ReactOS  0.4.14-dev-991-g696cdc6
hal.h File Reference

Go to the source code of this file.

Classes

struct  _PARTITION_DESCRIPTOR
 
struct  _BOOT_SECTOR_INFO
 
struct  _PARTITION_TABLE
 
struct  _DISK_LAYOUT
 
struct  _PTE
 

Macros

#define PARTITION_TABLE_OFFSET   (0x1BE / 2)
 
#define BOOT_SIGNATURE_OFFSET   ((0x200 / 2) - 1)
 
#define BOOT_RECORD_RESERVED   0x1BC
 
#define BOOT_RECORD_SIGNATURE   0xAA55
 
#define NUM_PARTITION_TABLE_ENTRIES   4
 
#define GET_STARTING_SECTOR(p)
 
#define GET_ENDING_S_OF_CHS(p)   ((UCHAR)(p->EndingCylinderLsb & 0x3F))
 
#define GET_PARTITION_LENGTH(p)
 
#define SET_PARTITION_LENGTH(p, l)
 

Typedefs

typedef struct _PARTITION_DESCRIPTOR PARTITION_DESCRIPTOR
 
typedef struct _PARTITION_DESCRIPTORPPARTITION_DESCRIPTOR
 
typedef struct _BOOT_SECTOR_INFO BOOT_SECTOR_INFO
 
typedef struct _BOOT_SECTOR_INFOPBOOT_SECTOR_INFO
 
typedef struct _PARTITION_TABLE PARTITION_TABLE
 
typedef struct _PARTITION_TABLEPPARTITION_TABLE
 
typedef struct _DISK_LAYOUT DISK_LAYOUT
 
typedef struct _DISK_LAYOUTPDISK_LAYOUT
 
typedef struct _PTE PTE
 
typedef struct _PTEPPTE
 

Functions

VOID FASTCALL xHalExamineMBR (IN PDEVICE_OBJECT DeviceObject, IN ULONG SectorSize, IN ULONG MbrTypeIdentifier, OUT PVOID *MbrBuffer)
 
VOID FASTCALL xHalIoAssignDriveLetters (IN PLOADER_PARAMETER_BLOCK LoaderBlock, IN PSTRING NtDeviceName, OUT PUCHAR NtSystemPath, OUT PSTRING NtSystemPathString)
 
NTSTATUS FASTCALL xHalIoReadPartitionTable (IN PDEVICE_OBJECT DeviceObject, IN ULONG SectorSize, IN BOOLEAN ReturnRecognizedPartitions, IN OUT PDRIVE_LAYOUT_INFORMATION *PartitionBuffer)
 
NTSTATUS FASTCALL xHalIoSetPartitionInformation (IN PDEVICE_OBJECT DeviceObject, IN ULONG SectorSize, IN ULONG PartitionNumber, IN ULONG PartitionType)
 
NTSTATUS FASTCALL xHalIoWritePartitionTable (IN PDEVICE_OBJECT DeviceObject, IN ULONG SectorSize, IN ULONG SectorsPerTrack, IN ULONG NumberOfHeads, IN PDRIVE_LAYOUT_INFORMATION PartitionBuffer)
 
VOID NTAPI xHalHaltSystem (VOID)
 
VOID NTAPI xHalEndOfBoot (VOID)
 
VOID NTAPI xHalSetWakeEnable (IN BOOLEAN Enable)
 
UCHAR NTAPI xHalVectorToIDTEntry (IN ULONG Vector)
 
NTSTATUS NTAPI xHalGetInterruptTranslator (IN INTERFACE_TYPE ParentInterfaceType, IN ULONG ParentBusNumber, IN INTERFACE_TYPE BridgeInterfaceType, IN USHORT Size, IN USHORT Version, OUT PTRANSLATOR_INTERFACE Translator, OUT PULONG BridgeBusNumber)
 
PBUS_HANDLER FASTCALL xHalHandlerForBus (IN INTERFACE_TYPE InterfaceType, IN ULONG BusNumber)
 
VOID FASTCALL xHalReferenceHandler (IN PBUS_HANDLER BusHandler)
 
NTSTATUS NTAPI xHalInitPnpDriver (VOID)
 
NTSTATUS NTAPI xHalInitPowerManagement (IN PPM_DISPATCH_TABLE PmDriverDispatchTable, OUT PPM_DISPATCH_TABLE *PmHalDispatchTable)
 
NTSTATUS NTAPI xHalStartMirroring (VOID)
 
NTSTATUS NTAPI xHalEndMirroring (IN ULONG PassNumber)
 
NTSTATUS NTAPI xHalMirrorPhysicalMemory (IN PHYSICAL_ADDRESS PhysicalAddress, IN LARGE_INTEGER NumberOfBytes)
 
NTSTATUS NTAPI xHalQueryBusSlots (IN PBUS_HANDLER BusHandler, IN ULONG BufferSize, OUT PULONG SlotNumbers, OUT PULONG ReturnedLength)
 
NTSTATUS NTAPI xHalSetSystemInformation (IN HAL_SET_INFORMATION_CLASS InformationClass, IN ULONG BufferSize, IN PVOID Buffer)
 
NTSTATUS NTAPI xHalQuerySystemInformation (IN HAL_QUERY_INFORMATION_CLASS InformationClass, IN ULONG BufferSize, IN OUT PVOID Buffer, OUT PULONG ReturnedLength)
 
VOID NTAPI xHalLocateHiberRanges (IN PVOID MemoryMap)
 
NTSTATUS NTAPI xHalRegisterBusHandler (IN INTERFACE_TYPE InterfaceType, IN BUS_DATA_TYPE ConfigSpace, IN ULONG BusNumber, IN INTERFACE_TYPE ParentInterfaceType, IN ULONG ParentBusNumber, IN ULONG ContextSize, IN PINSTALL_BUS_HANDLER InstallCallback, OUT PBUS_HANDLER *BusHandler)
 
VOID NTAPI xHalSetWakeAlarm (IN ULONGLONG AlartTime, IN PTIME_FIELDS TimeFields)
 
BOOLEAN NTAPI xHalTranslateBusAddress (IN INTERFACE_TYPE InterfaceType, IN ULONG BusNumber, IN PHYSICAL_ADDRESS BusAddress, IN OUT PULONG AddressSpace, OUT PPHYSICAL_ADDRESS TranslatedAddress)
 
NTSTATUS NTAPI xHalAllocateMapRegisters (IN PADAPTER_OBJECT AdapterObject, IN ULONG Unknown, IN ULONG Unknown2, PMAP_REGISTER_ENTRY Registers)
 
NTSTATUS NTAPI xKdSetupPciDeviceForDebugging (IN PVOID LoaderBlock OPTIONAL, IN OUT PDEBUG_DEVICE_DESCRIPTOR PciDevice)
 
NTSTATUS NTAPI xKdReleasePciDeviceForDebugging (IN OUT PDEBUG_DEVICE_DESCRIPTOR PciDevice)
 
PVOID NTAPI xKdGetAcpiTablePhase (IN struct _LOADER_PARAMETER_BLOCK *LoaderBlock, IN ULONG Signature)
 
PVOID NTAPI MatchAll (IN PHYSICAL_ADDRESS PhysicalAddress, IN ULONG NumberPages, IN BOOLEAN FlushCurrentTLB)
 
VOID NTAPI xKdUnmapVirtualAddress (IN PVOID VirtualAddress, IN ULONG NumberPages, IN BOOLEAN FlushCurrentTLB)
 

Macro Definition Documentation

◆ BOOT_RECORD_RESERVED

#define BOOT_RECORD_RESERVED   0x1BC

Definition at line 245 of file hal.h.

◆ BOOT_RECORD_SIGNATURE

#define BOOT_RECORD_SIGNATURE   0xAA55

Definition at line 246 of file hal.h.

◆ BOOT_SIGNATURE_OFFSET

#define BOOT_SIGNATURE_OFFSET   ((0x200 / 2) - 1)

Definition at line 244 of file hal.h.

◆ GET_ENDING_S_OF_CHS

#define GET_ENDING_S_OF_CHS (   p)    ((UCHAR)(p->EndingCylinderLsb & 0x3F))

Definition at line 258 of file hal.h.

◆ GET_PARTITION_LENGTH

#define GET_PARTITION_LENGTH (   p)
Value:
((ULONG)(p->PartitionLengthLsb0) + \
(ULONG)(p->PartitionLengthLsb1 << 8) + \
(ULONG)(p->PartitionLengthMsb0 << 16) + \
(ULONG)(p->PartitionLengthMsb1 << 24))
unsigned int ULONG
Definition: retypes.h:1
GLfloat GLfloat p
Definition: glext.h:8902

Definition at line 261 of file hal.h.

◆ GET_STARTING_SECTOR

#define GET_STARTING_SECTOR (   p)
Value:
((ULONG)(p->StartingSectorLsb0) + \
(ULONG)(p->StartingSectorLsb1 << 8 ) + \
(ULONG)(p->StartingSectorMsb0 << 16) + \
(ULONG)(p->StartingSectorMsb1 << 24))
unsigned int ULONG
Definition: retypes.h:1
GLfloat GLfloat p
Definition: glext.h:8902

Definition at line 252 of file hal.h.

◆ NUM_PARTITION_TABLE_ENTRIES

#define NUM_PARTITION_TABLE_ENTRIES   4

Definition at line 247 of file hal.h.

◆ PARTITION_TABLE_OFFSET

#define PARTITION_TABLE_OFFSET   (0x1BE / 2)

Definition at line 243 of file hal.h.

◆ SET_PARTITION_LENGTH

#define SET_PARTITION_LENGTH (   p,
  l 
)
Value:
p->PartitionLengthLsb0 = l & 0xFF; \
p->PartitionLengthLsb1 = (l >> 8) & 0xFF; \
p->PartitionLengthMsb0 = (l >> 16) & 0xFF; \
p->PartitionLengthMsb1 = (l >> 24) & 0xFF
r l[0]
Definition: byte_order.h:167
GLfloat GLfloat p
Definition: glext.h:8902

Definition at line 267 of file hal.h.

Typedef Documentation

◆ BOOT_SECTOR_INFO

◆ DISK_LAYOUT

◆ PARTITION_DESCRIPTOR

◆ PARTITION_TABLE

◆ PBOOT_SECTOR_INFO

◆ PDISK_LAYOUT

◆ PPARTITION_DESCRIPTOR

◆ PPARTITION_TABLE

◆ PPTE

typedef struct _PTE * PPTE

◆ PTE

typedef struct _PTE PTE

Function Documentation

◆ MatchAll()

PVOID NTAPI MatchAll ( IN PHYSICAL_ADDRESS  PhysicalAddress,
IN ULONG  NumberPages,
IN BOOLEAN  FlushCurrentTLB 
)

Definition at line 277 of file halstub.c.

280 {
281  return NULL;
282 }
smooth NULL
Definition: ftsmooth.c:416

◆ xHalAllocateMapRegisters()

NTSTATUS NTAPI xHalAllocateMapRegisters ( IN PADAPTER_OBJECT  AdapterObject,
IN ULONG  Unknown,
IN ULONG  Unknown2,
PMAP_REGISTER_ENTRY  Registers 
)

Definition at line 242 of file halstub.c.

246 {
247  PAGED_CODE();
248 
249  return STATUS_NOT_IMPLEMENTED;
250 }
#define STATUS_NOT_IMPLEMENTED
Definition: ntstatus.h:225
#define PAGED_CODE()
Definition: video.h:57

◆ xHalEndMirroring()

NTSTATUS NTAPI xHalEndMirroring ( IN ULONG  PassNumber)

Definition at line 146 of file halstub.c.

147 {
148  return STATUS_NOT_SUPPORTED;
149 }
#define STATUS_NOT_SUPPORTED
Definition: ntstatus.h:409

◆ xHalEndOfBoot()

VOID NTAPI xHalEndOfBoot ( VOID  )

Definition at line 88 of file halstub.c.

89 {
90  PAGED_CODE();
91 
92  /* Nothing */
93  return;
94 }
#define PAGED_CODE()
Definition: video.h:57

◆ xHalExamineMBR()

VOID FASTCALL xHalExamineMBR ( IN PDEVICE_OBJECT  DeviceObject,
IN ULONG  SectorSize,
IN ULONG  MbrTypeIdentifier,
OUT PVOID MbrBuffer 
)

Definition at line 1685 of file disksup.c.

