mirror of
https://github.com/reactos/reactos.git
synced 2025-02-22 08:25:03 +00:00
Added mapping of access rights
Improved 'open' function svn path=/trunk/; revision=1578
This commit is contained in:
Eric Kohl
parent
9331d6391e
commit
6c726dfe40
6 changed files with 162 additions and 139 deletions
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@ -1,7 +1,7 @@
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/*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT: ReactOS kernel
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* FILE: include/synch.h
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* FILE: include/ntos/synch.h
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* PURPOSE: Synchronization declarations used by all the parts of the
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* system
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* PROGRAMMER: David Welch <welch@cwcom.net>
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@ -18,7 +18,9 @@
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#define EVENT_MODIFY_STATE (2)
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#define EVENT_PAIR_ALL_ACCESS (0x1f0000L)
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#define MUTEX_ALL_ACCESS (0x1f0001L)
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#define MUTEX_MODIFY_STATE (1)
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#define MUTEX_QUERY_STATE (1)
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#define MUTANT_ALL_ACCESS (0x1f0001L)
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#define MUTANT_QUERY_STATE (1)
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#define SEMAPHORE_ALL_ACCESS (0x1f0003L)
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#define SEMAPHORE_QUERY_STATE (1)
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#define SEMAPHORE_MODIFY_STATE (2)
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@ -27,4 +29,4 @@
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#define TIMER_MODIFY_STATE (2)
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#endif /* __INCLUDE_PS_H */
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#endif /* __INCLUDE_SYNCH_H */
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@ -1,4 +1,4 @@
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/* $Id: section.c,v 1.42 2001/01/13 18:38:09 dwelch Exp $
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/* $Id: section.c,v 1.43 2001/01/28 15:17:52 ekohl Exp $
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*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT: ReactOS kernel
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@ -25,6 +25,12 @@
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POBJECT_TYPE EXPORTED MmSectionObjectType = NULL;
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static GENERIC_MAPPING MmpSectionMapping = {
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STANDARD_RIGHTS_READ | SECTION_MAP_READ | SECTION_QUERY,
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STANDARD_RIGHTS_WRITE | SECTION_MAP_WRITE,
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STANDARD_RIGHTS_EXECUTE | SECTION_MAP_EXECUTE,
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SECTION_ALL_ACCESS};
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/* FUNCTIONS *****************************************************************/
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NTSTATUS
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@ -231,7 +237,7 @@ MmWaitForPendingOperationSection(PMADDRESS_SPACE AddressSpace,
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* page-in again so we have to wait again.
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*/
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Entry = MmGetPageEntrySection(Section,
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Offset.u.LowPart);
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Offset.u.LowPart);
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} while (Entry & SPE_PAGEIN_PENDING);
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/*
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@ -370,7 +376,7 @@ MmNotPresentFaultSectionView(PMADDRESS_SPACE AddressSpace,
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MmWaitForFreePages();
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MmLockAddressSpace(AddressSpace);
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MmLockSection(Section);
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Entry1 = MmGetPageEntrySection(Section, Offset.u.LowPart);
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Entry1 = MmGetPageEntrySection(Section, Offset.u.LowPart);
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if (Entry1 & SPE_PAGEIN_PENDING)
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{
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return(MmWaitForPendingOperationSection(AddressSpace,
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@ -411,7 +417,7 @@ MmNotPresentFaultSectionView(PMADDRESS_SPACE AddressSpace,
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* Clear the wait state (Since we are holding the only reference to
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* page this is safe)
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*/
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MmClearWaitPage(Page);
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MmClearWaitPage(Page);
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/*
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* Notify any other threads that fault on the same section offset
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@ -597,14 +603,14 @@ MmCreatePhysicalMemorySection(VOID)
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*/
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SectionSize.QuadPart = 0xFFFFFFFF;
