partition %d has different physical/logical "
- "endings:\n"), partition + 1);
- printf(_(" phys=(%d, %d, %d) "), pec, peh, pes);
- printf(_("logical=(%d, %d, %d)\n"),lec, leh, les);
- }
-
-#if 0
-/* Beginning on cylinder boundary? */
- if (pbh != !pbc || pbs != 1) {
- printf(_("Partition %i does not start on cylinder "
- "boundary:\n"), partition + 1);
- printf(_(" phys=(%d, %d, %d) "), pbc, pbh, pbs);
- printf(_("should be (%d, %d, 1)\n"), pbc, !pbc);
+ if (g_cylinders <= 1024 && (pec != lec || peh != leh || pes != les)) {
+ printf("Partition %u has different physical/logical "
+ "endings:\n", partition + 1);
+ printf(" phys=(%u, %u, %u) ", pec, peh, pes);
+ printf("logical=(%u, %u, %u)\n", lec, leh, les);
}
-#endif
/* Ending on cylinder boundary? */
- if (peh != (heads - 1) || pes != sectors) {
- printf(_("Partition %i does not end on cylinder boundary.\n"),
+ if (peh != (g_heads - 1) || pes != g_sectors) {
+ printf("Partition %u does not end on cylinder boundary\n",
partition + 1);
-#if 0
- printf(_(" phys=(%d, %d, %d) "), pec, peh, pes);
- printf(_("should be (%d, %d, %d)\n"),
- pec, heads - 1, sectors);
-#endif
}
}
static void
list_disk_geometry(void)
{
- long long bytes = (total_number_of_sectors << 9);
- long megabytes = bytes/1000000;
+ ullong bytes = ((ullong)total_number_of_sectors << 9);
+ long megabytes = bytes / 1000000;
if (megabytes < 10000)
- printf(_("\nDisk %s: %ld MB, %lld bytes\n"),
- disk_device, megabytes, bytes);
+ printf("\nDisk %s: %lu MB, %llu bytes\n",
+ disk_device, megabytes, bytes);
else
- printf(_("\nDisk %s: %ld.%ld GB, %lld bytes\n"),
- disk_device, megabytes/1000, (megabytes/100)%10, bytes);
- printf(_("%d heads, %d sectors/track, %d cylinders"),
- heads, sectors, cylinders);
+ printf("\nDisk %s: %lu.%lu GB, %llu bytes\n",
+ disk_device, megabytes/1000, (megabytes/100)%10, bytes);
+ printf("%u heads, %u sectors/track, %u cylinders",
+ g_heads, g_sectors, g_cylinders);
if (units_per_sector == 1)
- printf(_(", total %llu sectors"),
- total_number_of_sectors / (sector_size/512));
- printf(_("\nUnits = %s of %d * %d = %d bytes\n\n"),
- str_units(PLURAL),
- units_per_sector, sector_size, units_per_sector * sector_size);
+ printf(", total %"SECT_FMT"u sectors",
+ total_number_of_sectors / (sector_size/512));
+ printf("\nUnits = %s of %u * %u = %u bytes\n\n",
+ str_units(PLURAL),
+ units_per_sector, sector_size, units_per_sector * sector_size);
}
/*
{
const struct pte *pe;
const struct partition *p;
- off_t last_p_start_pos = 0, p_start_pos;
- int i, last_i = 0;
+ sector_t last_p_start_pos = 0, p_start_pos;
+ unsigned i, last_i = 0;
- for (i = 0 ; i < partitions; i++) {
+ for (i = 0; i < g_partitions; i++) {
if (i == 4) {
last_i = 4;
last_p_start_pos = 0;
}
pe = &ptes[i];
- if ((p = pe->part_table)->sys_ind) {
- p_start_pos = get_partition_start(pe);
+ p = pe->part_table;
+ if (p->sys_ind) {
+ p_start_pos = get_partition_start_from_dev_start(pe);
if (last_p_start_pos > p_start_pos) {
if (prev)
return 0;
}
-#ifdef CONFIG_FEATURE_FDISK_ADVANCED
+#if ENABLE_FEATURE_FDISK_ADVANCED
/*
* Fix the chain of logicals.
* extended_offset is unchanged, the set of sectors used is unchanged
/* Stage 1: sort sectors but leave sector of part 4 */
/* (Its sector is the global extended_offset.) */
stage1:
- for (j = 5; j < partitions-1; j++) {
- oj = ptes[j].offset;
- ojj = ptes[j+1].offset;
+ for (j = 5; j < g_partitions - 1; j++) {
+ oj = ptes[j].offset_from_dev_start;
+ ojj = ptes[j+1].offset_from_dev_start;
if (oj > ojj) {
- ptes[j].offset = ojj;
- ptes[j+1].offset = oj;
+ ptes[j].offset_from_dev_start = ojj;
+ ptes[j+1].offset_from_dev_start = oj;
pj = ptes[j].part_table;
set_start_sect(pj, get_start_sect(pj)+oj-ojj);
pjj = ptes[j+1].part_table;
/* Stage 2: sort starting sectors */
stage2:
- for (j = 4; j < partitions-1; j++) {
+ for (j = 4; j < g_partitions - 1; j++) {
pj = ptes[j].part_table;
pjj = ptes[j+1].part_table;
sj = get_start_sect(pj);
sjj = get_start_sect(pjj);
- oj = ptes[j].offset;
- ojj = ptes[j+1].offset;
+ oj = ptes[j].offset_from_dev_start;
+ ojj = ptes[j+1].offset_from_dev_start;
if (oj+sj > ojj+sjj) {
tmp = *pj;
*pj = *pjj;
}
/* Probably something was changed */
- for (j = 4; j < partitions; j++)
+ for (j = 4; j < g_partitions; j++)
ptes[j].changed = 1;
}
int i,k;
if (!wrong_p_order(NULL)) {
- printf(_("Nothing to do. Ordering is correct already.\n\n"));
+ printf("Ordering is already correct\n\n");
return;
}
fix_chain_of_logicals();
printf("Done.\n");
-
}
#endif
const struct partition *p;
int i, w;
-#ifdef CONFIG_FEATURE_SUN_LABEL
- if (label_sun == current_label_type) {
+ if (LABEL_IS_SUN) {
sun_list_table(xtra);
return;
}
-#endif
-
-#ifdef CONFIG_FEATURE_SGI_LABEL
- if (label_sgi == current_label_type) {
+ if (LABEL_IS_SGI) {
sgi_list_table(xtra);
return;
}
-#endif
+ if (LABEL_IS_GPT) {
+ gpt_list_table(xtra);
+ return;
+ }
list_disk_geometry();
-#ifdef CONFIG_FEATURE_OSF_LABEL
- if (label_osf == current_label_type) {
+ if (LABEL_IS_OSF) {
xbsd_print_disklabel(xtra);
return;
}
-#endif
/* Heuristic: we list partition 3 of /dev/foo as /dev/foo3,
but if the device name ends in a digit, say /dev/foo1,
if (w < 5)
w = 5;
- printf(_("%*s Boot Start End Blocks Id System\n"),
- w+1, _("Device"));
+ // 1 12345678901 12345678901 12345678901 12
