453 lines
13 KiB
C
453 lines
13 KiB
C
/*****************************************************************************\
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* *
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* storage.h - Definitions for the strutured storage system
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* *
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* OLE Version 2.0 *
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* *
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* Copyright (c) 1992-1993, Microsoft Corp. All rights reserved. *
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* *
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\*****************************************************************************/
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#if !defined( _STORAGE_H_ )
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#define _STORAGE_H_
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#include <compobj.h>
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/****** Storage Error Codes *************************************************/
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/* DOS-based error codes */
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#define STG_E_INVALIDFUNCTION \
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MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x01)
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#define STG_E_FILENOTFOUND \
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MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x02)
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#define STG_E_PATHNOTFOUND \
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MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x03)
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#define STG_E_TOOMANYOPENFILES \
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MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x04)
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#define STG_E_ACCESSDENIED \
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MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x05)
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#define STG_E_INVALIDHANDLE \
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MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x06)
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#define STG_E_INSUFFICIENTMEMORY \
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MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x08)
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#define STG_E_INVALIDPOINTER \
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MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x09)
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#define STG_E_NOMOREFILES \
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MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x12)
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#define STG_E_DISKISWRITEPROTECTED \
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MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x13)
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#define STG_E_SEEKERROR \
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MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x19)
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#define STG_E_WRITEFAULT \
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MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x1d)
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#define STG_E_READFAULT \
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MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x1e)
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#define STG_E_SHAREVIOLATION \
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MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x20)
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#define STG_E_LOCKVIOLATION \
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MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x21)
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#define STG_E_FILEALREADYEXISTS \
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MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x50)
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#define STG_E_INVALIDPARAMETER \
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MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x57)
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#define STG_E_MEDIUMFULL \
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MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x70)
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#define STG_E_ABNORMALAPIEXIT \
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MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0xfa)
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#define STG_E_INVALIDHEADER \
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MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0xfb)
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#define STG_E_INVALIDNAME \
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MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0xfc)
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#define STG_E_UNKNOWN \
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MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0xfd)
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#define STG_E_UNIMPLEMENTEDFUNCTION\
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MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0xfe)
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#define STG_E_INVALIDFLAG \
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MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0xff)
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/* Standard storage error codes */
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#define STG_E_INUSE \
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MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x100)
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#define STG_E_NOTCURRENT \
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MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x101)
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#define STG_E_REVERTED \
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MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x102)
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#define STG_E_CANTSAVE \
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MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x103)
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#define STG_E_OLDFORMAT \
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MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x104)
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#define STG_E_OLDDLL \
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MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x105)
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#define STG_E_SHAREREQUIRED \
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MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x106)
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#define STG_E_NOTFILEBASEDSTORAGE \
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MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x107)
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#define STG_E_EXTANTMARSHALLINGS \
