//+-------------------------------------------------------------------------- // // Microsoft Windows // Copyright (c) Microsoft Corporation. All rights reserved. // // File: propstm.hxx // // Contents: property set definitions // // History: 15-Jul-94 brianb created // 15-Aug-94 SethuR revised // 22-Feb-96 MikeHill Added several new member functions. // 29-Feb-96 MikeHill Removed include of propmac.hxx // Moved 2 inlines to propstm.cxx // 09-May-96 MikeHill Update _InitSection & _FixSummaryInformation // prototypes. // 22-May-96 MikeHill Update prototypes for new OSVersion parameter, // and for callee-allocated property name buffers. // 01-Jul-96 MikeHill - Modified to allow removal of Win32 SEH. // - Added byte-swapping support. // 07-Feb-97 Danl - Changed CMappedStream to IMappedStream. // // // Notes: This implementation of property streams has no notion of // sections in a property set. // //--------------------------------------------------------------------------- #ifndef _PROPSTM_HXX_ #define _PROPSTM_HXX_ #include // CBaseStorageVariant declarations #include // Appendix B Property set structure definitions #ifndef _MAC_NODOC #include // For CP_WINUNICODE #include #endif #include #include typedef enum _PROPOP { PROPOP_IGNORE = 1, PROPOP_DELETE = 2, PROPOP_INSERT = 3, PROPOP_MOVE = 4, PROPOP_UPDATE = 5, } PROPOP; typedef struct tagPROPERTY_INFORMATION // pinfo { PROPID pid; #ifdef KERNEL SERIALIZEDPROPERTYVALUE *pprop; // Only the Kernel serializes to temp buf #endif ULONG cbprop; PROPOP operation; } PROPERTY_INFORMATION; #define VT_DICTIONARY (VT_VECTOR | VT_ILLEGALMASKED) // Default the endian-ness to Little #if !defined(BIGENDIAN) && !defined(LITTLEENDIAN) #define LITTLEENDIAN 1 #endif //+------------------------------------------------------------------------- // Class: IMappedStream // // Purpose: defines the interface for a mapped Stream. This enables us to // have multiple implementations of the stream (one kernel mode // and multiple user mode implementations) without virtual methods // in kernel mode, and just one implementation for parsing the // contents of the stream (CPropertySetStream) //-------------------------------------------------------------------------- //+------------------------------------------------------------------------- // Class: IMappedStream (user mode implementation) // // Note: Implemented in CNtMappedStream for native property sets // Implemented in CDfMappedStream for DocFile property sets //-------------------------------------------------------------------------- class IMappedStream : public IUnknown { public: virtual STDMETHODIMP_(VOID) Open(IN NTPROP np, OUT LONG *phr) = 0; virtual STDMETHODIMP_(VOID) Close(OUT LONG *phr) = 0; virtual STDMETHODIMP_(VOID) ReOpen(IN OUT VOID **ppv, OUT LONG *phr) = 0; virtual STDMETHODIMP_(VOID) Quiesce(VOID) = 0; virtual STDMETHODIMP_(VOID) Map(IN BOOLEAN fCreate, OUT VOID **ppv) = 0; virtual STDMETHODIMP_(VOID) Unmap(IN BOOLEAN fFlush, IN OUT VOID **ppv) = 0; virtual STDMETHODIMP_(VOID) Flush(OUT LONG *phr) = 0; virtual