+ printf("%*s Boot Start End Blocks Id System\n",
+ w+1, "Device");
- for (i = 0; i < partitions; i++) {
+ for (i = 0; i < g_partitions; i++) {
const struct pte *pe = &ptes[i];
+ sector_t psects;
+ sector_t pblocks;
+ unsigned podd;
p = pe->part_table;
- if (p && !is_cleared_partition(p)) {
- off_t psects = get_nr_sects(p);
- off_t pblocks = psects;
- unsigned int podd = 0;
+ if (!p || is_cleared_partition(p))
+ continue;
- if (sector_size < 1024) {
- pblocks /= (1024 / sector_size);
- podd = psects % (1024 / sector_size);
- }
- if (sector_size > 1024)
- pblocks *= (sector_size / 1024);
- printf(
- "%s %c %11llu %11llu %11llu%c %2x %s\n",
+ psects = get_nr_sects(p);
+ pblocks = psects;
+ podd = 0;
+
+ if (sector_size < 1024) {
+ pblocks /= (1024 / sector_size);
+ podd = psects % (1024 / sector_size);
+ }
+ if (sector_size > 1024)
+ pblocks *= (sector_size / 1024);
+
+ printf("%s %c %11"SECT_FMT"u %11"SECT_FMT"u %11"SECT_FMT"u%c %2x %s\n",
partname(disk_device, i+1, w+2),
-/* boot flag */ !p->boot_ind ? ' ' : p->boot_ind == ACTIVE_FLAG
- ? '*' : '?',
-/* start */ (unsigned long long) cround(get_partition_start(pe)),
-/* end */ (unsigned long long) cround(get_partition_start(pe) + psects
+ !p->boot_ind ? ' ' : p->boot_ind == ACTIVE_FLAG /* boot flag */
+ ? '*' : '?',
+ cround(get_partition_start_from_dev_start(pe)), /* start */
+ cround(get_partition_start_from_dev_start(pe) + psects /* end */
- (psects ? 1 : 0)),
-/* odd flag on end */ (unsigned long long) pblocks, podd ? '+' : ' ',
-/* type id */ p->sys_ind,
-/* type name */ partition_type(p->sys_ind));
- check_consistency(p, i);
- }
+ pblocks, podd ? '+' : ' ', /* odd flag on end */
+ p->sys_ind, /* type id */
+ partition_type(p->sys_ind)); /* type name */
+
+ check_consistency(p, i);
}
/* Is partition table in disk order? It need not be, but... */
- /* partition table entries are not checked for correct order if this
- is a sgi, sun or aix labeled disk... */
- if (label_dos == current_label_type && wrong_p_order(NULL)) {
+ /* partition table entries are not checked for correct order
+ * if this is a sgi, sun or aix labeled disk... */
+ if (LABEL_IS_DOS && wrong_p_order(NULL)) {
/* FIXME */
- printf(_("\nPartition table entries are not in disk order\n"));
+ printf("\nPartition table entries are not in disk order\n");
}
}
-#ifdef CONFIG_FEATURE_FDISK_ADVANCED
+#if ENABLE_FEATURE_FDISK_ADVANCED
static void
x_list_table(int extend)
{
const struct partition *p;
int i;
- printf(_("\nDisk %s: %d heads, %d sectors, %d cylinders\n\n"),
- disk_device, heads, sectors, cylinders);
- printf(_("Nr AF Hd Sec Cyl Hd Sec Cyl Start Size ID\n"));
- for (i = 0 ; i < partitions; i++) {
+ printf("\nDisk %s: %u heads, %u sectors, %u cylinders\n\n",
+ disk_device, g_heads, g_sectors, g_cylinders);
+ printf("Nr AF Hd Sec Cyl Hd Sec Cyl Start Size ID\n");
+ for (i = 0; i < g_partitions; i++) {
pe = &ptes[i];
p = (extend ? pe->ext_pointer : pe->part_table);
if (p != NULL) {
- printf("%2d %02x%4d%4d%5d%4d%4d%5d%11u%11u %02x\n",
+ printf("%2u %02x%4u%4u%5u%4u%4u%5u%11"SECT_FMT"u%11"SECT_FMT"u %02x\n",
i + 1, p->boot_ind, p->head,
sector(p->sector),
cylinder(p->sector, p->cyl), p->end_head,
sector(p->end_sector),
cylinder(p->end_sector, p->end_cyl),
- get_start_sect(p), get_nr_sects(p), p->sys_ind);
+ get_start_sect(p), get_nr_sects(p),
+ p->sys_ind);
if (p->sys_ind)
check_consistency(p, i);
}
}
#endif
-#ifdef CONFIG_FEATURE_FDISK_WRITABLE
+#if ENABLE_FEATURE_FDISK_WRITABLE
static void
-fill_bounds(off_t *first, off_t *last)
+fill_bounds(sector_t *first, sector_t *last)
{
- int i;
+ unsigned i;
const struct pte *pe = &ptes[0];
const struct partition *p;
- for (i = 0; i < partitions; pe++,i++) {
+ for (i = 0; i < g_partitions; pe++,i++) {
p = pe->part_table;
if (!p->sys_ind || IS_EXTENDED(p->sys_ind)) {
first[i] = 0xffffffff;
last[i] = 0;
} else {
- first[i] = get_partition_start(pe);
+ first[i] = get_partition_start_from_dev_start(pe);
last[i] = first[i] + get_nr_sects(p) - 1;
}
}
}
static void
-check(int n, uint h, uint s, uint c, off_t start)
+check(int n, unsigned h, unsigned s, unsigned c, sector_t start)
{
- off_t total, real_s, real_c;
+ sector_t total, real_s, real_c;
real_s = sector(s) - 1;
real_c = cylinder(s, c);
- total = (real_c * sectors + real_s) * heads + h;
+ total = (real_c * g_sectors + real_s) * g_heads + h;
if (!total)
- fprintf(stderr, _("Warning: partition %d contains sector 0\n"), n);
- if (h >= heads)
- fprintf(stderr,
- _("Partition %d: head %d greater than maximum %d\n"),
- n, h + 1, heads);
- if (real_s >= sectors)
- fprintf(stderr, _("Partition %d: sector %d greater than "
- "maximum %d\n"), n, s, sectors);
- if (real_c >= cylinders)
- fprintf(stderr, _("Partitions %d: cylinder %llu greater than "
- "maximum %d\n"), n, (unsigned long long)real_c + 1, cylinders);
- if (cylinders <= 1024 && start != total)
- fprintf(stderr,
- _("Partition %d: previous sectors %llu disagrees with "
- "total %llu\n"), n, (unsigned long long)start, (unsigned long long)total);
+ printf("Partition %u contains sector 0\n", n);
+ if (h >= g_heads)
+ printf("Partition %u: head %u greater than maximum %u\n",
+ n, h + 1, g_heads);
+ if (real_s >= g_sectors)
+ printf("Partition %u: sector %u greater than "
+ "maximum %u\n", n, s, g_sectors);
+ if (real_c >= g_cylinders)
