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/*-- BUILD Version: 0005 // Increment this if a change has global effects
Copyright (c) 1989 Microsoft Corporation
Module Name:
mm.h
Abstract:
This module contains the public data structures and procedure
prototypes for the memory management system.
Author:
Lou Perazzoli (loup) 20-Mar-1989
Revision History:
--*/
#ifndef _MM_
#define _MM_
//
// Virtual bias applied when the kernel image was loaded.
//
#if !defined(_WIN64)
extern ULONG_PTR MmVirtualBias;
#else
#define MmVirtualBias 0
#endif
typedef struct _PHYSICAL_MEMORY_RUN {
PFN_NUMBER BasePage;
PFN_NUMBER PageCount;
} PHYSICAL_MEMORY_RUN, *PPHYSICAL_MEMORY_RUN;
typedef struct _PHYSICAL_MEMORY_DESCRIPTOR {
ULONG NumberOfRuns;
PFN_NUMBER NumberOfPages;
PHYSICAL_MEMORY_RUN Run[1];
} PHYSICAL_MEMORY_DESCRIPTOR, *PPHYSICAL_MEMORY_DESCRIPTOR;
//
// Physical memory blocks.
//
extern PPHYSICAL_MEMORY_DESCRIPTOR MmPhysicalMemoryBlock;
//
// The allocation granularity is 64k.
//
#define MM_ALLOCATION_GRANULARITY ((ULONG)0x10000)
//
// Maximum read ahead size for cache operations.
//
#define MM_MAXIMUM_READ_CLUSTER_SIZE (15)
#if defined(_NTDRIVER_) || defined(_NTDDK_) || defined(_NTIFS_) || defined(_NTHAL_)
// begin_ntddk begin_wdm begin_nthal begin_ntifs
//
// Indicates the system may do I/O to physical addresses above 4 GB.
//
extern PBOOLEAN Mm64BitPhysicalAddress;
// end_ntddk end_wdm end_nthal end_ntifs
#else
//
// Indicates the system may do I/O to physical addresses above 4 GB.
//
extern BOOLEAN Mm64BitPhysicalAddress;
#endif
// begin_ntddk begin_wdm begin_nthal begin_ntifs begin_ntosp
//
// Define maximum disk transfer size to be used by MM and Cache Manager,
// so that packet-oriented disk drivers can optimize their packet allocation
// to this size.
//
#define MM_MAXIMUM_DISK_IO_SIZE (0x10000)
//++
//
// ULONG_PTR
// ROUND_TO_PAGES (
// IN ULONG_PTR Size
// )
//
// Routine Description:
//
// The ROUND_TO_PAGES macro takes a size in bytes and rounds it up to a
// multiple of the page size.
//
// NOTE: This macro fails for values 0xFFFFFFFF - (PAGE_SIZE - 1).
//
// Arguments:
//
// Size - Size in bytes to round up to a page multiple.
//
// Return Value:
//
// Returns the size rounded up to a multiple of the page size.
//
//--
#define ROUND_TO_PAGES(Size) (((ULONG_PTR)(Size) + PAGE_SIZE - 1) & ~(PAGE_SIZE - 1))
//++
//
// ULONG
// BYTES_TO_PAGES (
// IN ULONG Size
// )
//
// Routine Description:
//
// The BYTES_TO_PAGES macro takes the size in bytes and calculates the
// number of pages required to contain the bytes.
//
// Arguments:
//
// Size - Size in bytes.
//
// Return Value:
//
// Returns the number of pages required to contain the specified size.
//
//--
#define BYTES_TO_PAGES(Size) ((ULONG)((ULONG_PTR)(Size) >> PAGE_SHIFT) + \
(((ULONG)(Size) & (PAGE_SIZE - 1)) != 0))
//++
//
// ULONG
// BYTE_OFFSET (
// IN PVOID Va
// )
//
// Routine Description:
//
// The BYTE_OFFSET macro takes a virtual address and returns the byte offset
// of that address within the page.
//
// Arguments:
//
// Va - Virtual address.
//
// Return Value:
//
// Returns the byte offset portion of the virtual address.
//
//--
#define BYTE_OFFSET(Va) ((ULONG)((LONG_PTR)(Va) & (PAGE_SIZE - 1)))
//++
//
// PVOID
// PAGE_ALIGN (
// IN PVOID Va
// )
//
// Routine Description:
//
// The PAGE_ALIGN macro takes a virtual address and returns a page-aligned
// virtual address for that page.
//
// Arguments:
//
// Va - Virtual address.
//
// Return Value:
//
// Returns the page aligned virtual address.
//
//--
#define PAGE_ALIGN(Va) ((PVOID)((ULONG_PTR)(Va) & ~(PAGE_SIZE - 1)))
//++
//
// ULONG
// ADDRESS_AND_SIZE_TO_SPAN_PAGES (
// IN PVOID Va,
// IN ULONG Size
// )
//
// Routine Description:
//
// The ADDRESS_AND_SIZE_TO_SPAN_PAGES macro takes a virtual address and
// size and returns the number of pages spanned by the size.
//
// Arguments:
//
// Va - Virtual address.
//
// Size - Size in bytes.
//
// Return Value:
//
// Returns the number of pages spanned by the size.
//
//--
#define ADDRESS_AND_SIZE_TO_SPAN_PAGES(Va,Size) \
((ULONG)((((ULONG_PTR)(Va) & (PAGE_SIZE -1)) + (Size) + (PAGE_SIZE - 1)) >> PAGE_SHIFT))
#if PRAGMA_DEPRECATED_DDK
#pragma deprecated(COMPUTE_PAGES_SPANNED) // Use ADDRESS_AND_SIZE_TO_SPAN_PAGES
#endif
#define COMPUTE_PAGES_SPANNED(Va, Size) ADDRESS_AND_SIZE_TO_SPAN_PAGES(Va,Size)
// end_ntddk end_wdm end_nthal end_ntifs end_ntosp
//++
//
// BOOLEAN
// IS_SYSTEM_ADDRESS
// IN PVOID Va,
// )
//
// Routine Description:
//
// This macro takes a virtual address and returns TRUE if the virtual address
// is within system space, FALSE otherwise.
//
// Arguments:
//
// Va - Virtual address.
//
// Return Value:
//
// Returns TRUE is the address is in system space.
//
//--
// begin_ntosp
#define IS_SYSTEM_ADDRESS(VA) ((VA) >= MM_SYSTEM_RANGE_START)
// end_ntosp
// begin_ntddk begin_wdm begin_nthal begin_ntifs begin_ntosp
//++
// PPFN_NUMBER
// MmGetMdlPfnArray (
// IN PMDL Mdl
// )
//
// Routine Description:
//
// The MmGetMdlPfnArray routine returns the virtual address of the
// first element of the array of physical page numbers associated with
// the MDL.
//
// Arguments:
//
// Mdl - Pointer to an MDL.
//
// Return Value:
//
// Returns the virtual address of the first element of the array of
// physical page numbers associated with the MDL.
//
//--
#define MmGetMdlPfnArray(Mdl) ((PPFN_NUMBER)(Mdl + 1))
//++
//
// PVOID
// MmGetMdlVirtualAddress (
// IN PMDL Mdl
// )
//
// Routine Description:
//
// The MmGetMdlVirtualAddress returns the virtual address of the buffer
// described by the Mdl.
//
// Arguments:
//
// Mdl - Pointer to an MDL.