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RtlInitUnicodeString(&Name, L"\\Device\\PhysicalMemory");
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InitializeObjectAttributes(&Obj,
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InitializeObjectAttributes(&Obj,
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&Name,
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0,
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NULL,
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NULL);
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Status = NtCreateSection(&PhysSectionH,
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SECTION_ALL_ACCESS,
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&Obj,
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&Obj,
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&SectionSize,
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PAGE_EXECUTE_READWRITE,
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0,
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@ -634,36 +640,37 @@ MmCreatePhysicalMemorySection(VOID)
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NTSTATUS
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MmInitSectionImplementation(VOID)
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{
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MmSectionObjectType = ExAllocatePool(NonPagedPool,sizeof(OBJECT_TYPE));
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RtlInitUnicodeString(&MmSectionObjectType->TypeName, L"Section");
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MmSectionObjectType->TotalObjects = 0;
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MmSectionObjectType->TotalHandles = 0;
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MmSectionObjectType->MaxObjects = ULONG_MAX;
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MmSectionObjectType->MaxHandles = ULONG_MAX;
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MmSectionObjectType->PagedPoolCharge = 0;
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MmSectionObjectType->NonpagedPoolCharge = sizeof(SECTION_OBJECT);
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MmSectionObjectType->Dump = NULL;
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MmSectionObjectType->Open = NULL;
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MmSectionObjectType->Close = MmpCloseSection;
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MmSectionObjectType->Delete = MmpDeleteSection;
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MmSectionObjectType->Parse = NULL;
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MmSectionObjectType->Security = NULL;
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MmSectionObjectType->QueryName = NULL;
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MmSectionObjectType->OkayToClose = NULL;
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MmSectionObjectType->Create = MmpCreateSection;
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MmSectionObjectType = ExAllocatePool(NonPagedPool,sizeof(OBJECT_TYPE));
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return(STATUS_SUCCESS);
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RtlInitUnicodeString(&MmSectionObjectType->TypeName, L"Section");
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MmSectionObjectType->TotalObjects = 0;
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MmSectionObjectType->TotalHandles = 0;
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MmSectionObjectType->MaxObjects = ULONG_MAX;
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MmSectionObjectType->MaxHandles = ULONG_MAX;
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MmSectionObjectType->PagedPoolCharge = 0;
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MmSectionObjectType->NonpagedPoolCharge = sizeof(SECTION_OBJECT);
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MmSectionObjectType->Mapping = &MmpSectionMapping;
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MmSectionObjectType->Dump = NULL;
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MmSectionObjectType->Open = NULL;
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MmSectionObjectType->Close = MmpCloseSection;
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MmSectionObjectType->Delete = MmpDeleteSection;
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MmSectionObjectType->Parse = NULL;
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MmSectionObjectType->Security = NULL;
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MmSectionObjectType->QueryName = NULL;
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MmSectionObjectType->OkayToClose = NULL;
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MmSectionObjectType->Create = MmpCreateSection;
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return(STATUS_SUCCESS);
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}
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/* FIXME: NtCS should call MmCS */
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NTSTATUS STDCALL
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NtCreateSection (OUT PHANDLE SectionHandle,
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NTSTATUS STDCALL
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NtCreateSection (OUT PHANDLE SectionHandle,
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IN ACCESS_MASK DesiredAccess,
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IN POBJECT_ATTRIBUTES ObjectAttributes OPTIONAL,
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IN PLARGE_INTEGER MaximumSize OPTIONAL,
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IN PLARGE_INTEGER MaximumSize OPTIONAL,
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IN ULONG SectionPageProtection OPTIONAL,
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IN ULONG AllocationAttributes,
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IN HANDLE FileHandle OPTIONAL)
