怎么对ini配置文件中的参数进行加密？

fkueffff20070302 2011-03-25 08:13:27

为了动态连接SQL数据库,把数据库的一些参数写到了ini文件,程序只要读取ini文件就可以了.但是这样,数据库就完全暴露出来了,怎么对这些参数进行加密呢？

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cptang 2012-08-20

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老青椒？

就是传说中的老青？

奕诚 2012-08-20

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做过批处理，生产.cfg文件就行了……

魔方幻影 2011-03-31

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Mark~

draculamx 2011-03-28

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果断MARK

wangcftxz 2011-03-28

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厲害對我有用

sxqinge 2011-03-28

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MARK下，呵呵

paste 2011-03-28

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http://www.oidn.net/post/13.html

算了,代码太长了发不出来,, 看上面URL吧..

paste 2011-03-28

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好人做到底老青椒分享超强大的AES,rijndael类

.H





// rijndael.h: interface for the rijndael class.  

//  

//////////////////////////////////////////////////////////////////////  

#if !defined(AFX_RIJNDAEL_H__65AE854C_7E77_4488_AC14_66161F67B341__INCLUDED_)  

#define AFX_RIJNDAEL_H__65AE854C_7E77_4488_AC14_66161F67B341__INCLUDED_  

  

typedef unsigned char   u1byte; /* an 8 bit unsigned character type */  

typedef unsigned short  u2byte; /* a 16 bit unsigned integer type   */  

typedef unsigned long   u4byte; /* a 32 bit unsigned integer type   */  

typedef signed char     s1byte; /* an 8 bit signed character type   */  

typedef signed short    s2byte; /* a 16 bit signed integer type     */  

typedef signed long     s4byte; /* a 32 bit signed integer type     */  

/* 2. Standard interface for AES cryptographic routines             */  

/* These are all based on 32 bit unsigned values and may require    */  

/* endian conversion for big-endian architectures                   */  

#define LITTLE_ENDIAN  

  

/* 3. Basic macros for speeding up generic operations               */  

/* Circular rotate of 32 bit values                                 */  

#ifdef _MSC_VER  

#  include <stdlib.h>  

#  pragma intrinsic(_lrotr,_lrotl)  

#  define rotr(x,n) _lrotr(x,n)  

#  define rotl(x,n) _lrotl(x,n)  

#else  

#define rotr(x,n)   (((x) >> ((int)(n))) | ((x) << (32 - (int)(n))))  

#define rotl(x,n)   (((x) << ((int)(n))) | ((x) >> (32 - (int)(n))))  

#endif  

/* Invert byte order in a 32 bit variable                           */  

#define bswap(x)    (rotl(x, 8) & 0x00ff00ff | rotr(x, 8) & 0xff00ff00)  

/* Extract byte from a 32 bit quantity (little endian notation)     */  

#define byte(x,n)   ((u1byte)((x) >> (8 * n)))  

/* Input or output a 32 bit word in machine order     */  

#ifdef LITTLE_ENDIAN  

#define u4byte_in(x)  (*(u4byte*)(x))  

#define u4byte_out(x, v) (*(u4byte*)(x) = (v))  

#else  

#define u4byte_in(x)  bswap(*(u4byte *)(x))  

#define u4byte_out(x, v) (*(u4byte*)(x) = bswap(v))  

#endif  

  

  

class rijndael  

{  

public:  

public:  

 char *name(void);  

 void set_key(const u1byte key[], const u4byte key_len);  

 void encrypt(const u1byte in_blk[16], u1byte out_blk[16]);  

 void decrypt(const u1byte in_blk[16], u1byte out_blk[16]);  

  

private:  

 u4byte  k_len;  

 u4byte  e_key[64];  

 u4byte  d_key[64];  

};  

  

#endif // !defined(AFX_RIJNDAEL_H__65AE854C_7E77_4488_AC14_66161F67B341__INCLUDED_)