diff options
Diffstat (limited to 'libblkid/silicon_raid.c')
| -rw-r--r-- | libblkid/silicon_raid.c | 130 |
1 files changed, 0 insertions, 130 deletions
diff --git a/libblkid/silicon_raid.c b/libblkid/silicon_raid.c deleted file mode 100644 index 496a3e7b0..000000000 --- a/libblkid/silicon_raid.c +++ /dev/null @@ -1,130 +0,0 @@ -/* - * Copyright (C) 2008 Karel Zak <kzak@redhat.com> - * Copyright (C) 2005 Kay Sievers <kay.sievers@vrfy.org> - * - * Inspired by libvolume_id by - * Kay Sievers <kay.sievers@vrfy.org> - * - * 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 <stddef.h> - -#include "superblocks.h" - -struct silicon_metadata { - uint8_t unknown0[0x2E]; - uint8_t ascii_version[0x36 - 0x2E]; - int8_t diskname[0x56 - 0x36]; - int8_t unknown1[0x60 - 0x56]; - uint32_t magic; - int8_t unknown1a[0x6C - 0x64]; - uint32_t array_sectors_low; - uint32_t array_sectors_high; - int8_t unknown2[0x78 - 0x74]; - uint32_t thisdisk_sectors; - int8_t unknown3[0x100 - 0x7C]; - int8_t unknown4[0x104 - 0x100]; - uint16_t product_id; - uint16_t vendor_id; - uint16_t minor_ver; - uint16_t major_ver; - uint8_t seconds; - uint8_t minutes; - uint8_t hour; - uint8_t day; - uint8_t month; - uint8_t year; - uint16_t raid0_stride; - int8_t unknown6[0x116 - 0x114]; - uint8_t disk_number; - uint8_t type; /* SILICON_TYPE_* */ - int8_t drives_per_striped_set; - int8_t striped_set_number; - int8_t drives_per_mirrored_set; - int8_t mirrored_set_number; - uint32_t rebuild_ptr_low; - uint32_t rebuild_ptr_high; - uint32_t incarnation_no; - uint8_t member_status; - uint8_t mirrored_set_state; /* SILICON_MIRROR_* */ - uint8_t reported_device_location; - uint8_t idechannel; - uint8_t auto_rebuild; - uint8_t unknown8; - uint8_t text_type[0x13E - 0x12E]; - uint16_t checksum1; - int8_t assumed_zeros[0x1FE - 0x140]; - uint16_t checksum2; -} __attribute__((packed)); - -#define SILICON_MAGIC 0x2F000000 - -static int checksum(struct silicon_metadata *sil) -{ - int sum = 0; - unsigned short count = offsetof(struct silicon_metadata, checksum1) / 2; - uint16_t *p = (uint16_t *) sil; - - while (count--) - sum += *p++; - - return (-sum & 0xFFFF) == le16_to_cpu(sil->checksum1); -} - -static int probe_silraid(blkid_probe pr, - const struct blkid_idmag *mag __attribute__((__unused__))) -{ - uint64_t off; - struct silicon_metadata *sil; - - if (pr->size < 0x10000) - return -1; - if (!S_ISREG(pr->mode) && !blkid_probe_is_wholedisk(pr)) - return -1; - - off = ((pr->size / 0x200) - 1) * 0x200; - - sil = (struct silicon_metadata *) - blkid_probe_get_buffer(pr, off, - sizeof(struct silicon_metadata)); - if (!sil) - return -1; - - if (le32_to_cpu(sil->magic) != SILICON_MAGIC) - return -1; - if (sil->disk_number >= 8) - return -1; - if (!checksum(sil)) { - DBG(DEBUG_LOWPROBE, printf("silicon raid: incorrect checksum\n")); - return -1; - } - - if (blkid_probe_sprintf_version(pr, "%u.%u", - le16_to_cpu(sil->major_ver), - le16_to_cpu(sil->minor_ver)) != 0) - return -1; - - if (blkid_probe_set_magic(pr, - off + offsetof(struct silicon_metadata, magic), - sizeof(sil->magic), - (unsigned char *) &sil->magic)) - return -1; - return 0; -} - -const struct blkid_idinfo silraid_idinfo = { - .name = "silicon_medley_raid_member", - .usage = BLKID_USAGE_RAID, - .probefunc = probe_silraid, - .magics = BLKID_NONE_MAGIC -}; - - |