//
// Return Value:
//
// Returns the virtual address of the buffer described by the Mdl
//
//--
#define MmGetMdlVirtualAddress(Mdl) \
((PVOID) ((PCHAR) ((Mdl)->StartVa) + (Mdl)->ByteOffset))
//++
//
// ULONG
// MmGetMdlByteCount (
// IN PMDL Mdl
// )
//
// Routine Description:
//
// The MmGetMdlByteCount returns the length in bytes of the buffer
// described by the Mdl.
//
// Arguments:
//
// Mdl - Pointer to an MDL.
//
// Return Value:
//
// Returns the byte count of the buffer described by the Mdl
//
//--
#define MmGetMdlByteCount(Mdl) ((Mdl)->ByteCount)
//++
//
// ULONG
// MmGetMdlByteOffset (
// IN PMDL Mdl
// )
//
// Routine Description:
//
// The MmGetMdlByteOffset returns the byte offset within the page
// of the buffer described by the Mdl.
//
// Arguments:
//
// Mdl - Pointer to an MDL.
//
// Return Value:
//
// Returns the byte offset within the page of the buffer described by the Mdl
//
//--
#define MmGetMdlByteOffset(Mdl) ((Mdl)->ByteOffset)
//++
//
// PVOID
// MmGetMdlStartVa (
// IN PMDL Mdl
// )
//
// Routine Description:
//
// The MmGetMdlBaseVa returns the virtual address of the buffer
// described by the Mdl rounded down to the nearest page.
//
// Arguments:
//
// Mdl - Pointer to an MDL.
//
// Return Value:
//
// Returns the returns the starting virtual address of the MDL.
//
//
//--
#define MmGetMdlBaseVa(Mdl) ((Mdl)->StartVa)
// end_ntddk end_wdm end_nthal end_ntifs end_ntosp
//
// Section object type.
//
extern POBJECT_TYPE MmSectionObjectType;
//
// PAE PTE mask.
//
extern ULONG MmPaeErrMask;
extern ULONGLONG MmPaeMask;
//
// Number of pages to read in a single I/O if possible.
//
extern ULONG MmReadClusterSize;
//
// Number of colors in system.
//
extern ULONG MmNumberOfColors;
//
// Number of physical pages.
//
extern PFN_COUNT MmNumberOfPhysicalPages;
//
// Virtual size of system cache in pages.
//
extern ULONG_PTR MmSizeOfSystemCacheInPages;
//
// System cache working set.
//
extern MMSUPPORT MmSystemCacheWs;
//
// Working set manager event.
//
extern KEVENT MmWorkingSetManagerEvent;
// begin_ntddk begin_wdm begin_nthal begin_ntifs begin_ntosp
typedef enum _MM_SYSTEM_SIZE {
MmSmallSystem,
MmMediumSystem,
MmLargeSystem
} MM_SYSTEMSIZE;
NTKERNELAPI
MM_SYSTEMSIZE
MmQuerySystemSize(
VOID
);
// end_wdm
NTKERNELAPI
BOOLEAN
MmIsThisAnNtAsSystem(
VOID
);
// begin_wdm
typedef enum _LOCK_OPERATION {
IoReadAccess,
IoWriteAccess,
IoModifyAccess
} LOCK_OPERATION;
// end_ntddk end_wdm end_nthal end_ntifs end_ntosp
//
// NT product type.
//
extern ULONG MmProductType;
typedef struct _MMINFO_COUNTERS {
ULONG PageFaultCount;
ULONG CopyOnWriteCount;
ULONG TransitionCount;
ULONG CacheTransitionCount;
ULONG DemandZeroCount;
ULONG PageReadCount;
ULONG PageReadIoCount;
ULONG CacheReadCount;
ULONG CacheIoCount;
ULONG DirtyPagesWriteCount;
ULONG DirtyWriteIoCount;
ULONG MappedPagesWriteCount;
ULONG MappedWriteIoCount;
} MMINFO_COUNTERS;
typedef MMINFO_COUNTERS *PMMINFO_COUNTERS;
extern MMINFO_COUNTERS MmInfoCounters;
//
// Memory management initialization routine (for both phases).
//
BOOLEAN
MmInitSystem (
IN ULONG Phase,
IN PLOADER_PARAMETER_BLOCK LoaderBlock
);
PPHYSICAL_MEMORY_DESCRIPTOR
MmInitializeMemoryLimits (
IN PLOADER_PARAMETER_BLOCK LoaderBlock,
IN PBOOLEAN IncludedType,
IN OUT PPHYSICAL_MEMORY_DESCRIPTOR Memory OPTIONAL
);
VOID
MmFreeLoaderBlock (
IN PLOADER_PARAMETER_BLOCK LoaderBlock
);
VOID
MmEnablePAT (
VOID
);
PVOID
MmAllocateIndependentPages(
IN SIZE_T NumberOfBytes,
IN ULONG NodeNumber
);
BOOLEAN
MmSetPageProtection(
IN PVOID VirtualAddress,
IN SIZE_T NumberOfBytes,
IN ULONG NewProtect
);
VOID
MmFreeIndependentPages(
IN PVOID VirtualAddress,
IN SIZE_T NumberOfBytes
);
NTSTATUS
MmCreateMirror (
VOID
);
//
// Shutdown routine - flushes dirty pages, etc for system shutdown.
//
BOOLEAN
MmShutdownSystem (
IN ULONG
);
//
// Routines to deal with working set and commit enforcement.
//
LOGICAL
MmAssignProcessToJob (
IN PEPROCESS Process
);
LOGICAL
MmEnforceWorkingSetLimit (
IN PMMSUPPORT WsInfo,
IN LOGICAL Enable
);
//
// Routines to deal with session space.
//
NTSTATUS
MmSessionCreate (
OUT PULONG SessionId
);
NTSTATUS
MmSessionDelete (
IN ULONG SessionId
);
ULONG
MmGetSessionId (
IN PEPROCESS Process
);
LCID
MmGetSessionLocaleId (
VOID
);
VOID
MmSetSessionLocaleId (
IN LCID LocaleId
);
PVOID
MmGetSessionById (
IN ULONG SessionId
);
PVOID
MmGetNextSession (
IN PVOID OpaqueSession
);
PVOID
MmGetPreviousSession (
IN PVOID OpaqueSession
);
NTSTATUS
MmQuitNextSession (
IN PVOID OpaqueSession
);
NTSTATUS
MmAttachSession (
IN PVOID OpaqueSession,
OUT PRKAPC_STATE ApcState
);
NTSTATUS
MmDetachSession (
IN PVOID OpaqueSession,
IN PRKAPC_STATE ApcState
);
VOID
MmSessionSetUnloadAddress (
IN PDRIVER_OBJECT pWin32KDevice
);
//
// Pool support routines to allocate complete pages, not for
// general consumption, these are only used by the executive pool allocator.
//
SIZE_T
MmAvailablePoolInPages (
IN POOL_TYPE PoolType
);
LOGICAL
MmResourcesAvailable (
IN POOL_TYPE PoolType,
IN SIZE_T NumberOfBytes,
IN EX_POOL_PRIORITY Priority
);
PVOID
MiAllocatePoolPages (
IN POOL_TYPE PoolType,
IN SIZE_T SizeInBytes,
IN ULONG IsLargeSessionAllocation
);
ULONG
MiFreePoolPages (
IN PVOID StartingAddress
);
PVOID
MiSessionPoolVector (
VOID
);
PVOID
MiSessionPoolMutex (
VOID
);
VOID
MiSessionPoolAllocated (
IN PVOID VirtualAddress,
IN SIZE_T NumberOfBytes,
IN POOL_TYPE PoolType
);
VOID
MiSessionPoolFreed (
IN PVOID VirtualAddress,
IN SIZE_T NumberOfBytes,
IN POOL_TYPE PoolType
);
//
// Routine for determining which pool a given address resides within.
