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#ifndef RC4_HH
#define RC4_HH
#include <stddef.h>
class RC4
{
public:
// key_len of -1 means treat key_data as a null-terminated string
RC4(unsigned char const* key_data, int key_len = -1);
// out_data = 0 means to encrypt/decrypt in place
void process(unsigned char* in_data, size_t len,
unsigned char* out_data = 0);
private:
class RC4Key
{
public:
unsigned char state[256];
unsigned char x;
unsigned char y;
};
RC4Key key;
};
#endif // RC4_HH
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