/* =================================================================
//  class: CUT_CramMd5
//  File:  UT_CramMd5.cpp
//  
//  Purpose:
//
//  Challenge-Response Authentication Mechanism 
//  Based on Request for Comments: 2104 
//  
//  HMAC is a  mechanism for message authentication
//  using cryptographic hash functions. HMAC can be used with any
//  iterative cryptographic hash function, e.g., MD5, SHA-1, in
//  combination with a secret shared key
// ===================================================================
// Ultimate TCP/IP v4.2
// This software along with its related components, documentation and files ("The Libraries")
// is