1 /* <!-- copyright */
2 /*
3  * aria2 - The high speed download utility
4  *
5  * Copyright (C) 2010 Tatsuhiro Tsujikawa
6  *
7  * This program is free software; you can redistribute it and/or modify
8  * it under the terms of the GNU General Public License as published by
9  * the Free Software Foundation; either version 2 of the License, or
10  * (at your option) any later version.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with this program; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20  *
21  * In addition, as a special exception, the copyright holders give
22  * permission to link the code of portions of this program with the
23  * OpenSSL library under certain conditions as described in each
24  * individual source file, and distribute linked combinations
25  * including the two.
26  * You must obey the GNU General Public License in all respects
27  * for all of the code used other than OpenSSL.  If you modify
28  * file(s) with this exception, you may extend this exception to your
29  * version of the file(s), but you are not obligated to do so.  If you
30  * do not wish to do so, delete this exception statement from your
31  * version.  If you delete this exception statement from all source
32  * files in the program, then also delete it here.
33  */
34 /* copyright --> */
35 #ifndef D_BENCODE2_H
36 #define D_BENCODE2_H
37 
38 #include "common.h"
39 
40 #include <string>
41 
42 #include "ValueBase.h"
43 
44 namespace aria2 {
45 
46 namespace bencode2 {
47 
48 // Decode the data whose length is len.
49 std::unique_ptr<ValueBase> decode(const unsigned char* data, size_t len);
50 
51 std::unique_ptr<ValueBase> decode(const std::string& data);
52 
53 // Decode the data whose length is len. After decode is done
54 // successfully, return the bencoded string length in end.
55 std::unique_ptr<ValueBase> decode(const unsigned char* data, size_t len,
56                                   size_t& end);
57 
58 std::unique_ptr<ValueBase> decodeFromFile(const std::string& filename);
59 
60 std::string encode(const ValueBase* vlb);
61 
62 } // namespace bencode2
63 
64 } // namespace aria2
65 
66 #endif // D_BENCODE2_H
67