irc/ArchBlackmann/cram_md5.cpp

   1 // cram_md5.cpp
   2 // This file is (C) 2004 Royce Mitchell III
   3 // and released under the BSD & LGPL licenses
   4
   5 #include "MD5.h"
   6 #include "cram_md5.h"
   7 #include "base64.h"
   8
   9 using std::string;
  10
  11 string cram_md5 ( const string& username, const string& password, const string& greeting )
  12 {
  13         string challenge = base64_decode ( greeting );
  14
  15         string hmac = HMAC_MD5 ( password, challenge );
  16         //printf ( "(cram_md5): hmac = %s\n", hmac.c_str() );
  17         string raw_response = username;
  18         raw_response += " ";
  19         raw_response += hmac;
  20         //printf ( "(cram_md5): raw_response = %s\n", raw_response.c_str() );
  21
  22         return base64_encode ( raw_response );
  23 }