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authorbigbiff <bigbiff@teamw.in>2015-01-02 01:44:14 +0100
committerDees Troy <dees_troy@teamw.in>2015-01-05 04:38:42 +0100
commit7b4c7a681cc4c0a53dc8a8baf4853e921cfbf5de (patch)
treefb69cb515cb4ab675d5850684cc402100b7a2a22 /libblkid/sun.c
parentcrypto: remove unused libs and clean up makefile (diff)
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Diffstat (limited to 'libblkid/sun.c')
-rw-r--r--libblkid/sun.c188
1 files changed, 0 insertions, 188 deletions
diff --git a/libblkid/sun.c b/libblkid/sun.c
deleted file mode 100644
index f151f46ae..000000000
--- a/libblkid/sun.c
+++ /dev/null
@@ -1,188 +0,0 @@
-/*
- * sun (solaris-sparc) partition parsing code
- *
- * Copyright (C) 2009 Karel Zak <kzak@redhat.com>
- *
- * This file may be redistributed under the terms of the
- * GNU Lesser General Public License.
- */
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <stdint.h>
-#include <stddef.h>
-
-#include "partitions.h"
-
-/* Supported VTOC setting */
-#define SUN_VTOC_SANITY 0x600DDEEE /* magic number */
-#define SUN_VTOC_VERSION 1
-
-#define SUN_MAXPARTITIONS 8
-
-/* Partition IDs */
-#define SUN_TAG_WHOLEDISK 0x05
-
-struct sun_disklabel {
- unsigned char info[128]; /* Informative text string */
-
- struct sun_vtoc {
- uint32_t version; /* version */
- char volume[8]; /* volume name */
- uint16_t nparts; /* num of partitions */
-
- struct sun_info { /* partition information */
- uint16_t id; /* tag */
- uint16_t flags;
- } __attribute__ ((packed)) infos[8];
-
- uint16_t padding; /* padding */
- uint32_t bootinfo[3]; /* info needed by mboot */
- uint32_t sanity; /* magic number */
- uint32_t reserved[10]; /* padding */
- uint32_t timestamp[8]; /* partition timestamp */
- } __attribute__ ((packed)) vtoc;
-
- uint32_t write_reinstruct; /* sectors to skip, writes */
- uint32_t read_reinstruct; /* sectors to skip, reads */
- unsigned char spare[148]; /* padding */
- uint16_t rspeed; /* disk rotational speed */
- uint16_t pcylcount; /* physical cylinder count */
- uint16_t sparecyl; /* extra sects per cylinder */
- uint16_t obs1;
- uint16_t obs2;
- uint16_t ilfact; /* interleave factor */
- uint16_t ncyl; /* data cylinder count */
- uint16_t nacyl; /* alt. cylinder count */
- uint16_t ntrks; /* tracks per cylinder <---- */
- uint16_t nsect; /* sectors per track <---- */
- uint16_t obs3;
- uint16_t obs4;
-
- struct sun_partition { /* partitions */
- uint32_t start_cylinder;
- uint32_t num_sectors;
- } __attribute__ ((packed)) partitions[8];
-
- uint16_t magic; /* magic number */
- uint16_t csum; /* label xor'd checksum */
-} __attribute__ ((packed));
-
-
-uint16_t count_checksum(struct sun_disklabel *label)
-{
- uint16_t *ptr = ((uint16_t *) (label + 1)) - 1;
- uint16_t sum;
-
- for (sum = 0; ptr >= ((uint16_t *) label);)
- sum ^= *ptr--;
-
- return sum;
-}
-
-static int probe_sun_pt(blkid_probe pr,
- const struct blkid_idmag *mag __attribute__((__unused__)))
-{
- struct sun_disklabel *l;
- struct sun_partition *p;
- blkid_parttable tab = NULL;
- blkid_partlist ls;
- uint16_t nparts;
- blkid_loff_t spc;
- int i, use_vtoc;
-
- l = (struct sun_disklabel *) blkid_probe_get_sector(pr, 0);
- if (!l)
- goto nothing;
-
- if (count_checksum(l)) {
- DBG(DEBUG_LOWPROBE, printf(
- "detected corrupted sun disk label -- ignore\n"));
- goto nothing;
- }
-
- if (blkid_partitions_need_typeonly(pr))
- /* caller does not ask for details about partitions */
- return 0;
-
- ls = blkid_probe_get_partlist(pr);
- if (!ls)
- goto err;
-
- tab = blkid_partlist_new_parttable(ls, "sun", 0);
- if (!tab)
- goto err;
-
- /* sectors per cylinder (partition offset is in cylinders...) */
- spc = be16_to_cpu(l->ntrks) * be16_to_cpu(l->nsect);
-
- DBG(DEBUG_LOWPROBE,
- printf("Sun VTOC sanity=%u version=%u nparts=%u\n",
- be32_to_cpu(l->vtoc.sanity),
- be32_to_cpu(l->vtoc.version),
- be16_to_cpu(l->vtoc.nparts)));
-
- /* Check to see if we can use the VTOC table */
- use_vtoc = ((be32_to_cpu(l->vtoc.sanity) == SUN_VTOC_SANITY) &&
- (be32_to_cpu(l->vtoc.version) == SUN_VTOC_VERSION) &&
- (be16_to_cpu(l->vtoc.nparts) <= SUN_MAXPARTITIONS));
-
- /* Use 8 partition entries if not specified in validated VTOC */
- nparts = use_vtoc ? be16_to_cpu(l->vtoc.nparts) : SUN_MAXPARTITIONS;
-
- /*
- * So that old Linux-Sun partitions continue to work,
- * alow the VTOC to be used under the additional condition ...
- */
- use_vtoc = use_vtoc || !(l->vtoc.sanity || l->vtoc.version || l->vtoc.nparts);
-
- for (i = 0, p = l->partitions; i < nparts; i++, p++) {
-
- blkid_loff_t start, size;
- uint16_t type = 0, flags = 0;
- blkid_partition par;
-
- start = be32_to_cpu(p->start_cylinder) * spc;
- size = be32_to_cpu(p->num_sectors);
- if (use_vtoc) {
- type = be16_to_cpu(l->vtoc.infos[i].id);
- flags = be16_to_cpu(l->vtoc.infos[i].flags);
- }
-
- if (type == SUN_TAG_WHOLEDISK || !size) {
- blkid_partlist_increment_partno(ls);
- continue;
- }
- par = blkid_partlist_add_partition(ls, tab, start, size);
- if (!par)
- goto err;
-
- if (type)
- blkid_partition_set_type(par, type);
- if (flags)
- blkid_partition_set_flags(par, flags);
- }
- return 0;
-
-nothing:
- return 1;
-err:
- return -1;
-}
-
-
-const struct blkid_idinfo sun_pt_idinfo =
-{
- .name = "sun",
- .probefunc = probe_sun_pt,
- .magics =
- {
- {
- .magic = "\xDA\xBE", /* big-endian magic string */
- .len = 2,
- .sboff = offsetof(struct sun_disklabel, magic)
- },
- { NULL }
- }
-};
-