89 lines
1.6 KiB
C++
89 lines
1.6 KiB
C++
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/*++
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Copyright (c) 1992 Microsoft Corporation
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Module Name:
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rcache.hxx
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Abstract:
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This class models a read cache of equal sized blocks.
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--*/
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#if !defined(_READ_CACHE_DEFN_)
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#define _READ_CACHE_DEFN_
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#include "dcache.hxx"
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#include "cache.hxx"
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#if defined ( _AUTOCHECK_ ) || defined( _EFICHECK_ )
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#define IFSUTIL_EXPORT
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#elif defined ( _IFSUTIL_MEMBER_ )
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#define IFSUTIL_EXPORT __declspec(dllexport)
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#else
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#define IFSUTIL_EXPORT __declspec(dllimport)
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#endif
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DECLARE_CLASS(READ_CACHE);
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class READ_CACHE : public DRIVE_CACHE {
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public:
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IFSUTIL_EXPORT
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DECLARE_CONSTRUCTOR( READ_CACHE );
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VIRTUAL
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~READ_CACHE(
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);
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NONVIRTUAL
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IFSUTIL_EXPORT
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BOOLEAN
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Initialize(
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IN OUT PIO_DP_DRIVE Drive,
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IN ULONG NumberOfCacheBlocks
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);
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VIRTUAL
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BOOLEAN
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Read(
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IN BIG_INT StartingSector,
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IN SECTORCOUNT NumberOfSectors,
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OUT PVOID Buffer
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);
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VIRTUAL
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BOOLEAN
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Write(
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IN BIG_INT StartingSector,
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IN SECTORCOUNT NumberOfSectors,
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IN PVOID Buffer
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);
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private:
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NONVIRTUAL
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VOID
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Construct(
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);
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NONVIRTUAL
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VOID
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Destroy(
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);
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CACHE _cache;
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};
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#endif // _READ_CACHE_DEFN_
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