1689 {
1691  PUCHAR Buffer;
1692  ULONG BufferSize;
1693  KEVENT Event;
1695  PIRP Irp;
1696  PPARTITION_DESCRIPTOR PartitionDescriptor;
1697  NTSTATUS Status;
1698  PIO_STACK_LOCATION IoStackLocation;
1699  Offset.QuadPart = 0;
1700 
1701  /* Assume failure */
1702  *MbrBuffer = NULL;
1703 
1704  /* Normalize the buffer size */
1705  BufferSize = max(SectorSize, 512);
1706 
1707  /* Allocate the buffer */
1709  PAGE_SIZE > BufferSize ?
1711  TAG_FILE_SYSTEM);
1712  if (!Buffer) return;
1713 
1714  /* Initialize the Event */
1716 
1717  /* Build the IRP */
1719  DeviceObject,
1720  Buffer,
1721  BufferSize,
1722  &Offset,
1723  &Event,
1724  &IoStatusBlock);
1725  if (!Irp)
1726  {
1727  /* Failed */
1729  return;
1730  }
1731 
1732  /* Make sure to override volume verification */
1733  IoStackLocation = IoGetNextIrpStackLocation(Irp);
1734  IoStackLocation->Flags |= SL_OVERRIDE_VERIFY_VOLUME;
1735 
1736  /* Call the driver */
1738  if (Status == STATUS_PENDING)
1739  {
1740  /* Wait for completion */
1743  }
1744 
1745  /* Check driver Status */
1746  if (NT_SUCCESS(Status))
1747  {
1748  /* Validate the MBR Signature */
1750  {
1751  /* Failed */
1753  return;
1754  }
1755 
1756  /* Get the partition entry */
1757  PartitionDescriptor = (PPARTITION_DESCRIPTOR)
1759 
1760  /* Make sure it's what the caller wanted */
1761  if (PartitionDescriptor->PartitionType != MbrTypeIdentifier)
1762  {
1763  /* It's not, free our buffer */
1765  }
1766  else
1767  {
1768  /* Check if this is a secondary entry */
1769  if (PartitionDescriptor->PartitionType == 0x54)
1770  {
1771  /* Return our buffer, but at sector 63 */
1772  *(PULONG)Buffer = 63;
1773  *MbrBuffer = Buffer;
1774  }
1775  else if (PartitionDescriptor->PartitionType == 0x55)
1776  {
1777  /* EZ Drive, return the buffer directly */
1778  *MbrBuffer = Buffer;
1779  }
1780  else
1781  {
1782  /* Otherwise crash on debug builds */
1783  ASSERT(PartitionDescriptor->PartitionType == 0x55);
1784  }
1785  }
1786  }
1787 }
#define TAG_FILE_SYSTEM
Definition: tag.h:50
#define max(a, b)
Definition: svc.c:63
PIRP NTAPI IoBuildSynchronousFsdRequest(IN ULONG MajorFunction, IN PDEVICE_OBJECT DeviceObject, IN PVOID Buffer, IN ULONG Length, IN PLARGE_INTEGER StartingOffset, IN PKEVENT Event, IN PIO_STATUS_BLOCK IoStatusBlock)
Definition: irp.c:1069
_In_ PIRP Irp
Definition: csq.h:116
unsigned char * PUCHAR
Definition: retypes.h:3
LONG NTSTATUS
Definition: precomp.h:26
#define PARTITION_TABLE_OFFSET
Definition: hal.h:243
NTSTATUS NTAPI KeWaitForSingleObject(IN PVOID Object, IN KWAIT_REASON WaitReason, IN KPROCESSOR_MODE WaitMode, IN BOOLEAN Alertable, IN PLARGE_INTEGER Timeout OPTIONAL)
Definition: wait.c:416
_In_ ULONG _In_ ULONG Offset
Definition: ntddpcm.h:101
_In_ PVOID _In_ ULONG Event
Definition: iotypes.h:435
smooth NULL
Definition: ftsmooth.c:416
#define SL_OVERRIDE_VERIFY_VOLUME
Definition: iotypes.h:1780
Definition: bufpool.h:45
#define BOOT_RECORD_SIGNATURE
Definition: parttest.c:17
#define NT_SUCCESS(StatCode)
Definition: apphelp.c:32
#define STATUS_PENDING
Definition: ntstatus.h:82
UCHAR PartitionType
Definition: hal.h:282
struct _PARTITION_DESCRIPTOR * PPARTITION_DESCRIPTOR
#define BufferSize
Definition: classpnp.h:419
ASSERT((InvokeOnSuccess||InvokeOnError||InvokeOnCancel) ?(CompletionRoutine !=NULL) :TRUE)
#define ExAllocatePoolWithTag(hernya, size, tag)
Definition: env_spec_w32.h:350
#define BOOT_SIGNATURE_OFFSET
Definition: hal.h:244
#define PAGE_SIZE
Definition: env_spec_w32.h:49
__drv_aliasesMem FORCEINLINE PIO_STACK_LOCATION IoGetNextIrpStackLocation(_In_ PIRP Irp)
Definition: iofuncs.h:2647
Status
Definition: gdiplustypes.h:24
IN PDEVICE_OBJECT DeviceObject
Definition: fatprocs.h:1560
#define KeInitializeEvent(pEvt, foo, foo2)
Definition: env_spec_w32.h:477
static OUT PIO_STATUS_BLOCK IoStatusBlock
Definition: pipe.c:75
unsigned int * PULONG
Definition: retypes.h:1
NTSTATUS NTAPI IoCallDriver(IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp)
Definition: irp.c:1218
#define IRP_MJ_READ
Definition: rdpdr.c:46
unsigned int ULONG
Definition: retypes.h:1
#define ExFreePoolWithTag(_P, _T)
Definition: module.h:1099
_In_ ULONG SectorSize
Definition: halfuncs.h:291
IN BOOLEAN OUT PSTR Buffer
Definition: progress.h:34
unsigned short * PUSHORT
Definition: retypes.h:2

◆ xHalGetInterruptTranslator()

NTSTATUS NTAPI xHalGetInterruptTranslator ( IN INTERFACE_TYPE  ParentInterfaceType,
IN ULONG  ParentBusNumber,
IN INTERFACE_TYPE  BridgeInterfaceType,
IN USHORT  Size,
IN USHORT  Version,
OUT PTRANSLATOR_INTERFACE  Translator,
OUT PULONG  BridgeBusNumber 
)

Definition at line 156 of file translate.c.

163 {
164  PAGED_CODE();
165 
167  ASSERT(Size >= sizeof(TRANSLATOR_INTERFACE));
168 
169  /* Only (E)ISA interfaces are supported */
170  if (BridgeInterfaceType == Internal || BridgeInterfaceType >= MicroChannel)
171  {
172  return STATUS_NOT_IMPLEMENTED;
173  }
174 
175  /* Fill in output struct */
176  Translator->Size = sizeof(TRANSLATOR_INTERFACE);
177  Translator->Version = HAL_IRQ_TRANSLATOR_VERSION;
178  /* In case caller set interface to undefined, faulty it to ISA */
179  Translator->Context = UlongToPtr((BridgeInterfaceType == InterfaceTypeUndefined) ? Isa : BridgeInterfaceType);
180  Translator->InterfaceReference = FstubTranslatorNull;
181  Translator->InterfaceDereference = FstubTranslatorNull;
182  Translator->TranslateResources = FstubTranslateResource;
183  Translator->TranslateResourceRequirements = FstubTranslateRequirement;
184 
185  return STATUS_SUCCESS;
186 }
IN PVOID IN PVOID IN USHORT Version
Definition: pci.h:359
#define STATUS_NOT_IMPLEMENTED
Definition: ntstatus.h:225
#define PAGED_CODE()
Definition: video.h:57
VOID NTAPI FstubTranslatorNull(PVOID Context)
Definition: translate.c:22
#define UlongToPtr(u)
Definition: config.h:106
#define HAL_IRQ_TRANSLATOR_VERSION
Definition: haltypes.h:276
ASSERT((InvokeOnSuccess||InvokeOnError||InvokeOnCancel) ?(CompletionRoutine !=NULL) :TRUE)
IN PVOID IN PVOID IN USHORT IN USHORT Size
Definition: pci.h:359
NTSTATUS NTAPI FstubTranslateRequirement(IN OUT PVOID Context OPTIONAL, IN PIO_RESOURCE_DESCRIPTOR Source, IN PDEVICE_OBJECT PhysicalDeviceObject, OUT PULONG TargetCount, OUT PIO_RESOURCE_DESCRIPTOR *Target)
Definition: translate.c:113
struct _TRANSLATOR_INTERFACE TRANSLATOR_INTERFACE
NTSTATUS NTAPI FstubTranslateResource(IN OUT PVOID Context OPTIONAL, IN PCM_PARTIAL_RESOURCE_DESCRIPTOR Source, IN RESOURCE_TRANSLATION_DIRECTION Direction, IN ULONG AlternativesCount OPTIONAL, IN IO_RESOURCE_DESCRIPTOR Alternatives[], IN PDEVICE_OBJECT PhysicalDeviceObject, OUT PCM_PARTIAL_RESOURCE_DESCRIPTOR Target)
Definition: translate.c:35
return STATUS_SUCCESS
Definition: btrfs.c:2938

◆ xHalHaltSystem()

VOID NTAPI xHalHaltSystem ( VOID  )

Definition at line 41 of file halstub.c.

42 {
43  /* Halt execution */
44  while (TRUE);
45 }
#define TRUE
Definition: types.h:120

◆ xHalHandlerForBus()

PBUS_HANDLER FASTCALL xHalHandlerForBus ( IN INTERFACE_TYPE  InterfaceType,
IN ULONG  BusNumber 
)

Definition at line 106 of file halstub.c.

108 {
109  return NULL;
110 }
smooth NULL
Definition: ftsmooth.c:416

◆ xHalInitPnpDriver()

NTSTATUS NTAPI xHalInitPnpDriver ( VOID  )

Definition at line 122 of file halstub.c.

123 {
124  return STATUS_NOT_SUPPORTED;
125 }
#define STATUS_NOT_SUPPORTED
Definition: ntstatus.h:409

◆ xHalInitPowerManagement()

NTSTATUS NTAPI xHalInitPowerManagement ( IN PPM_DISPATCH_TABLE  PmDriverDispatchTable,
OUT PPM_DISPATCH_TABLE PmHalDispatchTable 
)

Definition at line 129 of file halstub.c.

131 {
132  return STATUS_NOT_SUPPORTED;
133 }
#define STATUS_NOT_SUPPORTED
Definition: ntstatus.h:409

◆ xHalIoAssignDriveLetters()

VOID FASTCALL xHalIoAssignDriveLetters ( IN PLOADER_PARAMETER_BLOCK  LoaderBlock,
IN PSTRING  NtDeviceName,
OUT PUCHAR  NtSystemPath,
OUT PSTRING  NtSystemPathString 
)

Definition at line 912 of file disksup.c.

