windows-nt/Source/XPSP1/NT/net/jet500/xjet/inc/spaceapi.h
2020-09-26 16:20:57 +08:00

25 lines
949 B
C

typedef struct tagEXTENTLIST
{
PGNO pgnoLastInExtent;
CPG cpgExtent;
} EXTENTINFO;
#define fSPOwnedExtent (1<<0)
#define fSPAvailExtent (1<<1)
#define fSPExtentLists (1<<2)
#define FSPOwnedExtent( fSPExtents ) ( (fSPExtents) & fSPOwnedExtent )
#define FSPAvailExtent( fSPExtents ) ( (fSPExtents) & fSPAvailExtent )
#define FSPExtentLists( fSPExtents ) ( (fSPExtents) & fSPExtentLists )
ERR ErrSPInitFDPWithoutExt( FUCB *pfucb, PGNO pgnoFDP );
ERR ErrSPInitFDPWithExt( FUCB *pfucb, PGNO pgnoFDPFrom, PGNO pgnoFirst, INT cpgReqRet, INT cpgReqWish );
ERR ErrSPGetExt( FUCB *pfucb, PGNO pgnoFDP, CPG *pcpgReq,
CPG cpgMin, PGNO *ppgnoFirst, BOOL fNewFDP );
ERR ErrSPGetPage( FUCB *pfucb, PGNO *ppgnoLast, BOOL fContig );
ERR ErrSPFreeExt( FUCB *pfucb, PGNO pgnoFDP, PGNO pgnoFirst,
CPG cpgSize );
ERR ErrSPFreeFDP( FUCB *pfucb, PGNO pgnoFDP );
ERR ErrSPGetInfo( PIB *ppib, DBID dbid, FUCB *pfucb, BYTE *pbResult, INT cbMax, BYTE fSPExtents );