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64 lines
1.3 KiB
C
64 lines
1.3 KiB
C
/* $Id: access.c,v 1.1 2000/04/06 02:29:16 ekohl Exp $
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*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT: ReactOS kernel
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* PURPOSE: Access rights handling functions
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* FILE: lib/ntdll/rtl/access.c
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* PROGRAMER: Eric Kohl <ekohl@rz-online.de>
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* REVISION HISTORY:
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* 06/04/2000: Created
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*/
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/* INCLUDES *****************************************************************/
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#include <ddk/ntddk.h>
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#include <ntdll/ntdll.h>
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/* FUNCTIONS ***************************************************************/
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BOOLEAN
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STDCALL
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RtlAreAllAccessesGranted (
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ACCESS_MASK GrantedAccess,
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ACCESS_MASK DesiredAccess
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)
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{
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return ((GrantedAccess & DesiredAccess) == DesiredAccess);
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}
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BOOLEAN
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STDCALL
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RtlAreAnyAccessesGranted (
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ACCESS_MASK GrantedAccess,
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ACCESS_MASK DesiredAccess
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)
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{
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return ((GrantedAccess & DesiredAccess) != 0);
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}
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VOID
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STDCALL
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RtlMapGenericMask (
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PACCESS_MASK AccessMask,
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PGENERIC_MAPPING GenericMapping
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)
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{
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if (*AccessMask & GENERIC_READ)
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*AccessMask |= GenericMapping->GenericRead;
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if (*AccessMask & GENERIC_WRITE)
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*AccessMask |= GenericMapping->GenericWrite;
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if (*AccessMask & GENERIC_EXECUTE)
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*AccessMask |= GenericMapping->GenericExecute;
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if (*AccessMask & GENERIC_ALL)
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*AccessMask |= GenericMapping->GenericAll;
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*AccessMask &= 0x0FFFFFFF;
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}
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/* EOF */
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