916 {
917  USHORT i;
918  PULONG Devices;
920  WCHAR Buffer[50];
922  UCHAR DriveLetter;
923  BOOLEAN SystemFound;
924  IO_STATUS_BLOCK StatusBlock;
926  ANSI_STRING StringA1, StringA2;
927  PSTR Buffer1, Buffer2, LoadOptions;
929  PDRIVE_LAYOUT_INFORMATION LayoutInfo;
930  PCONFIGURATION_INFORMATION ConfigInfo;
931  UNICODE_STRING StringU1, StringU2, StringU3;
932  ULONG Increment, DiskCount, RealDiskCount, HarddiskCount, PartitionCount, SystemPartition;
933 
934  PAGED_CODE();
935 
936  /* Get our disk count */
937  ConfigInfo = IoGetConfigurationInformation();
938  DiskCount = ConfigInfo->DiskCount;
939  RealDiskCount = 0;
940 
941  /* Allocate two generic string buffers we'll use and reuser later on */
944  if (Buffer1 == NULL || Buffer2 == NULL)
945  {
946  KeBugCheck(ASSIGN_DRIVE_LETTERS_FAILED);
947  }
948 
949  /* In case of a remote boot, setup system path */
950  if (IoRemoteBootClient)
951  {
952  PSTR Last, Saved;
953 
954  /* Find last \ */
955  Last = strrchr(LoaderBlock->NtBootPathName, '\\');
956  Saved = NULL;
957  /* Misformed name, fail */
958  if (Last == NULL)
959  {
960  KeBugCheck(ASSIGN_DRIVE_LETTERS_FAILED);
961  }
962 
963  /* In case the name was terminated by a \... */
964  if (Last[1] == ANSI_NULL)
965  {
966  /* Erase it, save position and find the previous \ */
967  *Last = ANSI_NULL;
968  Saved = Last;
969  Last = strrchr(LoaderBlock->NtBootPathName, '\\');
970  *Saved = '\\';
971  }
972 
973  /* Misformed name, fail */
974  if (Last == NULL)
975  {
976  KeBugCheck(ASSIGN_DRIVE_LETTERS_FAILED);
977  }
978 
979  /* For a remote boot, assign X drive letter */
980  NtSystemPath[0] = 'X';
981  NtSystemPath[1] = ':';
982  /* And copy the end of the boot path */
983  strcpy((PSTR)&NtSystemPath[2], Last);
984 
985  /* If we had to remove the trailing \, remove it here too */
986  if (Saved != NULL)
987  {
988  NtSystemPath[strlen((PSTR)NtSystemPath) - 1] = ANSI_NULL;
989  }
990 
991  /* Setup output string */
992  RtlInitString(NtSystemPathString, (PSTR)NtSystemPath);
993  }
994 
995  /* For each of our disks, create the physical device DOS device */
996  Increment = 0;
997  if (DiskCount != 0)
998  {
999  for (i = 0; i < DiskCount; ++i)
1000  {
1001  /* Setup the origin name */
1002  sprintf(Buffer1, "\\Device\\Harddisk%d\\Partition%d", i, 0);
1003  RtlInitAnsiString(&StringA1, Buffer1);
1004  if (!NT_SUCCESS(RtlAnsiStringToUnicodeString(&StringU1, &StringA1, TRUE)))
1005  {
1006  /* We cannot fail */
1007  KeBugCheck(ASSIGN_DRIVE_LETTERS_FAILED);
1008  }
1009 
1010  /* Open the device */
1012  &StringU1,
1014  NULL,
1015  NULL);
1019  &StatusBlock,
1022  if (NT_SUCCESS(Status))
1023  {
1024  /* If we managed, create the link */
1025  sprintf(Buffer2, "\\DosDevices\\PhysicalDrive%d", i);
1026  RtlInitAnsiString(&StringA2, Buffer2);
1027  Status = RtlAnsiStringToUnicodeString(&StringU2, &StringA2, TRUE);
1028  if (NT_SUCCESS(Status))
1029  {
1030  IoCreateSymbolicLink(&StringU2, &StringU1);
1031  RtlFreeUnicodeString(&StringU2);
1032  }
1033 
1035 
1036  RealDiskCount = i + 1;
1037  }
1038 
1039  RtlFreeUnicodeString(&StringU1);
1040 
1041  if (!NT_SUCCESS(Status))
1042  {
1043  if (Increment < 50)
1044  {
1045  ++Increment;
1046  ++DiskCount;
1047  }
1048  }
1049  }
1050  }
1051 
1052  /* We done for our buffers */
1053  ExFreePoolWithTag(Buffer1, TAG_FSTUB);
1054  ExFreePoolWithTag(Buffer2, TAG_FSTUB);
1055 
1056  /* Upcase our load options, if any */
1057  if (LoaderBlock->LoadOptions != NULL)
1058  {
1059  LoadOptions = _strupr(LoaderBlock->LoadOptions);
1060  }
1061  else
1062  {
1063  LoadOptions = NULL;
1064  }
1065 
1066  /* If we boot with /MININT (system hive as volatile) option, assign X letter to boot device */
1067  if (LoadOptions != NULL &&
1068  strstr(LoadOptions, "MININT") != 0 &&
1069  NT_SUCCESS(RtlAnsiStringToUnicodeString(&StringU1, NtDeviceName, TRUE)))
1070  {
1071  if (NT_SUCCESS(HalpSetMountLetter(&StringU1, 'X')))
1072  {
1073  *NtSystemPath = 'X';
1074  }
1075 
1076  RtlFreeUnicodeString(&StringU1);
1077  }
1078 
1079  /* Compute our disks derangements */
1080  DiskCount -= Increment;
1081  if (RealDiskCount > DiskCount)
1082  {
1083  DiskCount = RealDiskCount;
1084  }
1085  Devices = IopComputeHarddiskDerangements(DiskCount);
1086 
1087  /* Now, start browsing all our disks for assigning drive letters
1088  * Here, we'll only handle boot partition and primary partitions
1089  */
1090  HarddiskCount = 0;
1091  for (i = 0; i < DiskCount; ++i)
1092  {
1093  /* Get device ID according to derangements map */
1094  if (Devices != NULL)
1095  {
1096  HarddiskCount = Devices[i];
1097  }
1098 
1099  /* Query disk layout */
1100  swprintf(Buffer, L"\\Device\\Harddisk%d\\Partition0", HarddiskCount);
1101  RtlInitUnicodeString(&StringU1, Buffer);
1102  if (!NT_SUCCESS(HalpQueryDriveLayout(&StringU1, &LayoutInfo)))
1103  {
1104  LayoutInfo = NULL;
1105  }
1106 
1107  /* Assume we didn't find system */
1108  SystemFound = FALSE;
1109  swprintf(Buffer, L"\\Device\\Harddisk%d\\Partition%d", HarddiskCount, 1);
1110  RtlInitUnicodeString(&StringU1, Buffer);
1111  /* Query partition info for our disk */
1112  if (!NT_SUCCESS(HalpQueryPartitionType(&StringU1, LayoutInfo, &PartitionType)))
1113  {
1114  /* It failed, retry for all the partitions */
1115  for (PartitionCount = 1; ; ++PartitionCount)
1116  {
1117  swprintf(Buffer, L"\\Device\\Harddisk%d\\Partition%d", HarddiskCount, PartitionCount);
1118  RtlInitUnicodeString(&StringU1, Buffer);
1119  if (!NT_SUCCESS(HalpQueryPartitionType(&StringU1, LayoutInfo, &PartitionType)))
1120  {
1121  break;
1122  }
1123 
1124  /* We found a primary partition, assign a drive letter */
1126  {
1127  HalpNextDriveLetter(&StringU1, NtDeviceName, NtSystemPath, 0);
1128  break;
1129  }
1130  }
1131  }
1132  else
1133  {
1134  /* All right */
1135  for (PartitionCount = 2; ; ++PartitionCount)
1136  {
1137  /* If our partition is bootable (MBR) or data (GPT), that's system partition */
1139  {
1140  SystemFound = TRUE;
1141 
1142  /* Assign a drive letter and stop here if MBR */
1143  HalpNextDriveLetter(&StringU1, NtDeviceName, NtSystemPath, 0);
1145  {
1146  break;
1147  }
1148  }
1149 
1150  /* Keep looping on all the partitions */
1151  swprintf(Buffer, L"\\Device\\Harddisk%d\\Partition%d", HarddiskCount, PartitionCount);
1152  RtlInitUnicodeString(&StringU1, Buffer);
1153  if (!NT_SUCCESS(HalpQueryPartitionType(&StringU1, LayoutInfo, &PartitionType)))
1154  {
1155  /* Mount every primary partition if we didn't find system */
1156  if (!SystemFound)
1157  {
1158  for (PartitionCount = 1; ; ++PartitionCount)
1159  {
1160  swprintf(Buffer, L"\\Device\\Harddisk%d\\Partition%d", HarddiskCount, PartitionCount);
1161  RtlInitUnicodeString(&StringU1, Buffer);
1162  if (!NT_SUCCESS(HalpQueryPartitionType(&StringU1, LayoutInfo, &PartitionType)))
1163  {
1164  break;
1165  }
1166 
1168  {
1169  HalpNextDriveLetter(&StringU1, NtDeviceName, NtSystemPath, 0);
1170  break;
1171  }
1172  }
1173  }
1174 
1175  break;
1176  }
1177  }
1178  }
1179 
1180  /* Free layout, we'll reallocate it for next device */
1181  if (LayoutInfo != NULL)
1182  {
1183  ExFreePoolWithTag(LayoutInfo, TAG_FSTUB);
1184  }
1185 
1186  HarddiskCount = i + 1;
1187  }
1188 
1189  /* Now, assign logical partitions */
1190  for (i = 0; i < DiskCount; ++i)
1191  {
1192  /* Get device ID according to derangements map */
1193  if (Devices != NULL)
1194  {
1195  HarddiskCount = Devices[i];
1196  }
1197  else
1198  {
1199  HarddiskCount = i;
1200  }
1201 
1202  /* Query device layout */
1203  swprintf(Buffer, L"\\Device\\Harddisk%d\\Partition0", HarddiskCount);
1204  RtlInitUnicodeString(&StringU1, Buffer);
1205  if (!NT_SUCCESS(HalpQueryDriveLayout(&StringU1, &LayoutInfo)))
1206  {
1207  LayoutInfo = NULL;
1208  }
1209 
1210  /* And assign drive letter to logical partitions */
1211  for (PartitionCount = 1; ; ++PartitionCount)
1212  {
1213  swprintf(Buffer, L"\\Device\\Harddisk%d\\Partition%d", HarddiskCount, PartitionCount);
1214  RtlInitUnicodeString(&StringU1, Buffer);
1215  if (!NT_SUCCESS(HalpQueryPartitionType(&StringU1, LayoutInfo, &PartitionType)))
1216  {
1217  break;
1218  }
1219 
1221  {
1222  HalpNextDriveLetter(&StringU1, NtDeviceName, NtSystemPath, 0);
1223  }
1224  }
1225 
1226  /* Free layout, we'll reallocate it for next device */
1227  if (LayoutInfo != NULL)
1228  {
1229  ExFreePoolWithTag(LayoutInfo, 0);
1230  }
1231  }
1232 
1233  /* Now, assign drive letters to everything else */
1234  for (i = 0; i < DiskCount; ++i)
1235  {
1236  /* Get device ID according to derangements map */
1237  if (Devices != NULL)
1238  {
1239  HarddiskCount = Devices[i];
1240  }
1241  else
1242  {
1243  HarddiskCount = i;
1244  }
1245 
1246  /* Query device layout */
1247  swprintf(Buffer, L"\\Device\\Harddisk%d\\Partition0", HarddiskCount);
1248  RtlInitUnicodeString(&StringU1, Buffer);
1249  if (!NT_SUCCESS(HalpQueryDriveLayout(&StringU1, &LayoutInfo)))
1250  {
1251  LayoutInfo = NULL;
1252  }
1253 
1254  /* Save system partition if any */
1255  SystemPartition = 0;
1256  for (PartitionCount = 1; ; ++PartitionCount)
1257  {
1258  swprintf(Buffer, L"\\Device\\Harddisk%d\\Partition%d", HarddiskCount, PartitionCount);
1259  RtlInitUnicodeString(&StringU1, Buffer);
1260  if (!NT_SUCCESS(HalpQueryPartitionType(&StringU1, LayoutInfo, &PartitionType)))
1261  {
1262  break;
1263  }
1264 
1266  {
1267  SystemPartition = PartitionCount;
1268  }
1269  }
1270 
1271  /* And assign drive letter to anything but system partition */
1272  for (PartitionCount = 1; ; ++PartitionCount)
1273  {
1274  if (PartitionCount != SystemPartition)
1275  {
1276  swprintf(Buffer, L"\\Device\\Harddisk%d\\Partition%d", HarddiskCount, PartitionCount);
1277  RtlInitUnicodeString(&StringU1, Buffer);
1278  if (!NT_SUCCESS(HalpQueryPartitionType(&StringU1, LayoutInfo, &PartitionType)))
1279  {
1280  if (LayoutInfo != NULL)
1281  {
1282  ExFreePoolWithTag(LayoutInfo, 0);
1283  }
1284 
1285  break;
1286  }
1287 
1289  {
1290  HalpNextDriveLetter(&StringU1, NtDeviceName, NtSystemPath, 0);
1291  }
1292  }
1293  }
1294  }
1295 
1296  /* We're done with disks, if we have a device map, free it */
1297  if (Devices != NULL)
1298  {
1299  ExFreePoolWithTag(Devices, TAG_FSTUB);
1300  }
1301 
1302  /* Now, assign drive letter to floppy drives */
1303  for (i = 0; i < ConfigInfo->FloppyCount; ++i)
1304  {
1305  swprintf(Buffer, L"\\Device\\Floppy%d", i);
1306  RtlInitUnicodeString(&StringU1, Buffer);
1307  if (HalpIsOldStyleFloppy(&StringU1))
1308  {
1309  HalpNextDriveLetter(&StringU1, NtDeviceName, NtSystemPath, TRUE);
1310  }
1311  }
1312 
1313  /* And CD drives */
1314  for (i = 0; i < ConfigInfo->CdRomCount; ++i)
1315  {
1316  swprintf(Buffer, L"\\Device\\CdRom%d", i);
1317  RtlInitUnicodeString(&StringU1, Buffer);
1318  HalpNextDriveLetter(&StringU1, NtDeviceName, NtSystemPath, TRUE);
1319  }
1320 
1321  /* If not remote boot, handle NtDeviceName */
1322  if (!IoRemoteBootClient && NT_SUCCESS(RtlAnsiStringToUnicodeString(&StringU1, NtDeviceName, TRUE)))
1323  {
1324  /* Assign it a drive letter */
1325  DriveLetter = HalpNextDriveLetter(&StringU1, NULL, NULL, TRUE);
1326  if (DriveLetter != 0)
1327  {
1328  if (DriveLetter != 0xFF)
1329  {
1330  *NtSystemPath = DriveLetter;
1331  }
1332  }
1333  /* If it fails through mount manager, retry manually */
1334  else
1335  {
1336  RtlInitUnicodeString(&StringU2, L"\\Device\\Floppy");
1337  RtlInitUnicodeString(&StringU3, L"\\Device\\CdRom");
1338 
1339  if (RtlPrefixUnicodeString(&StringU2, &StringU1, TRUE))
1340  {
1341  DriveLetter = 'A';
1342  }
1343  else if (RtlPrefixUnicodeString(&StringU3, &StringU1, TRUE))
1344  {
1345  DriveLetter = 'D';
1346  }
1347  else
1348  {
1349  DriveLetter = 'C';
1350  }
1351 
1352  /* Try any drive letter */
1353  while (HalpSetMountLetter(&StringU1, DriveLetter) != STATUS_SUCCESS)
1354  {
1355  ++DriveLetter;
1356 
1357  if (DriveLetter > 'Z')
1358  {
1359  break;
1360  }
1361  }
1362 
1363  /* If we're beyond Z (ie, no slot left) */
1364  if (DriveLetter > 'Z')
1365  {
1366  /* Delete Z, and reuse it for system */
1367  HalpDeleteMountLetter('Z');
1368  HalpSetMountLetter(&StringU1, 'Z');
1369  *NtSystemPath = 'Z';
1370  }
1371  else
1372  {
1373  /* Return matching drive letter */
1374  *NtSystemPath = DriveLetter;
1375  }
1376  }
1377 
1378  RtlFreeUnicodeString(&StringU1);
1379  }
1380 
1381  /* Enable auto assignement for mountmgr */
1383 }
IN PUNICODE_STRING IN POBJECT_ATTRIBUTES ObjectAttributes
Definition: conport.c:35
#define TRUE
Definition: types.h:120
#define OBJ_CASE_INSENSITIVE
Definition: winternl.h:228
ACPI_SIZE strlen(const char *String)
Definition: utclib.c:269
PCONFIGURATION_INFORMATION NTAPI IoGetConfigurationInformation(VOID)
Definition: iorsrce.c:830
NTSYSAPI NTSTATUS NTAPI ZwClose(_In_ HANDLE Handle)
char * strstr(char *String1, char *String2)
Definition: utclib.c:653
LONG NTSTATUS
Definition: precomp.h:26
VOID HalpEnableAutomaticDriveLetterAssignment(VOID)
Definition: disksup.c:857
_Check_return_ _CRTIMP _CONST_RETURN char *__cdecl strrchr(_In_z_ const char *_Str, _In_ int _Ch)
NTSTATUS HalpDeleteMountLetter(UCHAR DriveLetter)
Definition: disksup.c:766
#define PAGED_CODE()
Definition: video.h:57
#define FILE_SHARE_READ
Definition: compat.h:125
NTSTATUS HalpQueryPartitionType(IN PUNICODE_STRING DeviceName, IN PDRIVE_LAYOUT_INFORMATION LayoutInfo, OUT PPARTITION_TYPE PartitionType)
Definition: disksup.c:165
NTSYSAPI VOID NTAPI RtlInitAnsiString(PANSI_STRING DestinationString, PCSZ SourceString)
#define sprintf(buf, format,...)
Definition: sprintf.c:55
HANDLE FileHandle
Definition: stats.c:38
GLsizei GLenum const GLvoid GLsizei GLenum GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLint GLint GLint GLshort GLshort GLshort GLubyte GLubyte GLubyte GLuint GLuint GLuint GLushort GLushort GLushort GLbyte GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLfloat GLint GLint GLint GLint GLshort GLshort GLshort GLshort GLubyte GLubyte GLubyte GLubyte GLuint GLuint GLuint GLuint GLushort GLushort GLushort GLushort GLboolean const GLdouble const GLfloat const GLint const GLshort const GLbyte const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLdouble const GLfloat const GLfloat const GLint const GLint const GLshort const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort GLenum GLenum GLenum GLfloat GLenum GLint GLenum GLenum GLenum GLfloat GLenum GLenum GLint GLenum GLfloat GLenum GLint GLint GLushort GLenum GLenum GLfloat GLenum GLenum GLint GLfloat const GLubyte GLenum GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLint GLint GLsizei GLsizei GLint GLenum GLenum const GLvoid GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLenum const GLdouble GLenum GLenum const GLfloat GLenum GLenum const GLint GLsizei GLuint GLfloat GLuint GLbitfield GLfloat GLint GLuint GLboolean GLenum GLfloat GLenum GLbitfield GLenum GLfloat GLfloat GLint GLint const GLfloat GLenum GLfloat GLfloat GLint GLint GLfloat GLfloat GLint GLint const GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat const GLdouble const GLfloat const GLdouble const GLfloat GLint i
Definition: glfuncs.h:248
#define ANSI_NULL
#define FILE_READ_DATA
Definition: nt_native.h:628
unsigned char BOOLEAN
smooth NULL
Definition: ftsmooth.c:416
VOID NTAPI KeBugCheck(ULONG BugCheckCode)
Definition: bug.c:1507
Definition: bufpool.h:45
UCHAR HalpNextDriveLetter(IN PUNICODE_STRING DeviceName, IN PSTRING NtDeviceName, OUT PUCHAR NtSystemPath, BOOLEAN IsRemovable)
Definition: disksup.c:607
__wchar_t WCHAR
Definition: xmlstorage.h:180
#define NT_SUCCESS(StatCode)
Definition: apphelp.c:32
#define swprintf(buf, format,...)
Definition: sprintf.c:56
NTSYSAPI VOID NTAPI RtlFreeUnicodeString(PUNICODE_STRING UnicodeString)
static PPARTENTRY SystemPartition
Definition: usetup.c:61
#define ExAllocatePoolWithTag(hernya, size, tag)
Definition: env_spec_w32.h:350
NTSYSAPI NTSTATUS NTAPI ZwOpenFile(_Out_ PHANDLE FileHandle, _In_ ACCESS_MASK DesiredAccess, _In_ POBJECT_ATTRIBUTES ObjectAttributes, _Out_ PIO_STATUS_BLOCK IoStatusBlock, _In_ ULONG ShareAccess, _In_ ULONG OpenOptions)
NTSTATUS HalpSetMountLetter(IN PUNICODE_STRING DeviceName, UCHAR DriveLetter)
Definition: disksup.c:522
unsigned char UCHAR
Definition: xmlstorage.h:181
static const WCHAR L[]
Definition: oid.c:1250
#define TAG_FSTUB
Definition: tag.h:195
#define SYNCHRONIZE
Definition: nt_native.h:61
NTSYSAPI VOID NTAPI RtlInitString(PSTRING DestinationString, PCSZ SourceString)
Status
Definition: gdiplustypes.h:24
_CRTIMP char *__cdecl _strupr(_Inout_z_ char *_String)
unsigned short USHORT
Definition: pedump.c:61
NTSYSAPI NTSTATUS NTAPI RtlAnsiStringToUnicodeString(PUNICODE_STRING DestinationString, PANSI_STRING SourceString, BOOLEAN AllocateDestinationString)
signed char * PSTR
Definition: retypes.h:7
unsigned int * PULONG
Definition: retypes.h:1
PULONG IopComputeHarddiskDerangements(IN ULONG DiskCount)
Definition: disksup.c:320
NTSYSAPI BOOLEAN NTAPI RtlPrefixUnicodeString(IN PUNICODE_STRING String1, IN PUNICODE_STRING String2, IN BOOLEAN CaseInSensitive)
BOOLEAN HalpIsOldStyleFloppy(PUNICODE_STRING DeviceName)
Definition: disksup.c:707
#define FILE_SYNCHRONOUS_IO_NONALERT
Definition: from_kernel.h:31
char * strcpy(char *DstString, const char *SrcString)
Definition: utclib.c:388
CHAR PartitionType
Definition: part_xbox.c:32
unsigned int ULONG
Definition: retypes.h:1
NTSTATUS FASTCALL HalpQueryDriveLayout(IN PUNICODE_STRING DeviceName, OUT PDRIVE_LAYOUT_INFORMATION *LayoutInfo)
Definition: disksup.c:56
NTSYSAPI VOID NTAPI RtlInitUnicodeString(PUNICODE_STRING DestinationString, PCWSTR SourceString)
#define InitializeObjectAttributes(p, n, a, r, s)
Definition: reg.c:106
#define ExFreePoolWithTag(_P, _T)
Definition: module.h:1099
IN OUT PLONG IN OUT PLONG Addend IN OUT PLONG IN LONG Increment
Definition: CrNtStubs.h:42
return STATUS_SUCCESS
Definition: btrfs.c:2938
BOOLEAN IoRemoteBootClient
Definition: init.c:67

