base/setup/usetup/partlist.h

   1 /*
   2  *  ReactOS kernel
   3  *  Copyright (C) 2002, 2003 ReactOS Team
   4  *
   5  *  This program is free software; you can redistribute it and/or modify
   6  *  it under the terms of the GNU General Public License as published by
   7  *  the Free Software Foundation; either version 2 of the License, or
   8  *  (at your option) any later version.
   9  *
  10  *  This program is distributed in the hope that it will be useful,
  11  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  *  GNU General Public License for more details.
  14  *
  15  *  You should have received a copy of the GNU General Public License along
  16  *  with this program; if not, write to the Free Software Foundation, Inc.,
  17  *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18  */
  19 /* COPYRIGHT:       See COPYING in the top level directory
  20  * PROJECT:         ReactOS text-mode setup
  21  * FILE:            subsys/system/usetup/partlist.h
  22  * PURPOSE:         Partition list functions
  23  * PROGRAMMER:      Eric Kohl
  24  */
  25
  26 #pragma once
  27
  28 /* We have to define it there, because it is not in the MS DDK */
  29 #define PARTITION_EXT2 0x83
  30
  31 typedef enum _FORMATSTATE
  32 {
  33     Unformatted,
  34     UnformattedOrDamaged,
  35     UnknownFormat,
  36     Preformatted,
  37     Formatted
  38 } FORMATSTATE, *PFORMATSTATE;
  39
  40
  41 typedef struct _PARTENTRY
  42 {
  43     LIST_ENTRY ListEntry;
  44
  45     struct _DISKENTRY *DiskEntry;
  46
  47     ULARGE_INTEGER StartSector;
  48     ULARGE_INTEGER SectorCount;
  49
  50     BOOLEAN BootIndicator;
  51     UCHAR PartitionType;
  52     ULONG HiddenSectors;
  53     ULONG PartitionNumber;
  54     ULONG PartitionIndex;
  55
  56     CHAR DriveLetter;
  57     CHAR VolumeLabel[17];
  58     CHAR FileSystemName[9];
  59
  60     BOOLEAN LogicalPartition;
  61
  62     /* Partition is partitioned disk space */
  63     BOOLEAN IsPartitioned;
  64
  65     /* Partition is new. Table does not exist on disk yet */
  66     BOOLEAN New;
  67
  68     /* Partition was created automatically. */
  69     BOOLEAN AutoCreate;
  70
  71     FORMATSTATE FormatState;
  72
  73 } PARTENTRY, *PPARTENTRY;
  74
  75
  76 typedef struct _BIOSDISKENTRY
  77 {
  78     LIST_ENTRY ListEntry;
  79     ULONG DiskNumber;
  80     ULONG Signature;
  81     ULONG Checksum;
  82     BOOLEAN Recognized;
  83     CM_DISK_GEOMETRY_DEVICE_DATA DiskGeometry;
  84     CM_INT13_DRIVE_PARAMETER Int13DiskData;
  85 } BIOSDISKENTRY, *PBIOSDISKENTRY;
  86
  87
  88 typedef struct _DISKENTRY
  89 {
  90     LIST_ENTRY ListEntry;
  91
  92     ULONGLONG Cylinders;
  93     ULONG TracksPerCylinder;
  94     ULONG SectorsPerTrack;
  95     ULONG BytesPerSector;
  96
  97     ULARGE_INTEGER SectorCount;
  98     ULONG SectorAlignment;
  99
 100     BOOLEAN BiosFound;
 101     ULONG BiosDiskNumber;
 102 //    ULONG Signature;
 103 //    ULONG Checksum;
 104
 105     ULONG DiskNumber;
 106     USHORT Port;
 107     USHORT Bus;
 108     USHORT Id;
 109
 110     /* Has the partition list been modified? */
 111     BOOLEAN Dirty;
 112
 113     BOOLEAN NewDisk;
 114     BOOLEAN NoMbr; /* MBR is absent */
 115
 116     UNICODE_STRING DriverName;
 117
 118     PDRIVE_LAYOUT_INFORMATION LayoutBuffer;
 119
 120     PPARTENTRY ExtendedPartition;
 121
 122     LIST_ENTRY PrimaryPartListHead;
 123     LIST_ENTRY LogicalPartListHead;
 124
 125 } DISKENTRY, *PDISKENTRY;
 126
 127
 128 typedef struct _PARTLIST
