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:            base/setup/usetup/partlist.h
  22  * PURPOSE:         Partition list functions
  23  * PROGRAMMER:      Eric Kohl
  24  */
  25
  26 #pragma once
  27
  28 typedef enum _FORMATSTATE
  29 {
  30     Unformatted,
  31     UnformattedOrDamaged,
  32     UnknownFormat,
  33     Preformatted,
  34     Formatted
  35 } FORMATSTATE, *PFORMATSTATE;
  36
  37 typedef enum _FORMATMACHINESTATE
  38 {
  39     Start,
  40     FormatSystemPartition,
  41     FormatInstallPartition,
  42     FormatOtherPartition,
  43     FormatDone,
  44     CheckSystemPartition,
  45     CheckInstallPartition,
  46     CheckOtherPartition,
  47     CheckDone
  48 } FORMATMACHINESTATE, *PFORMATMACHINESTATE;
  49
  50 typedef struct _PARTENTRY
  51 {
  52     LIST_ENTRY ListEntry;
  53
  54     struct _DISKENTRY *DiskEntry;
  55
  56     ULARGE_INTEGER StartSector;
  57     ULARGE_INTEGER SectorCount;
  58
  59     BOOLEAN BootIndicator;
  60     UCHAR PartitionType;
  61     ULONG HiddenSectors;
  62     ULONG PartitionNumber;
  63     ULONG PartitionIndex;
  64
  65     CHAR DriveLetter;
  66
  67     BOOLEAN LogicalPartition;
  68
  69     /* Partition is partitioned disk space */
  70     BOOLEAN IsPartitioned;
  71
  72     /* Partition is new, table does not exist on disk yet */
  73     BOOLEAN New;
  74
  75     /* Partition was created automatically */
  76     BOOLEAN AutoCreate;
  77
  78     FORMATSTATE FormatState;
  79
  80     /* Partition must be checked */
  81     BOOLEAN NeedsCheck;
  82
  83     struct _FILE_SYSTEM_ITEM *FileSystem;
  84 } PARTENTRY, *PPARTENTRY;
  85
  86
  87 typedef struct _BIOSDISKENTRY
  88 {
  89     LIST_ENTRY ListEntry;
  90     ULONG DiskNumber;
  91     ULONG Signature;
  92     ULONG Checksum;
  93     BOOLEAN Recognized;
  94     CM_DISK_GEOMETRY_DEVICE_DATA DiskGeometry;
  95     CM_INT13_DRIVE_PARAMETER Int13DiskData;
  96 } BIOSDISKENTRY, *PBIOSDISKENTRY;
  97
  98
  99 typedef struct _DISKENTRY
 100 {
 101     LIST_ENTRY ListEntry;
 102
 103     ULONGLONG Cylinders;
 104     ULONG TracksPerCylinder;
 105     ULONG SectorsPerTrack;
 106     ULONG BytesPerSector;
 107
 108     ULARGE_INTEGER SectorCount;
 109     ULONG SectorAlignment;
 110     ULONG CylinderAlignment;
 111
 112     BOOLEAN BiosFound;
 113     ULONG BiosDiskNumber;
 114 //    ULONG Signature;
 115 //    ULONG Checksum;
 116
 117     ULONG DiskNumber;
 118     USHORT Port;
 119     USHORT Bus;
 120     USHORT Id;
 121
 122     /* Has the partition list been modified? */
 123     BOOLEAN Dirty;
 124
 125     BOOLEAN NewDisk;
 126     BOOLEAN NoMbr; /* MBR is absent */
 127
 128     UNICODE_STRING DriverName;
 129
 130     PDRIVE_LAYOUT_INFORMATION LayoutBuffer;
 131
 132     PPARTENTRY ExtendedPartition;
 133
 134     LIST_ENTRY PrimaryPartListHead;
 135     LIST_ENTRY LogicalPartListHead;
 136
 137 } DISKENTRY, *PDISKENTRY;
 138
 139
 140 typedef struct _PARTLIST
 141 {
 142     SHORT Left;
 143     SHORT Top;
 144     SHORT Right;
 145     SHORT Bottom;
 146
 147     SHORT Line;
 148     SHORT Offset;
 149
 150     PDISKENTRY CurrentDisk;
 151     PPARTENTRY CurrentPartition;
 152
 153     /* The system disk and partition where the boot manager resides */
 154     PDISKENTRY SystemDisk;
 155     PPARTENTRY SystemPartition;
 156     /*
 157      * The original system disk and partition in case we are redefining them
 158      * because we do not have write support on them.
 159      * Please not that this is partly a HACK and MUST NEVER happen on
 160      * architectures where real system partitions are mandatory (because then
 161      * they are formatted in FAT FS and we support write operation on them).
