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     CHAR VolumeLabel[17];
  67     CHAR FileSystemName[9];
  68
  69     BOOLEAN LogicalPartition;
  70
  71     /* Partition is partitioned disk space */
  72     BOOLEAN IsPartitioned;
  73
  74     /* Partition is new, table does not exist on disk yet */
  75     BOOLEAN New;
  76
  77     /* Partition was created automatically */
  78     BOOLEAN AutoCreate;
  79
  80     FORMATSTATE FormatState;
  81
  82     /* Partition must be checked */
  83     BOOLEAN NeedsCheck;
  84
  85     struct _FILE_SYSTEM_ITEM *FileSystem;
  86 } PARTENTRY, *PPARTENTRY;
  87
  88
  89 typedef struct _BIOSDISKENTRY
  90 {
  91     LIST_ENTRY ListEntry;
  92     ULONG DiskNumber;
  93     ULONG Signature;
  94     ULONG Checksum;
  95     BOOLEAN Recognized;
  96     CM_DISK_GEOMETRY_DEVICE_DATA DiskGeometry;
  97     CM_INT13_DRIVE_PARAMETER Int13DiskData;
  98 } BIOSDISKENTRY, *PBIOSDISKENTRY;
  99
 100
 101 typedef struct _DISKENTRY
 102 {
 103     LIST_ENTRY ListEntry;
 104
 105     ULONGLONG Cylinders;
 106     ULONG TracksPerCylinder;
 107     ULONG SectorsPerTrack;
 108     ULONG BytesPerSector;
 109
 110     ULARGE_INTEGER SectorCount;
 111     ULONG SectorAlignment;
 112     ULONG CylinderAlignment;
 113
 114     BOOLEAN BiosFound;
 115     ULONG BiosDiskNumber;
 116 //    ULONG Signature;
 117 //    ULONG Checksum;
 118
 119     ULONG DiskNumber;
 120     USHORT Port;
 121     USHORT Bus;
 122     USHORT Id;
 123
 124     /* Has the partition list been modified? */
 125     BOOLEAN Dirty;
 126
 127     BOOLEAN NewDisk;
 128     BOOLEAN NoMbr; /* MBR is absent */
 129
 130     UNICODE_STRING DriverName;
 131
 132     PDRIVE_LAYOUT_INFORMATION LayoutBuffer;
 133
 134     PPARTENTRY ExtendedPartition;
 135
 136     LIST_ENTRY PrimaryPartListHead;
 137     LIST_ENTRY LogicalPartListHead;
 138
 139 } DISKENTRY, *PDISKENTRY;
 140
 141
 142 typedef struct _PARTLIST
 143 {
 144     SHORT Left;
 145     SHORT Top;
 146     SHORT Right;
 147     SHORT Bottom;
 148
 149     SHORT Line;
 150     SHORT Offset;
 151
 152     PDISKENTRY CurrentDisk;
 153     PPARTENTRY CurrentPartition;
 154
 155     /* The system disk and partition where the boot manager resides */
 156     PDISKENTRY SystemDisk;
 157     PPARTENTRY SystemPartition;
 158     /*
 159      * The original system disk and partition in case we are redefining them
 160      * because we do not have write support on them.
 161      * Please not that this is partly a HACK and MUST NEVER happen on
 162      * architectures where real system partitions are mandatory (because then
 163      * they are formatted in FAT FS and we support write operation on them).
