source: branches/2.2.5/mindi-busybox/util-linux/fdisk_aix.c @ 1765

Last change on this file since 1765 was 1765, checked in by Bruno Cornec, 13 years ago

Update to busybox 1.7.2

  • Property svn:eol-style set to native
File size: 1.8 KB
Line 
1#if ENABLE_FEATURE_AIX_LABEL
2/*
3 * Copyright (C) Andreas Neuper, Sep 1998.
4 *      This file may be redistributed under
5 *      the terms of the GNU Public License.
6 */
7
8typedef struct {
9    unsigned int   magic;        /* expect AIX_LABEL_MAGIC */
10    unsigned int   fillbytes1[124];
11    unsigned int   physical_volume_id;
12    unsigned int   fillbytes2[124];
13} aix_partition;
14
15#define AIX_LABEL_MAGIC         0xc9c2d4c1
16#define AIX_LABEL_MAGIC_SWAPPED 0xc1d4c2c9
17#define AIX_INFO_MAGIC          0x00072959
18#define AIX_INFO_MAGIC_SWAPPED  0x59290700
19
20#define aixlabel ((aix_partition *)MBRbuffer)
21
22
23/*
24  Changes:
25  * 1999-03-20 Arnaldo Carvalho de Melo <acme@conectiva.com.br>
26  *     Internationalization
27  *
28  * 2003-03-20 Phillip Kesling <pkesling@sgi.com>
29  *      Some fixes
30*/
31
32static int aix_other_endian;
33static short aix_volumes = 1;
34
35/*
36 * only dealing with free blocks here
37 */
38
39static void
40aix_info(void)
41{
42    puts("\n"
43"There is a valid AIX label on this disk.\n"
44"Unfortunately Linux cannot handle these disks at the moment.\n"
45"Nevertheless some advice:\n"
46"1. fdisk will destroy its contents on write.\n"
47"2. Be sure that this disk is NOT a still vital part of a volume group.\n"
48"   (Otherwise you may erase the other disks as well, if unmirrored.)\n"
49"3. Before deleting this physical volume be sure to remove the disk\n"
50"   logically from your AIX machine. (Otherwise you become an AIXpert).\n"
51    );
52}
53
54static int
55check_aix_label(void)
56{
57    if (aixlabel->magic != AIX_LABEL_MAGIC &&
58        aixlabel->magic != AIX_LABEL_MAGIC_SWAPPED) {
59        current_label_type = 0;
60        aix_other_endian = 0;
61        return 0;
62    }
63    aix_other_endian = (aixlabel->magic == AIX_LABEL_MAGIC_SWAPPED);
64    update_units();
65    current_label_type = label_aix;
66    partitions = 1016;
67    aix_volumes = 15;
68    aix_info();
69    /*aix_nolabel();*/              /* %% */
70    /*aix_label = 1;*/              /* %% */
71    return 1;
72}
73#endif  /* AIX_LABEL */
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