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/************** filamzip H Declares Source Code File (.H) **************/
/* Name: filamzip.h Version 1.3 */
/* */
/* (C) Copyright to the author Olivier BERTRAND 2016-2020 */
/* */
/* This file contains the ZIP file access method classes declares. */
/***********************************************************************/
#ifndef __FILAMZIP_H
#define __FILAMZIP_H
#include "block.h"
#include "filamap.h"
#include "filamfix.h"
#include "filamdbf.h"
#include "zip.h"
#include "unzip.h"
#define DLLEXPORT extern "C"
typedef class UNZFAM *PUNZFAM;
typedef class UZXFAM *PUZXFAM;
typedef class UZDFAM* PUZDFAM;
typedef class ZIPFAM *PZIPFAM;
typedef class ZPXFAM *PZPXFAM;
/***********************************************************************/
/* This is the ZIP utility fonctions class. */
/***********************************************************************/
class DllExport ZIPUTIL : public BLOCK {
public:
// Constructor
ZIPUTIL(PCSZ tgt);
//ZIPUTIL(ZIPUTIL *zutp);
// Methods
bool OpenTable(PGLOBAL g, MODE mode, PCSZ fn, bool append);
bool open(PGLOBAL g, PCSZ fn, bool append);
bool addEntry(PGLOBAL g, PCSZ entry);
void close(void);
void closeEntry(void);
int writeEntry(PGLOBAL g, char *buf, int len);
void getTime(tm_zip& tmZip);
// Members
zipFile zipfile; // The ZIP container file
PCSZ target; // The target file name
PCSZ pwd; // The ZIP file password
PFBLOCK fp;
bool entryopen; // True when open current entry
}; // end of ZIPUTIL
/***********************************************************************/
/* This is the unZIP utility fonctions class. */
/***********************************************************************/
class DllExport UNZIPUTL : public BLOCK {
public:
// Constructor
UNZIPUTL(PCSZ tgt, PCSZ pw, bool mul);
UNZIPUTL(PDOSDEF tdp);
// Implementation
//PTXF Duplicate(PGLOBAL g) { return (PTXF) new(g)UNZFAM(this); }
// Methods
bool OpenTable(PGLOBAL g, MODE mode, PCSZ fn);
bool open(PGLOBAL g, PCSZ fn);
bool openEntry(PGLOBAL g);
void close(void);
void closeEntry(void);
bool WildMatch(PCSZ pat, PCSZ str);
int findEntry(PGLOBAL g, bool next);
int nextEntry(PGLOBAL g);
bool IsInsertOk(PGLOBAL g, PCSZ fn);
// Members
unzFile zipfile; // The ZIP container file
PCSZ target; // The target file name
PCSZ pwd; // The ZIP file password
unz_file_info finfo; // The current file info
PFBLOCK fp;
char *memory;
uint size;
int multiple; // Multiple targets
bool entryopen; // True when open current entry
char fn[FILENAME_MAX]; // The current entry file name
char mapCaseTable[256];
}; // end of UNZIPUTL
/***********************************************************************/
/* This is the unzip file access method. */
/***********************************************************************/
class DllExport UNZFAM : public MAPFAM {
//friend class UZXFAM;
public:
// Constructors
UNZFAM(PDOSDEF tdp);
UNZFAM(PUNZFAM txfp);
// Implementation
virtual AMT GetAmType(void) {return TYPE_AM_ZIP;}
virtual PTXF Duplicate(PGLOBAL g) {return (PTXF) new(g) UNZFAM(this);}
// Methods
virtual int Cardinality(PGLOBAL g);
virtual int GetFileLength(PGLOBAL g);
//virtual int MaxBlkSize(PGLOBAL g, int s) {return s;}
virtual bool OpenTableFile(PGLOBAL g);
virtual bool DeferReading(void) { return false; }
virtual int GetNext(PGLOBAL g);
//virtual int ReadBuffer(PGLOBAL g);
