Esempio n. 1
0
/* fdisk_get_partition() backend */
static int sgi_get_partition(struct fdisk_context *cxt, size_t n, struct fdisk_partition *pa)
{
	uint64_t start, len;

	pa->used = sgi_get_num_sectors(cxt, n) > 0;
	if (!pa->used)
		return 0;

	start = sgi_get_start_sector(cxt, n);
	len = sgi_get_num_sectors(cxt, n);

	pa->type = sgi_get_parttype(cxt, n);
	pa->size = len;
	pa->start = start;
	pa->end = start + len - (len ? 1 : 0);

	if (pa->type && pa->type->type == SGI_TYPE_ENTIRE_DISK)
		pa->wholedisk = 1;

	pa->attrs = sgi_get_swappartition(cxt) == (int) n ? "swap" :
		    sgi_get_bootpartition(cxt) == (int) n ? "boot" : NULL;
	if (pa->attrs)
		pa->attrs = strdup(pa->attrs);

	return 0;
}
Esempio n. 2
0
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) == SGI_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]) == SGI_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]) == SGI_ENTIRE_DISK) continue;
		if (start > sgi_get_start_sector(Index[i])) {
			if (verbose)
				printf("Partitions %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-%8u\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-%8u\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;
}
Esempio n. 3
0
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 = sizeof("Device") - 1;
	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);
		}
	}
}
Esempio n. 4
0
static int verify_disklabel(struct fdisk_context *cxt, int verbose)
{
	int Index[SGI_MAXPARTITIONS];	/* 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(cxt);

	assert(cxt);
	assert(cxt->label);
	assert(fdisk_is_disklabel(cxt, SGI));

	clear_freelist(cxt);
	memset(Index, 0, sizeof(Index));

	for (i=0; i < SGI_MAXPARTITIONS; i++) {
		if (sgi_get_num_sectors(cxt, i) != 0) {
			Index[sortcount++] = i;
			if (sgi_get_sysid(cxt, i) == SGI_TYPE_ENTIRE_DISK
			    && entire++ == 1) {
				if (verbose)
					fdisk_info(cxt, _("More than one entire "
						"disk entry present."));
			}
		}
	}
	if (sortcount == 0) {
		if (verbose)
			fdisk_info(cxt, _("No partitions defined"));
		return (lastblock > 0) ? 1 : (lastblock == 0) ? 0 : -1;
	}

	sort(Index, sortcount, sizeof(Index[0]), cxt, compare_start);

	if (sgi_get_sysid(cxt, Index[0]) == SGI_TYPE_ENTIRE_DISK) {
		if (verbose && Index[0] != 10)
			fdisk_info(cxt, _("IRIX likes when Partition 11 "
					  "covers the entire disk."));

		if (verbose && sgi_get_start_sector(cxt, Index[0]) != 0)
			fdisk_info(cxt, _("The entire disk partition should "
				"start at block 0, not at diskblock %d."),
			       sgi_get_start_sector(cxt, Index[0]));

		if (verbose && sgi_get_num_sectors(cxt, Index[0]) != lastblock)
			DBG(LABEL, dbgprint(
				"entire disk partition=%ds, but disk=%ds",
				sgi_get_num_sectors(cxt, Index[0]),
				lastblock));
		lastblock = sgi_get_num_sectors(cxt, Index[0]);
	} else if (verbose) {
		fdisk_info(cxt, _("Partition 11 should cover the entire disk."));
		DBG(LABEL, dbgprint("sysid=%d\tpartition=%d",
			       sgi_get_sysid(cxt, Index[0]), Index[0]+1));
	}
	for (i=1, start=0; i<sortcount; i++) {
		int cylsize = sgi_get_nsect(cxt) * sgi_get_ntrks(cxt);

		if (verbose && cylsize
		    && (sgi_get_start_sector(cxt, Index[i]) % cylsize) != 0)
			DBG(LABEL, dbgprint("partition %d does not start on "
					"cylinder boundary.", Index[i]+1));

		if (verbose && cylsize
		    && sgi_get_num_sectors(cxt, Index[i]) % cylsize != 0)
			DBG(LABEL, dbgprint("partition %d does not end on "
					"cylinder boundary.", Index[i]+1));

		/* We cannot handle several "entire disk" entries. */
		if (sgi_get_sysid(cxt, Index[i]) == SGI_TYPE_ENTIRE_DISK)
			continue;
		if (start > sgi_get_start_sector(cxt, Index[i])) {
			if (verbose)
				fdisk_info(cxt, _("The Partition %d and %d overlap "
					  "by %d sectors."),
				       Index[i-1]+1, Index[i]+1,
				       start - sgi_get_start_sector(cxt, Index[i]));
			if (gap >  0) gap = -gap;
			if (gap == 0) gap = -1;
		}
		if (start < sgi_get_start_sector(cxt, Index[i])) {
			if (verbose)
				fdisk_info(cxt, _("Unused gap of %8u sectors "
					    "- sectors %8u-%u"),
				       sgi_get_start_sector(cxt, Index[i]) - start,
				       start, sgi_get_start_sector(cxt, Index[i])-1);
			gap += sgi_get_start_sector(cxt, Index[i]) - start;
			add_to_freelist(cxt, start,
					sgi_get_start_sector(cxt, Index[i]));
		}
		start = sgi_get_start_sector(cxt, Index[i])
			+ sgi_get_num_sectors(cxt, Index[i]);
		/* Align free space on cylinder boundary */
		if (cylsize && start % cylsize)
			start += cylsize - (start % cylsize);

