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Move handle table management from executive to object manager
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This commit is contained in:
Aiken Harris
2026-08-06 12:20:19 +02:00
parent a84b9b641d
commit 8d639f7c97
8 changed files with 2472 additions and 342 deletions
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1
xtoskrnl/includes/ex.hh
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@@ -11,7 +11,6 @@
#include <xtos.hh>
#include <ex/handle.hh>
#include <ex/laslist.hh>
#include <ex/resource.hh>
#include <ex/rundown.hh>

37
xtoskrnl/includes/ex/handle.hh
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@@ -1,37 +0,0 @@
/**
* PROJECT: ExectOS
* COPYRIGHT: See COPYING.md in the top level directory
* FILE: xtoskrnl/includes/ex/handle.hh
* DESCRIPTION: Handle Table management interface
* DEVELOPERS: Aiken Harris <harraiken91@gmail.com>
*/
#ifndef __XTOSKRNL_EX_HANDLE_HH
#define __XTOSKRNL_EX_HANDLE_HH
#include <xtos.hh>
/* Kernel Executive */
namespace EX
{
class Handle
{
public:
STATIC XTFASTCALL PHANDLE_TABLE_ENTRY_INFO GetHandleInformation(IN PHANDLE_TABLE HandleTable,
IN HANDLE Handle,
IN BOOLEAN Locked);
STATIC XTAPI BOOLEAN LockHandleTableEntry(IN PHANDLE_TABLE HandleTable,
IN PHANDLE_TABLE_ENTRY HandleTableEntry);
STATIC XTAPI PHANDLE_TABLE_ENTRY MapHandleToPointer(IN PHANDLE_TABLE HandleTable,
IN HANDLE Handle);
STATIC XTAPI VOID UnlockHandleTableEntry(IN PHANDLE_TABLE HandleTable,
IN PHANDLE_TABLE_ENTRY HandleTableEntry);
private:
STATIC XTAPI PHANDLE_TABLE_ENTRY LookupHandleTableEntry(IN PHANDLE_TABLE HandleTable,
IN EXHANDLE Handle);
};
}
#endif /* __XTOSKRNL_EX_HANDLE_HH */

2
xtoskrnl/includes/ob.hh
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@@ -13,11 +13,11 @@
#include <ob/devmap.hh>
#include <ob/handle.hh>
#include <ob/hndltlb.hh>
#include <ob/lifecycl.hh>
#include <ob/obdir.hh>
#include <ob/obmgr.hh>
#include <ob/security.hh>
#include <ob/typereg.hh>
#endif /* __XTOSKRNL_OB_HH */