◆ xHalIoReadPartitionTable()

NTSTATUS FASTCALL xHalIoReadPartitionTable ( IN PDEVICE_OBJECT  DeviceObject,
IN ULONG  SectorSize,
IN BOOLEAN  ReturnRecognizedPartitions,
IN OUT PDRIVE_LAYOUT_INFORMATION PartitionBuffer 
)

Definition at line 1810 of file disksup.c.

1814 {
1815  KEVENT Event;
1817  PIRP Irp;
1818  PPARTITION_DESCRIPTOR PartitionDescriptor;
1819  CCHAR Entry;
1820  NTSTATUS Status;
1822  PUCHAR Buffer = NULL;
1823  ULONG BufferSize = 2048, InputSize;
1824  PDRIVE_LAYOUT_INFORMATION DriveLayoutInfo = NULL;
1825  LONG j = -1, i = -1, k;
1826  DISK_GEOMETRY DiskGeometry;
1827  LONGLONG EndSector, MaxSector, StartOffset;
1828  ULONGLONG MaxOffset;
1829  LARGE_INTEGER Offset, VolumeOffset;
1830  BOOLEAN IsPrimary = TRUE, IsEzDrive = FALSE, MbrFound = FALSE;
1831  BOOLEAN IsValid, IsEmpty = TRUE;
1832  PVOID MbrBuffer;
1833  PIO_STACK_LOCATION IoStackLocation;
1835  LARGE_INTEGER HiddenSectors64;
1836  VolumeOffset.QuadPart = Offset.QuadPart = 0;
1837  PAGED_CODE();
1838 
1839  /* Allocate the buffer */
1841  BufferSize,
1842  TAG_FILE_SYSTEM);
1844 
1845  /* Normalize the buffer size */
1846  InputSize = max(512, SectorSize);
1847 
1848  /* Check for EZ Drive */
1849  HalExamineMBR(DeviceObject, InputSize, 0x55, &MbrBuffer);
1850  if (MbrBuffer)
1851  {
1852  /* EZ Drive found, bias the offset */
1853  IsEzDrive = TRUE;
1854  ExFreePoolWithTag(MbrBuffer, TAG_FILE_SYSTEM);
1855  Offset.QuadPart = 512;
1856  }
1857 
1858  /* Get drive geometry */
1859  Status = HalpGetFullGeometry(DeviceObject, &DiskGeometry, &MaxOffset);
1860  if (!NT_SUCCESS(Status))
1861  {
1863  *PartitionBuffer = NULL;
1864  return Status;
1865  }
1866 
1867  /* Get the end and maximum sector */
1868  EndSector = MaxOffset;
1869  MaxSector = MaxOffset << 1;
1870  DPRINT("FSTUB: MaxOffset = %#I64x, MaxSector = %#I64x\n",
1871  MaxOffset, MaxSector);
1872 
1873  /* Allocate our buffer */
1875  if (!Buffer)
1876  {
1877  /* Fail, free the input buffer */
1879  *PartitionBuffer = NULL;
1881  }
1882 
1883  /* Start partition loop */
1884  do
1885  {
1886  /* Assume the partition is valid */
1887  IsValid = TRUE;
1888 
1889  /* Initialize the event */
1891 
1892  /* Clear the buffer and build the IRP */
1893  RtlZeroMemory(Buffer, InputSize);
1895  DeviceObject,
1896  Buffer,
1897  InputSize,
1898  &Offset,
1899  &Event,
1900  &IoStatusBlock);
1901  if (!Irp)
1902  {
1903  /* Failed */
1905  break;
1906  }
1907 
1908  /* Make sure to disable volume verification */
1909  IoStackLocation = IoGetNextIrpStackLocation(Irp);
1910  IoStackLocation->Flags |= SL_OVERRIDE_VERIFY_VOLUME;
1911 
1912  /* Call the driver */
1914  if (Status == STATUS_PENDING)
1915  {
1916  /* Wait for completion */
1919  }
1920 
1921  /* Normalize status code and check for failure */
1923  if (!NT_SUCCESS(Status)) break;
1924 
1925  /* If we biased for EZ-Drive, unbias now */
1926  if (IsEzDrive && (Offset.QuadPart == 512)) Offset.QuadPart = 0;
1927 
1928  /* Make sure this is a valid MBR */
1930  {
1931  /* It's not, fail */
1932  DPRINT1("FSTUB: (IoReadPartitionTable) No 0xaa55 found in "
1933  "partition table %d\n", j + 1);
1934  break;
1935  }
1936 
1937  /* At this point we have a valid MBR */
1938  MbrFound = TRUE;
1939 
1940  /* Check if we weren't given an offset */
1941  if (!Offset.QuadPart)
1942  {
1943  /* Then read the signature off the disk */
1944  (*PartitionBuffer)->Signature = ((PULONG)Buffer)[PARTITION_TABLE_OFFSET / 2 - 1];
1945  }
1946 
1947  /* Get the partition descriptor array */
1948  PartitionDescriptor = (PPARTITION_DESCRIPTOR)
1950 
1951  /* Start looping partitions */
1952  j++;
1953  DPRINT("FSTUB: Partition Table %d:\n", j);
1954  for (Entry = 1, k = 0; Entry <= 4; Entry++, PartitionDescriptor++)
1955  {
1956  /* Get the partition type */
1957  PartitionType = PartitionDescriptor->PartitionType;
1958 
1959  /* Print debug messages */
1960  DPRINT("Partition Entry %d,%d: type %#x %s\n",
1961  j,
1962  Entry,
1963  PartitionType,
1964  (PartitionDescriptor->ActiveFlag) ? "Active" : "");
1965  DPRINT("\tOffset %#08lx for %#08lx Sectors\n",
1966  GET_STARTING_SECTOR(PartitionDescriptor),
1967  GET_PARTITION_LENGTH(PartitionDescriptor));
1968 
1969  /* Check whether we're facing a protective MBR */
1971  {
1972  /* Partition length might be bigger than disk size */
1973  FstubFixupEfiPartition(PartitionDescriptor,
1974  MaxOffset);
1975  }
1976 
1977  /* Make sure that the partition is valid, unless it's the first */
1978  if (!(HalpIsValidPartitionEntry(PartitionDescriptor,
1979  MaxOffset,
1980  MaxSector)) && (j == 0))
1981  {
1982  /* It's invalid, so fail */
1983  IsValid = FALSE;
1984  break;
1985  }
1986 
1987  /* Check if it's a container */
1989  {
1990  /* Increase the count of containers */
1991  if (++k != 1)
1992  {
1993  /* More then one table is invalid */
1994  DPRINT1("FSTUB: Multiple container partitions found in "
1995  "partition table %d\n - table is invalid\n",
1996  j);
1997  IsValid = FALSE;
1998  break;
1999  }
2000  }
2001 
2002  /* Check if the partition is supposedly empty */
2003  if (IsEmpty)
2004  {
2005  /* But check if it actually has a start and/or length */
2006  if ((GET_STARTING_SECTOR(PartitionDescriptor)) ||
2007  (GET_PARTITION_LENGTH(PartitionDescriptor)))
2008  {
2009  /* So then it's not really empty */
2010  IsEmpty = FALSE;
2011  }
2012  }
2013 
2014  /* Check if the caller wanted only recognized partitions */
2016  {
2017  /* Then check if this one is unused, or a container */
2020  {
2021  /* Skip it, since the caller doesn't want it */
2022  continue;
2023  }
2024  }
2025 
2026  /* Increase the structure count and check if they can fit */
2027  if ((sizeof(DRIVE_LAYOUT_INFORMATION) +
2028  (++i * sizeof(PARTITION_INFORMATION))) >
2029  BufferSize)
2030  {
2031  /* Allocate a new buffer that's twice as big */
2032  DriveLayoutInfo = ExAllocatePoolWithTag(NonPagedPool,
2033  BufferSize << 1,
2034  TAG_FILE_SYSTEM);
2035  if (!DriveLayoutInfo)
2036  {
2037  /* Out of memory, unto this extra structure */
2038  --i;
2040  break;
2041  }
2042 
2043  /* Copy the contents of the old buffer */
2044  RtlMoveMemory(DriveLayoutInfo,
2045  *PartitionBuffer,
2046  BufferSize);
2047 
2048  /* Free the old buffer and set this one as the new one */
2050  *PartitionBuffer = DriveLayoutInfo;
2051 
2052  /* Double the size */
2053  BufferSize <<= 1;
2054  }
2055 
2056  /* Now get the current structure being filled and initialize it */
2057  PartitionInfo = &(*PartitionBuffer)->PartitionEntry[i];
2058  PartitionInfo->PartitionType = PartitionType;
2059  PartitionInfo->RewritePartition = FALSE;
2060 
2061  /* Check if we're dealing with a partition that's in use */
2063  {
2064  /* Check if it's bootable */
2065  PartitionInfo->BootIndicator = PartitionDescriptor->
2066  ActiveFlag & 0x80 ?
2067  TRUE : FALSE;
2068 
2069  /* Check if its' a container */
2071  {
2072  /* Then don't recognize it and use the volume offset */
2073  PartitionInfo->RecognizedPartition = FALSE;
2074  StartOffset = VolumeOffset.QuadPart;
2075  }
2076  else
2077  {
2078  /* Then recognize it and use the partition offset */
2079  PartitionInfo->RecognizedPartition = TRUE;
2080  StartOffset = Offset.QuadPart;
2081  }
2082 
2083  /* Get the starting offset */
2084  PartitionInfo->StartingOffset.QuadPart =
2085  StartOffset +
2086  UInt32x32To64(GET_STARTING_SECTOR(PartitionDescriptor),
2087  SectorSize);
2088 
2089  /* Calculate the number of hidden sectors */
2090  HiddenSectors64.QuadPart = (PartitionInfo->
2091  StartingOffset.QuadPart -
2092  StartOffset) /
2093  SectorSize;
2094  PartitionInfo->HiddenSectors = HiddenSectors64.LowPart;
2095 
2096  /* Get the partition length */
2097  PartitionInfo->PartitionLength.QuadPart =
2098  UInt32x32To64(GET_PARTITION_LENGTH(PartitionDescriptor),
2099  SectorSize);
2100 
2101  /* Get the partition number */
2102  PartitionInfo->PartitionNumber = (!IsContainerPartition(PartitionType)) ? i + 1 : 0;
2103  }
2104  else
2105  {
2106  /* Otherwise, clear all the relevant fields */
2107  PartitionInfo->BootIndicator = FALSE;
2108  PartitionInfo->RecognizedPartition = FALSE;
2109  PartitionInfo->StartingOffset.QuadPart = 0;
2110  PartitionInfo->PartitionLength.QuadPart = 0;
2111  PartitionInfo->HiddenSectors = 0;
2112 
2113  PartitionInfo->PartitionNumber = 0;
2114  }
2115  }
2116 
2117  /* Finish debug log, and check for failure */
2118  DPRINT("\n");
2119  if (!NT_SUCCESS(Status)) break;
2120 
2121  /* Also check if we hit an invalid entry here */
2122  if (!IsValid)
2123  {
2124  /* We did, so break out of the loop minus one entry */
2125  j--;
2126  break;
2127  }
2128 
2129  /* Reset the offset */
2130  Offset.QuadPart = 0;
2131 
2132  /* Go back to the descriptor array and loop it */
2133  PartitionDescriptor = (PPARTITION_DESCRIPTOR)
2135  for (Entry = 1; Entry <= 4; Entry++, PartitionDescriptor++)
2136  {
2137  /* Check if this is a container partition, since we skipped them */
2138  if (IsContainerPartition(PartitionDescriptor->PartitionType))
2139  {
2140  /* Get its offset */
2141  Offset.QuadPart = VolumeOffset.QuadPart +
2142  UInt32x32To64(
2143  GET_STARTING_SECTOR(PartitionDescriptor),
2144  SectorSize);
2145 
2146  /* If this is a primary partition, this is the volume offset */
2147  if (IsPrimary) VolumeOffset = Offset;
2148 
2149  /* Also update the maximum sector */
2150  MaxSector = GET_PARTITION_LENGTH(PartitionDescriptor);
2151  DPRINT1("FSTUB: MaxSector now = %I64d\n", MaxSector);
2152  break;
2153  }
2154  }
2155 
2156  /* Loop the next partitions, which are not primary anymore */
2157  IsPrimary = FALSE;
2158  } while (Offset.HighPart | Offset.LowPart);
2159 
2160  /* Check if this is a removable device that's probably a super-floppy */
2161  if ((DiskGeometry.MediaType == RemovableMedia) &&
2162  (j == 0) && (MbrFound) && (IsEmpty))
2163  {
2164  PBOOT_SECTOR_INFO BootSectorInfo = (PBOOT_SECTOR_INFO)Buffer;
2165 
2166  /* Read the jump bytes to detect super-floppy */