//
POOL_TYPE
MmDeterminePoolType (
IN PVOID VirtualAddress
);
LOGICAL
MmIsSystemAddressLocked (
IN PVOID VirtualAddress
);
LOGICAL
MmAreMdlPagesLocked (
IN PMDL MemoryDescriptorList
);
//
// First level fault routine.
//
NTSTATUS
MmAccessFault (
IN ULONG_PTR FaultStatus,
IN PVOID VirtualAddress,
IN KPROCESSOR_MODE PreviousMode,
IN PVOID TrapInformation
);
#if defined(_IA64_)
NTSTATUS
MmX86Fault (
IN ULONG_PTR FaultStatus,
IN PVOID VirtualAddress,
IN KPROCESSOR_MODE PreviousMode,
IN PVOID TrapInformation
);
#endif
//
// Process Support Routines.
//
BOOLEAN
MmCreateProcessAddressSpace (
IN ULONG MinimumWorkingSetSize,
IN PEPROCESS NewProcess,
OUT PULONG_PTR DirectoryTableBase
);
NTSTATUS
MmInitializeProcessAddressSpace (
IN PEPROCESS ProcessToInitialize,
IN PEPROCESS ProcessToClone OPTIONAL,
IN PVOID SectionToMap OPTIONAL,
OUT POBJECT_NAME_INFORMATION * pAuditName OPTIONAL
);
VOID
MmInitializeHandBuiltProcess (
IN PEPROCESS Process,
OUT PULONG_PTR DirectoryTableBase
);
NTSTATUS
MmInitializeHandBuiltProcess2 (
IN PEPROCESS Process
);
VOID
MmDeleteProcessAddressSpace (
IN PEPROCESS Process
);
VOID
MmCleanProcessAddressSpace (
IN PEPROCESS Process
);
VOID
MmCleanUserProcessAddressSpace (
VOID
);
VOID
MmCleanVirtualAddressDescriptor (
VOID
);
PFN_NUMBER
MmGetDirectoryFrameFromProcess (
IN PEPROCESS Process
);
PFILE_OBJECT
MmGetFileObjectForSection (
IN PVOID Section
);
PVOID
MmCreateKernelStack (
BOOLEAN LargeStack,
UCHAR Processor
);
VOID
MmDeleteKernelStack (
IN PVOID PointerKernelStack,
IN BOOLEAN LargeStack
);
LOGICAL
MmIsFileObjectAPagingFile (
IN PFILE_OBJECT FileObject
);
// begin_ntosp
NTKERNELAPI
NTSTATUS
MmGrowKernelStack (
IN PVOID CurrentStack
);
// end_ntosp
#if defined(_IA64_)
NTSTATUS
MmGrowKernelBackingStore (
IN PVOID CurrentStack
);
#endif
VOID
MmOutPageKernelStack (
IN PKTHREAD Thread
);
VOID
MmInPageKernelStack (
IN PKTHREAD Thread
);
VOID
MmOutSwapProcess (
IN PKPROCESS Process
);
VOID
MmInSwapProcess (
IN PKPROCESS Process
);
NTSTATUS
MmCreateTeb (
IN PEPROCESS TargetProcess,
IN PINITIAL_TEB InitialTeb,
IN PCLIENT_ID ClientId,
OUT PTEB *Base
);
NTSTATUS
MmCreatePeb (
IN PEPROCESS TargetProcess,
IN PINITIAL_PEB InitialPeb,
OUT PPEB *Base
);
VOID
MmDeleteTeb (
IN PEPROCESS TargetProcess,
IN PVOID TebBase
);
VOID
MmAllowWorkingSetExpansion (
VOID
);
// begin_ntosp
NTKERNELAPI
NTSTATUS
MmAdjustWorkingSetSize (
IN SIZE_T WorkingSetMinimum,
IN SIZE_T WorkingSetMaximum,
IN ULONG SystemCache,
IN BOOLEAN IncreaseOkay
);
// end_ntosp
VOID
MmAdjustPageFileQuota (
IN ULONG NewPageFileQuota
);
VOID
MmWorkingSetManager (
VOID
);
VOID
MmEmptyAllWorkingSets (
VOID
);
VOID
MmSetMemoryPriorityProcess(
IN PEPROCESS Process,
IN UCHAR MemoryPriority
);
//
// Dynamic system loading support
//
#define MM_LOAD_IMAGE_IN_SESSION 0x1
#define MM_LOAD_IMAGE_AND_LOCKDOWN 0x2
NTSTATUS
MmLoadSystemImage (
IN PUNICODE_STRING ImageFileName,
IN PUNICODE_STRING NamePrefix OPTIONAL,
IN PUNICODE_STRING LoadedBaseName OPTIONAL,
IN ULONG LoadFlags,
OUT PVOID *Section,
OUT PVOID *ImageBaseAddress
);
VOID
MmFreeDriverInitialization (
IN PVOID Section
);
NTSTATUS
MmUnloadSystemImage (
IN PVOID Section
);
VOID
MmMakeKernelResourceSectionWritable (
VOID
);
VOID
VerifierFreeTrackedPool(
IN PVOID VirtualAddress,
IN SIZE_T ChargedBytes,
IN LOGICAL CheckType,
IN LOGICAL SpecialPool
);
//
// Triage support
//
ULONG
MmSizeOfTriageInformation(
VOID
);
ULONG
MmSizeOfUnloadedDriverInformation(
VOID
);
VOID
MmWriteTriageInformation(
IN PVOID
);
VOID
MmWriteUnloadedDriverInformation(
IN PVOID
);
typedef struct _UNLOADED_DRIVERS {
UNICODE_STRING Name;
PVOID StartAddress;
PVOID EndAddress;
LARGE_INTEGER CurrentTime;
} UNLOADED_DRIVERS, *PUNLOADED_DRIVERS;
//
// Cache manager support
//
#if defined(_NTDDK_) || defined(_NTIFS_)
// begin_ntifs
NTKERNELAPI
BOOLEAN
MmIsRecursiveIoFault(
VOID
);
// end_ntifs
#else
//++
//
// BOOLEAN
// MmIsRecursiveIoFault (
// VOID
// );
//
// Routine Description:
//
//
// This macro examines the thread's page fault clustering information
// and determines if the current page fault is occurring during an I/O
// operation.
//
// Arguments:
//
// None.
//
// Return Value:
//
// Returns TRUE if the fault is occurring during an I/O operation,
// FALSE otherwise.
//
//--
#define MmIsRecursiveIoFault() \
((PsGetCurrentThread()->DisablePageFaultClustering) | \
(PsGetCurrentThread()->ForwardClusterOnly))
#endif
//++
//
// VOID
// MmDisablePageFaultClustering
// OUT PULONG SavedState
// );
//
// Routine Description:
//
//
// This macro disables page fault clustering for the current thread.
// Note, that this indicates that file system I/O is in progress
// for that thread.
