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harbour-core/harbour/include/rdd_api.old

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/*
* $Id$
*/
#ifndef HB_RDD_API_
#define HB_RDD_API_
#include <extend.h>
//+
// Harbour project The free Clipper(tm) compatible xbase compiler
//
// Harbour RDD.API
//
// this file is highly compatible with the CA-Clipper RDD.API
//
//
// NOTE: the defines in the first part of this file
// are included from rddsys.ch take care changing
// the #define
//
//
//
// 99.04.25 initial posting.
//
// all structures are ordered alphabetically (if possible)
//
//
//-
#define HARBOUR_MAX_RDD_DRIVERNAME_LENGTH 32
#define HARBOUR_MAX_ALIAS_LENGTH 32
// Flags for DBTRANSINFO
#define DBTF_MATCH 0x0001
#define DBTF_PUTREC 0x0002
// Codes for Locking methods
#define DBLM_EXCLUSIVE 1
#define DBLM_MULTIPLE 2
#define DBLM_FILE 3
// Codes for SELF_ORDINFO()
#define DBOI_CONDITION 1 // Get the order condition
#define DBOI_EXPRESSION 2 // Get the order expression
#define DBOI_POSITION 3 // Get the order position
#define DBOI_RECNO 4 // Get the order record number
#define DBOI_NAME 5 // Get the order list name
#define DBOI_NUMBER 6 // Get the order list position
#define DBOI_BAGNAME 7 // Get the order Bag name
#define DBOI_BAGEXT 8 // Get the order Bag Extension
#define DBOI_INDEXEXT DBOI_BAGEXT
#define DBOI_INDEXNAME DBOI_BAGNAME
#define DBOI_ORDERCOUNT 9 // Get the number of orders in the index file
#define DBOI_FILEHANDLE 10 // Get the handle of the index file
#define DBOI_ISCOND 11 // Get the flag if the order has a for condition
#define DBOI_ISDESC 12 // Get the flag if the order is descending
#define DBOI_UNIQUE 13 // Get the flag if the order has the unique attribute set
// Codes for SELF_INFO()
#define DBI_ISDBF 1 // Logical: RDD support DBF file format?
#define DBI_CANPUTREC 2 // Logical: RDD support Putting Records?
#define DBI_GETHEADERSIZE 3 // Numeric: Get header size of the file
#define DBI_LASTUPDATE 4 // Date: Last date RDD file updated
#define DBI_GETDELIMITER 5 // String: Get default delimiter
#define DBI_SETDELIMITER 6 // String: Set default delimiter
#define DBI_GETRECSIZE 7 // Numeric: Get record size of the file
#define DBI_GETLOCKARRAY 8 // Array: Get an array of locked records
#define DBI_TABLEEXT 9 // String: Get table file extension
#define DBI_ISFLOCK 20 // Get file lock status
#define DBI_CHILDCOUNT 22 // Number of opened relations
#define DBI_FILEHANDLE 23 // Handle of opened file
#define DBI_BOF 26 // BOF flag - alternate to bof()
#define DBI_EOF 27 // EOF flag - alternate to eof()
#define DBI_DBFILTER 28 // Filter expression
#define DBI_FOUND 29 // FOUND flag - alternate to found
#define DBI_FCOUNT 30 // Number of fields
#define DBI_LOCKCOUNT 31 // Get record size of the file
#define DBI_VALIDBUFFER 32 // Is the current buffer valid
#define DBI_ALIAS 33 // Alias name of workarea
#define DBI_GETSCOPE 34 // Locate codeblock
#define DBI_LOCKOFFSET 35 // New locking offset
#define DBI_SHARED 36 // Gets/Sets the shared flag
#define DBI_MEMOEXT 37 // Gets/Sets the shared flag
#define DBI_MEMOHANDLE 38 // Dos handle for memo file
#define DBI_MEMOBLOCKSIZE 39 // Blocksize in memo files
#define DBI_DB_VERSION 101 // HOST driver Version
#define DBI_RDD_VERSION 102 // RDD version (current RDD)
#define DBI_USER 1000 // Start of user definable DBI_ values
// codes for SELF_RECINFO()
#define DBRI_DELETED 1
#define DBRI_LOCKED 2
#define DBRI_RECSIZE 3
#define DBRI_RECNO 4
#define DBRI_UPDATED 5
// codes for SELF_FIELDINFO()
#define DBS_NAME 1
#define DBS_TYPE 2
#define DBS_LEN 3
#define DBS_DEC 4
// codes for RawLock types
#define FILE_LOCK 1
#define FILE_UNLOCK 2
#define REC_LOCK 3
#define REC_UNLOCK 4
#define HEADER_LOCK 5
#define HEADER_UNLOCK 6
#define APPEND_LOCK 7
#define APPEND_UNLOCK 8
#define HARBOUR_MAX_FIELDNAME_SIZE 256
#define INITIAL_NUMBER_OF_WORKAREAS 256
#ifndef _RDDSYS_CH
#define _DBRELINFO struct __DBRELINFO
//
// DBFIELDINFO Field structure
//
//
//
// differences (vs. CA Clipper 5.3 spec)
// ULONG in stead of USHORT
//
//
typedef struct
{
PDYNSYM atomName; // FIELD (symbol) name note for non dbf files > 10 chars!