 162      */
 163     PDISKENTRY OriginalSystemDisk;
 164     PPARTENTRY OriginalSystemPartition;
 165
 166     PDISKENTRY TempDisk;
 167     PPARTENTRY TempPartition;
 168     FORMATMACHINESTATE FormatState;
 169
 170     LIST_ENTRY DiskListHead;
 171     LIST_ENTRY BiosDiskListHead;
 172
 173 } PARTLIST, *PPARTLIST;
 174
 175 #define  PARTITION_TBL_SIZE 4
 176
 177 #include <pshpack1.h>
 178
 179 typedef struct _PARTITION
 180 {
 181     unsigned char   BootFlags;        /* bootable?  0=no, 128=yes  */
 182     unsigned char   StartingHead;     /* beginning head number */
 183     unsigned char   StartingSector;   /* beginning sector number */
 184     unsigned char   StartingCylinder; /* 10 bit nmbr, with high 2 bits put in begsect */
 185     unsigned char   PartitionType;    /* Operating System type indicator code */
 186     unsigned char   EndingHead;       /* ending head number */
 187     unsigned char   EndingSector;     /* ending sector number */
 188     unsigned char   EndingCylinder;   /* also a 10 bit nmbr, with same high 2 bit trick */
 189     unsigned int  StartingBlock;      /* first sector relative to start of disk */
 190     unsigned int  SectorCount;        /* number of sectors in partition */
 191 } PARTITION, *PPARTITION;
 192
 193 typedef struct _PARTITION_SECTOR
 194 {
 195     UCHAR BootCode[440];                     /* 0x000 */
 196     ULONG Signature;                         /* 0x1B8 */
 197     UCHAR Reserved[2];                       /* 0x1BC */
 198     PARTITION Partition[PARTITION_TBL_SIZE]; /* 0x1BE */
 199     USHORT Magic;                            /* 0x1FE */
 200 } PARTITION_SECTOR, *PPARTITION_SECTOR;
 201
 202 #include <poppack.h>
 203
 204 typedef struct
 205 {
 206     LIST_ENTRY ListEntry;
 207     ULONG DiskNumber;
 208     ULONG Identifier;
 209     ULONG Signature;
 210 } BIOS_DISK, *PBIOS_DISK;
 211
 212 PPARTLIST
 213 CreatePartitionList(
 214     SHORT Left,
 215     SHORT Top,
 216     SHORT Right,
 217     SHORT Bottom);
 218
 219 VOID
 220 DestroyPartitionList(
 221     PPARTLIST List);
 222
 223 VOID
 224 DrawPartitionList(
 225     PPARTLIST List);
 226
 227 DWORD
 228 SelectPartition(
 229     PPARTLIST List,
 230     ULONG DiskNumber,
 231     ULONG PartitionNumber);
 232
 233 BOOL
 234 SetMountedDeviceValues(
 235     PPARTLIST List);
 236
 237 BOOL
 238 ScrollDownPartitionList(
 239     PPARTLIST List);
 240
 241 BOOL
 242 ScrollUpPartitionList(
 243     PPARTLIST List);
 244
 245 VOID
 246 CreatePrimaryPartition(
 247     PPARTLIST List,
 248     ULONGLONG SectorCount,
 249     BOOLEAN AutoCreate);
 250
 251 VOID
 252 CreateExtendedPartition(
 253     PPARTLIST List,
 254     ULONGLONG SectorCount);
 255
 256 VOID
 257 CreateLogicalPartition(
 258     PPARTLIST List,
 259     ULONGLONG SectorCount,
 260     BOOLEAN AutoCreate);
 261
 262 VOID
 263 DeleteCurrentPartition(
 264     PPARTLIST List);
 265
 266 VOID
 267 CheckActiveSystemPartition(
 268     IN PPARTLIST List,
 269     IN PFILE_SYSTEM_LIST FileSystemList);
 270
 271 BOOLEAN
 272 WritePartitionsToDisk(
 273     PPARTLIST List);
 274
 275 ULONG
 276 PrimaryPartitionCreationChecks(
 277     IN PPARTLIST List);
 278
 279 ULONG
 280 ExtendedPartitionCreationChecks(
 281     IN PPARTLIST List);
 282
 283 ULONG
 284 LogicalPartitionCreationChecks(
 285     IN PPARTLIST List);
 286
 287 BOOL
 288 GetNextUnformattedPartition(
 289     IN PPARTLIST List,
 290     OUT PDISKENTRY *pDiskEntry,
 291     OUT PPARTENTRY *pPartEntry);
 292
 293 BOOL
 294 GetNextUncheckedPartition(
 295     IN PPARTLIST List,
 296     OUT PDISKENTRY *pDiskEntry,
 297     OUT PPARTENTRY *pPartEntry);
 298
 299 VOID
 300 GetPartTypeStringFromPartitionType(
 301     UCHAR partitionType,
 302     PCHAR strPartType,
 303     DWORD cchPartType);
 304
 305 /* EOF */