106
xtoskrnl/includes/ob/hndltlb.hh Normal file
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@@ -0,0 +1,106 @@
/**
* PROJECT: ExectOS
* COPYRIGHT: See COPYING.md in the top level directory
* FILE: xtoskrnl/includes/ob/hndltlb.hh
* DESCRIPTION: Object Manager Handle Table Management Interface
* DEVELOPERS: Aiken Harris <harraiken91@gmail.com>
*/
#ifndef __XTOSKRNL_OB_HNDLTLB_HH
#define __XTOSKRNL_OB_HNDLTLB_HH
#include <xtos.hh>
/* Object Manager */
namespace OB
{
class HandleTable
{
private:
STATIC KPUSH_LOCK HandleTableListLock;
STATIC LIST_ENTRY HandleTableListHead;
public:
STATIC XTAPI BOOLEAN ChangeHandle(IN PHANDLE_TABLE HandleTable,
IN HANDLE Handle,
IN POB_CHANGE_HANDLE_ROUTINE ChangeRoutine,
IN ULONG_PTR Parameter);
STATIC XTAPI HANDLE CreateHandle(IN PHANDLE_TABLE HandleTable,
IN PHANDLE_TABLE_ENTRY HandleTableEntry);
STATIC XTAPI PHANDLE_TABLE CreateHandleTable(IN PEPROCESS Process);
STATIC XTAPI BOOLEAN DestroyHandle(IN PHANDLE_TABLE HandleTable,
IN HANDLE Handle,
IN PHANDLE_TABLE_ENTRY HandleTableEntry);
STATIC XTAPI VOID DestroyHandleTable(IN PHANDLE_TABLE HandleTable,
IN POB_DESTROY_HANDLE_ROUTINE DestroyHandleProcedure);
STATIC XTAPI PHANDLE_TABLE DuplicateHandleTable(IN PEPROCESS Process,
IN PHANDLE_TABLE OldHandleTable,
IN POB_DUPLICATE_HANDLE_ROUTINE DupHandleProcedure,
IN ULONG_PTR Mask);
STATIC XTAPI BOOLEAN EnumerateHandleTable(IN PHANDLE_TABLE HandleTable,
IN POB_ENUMERATE_HANDLE_ROUTINE EnumHandleProcedure,
IN PVOID EnumParameter,
OUT PHANDLE Handle);
STATIC XTAPI PHANDLE_TABLE_ENTRY_INFO GetHandleInformation(IN PHANDLE_TABLE HandleTable,
IN HANDLE Handle,
IN BOOLEAN Locked);
STATIC XTAPI VOID InitializeHandleTable(VOID);
STATIC XTAPI BOOLEAN LockHandleTableEntry(IN PHANDLE_TABLE HandleTable,
IN PHANDLE_TABLE_ENTRY HandleTableEntry);
STATIC XTAPI PHANDLE_TABLE_ENTRY MapHandleToPointer(IN PHANDLE_TABLE HandleTable,
IN HANDLE Handle);
STATIC XTAPI PHANDLE_TABLE_ENTRY MapHandleToPointer(IN PHANDLE_TABLE HandleTable,
IN HANDLE Handle,
IN KPROCESSOR_MODE PreviousMode);
STATIC XTAPI VOID RemoveHandleTable(IN PHANDLE_TABLE HandleTable);
STATIC XTAPI XTSTATUS SetHandleInformation(IN PHANDLE_TABLE HandleTable,
IN HANDLE Handle,
IN PHANDLE_TABLE_ENTRY_INFO EntryInfo,
IN BOOLEAN EntryLocked);
STATIC XTAPI XTSTATUS SnapshotHandleTables(IN POB_SNAPSHOT_HANDLE_ENTRY SnapshotHandleEntry,
IN OUT PSYSTEM_HANDLE_INFORMATION HandleInformation,
IN ULONG Length,
IN OUT PULONG RequiredLength);
STATIC XTAPI XTSTATUS SnapshotHandleTables(IN POB_SNAPSHOT_HANDLE_ENTRY_EX SnapshotHandleEntry,
IN OUT PSYSTEM_HANDLE_INFORMATION_EX HandleInformation,
IN ULONG Length,
IN OUT PULONG RequiredLength);
STATIC XTAPI VOID SweepHandleTable(IN PHANDLE_TABLE HandleTable,
IN POB_ENUMERATE_HANDLE_ROUTINE EnumHandleProcedure,
IN PVOID EnumParameter);
STATIC XTAPI VOID UnlockHandleTableEntry(IN PHANDLE_TABLE HandleTable,
IN PHANDLE_TABLE_ENTRY HandleTableEntry);
private:
STATIC XTAPI PHANDLE_TABLE AllocateHandleTable(IN PEPROCESS Process,
IN BOOLEAN DoInit);
STATIC XTAPI PHANDLE_TABLE_ENTRY AllocateHandleTableEntry(IN PHANDLE_TABLE HandleTable,
OUT POBJECT_HANDLE Handle);
STATIC XTAPI BOOLEAN AllocateHandleTableEntry(IN PHANDLE_TABLE HandleTable,
IN BOOLEAN DoInit);
STATIC XTAPI PHANDLE_TABLE_ENTRY AllocateLowLevelTable(IN PHANDLE_TABLE HandleTable,
IN BOOLEAN DoInit);
STATIC XTAPI PHANDLE_TABLE_ENTRY *AllocateMediumLevelTable(IN PHANDLE_TABLE HandleTable,
IN BOOLEAN DoInit,
OUT PHANDLE_TABLE_ENTRY *NewLowLevel);
STATIC XTAPI PVOID AllocateTableMemory(IN PEPROCESS QuotaProcess,
IN SIZE_T NumberOfBytes,
IN BOOLEAN ZeroMemory);
STATIC XTAPI VOID FreeHandleTable(IN PHANDLE_TABLE HandleTable);
STATIC XTAPI VOID FreeHandleTableEntry(IN PHANDLE_TABLE HandleTable,
IN OBJECT_HANDLE Handle,
IN PHANDLE_TABLE_ENTRY HandleTableEntry);
STATIC XTAPI VOID FreeLowLevelTable(IN PEPROCESS QuotaProcess,
IN PHANDLE_TABLE_ENTRY TableLevel1);
STATIC XTAPI VOID FreeTableMemory(IN PEPROCESS QuotaProcess,
IN PVOID PoolMemory,
IN SIZE_T NumberOfBytes);
STATIC XTAPI PHANDLE_TABLE_ENTRY LookupHandleTableEntry(IN PHANDLE_TABLE HandleTable,
IN OBJECT_HANDLE Handle);
STATIC XTAPI ULONG MoveFreeHandles(IN PHANDLE_TABLE HandleTable);
STATIC XTINLINE BOOLEAN ValidateObjectEntry(IN PHANDLE_TABLE_ENTRY Entry);
};
}
#endif /* __XTOSKRNL_OB_HNDLTLB_HH */