ULONG uiType; // FIELD type note non dbf file types allowed
ULONG typeExtended; // FIELD type extended
ULONG uiLen; // Overall FIELD length
ULONG uiDec; // Decimal places of numeric FIELD
} DBFIELDINFO;
typedef DBFIELDINFO * LPDBFIELDINFO;
//
// DBOPENINFO Open info structure
//
//
//
typedef struct
{
ULONG uiArea; // Work Area number of the data store
PBYTE abName; // The qualified name of the data store
PBYTE atomAlias; // The logical name of the data store
BOOL fShared; // Share mode of the data store
BOOL fReadonly; // Readonly mode of the data store
void * lpdbHeader; // Pointer to a header of the data store
} DBOPENINFO;
typedef DBOPENINFO * LPDBOPENINFO;
//
// DBORDERCONDINFO Create order for conditional info structure
//
//
typedef struct _DBORDERCONDINFO
{
BOOL fActive; //
PBYTE abFor;
HB_ITEM itmCobFor;
HB_ITEM itmCobWhile;
HB_ITEM itmCobEval;
LONG lStep;
LONG lStartRecno;
LONG lNextCount;
LONG lRecno;
BOOL fRest;
BOOL fDescending;
BOOL fScoped;
BOOL fAll;
BOOL fAdditive;
BOOL fUseCurrent;
BOOL fCustom;
BOOL fNoOptimize;
void * lpvCargo;
} DBORDERCONDINFO;
typedef DBORDERCONDINFO * LPDBORDERCONDINFO;
//
// DBORDERCREATE the create order info structure
//
typedef struct
{
LPDBORDERCONDINFO lpdbOrdCondInfo; // conditional information
PBYTE abBagName; // Name of the Order bag
PBYTE atomBagName; //
HB_ITEM itmOrder; //
BOOL fUnique; // Flag to deterimine if all keys are unique
HB_ITEM itmCobExpr; // Code block containing the KEY expression
HB_ITEM abExpr; // String containing the KEY expression
} DBORDERCREATEINFO;
typedef DBORDERCREATEINFO * LPDBORDERCREATEINFO;
//
// DBORDERINFO set index info structure
// The Set Index Info structure
//
typedef struct
{
HB_ITEM atomBagName; // Name of the Order Bag
HB_ITEM itmOrder; // Name or Number of the Order
HB_ITEM itmCobExpr; // Code block containing the KEY expression
HB_ITEM itmResult; // Operation result
BOOL fAllTags; // Flag for all tags to be opened
} DBORDERINFO;
typedef DBORDERINFO * LPDBORDERINFO;
//
// DBSCOPEINFO
//
typedef struct
{
HB_ITEM itmCobFor; // Code Block representation of a FOR clause
HB_ITEM lpstrFor; // String representation of a FOR clause
HB_ITEM itmCobWhile; // Code Block representation of a WHILE clause
HB_ITEM lpstrWhile; // String representation of a WHILE clause
HB_ITEM lNext;
HB_ITEM itmRecID;
HB_ITEM fRest; // TRUE if start from the current record
BOOL fIgnoreFilter;
BOOL fIncludeDeleted;
BOOL fLast;
BOOL fIgnoreDuplicates;
} DBSCOPEINFO;
typedef DBSCOPEINFO * LPDBSCOPEINFO;
//
// DBFILTERINFO
//
typedef struct
{
HB_ITEM itmCobExpr; // Block representation of the FILTER expression
HB_ITEM abFilterText; // String representation of FILTER expression
BOOL fFilter;
} DBFILTERINFO;
typedef DBFILTERINFO * LPDBFILTERINFO;
// differences (vs. CA Clipper 5.3 spec)
//
// AREA:
//
// uiSize the struct carries a uiSize HB_ITEM which must be filled with a correct value
// RDDMETHODS equals the previous struct RDDFUNCS far *
// uiArea now a ULONG
// uiFieldExtent now a ULONG
// uiFieldCount now a ULONG
// uiParents now a ULONG
//
//
typedef struct RDDFUNCS;
typedef struct _AREA
{
ULONG uiSize; // size of this struct
ULONG uiSizeRDDmethods; // size of the RDD methods
RDDFUNCS lprfsHost; // Virtual method table for this workarea
ULONG uiArea; // The number assigned to this workarea
void * atomAlias; // Pointer to the alias symbol for this workarea
ULONG uiFieldExtent; // Total number of fields allocated
ULONG uiFieldCount; // Total number of fields used
LPFIELD lpFields; // Pointer to an array of fields
void * lpFieldExtents; // Void ptr for additional field properties
HB_ITEM valResult; // All purpose result holder
BOOL fTop; // TRUE if "top"
BOOL fBottom; // TRUE if "bottom"
BOOL fBof; // TRUE if "bof"
BOOL fEof; // TRUE if "eof"
BOOL fFound; // TRUE if "found"
DBSCOPEINFO dbsi; // Info regarding last LOCATE
DBFILTERINFO dbfi; // Filter in effect
LPDBORDERCONDINFO lpdbOrdCondInfo;
LPDBRELINFO lpdbRelations; // Parent/Child relationships used
ULONG uiParents; // Number of parents for this area
HANDLE heap;
ULONG heapSize;
ULONG rddID; // the area number
//HARBOUR defined new variables. for internal use only
struct _AREA * next;
struct _AREA * prev;
BOOL inUse;
FHANDLE fileHandle;
ULONG uiFlags;
UCHAR * abName;
struct _AREA * superArea; // from which this one inherits
} AREA, * AREAP;
//
// DBRELINFO
//
typedef _DBRELINFO
{
HB_ITEM itmCobExpr; // Block representation of the relational SEEK key
HB_ITEM abKey; // String representation of the relational SEEK key
AREAP lpaParent; // The parent of this relation
AREAP lpaChild; // The parents children
_DBRELINFO *lpdbriNext; // Next child or parent
} DBRELINFO;
typedef DBRELINFO * LPDBRELINFO;
//
// DBEVALINFO The Evaluation Info structure
//
// Contains information necessary for a block evaluation
// on each record of the workarea
//
typedef struct
{
HB_ITEM itmBlock; // The block to be evaluated
DBSCOPEINFO dbsci; // Scope info that limits the evaluation
} DBEVALINFO;
typedef DBEVALINFO * LPDBEVALINFO;
//
// DBTRANSITEM the transfer HB_ITEM structure
//
// Defines a single transfer HB_ITEM (usually a field) from
// one database to another; used by DBTRANSINFO
//
typedef struct
{
ULONG uiSource; // Field index number from the source
ULONG uiDest; // Destination field index number
} DBTRANSITEM;
typedef DBTRANSITEM * LPDBTRANSITEM;
//
// DBTRANSINFO the transfer info structure
//
// Defines a global transfer of data HB_ITEMs from on workarea
// to another
//
typedef struct
{
AREAP *lpaSource; // Pointer to source work area
AREAP *lpaDest; // Pointer to dest work area
DBSCOPEINFO dbsci; // Scope to limit transfer
ULONG uiFlags; // Transfer attributes
ULONG uiItemCount; // Number of HB_ITEMs below
LPDBTRANSITEM lpTransItems; // Array of HB_ITEMs.
