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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/udf.c
parentcrypto: remove unused libs and clean up makefile (diff)
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Diffstat (limited to '')
-rw-r--r--libblkid/udf.c185
1 files changed, 0 insertions, 185 deletions
diff --git a/libblkid/udf.c b/libblkid/udf.c
deleted file mode 100644
index 2cb471df2..000000000
--- a/libblkid/udf.c
+++ /dev/null
@@ -1,185 +0,0 @@
-/*
- * Copyright (C) 1999 by Andries Brouwer
- * Copyright (C) 1999, 2000, 2003 by Theodore Ts'o
- * Copyright (C) 2001 by Andreas Dilger
- * Copyright (C) 2004 Kay Sievers <kay.sievers@vrfy.org>
- * Copyright (C) 2008 Karel Zak <kzak@redhat.com>
- *
- * This file may be redistributed under the terms of the
- * GNU Lesser General Public License.
- */
-#include <stdio.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include <string.h>
-#include <errno.h>
-#include <ctype.h>
-#include <stdint.h>
-
-#include "superblocks.h"
-#include "iso9660.h"
-
-struct volume_descriptor {
- struct descriptor_tag {
- uint16_t id;
- uint16_t version;
- uint8_t checksum;
- uint8_t reserved;
- uint16_t serial;
- uint16_t crc;
- uint16_t crc_len;
- uint32_t location;
- } __attribute__((packed)) tag;
-
- union {
- struct anchor_descriptor {
- uint32_t length;
- uint32_t location;
- } __attribute__((packed)) anchor;
-
- struct primary_descriptor {
- uint32_t seq_num;
- uint32_t desc_num;
- struct dstring {
- uint8_t clen;
- uint8_t c[31];
- } __attribute__((packed)) ident;
- } __attribute__((packed)) primary;
-
- } __attribute__((packed)) type;
-
-} __attribute__((packed));
-
-struct volume_structure_descriptor {
- uint8_t type;
- uint8_t id[5];
- uint8_t version;
-} __attribute__((packed));
-
-#define UDF_VSD_OFFSET 0x8000LL
-
-static int probe_udf(blkid_probe pr,
- const struct blkid_idmag *mag __attribute__((__unused__)))
-{
- struct volume_descriptor *vd;
- struct volume_structure_descriptor *vsd;
- unsigned int bs;
- unsigned int b;
- unsigned int type;
- unsigned int count;
- unsigned int loc;
-
- /* search Volume Sequence Descriptor (VSD) to get the logical
- * block size of the volume */
- for (bs = 0x800; bs < 0x8000; bs += 0x800) {
- vsd = (struct volume_structure_descriptor *)
- blkid_probe_get_buffer(pr,
- UDF_VSD_OFFSET + bs,
- sizeof(*vsd));
- if (!vsd)
- return 1;
- if (vsd->id[0] != '\0')
- goto nsr;
- }
- return -1;
-
-nsr:
- /* search the list of VSDs for a NSR descriptor */
- for (b = 0; b < 64; b++) {
- vsd = (struct volume_structure_descriptor *)
- blkid_probe_get_buffer(pr,
- UDF_VSD_OFFSET + ((blkid_loff_t) b * bs),
- sizeof(*vsd));
- if (!vsd)
- return -1;
- if (vsd->id[0] == '\0')
- return -1;
- if (memcmp(vsd->id, "NSR02", 5) == 0)
- goto anchor;
- if (memcmp(vsd->id, "NSR03", 5) == 0)
- goto anchor;
- }
- return -1;
-
-anchor:
- /* read Anchor Volume Descriptor (AVDP) */
- vd = (struct volume_descriptor *)
- blkid_probe_get_buffer(pr, 256 * bs, sizeof(*vd));
- if (!vd)
- return -1;
-
- type = le16_to_cpu(vd->tag.id);
- if (type != 2) /* TAG_ID_AVDP */
- return 0;
-
- /* get desriptor list address and block count */
- count = le32_to_cpu(vd->type.anchor.length) / bs;
- loc = le32_to_cpu(vd->type.anchor.location);
-
- /* check if the list is usable */
- for (b = 0; b < count; b++) {
- vd = (struct volume_descriptor *)
- blkid_probe_get_buffer(pr,
- (blkid_loff_t) (loc + b) * bs,
- sizeof(*vd));
- if (!vd)
- return -1;
- }
-
- /* Try extract all possible ISO9660 information -- if there is
- * usable LABEL in ISO header then use it, otherwise read UDF
- * specific LABEL */
- if (probe_iso9660(pr, mag) == 0 &&
- __blkid_probe_lookup_value(pr, "LABEL") != NULL)
- return 0;
-
- /* Read UDF label */
- for (b = 0; b < count; b++) {
- vd = (struct volume_descriptor *)
- blkid_probe_get_buffer(pr,
- (blkid_loff_t) (loc + b) * bs,
- sizeof(*vd));
-
- type = le16_to_cpu(vd->tag.id);
- if (type == 0)
- break;
- if (le32_to_cpu(vd->tag.location) != loc + b)
- break;
- if (type == 1) { /* TAG_ID_PVD */
- uint8_t clen = vd->type.primary.ident.clen;
-
- if (clen == 8)
- blkid_probe_set_label(pr,
- vd->type.primary.ident.c, 31);
- else if (clen == 16)
- blkid_probe_set_utf8label(pr,
- vd->type.primary.ident.c,
- 31, BLKID_ENC_UTF16BE);
-
- if (clen == 8 || clen == 16)
- break;
- }
- }
-
- return 0;
-}
-
-
-const struct blkid_idinfo udf_idinfo =
-{
- .name = "udf",
- .usage = BLKID_USAGE_FILESYSTEM,
- .probefunc = probe_udf,
- .flags = BLKID_IDINFO_TOLERANT,
- .magics =
- {
- { .magic = "BEA01", .len = 5, .kboff = 32, .sboff = 1 },
- { .magic = "BOOT2", .len = 5, .kboff = 32, .sboff = 1 },
- { .magic = "CD001", .len = 5, .kboff = 32, .sboff = 1 },
- { .magic = "CDW02", .len = 5, .kboff = 32, .sboff = 1 },
- { .magic = "NSR02", .len = 5, .kboff = 32, .sboff = 1 },
- { .magic = "NSR03", .len = 5, .kboff = 32, .sboff = 1 },
- { .magic = "TEA01", .len = 5, .kboff = 32, .sboff = 1 },
- { NULL }
- }
-};