reactos/ntoskrnl/se/access.c

   1 /* $Id: access.c,v 1.7 2004/08/15 16:39:11 chorns Exp $
   2  *
   3  * COPYRIGHT:         See COPYING in the top level directory
   4  * PROJECT:           ReactOS kernel
   5  * PURPOSE:           Access rights handling functions
   6  * FILE:              ntoskrnl/se/access.c
   7  * PROGRAMER:         Eric Kohl <ekohl@rz-online.de>
   8  * REVISION HISTORY:
   9  *                    07/04/2000: Created
  10  */
  11
  12 /* INCLUDES *****************************************************************/
  13
  14 #include <ntoskrnl.h>
  15 #define NDEBUG
  16 #include <internal/debug.h>
  17
  18 /* FUNCTIONS ***************************************************************/
  19
  20 /*
  21  * @implemented
  22  */
  23 BOOLEAN
  24 STDCALL
  25 RtlAreAllAccessesGranted (
  26         ACCESS_MASK     GrantedAccess,
  27         ACCESS_MASK     DesiredAccess
  28         )
  29 {
  30         return ((GrantedAccess & DesiredAccess) == DesiredAccess);
  31 }
  32
  33
  34 /*
  35  * @implemented
  36  */
  37 BOOLEAN
  38 STDCALL
  39 RtlAreAnyAccessesGranted (
  40         ACCESS_MASK     GrantedAccess,
  41         ACCESS_MASK     DesiredAccess
  42         )
  43 {
  44         return ((GrantedAccess & DesiredAccess) != 0);
  45 }
  46
  47
  48 /*
  49  * @implemented
  50  */
  51 VOID
  52 STDCALL
  53 RtlMapGenericMask (
  54         PACCESS_MASK            AccessMask,
  55         PGENERIC_MAPPING        GenericMapping
  56         )
  57 {
  58         if (*AccessMask & GENERIC_READ)
  59                 *AccessMask |= GenericMapping->GenericRead;
  60
  61         if (*AccessMask & GENERIC_WRITE)
  62                 *AccessMask |= GenericMapping->GenericWrite;
  63
  64         if (*AccessMask & GENERIC_EXECUTE)
  65                 *AccessMask |= GenericMapping->GenericExecute;
  66
  67         if (*AccessMask & GENERIC_ALL)
  68                 *AccessMask |= GenericMapping->GenericAll;
  69
  70         *AccessMask &= 0x0FFFFFFF;
  71 }
  72
  73 /*
  74  * @unimplemented
  75  */
  76 NTSTATUS
  77 STDCALL
  78 SeCreateAccessState(
  79         PACCESS_STATE AccessState,
  80         PVOID AuxData,
  81         ACCESS_MASK Access,
  82         PGENERIC_MAPPING GenericMapping
  83         )
  84 {
  85         UNIMPLEMENTED;
  86         return STATUS_NOT_IMPLEMENTED;
  87 }
  88
  89 /*
  90  * @unimplemented
  91  */
  92 VOID
  93 STDCALL
  94 SeDeleteAccessState(
  95         IN PACCESS_STATE AccessState
  96         )
  97 {
  98         UNIMPLEMENTED;
  99 }
 100
 101 /*
 102  * @unimplemented
 103  */
 104 VOID
 105 STDCALL
 106 SeSetAccessStateGenericMapping(
 107         PACCESS_STATE AccessState,
 108         PGENERIC_MAPPING GenericMapping
 109         )
 110 {
 111         UNIMPLEMENTED;
 112 }
 113
 114 /* EOF */