		DBG(LABEL, dbgprint("%2d:%12d\t%12d\t%12d", Index[i],
				       sgi_get_start_sector(cxt, Index[i]),
				       sgi_get_num_sectors(cxt, Index[i]),
				       sgi_get_sysid(cxt, Index[i])));
	}
	if (start < lastblock) {
		if (verbose)
			fdisk_info(cxt, _("Unused gap of %8u sectors - sectors %8u-%u"),
				lastblock - start, start, lastblock-1);
		gap += lastblock - start;
		add_to_freelist(cxt, start, lastblock);
	}
	/*
	 * Done with arithmetics. Go for details now
	 */
	if (verbose) {
		if (sgi_get_bootpartition(cxt) < 0
		    || !sgi_get_num_sectors(cxt, sgi_get_bootpartition(cxt)))
			fdisk_info(cxt, _("The boot partition does not exist."));

		if (sgi_get_swappartition(cxt) < 0
		    || !sgi_get_num_sectors(cxt, sgi_get_swappartition(cxt)))
			fdisk_info(cxt, _("The swap partition does not exist."));

		else if (sgi_get_sysid(cxt, sgi_get_swappartition(cxt)) != SGI_TYPE_SWAP
		    && sgi_get_sysid(cxt, sgi_get_swappartition(cxt)) != MBR_LINUX_SWAP_PARTITION)
			fdisk_info(cxt, _("The swap partition has no swap type."));

		if (sgi_check_bootfile(cxt, "/unix"))
			fdisk_info(cxt, _("You have chosen an unusual boot "
					  "file name."));
	}

	return (gap > 0) ? 1 : (gap == 0) ? 0 : -1;
}
Esempio n. 5
0
static int sgi_list_table(struct fdisk_context *cxt)
{
	struct tt *tb = NULL;
	struct sgi_disklabel *sgilabel = self_disklabel(cxt);
	struct sgi_device_parameter *sgiparam = &sgilabel->devparam;
	size_t i, used;
	char *p;
	int rc;

	if (fdisk_context_display_details(cxt))
		fdisk_colon(cxt, _(
			"Label geometry: %d heads, %llu sectors\n"
			"                %llu cylinders, %d physical cylinders\n"
			"                %d extra sects/cyl, interleave %d:1\n"),
			cxt->geom.heads, cxt->geom.sectors,
			cxt->geom.cylinders, be16_to_cpu(sgiparam->pcylcount),
			(int) sgiparam->sparecyl, be16_to_cpu(sgiparam->ilfact));

	/*
	 * Partitions
	 */
	tb = tt_new_table(TT_FL_FREEDATA);
	if (!tb)
		return -ENOMEM;

	tt_define_column(tb, _("Pt#"),      3, TT_FL_RIGHT);
	tt_define_column(tb, _("Device"), 0.2, 0);
	tt_define_column(tb, _("Info"),     2, 0);
	tt_define_column(tb, _("Start"),    9, TT_FL_RIGHT);
	tt_define_column(tb, _("End"),      9, TT_FL_RIGHT);
	tt_define_column(tb, _("Sectors"),  9, TT_FL_RIGHT);
	tt_define_column(tb, _("Id"),       2, TT_FL_RIGHT);
	tt_define_column(tb, _("System"), 0.2, TT_FL_TRUNC);

	for (i = 0, used = 1; i < cxt->label->nparts_max; i++) {
		uint32_t start, len;
		struct fdisk_parttype *t;
		struct tt_line *ln;

		if (sgi_get_num_sectors(cxt, i) == 0)
			continue;

		ln = tt_add_line(tb, NULL);
		if (!ln)
			continue;
		start = sgi_get_start_sector(cxt, i);
		len = sgi_get_num_sectors(cxt, i);
		t = fdisk_get_partition_type(cxt, i);

		if (asprintf(&p, "%zu:", i + 1) > 0)
			tt_line_set_data(ln, 0, p);	/* # */
		p = fdisk_partname(cxt->dev_path, used++);
		if (p)
			tt_line_set_data(ln, 1, p);	/* Device */

		p = sgi_get_swappartition(cxt) == (int) i ? "swap" :
		    sgi_get_bootpartition(cxt) == (int) i ? "boot" : NULL;
		if (p)
			tt_line_set_data(ln, 2, strdup(p));	/* Info */

		if (asprintf(&p, "%ju", (uintmax_t) fdisk_scround(cxt, start)) > 0)
			tt_line_set_data(ln, 3, p);	/* Start */
		if (asprintf(&p, "%ju",	(uintmax_t) fdisk_scround(cxt, start + len) - 1) > 0)
			tt_line_set_data(ln, 4, p);	/* End */
		if (asprintf(&p, "%ju",	(uintmax_t) len) > 0)
			tt_line_set_data(ln, 5, p);	/* Sectors*/
		if (asprintf(&p, "%2x", t->type) > 0)
			tt_line_set_data(ln, 6, p);	/* type ID */
		if (t->name)
			tt_line_set_data(ln, 7, strdup(t->name)); /* type Name */
		fdisk_free_parttype(t);
	}

	rc = fdisk_print_table(cxt, tb);
	tt_free_table(tb);
	if (rc)
		return rc;

