ReactOS Development > Doxygen

00001 /* COPYRIGHT:       See COPYING in the top level directory
00002  * PROJECT:         ReactOS system libraries
00003  * FILE:            lib/rtl/access.c
00004  * PURPOSE:         Access rights handling functions
00005  * PROGRAMMERS:     Eric Kohl
00006  */
00007 
00008 /* INCLUDES *****************************************************************/
00009 
00010 #include <rtl.h>
00011 
00012 #define NDEBUG
00013 #include <debug.h>
00014 
00015 /* FUNCTIONS ***************************************************************/
00016 
00017 /*
00018  * @implemented
00019  */
00020 BOOLEAN
00021 NTAPI
00022 RtlAreAllAccessesGranted(ACCESS_MASK GrantedAccess,
00023                          ACCESS_MASK DesiredAccess)
00024 {
00025   PAGED_CODE_RTL();
00026   return ((GrantedAccess & DesiredAccess) == DesiredAccess);
00027 }
00028 
00029 /*
00030  * @implemented
00031  */
00032 BOOLEAN
00033 NTAPI
00034 RtlAreAnyAccessesGranted(ACCESS_MASK GrantedAccess,
00035                          ACCESS_MASK DesiredAccess)
00036 {
00037     PAGED_CODE_RTL();
00038     return ((GrantedAccess & DesiredAccess) != 0);
00039 }
00040 
00041 /*
00042  * @implemented
00043  */
00044 VOID
00045 NTAPI
00046 RtlMapGenericMask(PACCESS_MASK AccessMask,
00047                   PGENERIC_MAPPING GenericMapping)
00048 {
00049     PAGED_CODE_RTL();
00050 
00051     if (*AccessMask & GENERIC_READ) *AccessMask |= GenericMapping->GenericRead;
00052 
00053     if (*AccessMask & GENERIC_WRITE) *AccessMask |= GenericMapping->GenericWrite;
00054 
00055     if (*AccessMask & GENERIC_EXECUTE) *AccessMask |= GenericMapping->GenericExecute;
00056 
00057     if (*AccessMask & GENERIC_ALL) *AccessMask |= GenericMapping->GenericAll;
00058 
00059     *AccessMask &= ~(GENERIC_READ | GENERIC_WRITE | GENERIC_EXECUTE | GENERIC_ALL);
00060 }
00061 
00062 /* EOF */
Generated on Sat May 26 2012 04:19:39 for ReactOS by
1.7.6.1