+ printf("Partition %u: cylinder %"SECT_FMT"u greater than "
+ "maximum %u\n", n, real_c + 1, g_cylinders);
+ if (g_cylinders <= 1024 && start != total)
+ printf("Partition %u: previous sectors %"SECT_FMT"u disagrees with "
+ "total %"SECT_FMT"u\n", n, start, total);
}
static void
verify(void)
{
int i, j;
- uint total = 1;
- off_t first[partitions], last[partitions];
+ sector_t total = 1;
+ sector_t first[g_partitions], last[g_partitions];
struct partition *p;
if (warn_geometry())
return;
-#ifdef CONFIG_FEATURE_SUN_LABEL
- if (label_sun == current_label_type) {
+ if (LABEL_IS_SUN) {
verify_sun();
return;
}
-#endif
-#ifdef CONFIG_FEATURE_SGI_LABEL
- if (label_sgi == current_label_type) {
+ if (LABEL_IS_SGI) {
verify_sgi(1);
return;
}
-#endif
fill_bounds(first, last);
- for (i = 0; i < partitions; i++) {
+ for (i = 0; i < g_partitions; i++) {
struct pte *pe = &ptes[i];
p = pe->part_table;
if (p->sys_ind && !IS_EXTENDED(p->sys_ind)) {
check_consistency(p, i);
- if (get_partition_start(pe) < first[i])
- printf(_("Warning: bad start-of-data in "
- "partition %d\n"), i + 1);
+ if (get_partition_start_from_dev_start(pe) < first[i])
+ printf("Warning: bad start-of-data in "
+ "partition %u\n", i + 1);
check(i + 1, p->end_head, p->end_sector, p->end_cyl,
last[i]);
total += last[i] + 1 - first[i];
- for (j = 0; j < i; j++)
- if ((first[i] >= first[j] && first[i] <= last[j])
- || ((last[i] <= last[j] && last[i] >= first[j]))) {
- printf(_("Warning: partition %d overlaps "
- "partition %d.\n"), j + 1, i + 1);
- total += first[i] >= first[j] ?
- first[i] : first[j];
- total -= last[i] <= last[j] ?
- last[i] : last[j];
+ for (j = 0; j < i; j++) {
+ if ((first[i] >= first[j] && first[i] <= last[j])
+ || ((last[i] <= last[j] && last[i] >= first[j]))) {
+ printf("Warning: partition %u overlaps "
+ "partition %u\n", j + 1, i + 1);
+ total += first[i] >= first[j] ?
+ first[i] : first[j];
+ total -= last[i] <= last[j] ?
+ last[i] : last[j];
+ }
}
}
}
if (extended_offset) {
struct pte *pex = &ptes[ext_index];
- off_t e_last = get_start_sect(pex->part_table) +
+ sector_t e_last = get_start_sect(pex->part_table) +
get_nr_sects(pex->part_table) - 1;
- for (i = 4; i < partitions; i++) {
+ for (i = 4; i < g_partitions; i++) {
total++;
p = ptes[i].part_table;
if (!p->sys_ind) {
- if (i != 4 || i + 1 < partitions)
- printf(_("Warning: partition %d "
- "is empty\n"), i + 1);
+ if (i != 4 || i + 1 < g_partitions)
+ printf("Warning: partition %u "
+ "is empty\n", i + 1);
+ } else if (first[i] < extended_offset || last[i] > e_last) {
+ printf("Logical partition %u not entirely in "
+ "partition %u\n", i + 1, ext_index + 1);
}
- else if (first[i] < extended_offset ||
- last[i] > e_last)
- printf(_("Logical partition %d not entirely in "
- "partition %d\n"), i + 1, ext_index + 1);
}
}
- if (total > heads * sectors * cylinders)
- printf(_("Total allocated sectors %d greater than the maximum "
- "%d\n"), total, heads * sectors * cylinders);
- else if ((total = heads * sectors * cylinders - total) != 0)
- printf(_("%d unallocated sectors\n"), total);
+ if (total > g_heads * g_sectors * g_cylinders)
+ printf("Total allocated sectors %u greater than the maximum "
+ "%u\n", total, g_heads * g_sectors * g_cylinders);
+ else {
+ total = g_heads * g_sectors * g_cylinders - total;
+ if (total != 0)
+ printf("%"SECT_FMT"u unallocated sectors\n", total);
+ }
}
static void
add_partition(int n, int sys)
{
char mesg[256]; /* 48 does not suffice in Japanese */
- int i, readed = 0;
+ int i, num_read = 0;
struct partition *p = ptes[n].part_table;
struct partition *q = ptes[ext_index].part_table;
- long long llimit;
- off_t start, stop = 0, limit, temp,
- first[partitions], last[partitions];
+ sector_t limit, temp;
+ sector_t start, stop = 0;
+ sector_t first[g_partitions], last[g_partitions];
if (p && p->sys_ind) {
- printf(_("Partition %d is already defined. Delete "
- "it before re-adding it.\n"), n + 1);
+ printf(msg_part_already_defined, n + 1);
return;
}
fill_bounds(first, last);
if (n < 4) {
start = sector_offset;
if (display_in_cyl_units || !total_number_of_sectors)
- llimit = heads * sectors * cylinders - 1;
+ limit = (sector_t) g_heads * g_sectors * g_cylinders - 1;
else
- llimit = total_number_of_sectors - 1;
- limit = llimit;
- if (limit != llimit)
- limit = 0x7fffffff;
+ limit = total_number_of_sectors - 1;
if (extended_offset) {
first[ext_index] = extended_offset;
last[ext_index] = get_start_sect(q) +
limit = get_start_sect(q) + get_nr_sects(q) - 1;
}
if (display_in_cyl_units)
- for (i = 0; i < partitions; i++)
+ for (i = 0; i < g_partitions; i++)
first[i] = (cround(first[i]) - 1) * units_per_sector;
- snprintf(mesg, sizeof(mesg), _("First %s"), str_units(SINGULAR));
+ snprintf(mesg, sizeof(mesg), "First %s", str_units(SINGULAR));
do {
temp = start;
- for (i = 0; i < partitions; i++) {
+ for (i = 0; i < g_partitions; i++) {
int lastplusoff;
- if (start == ptes[i].offset)
+ if (start == ptes[i].offset_from_dev_start)
start += sector_offset;
lastplusoff = last[i] + ((n < 4) ? 0 : sector_offset);
if (start >= first[i] && start <= lastplusoff)
}
if (start > limit)
break;
- if (start >= temp+units_per_sector && readed) {
- printf(_("Sector %llu is already allocated\n"), (unsigned long long)temp);
+ if (start >= temp+units_per_sector && num_read) {