	/*
	 * Volumes
	 */
	tb = tt_new_table(TT_FL_FREEDATA);
	if (!tb)
		return -ENOMEM;

	tt_define_column(tb, _("#"),       3, TT_FL_RIGHT);
	tt_define_column(tb, _("Name"),  0.2, 0);
	tt_define_column(tb, _("Sector"),  2, TT_FL_RIGHT);
	tt_define_column(tb, _("Size"),    9, TT_FL_RIGHT);

	for (i = 0, used = 0; i < SGI_MAXVOLUMES; i++) {
		struct tt_line *ln;
		uint32_t start = be32_to_cpu(sgilabel->volume[i].block_num),
			 len = be32_to_cpu(sgilabel->volume[i].num_bytes);
		if (!len)
			continue;
		ln = tt_add_line(tb, NULL);
		if (!ln)
			continue;
		if (asprintf(&p, "%zu:", i) > 0)
			tt_line_set_data(ln, 0, p);		/* # */
		if (*sgilabel->volume[i].name)
			tt_line_set_data(ln, 1,
				strndup((char *) sgilabel->volume[i].name,
				        sizeof(sgilabel->volume[i].name)));	/* Name */
		if (asprintf(&p, "%ju", (uintmax_t) start) > 0)
			tt_line_set_data(ln, 2, p);	/* Sector */
		if (asprintf(&p, "%ju",	(uintmax_t) len) > 0)
			tt_line_set_data(ln, 3, p);	/* Size */
		used++;
	}

	if (used)
		rc = fdisk_print_table(cxt, tb);
	tt_free_table(tb);

	fdisk_colon(cxt, _("Bootfile: %s"), sgilabel->boot_file);

	return rc;
}
Esempio n. 6
0
void
sgi_list_table(struct fdisk_context *cxt, int xtra) {
	int i, w;
	int kpi = 0;		/* kernel partition ID */

	w = strlen(cxt->dev_path);

	if (xtra) {
		printf(_("\nDisk %s (SGI disk label): %d heads, %llu sectors\n"
			 "%llu cylinders, %d physical cylinders\n"
			 "%d extra sects/cyl, interleave %d:1\n"
			 "%s\n"
			 "Units = %s of %d * %ld bytes\n\n"),
		       cxt->dev_path, cxt->geom.heads, cxt->geom.sectors, cxt->geom.cylinders,
		       SSWAP16(sgiparam.pcylcount),
		       (int) sgiparam.sparecyl, SSWAP16(sgiparam.ilfact),
		       (char *)sgilabel,
		       str_units(PLURAL), units_per_sector,
                       cxt->sector_size);
	} else {
		printf(_("\nDisk %s (SGI disk label): "
			 "%d heads, %llu sectors, %llu cylinders\n"
			 "Units = %s of %d * %ld bytes\n\n"),
		       cxt->dev_path, cxt->geom.heads, cxt->geom.sectors, cxt->geom.cylinders,
		       str_units(PLURAL), units_per_sector,
                       cxt->sector_size);
	}
	printf(_("----- partitions -----\n"
		 "Pt# %*s  Info     Start       End   Sectors  Id  System\n"),
	       w + 1, _("Device"));
	for (i = 0 ; i < partitions; i++) {
		if (sgi_get_num_sectors(cxt, i) || debug) {
			uint32_t start = sgi_get_start_sector(cxt, i);
			uint32_t len = sgi_get_num_sectors(cxt, i);
			struct fdisk_parttype *t = fdisk_get_partition_type(cxt, i);

			kpi++;		/* only count nonempty partitions */
			printf(
				"%2d: %s %4s %9ld %9ld %9ld  %2x  %s\n",
/* fdisk part number */   i+1,
/* device */              partname(cxt->dev_path, kpi, w+2),
/* flags */               (sgi_get_swappartition(cxt) == i) ? "swap" :
/* flags */               (sgi_get_bootpartition(cxt) == i) ? "boot" : "    ",
/* start */               (long) scround(start),
/* end */                 (long) scround(start+len)-1,
/* no odd flag on end */  (long) len,
/* type id */             t->type,
/* type name */           t->name);

			fdisk_free_parttype(t);
		}
	}
	printf(_("----- Bootinfo -----\nBootfile: %s\n"
		 "----- Directory Entries -----\n"),
	       sgilabel->boot_file);
	for (i = 0 ; i < volumes; i++) {
		if (sgilabel->directory[i].vol_file_size) {
			uint32_t start = SSWAP32(sgilabel->directory[i].vol_file_start);
			uint32_t len = 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, name, (unsigned int) start,
			       (unsigned int) len);
		}
	}
}