2167  if ((BootSectorInfo->JumpByte[0] == 0xeb) ||
2168  (BootSectorInfo->JumpByte[0] == 0xe9))
2169  {
2170  /* Super floppes don't have typical MBRs, so skip them */
2171  DPRINT1("FSTUB: Jump byte %#x found along with empty partition "
2172  "table - disk is a super floppy and has no valid MBR\n",
2173  BootSectorInfo->JumpByte);
2174  j = -1;
2175  }
2176  }
2177 
2178  /* Check if we're still at partition -1 */
2179  if (j == -1)
2180  {
2181  /* The likely cause is the super floppy detection above */
2182  if ((MbrFound) || (DiskGeometry.MediaType == RemovableMedia))
2183  {
2184  /* Print out debugging information */
2185  DPRINT1("FSTUB: Drive %#p has no valid MBR. Make it into a "
2186  "super-floppy\n",
2187  DeviceObject);
2188  DPRINT1("FSTUB: Drive has %I64d sectors and is %#016I64x "
2189  "bytes large\n",
2190  EndSector, EndSector * DiskGeometry.BytesPerSector);
2191 
2192  /* We should at least have some sectors */
2193  if (EndSector > 0)
2194  {
2195  /* Get the entry we'll use */
2196  PartitionInfo = &(*PartitionBuffer)->PartitionEntry[0];
2197 
2198  /* Fill it out with data for a super-floppy */
2199  PartitionInfo->RewritePartition = FALSE;
2200  PartitionInfo->RecognizedPartition = TRUE;
2201  PartitionInfo->PartitionType = PARTITION_FAT_16;
2202  PartitionInfo->BootIndicator = FALSE;
2203  PartitionInfo->HiddenSectors = 0;
2204  PartitionInfo->StartingOffset.QuadPart = 0;
2205  PartitionInfo->PartitionLength.QuadPart = (EndSector *
2206  DiskGeometry.
2207  BytesPerSector);
2208 
2209  /* FIXME: REACTOS HACK */
2210  PartitionInfo->PartitionNumber = 0;
2211 
2212  /* Set the signature and set the count back to 0 */
2213  (*PartitionBuffer)->Signature = 1;
2214  i = 0;
2215  }
2216  }
2217  else
2218  {
2219  /* Otherwise, this isn't a super floppy, so set an invalid count */
2220  i = -1;
2221  }
2222  }
2223 
2224  /* Set the partition count */
2225  (*PartitionBuffer)->PartitionCount = ++i;
2226 
2227  /* If we have no count, delete the signature */
2228  if (!i) (*PartitionBuffer)->Signature = 0;
2229 
2230  /* Free the buffer and check for success */
2232  if (!NT_SUCCESS(Status))
2233  {
2235  *PartitionBuffer = NULL;
2236  }
2237 
2238  /* Return status */
2239  return Status;
2240 }
#define TAG_FILE_SYSTEM
Definition: tag.h:50
#define max(a, b)
Definition: svc.c:63
#define TRUE
Definition: types.h:120
#define GET_STARTING_SECTOR(p)
Definition: hal.h:252
#define STATUS_INSUFFICIENT_RESOURCES
Definition: udferr_usr.h:158
#define EFI_PMBR_OSTYPE_EFI
Definition: disksup.c:25
_In_ PFCB _In_ LONGLONG StartingOffset
Definition: cdprocs.h:282
struct _Entry Entry
Definition: kefuncs.h:627
PIRP NTAPI IoBuildSynchronousFsdRequest(IN ULONG MajorFunction, IN PDEVICE_OBJECT DeviceObject, IN PVOID Buffer, IN ULONG Length, IN PLARGE_INTEGER StartingOffset, IN PKEVENT Event, IN PIO_STATUS_BLOCK IoStatusBlock)
Definition: irp.c:1069
_In_ PIRP Irp
Definition: csq.h:116
UCHAR JumpByte[1]
Definition: hal.h:301
unsigned char * PUCHAR
Definition: retypes.h:3
LONG NTSTATUS
Definition: precomp.h:26
#define PARTITION_TABLE_OFFSET
Definition: hal.h:243
#define IsContainerPartition(PartitionType)
Definition: ntdddisk.h:250
ULONG BytesPerSector
Definition: ntdddisk.h:381
NTSTATUS NTAPI KeWaitForSingleObject(IN PVOID Object, IN KWAIT_REASON WaitReason, IN KPROCESSOR_MODE WaitMode, IN BOOLEAN Alertable, IN PLARGE_INTEGER Timeout OPTIONAL)
Definition: wait.c:416
#define PAGED_CODE()
Definition: video.h:57
#define RtlMoveMemory(Destination, Source, Length)
Definition: typedefs.h:264
#define PARTITION_ENTRY_UNUSED
Definition: disk.h:86
GLsizei GLenum const GLvoid GLsizei GLenum GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLint GLint GLint GLshort GLshort GLshort GLubyte GLubyte GLubyte GLuint GLuint GLuint GLushort GLushort GLushort GLbyte GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLfloat GLint GLint GLint GLint GLshort GLshort GLshort GLshort GLubyte GLubyte GLubyte GLubyte GLuint GLuint GLuint GLuint GLushort GLushort GLushort GLushort GLboolean const GLdouble const GLfloat const GLint const GLshort const GLbyte const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLdouble const GLfloat const GLfloat const GLint const GLint const GLshort const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort GLenum GLenum GLenum GLfloat GLenum GLint GLenum GLenum GLenum GLfloat GLenum GLenum GLint GLenum GLfloat GLenum GLint GLint GLushort GLenum GLenum GLfloat GLenum GLenum GLint GLfloat const GLubyte GLenum GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLint GLint GLsizei GLsizei GLint GLenum GLenum const GLvoid GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLenum const GLdouble GLenum GLenum const GLfloat GLenum GLenum const GLint GLsizei GLuint GLfloat GLuint GLbitfield GLfloat GLint GLuint GLboolean GLenum GLfloat GLenum GLbitfield GLenum GLfloat GLfloat GLint GLint const GLfloat GLenum GLfloat GLfloat GLint GLint GLfloat GLfloat GLint GLint const GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat const GLdouble const GLfloat const GLdouble const GLfloat GLint i
Definition: glfuncs.h:248
_In_ ULONG _In_ ULONG Offset
Definition: ntddpcm.h:101
long LONG
Definition: pedump.c:60
_In_ PVOID _In_ ULONG Event
Definition: iotypes.h:435
_In_ ULONG _In_ BOOLEAN _Out_ struct _DRIVE_LAYOUT_INFORMATION ** PartitionBuffer
Definition: iofuncs.h:2048
unsigned char BOOLEAN
smooth NULL
Definition: ftsmooth.c:416
#define SL_OVERRIDE_VERIFY_VOLUME
Definition: iotypes.h:1780
void DPRINT(...)
Definition: polytest.cpp:61
Definition: bufpool.h:45
NTSTATUS NTAPI HalpGetFullGeometry(IN PDEVICE_OBJECT DeviceObject, IN PDISK_GEOMETRY Geometry, OUT PULONGLONG RealSectorCount)
Definition: disksup.c:1389
GLsizei GLenum const GLvoid GLsizei GLenum GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLint GLint GLint GLshort GLshort GLshort GLubyte GLubyte GLubyte GLuint GLuint GLuint GLushort GLushort GLushort GLbyte GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLfloat GLint GLint GLint GLint GLshort GLshort GLshort GLshort GLubyte GLubyte GLubyte GLubyte GLuint GLuint GLuint GLuint GLushort GLushort GLushort GLushort GLboolean const GLdouble const GLfloat const GLint const GLshort const GLbyte const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLdouble const GLfloat const GLfloat const GLint const GLint const GLshort const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort GLenum GLenum GLenum GLfloat GLenum GLint GLenum GLenum GLenum GLfloat GLenum GLenum GLint GLenum GLfloat GLenum GLint GLint GLushort GLenum GLenum GLfloat GLenum GLenum GLint GLfloat const GLubyte GLenum GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLint GLint GLsizei GLsizei GLint GLenum GLenum const GLvoid GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLenum const GLdouble GLenum GLenum const GLfloat GLenum GLenum const GLint GLsizei GLuint GLfloat GLuint GLbitfield GLfloat GLint GLuint GLboolean GLenum GLfloat GLenum GLbitfield GLenum GLfloat GLfloat GLint GLint const GLfloat GLenum GLfloat GLfloat GLint GLint GLfloat GLfloat GLint GLint const GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat const GLdouble const GLfloat const GLdouble const GLfloat GLint GLint GLint j
Definition: glfuncs.h:250
int64_t LONGLONG
Definition: typedefs.h:67
#define GET_PARTITION_LENGTH(p)
Definition: hal.h:261
#define BOOT_RECORD_SIGNATURE
Definition: parttest.c:17
#define NT_SUCCESS(StatCode)
Definition: apphelp.c:32
#define STATUS_PENDING
Definition: ntstatus.h:82
char CCHAR
Definition: typedefs.h:51
UCHAR PartitionType
Definition: hal.h:282
uint64_t ULONGLONG
Definition: typedefs.h:66
struct _PARTITION_DESCRIPTOR * PPARTITION_DESCRIPTOR
_In_ ULONG _In_ struct _SET_PARTITION_INFORMATION_EX * PartitionInfo
Definition: iofuncs.h:2101
#define BufferSize
Definition: classpnp.h:419
MEDIA_TYPE MediaType
Definition: ntdddisk.h:378
#define PARTITION_FAT_16
Definition: disk.h:90
VOID NTAPI FstubFixupEfiPartition(IN PPARTITION_DESCRIPTOR PartitionDescriptor, IN ULONGLONG MaxOffset)
Definition: disksup.c:1791
#define ExAllocatePoolWithTag(hernya, size, tag)
Definition: env_spec_w32.h:350
unsigned char UCHAR
Definition: xmlstorage.h:181
BOOLEAN NTAPI HalpIsValidPartitionEntry(IN PPARTITION_DESCRIPTOR Entry, IN ULONGLONG MaxOffset, IN ULONGLONG MaxSector)
Definition: disksup.c:1483
_In_ ULONG _In_ BOOLEAN ReturnRecognizedPartitions
Definition: iofuncs.h:2046
#define BOOT_SIGNATURE_OFFSET
Definition: hal.h:244
ULONG LowPart
Definition: typedefs.h:105
#define STATUS_NO_DATA_DETECTED
Definition: udferr_usr.h:131
__drv_aliasesMem FORCEINLINE PIO_STACK_LOCATION IoGetNextIrpStackLocation(_In_ PIRP Irp)
Definition: iofuncs.h:2647
UCHAR ActiveFlag
Definition: hal.h:278
Status
Definition: gdiplustypes.h:24
IN PDEVICE_OBJECT DeviceObject
Definition: fatprocs.h:1560
#define KeInitializeEvent(pEvt, foo, foo2)
Definition: env_spec_w32.h:477
static OUT PIO_STATUS_BLOCK IoStatusBlock
Definition: pipe.c:75
unsigned int * PULONG
Definition: retypes.h:1
NTSTATUS NTAPI IoCallDriver(IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp)
Definition: irp.c:1218
#define DPRINT1
Definition: precomp.h:8
#define IRP_MJ_READ
Definition: rdpdr.c:46
CHAR PartitionType
Definition: part_xbox.c:32
unsigned int ULONG
Definition: retypes.h:1
#define RtlZeroMemory(Destination, Length)
Definition: typedefs.h:262
VOID FASTCALL HalExamineMBR(IN PDEVICE_OBJECT DeviceObject, IN ULONG SectorSize, IN ULONG MbrTypeIdentifier, OUT PVOID *MbrBuffer)
Definition: disksup.c:2726
#define ExFreePoolWithTag(_P, _T)
Definition: module.h:1099
_In_ ULONG SectorSize
Definition: halfuncs.h:291
IN BOOLEAN OUT PSTR Buffer
Definition: progress.h:34
return STATUS_SUCCESS
Definition: btrfs.c:2938
#define UInt32x32To64(a, b)
Definition: intsafe.h:258
int k
Definition: mpi.c:3369
unsigned short * PUSHORT
Definition: retypes.h:2
base of all file and directory entries
Definition: entries.h:82
struct _BOOT_SECTOR_INFO * PBOOT_SECTOR_INFO
LONGLONG QuadPart
Definition: typedefs.h:113