STDMETHODIMP_(ULONG) GetSize(OUT LONG *phr) = 0; virtual STDMETHODIMP_(VOID) SetSize(IN ULONG cb, IN BOOLEAN fPersistent, IN OUT VOID **ppv, OUT LONG *phr) = 0; virtual STDMETHODIMP_(NTSTATUS) Lock(IN BOOLEAN fExclusive) = 0; virtual STDMETHODIMP_(NTSTATUS) Unlock(VOID) = 0; virtual STDMETHODIMP_(VOID) QueryTimeStamps(OUT STATPROPSETSTG *pspss, BOOLEAN fNonSimple) const = 0; virtual STDMETHODIMP_(BOOLEAN) QueryModifyTime(OUT LONGLONG *pll) const = 0; virtual STDMETHODIMP_(BOOLEAN) QuerySecurity(OUT ULONG *pul) const = 0; virtual STDMETHODIMP_(BOOLEAN) IsWriteable(VOID) const = 0; virtual STDMETHODIMP_(BOOLEAN) IsModified(VOID) const = 0; virtual STDMETHODIMP_(VOID) SetModified(OUT LONG *phr) = 0; virtual STDMETHODIMP_(HANDLE) GetHandle(VOID) const = 0; #if DBGPROP virtual STDMETHODIMP_(BOOLEAN) SetChangePending(BOOLEAN fChangePending) = 0; virtual STDMETHODIMP_(BOOLEAN) IsNtMappedStream(VOID) const = 0; #endif }; //+------------------------------------------------------------------------- // Class: CStreamChunkList // // Purpose: Used to support efficient in-place compaction/expansion of // property set streams for CPropertySetStorage. //-------------------------------------------------------------------------- struct CStreamChunk // scnk { ULONG oOld; LONG cbChange; }; class CStreamChunkList // scl { public: CStreamChunkList(ULONG cMaxChunks, CStreamChunk *ascnk); CStreamChunk *GetFreeChunk(OUT NTSTATUS *pstatus); CStreamChunk const *GetChunk(ULONG i) const; ULONG Count(VOID) const; VOID SortByStartAddress(VOID); VOID Delete(VOID); #if DBGPROP VOID AssertCbChangeTotal( CStreamChunk const *pscnk, ULONG cbChangeTotal) const; #endif private: ULONG _cMaxChunks; // elements in _ascnk ULONG _cChunks; // elements allocated from _ascnk CStreamChunk *_ascnk; BOOLEAN _fDelete; // TRUE if _ascnk allocated from heap }; //+------------------------------------------------------------------------- // Class: CPropertySetStream // // Purpose: class for parsing the contents of a property set stream. //-------------------------------------------------------------------------- #ifdef KERNEL #define _MSTM(fn) _mstm.fn #else #define _MSTM(fn) _pmstm->fn #endif #ifdef KERNEL #define CPSS_PROPHEADER 0x01 // has property header #endif #define CPSS_DOWNLEVEL 0x02 // Downlevel property set. #define CPSS_PACKEDPROPERTIES 0x04 // Packed property values #define CPSS_DOCUMENTSUMMARYINFO 0x08 // DocumentSummaryInfo propset #define CPSS_USERDEFINEDPROPERTIES 0x10 // DocumentSummaryInfo: second section #define CPSS_MULTIPLESECTIONS 0x20 // Multiple property sections #define CPSS_USERDEFINEDDELETED 0x40 // second section deleted #define CPSS_VARIANTVECTOR 0x80 // Only for recursion typedef enum tagLOADSTATE { LOADSTATE_FAIL = 0, // load failed LOADSTATE_DONE = 1, // load succeeded LOADSTATE_BADFMTID = 2, // fmtid mismatch LOADSTATE_USERDEFINEDNOTFOUND = 3, // user defined section missing LOADSTATE_USERDEFINEDDELETE = 4, // delete user defined section } LOADSTATE; typedef enum tagPATCHOP { PATCHOP_COMPUTESIZE = 0, // just compute expanded size