} DBTRANSINFO;
typedef DBTRANSINFO * LPDBTRANSINFO;
//
// DBSORTITEM the sort HB_ITEM structure
//
// An array of HB_ITEMs that, together, indicate the key value to
// use while sorting data. The order of the array determines the
// order of the sorting.
//
//
typedef struct
{
ULONG uiField; // Index into the workarea->fields structure
ULONG uiFlags; // sort flags
} DBSORTITEM;
typedef DBSORTITEM * LPDBSORTITEM;
// Flags for DBSORTITEM
#define SF_ASCEND 1
#define SF_CASE 2
#define SF_DESCEND 4
#define SF_NUM 32
#define SF_DOUBLE 64
#define SF_LONG 128
/*
* DBSORTINFO
* ----------
* The Sort Info Structure
*
* Information for a physical sort on the workarea
*/
typedef struct
{
DBTRANSINFO dbtri; // Destination workarea transfer information
LPDBSORTITEM lpdbsItem; // Fields which compose the key values for the sort
ULONG uiItemCount; // the number of fields above
} DBSORTINFO;
typedef DBSORTINFO * LPDBSORTINFO;
/*
* DBLOCKINFO
* ----------
* The Lock Info Structure
*
* Information for a record or file lock
*/
typedef struct
{
ULONG itmRecID;
ULONG uiMethod;
BOOL fResult;
} DBLOCKINFO;
typedef DBLOCKINFO * LPDBLOCKINFO;
//
// FIELD the field structure
//
// This is the basic unit of access for a workarea
//
#define _FIELD struct __FIELD
typedef _FIELD
{
ULONG uiType; // Field type
ULONG uiTypeExtended; // Field type - extended
ULONG uiLen; // Field length
ULONG uiDec; // Decimal length
ULONG uiArea; // Area this field resides in
void * sym; // Symbol that represents the field
_FIELD *lpfNext; // The next field in the list
} FIELD;
typedef FIELD * LPFIELD;
//
// differences (vs. CA Clipper 5.3 spec)
//
// RDD FUNCTIONS
//
// dbstruct extra function
//
//
typedef struct _RDDFUNCS
{
/* Movement and positioning methods */
union
{
ULONG nFunctionCount;
void *FunctionPointer[1];
} u;
ERRCODE ( * bof ) ( AREAP, BOOL * );
ERRCODE ( * eof ) ( AREAP, BOOL * );
ERRCODE ( * found ) ( AREAP, BOOL * );
ERRCODE ( * goBottom ) ( AREAP );
ERRCODE ( * go ) ( AREAP, ULONG );
ERRCODE ( * goToId ) ( AREAP, HB_ITEM );
ERRCODE ( * goTop ) ( AREAP );
ERRCODE ( * seek ) ( AREAP, BOOL, HB_ITEM );
ERRCODE ( * skip ) ( AREAP, LONG );
ERRCODE ( * skipFilter ) ( AREAP, LONG );
ERRCODE ( * skipRaw ) ( AREAP, LONG );
/* Data management */
ERRCODE ( * addField ) ( AREAP, LPDBFIELDINFO );
ERRCODE ( * append ) ( AREAP, BOOL );
ERRCODE ( * createFields ) ( AREAP, void * );
ERRCODE ( * deleterec ) ( AREAP );
ERRCODE ( * deleted ) ( AREAP, BOOL * );
ERRCODE ( * fieldCount ) ( AREAP, ULONG * );
ERRCODE ( * fieldDisplay ) ( AREAP, void * );
ERRCODE ( * fieldInfo ) ( AREAP, ULONG, ULONG, HB_ITEM );
ERRCODE ( * fieldName ) ( AREAP, ULONG, PBYTE );
ERRCODE ( * flush ) ( AREAP );
ERRCODE ( * getRec ) ( AREAP, PBYTE * );
ERRCODE ( * getValue ) ( AREAP, ULONG, HB_ITEM );
ERRCODE ( * getVarLen ) ( AREAP, ULONG, FIELD * );
ERRCODE ( * goCold ) ( AREAP );
ERRCODE ( * goHot ) ( AREAP );
ERRCODE ( * putRec ) ( AREAP, PBYTE );
ERRCODE ( * putValue ) ( AREAP, ULONG, HB_ITEM );
ERRCODE ( * recall ) ( AREAP );
ERRCODE ( * reccount ) ( AREAP, ULONG * );
ERRCODE ( * recInfo ) ( AREAP, HB_ITEM, ULONG, HB_ITEM );
ERRCODE ( * recno ) ( AREAP, HB_ITEM );
ERRCODE ( * setFieldExtent ) ( AREAP, ULONG );
/* WorkArea/Database management */
ERRCODE ( * alias ) ( AREAP, PBYTE );
ERRCODE ( * close ) ( AREAP );
ERRCODE ( * create ) ( AREAP, LPDBOPENINFO );
ERRCODE ( * info ) ( AREAP, ULONG, HB_ITEM );
ERRCODE ( * newarea ) ( AREAP );
ERRCODE ( * open ) ( AREAP, LPDBOPENINFO );
ERRCODE ( * release ) ( AREAP );
ERRCODE ( * structSize ) ( AREAP, ULONG * );
ERRCODE ( * sysName ) ( AREAP, PBYTE );
ERRCODE ( * dbEval ) ( AREAP, LPDBEVALINFO );
