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db0c28eff8
Find and fix missing virtual override markings. Updates cmake maintainer flags to include -Wsuggest-override and -Winconsistent-missing-override.
264 lines
8.9 KiB
C++
264 lines
8.9 KiB
C++
/*************** Tabodbc H Declares Source Code File (.H) **************/
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/* Name: TABODBC.H Version 1.9 */
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/* */
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/* (C) Copyright to the author Olivier BERTRAND 2000-2017 */
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/* */
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/* This file contains the TDBODBC classes declares. */
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/***********************************************************************/
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#include "colblk.h"
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#include "resource.h"
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typedef class ODBCDEF *PODEF;
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typedef class TDBODBC *PTDBODBC;
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typedef class ODBCCOL *PODBCCOL;
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typedef class TDBXDBC *PTDBXDBC;
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typedef class XSRCCOL *PXSRCCOL;
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typedef class TDBOIF *PTDBOIF;
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typedef class OIFCOL *POIFCOL;
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typedef class TDBSRC *PTDBSRC;
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/***********************************************************************/
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/* ODBC table. */
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/***********************************************************************/
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class DllExport ODBCDEF : public EXTDEF { /* Logical table description */
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friend class TDBODBC;
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friend class TDBXDBC;
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friend class TDBDRV;
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friend class TDBOTB;
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friend class TDBOCL;
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public:
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// Constructor
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ODBCDEF(void);
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// Implementation
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const char *GetType(void) override {return "ODBC";}
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PSZ GetConnect(void) {return Connect;}
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int GetCatver(void) {return Catver;}
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// Methods
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int Indexable(void) override {return 2;}
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bool DefineAM(PGLOBAL g, LPCSTR am, int poff) override;
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PTDB GetTable(PGLOBAL g, MODE m) override;
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protected:
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// Members
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PSZ Connect; /* ODBC connection string */
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int Catver; /* ODBC version for catalog functions */
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bool UseCnc; /* Use SQLConnect (!SQLDriverConnect) */
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}; // end of ODBCDEF
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#if !defined(NODBC)
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#include "odbconn.h"
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/***********************************************************************/
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/* This is the ODBC Access Method class declaration for files from */
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/* other DB drivers to be accessed via ODBC. */
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/***********************************************************************/
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class TDBODBC : public TDBEXT {
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friend class ODBCCOL;
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friend class ODBConn;
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public:
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// Constructor
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TDBODBC(PODEF tdp = NULL);
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TDBODBC(PTDBODBC tdbp);
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// Implementation
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AMT GetAmType(void) override {return TYPE_AM_ODBC;}
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PTDB Duplicate(PGLOBAL g) override
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{return (PTDB)new(g) TDBODBC(this);}
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// Methods
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PTDB Clone(PTABS t) override;
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bool SetRecpos(PGLOBAL g, int recpos) override;
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PCSZ GetFile(PGLOBAL g) override;
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void SetFile(PGLOBAL g, PCSZ fn) override;
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void ResetSize(void) override;
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PCSZ GetServer(void) override {return "ODBC";}
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virtual int Indexable(void) {return 2;}
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// Database routines
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PCOL MakeCol(PGLOBAL g, PCOLDEF cdp, PCOL cprec, int n) override;
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int Cardinality(PGLOBAL g) override;
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bool OpenDB(PGLOBAL g) override;
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int ReadDB(PGLOBAL g) override;
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int WriteDB(PGLOBAL g) override;
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int DeleteDB(PGLOBAL g, int irc) override;
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void CloseDB(PGLOBAL g) override;
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bool ReadKey(PGLOBAL g, OPVAL op, const key_range *kr) override;
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protected:
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// Internal functions
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bool MakeInsert(PGLOBAL g);
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bool BindParameters(PGLOBAL g);
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// Members
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ODBConn *Ocp; // Points to an ODBC connection class
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ODBCCOL *Cnp; // Points to count(*) column
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ODBCPARM Ops; // Additional parameters
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char *Connect; // Points to connection string
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int Catver; // Catalog ODBC version
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bool UseCnc; // Use SQLConnect (!SQLDriverConnect)
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}; // end of class TDBODBC
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/***********************************************************************/
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/* Class ODBCCOL: ODBC access method column descriptor. */
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/* This A.M. is used for ODBC tables. */
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/***********************************************************************/
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class ODBCCOL : public EXTCOL {
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friend class TDBODBC;
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public:
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// Constructors
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ODBCCOL(PCOLDEF cdp, PTDB tdbp, PCOL cprec, int i, PCSZ am = "ODBC");
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ODBCCOL(ODBCCOL *colp, PTDB tdbp); // Constructor used in opy process
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// Implementation
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int GetAmType(void) override {return TYPE_AM_ODBC;}
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SQLLEN *GetStrLen(void) {return StrLen;}
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// Methods
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//virtual bool SetBuffer(PGLOBAL g, PVAL value, bool ok, bool check);
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void ReadColumn(PGLOBAL g) override;
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void WriteColumn(PGLOBAL g) override;
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void AllocateBuffers(PGLOBAL g, int rows);
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void *GetBuffer(DWORD rows);
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SWORD GetBuflen(void);
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protected:
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// Constructor for count(*) column
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ODBCCOL(void);
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// Members
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TIMESTAMP_STRUCT *Sqlbuf; // To get SQL_TIMESTAMP's
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SQLLEN *StrLen; // As returned by ODBC
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SQLLEN Slen; // Used with Fetch
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}; // end of class ODBCCOL
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/***********************************************************************/
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/* This is the ODBC Access Method class declaration that send */
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/* commands to be executed by other DB ODBC drivers. */
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/***********************************************************************/
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class TDBXDBC : public TDBODBC {
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friend class XSRCCOL;
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friend class ODBConn;
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public:
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// Constructors
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TDBXDBC(PODEF tdp = NULL);
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TDBXDBC(PTDBXDBC tdbp);
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// Implementation
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AMT GetAmType(void) override {return TYPE_AM_XDBC;}
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PTDB Duplicate(PGLOBAL g) override
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{return (PTDB)new(g) TDBXDBC(this);}
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// Methods
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PTDB Clone(PTABS t) override;
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// Database routines
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PCOL MakeCol(PGLOBAL g, PCOLDEF cdp, PCOL cprec, int n) override;
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int GetMaxSize(PGLOBAL g) override;
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bool OpenDB(PGLOBAL g) override;
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int ReadDB(PGLOBAL g) override;
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int WriteDB(PGLOBAL g) override;
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int DeleteDB(PGLOBAL g, int irc) override;
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protected:
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// Internal functions
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PCMD MakeCMD(PGLOBAL g);
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// Members
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PCMD Cmdlist; // The commands to execute
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char *Cmdcol; // The name of the Xsrc command column
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int Mxr; // Maximum errors before closing
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int Nerr; // Number of errors so far
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}; // end of class TDBXDBC
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/***********************************************************************/
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/* Used by table in source execute mode. */
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/***********************************************************************/
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class XSRCCOL : public ODBCCOL {
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friend class TDBXDBC;
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public:
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// Constructors
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XSRCCOL(PCOLDEF cdp, PTDB tdbp, PCOL cprec, int i, PCSZ am = "ODBC");
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XSRCCOL(XSRCCOL *colp, PTDB tdbp); // Constructor used in copy process
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// Implementation
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// Methods
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void ReadColumn(PGLOBAL g) override;
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void WriteColumn(PGLOBAL g) override;
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protected:
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// Members
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char *Buffer; // To get returned message
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int Flag; // Column content desc
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}; // end of class XSRCCOL
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/***********************************************************************/
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/* This is the class declaration for the Drivers catalog table. */
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/***********************************************************************/
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class TDBDRV : public TDBCAT {
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public:
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// Constructor
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TDBDRV(PODEF tdp) : TDBCAT(tdp) {Maxres = tdp->Maxres;}
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protected:
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// Specific routines
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PQRYRES GetResult(PGLOBAL g) override;
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// Members
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int Maxres; // Returned lines limit
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}; // end of class TDBDRV
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/***********************************************************************/
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/* This is the class declaration for the Data Sources catalog table. */
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/***********************************************************************/
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class TDBSRC : public TDBDRV {
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public:
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// Constructor
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TDBSRC(PODEF tdp) : TDBDRV(tdp) {}
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protected:
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// Specific routines
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PQRYRES GetResult(PGLOBAL g) override;
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// No additional Members
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}; // end of class TDBSRC
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/***********************************************************************/
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/* This is the class declaration for the tables catalog table. */
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/***********************************************************************/
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class TDBOTB : public TDBDRV {
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public:
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// Constructor
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TDBOTB(PODEF tdp);
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protected:
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// Specific routines
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PQRYRES GetResult(PGLOBAL g) override;
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// Members
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PCSZ Dsn; // Points to connection string
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PCSZ Schema; // Points to schema name or NULL
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PCSZ Tab; // Points to ODBC table name or pattern
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PCSZ Tabtyp; // Points to ODBC table type
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ODBCPARM Ops; // Additional parameters
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}; // end of class TDBOTB
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/***********************************************************************/
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/* This is the class declaration for the columns catalog table. */
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/***********************************************************************/
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class TDBOCL : public TDBOTB {
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public:
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// Constructor
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TDBOCL(PODEF tdp);
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protected:
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// Specific routines
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PQRYRES GetResult(PGLOBAL g) override;
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// Members
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char *Colpat; // Points to column pattern
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}; // end of class TDBOCL
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#endif // !NODBC
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