◆ xHalIoSetPartitionInformation()

NTSTATUS FASTCALL xHalIoSetPartitionInformation ( IN PDEVICE_OBJECT  DeviceObject,
IN ULONG  SectorSize,
IN ULONG  PartitionNumber,
IN ULONG  PartitionType 
)

Definition at line 2244 of file disksup.c.

2248 {
2249  PIRP Irp;
2250  KEVENT Event;
2252  NTSTATUS Status;
2253  LARGE_INTEGER Offset, VolumeOffset;
2254  PUCHAR Buffer = NULL;
2255  ULONG BufferSize;
2256  ULONG i = 0;
2257  ULONG Entry;
2258  PPARTITION_DESCRIPTOR PartitionDescriptor;
2259  BOOLEAN IsPrimary = TRUE, IsEzDrive = FALSE;
2260  PVOID MbrBuffer;
2261  PIO_STACK_LOCATION IoStackLocation;
2262  VolumeOffset.QuadPart = Offset.QuadPart = 0;
2263  PAGED_CODE();
2264 
2265  /* Normalize the buffer size */
2266  BufferSize = max(512, SectorSize);
2267 
2268  /* Check for EZ Drive */
2269  HalExamineMBR(DeviceObject, BufferSize, 0x55, &MbrBuffer);
2270  if (MbrBuffer)
2271  {
2272  /* EZ Drive found, bias the offset */
2273  IsEzDrive = TRUE;
2274  ExFreePoolWithTag(MbrBuffer, TAG_FILE_SYSTEM);
2275  Offset.QuadPart = 512;
2276  }
2277 
2278  /* Allocate our partition buffer */
2281 
2282  /* Initialize the event we'll use and loop partitions */
2284  do
2285  {
2286  /* Reset the event since we reuse it */
2287  KeClearEvent(&Event);
2288 
2289  /* Build the read IRP */
2291  DeviceObject,
2292  Buffer,
2293  BufferSize,
2294  &Offset,
2295  &Event,
2296  &IoStatusBlock);
2297  if (!Irp)
2298  {
2299  /* Fail */
2301  break;
2302  }
2303 
2304  /* Make sure to disable volume verification */
2305  IoStackLocation = IoGetNextIrpStackLocation(Irp);
2306  IoStackLocation->Flags |= SL_OVERRIDE_VERIFY_VOLUME;
2307 
2308  /* Call the driver */
2310  if (Status == STATUS_PENDING)
2311  {
2312  /* Wait for completion */
2315  }
2316 
2317  /* Check for failure */
2318  if (!NT_SUCCESS(Status)) break;
2319 
2320  /* If we biased for EZ-Drive, unbias now */
2321  if (IsEzDrive && (Offset.QuadPart == 512)) Offset.QuadPart = 0;
2322 
2323  /* Make sure this is a valid MBR */
2325  {
2326  /* It's not, fail */
2328  break;
2329  }
2330 
2331  /* Get the partition descriptors and loop them */
2332  PartitionDescriptor = (PPARTITION_DESCRIPTOR)
2334  for (Entry = 1; Entry <= 4; Entry++, PartitionDescriptor++)
2335  {
2336  /* Check if it's unused or a container partition */
2337  if ((PartitionDescriptor->PartitionType ==
2339  (IsContainerPartition(PartitionDescriptor->PartitionType)))
2340  {
2341  /* Go to the next one */
2342  continue;
2343  }
2344 
2345  /* It's a valid partition, so increase the partition count */
2346  if (++i == PartitionNumber)
2347  {
2348  /* We found a match, set the type */
2349  PartitionDescriptor->PartitionType = (UCHAR)PartitionType;
2350 
2351  /* Reset the reusable event */
2352  KeClearEvent(&Event);
2353 
2354  /* Build the write IRP */
2356  DeviceObject,
2357  Buffer,
2358  BufferSize,
2359  &Offset,
2360  &Event,
2361  &IoStatusBlock);
2362  if (!Irp)
2363  {
2364  /* Fail */
2366  break;
2367  }
2368 
2369  /* Disable volume verification */
2370  IoStackLocation = IoGetNextIrpStackLocation(Irp);
2371  IoStackLocation->Flags |= SL_OVERRIDE_VERIFY_VOLUME;
2372 
2373  /* Call the driver */
2375  if (Status == STATUS_PENDING)
2376  {
2377  /* Wait for completion */
2379  Executive,
2380  KernelMode,
2381  FALSE,
2382  NULL);
2384  }
2385 
2386  /* We're done, break out of the loop */
2387  break;
2388  }
2389  }
2390 
2391  /* If we looped all the partitions, break out */
2392  if (Entry <= NUM_PARTITION_TABLE_ENTRIES) break;
2393 
2394  /* Nothing found yet, get the partition array again */
2395  PartitionDescriptor = (PPARTITION_DESCRIPTOR)
2397  for (Entry = 1; Entry <= 4; Entry++, PartitionDescriptor++)
2398  {
2399  /* Check if this was a container partition (we skipped these) */
2400  if (IsContainerPartition(PartitionDescriptor->PartitionType))
2401  {
2402  /* Update the partition offset */
2403  Offset.QuadPart = VolumeOffset.QuadPart +
2404  GET_STARTING_SECTOR(PartitionDescriptor) *
2405  SectorSize;
2406 
2407  /* If this was the primary partition, update the volume too */
2408  if (IsPrimary) VolumeOffset = Offset;
2409  break;
2410  }
2411  }
2412 
2413  /* Check if we already searched all the partitions */
2415  {
2416  /* Then we failed to find a good MBR */
2418  break;
2419  }
2420 
2421  /* Loop the next partitions, which are not primary anymore */
2422  IsPrimary = FALSE;
2423  } while (i < PartitionNumber);
2424 
2425  /* Everything done, cleanup */
2427  return Status;
2428 }
#define TAG_FILE_SYSTEM
Definition: tag.h:50
#define max(a, b)
Definition: svc.c:63
#define TRUE
Definition: types.h:120
#define GET_STARTING_SECTOR(p)
Definition: hal.h:252
#define STATUS_INSUFFICIENT_RESOURCES
Definition: udferr_usr.h:158
struct _Entry Entry
Definition: kefuncs.h:627
PIRP NTAPI IoBuildSynchronousFsdRequest(IN ULONG MajorFunction, IN PDEVICE_OBJECT DeviceObject, IN PVOID Buffer, IN ULONG Length, IN PLARGE_INTEGER StartingOffset, IN PKEVENT Event, IN PIO_STATUS_BLOCK IoStatusBlock)
Definition: irp.c:1069
_In_ PIRP Irp
Definition: csq.h:116
unsigned char * PUCHAR
Definition: retypes.h:3
LONG NTSTATUS
Definition: precomp.h:26
#define STATUS_BAD_MASTER_BOOT_RECORD
Definition: ntstatus.h:391
#define PARTITION_TABLE_OFFSET
Definition: hal.h:243
#define IsContainerPartition(PartitionType)
Definition: ntdddisk.h:250
_In_ ULONG _In_ ULONG PartitionNumber
Definition: iofuncs.h:2056
NTSTATUS NTAPI KeWaitForSingleObject(IN PVOID Object, IN KWAIT_REASON WaitReason, IN KPROCESSOR_MODE WaitMode, IN BOOLEAN Alertable, IN PLARGE_INTEGER Timeout OPTIONAL)
Definition: wait.c:416
#define PAGED_CODE()
Definition: video.h:57
#define PARTITION_ENTRY_UNUSED
Definition: disk.h:86
GLsizei GLenum const GLvoid GLsizei GLenum GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLint GLint GLint GLshort GLshort GLshort GLubyte GLubyte GLubyte GLuint GLuint GLuint GLushort GLushort GLushort GLbyte GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLfloat GLint GLint GLint GLint GLshort GLshort GLshort GLshort GLubyte GLubyte GLubyte GLubyte GLuint GLuint GLuint GLuint GLushort GLushort GLushort GLushort GLboolean const GLdouble const GLfloat const GLint const GLshort const GLbyte const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLdouble const GLfloat const GLfloat const GLint const GLint const GLshort const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort GLenum GLenum GLenum GLfloat GLenum GLint GLenum GLenum GLenum GLfloat GLenum GLenum GLint GLenum GLfloat GLenum GLint GLint GLushort GLenum GLenum GLfloat GLenum GLenum GLint GLfloat const GLubyte GLenum GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLint GLint GLsizei GLsizei GLint GLenum GLenum const GLvoid GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLenum const GLdouble GLenum GLenum const GLfloat GLenum GLenum const GLint GLsizei GLuint GLfloat GLuint GLbitfield GLfloat GLint GLuint GLboolean GLenum GLfloat GLenum GLbitfield GLenum GLfloat GLfloat GLint GLint const GLfloat GLenum GLfloat GLfloat GLint GLint GLfloat GLfloat GLint GLint const GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat const GLdouble const GLfloat const GLdouble const GLfloat GLint i
Definition: glfuncs.h:248
_In_ ULONG _In_ ULONG Offset
Definition: ntddpcm.h:101
_In_ PVOID _In_ ULONG Event
Definition: iotypes.h:435
unsigned char BOOLEAN
smooth NULL
Definition: ftsmooth.c:416
#define SL_OVERRIDE_VERIFY_VOLUME
Definition: iotypes.h:1780
Definition: bufpool.h:45
#define BOOT_RECORD_SIGNATURE
Definition: parttest.c:17
#define NT_SUCCESS(StatCode)
Definition: apphelp.c:32
#define STATUS_PENDING
Definition: ntstatus.h:82
UCHAR PartitionType
Definition: hal.h:282
struct _PARTITION_DESCRIPTOR * PPARTITION_DESCRIPTOR
#define BufferSize
Definition: classpnp.h:419
#define ExAllocatePoolWithTag(hernya, size, tag)
Definition: env_spec_w32.h:350
unsigned char UCHAR
Definition: xmlstorage.h:181
#define BOOT_SIGNATURE_OFFSET
Definition: hal.h:244
#define PAGE_SIZE
Definition: env_spec_w32.h:49
__drv_aliasesMem FORCEINLINE PIO_STACK_LOCATION IoGetNextIrpStackLocation(_In_ PIRP Irp)
Definition: iofuncs.h:2647
Status
Definition: gdiplustypes.h:24
IN PDEVICE_OBJECT DeviceObject
Definition: fatprocs.h:1560
#define KeInitializeEvent(pEvt, foo, foo2)
Definition: env_spec_w32.h:477
static OUT PIO_STATUS_BLOCK IoStatusBlock
Definition: pipe.c:75
NTSTATUS NTAPI IoCallDriver(IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp)
Definition: irp.c:1218
#define IRP_MJ_READ
Definition: rdpdr.c:46
CHAR PartitionType
Definition: part_xbox.c:32
#define NUM_PARTITION_TABLE_ENTRIES
Definition: hal.h:247
unsigned int ULONG
Definition: retypes.h:1
VOID FASTCALL HalExamineMBR(IN PDEVICE_OBJECT DeviceObject, IN ULONG SectorSize, IN ULONG MbrTypeIdentifier, OUT PVOID *MbrBuffer)
Definition: disksup.c:2726
#define IRP_MJ_WRITE
Definition: rdpdr.c:47
#define ExFreePoolWithTag(_P, _T)
Definition: module.h:1099
_In_ ULONG SectorSize
Definition: halfuncs.h:291
VOID NTAPI KeClearEvent(IN PKEVENT Event)
Definition: eventobj.c:22
unsigned short * PUSHORT
Definition: retypes.h:2
base of all file and directory entries
Definition: entries.h:82
LONGLONG QuadPart
Definition: typedefs.h:113

◆ xHalIoWritePartitionTable()

NTSTATUS FASTCALL xHalIoWritePartitionTable ( IN PDEVICE_OBJECT  DeviceObject,
IN ULONG  SectorSize,
IN ULONG  SectorsPerTrack,
IN ULONG  NumberOfHeads,
IN PDRIVE_LAYOUT_INFORMATION  PartitionBuffer 
)

Definition at line 2432 of file disksup.c.

