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146 lines
3.7 KiB
146 lines
3.7 KiB
#pragma once
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//+---------------------------------------------------------------------------
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 1994 - 1998.
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//
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// File: names.hxx
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//
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//+---------------------------------------------------------------------------
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#ifndef NTFS_MAX_ATTR_NAME_LEN
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#define NTFS_MAX_ATTR_NAME_LEN 255
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#endif
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BOOL IsContentStream( const WCHAR* pwszName );
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const WCHAR* GetContentStreamName();
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BOOL IsDataStream( const PFILE_STREAM_INFORMATION pFileStreamInformation );
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BOOL IsDocfileStream( const WCHAR *pwsz );
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BOOL IsSpecifiedStream(const FILE_STREAM_INFORMATION *pFSI,
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const WCHAR *pwszStream // Without the :*:$data adornments
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);
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BOOL HasVisibleNamedStreams( const FILE_STREAM_INFORMATION *pfsi );
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const WCHAR *UnmangleDocfileStreamName( const WCHAR *pwszName );
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void GetNtfsUnmangledNameInfo(const PFILE_STREAM_INFORMATION pFSI,
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const WCHAR** ppwsz,
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ULONG* pcch);
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const WCHAR* GetControlStreamName();
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#define CCH_NTFS_DOLLAR_DATA 6 // ":$DATA"
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inline BOOL
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IsHiddenStream( const FILE_STREAM_INFORMATION *pfsi )
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{
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return( IsSpecifiedStream( pfsi, GetControlStreamName() ));
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}
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inline BOOL
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IsContentsStream( const FILE_STREAM_INFORMATION *pfsi )
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{
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return( IsSpecifiedStream( pfsi, L"" ));
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}
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//+============================================================================
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//
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// Class: CNtfsStreamName
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//
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// This class holds the name of an NTFS stream. It is initialized by
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// passing in a un-decorated stream name (that is, without the leading
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// ":" and trailing ":$DATA"). It can be cast to a WCHAR* which is the
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// decorated name. This class also handles the mapping from the
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// "Contents" stream name (used for the IStorage interface) to the
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// unnamed data stream (used for the NT open call).
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//
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//+============================================================================
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class CNtfsStreamName
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{
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public:
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CNtfsStreamName( const WCHAR *pwsz);
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public:
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operator const WCHAR*() const
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{
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return _wsz;
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}
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// Character count (not including the null terminator)
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size_t Count() const
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{
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return _count;
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}
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private:
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CNtfsStreamName(); // default construction, not allowed.
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private:
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size_t _count;
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WCHAR _wsz[ NTFS_MAX_ATTR_NAME_LEN + 1]; // (Include room for terminator)
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};
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//+----------------------------------------------------------------------------
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//
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// Class: CDocfileStreamName
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//
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//+----------------------------------------------------------------------------
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#define CCH_DOCFILESTREAMPREFIX 5
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class CDocfileStreamName
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{
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public:
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CDocfileStreamName( const WCHAR *pwsz);
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public:
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operator const WCHAR*() const
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{
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return( _wszName );
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}
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private:
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CDocfileStreamName(); // default construction, not allowed.
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WCHAR _wszName[ CCH_DOCFILESTREAMPREFIX + CCH_MAX_PROPSTG_NAME + 1 ];
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}; // class CDocfileStreamName
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//+----------------------------------------------------------------------------
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//
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// Class: CNtfsUpdateStreamName
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//
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//+----------------------------------------------------------------------------
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#define CCH_UPDATESTREAMPREFIX 5
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class CNtfsUpdateStreamName
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{
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public:
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CNtfsUpdateStreamName( const WCHAR *pwsz);
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public:
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operator const WCHAR*() const
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{
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return( _wszName );
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}
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static BOOL IsUpdateStream( const WCHAR *pwsz );
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private:
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CNtfsUpdateStreamName(); // default construction, not allowed.
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WCHAR _wszName[ CCH_UPDATESTREAMPREFIX + CCH_MAX_PROPSTG_NAME + 1 ];
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}; // class CNtfsUpdateStreamName
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