441 lines
11 KiB
C
441 lines
11 KiB
C
#ifndef _JET_H
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#define _JET_H
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#include <string.h>
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#ifndef WIN32_LEAN_AND_MEAN
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#define WIN32_LEAN_AND_MEAN
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#endif
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#include <windows.h>
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#undef SPIN_LOCK /* disable SPIN_LOCK even if defined in config.h */
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//#define MEM_CHECK /* check for memory leakage */
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//#define COSTLY_PERF /* enable costly performance counters */
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#define handleNil ((HANDLE)(-1))
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#define EXPORT /* Called from assembly code */
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#define VARARG _cdecl /* Variable number of arguments */
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#ifndef UNALIGNED
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#if defined(_MIPS_) || defined(_ALPHA_) || defined(_M_PPC)
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#define UNALIGNED __unaligned
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#else
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#define UNALIGNED
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#endif
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#endif
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#define PUBLIC extern
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#define STATIC static
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#ifdef DEBUG
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#define INLINE
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#else
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#define INLINE __inline
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#endif
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#define CODECONST(type) type const
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typedef unsigned __int64 QWORD;
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typedef union _QWORDX
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{
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QWORD qw;
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struct
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{
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DWORD l;
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DWORD h;
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};
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} QWORDX;
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#define fFalse 0
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#define fTrue (!0)
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typedef int ERR;
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typedef double DATESERIAL;
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typedef ULONG OBJID;
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typedef unsigned short OBJTYP;
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typedef unsigned short COLTYP;
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typedef int BOOL;
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typedef int (*PFN)();
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typedef struct
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{
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int month;
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int day;
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int year;
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int hour;
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int minute;
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int second;
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} _JET_DATETIME;
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/* cbFilenameMost includes the trailing null terminator */
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#define cbFilenameMost 260 /* Windows NT limit */
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/*** Global system initialization variables ***/
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extern BOOL fJetInitialized;
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extern BOOL fBackupAllowed;
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extern BOOL fTermInProgress;
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extern int cSessionInJetAPI;
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extern BOOL fGlobalRepair; /* if this is for repair or not */
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extern BOOL fGlobalSimulatedRestore;
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/* Engine OBJIDs:
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0..0x10000000 reserved for engine use, divided as follows:
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0x00000000..0x0000FFFF reserved for TBLIDs under RED
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0x00000000..0x0EFFFFFF reserved for TBLIDs under BLUE
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0x0F000000..0x0FFFFFFF reserved for container IDs
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0x10000000 reserved for ObjectId of DbObject
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Client OBJIDs begin at 0x10000001 and go up from there.
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*/
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#define objidNil ((OBJID) 0x00000000)
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#define objidRoot ((OBJID) 0x0F000000)
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#define objidTblContainer ((OBJID) 0x0F000001)
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#define objidDbContainer ((OBJID) 0x0F000002)
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#define objidDbObject ((OBJID) 0x10000000)
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/* Start of RELEASE vs DEBUG build definitions */
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#define DISPATCHING 1
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#ifdef DEBUG
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#define PARAMFILL 1
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#define RFS2 1
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#endif
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#ifdef RETAIL
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#ifdef RFS2
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#define DeclAssertFile static CODECONST(char) szAssertFilename[] = __FILE__
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#else
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#define DeclAssertFile
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#endif
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#define Assert(exp) ((void)1)
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#define ExpAssert(exp) ((void)1)
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#define AssertSz(exp, sz) ((void)1)
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#define AssertConst(exp) ((void)1)
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#define AssertEq(exp, exp2) (exp)
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#define AssertGe(exp, exp2) (exp)
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#define AssertNe(exp, exp2) (exp)
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#define MarkTableidExported(err,tableid)
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#define CheckTableidExported(tableid)
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#define AssertValidSesid(sesid) ((void) 1)
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#define DebugLogJetOp( sesid, op ) 0
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#else /* !RETAIL */
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#define DeclAssertFile static CODECONST(char) szAssertFilename[] = __FILE__
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#define AssertSz(exp, sz) { \
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static CODECONST(char) szMsg[] = sz; \
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(exp) ? (void) 0 : AssertFail( szMsg, szAssertFilename, __LINE__ ); \
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}
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#define Assert( exp ) \
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( (exp) ? (void) 0 : AssertFail( #exp, szAssertFilename, __LINE__) )
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#define ExpAssert(exp) Assert(exp)
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#define AssertConst(exp) Assert(*szAssertFilename != '\0' && (exp))
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#define AssertEq(exp, exp2) Assert((exp) == (exp2))
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#define AssertGe(exp, exp2) Assert((exp) >= (exp2))