//
// Arguments:
//
// SavedState - returns previous state of page fault clustering which
// is guaranteed to be nonzero
//
// Return Value:
//
// None.
//
//--
#define MmDisablePageFaultClustering(SavedState) { \
*(SavedState) = 2 + (ULONG)PsGetCurrentThread()->DisablePageFaultClustering;\
PsGetCurrentThread()->DisablePageFaultClustering = TRUE; }
//++
//
// VOID
// MmEnablePageFaultClustering
// IN ULONG SavedState
// );
//
// Routine Description:
//
//
// This macro enables page fault clustering for the current thread.
// Note, that this indicates that no file system I/O is in progress for
// that thread.
//
// Arguments:
//
// SavedState - supplies previous state of page fault clustering
//
// Return Value:
//
// None.
//
//--
#define MmEnablePageFaultClustering(SavedState) { \
PsGetCurrentThread()->DisablePageFaultClustering = (BOOLEAN)(SavedState - 2); }
//++
//
// VOID
// MmSavePageFaultReadAhead
// IN PETHREAD Thread,
// OUT PULONG SavedState
// );
//
// Routine Description:
//
//
// This macro saves the page fault read ahead value for the specified
// thread.
//
// Arguments:
//
// Thread - Supplies a pointer to the current thread.
//
// SavedState - returns previous state of page fault read ahead
//
// Return Value:
//
// None.
//
//--
#define MmSavePageFaultReadAhead(Thread,SavedState) { \
*(SavedState) = (Thread)->ReadClusterSize * 2 + \
(Thread)->ForwardClusterOnly; }
//++
//
// VOID
// MmSetPageFaultReadAhead
// IN PETHREAD Thread,
// IN ULONG ReadAhead
// );
//
// Routine Description:
//
//
// This macro sets the page fault read ahead value for the specified
// thread, and indicates that file system I/O is in progress for that
// thread.
//
// Arguments:
//
// Thread - Supplies a pointer to the current thread.
//
// ReadAhead - Supplies the number of pages to read in addition to
// the page the fault is taken on. A value of 0
// reads only the faulting page, a value of 1 reads in
// the faulting page and the following page, etc.
//
// Return Value:
//
// None.
//
//--
#define MmSetPageFaultReadAhead(Thread,ReadAhead) { \
(Thread)->ForwardClusterOnly = TRUE; \
if ((ReadAhead) > MM_MAXIMUM_READ_CLUSTER_SIZE) { \
(Thread)->ReadClusterSize = MM_MAXIMUM_READ_CLUSTER_SIZE;\
} else { \
(Thread)->ReadClusterSize = (ReadAhead); \
} }
//++
//
// VOID
// MmResetPageFaultReadAhead
// IN PETHREAD Thread,
// IN ULONG SavedState
// );
//
// Routine Description:
//
//
// This macro resets the default page fault read ahead value for the specified
// thread, and indicates that file system I/O is not in progress for that
// thread.
//
// Arguments:
//
// Thread - Supplies a pointer to the current thread.
//
// SavedState - supplies previous state of page fault read ahead
//
// Return Value:
//
// None.
//
//--
#define MmResetPageFaultReadAhead(Thread, SavedState) { \
(Thread)->ForwardClusterOnly = (BOOLEAN)((SavedState) & 1); \
(Thread)->ReadClusterSize = (SavedState) / 2; }
//
// The order of this list is important, the zeroed, free and standby
// must occur before the modified or bad so comparisons can be
// made when pages are added to a list.
//
// NOTE: This field is limited to 8 elements.
// Also, if this field is expanded, update the MMPFNLIST_* defines in ntmmapi.h
//
#define NUMBER_OF_PAGE_LISTS 8
typedef enum _MMLISTS {
ZeroedPageList,
FreePageList,
StandbyPageList, //this list and before make up available pages.
ModifiedPageList,
ModifiedNoWritePageList,
BadPageList,
ActiveAndValid,
TransitionPage
} MMLISTS;
typedef struct _MMPFNLIST {
PFN_NUMBER Total;
MMLISTS ListName;
PFN_NUMBER Flink;
PFN_NUMBER Blink;
} MMPFNLIST;
typedef MMPFNLIST *PMMPFNLIST;
extern MMPFNLIST MmModifiedPageListHead;
extern PFN_NUMBER MmThrottleTop;
extern PFN_NUMBER MmThrottleBottom;
//++
//
// BOOLEAN
// MmEnoughMemoryForWrite (
// VOID
// );
//
// Routine Description:
//
//
// This macro checks the modified pages and available pages to determine
// to allow the cache manager to throttle write operations.
//
// For NTAS:
// Writes are blocked if there are less than 127 available pages OR
// there are more than 1000 modified pages AND less than 450 available pages.
//
// For DeskTop:
// Writes are blocked if there are less than 30 available pages OR
// there are more than 1000 modified pages AND less than 250 available pages.
//
// Arguments:
//
// None.
//
// Return Value:
//
// TRUE if ample memory exists and the write should proceed.
//
//--
#define MmEnoughMemoryForWrite() \
((MmAvailablePages > MmThrottleTop) \
|| \
(((MmModifiedPageListHead.Total < 1000)) && \
(MmAvailablePages > MmThrottleBottom)))
// begin_ntosp
NTKERNELAPI
NTSTATUS
MmCreateSection (
OUT PVOID *SectionObject,
IN ACCESS_MASK DesiredAccess,
IN POBJECT_ATTRIBUTES ObjectAttributes OPTIONAL,
IN PLARGE_INTEGER MaximumSize,
IN ULONG SectionPageProtection,
IN ULONG AllocationAttributes,
IN HANDLE FileHandle OPTIONAL,
IN PFILE_OBJECT File OPTIONAL
);
NTKERNELAPI
NTSTATUS
MmMapViewOfSection(
IN PVOID SectionToMap,
IN PEPROCESS Process,
IN OUT PVOID *CapturedBase,
IN ULONG_PTR ZeroBits,
IN SIZE_T CommitSize,
IN OUT PLARGE_INTEGER SectionOffset,
IN OUT PSIZE_T CapturedViewSize,
IN SECTION_INHERIT InheritDisposition,
IN ULONG AllocationType,
IN ULONG Protect
);
NTKERNELAPI
NTSTATUS
MmUnmapViewOfSection(
IN PEPROCESS Process,
IN PVOID BaseAddress
);
// end_ntosp begin_ntifs
BOOLEAN
MmForceSectionClosed (
IN PSECTION_OBJECT_POINTERS SectionObjectPointer,
IN BOOLEAN DelayClose
);
// end_ntifs
NTSTATUS
MmGetFileNameForSection (