ERRCODE ( * pack ) ( AREAP );
ERRCODE ( * packRec ) ( AREAP, LONG, BOOL * );
ERRCODE ( * sort ) ( AREAP, LPDBSORTINFO );
ERRCODE ( * trans ) ( AREAP, LPDBTRANSINFO );
ERRCODE ( * transRec ) ( AREAP, LPDBTRANSINFO );
ERRCODE ( * zap ) ( AREAP );
/* Relational Methods */
ERRCODE ( * childEnd ) ( AREAP, LPDBRELINFO );
ERRCODE ( * childStart ) ( AREAP, LPDBRELINFO );
ERRCODE ( * childSync ) ( AREAP, LPDBRELINFO );
ERRCODE ( * syncChildren ) ( AREAP );
ERRCODE ( * clearRel ) ( AREAP );
ERRCODE ( * forceRel ) ( AREAP );
ERRCODE ( * relArea ) ( AREAP, ULONG, ULONG * );
ERRCODE ( * relEval ) ( AREAP, LPDBRELINFO );
ERRCODE ( * relText ) ( AREAP, ULONG, PBYTE );
ERRCODE ( * setRel ) ( AREAP, LPDBRELINFO );
/* Order Management */
ERRCODE ( * orderListAdd ) ( AREAP, LPDBORDERINFO );
ERRCODE ( * orderListClear ) ( AREAP );
ERRCODE ( * orderListDelete ) ( AREAP, LPDBORDERINFO );
ERRCODE ( * orderListFocus ) ( AREAP, LPDBORDERINFO );
ERRCODE ( * orderListRebuild) ( AREAP );
ERRCODE ( * orderCondition ) ( AREAP, LPDBORDERCONDINFO );
ERRCODE ( * orderCreate ) ( AREAP, LPDBORDERCREATEINFO );
ERRCODE ( * orderDestroy ) ( AREAP, LPDBORDERINFO );
ERRCODE ( * orderInfo ) ( AREAP, ULONG, LPDBORDERINFO );
/* Filters and Scope Settings */
ERRCODE ( * clearFilter ) ( AREAP );
ERRCODE ( * clearLocate ) ( AREAP );
ERRCODE ( * clearScope ) ( AREAP, void * );
ERRCODE ( * countScope ) ( AREAP, void *, LONG * );
ERRCODE ( * filterText ) ( AREAP, PBYTE );
ERRCODE ( * scopeInfo ) ( AREAP, ULONG, HB_ITEM );
ERRCODE ( * setFilter ) ( AREAP, LPDBFILTERINFO );
ERRCODE ( * setLocate ) ( AREAP, LPDBFILTERINFO );
ERRCODE ( * setScope ) ( AREAP, LPDBSCOPEINFO, void ** );
ERRCODE ( * skipScope ) ( AREAP, LPDBSCOPEINFO, LONG );
/* Miscellaneous */
ERRCODE ( * compile ) ( AREAP, PBYTE );
ERRCODE ( * error ) ( AREAP, ERRORP );
ERRCODE ( * evalBlock ) ( AREAP, HB_ITEM );
/* Network operations */
ERRCODE ( * rawLock ) ( AREAP, ULONG, LONG );
ERRCODE ( * lock ) ( AREAP, LPDBLOCKINFO );
ERRCODE ( * unlock ) ( AREAP, HB_ITEM );
/* Memofile functions */
ERRCODE ( * closeMemFile ) ( AREAP );
ERRCODE ( * createMemFile ) ( AREAP, LPDBOPENINFO );
ERRCODE ( * getValueFile ) ( AREAP, ULONG, PBYTE, BOOL );
ERRCODE ( * openMemFile ) ( AREAP, LPDBOPENINFO );
ERRCODE ( * putValueFile ) ( AREAP, ULONG, PBYTE );
/* Database file header handling */
ERRCODE ( * readDBHeader ) ( AREAP );
ERRCODE ( * writeDBHeader ) ( AREAP );
ERRCODE ( * dbstruct ) ( AREAP, HB_ITEM );
/* Special and reserved methods */
ERRCODE ( * whoCares ) ( AREAP, ULONG, void * );
} RDDFUNCS;
typedef RDDFUNCS * LPRDDFUNCS;
#define RDDFUNCSCOUNT ( sizeof( RDDFUNCS ) / sizeof( void * ) )
/*--------------------* SELF Methods *------------------------*/
/* Movement and positioning methods */
#define SELF_BOF(w, sp) ((*(w)->lprfsHost.bof)(w, sp))
#define SELF_EOF(w, sp) ((*(w)->lprfsHost.eof)(w, sp))
#define SELF_FOUND(w, sp) ((*(w)->lprfsHost.found)(w, sp))
#define SELF_GOTO(w, l) ((*(w)->lprfsHost.go)(w, l))
#define SELF_GOTOID(w, sp) ((*(w)->lprfsHost.goToId)(w, sp))
#define SELF_GOBOTTOM(w) ((*(w)->lprfsHost.goBottom)(w))
#define SELF_GOTOP(w) ((*(w)->lprfsHost.goTop)(w))
#define SELF_SEEK(w, i, v) ((*(w)->lprfsHost.seek)(w, i, v))
#define SELF_SKIP(w, l) ((*(w)->lprfsHost.skip)(w, l))
#define SELF_SKIPFILTER(w, l) ((*(w)->lprfsHost.skipFilter)(w, l))
#define SELF_SKIPRAW(w, l) ((*(w)->lprfsHost.skipRaw)(w, l))
/* Data management */
#define SELF_ADDFIELD(w, ip) ((*(w)->lprfsHost.addField)(w, ip))
#define SELF_APPEND(w,l) ((*(w)->lprfsHost.append)(w,l))
#define SELF_CREATEFIELDS(w, v) ((*(w)->lprfsHost.createFields)(w, v))