2437 {
2438  KEVENT Event;
2440  PIRP Irp;
2442  ULONG BufferSize;
2443  PUSHORT Buffer;
2444  PPTE Entry;
2445  PPARTITION_TABLE PartitionTable;
2446  LARGE_INTEGER Offset, NextOffset, ExtendedOffset, SectorOffset;
2447  LARGE_INTEGER StartOffset, PartitionLength;
2448  ULONG i, j;
2449  CCHAR k;
2450  BOOLEAN IsEzDrive = FALSE, IsSuperFloppy = FALSE, DoRewrite = FALSE, IsMbr;
2451  ULONG ConventionalCylinders;
2452  LONGLONG DiskSize;
2454  PVOID MbrBuffer;
2456  PIO_STACK_LOCATION IoStackLocation;
2459  ExtendedOffset.QuadPart = NextOffset.QuadPart = Offset.QuadPart = 0;
2460  PAGED_CODE();
2461 
2462  /* Normalize the buffer size */
2463  BufferSize = max(512, SectorSize);
2464 
2465  /* Get the partial drive geometry */
2466  xHalGetPartialGeometry(DeviceObject, &ConventionalCylinders, &DiskSize);
2467 
2468  /* Check for EZ Drive */
2469  HalExamineMBR(DeviceObject, BufferSize, 0x55, &MbrBuffer);
2470  if (MbrBuffer)
2471  {
2472  /* EZ Drive found, bias the offset */
2473  IsEzDrive = TRUE;
2474  ExFreePoolWithTag(MbrBuffer, TAG_FILE_SYSTEM);
2475  Offset.QuadPart = 512;
2476  }
2477 
2478  /* Get the number of bits to shift to multiply by the sector size */
2479  for (k = 0; k < 32; k++) if ((SectorSize >> k) == 1) break;
2480 
2481  /* Check if there's only one partition */
2482  if (PartitionBuffer->PartitionCount == 1)
2483  {
2484  /* Check if it has no starting offset or hidden sectors */
2485  if (!(PartitionInfo->StartingOffset.QuadPart) &&
2486  !(PartitionInfo->HiddenSectors))
2487  {
2488  /* Then it's a super floppy */
2489  IsSuperFloppy = TRUE;
2490 
2491  /* Which also means it must be non-bootable FAT-16 */
2492  if ((PartitionInfo->PartitionNumber) ||
2493  (PartitionInfo->PartitionType != PARTITION_FAT_16) ||
2494  (PartitionInfo->BootIndicator))
2495  {
2496  /* It's not, so we fail */
2497  return STATUS_INVALID_PARAMETER;
2498  }
2499 
2500  /* Check if it needs a rewrite, and disable EZ drive for sure */
2501  if (PartitionInfo->RewritePartition) DoRewrite = TRUE;
2502  IsEzDrive = FALSE;
2503  }
2504  }
2505 
2506  /* Count the number of partition tables */
2507  DiskLayout->TableCount = (PartitionBuffer->PartitionCount + 4 - 1) / 4;
2508 
2509  /* Allocate our partition buffer */
2512 
2513  /* Loop the entries */
2515  for (i = 0; i < DiskLayout->TableCount; i++)
2516  {
2517  /* Set if this is the MBR partition */
2518  IsMbr= (BOOLEAN)!i;
2519 
2520  /* Initialize th event */
2522 
2523  /* Build the read IRP */
2525  DeviceObject,
2526  Buffer,
2527  BufferSize,
2528  &Offset,
2529  &Event,
2530  &IoStatusBlock);
2531  if (!Irp)
2532  {
2533  /* Fail */
2535  break;
2536  }
2537 
2538  /* Make sure to disable volume verification */
2539  IoStackLocation = IoGetNextIrpStackLocation(Irp);
2540  IoStackLocation->Flags |= SL_OVERRIDE_VERIFY_VOLUME;
2541 
2542  /* Call the driver */
2544  if (Status == STATUS_PENDING)
2545  {
2546  /* Wait for completion */
2549  }
2550 
2551  /* Check for failure */
2552  if (!NT_SUCCESS(Status)) break;
2553 
2554  /* If we biased for EZ-Drive, unbias now */
2555  if (IsEzDrive && (Offset.QuadPart == 512)) Offset.QuadPart = 0;
2556 
2557  /* Check if this is a normal disk */
2558  if (!IsSuperFloppy)
2559  {
2560  /* Set the boot record signature */
2562 
2563  /* By default, don't require a rewrite */
2564  DoRewrite = FALSE;
2565 
2566  /* Check if we don't have an offset */
2567  if (!Offset.QuadPart)
2568  {
2569  /* Check if the signature doesn't match */
2570  if (((PULONG)Buffer)[PARTITION_TABLE_OFFSET / 2 - 1] !=
2571  PartitionBuffer->Signature)
2572  {
2573  /* Then write the signature and now we need a rewrite */
2574  ((PULONG)Buffer)[PARTITION_TABLE_OFFSET / 2 - 1] =
2575  PartitionBuffer->Signature;
2576  DoRewrite = TRUE;
2577  }
2578  }
2579 
2580  /* Loop the partition table entries */
2581  PartitionTable = &DiskLayout->PartitionTable[i];
2582  for (j = 0; j < 4; j++)
2583  {
2584  /* Get the current entry and type */
2585  TableEntry = &PartitionTable->PartitionEntry[j];
2586  PartitionType = TableEntry->PartitionType;
2587 
2588  /* Check if the entry needs a rewrite */
2589  if (TableEntry->RewritePartition)
2590  {
2591  /* Then we need one too */
2592  DoRewrite = TRUE;
2593 
2594  /* Save the type and if it's a bootable partition */
2595  Entry[j].PartitionType = TableEntry->PartitionType;
2596  Entry[j].ActiveFlag = TableEntry->BootIndicator ? 0x80 : 0;
2597 
2598  /* Make sure it's used */
2600  {
2601  /* Make sure it's not a container (unless primary) */
2602  if ((IsMbr) || !(IsContainerPartition(PartitionType)))
2603  {
2604  /* Use the partition offset */
2605  StartOffset.QuadPart = Offset.QuadPart;
2606  }
2607  else
2608  {
2609  /* Use the extended logical partition offset */
2610  StartOffset.QuadPart = ExtendedOffset.QuadPart;
2611  }
2612 
2613  /* Set the sector offset */
2614  SectorOffset.QuadPart = TableEntry->
2615  StartingOffset.QuadPart -
2616  StartOffset.QuadPart;
2617 
2618  /* Now calculate the starting sector */
2619  StartOffset.QuadPart = SectorOffset.QuadPart >> k;
2620  Entry[j].StartingSector = StartOffset.LowPart;
2621 
2622  /* As well as the length */
2623  PartitionLength.QuadPart = TableEntry->PartitionLength.
2624  QuadPart >> k;
2625  Entry[j].PartitionLength = PartitionLength.LowPart;
2626 
2627  /* Calculate the CHS values */
2628  HalpCalculateChsValues(&TableEntry->StartingOffset,
2629  &TableEntry->PartitionLength,
2630  k,
2632  NumberOfHeads,
2633  ConventionalCylinders,
2635  &Entry[j]);
2636  }
2637  else
2638  {
2639  /* Otherwise set up an empty entry */
2640  Entry[j].StartingSector = 0;
2641  Entry[j].PartitionLength = 0;
2642  Entry[j].StartingTrack = 0;
2643  Entry[j].EndingTrack = 0;
2644  Entry[j].StartingCylinder = 0;
2645  Entry[j].EndingCylinder = 0;
2646  }
2647  }
2648 
2649  /* Check if this is a container partition */
2651  {
2652  /* Then update the offset to use */
2653  NextOffset = TableEntry->StartingOffset;
2654  }
2655  }
2656  }
2657 
2658  /* Check if we need to write back the buffer */
2659  if (DoRewrite)
2660  {
2661  /* We don't need to do this again */
2662  DoRewrite = FALSE;
2663 
2664  /* Initialize the event */
2666 
2667  /* If we unbiased for EZ-Drive, rebias now */
2668  if ((IsEzDrive) && !(Offset.QuadPart)) Offset.QuadPart = 512;
2669 
2670  /* Build the write IRP */
2672  DeviceObject,
2673  Buffer,
2674  BufferSize,
2675  &Offset,
2676  &Event,
2677  &IoStatusBlock);
2678  if (!Irp)
2679  {
2680  /* Fail */
2682  break;
2683  }
2684 
2685  /* Make sure to disable volume verification */
2686  IoStackLocation = IoGetNextIrpStackLocation(Irp);
2687  IoStackLocation->Flags |= SL_OVERRIDE_VERIFY_VOLUME;
2688 
2689  /* Call the driver */
2691  if (Status == STATUS_PENDING)
2692  {
2693  /* Wait for completion */
2695  Executive,
2696  KernelMode,
2697  FALSE,
2698  NULL);
2700  }
2701 
2702  /* Check for failure */
2703  if (!NT_SUCCESS(Status)) break;
2704 
2705  /* If we biased for EZ-Drive, unbias now */
2706  if (IsEzDrive && (Offset.QuadPart == 512)) Offset.QuadPart = 0;
2707  }
2708 
2709  /* Update the partition offset and set the extended offset if needed */
2710  Offset = NextOffset;
2711  if (IsMbr) ExtendedOffset = NextOffset;
2712  }
2713 
2714  /* If we had a buffer, free it, then return status */
2716  return Status;
2717 }
#define TAG_FILE_SYSTEM
Definition: tag.h:50
#define max(a, b)
Definition: svc.c:63
#define TRUE
Definition: types.h:120
#define STATUS_INSUFFICIENT_RESOURCES
Definition: udferr_usr.h:158
_In_ PFCB _In_ LONGLONG StartingOffset
Definition: cdprocs.h:282
struct _Entry Entry
Definition: kefuncs.h:627
Definition: hal.h:331
struct _PTE * PPTE
PIRP NTAPI IoBuildSynchronousFsdRequest(IN ULONG MajorFunction, IN PDEVICE_OBJECT DeviceObject, IN PVOID Buffer, IN ULONG Length, IN PLARGE_INTEGER StartingOffset, IN PKEVENT Event, IN PIO_STATUS_BLOCK IoStatusBlock)
Definition: irp.c:1069
_In_ PIRP Irp
Definition: csq.h:116
#define STATUS_INVALID_PARAMETER
Definition: udferr_usr.h:135
VOID NTAPI HalpCalculateChsValues(IN PLARGE_INTEGER PartitionOffset, IN PLARGE_INTEGER PartitionLength, IN CCHAR ShiftCount, IN ULONG SectorsPerTrack, IN ULONG NumberOfTracks, IN ULONG ConventionalCylinders, OUT PPARTITION_DESCRIPTOR PartitionDescriptor)
Definition: disksup.c:1524
LONG NTSTATUS
Definition: precomp.h:26
#define PARTITION_TABLE_OFFSET
Definition: hal.h:243
#define IsContainerPartition(PartitionType)
Definition: ntdddisk.h:250
_In_ ULONG _In_ ULONG _In_ ULONG NumberOfHeads
Definition: iofuncs.h:2066
NTSTATUS NTAPI KeWaitForSingleObject(IN PVOID Object, IN KWAIT_REASON WaitReason, IN KPROCESSOR_MODE WaitMode, IN BOOLEAN Alertable, IN PLARGE_INTEGER Timeout OPTIONAL)
Definition: wait.c:416
struct _DISK_LAYOUT * PDISK_LAYOUT
#define PAGED_CODE()
Definition: video.h:57
PARTITION_INFORMATION PartitionEntry[4]
Definition: hal.h:318
#define PARTITION_ENTRY_UNUSED
Definition: disk.h:86
GLsizei GLenum const GLvoid GLsizei GLenum GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLint GLint GLint GLshort GLshort GLshort GLubyte GLubyte GLubyte GLuint GLuint GLuint GLushort GLushort GLushort GLbyte GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLfloat GLint GLint GLint GLint GLshort GLshort GLshort GLshort GLubyte GLubyte GLubyte GLubyte GLuint GLuint GLuint GLuint GLushort GLushort GLushort GLushort GLboolean const GLdouble const GLfloat const GLint const GLshort const GLbyte const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLdouble const GLfloat const GLfloat const GLint const GLint const GLshort const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort GLenum GLenum GLenum GLfloat GLenum GLint GLenum GLenum GLenum GLfloat GLenum GLenum GLint GLenum GLfloat GLenum GLint GLint GLushort GLenum GLenum GLfloat GLenum GLenum GLint GLfloat const GLubyte GLenum GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLint GLint GLsizei GLsizei GLint GLenum GLenum const GLvoid GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLenum const GLdouble GLenum GLenum const GLfloat GLenum GLenum const GLint GLsizei GLuint GLfloat GLuint GLbitfield GLfloat GLint GLuint GLboolean GLenum GLfloat GLenum GLbitfield GLenum GLfloat GLfloat GLint GLint const GLfloat GLenum GLfloat GLfloat GLint GLint GLfloat GLfloat GLint GLint const GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat const GLdouble const GLfloat const GLdouble const GLfloat GLint i
Definition: glfuncs.h:248
_In_ ULONG _In_ ULONG SectorsPerTrack
Definition: iofuncs.h:2066
_In_ ULONG _In_ ULONG Offset
Definition: ntddpcm.h:101
_In_ PVOID _In_ ULONG Event
Definition: iotypes.h:435
_In_ ULONG _In_ BOOLEAN _Out_ struct _DRIVE_LAYOUT_INFORMATION ** PartitionBuffer
Definition: iofuncs.h:2048
#define SectorOffset(L)
Definition: cdprocs.h:1632
unsigned char BOOLEAN
smooth NULL
Definition: ftsmooth.c:416
#define SL_OVERRIDE_VERIFY_VOLUME
Definition: iotypes.h:1780
Definition: bufpool.h:45
GLsizei GLenum const GLvoid GLsizei GLenum GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLint GLint GLint GLshort GLshort GLshort GLubyte GLubyte GLubyte GLuint GLuint GLuint GLushort GLushort GLushort GLbyte GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLfloat GLint GLint GLint GLint GLshort GLshort GLshort GLshort GLubyte GLubyte GLubyte GLubyte GLuint GLuint GLuint GLuint GLushort GLushort GLushort GLushort GLboolean const GLdouble const GLfloat const GLint const GLshort const GLbyte const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLdouble const GLfloat const GLfloat const GLint const GLint const GLshort const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort GLenum GLenum GLenum GLfloat GLenum GLint GLenum GLenum GLenum GLfloat GLenum GLenum GLint GLenum GLfloat GLenum GLint GLint GLushort GLenum GLenum GLfloat GLenum GLenum GLint GLfloat const GLubyte GLenum GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLint GLint GLsizei GLsizei GLint GLenum GLenum const GLvoid GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLenum const GLdouble GLenum GLenum const GLfloat GLenum GLenum const GLint GLsizei GLuint GLfloat GLuint GLbitfield GLfloat GLint GLuint GLboolean GLenum GLfloat GLenum GLbitfield GLenum GLfloat GLfloat GLint GLint const GLfloat GLenum GLfloat GLfloat GLint GLint GLfloat GLfloat GLint GLint const GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat const GLdouble const GLfloat const GLdouble const GLfloat GLint GLint GLint j
Definition: glfuncs.h:250
int64_t LONGLONG
Definition: typedefs.h:67
#define BOOT_RECORD_SIGNATURE
Definition: parttest.c:17
#define NT_SUCCESS(StatCode)
Definition: apphelp.c:32
#define STATUS_PENDING
Definition: ntstatus.h:82
char CCHAR
Definition: typedefs.h:51
ULONG TableCount
Definition: hal.h:323
_In_ ULONG _In_ struct _SET_PARTITION_INFORMATION_EX * PartitionInfo
Definition: iofuncs.h:2101
#define BufferSize
Definition: classpnp.h:419
PARTITION_TABLE PartitionTable[1]
Definition: hal.h:325
#define PARTITION_FAT_16
Definition: disk.h:90
#define ExAllocatePoolWithTag(hernya, size, tag)
Definition: env_spec_w32.h:350
unsigned char UCHAR
Definition: xmlstorage.h:181
#define BOOT_SIGNATURE_OFFSET
Definition: hal.h:244
ULONG LowPart
Definition: typedefs.h:105
#define PAGE_SIZE
Definition: env_spec_w32.h:49
__drv_aliasesMem FORCEINLINE PIO_STACK_LOCATION IoGetNextIrpStackLocation(_In_ PIRP Irp)
Definition: iofuncs.h:2647
Status
Definition: gdiplustypes.h:24
IN PDEVICE_OBJECT DeviceObject
Definition: fatprocs.h:1560
VOID FASTCALL xHalGetPartialGeometry(IN PDEVICE_OBJECT DeviceObject, IN PULONG ConventionalCylinders, IN PLONGLONG DiskSize)
Definition: disksup.c:1599
BOOLEAN IsSuperFloppy(IN PDISKENTRY DiskEntry)
Definition: partlist.c:680
#define KeInitializeEvent(pEvt, foo, foo2)
Definition: env_spec_w32.h:477
static OUT PIO_STATUS_BLOCK IoStatusBlock
Definition: pipe.c:75
unsigned int * PULONG
Definition: retypes.h:1
NTSTATUS NTAPI IoCallDriver(IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp)
Definition: irp.c:1218
_Must_inspect_result_ typedef _In_ ULONG TableEntry
Definition: iotypes.h:3947
#define IRP_MJ_READ
Definition: rdpdr.c:46
#define BOOLEAN
Definition: pedump.c:73
CHAR PartitionType
Definition: part_xbox.c:32
ret QuadPart
Definition: rtlfuncs.h:3091
unsigned int ULONG
Definition: retypes.h:1
VOID FASTCALL HalExamineMBR(IN PDEVICE_OBJECT DeviceObject, IN ULONG SectorSize, IN ULONG MbrTypeIdentifier, OUT PVOID *MbrBuffer)
Definition: disksup.c:2726
#define IRP_MJ_WRITE
Definition: rdpdr.c:47
#define ExFreePoolWithTag(_P, _T)
Definition: module.h:1099
_In_ ULONG SectorSize
Definition: halfuncs.h:291
IN BOOLEAN OUT PSTR Buffer
Definition: progress.h:34
return STATUS_SUCCESS
Definition: btrfs.c:2938
int k
Definition: mpi.c:3369
unsigned short * PUSHORT
Definition: retypes.h:2
base of all file and directory entries
Definition: entries.h:82
LONGLONG QuadPart
Definition: typedefs.h:113

