reactos/ntoskrnl/se/access.c

   1 /* $Id$
   2  *
   3  * COPYRIGHT:       See COPYING in the top level directory
   4  * PROJECT:         ReactOS kernel
   5  * FILE:            ntoskrnl/se/access.c
   6  * PURPOSE:         Access rights handling functions
   7  *
   8  * PROGRAMMERS:     Eric Kohl <eric.kohl@t-online.de>
   9  */
  10
  11 /* INCLUDES *****************************************************************/
  12
  13 #include <ntoskrnl.h>
  14 #define NDEBUG
  15 #include <internal/debug.h>
  16
  17 /* FUNCTIONS ***************************************************************/
  18
  19 /*
  20  * @implemented
  21  */
  22 BOOLEAN
  23 STDCALL
  24 RtlAreAllAccessesGranted (
  25         ACCESS_MASK     GrantedAccess,
  26         ACCESS_MASK     DesiredAccess
  27         )
  28 {
  29         PAGED_CODE_RTL();
  30
  31         return ((GrantedAccess & DesiredAccess) == DesiredAccess);
  32 }
  33
  34
  35 /*
  36  * @implemented
  37  */
  38 BOOLEAN
  39 STDCALL
  40 RtlAreAnyAccessesGranted (
  41         ACCESS_MASK     GrantedAccess,
  42         ACCESS_MASK     DesiredAccess
  43         )
  44 {
  45         PAGED_CODE_RTL();
  46
  47         return ((GrantedAccess & DesiredAccess) != 0);
  48 }
  49
  50
  51 /*
  52  * @implemented
  53  */
  54 VOID
  55 STDCALL
  56 RtlMapGenericMask (
  57         PACCESS_MASK            AccessMask,
  58         PGENERIC_MAPPING        GenericMapping
  59         )
  60 {
  61         PAGED_CODE_RTL();
  62
  63         if (*AccessMask & GENERIC_READ)
  64                 *AccessMask |= GenericMapping->GenericRead;
  65
  66         if (*AccessMask & GENERIC_WRITE)
  67                 *AccessMask |= GenericMapping->GenericWrite;
  68
  69         if (*AccessMask & GENERIC_EXECUTE)
  70                 *AccessMask |= GenericMapping->GenericExecute;
  71
  72         if (*AccessMask & GENERIC_ALL)
  73                 *AccessMask |= GenericMapping->GenericAll;
  74
  75         *AccessMask &= 0x0FFFFFFF;
  76 }
  77
  78 /*
  79  * @unimplemented
  80  */
  81 NTSTATUS
  82 STDCALL
  83 SeCreateAccessState(
  84         PACCESS_STATE AccessState,
  85         PVOID AuxData,
  86         ACCESS_MASK Access,
  87         PGENERIC_MAPPING GenericMapping
  88         )
  89 {
  90         UNIMPLEMENTED;
  91         return STATUS_NOT_IMPLEMENTED;
  92 }
  93
  94 /*
  95  * @unimplemented
  96  */
  97 VOID
  98 STDCALL
  99 SeDeleteAccessState(
 100         IN PACCESS_STATE AccessState
 101         )
 102 {
 103         UNIMPLEMENTED;
 104 }
 105
 106 /*
 107  * @unimplemented
 108  */
 109 VOID
 110 STDCALL
 111 SeSetAccessStateGenericMapping(
 112         PACCESS_STATE AccessState,
 113         PGENERIC_MAPPING GenericMapping
 114         )
 115 {
 116         UNIMPLEMENTED;
 117 }
 118
 119 /* EOF */