#define SELF_DELETE(w) ((*(w)->lprfsHost.deleterec)(w))
#define SELF_DELETED(w, sp) ((*(w)->lprfsHost.deleted)(w, sp))
#define SELF_FIELDCOUNT(w, sp) ((*(w)->lprfsHost.fieldCount)(w, sp))
#define SELF_FIELDDISPLAY(w, sp) ((*(w)->lprfsHost.fieldDisplay)(w, sp))
#define SELF_FIELDINFO(w,s1,s2,v) ((*(w)->lprfsHost.fieldInfo)(w,s1,s2,v))
#define SELF_FIELDNAME(w, i, bp) ((*(w)->lprfsHost.fieldName)(w, i, bp))
#define SELF_FLUSH(w) ((*(w)->lprfsHost.flush)(w))
#define SELF_GETREC(w, bpp) ((*(w)->lprfsHost.getRec)(w, bpp))
#define SELF_GETVALUE(w, i, v) ((*(w)->lprfsHost.getValue)(w, i, v))
#define SELF_GETVARLEN(w, i, lp) ((*(w)->lprfsHost.getVarLen)(w, i, lp))
#define SELF_GOCOLD(w) ((*(w)->lprfsHost.goCold)(w))
#define SELF_GOHOT(w) ((*(w)->lprfsHost.goHot)(w))
#define SELF_PUTVALUE(w, i, v) ((*(w)->lprfsHost.putValue)(w, i, v))
#define SELF_PUTREC(w, bp) ((*(w)->lprfsHost.putRec)(w, bp))
#define SELF_RECALL(w) ((*(w)->lprfsHost.recall)(w))
#define SELF_RECCOUNT(w, sp) ((*(w)->lprfsHost.reccount)(w, sp))
#define SELF_RECINFO(w,v1,i,v2) ((*(w)->lprfsHost.recInfo)(w,v1,i,v2))
#define SELF_RECNO(w, i) ((*(w)->lprfsHost.recno)(w, i))
#define SELF_SETFIELDEXTENT(w, s) ((*(w)->lprfsHost.setFieldExtent)(w, s))
/* WorkArea/Database management */
#define SELF_ALIAS(w, bp) ((*(w)->lprfsHost.alias)(w, bp))
#define SELF_CLOSE(w) ((*(w)->lprfsHost.close)(w))
#define SELF_CREATE(w, ip) ((*(w)->lprfsHost.create)(w, ip))
#define SELF_INFO(w, i, g) ((*(w)->lprfsHost.info)(w, i, g))
#define SELF_NEW(w) ((*(w)->lprfsHost.newarea)(w))
#define SELF_OPEN(w, ip) ((*(w)->lprfsHost.open)(w, ip))
#define SELF_RELEASE(w) ((*(w)->lprfsHost.release)(w))
#define SELF_STRUCTSIZE(w, sp) ((*(w)->lprfsHost.structSize)(w,sp))
#define SELF_SYSNAME(w, bp) ((*(w)->lprfsHost.sysName)(w, bp))
#define SELF_DBEVAL(w, ip) ((*(w)->lprfsHost.dbEval)(w, ip))
#define SELF_PACK(w) ((*(w)->lprfsHost.pack)(w))
#define SELF_PACKREC(w, l, sp) ((*(w)->lprfsHost.packRec)(w, l, sp))
#define SELF_SORT(w, ip) ((*(w)->lprfsHost.sort)(w, ip))
#define SELF_TRANS(w, ip) ((*(w)->lprfsHost.trans)(w, ip))
#define SELF_TRANSREC(w, ip) ((*(w)->lprfsHost.transRec)(w, ip))
#define SELF_ZAP(w) ((*(w)->lprfsHost.zap)(w))
/* Relational Methods */
#define SELF_CHILDEND(w, ip) ((*(w)->lprfsHost.childEnd)(w, ip))
#define SELF_CHILDSTART(w, ip) ((*(w)->lprfsHost.childStart)(w, ip))
#define SELF_CHILDSYNC(w, ip) ((*(w)->lprfsHost.childSync)(w, ip))
#define SELF_SYNCCHILDREN(w) ((*(w)->lprfsHost.syncChildren)(w))
#define SELF_CLEARREL(w) ((*(w)->lprfsHost.clearRel)(w))
#define SELF_FORCEREL(w) ((*(w)->lprfsHost.forceRel)(w))
#define SELF_RELAREA(w, s, sp) ((*(w)->lprfsHost.relArea)(w, s, sp))
#define SELF_RELEVAL(w, ip) ((*(w)->lprfsHost.relEval)(w, ip))
#define SELF_RELTEXT(w, s, bp) ((*(w)->lprfsHost.relText)(w, s, bp))
#define SELF_SETREL(w, ip) ((*(w)->lprfsHost.setRel)(w, ip))
/* Order Management */
#define SELF_ORDLSTADD(w, lp) ((*(w)->lprfsHost.orderListAdd)(w, lp))
#define SELF_ORDLSTDELETE(w, lp) ((*(w)->lprfsHost.orderListDelete)(w, lp))
#define SELF_ORDLSTFOCUS(w, lp) ((*(w)->lprfsHost.orderListFocus)(w,lp))
#define SELF_ORDLSTREBUILD(w) ((*(w)->lprfsHost.orderListRebuild)(w))
#define SELF_ORDLSTCLEAR(w) ((*(w)->lprfsHost.orderListClear)(w))
#define SELF_ORDSETCOND(w, ip) ((*(w)->lprfsHost.orderCondition)(w, ip))
#define SELF_ORDCREATE(w, ip) ((*(w)->lprfsHost.orderCreate)(w, ip))
#define SELF_ORDDESTROY(w, p) ((*(w)->lprfsHost.orderDestroy)(w, p))
#define SELF_ORDINFO(w, i, p) ((*(w)->lprfsHost.orderInfo)(w, i, p))
#define SELF_ORDEXPR(w, p) ((*(w)->lprfsHost.orderInfo)(w, DBOI_EXPRESSION, p))
#define SELF_ORDCOND(w, p) ((*(w)->lprfsHost.orderInfo)(w, DBOI_CONDITION, p))
