propset.h

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//+--------------------------------------------------------------------------
//
// Microsoft Windows
// Copyright (C) Microsoft Corporation, 1993-1998
//
// File:        propset.h
//
// Contents:    OLE Appendix B property set structure definitions
//
// History:     15-Jul-94       brianb    created
//              15-Aug-94       SethuR    revised
//              22-Feb-96       MikeHill  Changed cb in tagENTRY to cch.
//              28-May-96       MikeHill  Changed OSVER_* to OSKIND_*.
//
//---------------------------------------------------------------------------

#ifndef _PROPSET_H_
#define _PROPSET_H_

// CBMAXPROPSETSTREAM must be a power of 2.
#define CBMAXPROPSETSTREAM      (256 * 1024)

#define IsIndirectVarType(vt)                   \
            ((vt) == VT_STREAM ||               \
             (vt) == VT_STREAMED_OBJECT ||      \
             (vt) == VT_STORAGE ||              \
             (vt) == VT_STORED_OBJECT)


// Defines for the high order WORD of dwOSVer:

#define OSKIND_WINDOWS      0x0000
#define OSKIND_MACINTOSH    0x0001
#define OSKIND_WIN32        0x0002


typedef struct tagFORMATIDOFFSET        // fo
{
    FMTID       fmtid;
    DWORD       dwOffset;
} FORMATIDOFFSET;

#define CB_FORMATIDOFFSET       sizeof(FORMATIDOFFSET)


typedef struct tagPROPERTYSETHEADER     // ph
{
    WORD        wByteOrder;     // Always 0xfffe
    WORD        wFormat;        // Always 0
    DWORD       dwOSVer;        // System version
    CLSID       clsid;          // Application CLSID
    DWORD       reserved;       // reserved (must be at least 1)
} PROPERTYSETHEADER;

#define CB_PROPERTYSETHEADER    sizeof(PROPERTYSETHEADER)
#define PROPSET_BYTEORDER       0xFFFE


typedef struct tagPROPERTYIDOFFSET      // po
{
    DWORD       propid;
    DWORD       dwOffset;
} PROPERTYIDOFFSET;

#define CB_PROPERTYIDOFFSET     sizeof(PROPERTYIDOFFSET)


typedef struct tagPROPERTYSECTIONHEADER // sh
{
    DWORD       cbSection;
    DWORD       cProperties;
    PROPERTYIDOFFSET rgprop[1];
} PROPERTYSECTIONHEADER;

#define CB_PROPERTYSECTIONHEADER FIELD_OFFSET(PROPERTYSECTIONHEADER, rgprop)


typedef struct tagSERIALIZEDPROPERTYVALUE               // prop
{
    DWORD       dwType;
    BYTE        rgb[1];
} SERIALIZEDPROPERTYVALUE;

#define CB_SERIALIZEDPROPERTYVALUE  FIELD_OFFSET(SERIALIZEDPROPERTYVALUE, rgb)


typedef struct tagENTRY                 // ent
{
    DWORD propid;
    DWORD cch;                  // Includes trailing '\0' or L'\0'
    char  sz[1];                // WCHAR if UNICODE CodePage
} ENTRY;

#define CB_ENTRY                FIELD_OFFSET(ENTRY, sz)


typedef struct tagDICTIONARY            // dy
{
    DWORD       cEntries;
    ENTRY       rgEntry[1];
} DICTIONARY;

#define CB_DICTIONARY           FIELD_OFFSET(DICTIONARY, rgEntry)

#endif // _PROPSET_H_

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