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#define AssertNe(exp, exp2) Assert((exp) != (exp2))
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#define AssertValidSesid(sesid) AssertValidSesid(sesid)
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BOOL FTableidExported(JET_TABLEID tableid);
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void MarkTableidExportedR(JET_TABLEID tableid);
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#define MarkTableidExported(err,tableid) \
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if (err >= 0) \
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MarkTableidExportedR(tableid)
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#define CheckTableidExported(tableid) \
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if (!FTableidExported(tableid)) \
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APIReturn(JET_errInvalidTableId)
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void DebugLogJetOp( JET_SESID sesid, int op );
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#endif /* !RETAIL */
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/* End of RELEASE vs DEBUG build definitions */
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#ifdef PARAMFILL
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#define FillClientBuffer( pv, cb ) ( (pv) ? memset( (pv), 0x52, (cb) ) : 0 )
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#else
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#define FillClientBuffer( pv, cb ) ( (void)1 )
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#endif
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/* apirare.c */
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PUBLIC ERR ErrOpenDatabase(JET_SESID sesid, const char *szDatabase,
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const char *szConnect, JET_DBID *pdbid, JET_GRBIT grbit);
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JET_ERR JET_API ErrGetSystemParameter(JET_SESID sesid, unsigned long paramid,
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ULONG_PTR *plParam, char *sz, unsigned long cbMax);
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JET_ERR JET_API ErrSetSystemParameter(JET_SESID sesid, unsigned long paramid,
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ULONG_PTR lParam, const char *sz);
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/* initterm.c */
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extern void * critJet;
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JET_ERR JET_API ErrInit(BOOL fSkipIsamInit);
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#ifdef RFS2
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extern unsigned long fLogJETCall;
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extern unsigned long fLogRFS;
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extern unsigned long cRFSAlloc;
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extern unsigned long cRFSIO;
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extern unsigned long fDisableRFS;
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extern unsigned long fAuxDisableRFS;
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#endif /* RFS2 */
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#ifndef RETAIL
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extern unsigned EXPORT wAssertAction;
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extern unsigned EXPORT fAssertActionSet;
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#endif /* !RETAIL */
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/* util.c */
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ERR ErrUTILCheckName( char *szNewName, const char *szName, int cchName );
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#ifndef RETAIL
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PUBLIC void EXPORT AssertFail( const char *szExpr, const char *szFilename, unsigned Line );
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PUBLIC void VARARG DebugPrintf(const char *szFmt, ...);
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#endif /* !RETAIL */
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#define opIdle 1
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#define opGetTableIndexInfo 2
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#define opGetIndexInfo 3
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#define opGetObjectInfo 4
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#define opGetTableInfo 5
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#define opCreateObject 6
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#define opDeleteObject 7
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#define opRenameObject 8
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#define opBeginTransaction 9
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#define opCommitTransaction 10
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#define opRollback 11
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#define opOpenTable 12
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#define opDupCursor 13
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#define opCloseTable 14
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#define opGetTableColumnInfo 15
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#define opGetColumnInfo 16
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#define opRetrieveColumn 17
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#define opRetrieveColumns 18
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#define opSetColumn 19
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#define opSetColumns 20
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#define opPrepareUpdate 21
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#define opUpdate 22
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#define opDelete 23
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#define opGetCursorInfo 24
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#define opGetCurrentIndex 25
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#define opSetCurrentIndex 26
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#define opMove 27
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#define opMakeKey 28
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#define opSeek 29
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#define opGetBookmark 30
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#define opGotoBookmark 31
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#define opGetRecordPosition 32
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#define opGotoPosition 33
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#define opRetrieveKey 34
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#define opCreateDatabase 35
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#define opOpenDatabase 36
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#define opGetDatabaseInfo 37
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#define opCloseDatabase 38
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#define opCapability 39
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#define opCreateTable 40
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#define opRenameTable 41
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#define opDeleteTable 42
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#define opAddColumn 43
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#define opRenameColumn 44
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#define opDeleteColumn 45
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#define opCreateIndex 46
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#define opRenameIndex 47
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#define opDeleteIndex 48
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#define opComputeStats 49
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#define opAttachDatabase 50
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#define opDetachDatabase 51
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#define opOpenTempTable 52
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#define opSetIndexRange 53
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#define opIndexRecordCount 54
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#define opGetChecksum 55
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#define opGetObjidFromName 56
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#define opMax 57
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extern long lAPICallLogLevel;
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/* RFS macros */
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#ifdef RFS2
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/* RFS/JET call logging
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/*
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/* RFS allocator: returns 0 if allocation is disallowed. Also handles RFS logging.
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/* cRFSAlloc is the global allocation counter. A value of -1 disables RFS in debug mode.
