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PC World Komputer 1998 May
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Borland
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Cplus45
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MSINC.PAK
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STORAGE.H
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1995-08-29
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/*****************************************************************************\
* *
* storage.h - Definitions for the strutured storage system
* *
* OLE Version 2.0 *
* *
\*****************************************************************************/
/*
* C/C++ Run Time Library - Version 6.5
*
* Copyright (c) 1994 by Borland International
* All Rights Reserved.
*
*/
#if !defined(__FLAT__)
#if !defined( _STORAGE_H_ )
#define _STORAGE_H_
#define __STORAGE_H
#include <compobj.h>
/****** Storage Error Codes *************************************************/
/* DOS-based error codes */
#define STG_E_INVALIDFUNCTION \
MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x01)
#define STG_E_FILENOTFOUND \
MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x02)
#define STG_E_PATHNOTFOUND \
MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x03)
#define STG_E_TOOMANYOPENFILES \
MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x04)
#define STG_E_ACCESSDENIED \
MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x05)
#define STG_E_INVALIDHANDLE \
MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x06)
#define STG_E_INSUFFICIENTMEMORY \
MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x08)
#define STG_E_INVALIDPOINTER \
MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x09)
#define STG_E_NOMOREFILES \
MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x12)
#define STG_E_DISKISWRITEPROTECTED \
MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x13)
#define STG_E_SEEKERROR \
MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x19)
#define STG_E_WRITEFAULT \
MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x1d)
#define STG_E_READFAULT \
MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x1e)
#define STG_E_SHAREVIOLATION \
MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x20)
#define STG_E_LOCKVIOLATION \
MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x21)
#define STG_E_FILEALREADYEXISTS \
MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x50)
#define STG_E_INVALIDPARAMETER \
MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x57)
#define STG_E_MEDIUMFULL \
MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x70)
#define STG_E_ABNORMALAPIEXIT \
MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0xfa)
#define STG_E_INVALIDHEADER \
MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0xfb)
#define STG_E_INVALIDNAME \
MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0xfc)
#define STG_E_UNKNOWN \
MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0xfd)
#define STG_E_UNIMPLEMENTEDFUNCTION\
MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0xfe)
#define STG_E_INVALIDFLAG \
MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0xff)
/* Standard storage error codes */
#define STG_E_INUSE \
MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x100)
#define STG_E_NOTCURRENT \
MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x101)
#define STG_E_REVERTED \
MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x102)
#define STG_E_CANTSAVE \
MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x103)
#define STG_E_OLDFORMAT \
MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x104)
#define STG_E_OLDDLL \
MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x105)
#define STG_E_SHAREREQUIRED \
MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x106)
#define STG_E_NOTFILEBASEDSTORAGE \
MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x107)
#define STG_E_EXTANTMARSHALLINGS \
MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x108)
/* Information returns */
#define STG_S_CONVERTED \
MAKE_SCODE(SEVERITY_SUCCESS, FACILITY_STORAGE, 0x200)
/****** Storage types *******************************************************/
#if defined(_M_I286)
typedef char TCHAR;
#ifndef HUGEP
#define HUGEP _huge
#endif
#else
typedef char TCHAR;
#ifndef HUGEP
#define HUGEP
#endif
#endif
#define CWCSTORAGENAME 32
/* Storage instantiation modes */
#define STGM_DIRECT 0x00000000L
#define STGM_TRANSACTED 0x00010000L
#define STGM_READ 0x00000000L
#define STGM_WRITE 0x00000001L
#define STGM_READWRITE 0x00000002L
#define STGM_SHARE_DENY_NONE 0x00000040L
#define STGM_SHARE_DENY_READ 0x00000030L
#define STGM_SHARE_DENY_WRITE 0x00000020L
#define STGM_SHARE_EXCLUSIVE 0x00000010L
#define STGM_PRIORITY 0x00040000L
#define STGM_DELETEONRELEASE 0x04000000L
#define STGM_CREATE 0x00001000L
#define STGM_CONVERT 0x00020000L
#define STGM_FAILIFTHERE 0x00000000L
/* Storage commit types */
typedef enum tagSTGC
{
STGC_DEFAULT = 0,
STGC_OVERWRITE = 1,
STGC_ONLYIFCURRENT = 2,
STGC_DANGEROUSLYCOMMITMERELYTODISKCACHE = 4
} STGC;
/* Stream name block definitions */
typedef char FAR * FAR *SNB;
#ifndef _WINDOWS_
#ifndef _FILETIME_
#define _FILETIME_
typedef struct FARSTRUCT tagFILETIME
{
DWORD dwLowDateTime;
DWORD dwHighDateTime;
} FILETIME;
#endif
#endif
/* Storage stat buffer */
typedef struct FARSTRUCT tagSTATSTG
{
char FAR* pwcsName;
DWORD type;
ULARGE_INTEGER cbSize;
FILETIME mtime;
FILETIME ctime;
FILETIME atime;
DWORD grfMode;
DWORD grfLocksSupported;
CLSID clsid;
DWORD grfStateBits;
DWORD reserved;
} STATSTG;
/* Storage element types */
typedef enum tagSTGTY
{
STGTY_STORAGE = 1,
STGTY_STREAM = 2,
STGTY_LOCKBYTES = 3,
STGTY_PROPERTY = 4
} STGTY;
typedef enum tagSTREAM_SEEK
{
STREAM_SEEK_SET = 0,
STREAM_SEEK_CUR = 1,
STREAM_SEEK_END = 2
} STREAM_SEEK;
typedef enum tagLOCKTYPE
{
LOCK_WRITE = 1,
LOCK_EXCLUSIVE = 2,
LOCK_ONLYONCE = 4
} LOCKTYPE;
typedef enum tagSTGMOVE
{
STGMOVE_MOVE = 0,
STGMOVE_COPY = 1
} STGMOVE;
typedef enum tagSTATFLAG
{
STATFLAG_DEFAULT = 0,
STATFLAG_NONAME = 1
} STATFLAG;
/****** Storage Enumerators *************************************************/
#undef INTERFACE
#define INTERFACE IEnumSTATSTG
DECLARE_INTERFACE_(IEnumSTATSTG, IUnknown)