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@ -768,35 +775,23 @@ NtCreateSection (OUT PHANDLE SectionHandle,
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* REVISIONS
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*
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*/
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NTSTATUS STDCALL
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NTSTATUS STDCALL
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NtOpenSection(PHANDLE SectionHandle,
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ACCESS_MASK DesiredAccess,
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POBJECT_ATTRIBUTES ObjectAttributes)
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{
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PVOID Object;
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NTSTATUS Status;
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*SectionHandle = 0;
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Status = ObReferenceObjectByName(ObjectAttributes->ObjectName,
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ObjectAttributes->Attributes,
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NULL,
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DesiredAccess,
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MmSectionObjectType,
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UserMode,
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NULL,
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&Object);
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if (!NT_SUCCESS(Status))
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{
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return Status;
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}
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Status = ObCreateHandle(PsGetCurrentProcess(),
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Object,
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DesiredAccess,
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FALSE,
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SectionHandle);
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ObDereferenceObject(Object);
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Status = ObOpenObjectByName(ObjectAttributes,
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MmSectionObjectType,
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NULL,
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UserMode,
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DesiredAccess,
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NULL,
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SectionHandle);
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return(Status);
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}
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@ -886,7 +881,7 @@ NtMapViewOfSection(HANDLE SectionHandle,
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NULL);
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if (!(NT_SUCCESS(Status)))
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{
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DPRINT("ObReference failed rc=%x\n",Status);
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DPRINT("ObReference failed rc=%x\n",Status);
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return(Status);
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}
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@ -1,4 +1,4 @@
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/* $Id: evtpair.c,v 1.5 2000/10/22 11:30:00 ekohl Exp $
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/* $Id: evtpair.c,v 1.6 2001/01/28 15:14:19 ekohl Exp $
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*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT: ReactOS kernel
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@ -24,6 +24,11 @@
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POBJECT_TYPE EXPORTED ExEventPairObjectType = NULL;
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static GENERIC_MAPPING ExEventPairMapping = {
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STANDARD_RIGHTS_READ,
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STANDARD_RIGHTS_WRITE,
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STANDARD_RIGHTS_EXECUTE | SYNCHRONIZE,
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EVENT_PAIR_ALL_ACCESS};
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/* FUNCTIONS *****************************************************************/
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@ -59,6 +64,7 @@ VOID NtInitializeEventPairImplementation(VOID)
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ExEventPairObjectType->TotalHandles = 0;
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ExEventPairObjectType->PagedPoolCharge = 0;
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ExEventPairObjectType->NonpagedPoolCharge = sizeof(KEVENT_PAIR);
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ExEventPairObjectType->Mapping = &ExEventPairMapping;
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ExEventPairObjectType->Dump = NULL;
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ExEventPairObjectType->Open = NULL;
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ExEventPairObjectType->Close = NULL;
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@ -99,31 +105,19 @@ NtOpenEventPair(OUT PHANDLE EventPairHandle,
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IN ACCESS_MASK DesiredAccess,
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IN POBJECT_ATTRIBUTES ObjectAttributes)
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{
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PKEVENT_PAIR EventPair;
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NTSTATUS Status;