+ printf("Sector %"SECT_FMT"u is already allocated\n", temp);
temp = start;
- readed = 0;
+ num_read = 0;
}
- if (!readed && start == temp) {
- off_t saved_start;
+ if (!num_read && start == temp) {
+ sector_t saved_start;
saved_start = start;
- start = read_int(cround(saved_start), cround(saved_start), cround(limit),
- 0, mesg);
+ start = read_int(cround(saved_start), cround(saved_start), cround(limit), 0, mesg);
if (display_in_cyl_units) {
start = (start - 1) * units_per_sector;
- if (start < saved_start) start = saved_start;
+ if (start < saved_start)
+ start = saved_start;
}
- readed = 1;
+ num_read = 1;
}
- } while (start != temp || !readed);
+ } while (start != temp || !num_read);
if (n > 4) { /* NOT for fifth partition */
struct pte *pe = &ptes[n];
- pe->offset = start - sector_offset;
- if (pe->offset == extended_offset) { /* must be corrected */
- pe->offset++;
+ pe->offset_from_dev_start = start - sector_offset;
+ if (pe->offset_from_dev_start == extended_offset) { /* must be corrected */
+ pe->offset_from_dev_start++;
if (sector_offset == 1)
start++;
}
}
- for (i = 0; i < partitions; i++) {
+ for (i = 0; i < g_partitions; i++) {
struct pte *pe = &ptes[i];
- if (start < pe->offset && limit >= pe->offset)
- limit = pe->offset - 1;
+ if (start < pe->offset_from_dev_start && limit >= pe->offset_from_dev_start)
+ limit = pe->offset_from_dev_start - 1;
if (start < first[i] && limit >= first[i])
limit = first[i] - 1;
}
if (start > limit) {
- printf(_("No free sectors available\n"));
+ printf("No free sectors available\n");
if (n > 4)
- partitions--;
+ g_partitions--;
return;
}
if (cround(start) == cround(limit)) {
stop = limit;
} else {
snprintf(mesg, sizeof(mesg),
- _("Last %s or +size or +sizeM or +sizeK"),
+ "Last %s or +size or +sizeM or +sizeK",
str_units(SINGULAR));
- stop = read_int(cround(start), cround(limit), cround(limit),
- cround(start), mesg);
+ stop = read_int(cround(start), cround(limit), cround(limit), cround(start), mesg);
if (display_in_cyl_units) {
stop = stop * units_per_sector - 1;
if (stop >limit)
set_partition(n, 0, start, stop, sys);
if (n > 4)
- set_partition(n - 1, 1, ptes[n].offset, stop, EXTENDED);
+ set_partition(n - 1, 1, ptes[n].offset_from_dev_start, stop, EXTENDED);
if (IS_EXTENDED(sys)) {
struct pte *pe4 = &ptes[4];
ext_index = n;
pen->ext_pointer = p;
- pe4->offset = extended_offset = start;
- pe4->sectorbuffer = xcalloc(1, sector_size);
+ pe4->offset_from_dev_start = extended_offset = start;
+ pe4->sectorbuffer = xzalloc(sector_size);
pe4->part_table = pt_offset(pe4->sectorbuffer, 0);
pe4->ext_pointer = pe4->part_table + 1;
pe4->changed = 1;
- partitions = 5;
+ g_partitions = 5;
}
}
static void
add_logical(void)
{
- if (partitions > 5 || ptes[4].part_table->sys_ind) {
- struct pte *pe = &ptes[partitions];
+ if (g_partitions > 5 || ptes[4].part_table->sys_ind) {
+ struct pte *pe = &ptes[g_partitions];
- pe->sectorbuffer = xcalloc(1, sector_size);
+ pe->sectorbuffer = xzalloc(sector_size);
pe->part_table = pt_offset(pe->sectorbuffer, 0);
pe->ext_pointer = pe->part_table + 1;
- pe->offset = 0;
+ pe->offset_from_dev_start = 0;
pe->changed = 1;
- partitions++;
+ g_partitions++;
}
- add_partition(partitions - 1, LINUX_NATIVE);
+ add_partition(g_partitions - 1, LINUX_NATIVE);
}
static void
if (warn_geometry())
return;
-#ifdef CONFIG_FEATURE_SUN_LABEL
- if (label_sun == current_label_type) {
- add_sun_partition(get_partition(0, partitions), LINUX_NATIVE);
+ if (LABEL_IS_SUN) {
+ add_sun_partition(get_partition(0, g_partitions), LINUX_NATIVE);
return;
}
-#endif
-#ifdef CONFIG_FEATURE_SGI_LABEL
- if (label_sgi == current_label_type) {
- sgi_add_partition(get_partition(0, partitions), LINUX_NATIVE);
+ if (LABEL_IS_SGI) {
+ sgi_add_partition(get_partition(0, g_partitions), LINUX_NATIVE);
return;
}
-#endif
-#ifdef CONFIG_FEATURE_AIX_LABEL
- if (label_aix == current_label_type) {
- printf(_("\tSorry - this fdisk cannot handle AIX disk labels."
- "\n\tIf you want to add DOS-type partitions, create"
- "\n\ta new empty DOS partition table first. (Use o.)"
- "\n\tWARNING: "
- "This will destroy the present disk contents.\n"));
+ if (LABEL_IS_AIX) {
+ printf("Sorry - this fdisk cannot handle AIX disk labels.\n"
+"If you want to add DOS-type partitions, create a new empty DOS partition\n"
+"table first (use 'o'). This will destroy the present disk contents.\n");
return;
}
-#endif
for (i = 0; i < 4; i++)
free_primary += !ptes[i].part_table->sys_ind;
- if (!free_primary && partitions >= MAXIMUM_PARTS) {
- printf(_("The maximum number of partitions has been created\n"));
+ if (!free_primary && g_partitions >= MAXIMUM_PARTS) {
+ printf("The maximum number of partitions has been created\n");
return;
}
if (extended_offset)
add_logical();
else
- printf(_("You must delete some partition and add "
- "an extended partition first\n"));
+ printf("You must delete some partition and add "
+ "an extended partition first\n");
} else {
- char c, line[LINE_LENGTH];
- snprintf(line, sizeof(line), "%s\n %s\n p primary "
- "partition (1-4)\n",
- "Command action", (extended_offset ?
- "l logical (5 or over)" : "e extended"));
+ char c, line[80];
+ snprintf(line, sizeof(line),
+ "Command action\n"
+ " %s\n"
+ " p primary partition (1-4)\n",
+ (extended_offset ?