{
// *** IUnknown methods ***
STDMETHOD(QueryInterface) (THIS_ REFIID riid, LPVOID FAR* ppvObj) PURE;
STDMETHOD_(ULONG,AddRef) (THIS) PURE;
STDMETHOD_(ULONG,Release) (THIS) PURE;
// *** IENUMSTATSTG methods ***
STDMETHOD(Next) (THIS_ ULONG celt, STATSTG FAR * rgelt, ULONG FAR *pceltFetched) PURE;
STDMETHOD(Skip) (THIS_ ULONG celt) PURE;
STDMETHOD(Reset) (THIS) PURE;
STDMETHOD(Clone) (THIS_ IEnumSTATSTG FAR *FAR *ppenm) PURE;
};
typedef IEnumSTATSTG FAR* LPENUMSTATSTG;
/****** ILockBytes Interface ************************************************/
#undef INTERFACE
#define INTERFACE ILockBytes
DECLARE_INTERFACE_(ILockBytes, IUnknown)
{
// *** IUnknown methods ***
STDMETHOD(QueryInterface) (THIS_ REFIID riid, LPVOID FAR* ppvObj) PURE;
STDMETHOD_(ULONG,AddRef) (THIS) PURE;
STDMETHOD_(ULONG,Release) (THIS) PURE;
// *** ILockBytes methods ***
STDMETHOD(ReadAt) (THIS_ ULARGE_INTEGER ulOffset,
VOID HUGEP *pv,
ULONG cb,
ULONG FAR *pcbRead) PURE;
STDMETHOD(WriteAt) (THIS_ ULARGE_INTEGER ulOffset,
VOID const HUGEP *pv,
ULONG cb,
ULONG FAR *pcbWritten) PURE;
STDMETHOD(Flush) (THIS) PURE;
STDMETHOD(SetSize) (THIS_ ULARGE_INTEGER cb) PURE;
STDMETHOD(LockRegion) (THIS_ ULARGE_INTEGER libOffset,
ULARGE_INTEGER cb,
DWORD dwLockType) PURE;
STDMETHOD(UnlockRegion) (THIS_ ULARGE_INTEGER libOffset,
ULARGE_INTEGER cb,
DWORD dwLockType) PURE;
STDMETHOD(Stat) (THIS_ STATSTG FAR *pstatstg, DWORD grfStatFlag) PURE;
};
typedef ILockBytes FAR* LPLOCKBYTES;
/****** IStream Interface ***************************************************/
#undef INTERFACE
#define INTERFACE IStream
DECLARE_INTERFACE_(IStream, IUnknown)
{
// *** IUnknown methods ***
STDMETHOD(QueryInterface) (THIS_ REFIID riid, LPVOID FAR* ppvObj) PURE;
STDMETHOD_(ULONG,AddRef) (THIS) PURE;
STDMETHOD_(ULONG,Release) (THIS) PURE;
// *** IStream methods ***
STDMETHOD(Read) (THIS_ VOID HUGEP *pv,
ULONG cb, ULONG FAR *pcbRead) PURE;
STDMETHOD(Write) (THIS_ VOID const HUGEP *pv,
ULONG cb,
ULONG FAR *pcbWritten) PURE;
STDMETHOD(Seek) (THIS_ LARGE_INTEGER dlibMove,
DWORD dwOrigin,
ULARGE_INTEGER FAR *plibNewPosition) PURE;
STDMETHOD(SetSize) (THIS_ ULARGE_INTEGER libNewSize) PURE;
STDMETHOD(CopyTo) (THIS_ IStream FAR *pstm,
ULARGE_INTEGER cb,
ULARGE_INTEGER FAR *pcbRead,
ULARGE_INTEGER FAR *pcbWritten) PURE;
STDMETHOD(Commit) (THIS_ DWORD grfCommitFlags) PURE;
STDMETHOD(Revert) (THIS) PURE;
STDMETHOD(LockRegion) (THIS_ ULARGE_INTEGER libOffset,
ULARGE_INTEGER cb,
DWORD dwLockType) PURE;
STDMETHOD(UnlockRegion) (THIS_ ULARGE_INTEGER libOffset,
ULARGE_INTEGER cb,
DWORD dwLockType) PURE;
STDMETHOD(Stat) (THIS_ STATSTG FAR *pstatstg, DWORD grfStatFlag) PURE;
STDMETHOD(Clone)(THIS_ IStream FAR * FAR *ppstm) PURE;
};
typedef IStream FAR* LPSTREAM;
/****** IStorage Interface **************************************************/
#undef INTERFACE
#define INTERFACE IStorage
DECLARE_INTERFACE_(IStorage, IUnknown)
{
// *** IUnknown methods ***
STDMETHOD(QueryInterface) (THIS_ REFIID riid, LPVOID FAR* ppvObj) PURE;
STDMETHOD_(ULONG,AddRef) (THIS) PURE;
STDMETHOD_(ULONG,Release) (THIS) PURE;
// *** IStorage methods ***