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/**/
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#define RFSAlloc(type) ( UtilRFSAlloc( #type ,type ) )
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/* RFS allocation types
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/*
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/* Type 0: general allocation
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/* 1: IO
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/**/
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#define CSRAllocResource 0
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#define FCBAllocResource 0
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#define FUCBAllocResource 0
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#define IDBAllocResource 0
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#define PIBAllocResource 0
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#define SCBAllocResource 0
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#define VERAllocResource 0
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#define DABAllocResource 0
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#define UnknownAllocResource 0
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#define SAllocMemory 0
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#define LAllocMemory 0
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#define PvUtilAllocMemory 0
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#define IOOpenReadFile 1
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#define IOOpenFile 1
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#define IODeleteFile 1
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#define IONewFileSize 1
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#define IOReadBlock 1
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#define IOWriteBlock 1
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#define IOReadBlockOverlapped 1
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#define IOWriteBlockOverlapped 1
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#define IOReadBlockEx 1
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#define IOWriteBlockEx 1
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#define IOMoveFile 1
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#define IOCopyFile 1
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/* RFS disable/enable macros */
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#define RFSDisable() (fAuxDisableRFS = 1)
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#define RFSEnable() (fAuxDisableRFS = 0)
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/* JET call logging (log on failure)
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/**/
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// Do not print out function name because it takes too much string resource
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//#define LogJETCall(func,err) (UtilRFSLogJETCall(#func,err,szAssertFilename,__LINE__))
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#define LogJETCall(func,err) (UtilRFSLogJETCall("",err,szAssertFilename,__LINE__))
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/* JET call macros
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/**/
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#define Call(func) {LogJETCall(func,err = (func)); if (err < 0) {goto HandleError;}}
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#define CallR(func) {LogJETCall(func,err = (func)); if (err < 0) {return err;}}
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#define CallJ(func,label) {LogJETCall(func,err = (func)); if (err < 0) {goto label;}}
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#define CallS(func) {ERR errT; LogJETCall(func,errT = (func)); Assert(errT == JET_errSuccess);}
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/* JET inline error logging (logging controlled by JET call flags)
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/**/
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#define LogJETErr(err,label) (UtilRFSLogJETErr(err,#label,szAssertFilename,__LINE__))
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/* JET inline error macros
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/**/
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#define Error(errRet,label) {LogJETErr(errRet,label); err = (errRet); goto label;}
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#else // !RFS2
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#define RFSAlloc(type) (1)
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#define RFSDisable() (1)
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#define RFSEnable() (0)
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#define Call(func) {if ((err = (func)) < 0) {goto HandleError;}}
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#define CallR(func) {if ((err = (func)) < 0) {return err;}}
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#define CallJ( func, label ) {if ((err = (func)) < 0) goto label;}
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#define Error( errRet, label ) {err = errRet; goto label;}
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#ifdef DEBUG
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#define CallS(func) { ERR errT; Assert( (errT = (func)) == JET_errSuccess ); }
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#else // !DEBUG
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#define CallS(func) {ERR errT; errT = (func);}
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#endif // DEBUG
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#endif // RFS2
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/* API Enter/Leave macros assuming that critJet has been initialized */
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#define APIEnter() { \
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if ( fTermInProgress ) return JET_errTermInProgress; \
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if ( !fJetInitialized ) return JET_errNotInitialized; \
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Assert(critJet != NULL); \
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UtilEnterCriticalSection(critJet); \
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Assert( cSessionInJetAPI >= 0 ); \
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cSessionInJetAPI++; }
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#define APIReturn(err) { \
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ERR errT = (err); \
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Assert(critJet != NULL); \
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Assert( cSessionInJetAPI >= 1 ); \
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cSessionInJetAPI--; \
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Assert( cSessionInJetAPI >= 0 ); \
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UtilLeaveCriticalSection(critJet); \
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return errT; }
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/* APIInitEnter inits critJet (if necessary) on an initializing API call */
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#define APIInitEnter() { \
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if ( fTermInProgress ) return JET_errTermInProgress; \
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if ( critJet == NULL ) \
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{ \
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ERR errT = \
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ErrUtilInitializeCriticalSection( &critJet ); \
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if ( errT < 0 ) \
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return errT; \
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Assert( cSessionInJetAPI == 0 ); \
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} \
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UtilEnterCriticalSection( critJet ); \
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Assert( cSessionInJetAPI >= 0 ); \
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cSessionInJetAPI++; }
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/* APITermReturn frees critJet on return from a terminating API call */
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#define APITermReturn(err) { \
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ERR errT = (err); \
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Assert( critJet != NULL ); \
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Assert( cSessionInJetAPI == 1 ); \
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cSessionInJetAPI = 0; \
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UtilLeaveCriticalSection( critJet ); \
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UtilDeleteCriticalSection( critJet ); \
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critJet = NULL; \
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return errT; }
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#define APIForceTermReturn( err ) { \
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ERR errT = (err); \
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Assert( critJet != NULL ); \
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cSessionInJetAPI = 0; \
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UtilLeaveCriticalSection( critJet ); \
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UtilDeleteCriticalSection( critJet ); \
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critJet = NULL; \
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return errT; }
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#include "isam.h"
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#endif /* !_JET_H */
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