IN PVOID SectionObject,
OUT PSTRING FileName
);
NTSTATUS
MmGetFileNameForAddress (
IN PVOID ProcessVa,
OUT PUNICODE_STRING FileName
);
NTSTATUS
MmRemoveVerifierEntry (
IN PUNICODE_STRING ImageFileName
);
// begin_ntddk begin_wdm begin_ntifs begin_ntosp
NTSTATUS
MmIsVerifierEnabled (
OUT PULONG VerifierFlags
);
NTSTATUS
MmAddVerifierThunks (
IN PVOID ThunkBuffer,
IN ULONG ThunkBufferSize
);
// end_ntddk end_wdm end_ntifs end_ntosp
NTSTATUS
MmAddVerifierEntry (
IN PUNICODE_STRING ImageFileName
);
NTSTATUS
MmSetVerifierInformation (
IN OUT PVOID SystemInformation,
IN ULONG SystemInformationLength
);
NTSTATUS
MmGetVerifierInformation (
OUT PVOID SystemInformation,
IN ULONG SystemInformationLength,
OUT PULONG Length
);
NTSTATUS
MmGetPageFileInformation (
OUT PVOID SystemInformation,
IN ULONG SystemInformationLength,
OUT PULONG Length
);
HANDLE
MmGetSystemPageFile (
VOID
);
NTSTATUS
MmExtendSection (
IN PVOID SectionToExtend,
IN OUT PLARGE_INTEGER NewSectionSize,
IN ULONG IgnoreFileSizeChecking
);
NTSTATUS
MmFlushVirtualMemory (
IN PEPROCESS Process,
IN OUT PVOID *BaseAddress,
IN OUT PSIZE_T RegionSize,
OUT PIO_STATUS_BLOCK IoStatus
);
NTSTATUS
MmMapViewInSystemCache (
IN PVOID SectionToMap,
OUT PVOID *CapturedBase,
IN OUT PLARGE_INTEGER SectionOffset,
IN OUT PULONG CapturedViewSize
);
VOID
MmUnmapViewInSystemCache (
IN PVOID BaseAddress,
IN PVOID SectionToUnmap,
IN ULONG AddToFront
);
BOOLEAN
MmPurgeSection (
IN PSECTION_OBJECT_POINTERS SectionObjectPointer,
IN PLARGE_INTEGER Offset OPTIONAL,
IN SIZE_T RegionSize,
IN ULONG IgnoreCacheViews
);
NTSTATUS
MmFlushSection (
IN PSECTION_OBJECT_POINTERS SectionObjectPointer,
IN PLARGE_INTEGER Offset OPTIONAL,
IN SIZE_T RegionSize,
OUT PIO_STATUS_BLOCK IoStatus,
IN ULONG AcquireFile
);
// begin_ntifs
typedef enum _MMFLUSH_TYPE {
MmFlushForDelete,
MmFlushForWrite
} MMFLUSH_TYPE;
BOOLEAN
MmFlushImageSection (
IN PSECTION_OBJECT_POINTERS SectionObjectPointer,
IN MMFLUSH_TYPE FlushType
);
BOOLEAN
MmCanFileBeTruncated (
IN PSECTION_OBJECT_POINTERS SectionPointer,
IN PLARGE_INTEGER NewFileSize
);
// end_ntifs
ULONG
MmDoesFileHaveUserWritableReferences (
IN PSECTION_OBJECT_POINTERS SectionPointer
);
BOOLEAN
MmDisableModifiedWriteOfSection (
IN PSECTION_OBJECT_POINTERS SectionObjectPointer
);
BOOLEAN
MmEnableModifiedWriteOfSection (
IN PSECTION_OBJECT_POINTERS SectionObjectPointer
);
VOID
MmPurgeWorkingSet (
IN PEPROCESS Process,
IN PVOID BaseAddress,
IN SIZE_T RegionSize
);
BOOLEAN // ntifs
MmSetAddressRangeModified ( // ntifs
IN PVOID Address, // ntifs
IN SIZE_T Length // ntifs
); // ntifs
BOOLEAN
MmCheckCachedPageState (
IN PVOID Address,
IN BOOLEAN SetToZero
);
NTSTATUS
MmCopyToCachedPage (
IN PVOID Address,
IN PVOID UserBuffer,
IN ULONG Offset,
IN SIZE_T CountInBytes,
IN BOOLEAN DontZero
);
VOID
MmUnlockCachedPage (
IN PVOID AddressInCache
);
#define MMDBG_COPY_WRITE 0x00000001
#define MMDBG_COPY_PHYSICAL 0x00000002
#define MMDBG_COPY_UNSAFE 0x00000004
#define MMDBG_COPY_CACHED 0x00000008
#define MMDBG_COPY_UNCACHED 0x00000010
#define MMDBG_COPY_WRITE_COMBINED 0x00000020
#define MMDBG_COPY_MAX_SIZE 8
NTSTATUS
MmDbgCopyMemory (
IN ULONG64 UntrustedAddress,
IN PVOID Buffer,
IN ULONG Size,
IN ULONG Flags
);
LOGICAL
MmDbgIsLowMemOk (
IN PFN_NUMBER PageFrameIndex,
OUT PPFN_NUMBER NextPageFrameIndex,
IN OUT PULONG CorruptionOffset
);
VOID
MmHibernateInformation (
IN PVOID MemoryMap,
OUT PULONG_PTR HiberVa,
OUT PPHYSICAL_ADDRESS HiberPte
);
LOGICAL
MmUpdateMdlTracker (
IN PMDL MemoryDescriptorList,
IN PVOID CallingAddress,
IN PVOID CallersCaller
);
// begin_ntddk begin_ntifs begin_wdm begin_ntosp
NTKERNELAPI
VOID
MmProbeAndLockProcessPages (
IN OUT PMDL MemoryDescriptorList,
IN PEPROCESS Process,
IN KPROCESSOR_MODE AccessMode,
IN LOCK_OPERATION Operation
);
// begin_nthal
//
// I/O support routines.
//
NTKERNELAPI
VOID
MmProbeAndLockPages (
IN OUT PMDL MemoryDescriptorList,
IN KPROCESSOR_MODE AccessMode,
IN LOCK_OPERATION Operation
);
NTKERNELAPI
VOID
MmUnlockPages (
IN PMDL MemoryDescriptorList
);
NTKERNELAPI
VOID
MmBuildMdlForNonPagedPool (
IN OUT PMDL MemoryDescriptorList
);
NTKERNELAPI
PVOID
MmMapLockedPages (
IN PMDL MemoryDescriptorList,
IN KPROCESSOR_MODE AccessMode
);
NTKERNELAPI
PVOID
MmGetSystemRoutineAddress (
IN PUNICODE_STRING SystemRoutineName
);
NTKERNELAPI
NTSTATUS
MmAdvanceMdl (
IN PMDL Mdl,
IN ULONG NumberOfBytes
);
// end_wdm
NTKERNELAPI
NTSTATUS
MmMapUserAddressesToPage (
IN PVOID BaseAddress,
IN SIZE_T NumberOfBytes,
IN PVOID PageAddress
);
// begin_wdm
NTKERNELAPI
NTSTATUS
MmProtectMdlSystemAddress (
IN PMDL MemoryDescriptorList,
IN ULONG NewProtect
);
//
// _MM_PAGE_PRIORITY_ provides a method for the system to handle requests
// intelligently in low resource conditions.
//
// LowPagePriority should be used when it is acceptable to the driver for the
// mapping request to fail if the system is low on resources. An example of
// this could be for a non-critical network connection where the driver can
// handle the failure case when system resources are close to being depleted.
//
// NormalPagePriority should be used when it is acceptable to the driver for the
// mapping request to fail if the system is very low on resources. An example
// of this could be for a non-critical local filesystem request.
//
// HighPagePriority should be used when it is unacceptable to the driver for the
// mapping request to fail unless the system is completely out of resources.
// An example of this would be the paging file path in a driver.