+ "l logical (5 or over)" : "e extended"));
while (1) {
- if ((c = read_char(line)) == 'p' || c == 'P') {
+ c = read_nonempty(line);
+ if ((c | 0x20) == 'p') {
i = get_nonexisting_partition(0, 4);
if (i >= 0)
add_partition(i, LINUX_NATIVE);
return;
}
- else if (c == 'l' && extended_offset) {
+ if (c == 'l' && extended_offset) {
add_logical();
return;
}
- else if (c == 'e' && !extended_offset) {
+ if (c == 'e' && !extended_offset) {
i = get_nonexisting_partition(0, 4);
if (i >= 0)
add_partition(i, EXTENDED);
return;
}
- else
- printf(_("Invalid partition number "
- "for type `%c'\n"), c);
+ printf("Invalid partition number "
+ "for type '%c'\n", c);
}
}
}
static void
+reread_partition_table(int leave)
+{
+ int i;
+
+ printf("Calling ioctl() to re-read partition table\n");
+ sync();
+ /* Users with slow external USB disks on a 320MHz ARM system (year 2011)
+ * report that sleep is needed, otherwise BLKRRPART may fail with -EIO:
+ */
+ sleep(1);
+ i = ioctl_or_perror(dev_fd, BLKRRPART, NULL,
+ "WARNING: rereading partition table "
+ "failed, kernel still uses old table");
+#if 0
+ if (dos_changed)
+ printf(
+ "\nWARNING: If you have created or modified any DOS 6.x\n"
+ "partitions, please see the fdisk manual page for additional\n"
+ "information\n");
+#endif
+
+ if (leave) {
+ if (ENABLE_FEATURE_CLEAN_UP)
+ close_dev_fd();
+ exit(i != 0);
+ }
+}
+
+static void
write_table(void)
{
int i;
- if (label_dos == current_label_type) {
+ if (LABEL_IS_DOS) {
for (i = 0; i < 3; i++)
if (ptes[i].changed)
ptes[3].changed = 1;
- for (i = 3; i < partitions; i++) {
+ for (i = 3; i < g_partitions; i++) {
struct pte *pe = &ptes[i];
-
if (pe->changed) {
write_part_table_flag(pe->sectorbuffer);
- write_sector(pe->offset, pe->sectorbuffer);
+ write_sector(pe->offset_from_dev_start, pe->sectorbuffer);
}
}
}
-#ifdef CONFIG_FEATURE_SGI_LABEL
- else if (label_sgi == current_label_type) {
+ else if (LABEL_IS_SGI) {
/* no test on change? the printf below might be mistaken */
sgi_write_table();
}
-#endif
-#ifdef CONFIG_FEATURE_SUN_LABEL
- else if (label_sun == current_label_type) {
- int needw = 0;
-
- for (i = 0; i < 8; i++)
- if (ptes[i].changed)
- needw = 1;
- if (needw)
- sun_write_table();
+ else if (LABEL_IS_SUN) {
+ for (i = 0; i < 8; i++) {
+ if (ptes[i].changed) {
+ sun_write_table();
+ break;
+ }
+ }
}
-#endif
- printf(_("The partition table has been altered!\n\n"));
+ printf("The partition table has been altered.\n");
reread_partition_table(1);
}
+#endif /* FEATURE_FDISK_WRITABLE */
-static void
-reread_partition_table(int leave)
-{
- int error = 0;
- int i;
-
- printf(_("Calling ioctl() to re-read partition table.\n"));
- sync();
- sleep(2);
- if ((i = ioctl(fd, BLKRRPART)) != 0) {
- error = errno;
- } else {
- /* some kernel versions (1.2.x) seem to have trouble
- rereading the partition table, but if asked to do it
- twice, the second time works. - biro@yggdrasil.com */
- sync();
- sleep(2);
- if ((i = ioctl(fd, BLKRRPART)) != 0)
- error = errno;
- }
-
- if (i) {
- printf(_("\nWARNING: Re-reading the partition table "
- "failed with error %d: %s.\n"
- "The kernel still uses the old table.\n"
- "The new table will be used "
- "at the next reboot.\n"),
- error, strerror(error));
- }
-
- if (dos_changed)
- printf(
- _("\nWARNING: If you have created or modified any DOS 6.x\n"
- "partitions, please see the fdisk manual page for additional\n"
- "information.\n"));
-
- if (leave) {
- close(fd);
-
- printf(_("Syncing disks.\n"));
- sync();
- sleep(4); /* for sync() */
- exit(!!i);
- }
-}
-#endif /* CONFIG_FEATURE_FDISK_WRITABLE */
-
-#ifdef CONFIG_FEATURE_FDISK_ADVANCED
+#if ENABLE_FEATURE_FDISK_ADVANCED
#define MAX_PER_LINE 16
static void
print_buffer(char *pbuffer)
printf("0x%03X:", i);
printf(" %02X", (unsigned char) pbuffer[i]);
if (l == MAX_PER_LINE - 1) {
- printf("\n");
+ bb_putchar('\n');
l = -1;
}
}
if (l > 0)
- printf("\n");
- printf("\n");
+ bb_putchar('\n');
+ bb_putchar('\n');
}
-
static void
print_raw(void)
{
int i;
- printf(_("Device: %s\n"), disk_device);
-#if defined(CONFIG_FEATURE_SGI_LABEL) || defined(CONFIG_FEATURE_SUN_LABEL)
- if (label_sun == current_label_type || label_sgi == current_label_type)
+ printf("Device: %s\n", disk_device);
+ if (LABEL_IS_SGI || LABEL_IS_SUN)
print_buffer(MBRbuffer);
- else
-#endif
- for (i = 3; i < partitions; i++)
+ else {
+ for (i = 3; i < g_partitions; i++)
print_buffer(ptes[i].sectorbuffer);
+ }
}
static void
-move_begin(int i)
+move_begin(unsigned i)
{
struct pte *pe = &ptes[i];
struct partition *p = pe->part_table;
- off_t new, first;
+ sector_t new, first, nr_sects;
if (warn_geometry())
return;
- if (!p->sys_ind || !get_nr_sects(p) || IS_EXTENDED(p->sys_ind)) {
