Sockets/Base64.h

   1 /** \file Base64.h
   2  **     \date  2004-02-13
   3  **     \author grymse@alhem.net
   4 **/
   5 /*
   6 Copyright (C) 2004-2007  Anders Hedstrom
   7
   8 This library is made available under the terms of the GNU GPL.
   9
  10 If you would like to use this library in a closed-source application,
  11 a separate license agreement is available. For information about
  12 the closed-source license agreement for the C++ sockets library,
  13 please visit http://www.alhem.net/Sockets/license.html and/or
  14 email license@alhem.net.
  15
  16 This program is free software; you can redistribute it and/or
  17 modify it under the terms of the GNU General Public License
  18 as published by the Free Software Foundation; either version 2
  19 of the License, or (at your option) any later version.
  20
  21 This program is distributed in the hope that it will be useful,
  22 but WITHOUT ANY WARRANTY; without even the implied warranty of
  23 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  24 GNU General Public License for more details.
  25
  26 You should have received a copy of the GNU General Public License
  27 along with this program; if not, write to the Free Software
  28 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  29 */
  30 #ifndef _SOCKETS_Base64_H
  31 #define _SOCKETS_Base64_H
  32
  33 #include "sockets-config.h"
  34 #ifdef _MSC_VER
  35 #pragma warning(disable:4514)
  36 #endif
  37
  38 #include <stdio.h>
  39 #include <string>
  40
  41 #ifdef SOCKETS_NAMESPACE
  42 namespace SOCKETS_NAMESPACE {
  43 #endif
  44
  45 /** \defgroup util Utilities */
  46
  47 /** Base64 encode/decode.
  48         \ingroup util */
  49 class Base64
  50 {
  51 public:
  52         Base64();
  53
  54         void encode(FILE *, std::string& , bool add_crlf = true);
  55         void encode(const std::string&, std::string& , bool add_crlf = true);
  56         void encode(const char *, size_t, std::string& , bool add_crlf = true);
  57         void encode(const unsigned char *, size_t, std::string& , bool add_crlf = true);
  58
  59         void decode(const std::string&, std::string& );
  60         void decode(const std::string&, unsigned char *, size_t&);
  61
  62         size_t decode_length(const std::string& );
  63
  64 private:
  65         Base64(const Base64& ) {}
  66         Base64& operator=(const Base64& ) { return *this; }
  67 static  const char *bstr;
  68 static  const char rstr[128];
  69 };
  70
  71
  72 #ifdef SOCKETS_NAMESPACE
  73 }
  74 #endif
  75
  76 #endif // _SOCKETS_Base64_H
  77