 164      */
 165     PDISKENTRY OriginalSystemDisk;
 166     PPARTENTRY OriginalSystemPartition;
 167
 168     PDISKENTRY TempDisk;
 169     PPARTENTRY TempPartition;
 170     FORMATMACHINESTATE FormatState;
 171
 172     LIST_ENTRY DiskListHead;
 173     LIST_ENTRY BiosDiskListHead;
 174
 175 } PARTLIST, *PPARTLIST;
 176
 177 #define  PARTITION_TBL_SIZE 4
 178
 179 #include <pshpack1.h>
 180
 181 typedef struct _PARTITION
 182 {
 183     unsigned char   BootFlags;        /* bootable?  0=no, 128=yes  */
 184     unsigned char   StartingHead;     /* beginning head number */
 185     unsigned char   StartingSector;   /* beginning sector number */
 186     unsigned char   StartingCylinder; /* 10 bit nmbr, with high 2 bits put in begsect */
 187     unsigned char   PartitionType;    /* Operating System type indicator code */
 188     unsigned char   EndingHead;       /* ending head number */
 189     unsigned char   EndingSector;     /* ending sector number */
 190     unsigned char   EndingCylinder;   /* also a 10 bit nmbr, with same high 2 bit trick */
 191     unsigned int  StartingBlock;      /* first sector relative to start of disk */
 192     unsigned int  SectorCount;        /* number of sectors in partition */
 193 } PARTITION, *PPARTITION;
 194
 195 typedef struct _PARTITION_SECTOR
 196 {
 197     UCHAR BootCode[440];                     /* 0x000 */
 198     ULONG Signature;                         /* 0x1B8 */
 199     UCHAR Reserved[2];                       /* 0x1BC */
 200     PARTITION Partition[PARTITION_TBL_SIZE]; /* 0x1BE */
 201     USHORT Magic;                            /* 0x1FE */
 202 } PARTITION_SECTOR, *PPARTITION_SECTOR;
 203
 204 #include <poppack.h>
 205
 206 typedef struct
 207 {
 208     LIST_ENTRY ListEntry;
 209     ULONG DiskNumber;
 210     ULONG Identifier;
 211     ULONG Signature;
 212 } BIOS_DISK, *PBIOS_DISK;
 213
 214 PPARTLIST
 215 CreatePartitionList(
 216     SHORT Left,
 217     SHORT Top,
 218     SHORT Right,
 219     SHORT Bottom);
 220
 221 VOID
 222 DestroyPartitionList(
 223     PPARTLIST List);
 224
 225 VOID
 226 DrawPartitionList(
 227     PPARTLIST List);
 228
 229 DWORD
 230 SelectPartition(
 231     PPARTLIST List,
 232     ULONG DiskNumber,
 233     ULONG PartitionNumber);
 234
 235 BOOL
 236 SetMountedDeviceValues(
 237     PPARTLIST List);
 238
 239 BOOL
 240 ScrollDownPartitionList(
 241     PPARTLIST List);
 242
 243 BOOL
 244 ScrollUpPartitionList(
 245     PPARTLIST List);
 246
 247 VOID
 248 CreatePrimaryPartition(
 249     PPARTLIST List,
 250     ULONGLONG SectorCount,
 251     BOOLEAN AutoCreate);
 252
 253 VOID
 254 CreateExtendedPartition(
 255     PPARTLIST List,
 256     ULONGLONG SectorCount);
 257
 258 VOID
 259 CreateLogicalPartition(
 260     PPARTLIST List,
 261     ULONGLONG SectorCount,
 262     BOOLEAN AutoCreate);
 263
 264 VOID
 265 DeleteCurrentPartition(
 266     PPARTLIST List);
 267
 268 VOID
 269 CheckActiveSystemPartition(
 270     IN PPARTLIST List,
 271     IN PFILE_SYSTEM_LIST FileSystemList);
 272
 273 BOOLEAN
 274 WritePartitionsToDisk(
 275     PPARTLIST List);
 276
 277 ULONG
 278 PrimaryPartitionCreationChecks(
 279     IN PPARTLIST List);
 280
 281 ULONG
 282 ExtendedPartitionCreationChecks(
 283     IN PPARTLIST List);
 284
 285 ULONG
 286 LogicalPartitionCreationChecks(
 287     IN PPARTLIST List);
 288
 289 BOOL
 290 GetNextUnformattedPartition(
 291     IN PPARTLIST List,
 292     OUT PDISKENTRY *pDiskEntry,
 293     OUT PPARTENTRY *pPartEntry);
 294
 295 BOOL
 296 GetNextUncheckedPartition(
 297     IN PPARTLIST List,
 298     OUT PDISKENTRY *pDiskEntry,
 299     OUT PPARTENTRY *pPartEntry);
 300
 301 VOID
 302 GetPartTypeStringFromPartitionType(
 303     UCHAR partitionType,
 304     PCHAR strPartType,
 305     DWORD cchPartType);
 306
 307 /* EOF */