myrc4.h

简单的RC4算法的实现

#ifdef  __cplusplus
extern "C" {
#endif


typedef struct rc4_key_st
	{
	unsigned char i, j;
	unsigned char K[256];
	unsigned char S[256];
	} RC4_KEY;
 
const char *RC4_options(void);
void RC4_set_key(RC4_KEY *key, int len, const unsigned char *data);
void RC4(RC4_KEY *key, unsigned long len, const unsigned char *indata,
		unsigned char *outdata);

#ifdef  __cplusplus
}
#endif