reactos/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 /*
  21  * @unimplemented
  22  */
  23 NTSTATUS STDCALL
  24 ObAssignSecurity(IN PACCESS_STATE AccessState,
  25                  IN PSECURITY_DESCRIPTOR SecurityDescriptor,
  26                  IN PVOID Object,
  27                  IN POBJECT_TYPE Type)
  28 {
  29   UNIMPLEMENTED;
  30 }
  31
  32
  33 /*
  34  * @unimplemented
  35  */
  36 NTSTATUS STDCALL
  37 ObGetObjectSecurity(IN PVOID Object,
  38                     OUT PSECURITY_DESCRIPTOR *SecurityDescriptor,
  39                     OUT PBOOLEAN MemoryAllocated)
  40 {
  41   UNIMPLEMENTED;
  42 }
  43
  44
  45 /*
  46  * @unimplemented
  47  */
  48 VOID STDCALL
  49 ObReleaseObjectSecurity(IN PSECURITY_DESCRIPTOR SecurityDescriptor,
  50                         IN BOOLEAN MemoryAllocated)
  51 {
  52   UNIMPLEMENTED;
  53 }
  54
  55
  56 NTSTATUS STDCALL
  57 NtQuerySecurityObject(IN HANDLE Handle,
  58                       IN SECURITY_INFORMATION SecurityInformation,
  59                       OUT PSECURITY_DESCRIPTOR SecurityDescriptor,
  60                       IN ULONG Length,
  61                       OUT PULONG ResultLength)
  62 {
  63   POBJECT_HEADER Header;
  64   PVOID Object;
  65   NTSTATUS Status;
  66
  67   Status = ObReferenceObjectByHandle(Handle,
  68                                      0,
  69                                      NULL,
  70                                      KeGetPreviousMode(),
  71                                      &Object,
  72                                      NULL);
  73   if (!NT_SUCCESS(Status))
  74     {
  75       return(Status);
  76     }
  77
  78   Header = BODY_TO_HEADER(Object);
  79   if (Header->ObjectType != NULL &&
  80       Header->ObjectType->Security != NULL)
  81     {
  82       Status = Header->ObjectType->Security(Object,
  83                                             QuerySecurityDescriptor,
  84                                             SecurityInformation,
  85                                             SecurityDescriptor,
  86                                             &Length);
  87       *ResultLength = Length;
  88     }
  89   else
  90     {
  91       Status = STATUS_NOT_IMPLEMENTED;
  92     }
  93
  94   ObDereferenceObject(Object);
  95
  96   return(Status);
  97 }
  98
  99
 100 NTSTATUS STDCALL
 101 NtSetSecurityObject(IN HANDLE Handle,
 102                     IN SECURITY_INFORMATION SecurityInformation,
 103                     IN PSECURITY_DESCRIPTOR SecurityDescriptor)
 104 {
 105   POBJECT_HEADER Header;
 106   PVOID Object;
 107   NTSTATUS Status;
 108
 109   Status = ObReferenceObjectByHandle(Handle,
 110                                      0,
 111                                      NULL,
 112                                      KeGetPreviousMode(),
 113                                      &Object,
 114                                      NULL);
 115   if (!NT_SUCCESS(Status))
 116     {
 117       return(Status);
 118     }
 119
 120   Header = BODY_TO_HEADER(Object);
 121   if (Header->ObjectType != NULL &&
 122       Header->ObjectType->Security != NULL)
 123     {
 124       Status = Header->ObjectType->Security(Object,
 125                                             SetSecurityDescriptor,
 126                                             SecurityInformation,
 127                                             SecurityDescriptor,
 128                                             NULL);
 129     }
 130   else
 131     {
 132       Status = STATUS_NOT_IMPLEMENTED;
 133     }
 134
 135   ObDereferenceObject(Object);
 136
 137   return(Status);
 138 }
 139
 140 /* EOF */