//
// begin_ntndis
typedef enum _MM_PAGE_PRIORITY {
LowPagePriority,
NormalPagePriority = 16,
HighPagePriority = 32
} MM_PAGE_PRIORITY;
// end_ntndis
//
// Note: This function is not available in WDM 1.0
//
NTKERNELAPI
PVOID
MmMapLockedPagesSpecifyCache (
IN PMDL MemoryDescriptorList,
IN KPROCESSOR_MODE AccessMode,
IN MEMORY_CACHING_TYPE CacheType,
IN PVOID BaseAddress,
IN ULONG BugCheckOnFailure,
IN MM_PAGE_PRIORITY Priority
);
NTKERNELAPI
VOID
MmUnmapLockedPages (
IN PVOID BaseAddress,
IN PMDL MemoryDescriptorList
);
PVOID
MmAllocateMappingAddress (
IN SIZE_T NumberOfBytes,
IN ULONG PoolTag
);
VOID
MmFreeMappingAddress (
IN PVOID BaseAddress,
IN ULONG PoolTag
);
PVOID
MmMapLockedPagesWithReservedMapping (
IN PVOID MappingAddress,
IN ULONG PoolTag,
IN PMDL MemoryDescriptorList,
IN MEMORY_CACHING_TYPE CacheType
);
VOID
MmUnmapReservedMapping (
IN PVOID BaseAddress,
IN ULONG PoolTag,
IN PMDL MemoryDescriptorList
);
// end_wdm
typedef struct _PHYSICAL_MEMORY_RANGE {
PHYSICAL_ADDRESS BaseAddress;
LARGE_INTEGER NumberOfBytes;
} PHYSICAL_MEMORY_RANGE, *PPHYSICAL_MEMORY_RANGE;
NTKERNELAPI
NTSTATUS
MmAddPhysicalMemory (
IN PPHYSICAL_ADDRESS StartAddress,
IN OUT PLARGE_INTEGER NumberOfBytes
);
NTKERNELAPI
NTSTATUS
MmAddPhysicalMemoryEx (
IN PPHYSICAL_ADDRESS StartAddress,
IN OUT PLARGE_INTEGER NumberOfBytes,
IN ULONG Flags
);
NTKERNELAPI
NTSTATUS
MmRemovePhysicalMemory (
IN PPHYSICAL_ADDRESS StartAddress,
IN OUT PLARGE_INTEGER NumberOfBytes
);
NTKERNELAPI
NTSTATUS
MmRemovePhysicalMemoryEx (
IN PPHYSICAL_ADDRESS StartAddress,
IN OUT PLARGE_INTEGER NumberOfBytes,
IN ULONG Flags
);
NTKERNELAPI
PPHYSICAL_MEMORY_RANGE
MmGetPhysicalMemoryRanges (
VOID
);
NTSTATUS
MmMarkPhysicalMemoryAsGood (
IN PPHYSICAL_ADDRESS StartAddress,
IN OUT PLARGE_INTEGER NumberOfBytes
);
NTSTATUS
MmMarkPhysicalMemoryAsBad (
IN PPHYSICAL_ADDRESS StartAddress,
IN OUT PLARGE_INTEGER NumberOfBytes
);
// begin_wdm
NTKERNELAPI
PMDL
MmAllocatePagesForMdl (
IN PHYSICAL_ADDRESS LowAddress,
IN PHYSICAL_ADDRESS HighAddress,
IN PHYSICAL_ADDRESS SkipBytes,
IN SIZE_T TotalBytes
);
NTKERNELAPI
VOID
MmFreePagesFromMdl (
IN PMDL MemoryDescriptorList
);
NTKERNELAPI
PVOID
MmMapIoSpace (
IN PHYSICAL_ADDRESS PhysicalAddress,
IN SIZE_T NumberOfBytes,
IN MEMORY_CACHING_TYPE CacheType
);
NTKERNELAPI
VOID
MmUnmapIoSpace (
IN PVOID BaseAddress,
IN SIZE_T NumberOfBytes
);
// end_wdm end_ntddk end_ntifs end_ntosp
NTKERNELAPI
VOID
MmProbeAndLockSelectedPages (
IN OUT PMDL MemoryDescriptorList,
IN PFILE_SEGMENT_ELEMENT SegmentArray,
IN KPROCESSOR_MODE AccessMode,
IN LOCK_OPERATION Operation
);
// begin_ntddk begin_ntifs begin_ntosp
NTKERNELAPI
PVOID
MmMapVideoDisplay (
IN PHYSICAL_ADDRESS PhysicalAddress,
IN SIZE_T NumberOfBytes,
IN MEMORY_CACHING_TYPE CacheType
);
NTKERNELAPI
VOID
MmUnmapVideoDisplay (
IN PVOID BaseAddress,
IN SIZE_T NumberOfBytes
);
NTKERNELAPI
PHYSICAL_ADDRESS
MmGetPhysicalAddress (
IN PVOID BaseAddress
);
NTKERNELAPI
PVOID
MmGetVirtualForPhysical (
IN PHYSICAL_ADDRESS PhysicalAddress
);
NTKERNELAPI
PVOID
MmAllocateContiguousMemory (
IN SIZE_T NumberOfBytes,
IN PHYSICAL_ADDRESS HighestAcceptableAddress
);
NTKERNELAPI
PVOID
MmAllocateContiguousMemorySpecifyCache (
IN SIZE_T NumberOfBytes,
IN PHYSICAL_ADDRESS LowestAcceptableAddress,
IN PHYSICAL_ADDRESS HighestAcceptableAddress,
IN PHYSICAL_ADDRESS BoundaryAddressMultiple OPTIONAL,
IN MEMORY_CACHING_TYPE CacheType
);
NTKERNELAPI
VOID
MmFreeContiguousMemory (
IN PVOID BaseAddress
);
NTKERNELAPI
VOID
MmFreeContiguousMemorySpecifyCache (
IN PVOID BaseAddress,
IN SIZE_T NumberOfBytes,
IN MEMORY_CACHING_TYPE CacheType
);
// end_ntddk end_ntifs end_ntosp end_nthal
NTKERNELAPI
ULONG
MmGatherMemoryForHibernate (
IN PMDL Mdl,
IN BOOLEAN Wait
);
NTKERNELAPI
VOID
MmReturnMemoryForHibernate (
IN PMDL Mdl
);
VOID
MmReleaseDumpAddresses (
IN PFN_NUMBER Pages
);
// begin_ntddk begin_ntifs begin_nthal begin_ntosp
NTKERNELAPI
PVOID
MmAllocateNonCachedMemory (
IN SIZE_T NumberOfBytes
);
NTKERNELAPI
VOID
MmFreeNonCachedMemory (
IN PVOID BaseAddress,
IN SIZE_T NumberOfBytes
);
NTKERNELAPI
BOOLEAN
MmIsAddressValid (
IN PVOID VirtualAddress
);
DECLSPEC_DEPRECATED_DDK
NTKERNELAPI
BOOLEAN
MmIsNonPagedSystemAddressValid (
IN PVOID VirtualAddress
);
// begin_wdm
NTKERNELAPI
SIZE_T
MmSizeOfMdl(
IN PVOID Base,
IN SIZE_T Length
);
DECLSPEC_DEPRECATED_DDK // Use IoCreateMdl
NTKERNELAPI
PMDL
MmCreateMdl(
IN PMDL MemoryDescriptorList OPTIONAL,
IN PVOID Base,
IN SIZE_T Length
);
NTKERNELAPI
PVOID
MmLockPagableDataSection(
IN PVOID AddressWithinSection
);
// end_wdm
NTKERNELAPI
VOID
MmLockPagableSectionByHandle (
IN PVOID ImageSectionHandle
);
// end_ntddk end_ntifs end_ntosp
NTKERNELAPI
VOID
MmLockPagedPool (
IN PVOID Address,
IN SIZE_T Size
);
NTKERNELAPI
VOID
MmUnlockPagedPool (
IN PVOID Address,
IN SIZE_T Size
);
// begin_wdm begin_ntddk begin_ntifs begin_ntosp
NTKERNELAPI
VOID
MmResetDriverPaging (
IN PVOID AddressWithinSection
);
NTKERNELAPI
PVOID
MmPageEntireDriver (
IN PVOID AddressWithinSection
);
NTKERNELAPI
VOID
MmUnlockPagableImageSection(
IN PVOID ImageSectionHandle
);
// end_wdm end_ntosp
// begin_ntosp
NTKERNELAPI
HANDLE
MmSecureVirtualMemory (
IN PVOID Address,
IN SIZE_T Size,
IN ULONG ProbeMode
);
NTKERNELAPI
VOID
MmUnsecureVirtualMemory (
IN HANDLE SecureHandle
);
// end_ntosp
NTKERNELAPI
NTSTATUS
MmMapViewInSystemSpace (
IN PVOID Section,
OUT PVOID *MappedBase,
IN PSIZE_T ViewSize
);
NTKERNELAPI
NTSTATUS
MmUnmapViewInSystemSpace (
IN PVOID MappedBase
);
// begin_ntosp
NTKERNELAPI
NTSTATUS
MmMapViewInSessionSpace (
IN PVOID Section,
OUT PVOID *MappedBase,
IN OUT PSIZE_T ViewSize
);
NTKERNELAPI
NTSTATUS
MmUnmapViewInSessionSpace (
IN PVOID MappedBase
);
// end_ntosp
// begin_wdm begin_ntosp
//++
//
// VOID
// MmInitializeMdl (
// IN PMDL MemoryDescriptorList,
// IN PVOID BaseVa,
// IN SIZE_T Length
// )
//
// Routine Description:
//
// This routine initializes the header of a Memory Descriptor List (MDL).