- printf(_("Partition %d has no data area\n"), i + 1);
+ nr_sects = get_nr_sects(p);
+ if (!p->sys_ind || !nr_sects || IS_EXTENDED(p->sys_ind)) {
+ printf("Partition %u has no data area\n", i + 1);
return;
}
- first = get_partition_start(pe);
- new = read_int(first, first, first + get_nr_sects(p) - 1, first,
- _("New beginning of data")) - pe->offset;
-
- if (new != get_nr_sects(p)) {
- first = get_nr_sects(p) + get_start_sect(p) - new;
- set_nr_sects(p, first);
- set_start_sect(p, new);
+ first = get_partition_start_from_dev_start(pe); /* == pe->offset_from_dev_start + get_start_sect(p) */
+ new = read_int(0 /*was:first*/, first, first + nr_sects - 1, first, "New beginning of data");
+ if (new != first) {
+ sector_t new_relative = new - pe->offset_from_dev_start;
+ nr_sects += (get_start_sect(p) - new_relative);
+ set_start_sect(p, new_relative);
+ set_nr_sects(p, nr_sects);
+ read_nonempty("Recalculate C/H/S values? (Y/N): ");
+ if ((line_ptr[0] | 0x20) == 'y')
+ set_hsc_start_end(p, new, new + nr_sects - 1);
pe->changed = 1;
}
}
char c;
while (1) {
- putchar('\n');
- c = tolower(read_char(_("Expert command (m for help): ")));
+ bb_putchar('\n');
+ c = 0x20 | read_nonempty("Expert command (m for help): ");
switch (c) {
case 'a':
-#ifdef CONFIG_FEATURE_SUN_LABEL
- if (label_sun == current_label_type)
+ if (LABEL_IS_SUN)
sun_set_alt_cyl();
-#endif
break;
case 'b':
- if (label_dos == current_label_type)
- move_begin(get_partition(0, partitions));
+ if (LABEL_IS_DOS)
+ move_begin(get_partition(0, g_partitions));
break;
case 'c':
- user_cylinders = cylinders =
- read_int(1, cylinders, 1048576, 0,
- _("Number of cylinders"));
-#ifdef CONFIG_FEATURE_SUN_LABEL
- if (label_sun == current_label_type)
- sun_set_ncyl(cylinders);
-#endif
- if (label_dos == current_label_type)
+ user_cylinders = g_cylinders =
+ read_int(1, g_cylinders, 1048576, 0,
+ "Number of cylinders");
+ if (LABEL_IS_SUN)
+ sun_set_ncyl(g_cylinders);
+ if (LABEL_IS_DOS)
warn_cylinders();
break;
case 'd':
print_raw();
break;
case 'e':
-#ifdef CONFIG_FEATURE_SGI_LABEL
- if (label_sgi == current_label_type)
+ if (LABEL_IS_SGI)
sgi_set_xcyl();
- else
-#endif
-#ifdef CONFIG_FEATURE_SUN_LABEL
- if (label_sun == current_label_type)
+ else if (LABEL_IS_SUN)
sun_set_xcyl();
- else
-#endif
- if (label_dos == current_label_type)
+ else if (LABEL_IS_DOS)
x_list_table(1);
break;
case 'f':
- if (label_dos == current_label_type)
+ if (LABEL_IS_DOS)
fix_partition_table_order();
break;
case 'g':
-#ifdef CONFIG_FEATURE_SGI_LABEL
+#if ENABLE_FEATURE_SGI_LABEL
create_sgilabel();
#endif
break;
case 'h':
- user_heads = heads = read_int(1, heads, 256, 0,
- _("Number of heads"));
+ user_heads = g_heads = read_int(1, g_heads, 256, 0, "Number of heads");
update_units();
break;
case 'i':
-#ifdef CONFIG_FEATURE_SUN_LABEL
- if (label_sun == current_label_type)
+ if (LABEL_IS_SUN)
sun_set_ilfact();
-#endif
break;
case 'o':
-#ifdef CONFIG_FEATURE_SUN_LABEL
- if (label_sun == current_label_type)
+ if (LABEL_IS_SUN)
sun_set_rspeed();
-#endif
break;
case 'p':
-#ifdef CONFIG_FEATURE_SUN_LABEL
- if (label_sun == current_label_type)
+ if (LABEL_IS_SUN)
list_table(1);
else
-#endif
x_list_table(0);
break;
case 'q':
- close(fd);
- printf("\n");
- exit(0);
+ if (ENABLE_FEATURE_CLEAN_UP)
+ close_dev_fd();
+ bb_putchar('\n');
+ exit(EXIT_SUCCESS);
case 'r':
return;
case 's':
- user_sectors = sectors = read_int(1, sectors, 63, 0,
- _("Number of sectors"));
+ user_sectors = g_sectors = read_int(1, g_sectors, 63, 0, "Number of sectors");
if (dos_compatible_flag) {
- sector_offset = sectors;
- fprintf(stderr, _("Warning: setting "
- "sector offset for DOS "
- "compatiblity\n"));
+ sector_offset = g_sectors;
+ printf("Warning: setting sector offset for DOS "
+ "compatiblity\n");
}
update_units();
break;
write_table(); /* does not return */
break;
case 'y':
-#ifdef CONFIG_FEATURE_SUN_LABEL
- if (label_sun == current_label_type)
+ if (LABEL_IS_SUN)
sun_set_pcylcount();
-#endif
break;
default:
xmenu();
return 0;
snprintf(buf, sizeof(buf), "/proc/ide/%s/media", device+5);
- procf = fopen(buf, "r");
+ procf = fopen_for_read(buf);
if (procf != NULL && fgets(buf, sizeof(buf), procf))
is_ide = (!strncmp(buf, "cdrom", 5) ||
!strncmp(buf, "tape", 4));
static void
-try(const char *device, int user_specified)
+open_list_and_close(const char *device, int user_specified)
{
int gb;
if (!user_specified)
if (is_ide_cdrom_or_tape(device))
return;
- if ((fd = open(disk_device, type_open)) >= 0) {
- gb = get_boot(try_only);
- if (gb > 0) { /* I/O error */
- close(fd);
- } else if (gb < 0) { /* no DOS signature */
- list_disk_geometry();
- if (label_aix == current_label_type){
- return;
- }
-#ifdef CONFIG_FEATURE_OSF_LABEL
- if (btrydev(device) < 0)
