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Diffstat (limited to 'storage/connect/tabsys.h')
| -rw-r--r-- | storage/connect/tabsys.h | 182 |
1 files changed, 182 insertions, 0 deletions
diff --git a/storage/connect/tabsys.h b/storage/connect/tabsys.h new file mode 100644 index 00000000..0a427b12 --- /dev/null +++ b/storage/connect/tabsys.h @@ -0,0 +1,182 @@ +/*************** TabSys H Declares Source Code File (.H) ***************/ +/* Name: TABSYS.H Version 2.3 */ +/* */ +/* (C) Copyright to the author Olivier BERTRAND 2004-2014 */ +/* */ +/* This file contains the XDB system tables classes declares. */ +/***********************************************************************/ +typedef class INIDEF *PINIDEF; +typedef class TDBINI *PTDBINI; +typedef class INICOL *PINICOL; +typedef class TDBXIN *PTDBXIN; +typedef class XINCOL *PXINCOL; + +/* --------------------------- INI classes --------------------------- */ + +/***********************************************************************/ +/* INI, XDB and XCL tables. */ +/***********************************************************************/ +class DllExport INIDEF : public TABDEF { /* INI table description */ + friend class TDBINI; + friend class TDBXIN; + friend class TDBXTB; + friend class TDBRTB; + friend class TDBXCL; + public: + // Constructor + INIDEF(void); + + // Implementation + virtual const char *GetType(void) {return "INI";} + + // Methods + virtual bool DefineAM(PGLOBAL g, LPCSTR am, int poff); + virtual PTDB GetTable(PGLOBAL g, MODE m); + + protected: + // Members + char *Fn; /* Path/Name of corresponding file */ + char *Xname; /* The eventual table name */ + char Layout; /* R: Row, C: Column */ + int Ln; /* Length of section list buffer */ + }; // end of INIDEF + +/***********************************************************************/ +/* This is the class declaration for the INI tables. */ +/* These are tables represented by a INI like file. */ +/***********************************************************************/ +class TDBINI : public TDBASE { + friend class INICOL; + public: + // Constructor + TDBINI(PINIDEF tdp); + TDBINI(PTDBINI tdbp); + + // Implementation + virtual AMT GetAmType(void) {return TYPE_AM_INI;} + virtual PTDB Duplicate(PGLOBAL g) {return (PTDB)new(g) TDBINI(this);} + + // Methods + virtual PTDB Clone(PTABS t); + virtual int GetRecpos(void) {return N;} + virtual int GetProgCur(void) {return N;} +//virtual int GetAffectedRows(void) {return 0;} + virtual PCSZ GetFile(PGLOBAL g) {return Ifile;} + virtual void SetFile(PGLOBAL g, PCSZ fn) {Ifile = fn;} + virtual void ResetDB(void) {Seclist = Section = NULL; N = 0;} + virtual void ResetSize(void) {MaxSize = -1; Seclist = NULL;} + virtual int RowNumber(PGLOBAL g, bool b = false) {return N;} + char *GetSeclist(PGLOBAL g); + + // Database routines + virtual PCOL MakeCol(PGLOBAL g, PCOLDEF cdp, PCOL cprec, int n); + virtual int Cardinality(PGLOBAL g); + virtual int GetMaxSize(PGLOBAL g); + virtual bool OpenDB(PGLOBAL g); + virtual int ReadDB(PGLOBAL g); + virtual int WriteDB(PGLOBAL g); + virtual int DeleteDB(PGLOBAL g, int irc); + virtual void CloseDB(PGLOBAL g); + + protected: + // Members + PCSZ Ifile; // The INI file + char *Seclist; // The section list + char *Section; // The current section + int Seclen; // Length of seclist buffer + int N; // The current section index + }; // end of class TDBINI + +/***********************************************************************/ +/* Class INICOL: XDB table access method column descriptor. */ +/***********************************************************************/ +class INICOL : public COLBLK { + public: + // Constructors + INICOL(PCOLDEF cdp, PTDB tdbp, PCOL cprec, int i, PCSZ am = "INI"); + INICOL(INICOL *colp, PTDB tdbp); // Constructor used in copy process + + // Implementation + virtual int GetAmType(void) {return TYPE_AM_INI;} + virtual void SetTo_Val(PVAL valp) {To_Val = valp;} + + // Methods + virtual bool SetBuffer(PGLOBAL g, PVAL value, bool ok, bool check); + virtual void ReadColumn(PGLOBAL g); + virtual void WriteColumn(PGLOBAL g); + virtual void AllocBuf(PGLOBAL g); + + protected: + // Default constructor not to be used + INICOL(void) = default; + + // Members + char *Valbuf; // To the key value buffer + int Flag; // Tells what set in value + int Long; // Buffer length + PVAL To_Val; // To value used for Update/Insert + }; // end of class INICOL + +/* --------------------------- XINI class ---------------------------- */ + +/***********************************************************************/ +/* This is the class declaration for the XINI tables. */ +/* These are tables represented by a INI like file */ +/* having 3 columns Section, Key, and Value. */ +/***********************************************************************/ +class TDBXIN : public TDBINI { + friend class XINCOL; + public: + // Constructor + TDBXIN(PINIDEF tdp); + TDBXIN(PTDBXIN tdbp); + + // Implementation + virtual AMT GetAmType(void) {return TYPE_AM_INI;} + virtual PTDB Duplicate(PGLOBAL g) {return (PTDB)new(g) TDBXIN(this);} + + // Methods + virtual PTDB Clone(PTABS t); + virtual int GetRecpos(void); + virtual bool SetRecpos(PGLOBAL g, int recpos); + virtual void ResetDB(void) + {Seclist = Section = Keycur = NULL; N = 0; Oldsec = -1;} + char *GetKeylist(PGLOBAL g, char *sec); + + // Database routines + virtual PCOL MakeCol(PGLOBAL g, PCOLDEF cdp, PCOL cprec, int n); + virtual int Cardinality(PGLOBAL g); + virtual bool OpenDB(PGLOBAL g); + virtual int ReadDB(PGLOBAL g); + virtual int WriteDB(PGLOBAL g); + virtual int DeleteDB(PGLOBAL g, int irc); + + protected: + // Members + char *Keylist; // The key list + char *Keycur; // The current key + int Keylen; // Length of keylist buffer + short Oldsec; // Last current section + }; // end of class TDBXIN + +/***********************************************************************/ +/* Class XINCOL: XIN table access method column descriptor. */ +/***********************************************************************/ +class XINCOL : public INICOL { + public: + // Constructors + XINCOL(PCOLDEF cdp, PTDB tdbp, PCOL cprec, int i, PCSZ am = "INI"); + XINCOL(XINCOL *colp, PTDB tdbp); // Constructor used in copy process + + // Implementation + + // Methods + virtual void ReadColumn(PGLOBAL g); + virtual void WriteColumn(PGLOBAL g); + + protected: + // Default constructor not to be used + XINCOL(void) = default; + + // Members + }; // end of class XINICOL |