//
// Arguments:
//
// MemoryDescriptorList - Pointer to the MDL to initialize.
//
// BaseVa - Base virtual address mapped by the MDL.
//
// Length - Length, in bytes, of the buffer mapped by the MDL.
//
// Return Value:
//
// None.
//
//--
#define MmInitializeMdl(MemoryDescriptorList, BaseVa, Length) { \
(MemoryDescriptorList)->Next = (PMDL) NULL; \
(MemoryDescriptorList)->Size = (CSHORT)(sizeof(MDL) + \
(sizeof(PFN_NUMBER) * ADDRESS_AND_SIZE_TO_SPAN_PAGES((BaseVa), (Length)))); \
(MemoryDescriptorList)->MdlFlags = 0; \
(MemoryDescriptorList)->StartVa = (PVOID) PAGE_ALIGN((BaseVa)); \
(MemoryDescriptorList)->ByteOffset = BYTE_OFFSET((BaseVa)); \
(MemoryDescriptorList)->ByteCount = (ULONG)(Length); \
}
//++
//
// PVOID
// MmGetSystemAddressForMdlSafe (
// IN PMDL MDL,
// IN MM_PAGE_PRIORITY PRIORITY
// )
//
// Routine Description:
//
// This routine returns the mapped address of an MDL. If the
// Mdl is not already mapped or a system address, it is mapped.
//
// Arguments:
//
// MemoryDescriptorList - Pointer to the MDL to map.
//
// Priority - Supplies an indication as to how important it is that this
// request succeed under low available PTE conditions.
//
// Return Value:
//
// Returns the base address where the pages are mapped. The base address
// has the same offset as the virtual address in the MDL.
//
// Unlike MmGetSystemAddressForMdl, Safe guarantees that it will always
// return NULL on failure instead of bugchecking the system.
//
// This macro is not usable by WDM 1.0 drivers as 1.0 did not include
// MmMapLockedPagesSpecifyCache. The solution for WDM 1.0 drivers is to
// provide synchronization and set/reset the MDL_MAPPING_CAN_FAIL bit.
//
//--
#define MmGetSystemAddressForMdlSafe(MDL, PRIORITY) \
(((MDL)->MdlFlags & (MDL_MAPPED_TO_SYSTEM_VA | \
MDL_SOURCE_IS_NONPAGED_POOL)) ? \
((MDL)->MappedSystemVa) : \
(MmMapLockedPagesSpecifyCache((MDL), \
KernelMode, \
MmCached, \
NULL, \
FALSE, \
(PRIORITY))))
//++
//
// PVOID
// MmGetSystemAddressForMdl (
// IN PMDL MDL
// )
//
// Routine Description:
//
// This routine returns the mapped address of an MDL, if the
// Mdl is not already mapped or a system address, it is mapped.
//
// Arguments:
//
// MemoryDescriptorList - Pointer to the MDL to map.
//
// Return Value:
//
// Returns the base address where the pages are mapped. The base address
// has the same offset as the virtual address in the MDL.
//
//--
//#define MmGetSystemAddressForMdl(MDL)
// (((MDL)->MdlFlags & (MDL_MAPPED_TO_SYSTEM_VA)) ?
// ((MDL)->MappedSystemVa) :
// ((((MDL)->MdlFlags & (MDL_SOURCE_IS_NONPAGED_POOL)) ?
// ((PVOID)((ULONG)(MDL)->StartVa | (MDL)->ByteOffset)) :
// (MmMapLockedPages((MDL),KernelMode)))))
#if PRAGMA_DEPRECATED_DDK
#pragma deprecated(MmGetSystemAddressForMdl) // Use MmGetSystemAddressForMdlSafe
#endif
#define MmGetSystemAddressForMdl(MDL) \
(((MDL)->MdlFlags & (MDL_MAPPED_TO_SYSTEM_VA | \
MDL_SOURCE_IS_NONPAGED_POOL)) ? \
((MDL)->MappedSystemVa) : \
(MmMapLockedPages((MDL),KernelMode)))
//++
//
// VOID
// MmPrepareMdlForReuse (
// IN PMDL MDL
// )
//
// Routine Description:
//
// This routine will take all of the steps necessary to allow an MDL to be
// re-used.
//
// Arguments:
//
// MemoryDescriptorList - Pointer to the MDL that will be re-used.
//
// Return Value:
//
// None.