 129 {
 130     SHORT Left;
 131     SHORT Top;
 132     SHORT Right;
 133     SHORT Bottom;
 134
 135     SHORT Line;
 136     SHORT Offset;
 137
 138     ULONG TopDisk;
 139     ULONG TopPartition;
 140
 141     PDISKENTRY CurrentDisk;
 142     PPARTENTRY CurrentPartition;
 143
 144     PDISKENTRY ActiveBootDisk;
 145     PPARTENTRY ActiveBootPartition;
 146
 147     LIST_ENTRY DiskListHead;
 148     LIST_ENTRY BiosDiskListHead;
 149
 150 } PARTLIST, *PPARTLIST;
 151
 152 #define  PARTITION_TBL_SIZE 4
 153
 154 #include <pshpack1.h>
 155
 156 typedef struct _PARTITION
 157 {
 158     unsigned char   BootFlags;        /* bootable?  0=no, 128=yes  */
 159     unsigned char   StartingHead;     /* beginning head number */
 160     unsigned char   StartingSector;   /* beginning sector number */
 161     unsigned char   StartingCylinder; /* 10 bit nmbr, with high 2 bits put in begsect */
 162     unsigned char   PartitionType;    /* Operating System type indicator code */
 163     unsigned char   EndingHead;       /* ending head number */
 164     unsigned char   EndingSector;     /* ending sector number */
 165     unsigned char   EndingCylinder;   /* also a 10 bit nmbr, with same high 2 bit trick */
 166     unsigned int  StartingBlock;      /* first sector relative to start of disk */
 167     unsigned int  SectorCount;        /* number of sectors in partition */
 168 } PARTITION, *PPARTITION;
 169
 170 typedef struct _PARTITION_SECTOR
 171 {
 172     UCHAR BootCode[440];                     /* 0x000 */
 173     ULONG Signature;                         /* 0x1B8 */
 174     UCHAR Reserved[2];                       /* 0x1BC */
 175     PARTITION Partition[PARTITION_TBL_SIZE]; /* 0x1BE */
 176     USHORT Magic;                            /* 0x1FE */
 177 } PARTITION_SECTOR, *PPARTITION_SECTOR;
 178
 179 #include <poppack.h>
 180
 181 typedef struct
 182 {
 183     LIST_ENTRY ListEntry;
 184     ULONG DiskNumber;
 185     ULONG Idendifier;
 186     ULONG Signature;
 187 } BIOS_DISK, *PBIOS_DISK;
 188
 189 PPARTLIST
 190 CreatePartitionList(
 191     SHORT Left,
 192     SHORT Top,
 193     SHORT Right,
 194     SHORT Bottom);
 195
 196 VOID
 197 DestroyPartitionList(
 198     PPARTLIST List);
 199
 200 VOID
 201 DrawPartitionList(
 202     PPARTLIST List);
 203
 204 DWORD
 205 SelectPartition(
 206     PPARTLIST List,
 207     ULONG DiskNumber,
 208     ULONG PartitionNumber);
 209
 210 BOOL
 211 SetMountedDeviceValues(
 212     PPARTLIST List);
 213
 214 BOOL
 215 ScrollDownPartitionList(
 216     PPARTLIST List);
 217
 218 BOOL
 219 ScrollUpPartitionList(
 220     PPARTLIST List);
 221
 222 VOID
 223 CreatePrimaryPartition(
 224     PPARTLIST List,
 225     ULONGLONG PartitionSize,
 226     BOOLEAN AutoCreate);
 227
 228 VOID
 229 CreateExtendedPartition(
 230     PPARTLIST List,
 231     ULONGLONG PartitionSize);
 232
 233 VOID
 234 CreateLogicalPartition(
 235     PPARTLIST List,
 236     ULONGLONG PartitionSize);
 237
 238 VOID
 239 DeleteCurrentPartition(
 240     PPARTLIST List);
 241
 242 VOID
 243 CheckActiveBootPartition(
 244     PPARTLIST List);
 245
 246 BOOLEAN
 247 CheckForLinuxFdiskPartitions(
 248     PPARTLIST List);
 249
 250 BOOLEAN
 251 WritePartitionsToDisk(
 252     PPARTLIST List);
 253
 254 ULONG
 255 PrimaryPartitionCreationChecks(
 256     IN PPARTLIST List);
 257
 258 ULONG
 259 ExtendedPartitionCreationChecks(
 260     IN PPARTLIST List);
 261
 262 ULONG
 263 LogicalPartitionCreationChecks(
 264     IN PPARTLIST List);
 265
 266 /* EOF */