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