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MAKE_SCODE(SEVERITY_ERROR, FACILITY_STORAGE, 0x108)
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/* Information returns */
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#define STG_S_CONVERTED \
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MAKE_SCODE(SEVERITY_SUCCESS, FACILITY_STORAGE, 0x200)
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/****** Storage types *******************************************************/
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#if defined(_M_I286)
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typedef char TCHAR;
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#ifndef HUGEP
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#define HUGEP _huge
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#endif
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#else
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typedef char TCHAR;
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#ifndef HUGEP
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#define HUGEP
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#endif
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#endif
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#define CWCSTORAGENAME 32
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/* Storage instantiation modes */
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#define STGM_DIRECT 0x00000000L
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#define STGM_TRANSACTED 0x00010000L
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#define STGM_READ 0x00000000L
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#define STGM_WRITE 0x00000001L
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#define STGM_READWRITE 0x00000002L
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#define STGM_SHARE_DENY_NONE 0x00000040L
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#define STGM_SHARE_DENY_READ 0x00000030L
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#define STGM_SHARE_DENY_WRITE 0x00000020L
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#define STGM_SHARE_EXCLUSIVE 0x00000010L
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#define STGM_PRIORITY 0x00040000L
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#define STGM_DELETEONRELEASE 0x04000000L
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#define STGM_CREATE 0x00001000L
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#define STGM_CONVERT 0x00020000L
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#define STGM_FAILIFTHERE 0x00000000L
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/* Storage commit types */
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typedef enum tagSTGC
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{
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STGC_DEFAULT = 0,
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STGC_OVERWRITE = 1,
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STGC_ONLYIFCURRENT = 2,
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STGC_DANGEROUSLYCOMMITMERELYTODISKCACHE = 4
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} STGC;
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/* Stream name block definitions */
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typedef char FAR * FAR *SNB;
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#ifndef _WINDOWS_
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#ifndef _FILETIME_
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#define _FILETIME_
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typedef struct FARSTRUCT tagFILETIME
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{
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DWORD dwLowDateTime;
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DWORD dwHighDateTime;
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} FILETIME;
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#endif
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#endif
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/* Storage stat buffer */
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typedef struct FARSTRUCT tagSTATSTG
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{
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char FAR* pwcsName;
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DWORD type;
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ULARGE_INTEGER cbSize;
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FILETIME mtime;
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FILETIME ctime;
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FILETIME atime;
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DWORD grfMode;
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DWORD grfLocksSupported;
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CLSID clsid;
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DWORD grfStateBits;
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DWORD reserved;
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} STATSTG;
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/* Storage element types */
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typedef enum tagSTGTY
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{
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STGTY_STORAGE = 1,
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STGTY_STREAM = 2,
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STGTY_LOCKBYTES = 3,
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STGTY_PROPERTY = 4
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} STGTY;
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typedef enum tagSTREAM_SEEK
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{
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STREAM_SEEK_SET = 0,
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STREAM_SEEK_CUR = 1,
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STREAM_SEEK_END = 2
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} STREAM_SEEK;
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typedef enum tagLOCKTYPE
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{
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LOCK_WRITE = 1,
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LOCK_EXCLUSIVE = 2,
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LOCK_ONLYONCE = 4
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} LOCKTYPE;
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typedef enum tagSTGMOVE
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{
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STGMOVE_MOVE = 0,
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STGMOVE_COPY = 1
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} STGMOVE;
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typedef enum tagSTATFLAG
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{
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STATFLAG_DEFAULT = 0,
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STATFLAG_NONAME = 1
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} STATFLAG;
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/****** Storage Enumerators *************************************************/
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#define LPENUMSTATSTG IEnumSTATSTG FAR*
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#undef INTERFACE
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#define INTERFACE IEnumSTATSTG
