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-rw-r--r--util-linux/fdisk_osf.c1046
1 files changed, 1046 insertions, 0 deletions
diff --git a/util-linux/fdisk_osf.c b/util-linux/fdisk_osf.c
new file mode 100644
index 000000000..97fe79aca
--- /dev/null
+++ b/util-linux/fdisk_osf.c
@@ -0,0 +1,1046 @@
+#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.
+ */
+
+
+#ifndef BSD_DISKMAGIC
+#define BSD_DISKMAGIC ((uint32_t) 0x82564557)
+#endif
+
+#ifndef BSD_MAXPARTITIONS
+#define BSD_MAXPARTITIONS 16
+#endif
+
+#define BSD_LINUX_BOOTDIR "/usr/ucb/mdec"
+
+#if defined (i386) || defined (__sparc__) || defined (__arm__) || defined (__m68k__) || 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
+#else
+#error unknown architecture
+#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 */
+
+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)
+
+/*
+ * 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 */
+#else
+#define BSD_FS_MSDOS 8 /* MS-DOS file system */
+#endif
+
+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 */
+#else
+ { "\x08" "MS-DOS" }, /* BSD_FS_MSDOS */
+#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)
+
+
+/*
+ * 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 */
+
+/*
+ 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()
+*/
+
+static int possibly_osf_label;
+
+#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 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_nonempty(_("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_nonempty(_("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));
+ 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_nonempty(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 !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 */