#include <unistd.h>	// constants, getopt
#include <iostream>	// cin, cout
#include <iomanip>	// setw, setfill
#include <stdlib.h>	//
#include <string.h>	// memset, memcpy

class BufPkr {
  public:
    BufPkr(unsigned int sz, bool verbose);
    			// create buffer packer; max line size = sz chars
  private:
    int		sz;		// max buffer size and line size
    u_char	*buf;		// packed buffer
    char	*line;		// command line
    void doit(bool verbose);	// pack stdin lines into buffer
    void printHex(int seqnum, int nwords);	// print buffer in hex
    void pack(int seqnum, int nwords, char *word[]);	// pack buffer
};