gStore/Util/Bstr.h

54 lines
1.5 KiB
C++

/*=============================================================================
# Filename: Bstr.h
# Author: Bookug Lobert
# Mail: 1181955272@qq.com
# Last Modified: 2015-10-16 13:01
# Description:
1. firstly written by liyouhuan, modified by zengli
2. class declaration for Bstr(used to store arbitary string)
=============================================================================*/
#ifndef _UTIL_BSTR_H
#define _UTIL_BSTR_H
#include "Util.h"
class Bstr
{
private:
char* str; //pointers consume 8 byte in 64-bit system
unsigned length;
public:
Bstr();
//if copy memory, then use const char*, but slow
//else, can not use const char* -> char*
Bstr(const char* _str, unsigned _len);
//Bstr(char* _str, unsigned _len);
Bstr(const Bstr& _bstr);
//Bstr& operate = (const Bstr& _bstr);
bool operator > (const Bstr& _bstr);
bool operator < (const Bstr& _bstr);
bool operator == (const Bstr& _bstr);
bool operator <= (const Bstr& _bstr);
bool operator >= (const Bstr& _bstr);
bool operator != (const Bstr& _bstr);
unsigned getLen() const;
void setLen(unsigned _len);
char* getStr() const;
void setStr(char* _str); //reuse a TBstr
void release(); //release memory
void clear(); //set str/length to 0
void copy(const Bstr* _bp);
void copy(const char* _str, unsigned _len);
//bool read(FILE* _fp);
//int write(FILE* _fp);
~Bstr();
void print(std::string s) const; //DEBUG
};
#endif // _UTIL_BSTR_H