reactos/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 /* $Id$
  20  * COPYRIGHT:       See COPYING in the top level directory
  21  * PROJECT:         ReactOS text-mode setup
  22  * FILE:            subsys/system/usetup/partlist.h
  23  * PURPOSE:         Partition list functions
  24  * PROGRAMMER:      Eric Kohl
  25  */
  26
  27 #ifndef __PARTLIST_H__
  28 #define __PARTLIST_H__
  29
  30 typedef enum _FORMATSTATE
  31 {
  32   Unformatted,
  33   UnformattedOrDamaged,
  34   UnknownFormat,
  35   Preformatted,
  36   Formatted
  37 } FORMATSTATE, *PFORMATSTATE;
  38
  39
  40 typedef struct _PARTENTRY
  41 {
  42   LIST_ENTRY ListEntry;
  43
  44   CHAR DriveLetter;
  45   CHAR VolumeLabel[17];
  46   CHAR FileSystemName[9];
  47
  48   /* Partition is unused disk space */
  49   BOOLEAN Unpartitioned;
  50
  51   /* Partition is new. Table does not exist on disk yet */
  52   BOOLEAN New;
  53
  54   /* Partition was created automatically. */
  55   BOOLEAN AutoCreate;
  56
  57   FORMATSTATE FormatState;
  58
  59   /*
  60    * Raw offset and length of the unpartitioned disk space.
  61    * Includes the leading, not yet existing, partition table.
  62    */
  63   ULONGLONG UnpartitionedOffset;
  64   ULONGLONG UnpartitionedLength;
  65
  66   PARTITION_INFORMATION PartInfo[4];
  67
  68 } PARTENTRY, *PPARTENTRY;
  69
  70
  71 typedef struct _BIOSDISKENTRY
  72 {
  73   LIST_ENTRY ListEntry;
  74   ULONG DiskNumber;
  75   ULONG Signature;
  76   ULONG Checksum;
  77   BOOLEAN Recognized;
  78   CM_DISK_GEOMETRY_DEVICE_DATA DiskGeometry;
  79   CM_INT13_DRIVE_PARAMETER Int13DiskData;
  80 } BIOSDISKENTRY, *PBIOSDISKENTRY;
  81
  82
  83 typedef struct _DISKENTRY
  84 {
  85   LIST_ENTRY ListEntry;
  86
  87   ULONGLONG Cylinders;
  88   ULONGLONG TracksPerCylinder;
  89   ULONGLONG SectorsPerTrack;
  90   ULONGLONG BytesPerSector;
  91
  92   ULONGLONG DiskSize;
  93   ULONGLONG CylinderSize;
  94   ULONGLONG TrackSize;
  95
  96   BOOLEAN BiosFound;
  97   ULONG BiosDiskNumber;
  98   ULONG Signature;
  99   ULONG Checksum;
 100
 101   ULONG DiskNumber;
 102   USHORT Port;
 103   USHORT Bus;
 104   USHORT Id;
 105
 106   /* Has the partition list been modified? */
 107   BOOLEAN Modified;
 108
 109   BOOLEAN NewDisk;
 110
 111   UNICODE_STRING DriverName;
 112
 113   LIST_ENTRY PartListHead;
 114
 115 } DISKENTRY, *PDISKENTRY;
 116
 117
 118 typedef struct _PARTLIST
 119 {
 120   SHORT Left;
 121   SHORT Top;
 122   SHORT Right;
 123   SHORT Bottom;
 124
 125   SHORT Line;
 126   SHORT Offset;
 127
 128   ULONG TopDisk;
 129   ULONG TopPartition;
 130
 131   PDISKENTRY CurrentDisk;
 132   PPARTENTRY CurrentPartition;
 133
 134   PDISKENTRY ActiveBootDisk;
 135   PPARTENTRY ActiveBootPartition;
 136
 137   LIST_ENTRY DiskListHead;
 138   LIST_ENTRY BiosDiskListHead;
 139
 140 } PARTLIST, *PPARTLIST;
 141
 142 #define  PARTITION_TBL_SIZE 4
 143
 144 #include <pshpack1.h>
 145
 146 typedef struct _PARTITION
 147 {
 148   unsigned char   BootFlags;                                    /* bootable?  0=no, 128=yes  */
 149   unsigned char   StartingHead;                                 /* beginning head number */
 150   unsigned char   StartingSector;                               /* beginning sector number */
 151   unsigned char   StartingCylinder;                             /* 10 bit nmbr, with high 2 bits put in begsect */
 152   unsigned char   PartitionType;                                /* Operating System type indicator code */
 153   unsigned char   EndingHead;                                   /* ending head number */
 154   unsigned char   EndingSector;                                 /* ending sector number */
 155   unsigned char   EndingCylinder;                               /* also a 10 bit nmbr, with same high 2 bit trick */
 156   unsigned int  StartingBlock;                                  /* first sector relative to start of disk */
 157   unsigned int  SectorCount;                                    /* number of sectors in partition */
 158 } PARTITION, *PPARTITION;
 159
 160 typedef struct _PARTITION_SECTOR
 161 {
 162   UCHAR BootCode[440];                          /* 0x000 */
 163   ULONG Signature;                              /* 0x1B8 */
 164   UCHAR Reserved[2];                            /* 0x1BC */
 165   PARTITION Partition[PARTITION_TBL_SIZE];      /* 0x1BE */
 166   USHORT Magic;                                 /* 0x1FE */
 167 } PARTITION_SECTOR, *PPARTITION_SECTOR;
 168
 169 #include <poppack.h>
 170
 171 typedef struct
 172 {
 173    LIST_ENTRY ListEntry;
 174    ULONG DiskNumber;
 175    ULONG Idendifier;
 176    ULONG Signature;
 177 } BIOS_DISK, *PBIOS_DISK;
 178
 179 PPARTLIST
 180 CreatePartitionList (SHORT Left,
 181                      SHORT Top,
 182                      SHORT Right,
 183                      SHORT Bottom);
 184
 185 VOID
 186 DestroyPartitionList (PPARTLIST List);
 187
 188 VOID
 189 DrawPartitionList (PPARTLIST List);
 190
 191 DWORD
 192 SelectPartition(PPARTLIST List, ULONG DiskNumber, ULONG PartitionNumber);
 193
 194 BOOL
 195 SetMountedDeviceValues(PPARTLIST List);
 196
 197 VOID
 198 ScrollDownPartitionList (PPARTLIST List);
 199
 200 VOID
 201 ScrollUpPartitionList (PPARTLIST List);
 202
 203 VOID
 204 CreateNewPartition (PPARTLIST List,
 205                     ULONGLONG PartitionSize,
 206                     BOOLEAN AutoCreate);
 207
 208 VOID
 209 DeleteCurrentPartition (PPARTLIST List);
 210
 211 VOID
 212 CheckActiveBootPartition (PPARTLIST List);
 213
 214 BOOLEAN
 215 CheckForLinuxFdiskPartitions (PPARTLIST List);
 216
 217 BOOLEAN
 218 WritePartitionsToDisk (PPARTLIST List);
 219
 220 #endif /* __PARTLIST_H__ */
 221
 222 /* EOF */