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63 lines
1.4 KiB
C
63 lines
1.4 KiB
C
/* COPYRIGHT: See COPYING in the top level directory
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* PROJECT: ReactOS system libraries
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* FILE: lib/rtl/access.c
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* PURPOSE: Access rights handling functions
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* PROGRAMMERS: Eric Kohl
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*/
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/* INCLUDES *****************************************************************/
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#include <rtl.h>
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#define NDEBUG
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#include <debug.h>
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/* FUNCTIONS ***************************************************************/
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/*
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* @implemented
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*/
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BOOLEAN
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NTAPI
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RtlAreAllAccessesGranted(ACCESS_MASK GrantedAccess,
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ACCESS_MASK DesiredAccess)
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{
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PAGED_CODE_RTL();
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return ((GrantedAccess & DesiredAccess) == DesiredAccess);
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}
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/*
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* @implemented
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*/
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BOOLEAN
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NTAPI
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RtlAreAnyAccessesGranted(ACCESS_MASK GrantedAccess,
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ACCESS_MASK DesiredAccess)
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{
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PAGED_CODE_RTL();
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return ((GrantedAccess & DesiredAccess) != 0);
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}
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/*
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* @implemented
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*/
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VOID
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NTAPI
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RtlMapGenericMask(PACCESS_MASK AccessMask,
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PGENERIC_MAPPING GenericMapping)
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{
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PAGED_CODE_RTL();
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if (*AccessMask & GENERIC_READ) *AccessMask |= GenericMapping->GenericRead;
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if (*AccessMask & GENERIC_WRITE) *AccessMask |= GenericMapping->GenericWrite;
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if (*AccessMask & GENERIC_EXECUTE) *AccessMask |= GenericMapping->GenericExecute;
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if (*AccessMask & GENERIC_ALL) *AccessMask |= GenericMapping->GenericAll;
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*AccessMask &= ~(GENERIC_READ | GENERIC_WRITE | GENERIC_EXECUTE | GENERIC_ALL);
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}
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/* EOF */
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