STDMETHOD(CreateStream) (THIS_ const char FAR* pwcsName,
DWORD grfMode,
DWORD reserved1,
DWORD reserved2,
IStream FAR *FAR *ppstm) PURE;
STDMETHOD(OpenStream) (THIS_ const char FAR* pwcsName,
void FAR *reserved1,
DWORD grfMode,
DWORD reserved2,
IStream FAR *FAR *ppstm) PURE;
STDMETHOD(CreateStorage) (THIS_ const char FAR* pwcsName,
DWORD grfMode,
DWORD reserved1,
DWORD reserved2,
IStorage FAR *FAR *ppstg) PURE;
STDMETHOD(OpenStorage) (THIS_ const char FAR* pwcsName,
IStorage FAR *pstgPriority,
DWORD grfMode,
SNB snbExclude,
DWORD reserved,
IStorage FAR *FAR *ppstg) PURE;
STDMETHOD(CopyTo) (THIS_ DWORD ciidExclude,
IID const FAR *rgiidExclude,
SNB snbExclude,
IStorage FAR *pstgDest) PURE;
STDMETHOD(MoveElementTo) (THIS_ char const FAR* lpszName,
IStorage FAR *pstgDest,
char const FAR* lpszNewName,
DWORD grfFlags) PURE;
STDMETHOD(Commit) (THIS_ DWORD grfCommitFlags) PURE;
STDMETHOD(Revert) (THIS) PURE;
STDMETHOD(EnumElements) (THIS_ DWORD reserved1,
void FAR *reserved2,
DWORD reserved3,
IEnumSTATSTG FAR *FAR *ppenm) PURE;
STDMETHOD(DestroyElement) (THIS_ const char FAR* pwcsName) PURE;
STDMETHOD(RenameElement) (THIS_ const char FAR* pwcsOldName,
const char FAR* pwcsNewName) PURE;
STDMETHOD(SetElementTimes) (THIS_ const char FAR *lpszName,
FILETIME const FAR *pctime,
FILETIME const FAR *patime,
FILETIME const FAR *pmtime) PURE;
STDMETHOD(SetClass) (THIS_ REFCLSID clsid) PURE;
STDMETHOD(SetStateBits) (THIS_ DWORD grfStateBits, DWORD grfMask) PURE;
STDMETHOD(Stat) (THIS_ STATSTG FAR *pstatstg, DWORD grfStatFlag) PURE;
};
typedef IStorage FAR* LPSTORAGE;
/****** IRootStorage Interface **********************************************/
#undef INTERFACE
#define INTERFACE IRootStorage
DECLARE_INTERFACE_(IRootStorage, IUnknown)
{
// *** IUnknown methods ***
STDMETHOD(QueryInterface) (THIS_ REFIID riid, LPVOID FAR* ppvObj) PURE;
STDMETHOD_(ULONG,AddRef) (THIS) PURE;
STDMETHOD_(ULONG,Release) (THIS) PURE;
// *** IRootStorage methods ***
STDMETHOD(SwitchToFile) (THIS_ LPSTR lpstrFile) PURE;
};
typedef IRootStorage FAR* LPROOTSTORAGE;
/****** Storage API Prototypes ********************************************/
STDAPI StgCreateDocfile(const char FAR* pwcsName,
DWORD grfMode,
DWORD reserved,
IStorage FAR * FAR *ppstgOpen);
STDAPI StgCreateDocfileOnILockBytes(ILockBytes FAR *plkbyt,
DWORD grfMode,
DWORD reserved,
IStorage FAR * FAR *ppstgOpen);
STDAPI StgOpenStorage(const char FAR* pwcsName,
IStorage FAR *pstgPriority,
DWORD grfMode,
SNB snbExclude,
DWORD reserved,
IStorage FAR * FAR *ppstgOpen);
STDAPI StgOpenStorageOnILockBytes(ILockBytes FAR *plkbyt,
IStorage FAR *pstgPriority,
DWORD grfMode,
SNB snbExclude,
DWORD reserved,
IStorage FAR * FAR *ppstgOpen);
STDAPI StgIsStorageFile(const char FAR* pwcsName);
STDAPI StgIsStorageILockBytes(ILockBytes FAR* plkbyt);
STDAPI StgSetTimes(char const FAR* lpszName,
FILETIME const FAR* pctime,
FILETIME const FAR* patime,
FILETIME const FAR* pmtime);
#endif // _STORAGE_H_
#else /* !__FLAT__ */
#ifndef RC_INVOKED
#pragma message("WARNING: your code should #include objbase.h instead of storage.h")
#endif /* !RC_INVOKED */
#include <objbase.h>
#endif /* __FLAT__ */