#define SELF_ORDRECNO(w, p) ((*(w)->lprfsHost.orderInfo)(w, DBOI_RECNO, p))
#define SELF_ORDPOS(w, p) ((*(w)->lprfsHost.orderInfo)(w, DBOI_POSITION, p))
#define SELF_ORDNUMBER(w, p) ((*(w)->lprfsHost.orderInfo)(w, DBOI_NUMBER, p))
#define SELF_ORDNAME(w, p) ((*(w)->lprfsHost.orderInfo)(w, DBOI_NAME, p))
#define SELF_ORDBAGNAME(w, p) ((*(w)->lprfsHost.orderInfo)(w, DBOI_BAGNAME, p))
#define SELF_ORDBAGEXT(w, p) ((*(w)->lprfsHost.orderInfo)(w, DBOI_BAGEXT, p))
/* Filters and Scope Settings */
#define SELF_CLEARFILTER(w) ((*(w)->lprfsHost.clearFilter)(w))
#define SELF_CLEARLOCATE(w) ((*(w)->lprfsHost.clearLocate)(w))
#define SELF_CLEARSCOPE(w) ((*(w)->lprfsHost.clearScope)(w))
#define SELF_COUNTSCOPE(w,ip,lp) ((*(w)->lprfsHost.countScope)(w,ip,lp))
#define SELF_FILTERTEXT(w, bp) ((*(w)->lprfsHost.filterText)(w, bp))
#define SELF_SCOPEINFO(w,i,v) ((*(w)->lprfsHost.scopeInfo)(w,i,v))
#define SELF_SETFILTER(w, ip) ((*(w)->lprfsHost.setFilter)(w, ip))
#define SELF_SETLOCATE(w, ip) ((*(w)->lprfsHost.setLocate)(w, ip))
#define SELF_SETSCOPE(w, ip) ((*(w)->lprfsHost.setScope)(w, ip))
#define SELF_SKIPSCOPE(w, bp, l) ((*(w)->lprfsHost.skipScope)(w, bp, l))
/* Miscellaneous */
#define SELF_COMPILE(w, bp) ((*(w)->lprfsHost.compile)(w, bp))
#define SELF_ERROR(w, ip) ((*(w)->lprfsHost.error)(w, ip))
#define SELF_EVALBLOCK(w, v) ((*(w)->lprfsHost.evalBlock)(w, v))
/* Network operations */
#define SELF_GETLOCKS(w, g) ((*(w)->lprfsHost.info)(w, DBI_GETLOCKARRAY, g))
#define SELF_RAWLOCK(w, i, l) ((*(w)->lprfsHost.rawLock)(w, i, l))
#define SELF_LOCK(w, sp) ((*(w)->lprfsHost.lock)(w, sp))
#define SELF_UNLOCK(w, l) ((*(w)->lprfsHost.unlock)(w, l))
/* Memofile functions */
#define SELF_CLOSEMEMFILE(w) ((*(w)->lprfsHost.closeMemFile)(w))
#define SELF_CREATEMEMFILE(w,bp) ((*(w)->lprfsHost.createMemFile)(w,bp))
#define SELF_GETVALUEFILE(w,i,bp,b) ((*(w)->lprfsHos.>getValueFile)(w,i,bp,b))
#define SELF_OPENMEMFILE(w,bp) ((*(w)->lprfsHost.openMemFile)(w,bp))
#define SELF_PUTVALUEFILE(w,i,bp) ((*(w)->lprfsHost.putValueFile)(w,i,bp))
/* Database file header handling */
#define SELF_READDBHEADER(w) ((*(w)->lprfsHost.readDBHeader)(w))
#define SELF_WRITEDBHEADER(w) ((*(w)->lprfsHost.writeDBHeader)(w))
/* Info operations */
#define SELF_RECSIZE(w, lp) ((*(w)->lprfsHost.info)(w, DBI_GETRECSIZE, lp))
#define SELF_HEADERSIZE(w, fp) ((*(w)->lprfsHost.info)(w, DBI_GETHEADERSIZE, fp))
#define SELF_LUPDATE(w, fp) ((*(w)->lprfsHost.info)(w, DBI_LASTUPDATE, fp ))
#define SELF_SETDELIM(w, fp) ((*(w)->lprfsHost.info)(w, DBI_SETDELIMITER, fp))
#define SELF_GETDELIM(w, fp) ((*(w)->lprfsHost.info)(w, DBI_GETDELIMITER, fp))
#define SELF_TABLEEXT(w, fp) ((*(w)->lprfsHost.info)(w, DBI_TABLEEXT, fp))
#define SELF_DBSTRUCT(w, fp) ((*(w)->lprfsHost.dbstruct)(w, fp))
/*--------------------* SUPER Methods *------------------------*/
/* Movement and positioning methods */
#define SUPER_BOF(w, sp) ((*(SUPERTABLE)->bof)(w, sp))
#define SUPER_EOF(w, sp) ((*(SUPERTABLE)->eof)(w, sp))
#define SUPER_FOUND(w, sp) ((*(SUPERTABLE)->found)(w, sp))
#define SUPER_GOTO(w, l) ((*(SUPERTABLE)->go)(w, l))
#define SUPER_GOTOID(w, sp) ((*(SUPERTABLE)->goToId)(w, sp))
#define SUPER_GOBOTTOM(w) ((*(SUPERTABLE)->goBottom)(w))
#define SUPER_GOTOP(w) ((*(SUPERTABLE)->goTop)(w))
#define SUPER_SEEK(w, i, v) ((*(SUPERTABLE)->seek)(w, i, v))
#define SUPER_SKIP(w, l) ((*(SUPERTABLE)->skip)(w, l))
#define SUPER_SKIPFILTER(w, l) ((*(SUPERTABLE)->skipFilter)(w, l))
#define SUPER_SKIPRAW(w, l) ((*(SUPERTABLE)->skipRaw)(w, l))
/* Data management */
#define SUPER_ADDFIELD(w, ip) ((*(SUPERTABLE)->addField)(w, ip))
