rc4.h

来自「vc6下的rc4加密小程序。运行一次加密」· C头文件 代码 · 共 22 行

//rc4.h  
#ifndef _RC4_H
#define _RC4_H

#ifdef  AFX_RC4
#define RC4_EXT extern "C"
#else 
#define RC4_EXT
#endif

struct rc4_state
{
    int x, y, m[256];
};

RC4_EXT void rc4_setup( struct rc4_state *s, unsigned char *key,  int length );
RC4_EXT void rc4_crypt( struct rc4_state *s, unsigned char *data, int length );

#endif /* rc4.h */