-#endif
- fprintf(stderr,
- _("Disk %s doesn't contain a valid "
- "partition table\n"), device);
- close(fd);
- } else {
- close(fd);
- list_table(0);
-#ifdef CONFIG_FEATURE_FDISK_WRITABLE
- if (label_sun != current_label_type && partitions > 4){
- delete_partition(ext_index);
- }
-#endif
- }
- } else {
+
+ /* Open disk_device, save file descriptor to dev_fd */
+ errno = 0;
+ gb = get_boot(TRY_ONLY);
+ if (gb > 0) { /* I/O error */
/* Ignore other errors, since we try IDE
and SCSI hard disks which may not be
installed on the system. */
- if (errno == EACCES) {
- fprintf(stderr, _("Cannot open %s\n"), device);
- return;
+ if (user_specified || errno == EACCES)
+ bb_perror_msg("can't open '%s'", device);
+ return;
+ }
+
+ if (gb < 0) { /* no DOS signature */
+ list_disk_geometry();
+ if (LABEL_IS_AIX)
+ goto ret;
+#if ENABLE_FEATURE_OSF_LABEL
+ if (bsd_trydev(device) < 0)
+#endif
+ printf("Disk %s doesn't contain a valid "
+ "partition table\n", device);
+ } else {
+ list_table(0);
+#if ENABLE_FEATURE_FDISK_WRITABLE
+ if (!LABEL_IS_SUN && g_partitions > 4) {
+ delete_partition(ext_index);
}
+#endif
+ }
+ ret:
+ close_dev_fd();
+}
+
+/* Is it a whole disk? The digit check is still useful
+ for Xen devices for example. */
+static int is_whole_disk(const char *disk)
+{
+ unsigned len;
+ int fd = open(disk, O_RDONLY);
+
+ if (fd != -1) {
+ struct hd_geometry geometry;
+ int err = ioctl(fd, HDIO_GETGEO, &geometry);
+ close(fd);
+ if (!err)
+ return (geometry.start == 0);
}
+
+ /* Treat "nameN" as a partition name, not whole disk */
+ /* note: mmcblk0 should work from the geometry check above */
+ len = strlen(disk);
+ if (len != 0 && isdigit(disk[len - 1]))
+ return 0;
+
+ return 1;
}
/* for fdisk -l: try all things in /proc/partitions
that look like a partition name (do not end in a digit) */
static void
-tryprocpt(void)
+list_devs_in_proc_partititons(void)
{
FILE *procpt;
- char line[100], ptname[100], devname[120], *s;
+ char line[100], ptname[100], devname[120];
int ma, mi, sz;
- procpt = bb_wfopen(PROC_PARTITIONS, "r");
+ procpt = fopen_or_warn("/proc/partitions", "r");
while (fgets(line, sizeof(line), procpt)) {
- if (sscanf(line, " %d %d %d %[^\n ]",
+ if (sscanf(line, " %u %u %u %[^\n ]",
&ma, &mi, &sz, ptname) != 4)
continue;
- for (s = ptname; *s; s++);
- if (isdigit(s[-1]))
- continue;
+
sprintf(devname, "/dev/%s", ptname);
- try(devname, 0);
+ if (is_whole_disk(devname))
+ open_list_and_close(devname, 0);
}
-#ifdef CONFIG_FEATURE_CLEAN_UP
+#if ENABLE_FEATURE_CLEAN_UP
fclose(procpt);
#endif
}
-#ifdef CONFIG_FEATURE_FDISK_WRITABLE
+#if ENABLE_FEATURE_FDISK_WRITABLE
static void
unknown_command(int c)
{
- printf(_("%c: unknown command\n"), c);
+ printf("%c: unknown command\n", c);
}
#endif
-int fdisk_main(int argc, char **argv)
+int fdisk_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
+int fdisk_main(int argc UNUSED_PARAM, char **argv)
{
- int c;
-#ifdef CONFIG_FEATURE_FDISK_WRITABLE
- int optl = 0;
-#endif
-#ifdef CONFIG_FEATURE_FDISK_BLKSIZE
- int opts = 0;
-#endif
+ unsigned opt;
/*
- * Calls:
* fdisk -v
* fdisk -l [-b sectorsize] [-u] device ...
* fdisk -s [partition] ...
* fdisk [-b sectorsize] [-u] device
*
* Options -C, -H, -S set the geometry.
- *
*/
- while ((c = getopt(argc, argv, "b:C:H:lS:uvV"
-#ifdef CONFIG_FEATURE_FDISK_BLKSIZE
- "s"
-#endif
- )) != -1) {
- switch (c) {
- case 'b':
- /* Ugly: this sector size is really per device,
- so cannot be combined with multiple disks,
- and te same goes for the C/H/S options.
- */
- sector_size = atoi(optarg);
- if (sector_size != 512 && sector_size != 1024 &&
- sector_size != 2048)
- bb_show_usage();
- sector_offset = 2;
- user_set_sector_size = 1;
- break;
- case 'C':
- user_cylinders = atoi(optarg);
- break;
- case 'H':
- user_heads = atoi(optarg);
- if (user_heads <= 0 || user_heads >= 256)
- user_heads = 0;
- break;
- case 'S':
- user_sectors = atoi(optarg);
- if (user_sectors <= 0 || user_sectors >= 64)
- user_sectors = 0;
- break;
- case 'l':
-#ifdef CONFIG_FEATURE_FDISK_WRITABLE
- optl = 1;
-#endif
- break;
-#ifdef CONFIG_FEATURE_FDISK_BLKSIZE
- case 's':
- opts = 1;
- break;
-#endif
- case 'u':
- display_in_cyl_units = 0;
- break;
- case 'V':
- case 'v':
- printf("fdisk v" UTIL_LINUX_VERSION "\n");
- return 0;
- default:
+ INIT_G();
+
+ close_dev_fd(); /* needed: fd 3 must not stay closed */
+
+ opt_complementary = "b+:C+:H+:S+"; /* numeric params */
+ opt = getopt32(argv, "b:C:H:lS:u" IF_FEATURE_FDISK_BLKSIZE("s"),
+ §or_size, &user_cylinders, &user_heads, &user_sectors);
+ argv += optind;
+ if (opt & OPT_b) {
+ /* Ugly: this sector size is really per device,
+ * so cannot be combined with multiple disks,
+ * and the same goes for the C/H/S options.
