1 /** \file Base64.h
2  **	\date  2004-02-13
3  **	\author grymse@alhem.net
4 **/
5 /*
6 Copyright (C) 2004-2011  Anders Hedstrom
7 
8 This library is made available under the terms of the GNU GPL, with
9 the additional exemption that compiling, linking, and/or using OpenSSL
10 is allowed.
11 
12 If you would like to use this library in a closed-source application,
13 a separate license agreement is available. For information about
14 the closed-source license agreement for the C++ sockets library,
15 please visit http://www.alhem.net/Sockets/license.html and/or
16 email license@alhem.net.
17 
18 This program is free software; you can redistribute it and/or
19 modify it under the terms of the GNU General Public License
20 as published by the Free Software Foundation; either version 2
21 of the License, or (at your option) any later version.
22 
23 This program is distributed in the hope that it will be useful,
24 but WITHOUT ANY WARRANTY; without even the implied warranty of
25 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
26 GNU General Public License for more details.
27 
28 You should have received a copy of the GNU General Public License
29 along with this program; if not, write to the Free Software
30 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
31 */
32 #ifndef _SOCKETS_Base64_H
33 #define _SOCKETS_Base64_H
34 
35 #include "sockets-config.h"
36 #ifdef _MSC_VER
37 #pragma warning(disable:4514)
38 #endif
39 
40 #include <stdio.h>
41 #include <string>
42 
43 #ifdef SOCKETS_NAMESPACE
44 namespace SOCKETS_NAMESPACE {
45 #endif
46 
47 class IFile;
48 
49 /** \defgroup util Utilities */
50 
51 /** Base64 encode/decode.
52 	\ingroup util */
53 class Base64
54 {
55 public:
56 	Base64();
57 
58 	void encode(FILE *, std::string& , bool add_crlf = true);
59 	void encode(IFile *, std::string& , bool add_crlf = true);
60 	void encode(const std::string&, std::string& , bool add_crlf = true);
61 	void encode(const char *, size_t, std::string& , bool add_crlf = true);
62 	void encode(const unsigned char *, size_t, std::string& , bool add_crlf = true);
63 
64 	void decode(const std::string&, std::string& );
65 	void decode(const std::string&, unsigned char *, size_t&);
66 
67 	size_t decode_length(const std::string& );
68 
69 private:
Base64(const Base64 &)70 	Base64(const Base64& ) {}
71 	Base64& operator=(const Base64& ) { return *this; }
72 static	const char *bstr;
73 static	const char rstr[128];
74 };
75 
76 
77 #ifdef SOCKETS_NAMESPACE
78 }
79 #endif
80 
81 #endif // _SOCKETS_Base64_H
82 
83