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DECLARE_INTERFACE_(IEnumSTATSTG, IUnknown)
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{
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// *** IUnknown methods ***
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STDMETHOD(QueryInterface) (THIS_ REFIID riid, LPVOID FAR* ppvObj) PURE;
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STDMETHOD_(ULONG,AddRef) (THIS) PURE;
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STDMETHOD_(ULONG,Release) (THIS) PURE;
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// *** IENUMSTATSTG methods ***
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STDMETHOD(Next) (THIS_ ULONG celt, STATSTG FAR * rgelt, ULONG FAR *pceltFetched) PURE;
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STDMETHOD(Skip) (THIS_ ULONG celt) PURE;
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STDMETHOD(Reset) (THIS) PURE;
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STDMETHOD(Clone) (THIS_ IEnumSTATSTG FAR *FAR *ppenm) PURE;
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};
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/****** ILockBytes Interface ************************************************/
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#define LPLOCKBYTES ILockBytes FAR*
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#undef INTERFACE
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#define INTERFACE ILockBytes
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DECLARE_INTERFACE_(ILockBytes, IUnknown)
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{
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// *** IUnknown methods ***
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STDMETHOD(QueryInterface) (THIS_ REFIID riid, LPVOID FAR* ppvObj) PURE;
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STDMETHOD_(ULONG,AddRef) (THIS) PURE;
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STDMETHOD_(ULONG,Release) (THIS) PURE;
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// *** ILockBytes methods ***
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STDMETHOD(ReadAt) (THIS_ ULARGE_INTEGER ulOffset,
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VOID HUGEP *pv,
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ULONG cb,
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ULONG FAR *pcbRead) PURE;
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STDMETHOD(WriteAt) (THIS_ ULARGE_INTEGER ulOffset,
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VOID const HUGEP *pv,
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ULONG cb,
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ULONG FAR *pcbWritten) PURE;
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STDMETHOD(Flush) (THIS) PURE;
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STDMETHOD(SetSize) (THIS_ ULARGE_INTEGER cb) PURE;
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STDMETHOD(LockRegion) (THIS_ ULARGE_INTEGER libOffset,
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ULARGE_INTEGER cb,
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DWORD dwLockType) PURE;
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STDMETHOD(UnlockRegion) (THIS_ ULARGE_INTEGER libOffset,
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ULARGE_INTEGER cb,
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DWORD dwLockType) PURE;
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STDMETHOD(Stat) (THIS_ STATSTG FAR *pstatstg, DWORD grfStatFlag) PURE;
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};
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/****** IStream Interface ***************************************************/
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#define LPSTREAM IStream FAR*
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#undef INTERFACE
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#define INTERFACE IStream
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DECLARE_INTERFACE_(IStream, IUnknown)
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{
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// *** IUnknown methods ***
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STDMETHOD(QueryInterface) (THIS_ REFIID riid, LPVOID FAR* ppvObj) PURE;
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STDMETHOD_(ULONG,AddRef) (THIS) PURE;
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STDMETHOD_(ULONG,Release) (THIS) PURE;
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// *** IStream methods ***
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STDMETHOD(Read) (THIS_ VOID HUGEP *pv,
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ULONG cb, ULONG FAR *pcbRead) PURE;
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STDMETHOD(Write) (THIS_ VOID const HUGEP *pv,
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ULONG cb,
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ULONG FAR *pcbWritten) PURE;
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STDMETHOD(Seek) (THIS_ LARGE_INTEGER dlibMove,
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DWORD dwOrigin,
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ULARGE_INTEGER FAR *plibNewPosition) PURE;
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STDMETHOD(SetSize) (THIS_ ULARGE_INTEGER libNewSize) PURE;
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STDMETHOD(CopyTo) (THIS_ IStream FAR *pstm,
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ULARGE_INTEGER cb,
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ULARGE_INTEGER FAR *pcbRead,
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ULARGE_INTEGER FAR *pcbWritten) PURE;
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STDMETHOD(Commit) (THIS_ DWORD grfCommitFlags) PURE;
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STDMETHOD(Revert) (THIS) PURE;
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STDMETHOD(LockRegion) (THIS_ ULARGE_INTEGER libOffset,
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ULARGE_INTEGER cb,
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DWORD dwLockType) PURE;
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STDMETHOD(UnlockRegion) (THIS_ ULARGE_INTEGER libOffset,
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ULARGE_INTEGER cb,
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DWORD dwLockType) PURE;
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STDMETHOD(Stat) (THIS_ STATSTG FAR *pstatstg, DWORD grfStatFlag) PURE;
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STDMETHOD(Clone)(THIS_ IStream FAR * FAR *ppstm) PURE;
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};
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/****** IStorage Interface **************************************************/
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#define LPSTORAGE IStorage FAR*
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#undef INTERFACE
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#define INTERFACE IStorage
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DECLARE_INTERFACE_(IStorage, IUnknown)
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{
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// *** IUnknown methods ***
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STDMETHOD(QueryInterface) (THIS_ REFIID riid, LPVOID FAR* ppvObj) PURE;
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STDMETHOD_(ULONG,AddRef) (THIS) PURE;
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STDMETHOD_(ULONG,Release) (THIS) PURE;
