compiler/include/libraries/partition.h

   1 #ifndef PARTITION_H
   2 #define PARTITION_H
   3
   4 /*
   5     Copyright © 2003-2007, The AROS Development Team. All rights reserved.
   6     $Id$
   7 */
   8
   9 #include <devices/trackdisk.h>
  10 #include <dos/filehandler.h>
  11 #include <utility/tagitem.h>
  12 #include <exec/lists.h>
  13 #include <exec/nodes.h>
  14 #include <exec/types.h>
  15 #include <exec/ports.h>
  16 #include <libcore/base.h>
  17
  18 struct PartitionTableInfo
  19 {
  20     ULONG pti_Type;
  21     STRPTR pti_Name;
  22 };
  23
  24 struct PartitionBlockDevice
  25 {
  26     struct MsgPort *port;
  27     struct IOExtTD *ioreq;
  28     ULONG cmdread;
  29     ULONG cmdwrite;
  30 };
  31
  32 struct PartitionTableHandler
  33 {
  34     ULONG type;
  35     struct List list;   /* list of partitions */
  36     void *handler;      /* the handler which handles this partition table */
  37     void *data;         /* private field for the table */
  38 };
  39
  40 struct PartitionHandle
  41 {
  42     struct Node ln;
  43     struct PartitionHandle *root;    /* root partition handle */
  44     struct PartitionBlockDevice *bd; /* block device info */
  45     ULONG flags;
  46     struct PartitionTableHandler *table;
  47     void *data;                      /* a private field for the partition */
  48     struct DriveGeometry dg;         /* geometry of whole partition */
  49     struct DosEnvec de;              /* info about HD/partition including */
  50                                     /* position within root->dg */
  51                                     /* (de_Surfaces==root->dg.Heads,...!!!) */
  52 };
  53
  54 struct PartitionType
  55 {
  56     UBYTE id[32];
  57     UWORD id_len;
  58 };
  59
  60 /* partition table types */
  61 #define PHPTT_UNKNOWN (0)
  62 #define PHPTT_RDB     (1)
  63 #define PHPTT_MBR     (2)
  64 #define PHPTT_EBR     (3)
  65
  66 /* partition types */
  67 //nothing defined here ...
  68
  69 /* commands for DoPartition() */
  70
  71 /* Tags for partition tables */
  72 #define PTT_TYPE           (TAG_USER |  1L) /* ULONG - partition table type */
  73 #define PTT_MAXLEADIN      (TAG_USER |  3L) /* ULONG - maximum number of
  74     reserved blocks that may be need to precede a partition for metadata */
  75 #define PTT_RESERVED       (TAG_USER | 32L) /* ULONG - number of reserved blocks at
  76                                                        begining of a partition table */
  77 #define PTT_MAX_PARTITIONS (TAG_USER | 33L) /* ULONG - max number of partitions in table */
  78
  79
  80 /* Tags for partitions */
  81 #define PT_GEOMETRY  (TAG_USER |  1L) /* struct DriveGeometry * - geometry of partition */
  82 #define PT_DOSENVEC  (TAG_USER |  2L) /* struct DosEnvec * - partition layout info */
  83 #define PT_TYPE      (TAG_USER |  3L) /* struct PartitionType * - type of partition */
  84 #define PT_LEADIN    (TAG_USER |  4L) /* ULONG - number of reserved blocks
  85                                          preceding partition for metadata */
  86 #define PT_POSITION  (TAG_USER | 32L) /* ULONG - 1st partition, 2nd ... (Linux: hdX0, hdX1, ... */
  87 #define PT_ACTIVE    (TAG_USER | 33L) /* BOOL - MBR: set/get partition as active */
  88 #define PT_NAME      (TAG_USER | 34L) /* STRPTR - name of partition */
  89 #define PT_BOOTABLE  (TAG_USER | 35L) /* BOOL - partition is bootable */
  90 #define PT_AUTOMOUNT (TAG_USER | 36L) /* BOOL - partition will be auto mounted */
  91
  92
  93 /* Attributes */
  94
  95 struct PartitionAttribute
  96 {
  97     ULONG attribute;
  98     ULONG mode;
  99 };
 100
 101 /* are attributes readable/writeable */
 102 #define PLAM_READ  (1<<0)
 103 #define PLAM_WRITE (1<<1)
 104
 105 /* partition table attributes */
 106 #define PTTA_DONE             0 /* no more attributes */
 107 #define PTTA_TYPE           100 /* partition table type */
 108 #define PTTA_MAXLEADIN        1
 109 #define PTTA_RESERVED       101 /* reserved blocks */
 110 #define PTTA_MAX_PARTITIONS 102 /* max numbers of partitions in table */
 111
 112 /* partition attributes */
 113 #define PTA_DONE      PTTA_DONE /* no more attributes */
 114 #define PTA_GEOMETRY          1 /* geometry of partition (virtual HD) */
 115 #define PTA_DOSENVEC          2 /* whole struct DosEnvec support */
 116 #define PTA_DOSENVEC_GEOMETRY 3 /* only low/high cyl, sizeblock support in struct DosEnvec */
 117 #define PTA_LEADIN            4
 118 #define PTA_TYPE            100 /* type of partition */
 119 #define PTA_POSITION        101 /* position of table within partition table */
 120 #define PTA_ACTIVE          102 /* make partition active (whatever that means ;) */
 121 #define PTA_NAME            103 /* device name support */
 122 #define PTA_BOOTABLE        104 /* bootable flag support */
 123 #define PTA_AUTOMOUNT 105
 124
 125 struct PartitionBase
 126 {
 127     struct Library lib;
 128     struct PartitionTableInfo **tables;
 129 };
 130
 131 #endif /* PARTITION_H */