char *argv[0xff];
};
-int pack_control(char *data, int len, uint8_t type, int argc, char *argv[]);
-int unpack_control(struct nsctl *packet, char *data, int len);
+int pack_control(uint8_t *data, int len, uint8_t type, int argc, char *argv[]);
+int unpack_control(struct nsctl *packet, uint8_t *data, int len);
void dump_control(struct nsctl *control, FILE *stream);
#endif /* __CONTROL_H__ */