PATCHOP_ALIGNLENGTHS = 1, // just align string lengths PATCHOP_EXPAND = 2, // expand property in-place } PATCHOP; // Create a macro that tells us the type // of OLECHARs. #ifdef OLE2ANSI #define OLECHAR_IS_UNICODE FALSE #else #define OLECHAR_IS_UNICODE TRUE #endif // IsOLECHARString calls IsUnicodeString or IsAnsiString, // whichever is appropriate for this compilation. #if DBGPROP inline BOOLEAN IsOLECHARString( OLECHAR const *posz, ULONG cb ) { #if OLECHAR_IS_UNICODE return( IsUnicodeString( posz, cb )); #else return( IsAnsiString( posz, cb )); #endif } #endif class CPropertySetStream { public: CPropertySetStream( IN USHORT Flags, // NONSIMPLE|*1* of READ/WRITE/CREATE/CREATEIF/DELETE IN IMappedStream *pmstm, // mapped stream implementation IN PMemoryAllocator *pma // caller's memory allocator ); VOID Close(OUT NTSTATUS *pstatus); VOID SetValue( IN ULONG cprop, OPTIONAL IN OUT INDIRECTPROPERTY **ppip, IN PROPVARIANT const avar[], IN PROPERTY_INFORMATION *ppinfo, OUT OPTIONAL USHORT *pCodePage, OUT NTSTATUS *pstatus); SERIALIZEDPROPERTYVALUE const *GetValue(IN PROPID pid, OUT ULONG *pcbprop, OUT NTSTATUS *pstatus); PROPID QueryPropid(IN OLECHAR const *poszName, OUT NTSTATUS *pstatus); USHORT GetCodePage(VOID) const { return(_CodePage); } DWORD GetBehavior(VOID) const{ return(_grfBehavior); } WORD GetFormatVersion() const{ PROPASSERT(_IsMapped()); return(NULL == _pph ? PROPSET_WFORMAT_ORIGINAL : _pph->wFormat ); } #if DBGPROP VOID Validate(OUT NTSTATUS *pstatus); #else VOID Validate(OUT NTSTATUS *pstatus) const { *pstatus = STATUS_SUCCESS; } #endif BOOLEAN IsModified(VOID) const { return(_MSTM(IsModified)()); } NTSTATUS Lock(IN BOOLEAN fExclusive) { return(_MSTM(Lock)(fExclusive)); } NTSTATUS Unlock(VOID) { return(_MSTM(Unlock)()); } VOID Flush(OUT NTSTATUS *pstatus) { PROPASSERT(PROPSET_BYTEORDER == _pph->wByteOrder); _MSTM(Flush)(pstatus); PROPASSERT(PROPSET_BYTEORDER == _pph->wByteOrder); } VOID Open( OPTIONAL IN GUID const *pfmtid, // property set fmtid (create or Word95) OPTIONAL IN GUID const *pclsid, // CLASSID of propset code (create only) IN ULONG LocaleId, // Locale Id (create only) OPTIONAL OUT ULONG *pOSVersion, // OS Version field in the propset header IN USHORT CodePage, // CodePage of propset (create only) IN DWORD grfBehavior, // PROPSET_BEHAVIOR_* OUT NTSTATUS *pstatus); // Return code. ULONG ReOpen(OUT NTSTATUS *pstatus); // Property Dictionary Lookup and Manipulation. BOOLEAN EnumeratePropids( IN OUT ULONG *pkey, IN OUT ULONG *pcprop, OUT PROPID *apid, OUT NTSTATUS *pstatus); OLECHAR *DuplicatePropertyName( IN OLECHAR const *poszName, IN ULONG cbName, OUT NTSTATUS *pstatus) const; BOOLEAN QueryPropertyNameBuf( IN PROPID pid, OUT OLECHAR *aocName, IN OUT ULONG *pcbName, OUT NTSTATUS *pstatus); BOOLEAN QueryPropertyNames( IN ULONG cprop, IN PROPID const *apid, OUT OLECHAR *aposz[], OUT NTSTATUS *pstatus); VOID SetPropertyNames( IN ULONG cprop, IN PROPID const *apid, IN OPTIONAL OLECHAR const * const aposz[], OUT NTSTATUS *pstatus); VOID QueryPropertySet(OUT STATPROPSETSTG *pspss, OUT NTSTATUS *pstatus) const; VOID SetClassId(IN GUID const *pclsid, OUT NTSTATUS *pstatus); HANDLE GetHandle(VOID) const { return(_MSTM(GetHandle)()); } PMemoryAllocator *GetAllocator(VOID) const { return(_pma); } VOID ByteSwapHeaders( IN PROPERTYSETHEADER *psh, IN ULONG cbstm, OUT NTSTATUS *pstatus ); // Convert a character count to a byte count based on the _CodePage ULONG CCh2CB( ULONG cch ) const { return( _CodePage == CP_WINUNICODE ? cch * sizeof( WCHAR ) : cch * sizeof( CHAR ) ); } // Convert a byte count to a character count based on the _CodePage // If for some reason the given byte-count is odd, the return // value won't include that last half-character. ULONG CB2CCh( ULONG cb ) const { return( _CodePage == CP_WINUNICODE ? cb / sizeof( WCHAR ) : cb / sizeof( CHAR ) ); } private: // Private methods. VOID _Create( IN GUID const *pfmtid, OPTIONAL IN GUID const *pclsid, IN ULONG LocaleId, IN USHORT CodePage, IN LOADSTATE LoadState, IN DWORD grfBehavior, OUT NTSTATUS *pstatus); BOOLEAN _HasPropHeader(VOID) const { return(TRUE); } BOOLEAN _CreateUserDefinedSection( IN LOADSTATE LoadState, IN ULONG LocaleId, OUT NTSTATUS *pstatus); VOID _InitSection( IN FORMATIDOFFSET *pfo, IN ULONG LocaleId, IN BOOL fCreateDictionary ); VOID _FixUnalignedUDPropSet( ULONG *pcbstm, NTSTATUS *pstatus ); VOID _FixSummaryInformation(IN OUT ULONG *pcbstm, OUT NTSTATUS *pstatus); VOID _FixPackedPropertySet(OUT NTSTATUS *pstatus); BOOLEAN _FixDocPartsVector( IN PATCHOP PatchOp, IN OUT SERIALIZEDPROPERTYVALUE *pprop, OUT ULONG *pcbprop); BOOLEAN _FixDocPartsElements( IN PATCHOP PatchOp, IN ULONG cString, OUT VOID *pvDst, IN VOID UNALIGNED const *pvSrc, OUT ULONG *pcbprop); BOOLEAN _FixHeadingPairVector( IN PATCHOP PatchOp, IN OUT SERIALIZEDPROPERTYVALUE *pprop, OUT ULONG *pcbprop); BOOLEAN _FixHeadingPairElements( IN PATCHOP PatchOp, IN ULONG cPairs, OUT SERIALIZEDPROPERTYVALUE *ppropDst, IN SERIALIZEDPROPERTYVALUE UNALIGNED const *ppropSrc, OUT ULONG *pcbprop); BOOLEAN _IsMapped(VOID) const { return(_pph != NULL); } BOOLEAN _IsCaseSensitive(VOID) const { return( (PROPSET_BEHAVIOR_CASE_SENSITIVE & _grfBehavior) ? TRUE : FALSE ); } BOOLEAN _SupportsLongNames(VOID) const { return( GetFormatVersion() >= PROPSET_WFORMAT_LONG_NAMES ); } LOADSTATE _LoadHeader(OPTIONAL IN GUID const *pfmtid, IN BYTE Mode, OUT NTSTATUS *pstatus); PROPERTYSECTIONHEADER *_LoadPropertyOffsetPointers( OUT PROPERTYIDOFFSET **pppo, OUT PROPERTYIDOFFSET **pppoMax, OUT NTSTATUS *pstatus); SERIALIZEDPROPERTYVALUE *_LoadProperty(IN PROPID pid, OUT ULONG *pcbprop, OUT NTSTATUS *pstatus); PROPERTYSECTIONHEADER *_GetSectionHeader(VOID) const; VOID _SearchForCodePage( OUT NTSTATUS *pstatus); PROPERTYSECTIONHEADER *_GetSectionHeader(IN ULONG iSection, OUT NTSTATUS *pstatus); FORMATIDOFFSET *_GetFormatidOffset(IN ULONG iSection) const; VOID *_MapOffsetToAddress(IN ULONG oOffset) const; ULONG _MapAddressToOffset(IN VOID const *pvAddr) const; VOID *_MapAbsOffsetToAddress(IN ULONG oAbsolute) const; ULONG _MapAddressToAbsOffset(IN VOID const *pvAddr) const; ULONG _GetNewOffset( IN CStreamChunkList