#ifndef _RC4_H
#define _RC4_H

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

#ifdef __cplusplus
extern "C" {
#endif

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

#ifdef __cplusplus
}
#endif

#endif /* rc4.h */