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
  16  *  along with this program; if not, write to the Free Software
  17  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, 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 #ifndef __PARTLIST_H__
  27 #define __PARTLIST_H__
  28
  29 /* We have to define it there, because it is not in the MS DDK */
  30 #define PARTITION_EXT2 0x83
  31
  32 typedef enum _FORMATSTATE
  33 {
  34   Unformatted,
  35   UnformattedOrDamaged,
  36   UnknownFormat,
  37   Preformatted,
  38   Formatted
  39 } FORMATSTATE, *PFORMATSTATE;
  40
  41
  42 typedef struct _PARTENTRY
  43 {
  44   LIST_ENTRY ListEntry;
  45
  46   CHAR DriveLetter;
  47   CHAR VolumeLabel[17];
  48   CHAR FileSystemName[9];
  49
  50   /* Partition is unused disk space */
  51   BOOLEAN Unpartitioned;
  52
  53   /* Partition is new. Table does not exist on disk yet */
  54   BOOLEAN New;
  55
  56   /* Partition was created automatically. */
  57   BOOLEAN AutoCreate;
  58
  59   FORMATSTATE FormatState;
  60
  61   /*
  62    * Raw offset and length of the unpartitioned disk space.
  63    * Includes the leading, not yet existing, partition table.
  64    */
  65   ULONGLONG UnpartitionedOffset;
  66   ULONGLONG UnpartitionedLength;
  67
  68   PARTITION_INFORMATION PartInfo[4];
  69
  70 } PARTENTRY, *PPARTENTRY;
  71
  72
  73 typedef struct _BIOSDISKENTRY
  74 {
  75   LIST_ENTRY ListEntry;
  76   ULONG DiskNumber;
  77   ULONG Signature;
  78   ULONG Checksum;
  79   BOOLEAN Recognized;
  80   CM_DISK_GEOMETRY_DEVICE_DATA DiskGeometry;
  81   CM_INT13_DRIVE_PARAMETER Int13DiskData;
  82 } BIOSDISKENTRY, *PBIOSDISKENTRY;
  83
  84
  85 typedef struct _DISKENTRY
  86 {
  87   LIST_ENTRY ListEntry;
  88
  89   ULONGLONG Cylinders;
  90   ULONGLONG TracksPerCylinder;
  91   ULONGLONG SectorsPerTrack;
  92   ULONGLONG BytesPerSector;
  93
  94   ULONGLONG DiskSize;
  95   ULONGLONG CylinderSize;
  96   ULONGLONG TrackSize;
  97
  98   BOOLEAN BiosFound;
  99   ULONG BiosDiskNumber;
 100   ULONG Signature;
 101   ULONG Checksum;
 102
 103   ULONG DiskNumber;
 104   USHORT Port;
 105   USHORT Bus;
 106   USHORT Id;
 107
 108   /* Has the partition list been modified? */
 109   BOOLEAN Modified;
 110
 111   BOOLEAN NewDisk;
 112
 113   UNICODE_STRING DriverName;
 114
 115   LIST_ENTRY PartListHead;
 116
 117 } DISKENTRY, *PDISKENTRY;
 118
 119
 120 typedef struct _PARTLIST
 121 {
 122   SHORT Left;
 123   SHORT Top;
 124   SHORT Right;
 125   SHORT Bottom;
 126
 127   SHORT Line;
 128   SHORT Offset;
 129
 130   ULONG TopDisk;
 131   ULONG TopPartition;
 132
 133   PDISKENTRY CurrentDisk;
 134   PPARTENTRY CurrentPartition;
 135
 136   PDISKENTRY ActiveBootDisk;
 137   PPARTENTRY ActiveBootPartition;
 138
 139   LIST_ENTRY DiskListHead;
 140   LIST_ENTRY BiosDiskListHead;
 141
 142 } PARTLIST, *PPARTLIST;
 143
 144 #define  PARTITION_TBL_SIZE 4
 145
 146 #include <pshpack1.h>
 147
 148 typedef struct _PARTITION
 149 {
 150   unsigned char   BootFlags;                                    /* bootable?  0=no, 128=yes  */
 151   unsigned char   StartingHead;                                 /* beginning head number */
 152   unsigned char   StartingSector;                               /* beginning sector number */
 153   unsigned char   StartingCylinder;                             /* 10 bit nmbr, with high 2 bits put in begsect */
 154   unsigned char   PartitionType;                                /* Operating System type indicator code */
 155   unsigned char   EndingHead;                                   /* ending head number */
 156   unsigned char   EndingSector;                                 /* ending sector number */
 157   unsigned char   EndingCylinder;                               /* also a 10 bit nmbr, with same high 2 bit trick */
 158   unsigned int  StartingBlock;                                  /* first sector relative to start of disk */
 159   unsigned int  SectorCount;                                    /* number of sectors in partition */
 160 } PARTITION, *PPARTITION;
 161
 162 typedef struct _PARTITION_SECTOR
 163 {
 164   UCHAR BootCode[440];                          /* 0x000 */
 165   ULONG Signature;                              /* 0x1B8 */
 166   UCHAR Reserved[2];                            /* 0x1BC */
 167   PARTITION Partition[PARTITION_TBL_SIZE];      /* 0x1BE */
 168   USHORT Magic;                                 /* 0x1FE */
 169 } PARTITION_SECTOR, *PPARTITION_SECTOR;
 170
 171 #include <poppack.h>
 172
 173 typedef struct
 174 {
 175    LIST_ENTRY ListEntry;
 176    ULONG DiskNumber;
 177    ULONG Idendifier;
 178    ULONG Signature;
 179 } BIOS_DISK, *PBIOS_DISK;
 180
 181 PPARTLIST
 182 CreatePartitionList (SHORT Left,
 183                      SHORT Top,
 184                      SHORT Right,
 185                      SHORT Bottom);
 186
 187 VOID
 188 DestroyPartitionList (PPARTLIST List);
 189
 190 VOID
 191 DrawPartitionList (PPARTLIST List);
 192
 193 DWORD
 194 SelectPartition(PPARTLIST List, ULONG DiskNumber, ULONG PartitionNumber);
 195
 196 BOOL
 197 SetMountedDeviceValues(PPARTLIST List);
 198
 199 VOID
 200 ScrollDownPartitionList (PPARTLIST List);
 201
 202 VOID
 203 ScrollUpPartitionList (PPARTLIST List);
 204
 205 VOID
 206 CreateNewPartition (PPARTLIST List,
 207                     ULONGLONG PartitionSize,
 208                     BOOLEAN AutoCreate);
 209
 210 VOID
 211 DeleteCurrentPartition (PPARTLIST List);
 212
 213 VOID
 214 CheckActiveBootPartition (PPARTLIST List);
 215
 216 BOOLEAN
 217 CheckForLinuxFdiskPartitions (PPARTLIST List);
 218
 219 BOOLEAN
 220 WritePartitionsToDisk (PPARTLIST List);
 221
 222 #endif /* __PARTLIST_H__ */
 223
 224 /* EOF */