//
//--
#define MmPrepareMdlForReuse(MDL) \
if (((MDL)->MdlFlags & MDL_PARTIAL_HAS_BEEN_MAPPED) != 0) { \
ASSERT(((MDL)->MdlFlags & MDL_PARTIAL) != 0); \
MmUnmapLockedPages( (MDL)->MappedSystemVa, (MDL) ); \
} else if (((MDL)->MdlFlags & MDL_PARTIAL) == 0) { \
ASSERT(((MDL)->MdlFlags & MDL_MAPPED_TO_SYSTEM_VA) == 0); \
}
typedef NTSTATUS (*PMM_DLL_INITIALIZE)(
IN PUNICODE_STRING RegistryPath
);
typedef NTSTATUS (*PMM_DLL_UNLOAD)(
VOID
);
// end_ntddk end_wdm end_nthal end_ntifs end_ntosp
#if DBG || (i386 && !FPO)
typedef NTSTATUS (*PMM_SNAPSHOT_POOL_PAGE)(
IN PVOID Address,
IN ULONG Size,
IN PSYSTEM_POOL_INFORMATION PoolInformation,
IN PSYSTEM_POOL_ENTRY *PoolEntryInfo,
IN ULONG Length,
IN OUT PULONG RequiredLength
);
NTSTATUS
MmSnapShotPool (
IN POOL_TYPE PoolType,
IN PMM_SNAPSHOT_POOL_PAGE SnapShotPoolPage,
IN PSYSTEM_POOL_INFORMATION PoolInformation,
IN ULONG Length,
IN OUT PULONG RequiredLength
);
#endif // DBG || (i386 && !FPO)
PVOID
MmAllocateSpecialPool (
IN SIZE_T NumberOfBytes,
IN ULONG Tag,
IN POOL_TYPE Type,
IN ULONG SpecialPoolType
);
VOID
MmFreeSpecialPool (
IN PVOID P
);
LOGICAL
MmSetSpecialPool (
IN LOGICAL Enable
);
LOGICAL
MmProtectSpecialPool (
IN PVOID VirtualAddress,
IN ULONG NewProtect
);
LOGICAL
MmIsSpecialPoolAddressFree (
IN PVOID VirtualAddress
);
SIZE_T
MmQuerySpecialPoolBlockSize (
IN PVOID P
);
LOGICAL
MmIsSpecialPoolAddress (
IN PVOID VirtualAddress
);
LOGICAL
MmUseSpecialPool (
IN SIZE_T NumberOfBytes,
IN ULONG Tag
);
LOGICAL
MmIsSessionAddress (
IN PVOID VirtualAddress
);
PUNICODE_STRING
MmLocateUnloadedDriver (
IN PVOID VirtualAddress
);
// begin_ntddk begin_wdm begin_ntosp
//
// Define an empty typedef for the _DRIVER_OBJECT structure so it may be
// referenced by function types before it is actually defined.
//
struct _DRIVER_OBJECT;
NTKERNELAPI
LOGICAL
MmIsDriverVerifying (
IN struct _DRIVER_OBJECT *DriverObject
);
// end_ntddk end_wdm end_ntosp
LOGICAL
MmTrimAllSystemPagableMemory (
IN LOGICAL PurgeTransition
);
#define MMNONPAGED_QUOTA_INCREASE (64*1024)
#define MMPAGED_QUOTA_INCREASE (512*1024)
#define MMNONPAGED_QUOTA_CHECK (256*1024)
#define MMPAGED_QUOTA_CHECK (1*1024*1024)
BOOLEAN
MmRaisePoolQuota (
IN POOL_TYPE PoolType,
IN SIZE_T OldQuotaLimit,
OUT PSIZE_T NewQuotaLimit
);
VOID
MmReturnPoolQuota (
IN POOL_TYPE PoolType,
IN SIZE_T ReturnedQuota
);
//
// Zero page thread routine.
//
VOID
MmZeroPageThread (
VOID
);
NTSTATUS
MmCopyVirtualMemory (
IN PEPROCESS FromProcess,
IN CONST VOID *FromAddress,
IN PEPROCESS ToProcess,
OUT PVOID ToAddress,
IN SIZE_T BufferSize,
IN KPROCESSOR_MODE PreviousMode,
OUT PSIZE_T NumberOfBytesCopied
);
NTSTATUS
MmGetSectionRange(
IN PVOID AddressWithinSection,
OUT PVOID *StartingSectionAddress,
OUT PULONG SizeofSection
);
// begin_ntosp
VOID
MmMapMemoryDumpMdl(
IN OUT PMDL MemoryDumpMdl
);
// begin_ntminiport
//
// Graphics support routines.
//
typedef
VOID
(*PBANKED_SECTION_ROUTINE) (
IN ULONG ReadBank,
IN ULONG WriteBank,
IN PVOID Context
);
// end_ntminiport
NTSTATUS
MmSetBankedSection (
IN HANDLE ProcessHandle,
IN PVOID VirtualAddress,
IN ULONG BankLength,
IN BOOLEAN ReadWriteBank,
IN PBANKED_SECTION_ROUTINE BankRoutine,
IN PVOID Context);
// end_ntosp
BOOLEAN
MmVerifyImageIsOkForMpUse (
IN PVOID BaseAddress
);
NTSTATUS
MmMemoryUsage (
IN PVOID Buffer,
IN ULONG Size,
IN ULONG Type,
OUT PULONG Length
);
typedef
VOID
(FASTCALL *PPAGE_FAULT_NOTIFY_ROUTINE) (
IN NTSTATUS Status,
IN PVOID VirtualAddress,
IN PVOID TrapInformation
);
NTKERNELAPI
VOID
FASTCALL
MmSetPageFaultNotifyRoutine (
IN PPAGE_FAULT_NOTIFY_ROUTINE NotifyRoutine
);
NTSTATUS
MmCallDllInitialize (
IN PKLDR_DATA_TABLE_ENTRY DataTableEntry,
IN PLIST_ENTRY ModuleListHead
);
//
// Crash dump only
// Called to initialize the kernel memory for a kernel
// memory dump.
//
typedef
NTSTATUS
(*PMM_SET_DUMP_RANGE) (
IN struct _MM_KERNEL_DUMP_CONTEXT* Context,
IN PVOID StartVa,
IN PFN_NUMBER Pages,
IN ULONG AddressFlags
);
typedef
NTSTATUS
(*PMM_FREE_DUMP_RANGE) (
IN struct _MM_KERNEL_DUMP_CONTEXT* Context,
IN PVOID StartVa,
IN PFN_NUMBER Pages,
IN ULONG AddressFlags
);
typedef struct _MM_KERNEL_DUMP_CONTEXT {
PVOID Context;
PMM_SET_DUMP_RANGE SetDumpRange;
PMM_FREE_DUMP_RANGE FreeDumpRange;
} MM_KERNEL_DUMP_CONTEXT, *PMM_KERNEL_DUMP_CONTEXT;
VOID
MmGetKernelDumpRange (
IN PMM_KERNEL_DUMP_CONTEXT Callback
);
// begin_ntifs
//
// Prefetch public interface.
//
typedef struct _READ_LIST {
PFILE_OBJECT FileObject;
ULONG NumberOfEntries;
LOGICAL IsImage;
FILE_SEGMENT_ELEMENT List[ANYSIZE_ARRAY];
} READ_LIST, *PREAD_LIST;
NTSTATUS
MmPrefetchPages (
IN ULONG NumberOfLists,
IN PREAD_LIST *ReadLists
);
// end_ntifs
NTSTATUS
MmPrefetchPagesIntoLockedMdl (
IN PFILE_OBJECT FileObject,
IN PLARGE_INTEGER FileOffset,
IN SIZE_T Length,
OUT PMDL *MdlOut
);
LOGICAL
MmIsMemoryAvailable (
IN ULONG PagesDesired
);
NTSTATUS
MmIdentifyPhysicalMemory (
VOID
);
PFILE_OBJECT *
MmPerfUnusedSegmentsEnumerate (
VOID
);
NTSTATUS
MmPerfSnapShotValidPhysicalMemory (
VOID
);
PFILE_OBJECT *
MmPerfVadTreeWalk (
PEPROCESS Process
);
#endif // MM
Reference in a new issue Copy permalink