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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/sgi.c
parentcrypto: remove unused libs and clean up makefile (diff)
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Diffstat (limited to 'libblkid/sgi.c')
-rw-r--r--libblkid/sgi.c159
1 files changed, 0 insertions, 159 deletions
diff --git a/libblkid/sgi.c b/libblkid/sgi.c
deleted file mode 100644
index b89e46320..000000000
--- a/libblkid/sgi.c
+++ /dev/null
@@ -1,159 +0,0 @@
-/*
- * sgi 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 "partitions.h"
-
-#define SGI_MAXPARTITIONS 16
-
-/* partition type */
-#define SGI_TYPE_VOLHDR 0x00
-#define SGI_TYPE_VOLULME 0x06 /* entire disk */
-
-struct sgi_device_parameter {
- unsigned char skew;
- unsigned char gap1;
- unsigned char gap2;
- unsigned char sparecyl;
-
- uint16_t pcylcount;
- uint16_t head_vol0;
- uint16_t ntrks; /* tracks in cyl 0 or vol 0 */
-
- unsigned char cmd_tag_queue_depth;
- unsigned char unused0;
-
- uint16_t unused1;
- uint16_t nsect; /* sectors/tracks in cyl 0 or vol 0 */
- uint16_t bytes;
- uint16_t ilfact;
- uint32_t flags; /* controller flags */
- uint32_t datarate;
- uint32_t retries_on_error;
- uint32_t ms_per_word;
- uint16_t xylogics_gap1;
- uint16_t xylogics_syncdelay;
- uint16_t xylogics_readdelay;
- uint16_t xylogics_gap2;
- uint16_t xylogics_readgate;
- uint16_t xylogics_writecont;
-} __attribute__((packed));
-
-struct sgi_disklabel {
- uint32_t magic; /* magic number */
- uint16_t root_part_num; /* # root partition */
- uint16_t swap_part_num; /* # swap partition */
- unsigned char boot_file[16]; /* name of boot file */
-
- struct sgi_device_parameter devparam; /* not used now */
-
- struct sgi_volume {
- unsigned char name[8]; /* name of volume */
- uint32_t block_num; /* logical block number */
- uint32_t num_bytes; /* how big, in bytes */
- } __attribute__((packed)) volume[15];
-
- struct sgi_partition {
- uint32_t num_blocks; /* size in logical blocks */
- uint32_t first_block; /* first logical block */
- uint32_t type; /* type of this partition */
- } __attribute__((packed)) partitions[SGI_MAXPARTITIONS];
-
- /* checksum is the 32bit 2's complement sum of the disklabel */
- uint32_t csum; /* disk label checksum */
- uint32_t padding; /* padding */
-} __attribute__((packed));
-
-static uint32_t count_checksum(struct sgi_disklabel *label)
-{
- int i;
- uint32_t *ptr = (uint32_t *) label;
- uint32_t sum = 0;
-
- i = sizeof(*label) / sizeof(*ptr);
-
- while (i--)
- sum += be32_to_cpu(ptr[i]);
-
- return sum;
-}
-
-
-static int probe_sgi_pt(blkid_probe pr,
- const struct blkid_idmag *mag __attribute__((__unused__)))
-{
- struct sgi_disklabel *l;
- struct sgi_partition *p;
- blkid_parttable tab = NULL;
- blkid_partlist ls;
- int i;
-
- l = (struct sgi_disklabel *) blkid_probe_get_sector(pr, 0);
- if (!l)
- goto nothing;
-
- if (count_checksum(l)) {
- DBG(DEBUG_LOWPROBE, printf(
- "detected corrupted sgi 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, "sgi", 0);
- if (!tab)
- goto err;
-
- for(i = 0, p = &l->partitions[0]; i < SGI_MAXPARTITIONS; i++, p++) {
- uint32_t size = be32_to_cpu(p->num_blocks);
- uint32_t start = be32_to_cpu(p->first_block);
- uint32_t type = be32_to_cpu(p->type);
- blkid_partition par;
-
- if (size == 0 || type == SGI_TYPE_VOLULME ||
- type == SGI_TYPE_VOLHDR) {
- blkid_partlist_increment_partno(ls);
- continue;
- }
- par = blkid_partlist_add_partition(ls, tab, start, size);
- if (!par)
- goto err;
-
- blkid_partition_set_type(par, type);
- }
-
- return 0;
-
-nothing:
- return 1;
-err:
- return -1;
-}
-
-const struct blkid_idinfo sgi_pt_idinfo =
-{
- .name = "sgi",
- .probefunc = probe_sgi_pt,
- .magics =
- {
- { .magic = "\x0B\xE5\xA9\x41", .len = 4 },
- { NULL }
- }
-};
-