const *pscl, IN ULONG oOld) const; ULONG _DictionaryEntryLength( IN ENTRY UNALIGNED const * pent ) const; ULONG _DictionaryLength( IN DICTIONARY const *pdy, IN ULONG cbbuf, OUT NTSTATUS *pstatus) const; BOOLEAN _IsLocalizationSettable( OUT NTSTATUS *pstatus); ENTRY UNALIGNED *_NextDictionaryEntry( IN ENTRY UNALIGNED const * pent ) const; ULONG _CountFreePropertyOffsets(OUT NTSTATUS *pstatus); VOID _DeleteMovePropertyOffsets( IN PROPERTY_INFORMATION const *apinfo, IN ULONG cprop, OUT NTSTATUS *pstatus); VOID _UpdatePropertyOffsets( IN CStreamChunkList const *pscl, OUT NTSTATUS *pstatus); VOID _InsertMovePropertyOffsets( IN PROPERTY_INFORMATION const *apinfo, IN ULONG cprop, IN ULONG oInsert, IN ULONG cpoReserve, OUT NTSTATUS *pstatus); VOID _CompactStream(IN CStreamChunkList const *pscl); VOID _CompactChunk( IN CStreamChunk const *pscnk, IN LONG cbChangeTotal, IN ULONG oOldNext); VOID _PatchSectionOffsets(LONG cbChange); ULONG _ComputeMinimumSize(ULONG cbstm, OUT NTSTATUS *pstatus); #if DBGPROP VOID _ValidateStructure(OUT NTSTATUS *pstatus); VOID _ValidateProperties(OUT NTSTATUS *pstatus) const; VOID _ValidateDictionary(OUT NTSTATUS *pstatus); VOID _StatusCorruption(char *szReason, OUT NTSTATUS *pstatus) const; #else VOID _StatusCorruption(OUT NTSTATUS *pstatus) const; #endif VOID _SetModified(OUT NTSTATUS *pstatus) { _MSTM(SetModified)(pstatus); } #if DBGPROP public: // public for fnEntryNameCompare only! #endif BOOLEAN _ComparePropertyNames( IN VOID const *pvName1, IN VOID const *pvName2, IN BOOL fSameByteOrder, IN ULONG cbName, OUT NTSTATUS *pstatus ) const; #if DBGPROP private: #endif WORD _PropertyNameLength( IN VOID const *pvName, OUT ULONG *pcbName) const; VOID _MultiByteToWideChar( IN CHAR const *pch, IN ULONG cb, IN USHORT CodePage, OUT WCHAR **ppwc, OUT ULONG *pcb, OUT NTSTATUS *pstatus); VOID _OLECHARToWideChar( IN OLECHAR const *poc, IN ULONG cb, IN USHORT CodePage, OUT WCHAR **ppwc, OUT ULONG *pcb, OUT NTSTATUS *pstatus) { PROPASSERT( sizeof(OLECHAR) == sizeof(CHAR) ); // Since OLECHAR may be MultiByte or WideChar for this // compilation, explicitely cast 'poc' to a CHAR* to prevent // a compilation error. _MultiByteToWideChar( (CHAR*) poc, cb, CodePage, ppwc, pcb, pstatus ); } VOID _MultiByteToOLECHAR( IN CHAR const *pch, IN ULONG cb, IN USHORT CodePage, OUT OLECHAR **ppoc, OUT ULONG *pcb, OUT NTSTATUS *pstatus) { PROPASSERT( sizeof(OLECHAR) == sizeof(WCHAR) ); // Since OLECHAR may be MultiByte or WideChar for this // compilation, explicitely cast 'ppoc' to a WCHAR** to prevent // a compilation error. _MultiByteToWideChar( pch, cb, CodePage, (WCHAR**)ppoc, pcb, pstatus ); } VOID _WideCharToMultiByte( IN WCHAR const *pwc, IN ULONG cch, IN USHORT CodePage, OUT CHAR **ppch, OUT ULONG *pcb, OUT NTSTATUS *pstatus); VOID _OLECHARToMultiByte( IN OLECHAR const *poc, IN ULONG cch, IN USHORT CodePage, OUT CHAR **ppch, OUT ULONG *pcb, OUT NTSTATUS *pstatus) { PROPASSERT( sizeof(OLECHAR) == sizeof(WCHAR) ); // Since OLECHAR may be MultiByte or WideChar for this // compilation, explicitely cast 'poc' to