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DPRINT("NtOpenEventPair()\n");
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Status = ObReferenceObjectByName(ObjectAttributes->ObjectName,
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ObjectAttributes->Attributes,
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NULL,
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DesiredAccess,
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ExEventPairObjectType,
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UserMode,
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NULL,
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(PVOID*)&EventPair);
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if (!NT_SUCCESS(Status))
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{
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return(Status);
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}
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Status = ObCreateHandle(PsGetCurrentProcess(),
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EventPair,
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DesiredAccess,
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FALSE,
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EventPairHandle);
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ObDereferenceObject(EventPair);
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Status = ObOpenObjectByName(ObjectAttributes,
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ExEventPairObjectType,
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NULL,
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UserMode,
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DesiredAccess,
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NULL,
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EventPairHandle);
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return(STATUS_SUCCESS);
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return Status;
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}
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@ -13,8 +13,8 @@
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#include <limits.h>
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#include <ddk/ntddk.h>
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#include <internal/ob.h>
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#include <ntos/synch.h>
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#include <internal/id.h>
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#include <ntos/synch.h>
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#define NDEBUG
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#include <internal/debug.h>
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@ -23,14 +23,21 @@
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POBJECT_TYPE EXPORTED ExEventObjectType = NULL;
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static GENERIC_MAPPING ExpEventMapping = {
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STANDARD_RIGHTS_READ | SYNCHRONIZE | EVENT_QUERY_STATE,
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STANDARD_RIGHTS_WRITE | SYNCHRONIZE | EVENT_MODIFY_STATE,
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STANDARD_RIGHTS_EXECUTE | SYNCHRONIZE | EVENT_QUERY_STATE,
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EVENT_ALL_ACCESS};
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/* FUNCTIONS *****************************************************************/
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NTSTATUS NtpCreateEvent(PVOID ObjectBody,
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PVOID Parent,
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PWSTR RemainingPath,
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POBJECT_ATTRIBUTES ObjectAttributes)
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NTSTATUS
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NtpCreateEvent(PVOID ObjectBody,
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PVOID Parent,
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PWSTR RemainingPath,
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POBJECT_ATTRIBUTES ObjectAttributes)
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{
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DPRINT("NtpCreateEvent(ObjectBody %x, Parent %x, RemainingPath %S)\n",
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ObjectBody, Parent, RemainingPath);
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@ -46,7 +53,9 @@ NTSTATUS NtpCreateEvent(PVOID ObjectBody,
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return(STATUS_SUCCESS);
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}
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VOID NtInitializeEventImplementation(VOID)
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VOID
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NtInitializeEventImplementation(VOID)
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{
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ExEventObjectType = ExAllocatePool(NonPagedPool,sizeof(OBJECT_TYPE));
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@ -58,6 +67,7 @@ VOID NtInitializeEventImplementation(VOID)
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ExEventObjectType->TotalHandles = 0;
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ExEventObjectType->PagedPoolCharge = 0;
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ExEventObjectType->NonpagedPoolCharge = sizeof(KEVENT);
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ExEventObjectType->Mapping = &ExpEventMapping;
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ExEventObjectType->Dump = NULL;
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ExEventObjectType->Open = NULL;
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ExEventObjectType->Close = NULL;
