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/*************** Catalog H Declares Source Code File (.H) **************/
/* Name: CATALOG.H Version 3.2 */
/* */
/* (C) Copyright to the author Olivier BERTRAND 2000-2012 */
/* */
/* This file contains the CATALOG PlugDB classes definitions. */
/***********************************************************************/
#ifndef __CATALOG__H
#define __CATALOG__H
#include "block.h"
/***********************************************************************/
/* Defines the length of a buffer to contain entire table section. */
/***********************************************************************/
#define PLG_MAX_PATH 144 /* Must be the same across systems */
#define PLG_BUFF_LEN 100 /* Number of lines in binary file buffer */
#if !defined(WIN32)
/**************************************************************************/
/* Defines specific to Windows and ODBC. */
/**************************************************************************/
#define SQL_CHAR 1
#define SQL_NUMERIC 2
#define SQL_DECIMAL 3
#define SQL_INTEGER 4
#define SQL_SMALLINT 5
#define SQL_FLOAT 6
#define SQL_REAL 7
#define SQL_DOUBLE 8
#define SQL_TIMESTAMP 11
#define SQL_VARCHAR 12
#define SQL_NULLABLE_UNKNOWN 2
#define SQL_ALL_EXCEPT_LIKE 2
#define SQL_SEARCHABLE 3
#define SQL_ALL_TYPES 0
#define SQL_TABLE_STAT 0
#define SQL_BEST_ROWID 1
#define SQL_PC_NOT_PSEUDO 1
#define SQL_PC_PSEUDO 2
#define SQL_SCOPE_CURROW 0
#endif // !WIN32
//typedef class INDEXDEF *PIXDEF;
/***********************************************************************/
/* Defines the structure used to enumerate tables or views. */
/***********************************************************************/
typedef struct _curtab {
PRELDEF CurTdb;
char *Curp;
char *Tabpat;
bool Ispat;
bool NoView;
int Nt;
char *Type[16];
} CURTAB, *PCURTAB;
/***********************************************************************/
/* Defines the structure used to get column catalog info. */
/***********************************************************************/
typedef struct _colinfo {
char *Name;
int Type;
int Offset;
int Length;
int Key;
int Prec;
int Opt;
char *Remark;
char *Datefmt;
char *Fieldfmt;
ushort Flags; // Used by MariaDB CONNECT handlers
} COLINFO, *PCOLINFO;
/***********************************************************************/
/* CATALOG: base class for catalog classes. */
/***********************************************************************/
class DllExport CATALOG {
friend class RELDEF;
friend class TABDEF;
friend class DIRDEF;
friend class OEMDEF;
public:
CATALOG(void); // Constructor
// Implementation
void *GetDescp(void) {return Descp;}
PRELDEF GetTo_Desc(void) {return To_Desc;}
//PSZ GetDescFile(void) {return DescFile;}
int GetCblen(void) {return Cblen;}
bool GetDefHuge(void) {return DefHuge;}
void SetDefHuge(bool b) {DefHuge = b;}
bool GetSepIndex(void) {return SepIndex;}
void SetSepIndex(bool b) {SepIndex = b;}
char *GetCbuf(void) {return Cbuf;}
char *GetDataPath(void) {return (char*)DataPath;}
// Methods
virtual void Reset(void) {}
virtual void SetDataPath(PGLOBAL g, const char *path) {}
virtual bool GetBoolCatInfo(LPCSTR name, PSZ what, bool bdef) {return bdef;}
virtual bool SetIntCatInfo(LPCSTR name, PSZ what, int ival) {return false;}
virtual int GetIntCatInfo(LPCSTR name, PSZ what, int idef) {return idef;}
virtual int GetSizeCatInfo(LPCSTR name, PSZ what, PSZ sdef) {return 0;}
virtual int GetCharCatInfo(LPCSTR name, PSZ what, PSZ sdef, char *buf, int size)
{strncpy(buf, sdef, size); return size;}
virtual char *GetStringCatInfo(PGLOBAL g, PSZ name, PSZ what, PSZ sdef)
{return sdef;}
virtual int GetColCatInfo(PGLOBAL g, PTABDEF defp) {return -1;}
virtual bool GetIndexInfo(PGLOBAL g, PTABDEF defp) {return true;}
virtual bool CheckName(PGLOBAL g, char *name) {return true;}
virtual bool ClearName(PGLOBAL g, PSZ name) {return true;}
virtual PRELDEF MakeOneTableDesc(PGLOBAL g, LPCSTR name, LPCSTR am) {return NULL;}
virtual PRELDEF GetTableDescEx(PGLOBAL g, PTABLE tablep) {return NULL;}
virtual PRELDEF GetTableDesc(PGLOBAL g, LPCSTR name, LPCSTR am,
PRELDEF *prp = NULL) {return NULL;}
virtual PRELDEF GetFirstTable(PGLOBAL g) {return NULL;}
virtual PRELDEF GetNextTable(PGLOBAL g) {return NULL;}
virtual bool TestCond(PGLOBAL g, const char *name, const char *type) {return true;}
virtual bool DropTable(PGLOBAL g, PSZ name, bool erase) {return true;}
virtual PTDB GetTable(PGLOBAL g, PTABLE tablep, MODE mode = MODE_READ) {return NULL;}
virtual void TableNames(PGLOBAL g, char *buffer, int maxbuf, int info[]) {}
virtual void ColumnNames(PGLOBAL g, char *tabname, char *buffer,
int maxbuf, int info[]) {}
virtual void ColumnDefs(PGLOBAL g, char *tabname, char *buffer,
int maxbuf, int info[]) {}
virtual void *DecodeValues(PGLOBAL g, char *tabname, char *colname,
char *buffer, int maxbuf, int info[]) {return NULL;}
virtual int ColumnType(PGLOBAL g, char *tabname, char *colname) {return 0;}
virtual void ClearDB(PGLOBAL g) {}
protected:
virtual bool ClearSection(PGLOBAL g, const char *key, const char *section) {return true;}
virtual PRELDEF MakeTableDesc(PGLOBAL g, LPCSTR name, LPCSTR am) {return NULL;}
// Members
PRELDEF To_Desc; /* To chain of relation desc. */
void *Descp; /* To DB description area */
//AREADEF DescArea; /* Table desc. area size */
char *Cbuf; /* Buffer used for col section */
int Cblen; /* Length of suballoc. buffer */
CURTAB Ctb; /* Used to enumerate tables */
bool DefHuge; /* true: tables default to huge */
bool SepIndex; /* true: separate index files */
//char DescFile[_MAX_PATH]; /* DB description filename */
LPCSTR DataPath; /* Is the Path of DB data dir */
}; // end of class CATALOG
#endif // __CATALOG__H
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