ntoskrnl/ob/security.c

   1 /*
   2  * COPYRIGHT:         See COPYING in the top level directory
   3  * PROJECT:           ReactOS kernel
   4  * PURPOSE:           Security manager
   5  * FILE:              ntoskrnl/ob/security.c
   6  * PROGRAMER:         ?
   7  * REVISION HISTORY:
   8  *                 26/07/98: Added stubs for security functions
   9  */
  10
  11 /* INCLUDES *****************************************************************/
  12
  13 #include <ddk/ntddk.h>
  14 #include <internal/ob.h>
  15
  16 #include <internal/debug.h>
  17
  18 /* FUNCTIONS ***************************************************************/
  19
  20 NTSTATUS STDCALL
  21 ObAssignSecurity(IN PACCESS_STATE AccessState,
  22                  IN PSECURITY_DESCRIPTOR SecurityDescriptor,
  23                  IN PVOID Object,
  24                  IN POBJECT_TYPE Type)
  25 {
  26   UNIMPLEMENTED;
  27 }
  28
  29
  30 NTSTATUS STDCALL
  31 ObGetObjectSecurity(IN PVOID Object,
  32                     OUT PSECURITY_DESCRIPTOR *SecurityDescriptor,
  33                     OUT PBOOLEAN MemoryAllocated)
  34 {
  35   UNIMPLEMENTED;
  36 }
  37
  38
  39 VOID STDCALL
  40 ObReleaseObjectSecurity(IN PSECURITY_DESCRIPTOR SecurityDescriptor,
  41                         IN BOOLEAN MemoryAllocated)
  42 {
  43   UNIMPLEMENTED;
  44 }
  45
  46
  47 NTSTATUS STDCALL
  48 NtQuerySecurityObject(IN HANDLE Handle,
  49                       IN SECURITY_INFORMATION SecurityInformation,
  50                       OUT PSECURITY_DESCRIPTOR SecurityDescriptor,
  51                       IN ULONG Length,
  52                       OUT PULONG ResultLength)
  53 {
  54   POBJECT_HEADER Header;
  55   PVOID Object;
  56   NTSTATUS Status;
  57
  58   Status = ObReferenceObjectByHandle(Handle,
  59                                      0,
  60                                      NULL,
  61                                      KeGetPreviousMode(),
  62                                      &Object,
  63                                      NULL);
  64   if (!NT_SUCCESS(Status))
  65     {
  66       return(Status);
  67     }
  68
  69   Header = BODY_TO_HEADER(Object);
  70   if (Header->ObjectType != NULL &&
  71       Header->ObjectType->Security != NULL)
  72     {
  73       Status = Header->ObjectType->Security(Object,
  74                                             QuerySecurityDescriptor,
  75                                             SecurityInformation,
  76                                             SecurityDescriptor,
  77                                             &Length);
  78       *ResultLength = Length;
  79     }
  80   else
  81     {
  82       Status = STATUS_NOT_IMPLEMENTED;
  83     }
  84
  85   ObDereferenceObject(Object);
  86
  87   return(Status);
  88 }
  89
  90
  91 NTSTATUS STDCALL
  92 NtSetSecurityObject(IN HANDLE Handle,
  93                     IN SECURITY_INFORMATION SecurityInformation,
  94                     IN PSECURITY_DESCRIPTOR SecurityDescriptor)
  95 {
  96   POBJECT_HEADER Header;
  97   PVOID Object;
  98   NTSTATUS Status;
  99
 100   Status = ObReferenceObjectByHandle(Handle,
 101                                      0,
 102                                      NULL,
 103                                      KeGetPreviousMode(),
 104                                      &Object,
 105                                      NULL);
 106   if (!NT_SUCCESS(Status))
 107     {
 108       return(Status);
 109     }
 110
 111   Header = BODY_TO_HEADER(Object);
 112   if (Header->ObjectType != NULL &&
 113       Header->ObjectType->Security != NULL)
 114     {
 115       Status = Header->ObjectType->Security(Object,
 116                                             SetSecurityDescriptor,
 117                                             SecurityInformation,
 118                                             SecurityDescriptor,
 119                                             NULL);
 120     }
 121   else
 122     {
 123       Status = STATUS_NOT_IMPLEMENTED;
 124     }
 125
 126   ObDereferenceObject(Object);
 127
 128   return(Status);
 129 }
 130
 131 /* EOF */