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@ -69,7 +79,9 @@ VOID NtInitializeEventImplementation(VOID)
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ExEventObjectType->Create = NtpCreateEvent;
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}
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NTSTATUS STDCALL NtClearEvent (IN HANDLE EventHandle)
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NTSTATUS STDCALL
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NtClearEvent(IN HANDLE EventHandle)
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{
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PKEVENT Event;
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NTSTATUS Status;
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@ -90,11 +102,12 @@ NTSTATUS STDCALL NtClearEvent (IN HANDLE EventHandle)
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}
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NTSTATUS STDCALL NtCreateEvent (OUT PHANDLE EventHandle,
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IN ACCESS_MASK DesiredAccess,
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IN POBJECT_ATTRIBUTES ObjectAttributes,
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IN BOOLEAN ManualReset,
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IN BOOLEAN InitialState)
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NTSTATUS STDCALL
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NtCreateEvent(OUT PHANDLE EventHandle,
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IN ACCESS_MASK DesiredAccess,
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IN POBJECT_ATTRIBUTES ObjectAttributes,
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IN BOOLEAN ManualReset,
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IN BOOLEAN InitialState)
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{
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PKEVENT Event;
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@ -103,8 +116,8 @@ NTSTATUS STDCALL NtCreateEvent (OUT PHANDLE EventHandle,
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DesiredAccess,
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ObjectAttributes,
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ExEventObjectType);
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KeInitializeEvent(Event,
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ManualReset ? NotificationEvent : SynchronizationEvent,
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KeInitializeEvent(Event,
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ManualReset ? NotificationEvent : SynchronizationEvent,
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InitialState );
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ObDereferenceObject(Event);
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return(STATUS_SUCCESS);
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|
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@ -132,8 +145,9 @@ NtOpenEvent(OUT PHANDLE EventHandle,
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}
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NTSTATUS STDCALL NtPulseEvent(IN HANDLE EventHandle,
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IN PULONG PulseCount OPTIONAL)
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NTSTATUS STDCALL
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NtPulseEvent(IN HANDLE EventHandle,
|
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IN PULONG PulseCount OPTIONAL)
|
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{
|
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PKEVENT Event;
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NTSTATUS Status;
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|
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@ -157,11 +171,12 @@ NTSTATUS STDCALL NtPulseEvent(IN HANDLE EventHandle,
|
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}
|
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|
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|
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NTSTATUS STDCALL NtQueryEvent (IN HANDLE EventHandle,
|
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IN EVENT_INFORMATION_CLASS EventInformationClass,
|
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OUT PVOID EventInformation,
|
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IN ULONG EventInformationLength,
|
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OUT PULONG ReturnLength)
|
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NTSTATUS STDCALL
|
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NtQueryEvent(IN HANDLE EventHandle,
|
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IN EVENT_INFORMATION_CLASS EventInformationClass,
|
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OUT PVOID EventInformation,
|
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IN ULONG EventInformationLength,
|
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OUT PULONG ReturnLength)
|
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{
|
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PEVENT_BASIC_INFORMATION Info;
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PKEVENT Event;
|
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|
|
@ -198,8 +213,9 @@ NTSTATUS STDCALL NtQueryEvent (IN HANDLE EventHandle,
|
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}
|
||||
|
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|
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NTSTATUS STDCALL NtResetEvent(HANDLE EventHandle,
|
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PULONG NumberOfWaitingThreads OPTIONAL)
|
||||
NTSTATUS STDCALL
|
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NtResetEvent(IN HANDLE EventHandle,
|
||||
OUT PULONG NumberOfWaitingThreads OPTIONAL)
|
||||
{
|
||||
PKEVENT Event;
|
||||
NTSTATUS Status;
|
||||
|
|
