struct file_entry* get_next_file(unsigned char *fw, int len);
void extract_files(unsigned char *fw, int len);
void replace_add_file(unsigned char *fw, int len, char *fwname, char *lname);
struct file_entry* get_next_file(unsigned char *fw, int len);
void extract_files(unsigned char *fw, int len);
void replace_add_file(unsigned char *fw, int len, char *fwname, char *lname);