#define SUPER_APPEND(w,l) ((*(SUPERTABLE)->append)(w,l))
#define SUPER_CREATEFIELDS(w, v) ((*(SUPERTABLE)->createFields)(w, v))
#define SUPER_DELETE(w) ((*(SUPERTABLE)->deleterec)(w))
#define SUPER_DELETED(w, sp) ((*(SUPERTABLE)->deleted)(w, sp))
#define SUPER_FIELDCOUNT(w, sp) ((*(SUPERTABLE)->fieldCount)(w, sp))
#define SUPER_FIELDDISPLAY(w, sp) ((*(SUPERTABLE)->fieldDisplay)(w, sp))
#define SUPER_FIELDINFO(w,s1,s2,v) ((*(SUPERTABLE)->fieldInfo)(w,s1,s2,v))
#define SUPER_FIELDNAME(w, i, bp) ((*(SUPERTABLE)->fieldName)(w, i, bp))
#define SUPER_FLUSH(w) ((*(SUPERTABLE)->flush)(w))
#define SUPER_GETREC(w, bpp) ((*(SUPERTABLE)->getRec)(w, bpp))
#define SUPER_GETVALUE(w, i, v) ((*(SUPERTABLE)->getValue)(w, i, v))
#define SUPER_GETVARLEN(w, i, lp) ((*(SUPERTABLE)->getVarLen)(w, i, lp))
#define SUPER_GOCOLD(w) ((*(SUPERTABLE)->goCold)(w))
#define SUPER_GOHOT(w) ((*(SUPERTABLE)->goHot)(w))
#define SUPER_PUTVALUE(w, i, v) ((*(SUPERTABLE)->putValue)(w, i, v))
#define SUPER_PUTREC(w, bp) ((*(SUPERTABLE)->putRec)(w, bp))
#define SUPER_RECALL(w) ((*(SUPERTABLE)->recall)(w))
#define SUPER_RECCOUNT(w, sp) ((*(SUPERTABLE)->reccount)(w, sp))
#define SUPER_RECINFO(w,v1,i,v2) ((*(SUPERTABLE)->recInfo)(w,v1,i,v2))
#define SUPER_RECNO(w, sp) ((*(SUPERTABLE)->recno)(w, sp))
#define SUPER_SETFIELDEXTENT(w, s) ((*(SUPERTABLE)->setFieldExtent)(w, s))
/* WorkArea/Database management */
#define SUPER_ALIAS(w, bp) ((*(SUPERTABLE)->alias)(w, bp))
#define SUPER_CLOSE(w) ((*(SUPERTABLE)->close)(w))
#define SUPER_CREATE(w, ip) ((*(SUPERTABLE)->create)(w, ip))
#define SUPER_INFO(w, i, g) ((*(SUPERTABLE)->info)(w, i, g))
#define SUPER_NEW(w) ((*(SUPERTABLE)->newarea)(w))
//#define SUPER_OPEN(w, ip) ((*(SUPERTABLE)->open)(w, ip))
#define SUPER_OPEN(w, ip) ((*(w)->superArea->lprfsHost.open)(w, ip))
#define SUPER_RELEASE(w) ((*(SUPERTABLE)->release)(w))
#define SUPER_STRUCTSIZE(w, sp) ((*(SUPERTABLE)->structSize)(w, sp))
#define SUPER_SYSNAME(w, bp) ((*(SUPERTABLE)->sysName)(w, bp))
#define SUPER_DBEVAL(w, ip) ((*(SUPERTABLE)->dbEval)(w, ip))
#define SUPER_PACK(w) ((*(SUPERTABLE)->pack)(w))
#define SUPER_PACKREC(w, l, sp) ((*(SUPERTABLE)->packRec)(w, l, sp))
#define SUPER_SORT(w, ip) ((*(SUPERTABLE)->sort)(w, ip))
#define SUPER_TRANS(w, ip) ((*(SUPERTABLE)->trans)(w, ip))
#define SUPER_TRANSREC(w, ip) ((*(SUPERTABLE)->transRec)(w, ip))
#define SUPER_ZAP(w) ((*(SUPERTABLE)->zap)(w))
/* Relational Methods */
#define SUPER_CHILDEND(w, ip) ((*(SUPERTABLE)->childEnd)(w, ip))
#define SUPER_CHILDSTART(w, ip) ((*(SUPERTABLE)->childStart)(w, ip))
#define SUPER_CHILDSYNC(w, ip) ((*(SUPERTABLE)->childSync)(w, ip))
#define SUPER_SYNCCHILDREN(w) ((*(SUPERTABLE)->syncChildren)(w))
#define SUPER_CLEARREL(w) ((*(SUPERTABLE)->clearRel)(w))
#define SUPER_FORCEREL(w) ((*(SUPERTABLE)->forceRel)(w))
#define SUPER_RELAREA(w, s, sp) ((*(SUPERTABLE)->relArea)(w, s, sp))
#define SUPER_RELEVAL(w, ip) ((*(SUPERTABLE)->relEval)(w, ip))
#define SUPER_RELTEXT(w, s, bp) ((*(SUPERTABLE)->relText)(w, s, bp))
#define SUPER_SETREL(w, ip) ((*(SUPERTABLE)->setRel)(w, ip))
/* Order Management */
#define SUPER_ORDLSTADD(w, lp) ((*(SUPERTABLE)->orderListAdd)(w, lp))
#define SUPER_ORDLSTDELETE(w, lp) ((*(SUPERTABLE)->orderListDelete)(w, lp))
#define SUPER_ORDLSTFOCUS(w, lp) ((*(SUPERTABLE)->orderListFocus)(w, lp))
#define SUPER_ORDLSTREBUILD(w) ((*(SUPERTABLE)->orderListRebuild)(w))
#define SUPER_ORDLSTCLEAR(w) ((*(SUPERTABLE)->orderListClear)(w))
#define SUPER_ORDSETCOND(w,ip) ((*(SUPERTABLE)->orderCondition)(w, ip))
#define SUPER_ORDCREATE(w, ip) ((*(SUPERTABLE)->orderCreate)(w, ip))
#define SUPER_ORDDELETE(w, ip) ((*(SUPERTABLE)->orderDelete)(w, ip))
