#ifndef GNM_EXCEL_RC4_H
#define GNM_EXCEL_RC4_H

 /* rc4.h */
typedef struct {
	unsigned char state[256];
	unsigned char x;
	unsigned char y;
} RC4_KEY;
void prepare_key (unsigned char *key_data_ptr, int key_data_len, RC4_KEY *key);
void rc4 (unsigned char *buffer_ptr, unsigned buffer_len, RC4_KEY *key);

#endif /* GNM_EXCEL_RC4_H */