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

441 lines
11 KiB
C

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