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// *** IStorage methods ***
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STDMETHOD(CreateStream) (THIS_ const char FAR* pwcsName,
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DWORD grfMode,
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DWORD reserved1,
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DWORD reserved2,
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IStream FAR *FAR *ppstm) PURE;
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STDMETHOD(OpenStream) (THIS_ const char FAR* pwcsName,
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void FAR *reserved1,
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DWORD grfMode,
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DWORD reserved2,
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IStream FAR *FAR *ppstm) PURE;
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STDMETHOD(CreateStorage) (THIS_ const char FAR* pwcsName,
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DWORD grfMode,
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DWORD reserved1,
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DWORD reserved2,
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IStorage FAR *FAR *ppstg) PURE;
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STDMETHOD(OpenStorage) (THIS_ const char FAR* pwcsName,
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IStorage FAR *pstgPriority,
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DWORD grfMode,
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SNB snbExclude,
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DWORD reserved,
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IStorage FAR *FAR *ppstg) PURE;
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STDMETHOD(CopyTo) (THIS_ DWORD ciidExclude,
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IID const FAR *rgiidExclude,
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SNB snbExclude,
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IStorage FAR *pstgDest) PURE;
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STDMETHOD(MoveElementTo) (THIS_ char const FAR* lpszName,
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IStorage FAR *pstgDest,
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char const FAR* lpszNewName,
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DWORD grfFlags) PURE;
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STDMETHOD(Commit) (THIS_ DWORD grfCommitFlags) PURE;
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STDMETHOD(Revert) (THIS) PURE;
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STDMETHOD(EnumElements) (THIS_ DWORD reserved1,
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void FAR *reserved2,
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DWORD reserved3,
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IEnumSTATSTG FAR *FAR *ppenm) PURE;
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STDMETHOD(DestroyElement) (THIS_ const char FAR* pwcsName) PURE;
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STDMETHOD(RenameElement) (THIS_ const char FAR* pwcsOldName,
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const char FAR* pwcsNewName) PURE;
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STDMETHOD(SetElementTimes) (THIS_ const char FAR *lpszName,
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FILETIME const FAR *pctime,
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FILETIME const FAR *patime,
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FILETIME const FAR *pmtime) PURE;
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STDMETHOD(SetClass) (THIS_ REFCLSID clsid) PURE;
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STDMETHOD(SetStateBits) (THIS_ DWORD grfStateBits, DWORD grfMask) PURE;
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STDMETHOD(Stat) (THIS_ STATSTG FAR *pstatstg, DWORD grfStatFlag) PURE;
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};
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/****** IRootStorage Interface **********************************************/
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#define LPROOTSTORAGE IRootStorage FAR*
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#undef INTERFACE
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#define INTERFACE IRootStorage
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DECLARE_INTERFACE_(IRootStorage, IUnknown)
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{
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// *** IUnknown methods ***
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STDMETHOD(QueryInterface) (THIS_ REFIID riid, LPVOID FAR* ppvObj) PURE;
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STDMETHOD_(ULONG,AddRef) (THIS) PURE;
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STDMETHOD_(ULONG,Release) (THIS) PURE;
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// *** IRootStorage methods ***
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STDMETHOD(SwitchToFile) (THIS_ LPSTR lpstrFile) PURE;
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};
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/****** Storage API Prototypes ********************************************/
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STDAPI StgCreateDocfile(const char FAR* pwcsName,
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DWORD grfMode,
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DWORD reserved,
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IStorage FAR * FAR *ppstgOpen);
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STDAPI StgCreateDocfileOnILockBytes(ILockBytes FAR *plkbyt,
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DWORD grfMode,
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DWORD reserved,
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IStorage FAR * FAR *ppstgOpen);
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STDAPI StgOpenStorage(const char FAR* pwcsName,
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IStorage FAR *pstgPriority,
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DWORD grfMode,
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SNB snbExclude,
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DWORD reserved,
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IStorage FAR * FAR *ppstgOpen);
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STDAPI StgOpenStorageOnILockBytes(ILockBytes FAR *plkbyt,
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IStorage FAR *pstgPriority,
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DWORD grfMode,
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SNB snbExclude,
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DWORD reserved,
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IStorage FAR * FAR *ppstgOpen);
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STDAPI StgIsStorageFile(const char FAR* pwcsName);
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STDAPI StgIsStorageILockBytes(ILockBytes FAR* plkbyt);
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STDAPI StgSetTimes(char const FAR* lpszName,
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FILETIME const FAR* pctime,
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FILETIME const FAR* patime,
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FILETIME const FAR* pmtime);
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#endif
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