//virtual int WriteBuffer(PGLOBAL g);
//virtual int DeleteRecords(PGLOBAL g, int irc);
//virtual void CloseTableFile(PGLOBAL g, bool abort);
protected:
// Members
UNZIPUTL *zutp;
PDOSDEF tdfp;
}; // end of UNZFAM
/***********************************************************************/
/* This is the fixed unzip file access method. */
/***********************************************************************/
class DllExport UZXFAM : public MPXFAM {
//friend class UNZFAM;
public:
// Constructors
UZXFAM(PDOSDEF tdp);
UZXFAM(PUZXFAM txfp);
// Implementation
virtual AMT GetAmType(void) { return TYPE_AM_ZIP; }
virtual PTXF Duplicate(PGLOBAL g) { return (PTXF) new(g)UZXFAM(this); }
// Methods
virtual int GetFileLength(PGLOBAL g);
virtual int Cardinality(PGLOBAL g);
virtual bool OpenTableFile(PGLOBAL g);
virtual int GetNext(PGLOBAL g);
//virtual int ReadBuffer(PGLOBAL g);
protected:
// Members
UNZIPUTL *zutp;
PDOSDEF tdfp;
}; // end of UZXFAM
/***********************************************************************/
/* This is the fixed unzip file access method. */
/***********************************************************************/
class DllExport UZDFAM : public DBMFAM {
//friend class UNZFAM;
public:
// Constructors
UZDFAM(PDOSDEF tdp);
UZDFAM(PUZDFAM txfp);
// Implementation
virtual AMT GetAmType(void) { return TYPE_AM_ZIP; }
virtual PTXF Duplicate(PGLOBAL g) { return (PTXF) new(g)UZDFAM(this); }
// Methods
virtual int GetFileLength(PGLOBAL g);
virtual int Cardinality(PGLOBAL g);
virtual bool OpenTableFile(PGLOBAL g);
virtual int GetNext(PGLOBAL g);
//virtual int ReadBuffer(PGLOBAL g);
protected:
int dbfhead(PGLOBAL g, void* buf);
int ScanHeader(PGLOBAL g, int* rln);
// Members
UNZIPUTL* zutp;
PDOSDEF tdfp;
}; // end of UZDFAM
/***********************************************************************/
/* This is the zip file access method. */
/***********************************************************************/
class DllExport ZIPFAM : public DOSFAM {
public:
// Constructors
ZIPFAM(PDOSDEF tdp);
// Implementation
virtual AMT GetAmType(void) {return TYPE_AM_ZIP;}
// Methods
virtual int Cardinality(PGLOBAL g) {return 0;}
virtual int GetFileLength(PGLOBAL g) {return g ? 0 : 1;}
//virtual int MaxBlkSize(PGLOBAL g, int s) {return s;}
virtual bool OpenTableFile(PGLOBAL g);
virtual int ReadBuffer(PGLOBAL g);
virtual int WriteBuffer(PGLOBAL g);
//virtual int DeleteRecords(PGLOBAL g, int irc);
virtual void CloseTableFile(PGLOBAL g, bool abort);
protected:
// Members
ZIPUTIL *zutp;
PCSZ target;
bool append;
//bool replace;
}; // end of ZIPFAM
/***********************************************************************/
/* This is the fixed zip file access method. */
/***********************************************************************/
class DllExport ZPXFAM : public FIXFAM {
public:
// Constructors
ZPXFAM(PDOSDEF tdp);
// Implementation
virtual AMT GetAmType(void) {return TYPE_AM_ZIP;}
// Methods
virtual int Cardinality(PGLOBAL g) {return 0;}
virtual int GetFileLength(PGLOBAL g) {return g ? 0 : 1;}
virtual bool OpenTableFile(PGLOBAL g);
virtual int WriteBuffer(PGLOBAL g);
virtual void CloseTableFile(PGLOBAL g, bool abort);
protected:
// Members
ZIPUTIL *zutp;
PCSZ target;
bool append;
}; // end of ZPXFAM
#endif // __FILAMZIP_H
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