#define SUPER_ORDINFO(w, i, p) ((*(SUPERTABLE)->orderInfo)(w, i, p))
#define SUPER_ORDEXPR(w, p) ((*(SUPERTABLE)->orderInfo)(w, DBOI_EXPRESSION, p))
#define SUPER_ORDCOND(w, p) ((*(SUPERTABLE)->orderInfo)(w, DBOI_CONDITION, p))
#define SUPER_ORDRECNO(w, p) ((*(SUPERTABLE)->orderInfo)(w, DBOI_RECNO, p))
#define SUPER_ORDPOS(w, p) ((*(SUPERTABLE)->orderInfo)(w, DBOI_POSITION, p))
#define SUPER_ORDNUMBER(w, p) ((*(SUPERTABLE)->orderInfo)(w, DBOI_NUMBER, p))
#define SUPER_ORDNAME(w, p) ((*(SUPERTABLE)->orderInfo)(w, DBOI_NAME, p))
#define SUPER_ORDBAGNAME(w, p) ((*(SUPERTABLE)->orderInfo)(w, DBOI_BAGNAME, p))
#define SUPER_ORDBAGEXT(w, p) ((*(SUPERTABLE)->orderInfo)(w, DBOI_BAGEXT, p))
/* Filters and Scope Settings */
#define SUPER_CLEARFILTER(w) ((*(SUPERTABLE)->clearFilter)(w))
#define SUPER_CLEARLOCATE(w) ((*(SUPERTABLE)->clearLocate)(w))
#define SUPER_CLEARSCOPE(w) ((*(SUPERTABLE)->clearScope)(w))
#define SUPER_COUNTSCOPE(w,ip,lp) ((*(SUPERTABLE)->countScope)(w,ip,lp))
#define SUPER_FILTERTEXT(w, bp) ((*(SUPERTABLE)->filterText)(w, bp))
#define SUPER_SCOPEINFO(w,i,v) ((*(SUPERTABLE)->scopeInfo)(w,i,v))
#define SUPER_SETFILTER(w, ip) ((*(SUPERTABLE)->setFilter)(w, ip))
#define SUPER_SETLOCATE(w, ip) ((*(SUPERTABLE)->setLocate)(w, ip))
#define SUPER_SETSCOPE(w, ip) ((*(SUPERTABLE)->setScope)(w, ip))
#define SUPER_SKIPSCOPE(w, bp, l) ((*(SUPERTABLE)->skipScope)(w, bp, l))
/* Miscellaneous */
#define SUPER_COMPILE(w, bp) ((*(SUPERTABLE)->compile)(w, bp))
#define SUPER_ERROR(w, ip) ((*(SUPERTABLE)->error)(w, ip))
#define SUPER_EVALBLOCK(w, v) ((*(SUPERTABLE)->evalBlock)(w, v))
/* Network operations */
#define SUPER_GETLOCKS(w, g) ((*(SUPERTABLE)->info)(w, DBI_GETLOCKARRAY, g))
#define SUPER_RAWLOCK(w, i, l) ((*(SUPERTABLE)->rawlock)(w, i, l))
#define SUPER_LOCK(w, sp) ((*(SUPERTABLE)->lock)(w, sp))
#define SUPER_UNLOCK(w) ((*(SUPERTABLE)->unlock)(w))
/* Memofile functions */
#define SUPER_CLOSEMEMFILE(w) ((*(SUPERTABLE)->closeMemFile)(w))
#define SUPER_CREATEMEMFILE(w,bp) ((*(SUPERTABLE)->createMemFile)(w,bp))
#define SUPER_GETVALUEFILE(w,i,bp,b) ((*(SUPERTABLE)->getValueFile)(w,i,bp,b))
#define SUPER_OPENMEMFILE(w,bp) ((*(SUPERTABLE)->openMemFile)(w,bp))
#define SUPER_PUTVALUEFILE(w,i,bp) ((*(SUPERTABLE)->putValueFile)(w,i,bp))
/* Database file header handling */
#define SUPER_READDBHEADER(w) ((*(SUPERTABLE)->readDBHeader)(w))
#define SUPER_WRITEDBHEADER(w) ((*(SUPERTABLE)->writeDBHeader)(w))
/* Info operations */
#define SUPER_RECSIZE(w, lp) ((*(SUPERTABLE)->info)(w, DBI_GETRECSIZE, lp))
#define SUPER_HEADERSIZE(w, fp) ((*(SUPERTABLE)->info)(w, DBI_GETHEADERSIZE, fp))
#define SUPER_LUPDATE(w, fp) ((*(SUPERTABLE)->info)(w, DBI_LASTUPDATE, fp ))
#define SUPER_SETDELIM(w, fp) ((*(SUPERTABLE)->info)(w, DBI_SETDELIMITER, fp))
#define SUPER_GETDELIM(w, fp) ((*(SUPERTABLE)->info)(w, DBI_GETDELIMITER, fp))
#define SUPER_TABLEEXT(w, fp) ((*(SUPERTABLE)->info)(w, DBI_TABLEEXT, fp))
typedef void (*RDDENTRY)( ULONG *nCount, RDDFUNCS *p);
typedef void (*WORKAREA_FUNCTION)( AREAP workarea );
#define RDD_REGISTER struct _rddRegister
RDD_REGISTER
{
RDD_REGISTER *next;
RDD_REGISTER *prev;
RDDENTRY rddEntry;
char RDDdriver[ HARBOUR_MAX_RDD_DRIVERNAME_LENGTH ];
};
char *hb_default_rdd( void );
ULONG max_workarea( void );
ULONG SetWorkAreaNumber( ULONG n );
AREAP getCurrentWorkArea( void );
RDD_REGISTER *findRDD( char *cRDD );
void all_workareas( WORKAREA_FUNCTION func );
AREAP createNewWorkArea( void );
BOOL is_inUse( AREAP p);
void AttachRDDtoThisWorkarea( AREAP workarea, char *cRDD);
ULONG LookupAliasName( char *cAlias );
#endif
#endif /* HB_RDD_API_ */