+ */
+ if (sector_size < 512
+ || sector_size > 0x10000
+ || (sector_size & (sector_size-1)) /* not power of 2 */
+ ) {
bb_show_usage();
}
+ sector_offset = 2;
+ user_set_sector_size = 1;
}
+ if (user_heads <= 0 || user_heads >= 256)
+ user_heads = 0;
+ if (user_sectors <= 0 || user_sectors >= 64)
+ user_sectors = 0;
+ if (opt & OPT_u)
+ display_in_cyl_units = 0; // -u
-#if 0
- printf(_("This kernel finds the sector size itself - "
- "-b option ignored\n"));
-#else
- if (user_set_sector_size && argc-optind != 1)
- printf(_("Warning: the -b (set sector size) option should"
- " be used with one specified device\n"));
-#endif
-
-#ifdef CONFIG_FEATURE_FDISK_WRITABLE
- if (optl) {
+#if ENABLE_FEATURE_FDISK_WRITABLE
+ if (opt & OPT_l) {
nowarn = 1;
#endif
- type_open = O_RDONLY;
- if (argc > optind) {
- int k;
-#if __GNUC__
- /* avoid gcc warning:
- variable `k' might be clobbered by `longjmp' */
- (void)&k;
-#endif
+ if (*argv) {
listing = 1;
- for (k = optind; k < argc; k++)
- try(argv[k], 1);
+ do {
+ open_list_and_close(*argv, 1);
+ } while (*++argv);
} else {
- /* we no longer have default device names */
- /* but, we can use /proc/partitions instead */
- tryprocpt();
+ /* we don't have device names, */
+ /* use /proc/partitions instead */
+ list_devs_in_proc_partititons();
}
return 0;
-#ifdef CONFIG_FEATURE_FDISK_WRITABLE
+#if ENABLE_FEATURE_FDISK_WRITABLE
}
#endif
-#ifdef CONFIG_FEATURE_FDISK_BLKSIZE
- if (opts) {
- long size;
+#if ENABLE_FEATURE_FDISK_BLKSIZE
+ if (opt & OPT_s) {
int j;
nowarn = 1;
- type_open = O_RDONLY;
-
- opts = argc - optind;
- if (opts <= 0)
+ if (!argv[0])
bb_show_usage();
-
- for (j = optind; j < argc; j++) {
- disk_device = argv[j];
- if ((fd = open(disk_device, type_open)) < 0)
- fdisk_fatal(unable_to_open);
- if (ioctl(fd, BLKGETSIZE, &size))
- fdisk_fatal(ioctl_error);
+ for (j = 0; argv[j]; j++) {
+ unsigned long long size;
+ fd = xopen(argv[j], O_RDONLY);
+ size = bb_BLKGETSIZE_sectors(fd) / 2;
close(fd);
- if (opts == 1)
- printf("%ld\n", size/2);
+ if (argv[1])
+ printf("%llu\n", size);
else
- printf("%s: %ld\n", argv[j], size/2);
+ printf("%s: %llu\n", argv[j], size);
}
return 0;
}
#endif
-#ifdef CONFIG_FEATURE_FDISK_WRITABLE
- if (argc-optind == 1)
- disk_device = argv[optind];
- else
+#if ENABLE_FEATURE_FDISK_WRITABLE
+ if (!argv[0] || argv[1])
bb_show_usage();
- get_boot(fdisk);
+ disk_device = argv[0];
+ get_boot(OPEN_MAIN);
-#ifdef CONFIG_FEATURE_OSF_LABEL
- if (label_osf == current_label_type) {
+ if (LABEL_IS_OSF) {
/* OSF label, and no DOS label */
- printf(_("Detected an OSF/1 disklabel on %s, entering "
- "disklabel mode.\n"),
- disk_device);
- bselect();
+ printf("Detected an OSF/1 disklabel on %s, entering "
+ "disklabel mode\n", disk_device);
+ bsd_select();
/*Why do we do this? It seems to be counter-intuitive*/
- current_label_type = label_dos;
+ current_label_type = LABEL_DOS;
/* If we return we may want to make an empty DOS label? */
}
-#endif
while (1) {
- putchar('\n');
- c = tolower(read_char(_("Command (m for help): ")));
+ int c;
+ bb_putchar('\n');
+ c = 0x20 | read_nonempty("Command (m for help): ");
switch (c) {
case 'a':
- if (label_dos == current_label_type)
- toggle_active(get_partition(1, partitions));
-#ifdef CONFIG_FEATURE_SUN_LABEL
- else if (label_sun == current_label_type)
- toggle_sunflags(get_partition(1, partitions),
+ if (LABEL_IS_DOS)
+ toggle_active(get_partition(1, g_partitions));
+ else if (LABEL_IS_SUN)
+ toggle_sunflags(get_partition(1, g_partitions),
0x01);
-#endif
-#ifdef CONFIG_FEATURE_SGI_LABEL
- else if (label_sgi == current_label_type)
+ else if (LABEL_IS_SGI)
sgi_set_bootpartition(
- get_partition(1, partitions));
-#endif
+ get_partition(1, g_partitions));
else
unknown_command(c);
break;
case 'b':
-#ifdef CONFIG_FEATURE_SGI_LABEL
- if (label_sgi == current_label_type) {
- printf(_("\nThe current boot file is: %s\n"),
+ if (LABEL_IS_SGI) {
+ printf("\nThe current boot file is: %s\n",
sgi_get_bootfile());
- if (read_chars(_("Please enter the name of the "
- "new boot file: ")) == '\n')
- printf(_("Boot file unchanged\n"));
+ if (read_maybe_empty("Please enter the name of the "
+ "new boot file: ") == '\n')
+ printf("Boot file unchanged\n");
else
sgi_set_bootfile(line_ptr);
- } else
-#endif
-#ifdef CONFIG_FEATURE_OSF_LABEL
- bselect();
+ }
+#if ENABLE_FEATURE_OSF_LABEL
+ else
+ bsd_select();
#endif
break;
case 'c':
- if (label_dos == current_label_type)
+ if (LABEL_IS_DOS)
toggle_dos_compatibility_flag();
-#ifdef CONFIG_FEATURE_SUN_LABEL
- else if (label_sun == current_label_type)
- toggle_sunflags(get_partition(1, partitions),
+ else if (LABEL_IS_SUN)
+ toggle_sunflags(get_partition(1, g_partitions),
0x10);
-#endif
-#ifdef CONFIG_FEATURE_SGI_LABEL
- else if (label_sgi == current_label_type)
+ else if (LABEL_IS_SGI)
sgi_set_swappartition(
- get_partition(1, partitions));
-#endif
+ get_partition(1, g_partitions));
else
unknown_command(c);
break;
case 'd':
{
int j;
-#ifdef CONFIG_FEATURE_SGI_LABEL
/* If sgi_label then don't use get_existing_partition,
let the user select a partition, since
get_existing_partition() only works for Linux-like
partition tables */
- if (label_sgi != current_label_type) {
- j = get_existing_partition(1, partitions);
+ if (!LABEL_IS_SGI) {
+ j = get_existing_partition(1, g_partitions);
} else {
- j = get_partition(1, partitions);
+ j = get_partition(1, g_partitions);
}
-#else
- j = get_existing_partition(1, partitions);
-#endif
if (j >= 0)
delete_partition(j);
}
break;
case 'i':
-#ifdef CONFIG_FEATURE_SGI_LABEL
- if (label_sgi == current_label_type)
+ if (LABEL_IS_SGI)
create_sgiinfo();
else
-#endif
unknown_command(c);
case 'l':
list_types(get_sys_types());
list_table(0);
break;
case 'q':
- close(fd);
- printf("\n");
+ if (ENABLE_FEATURE_CLEAN_UP)
+ close_dev_fd();
+ bb_putchar('\n');
return 0;
case 's':
-#ifdef CONFIG_FEATURE_SUN_LABEL
+#if ENABLE_FEATURE_SUN_LABEL
create_sunlabel();
#endif
break;
verify();
break;
case 'w':
- write_table(); /* does not return */
+ write_table(); /* does not return */
break;
-#ifdef CONFIG_FEATURE_FDISK_ADVANCED
+#if ENABLE_FEATURE_FDISK_ADVANCED
case 'x':
-#ifdef CONFIG_FEATURE_SGI_LABEL
- if (label_sgi == current_label_type) {
- fprintf(stderr,
- _("\n\tSorry, no experts menu for SGI "
- "partition tables available.\n\n"));
+ if (LABEL_IS_SGI) {
+ printf("\n\tSorry, no experts menu for SGI "
+ "partition tables available\n\n");
} else
-#endif
-
xselect();
break;
#endif
}
}
return 0;
-#endif /* CONFIG_FEATURE_FDISK_WRITABLE */
+#endif /* FEATURE_FDISK_WRITABLE */
}
projects / platform / upstream / busybox.git / blobdiff