a WCHAR* to prevent // a compilation error. _WideCharToMultiByte( (WCHAR*) poc, cch, CodePage, ppch, pcb, pstatus ); } VOID _WideCharToOLECHAR( IN WCHAR const *pwc, IN ULONG cch, IN USHORT CodePage, OUT OLECHAR **ppoc, OUT ULONG *pcb, OUT NTSTATUS *pstatus) { PROPASSERT( sizeof(OLECHAR) == sizeof(CHAR) ); // Since OLECHAR may be MultiByte or WideChar for this // compilation, explicitely cast 'ppoc' to a CHAR** to prevent // a compilation error. _WideCharToMultiByte( pwc, cch, CodePage, (CHAR**) ppoc, pcb, pstatus ); } PROPERTYSETHEADER *_pph; ULONG _oSection; ULONG _cSection; USHORT _CodePage; DWORD _Locale; DWORD _grfBehavior; BYTE _Flags; BYTE _State; ULONG _cbTail; PMemoryAllocator *_pma; IMappedStream *_pmstm; // user mode: replacable virtual class }; #ifdef WINNT VOID CopyPropertyValue( IN OPTIONAL SERIALIZEDPROPERTYVALUE const *pprop, IN ULONG cb, OUT SERIALIZEDPROPERTYVALUE *ppropDst, OUT ULONG *pcb); ULONG PropertyLengthAsVariant( IN SERIALIZEDPROPERTYVALUE const *pprop, IN ULONG cbprop, IN USHORT CodePage, IN BYTE flags); ULONG PropertyLengthAsVariantNoEH( // No NT Exception Handling version IN SERIALIZEDPROPERTYVALUE const *pprop, IN ULONG cbprop, IN USHORT CodePage, IN BYTE flags, OUT NTSTATUS *pstatus); EXTERN_C ULONG __stdcall StgPropertyLengthAsVariant( IN SERIALIZEDPROPERTYVALUE const *pprop, IN ULONG cbprop, IN USHORT CodePage, IN BYTE flags); EXTERN_C ULONG __stdcall StgPropertyLengthAsVariantNoEH( // No NT Exception Handling version IN SERIALIZEDPROPERTYVALUE const *pprop, IN ULONG cbprop, IN USHORT CodePage, IN BYTE flags, OUT NTSTATUS *pstatus); #endif ULONG PropertyLength( IN SERIALIZEDPROPERTYVALUE const *pprop, IN ULONG cbbuf, IN BYTE flags); ULONG PropertyLengthNoEH( // No NT Exception Handling version IN SERIALIZEDPROPERTYVALUE const *pprop, IN ULONG cbbuf, IN BYTE flags, OUT NTSTATUS *pstatus); // ------------ // PBS Routines // ------------ // PBS routines (Property Byte Swap) perform specialized byte-swapping // in the big-endian build, and do nothing in the little-endian // build (in which case they are inlined). #ifdef BIGENDIAN VOID PBSCopy( OUT VOID *pvDest, IN VOID const *pvSource, IN ULONG cbCopy, IN LONG cbByteSwap ); VOID PBSAllocAndCopy( OUT VOID **ppvDest, IN VOID const *pvSource, ULONG cbSize, LONG cbByteSwap, OUT NTSTATUS *pstatus); VOID PBSInPlaceAlloc( IN OUT WCHAR** ppwszResult, OUT WCHAR** ppwszBuffer, OUT NTSTATUS *pstatus ); VOID PBSBuffer( IN OUT VOID *pv, IN ULONG cbSize, IN ULONG cbByteSwap ); #else // Little-endian build inline VOID PBSCopy( OUT VOID *pvDest, IN VOID const *pvSource, IN ULONG cbCopy, IN LONG cbByteSwap ) { } inline VOID PBSAllocAndCopy( OUT VOID **ppvDest, IN VOID const *pvSource, ULONG cbSize, LONG cbByteSwap, OUT NTSTATUS *pstatus) { *pstatus = STATUS_SUCCESS; } inline VOID PBSInPlaceAlloc( IN OUT WCHAR** ppwszResult, OUT WCHAR** ppwszBuffer, OUT NTSTATUS *pstatus ) { *pstatus = STATUS_SUCCESS; } inline VOID PBSBuffer( IN OUT VOID *pv, IN ULONG cbSize, IN ULONG cbByteSwap ) { } #endif // #ifdef BIGENDIAN ... #else #endif // _PROPSTM_HXX_