◆ xHalLocateHiberRanges()

VOID NTAPI xHalLocateHiberRanges ( IN PVOID  MemoryMap)

Definition at line 196 of file halstub.c.

197 {
198  /* Nothing */
199  return;
200 }

◆ xHalMirrorPhysicalMemory()

NTSTATUS NTAPI xHalMirrorPhysicalMemory ( IN PHYSICAL_ADDRESS  PhysicalAddress,
IN LARGE_INTEGER  NumberOfBytes 
)

Definition at line 153 of file halstub.c.

155 {
156  return STATUS_NOT_SUPPORTED;
157 }
#define STATUS_NOT_SUPPORTED
Definition: ntstatus.h:409

◆ xHalQueryBusSlots()

NTSTATUS NTAPI xHalQueryBusSlots ( IN PBUS_HANDLER  BusHandler,
IN ULONG  BufferSize,
OUT PULONG  SlotNumbers,
OUT PULONG  ReturnedLength 
)

Definition at line 161 of file halstub.c.

165 {
166  PAGED_CODE();
167 
168  return STATUS_NOT_SUPPORTED;
169 }
#define PAGED_CODE()
Definition: video.h:57
#define STATUS_NOT_SUPPORTED
Definition: ntstatus.h:409

◆ xHalQuerySystemInformation()

NTSTATUS NTAPI xHalQuerySystemInformation ( IN HAL_QUERY_INFORMATION_CLASS  InformationClass,
IN ULONG  BufferSize,
IN OUT PVOID  Buffer,
OUT PULONG  ReturnedLength 
)

Definition at line 184 of file halstub.c.

188 {
189  PAGED_CODE();
190 
191  return STATUS_INVALID_LEVEL;
192 }
#define PAGED_CODE()
Definition: video.h:57
#define STATUS_INVALID_LEVEL
Definition: ntstatus.h:550

◆ xHalReferenceHandler()

VOID FASTCALL xHalReferenceHandler ( IN PBUS_HANDLER  BusHandler)

Definition at line 114 of file halstub.c.

115 {
116  /* Nothing */
117  return;
118 }

◆ xHalRegisterBusHandler()

NTSTATUS NTAPI xHalRegisterBusHandler ( IN INTERFACE_TYPE  InterfaceType,
IN BUS_DATA_TYPE  ConfigSpace,
IN ULONG  BusNumber,
IN INTERFACE_TYPE  ParentInterfaceType,
IN ULONG  ParentBusNumber,
IN ULONG  ContextSize,
IN PINSTALL_BUS_HANDLER  InstallCallback,
OUT PBUS_HANDLER BusHandler 
)

Definition at line 204 of file halstub.c.

212 {
213  PAGED_CODE();
214 
215  return STATUS_NOT_SUPPORTED;
216 }
#define PAGED_CODE()
Definition: video.h:57
#define STATUS_NOT_SUPPORTED
Definition: ntstatus.h:409

◆ xHalSetSystemInformation()

NTSTATUS NTAPI xHalSetSystemInformation ( IN HAL_SET_INFORMATION_CLASS  InformationClass,
IN ULONG  BufferSize,
IN PVOID  Buffer 
)

Definition at line 173 of file halstub.c.

176 {
177  PAGED_CODE();
178 
179  return STATUS_INVALID_LEVEL;
180 }
#define PAGED_CODE()
Definition: video.h:57
#define STATUS_INVALID_LEVEL
Definition: ntstatus.h:550

◆ xHalSetWakeAlarm()

VOID NTAPI xHalSetWakeAlarm ( IN ULONGLONG  AlartTime,
IN PTIME_FIELDS  TimeFields 
)

Definition at line 220 of file halstub.c.

222 {
223  /* Nothing */
224  return;
225 }

◆ xHalSetWakeEnable()

VOID NTAPI xHalSetWakeEnable ( IN BOOLEAN  Enable)

Definition at line 98 of file halstub.c.

99 {
100  /* Nothing */
101  return;
102 }

◆ xHalStartMirroring()

NTSTATUS NTAPI xHalStartMirroring ( VOID  )

Definition at line 137 of file halstub.c.

138 {
139  PAGED_CODE();
140 
141  return STATUS_NOT_SUPPORTED;
142 }
#define PAGED_CODE()
Definition: video.h:57
#define STATUS_NOT_SUPPORTED
Definition: ntstatus.h:409

◆ xHalTranslateBusAddress()

BOOLEAN NTAPI xHalTranslateBusAddress ( IN INTERFACE_TYPE  InterfaceType,
IN ULONG  BusNumber,
IN PHYSICAL_ADDRESS  BusAddress,
IN OUT PULONG  AddressSpace,
OUT PPHYSICAL_ADDRESS  TranslatedAddress 
)

Definition at line 229 of file halstub.c.

234 {
235  KeBugCheckEx(HAL_INITIALIZATION_FAILED, 0, 0, 0, 0);
236 
237  return FALSE;
238 }
VOID NTAPI KeBugCheckEx(_In_ ULONG BugCheckCode, _In_ ULONG_PTR BugCheckParameter1, _In_ ULONG_PTR BugCheckParameter2, _In_ ULONG_PTR BugCheckParameter3, _In_ ULONG_PTR BugCheckParameter4)
Definition: rtlcompat.c:107

◆ xHalVectorToIDTEntry()

UCHAR NTAPI xHalVectorToIDTEntry ( IN ULONG  Vector)

Definition at line 33 of file halstub.c.

34 {
35  /* Return the vector */
36  return (UCHAR)Vector;
37 }
unsigned char UCHAR
Definition: xmlstorage.h:181
_In_ PKSERVICE_ROUTINE _In_opt_ PVOID _In_opt_ PKSPIN_LOCK _In_ ULONG Vector
Definition: iofuncs.h:798

◆ xKdGetAcpiTablePhase()

PVOID NTAPI xKdGetAcpiTablePhase ( IN struct _LOADER_PARAMETER_BLOCK LoaderBlock,
IN ULONG  Signature 
)

Definition at line 269 of file halstub.c.

271 {
272  return NULL;
273 }
smooth NULL
Definition: ftsmooth.c:416

◆ xKdReleasePciDeviceForDebugging()

NTSTATUS NTAPI xKdReleasePciDeviceForDebugging ( IN OUT PDEBUG_DEVICE_DESCRIPTOR  PciDevice)

Definition at line 262 of file halstub.c.

263 {
264  return STATUS_NOT_IMPLEMENTED;
265 }
#define STATUS_NOT_IMPLEMENTED
Definition: ntstatus.h:225

◆ xKdSetupPciDeviceForDebugging()

NTSTATUS NTAPI xKdSetupPciDeviceForDebugging ( IN PVOID LoaderBlock  OPTIONAL,
IN OUT PDEBUG_DEVICE_DESCRIPTOR  PciDevice 
)

Definition at line 254 of file halstub.c.

256 {
257  return STATUS_NOT_IMPLEMENTED;
258 }
#define STATUS_NOT_IMPLEMENTED
Definition: ntstatus.h:225

◆ xKdUnmapVirtualAddress()

VOID NTAPI xKdUnmapVirtualAddress ( IN PVOID  VirtualAddress,
IN ULONG  NumberPages,
IN BOOLEAN  FlushCurrentTLB 
)

Definition at line 286 of file halstub.c.

289 {
290  /* Nothing */
291  return;
292 }