///////////////////////////////////////////////////////////////////////
//  HexConvert.cpp - convert binary data to ASCII hexadecimal        //
//                                                                   //
//  Jim Fawcett, CSE691 - SW Modeling & Analysis, Fall 2000          //
///////////////////////////////////////////////////////////////////////

#include <iostream>
#include <iomanip>
#include <sstream>
#include <string>
using namespace std;

#define HalfByteToHex(n) ((char) (((n) > 9) ? ((n) - 10 + 'A') : ((n) + '0')))

//----< convert instance t, of type T, to hex >------------------------

string toHex(unsigned short value) {

  string temp;
  const int mask = 0xf;
  while(value > 0) {
    temp.insert(0,HalfByteToHex(mask & value));
    value = value >> 4;
  }
  while(temp.size() < 2*sizeof(unsigned short))
    temp.insert(0,'0');
  return temp;
}

//----< test stub >----------------------------------------------------

void main() {

  int j,k;
  for(j=0; j<511; j+=8) {
    cout << "\n  ";
    for(k=0; k<8; k++) {
      cout << toHex(j+k).c_str() << " ";
    }
  }
  cout << "\n\n";
}