@ -222,8 +238,9 @@ NTSTATUS STDCALL NtResetEvent(HANDLE EventHandle,
|
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}
|
||||
|
||||
|
||||
NTSTATUS STDCALL NtSetEvent(IN HANDLE EventHandle,
|
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OUT PULONG NumberOfThreadsReleased)
|
||||
NTSTATUS STDCALL
|
||||
NtSetEvent(IN HANDLE EventHandle,
|
||||
OUT PULONG NumberOfThreadsReleased)
|
||||
{
|
||||
PKEVENT Event;
|
||||
NTSTATUS Status;
|
||||
|
|
@ -244,3 +261,5 @@ NTSTATUS STDCALL NtSetEvent(IN HANDLE EventHandle,
|
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ObDereferenceObject(Event);
|
||||
return(STATUS_SUCCESS);
|
||||
}
|
||||
|
||||
/* EOF */
|
||||
|
|
|
|||
|
|
@ -1,4 +1,5 @@
|
|||
/*
|
||||
/* $Id: ntsem.c,v 1.9 2001/01/28 15:15:07 ekohl Exp $
|
||||
*
|
||||
* COPYRIGHT: See COPYING in the top level directory
|
||||
* PROJECT: ReactOS kernel
|
||||
* FILE: ntoskrnl/nt/ntsem.c
|
||||
|
|
@ -22,6 +23,12 @@
|
|||
|
||||
POBJECT_TYPE ExSemaphoreType;
|
||||
|
||||
static GENERIC_MAPPING ExSemaphoreMapping = {
|
||||
STANDARD_RIGHTS_READ | SEMAPHORE_QUERY_STATE,
|
||||
STANDARD_RIGHTS_WRITE | SEMAPHORE_MODIFY_STATE,
|
||||
STANDARD_RIGHTS_EXECUTE | SYNCHRONIZE | SEMAPHORE_QUERY_STATE,
|
||||
SEMAPHORE_ALL_ACCESS};
|
||||
|
||||
/* FUNCTIONS *****************************************************************/
|
||||
|
||||
NTSTATUS NtpCreateSemaphore(PVOID ObjectBody,
|
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|
|
@ -57,6 +64,7 @@ VOID NtInitializeSemaphoreImplementation(VOID)
|
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ExSemaphoreType->TotalHandles = 0;
|
||||
ExSemaphoreType->PagedPoolCharge = 0;
|
||||
ExSemaphoreType->NonpagedPoolCharge = sizeof(KSEMAPHORE);
|
||||
ExSemaphoreType->Mapping = &ExSemaphoreMapping;
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||||
ExSemaphoreType->Dump = NULL;
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||||
ExSemaphoreType->Open = NULL;
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||||
ExSemaphoreType->Close = NULL;
|
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|
|
@ -68,11 +76,12 @@ VOID NtInitializeSemaphoreImplementation(VOID)
|
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ExSemaphoreType->Create = NtpCreateSemaphore;
|
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}
|
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|
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NTSTATUS STDCALL NtCreateSemaphore(OUT PHANDLE SemaphoreHandle,
|
||||
IN ACCESS_MASK DesiredAccess,
|
||||
IN POBJECT_ATTRIBUTES ObjectAttributes,
|
||||
IN LONG InitialCount,
|
||||
IN LONG MaximumCount)
|
||||
NTSTATUS STDCALL
|
||||
NtCreateSemaphore(OUT PHANDLE SemaphoreHandle,
|
||||
IN ACCESS_MASK DesiredAccess,
|
||||
IN POBJECT_ATTRIBUTES ObjectAttributes,
|
||||
IN LONG InitialCount,
|
||||
IN LONG MaximumCount)
|
||||
{
|
||||
PKSEMAPHORE Semaphore;
|
||||
|
||||
|
|
@ -89,42 +98,31 @@ NTSTATUS STDCALL NtCreateSemaphore(OUT PHANDLE SemaphoreHandle,
|
|||
}
|
||||
|
||||
|
||||
NTSTATUS STDCALL NtOpenSemaphore(IN HANDLE SemaphoreHandle,
|
||||
IN ACCESS_MASK DesiredAccess,
|
||||
IN POBJECT_ATTRIBUTES ObjectAttributes)
|
||||
NTSTATUS STDCALL
|
||||
NtOpenSemaphore(IN HANDLE SemaphoreHandle,
|
||||
IN ACCESS_MASK DesiredAccess,
|
||||
IN POBJECT_ATTRIBUTES ObjectAttributes)
|
||||
{
|
||||
NTSTATUS Status;
|
||||
PKSEMAPHORE Semaphore;
|
||||
|
||||
Status = ObReferenceObjectByName(ObjectAttributes->ObjectName,
|
||||
ObjectAttributes->Attributes,
|
||||
NULL,
|
||||
DesiredAccess,
|
||||
ExSemaphoreType,
|
||||
UserMode,
|
||||
NULL,
|
||||
(PVOID*)&Semaphore);
|
||||
if (Status != STATUS_SUCCESS)
|
||||
{
|
||||
return(Status);
|
||||
}
|
||||
Status = ObOpenObjectByName(ObjectAttributes,
|
||||
ExSemaphoreType,
|
||||
NULL,
|
||||
UserMode,
|
||||
DesiredAccess,
|
||||
NULL,
|
||||
SemaphoreHandle);
|
||||
|
||||
Status = ObCreateHandle(PsGetCurrentProcess(),
|
||||
Semaphore,
|
||||
DesiredAccess,
|
||||
FALSE,
|
||||
SemaphoreHandle);
|
||||
ObDereferenceObject(Semaphore);
|
||||
|
||||
return(STATUS_SUCCESS);
|
||||
return Status;
|
||||
}
|
||||
|
||||
|
||||
NTSTATUS STDCALL NtQuerySemaphore(IN HANDLE SemaphoreHandle,
|
||||
IN SEMAPHORE_INFORMATION_CLASS SemaphoreInformationClass,
|
||||
OUT PVOID SemaphoreInformation,
|
||||
IN ULONG SemaphoreInformationLength,
|
||||
OUT PULONG ReturnLength)
|
||||
NTSTATUS STDCALL
|
||||
NtQuerySemaphore(IN HANDLE SemaphoreHandle,
|
||||
IN SEMAPHORE_INFORMATION_CLASS SemaphoreInformationClass,
|
||||
OUT PVOID SemaphoreInformation,
|
||||
IN ULONG SemaphoreInformationLength,
|
||||
OUT PULONG ReturnLength)
|
||||
{
|
||||
PSEMAPHORE_BASIC_INFORMATION Info;
|
||||
PKSEMAPHORE Semaphore;
|
||||
|
|
@ -157,9 +155,10 @@ NTSTATUS STDCALL NtQuerySemaphore(IN HANDLE SemaphoreHandle,
|
|||
return STATUS_SUCCESS;
|
||||
}
|
||||
|
||||
NTSTATUS STDCALL NtReleaseSemaphore(IN HANDLE SemaphoreHandle,
|
||||
IN LONG ReleaseCount,
|
||||
OUT PLONG PreviousCount)
|
||||
NTSTATUS STDCALL
|
||||
NtReleaseSemaphore(IN HANDLE SemaphoreHandle,
|
||||
IN LONG ReleaseCount,
|
||||
OUT PLONG PreviousCount)
|
||||
{
|
||||
PKSEMAPHORE Semaphore;
|
||||
NTSTATUS Status;
|
||||
|
|
@ -181,3 +180,5 @@ NTSTATUS STDCALL NtReleaseSemaphore(IN HANDLE SemaphoreHandle,
|
|||
ObDereferenceObject(Semaphore);
|
||||
return(STATUS_SUCCESS);
|
||||
}
|
||||
|
||||
/* EOF */
|
||||
|
|
|
|||
|
|
@ -14,6 +14,18 @@
|
|||
|
||||
#include <internal/debug.h>
|
||||
|
||||
|
||||
/* GLOBALS ******************************************************************/
|
||||
|
||||
#if 0
|
||||
static GENERIC_MAPPING ExpTimerMapping = {
|
||||
STANDARD_RIGHTS_READ | TIMER_QUERY_STATE,
|
||||
STANDARD_RIGHTS_WRITE | TIMER_MODIFY_STATE,
|
||||
STANDARD_RIGHTS_EXECUTE | SYNCHRONIZE,
|
||||
TIMER_ALL_ACCESS};
|
||||
#endif
|
||||
|
||||
|
||||
/* FUNCTIONS *****************************************************************/
|
||||
|
||||
NTSTATUS
|
||||
|
|
|
|||
Loading…
Reference in a new issue