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Viewing changes to shlibs/blkid/src/probers/highpoint_raid.c

  • Committer: Bazaar Package Importer
  • Author(s): Scott James Remnant
  • Date: 2009-07-16 15:48:23 UTC
  • mfrom: (1.3.7 upstream)
  • Revision ID: james.westby@ubuntu.com-20090716154823-i26fshvs4v8h90qh
Tags: 2.16-1ubuntu1
https://launchpad.net/bugs/383697
* Merge from Debian, remaining changes:
  - Since udev is required in Ubuntu, the hwclock.sh init script is
    not called on startup and the hwclockfirst.sh init script is
    removed.
  - Remove /etc/adjtime on upgrade if it was not used.
  - Install custom blkid.conf to use /dev/.blkid.tab since we don't
    expect device names to survive a reboot
  - No lsb_release call in mount.preinst since we'd need Pre-Depends
    (LP: #383697).

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shlibs/blkid/src/probers/highpoint_raid.c
 
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/*
 
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 * Copyright (C) 2008 Karel Zak <kzak@redhat.com>
 
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 *
 
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 * Inspired by libvolume_id by
 
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 *     Kay Sievers <kay.sievers@vrfy.org>
 
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 *
 
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 * This file may be redistributed under the terms of the
 
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 * GNU Lesser General Public License.
 
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 */
 
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#include <stdio.h>
 
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#include <stdlib.h>
 
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#include <unistd.h>
 
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#include <string.h>
 
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#include <stdint.h>
 
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#include "blkidP.h"
 
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struct hpt45x_metadata {
 
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        uint32_t        magic;
 
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};
 
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#define HPT45X_MAGIC_OK                 0x5a7816f3
 
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#define HPT45X_MAGIC_BAD                0x5a7816fd
 
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static int probe_highpoint45x(blkid_probe pr, const struct blkid_idmag *mag)
 
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{
 
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        struct hpt45x_metadata *hpt;
 
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        uint64_t off;
 
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        uint32_t magic;
 
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        if (pr->size < 0x10000)
 
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                return -1;
 
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        off = ((pr->size / 0x200) - 11) * 0x200;
 
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        hpt = (struct hpt45x_metadata *)
 
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                        blkid_probe_get_buffer(pr,
 
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                                        off,
 
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                                        sizeof(struct hpt45x_metadata));
 
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        if (!hpt)
 
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                return -1;
 
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        magic = le32_to_cpu(hpt->magic);
 
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        if (magic != HPT45X_MAGIC_OK && magic != HPT45X_MAGIC_BAD)
 
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                return -1;
 
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        return 0;
 
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}
 
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const struct blkid_idinfo highpoint45x_idinfo = {
 
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        .name           = "highpoint_raid_member",
 
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        .usage          = BLKID_USAGE_RAID,
 
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        .probefunc      = probe_highpoint45x,
 
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        .magics         = BLKID_NONE_MAGIC
 
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};
 
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const struct blkid_idinfo highpoint37x_idinfo = {
 
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        .name           = "highpoint_raid_member",
 
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        .usage          = BLKID_USAGE_RAID,
 
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        .magics         = {
 
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                { .magic = "\xf0\x16\x78\x5a", .len = 4, .kboff = 4 },
 
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                { .magic = "\xfd\x16\x78\x5a", .len = 4, .kboff = 4 },
 
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                { NULL }
 
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        }
 
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};
 
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