1 /*
2  * ModSecurity, http://www.modsecurity.org/
3  * Copyright (c) 2015 - 2021 Trustwave Holdings, Inc. (http://www.trustwave.com/)
4  *
5  * You may not use this file except in compliance with
6  * the License.  You may obtain a copy of the License at
7  *
8  *     http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * If any of the files related to licensing are missing or if you have any
11  * other questions related to licensing please contact Trustwave Holdings, Inc.
12  * directly using the email address security@modsecurity.org.
13  *
14  */
15 
16 
17 #ifndef SRC_UTILS_BASE64_H_
18 #define SRC_UTILS_BASE64_H_
19 
20 #include <string>
21 
22 namespace modsecurity {
23 namespace Utils {
24 
25 class Base64 {
26  public:
Base64()27     Base64() { }
28 
29     static std::string encode(const std::string& data);
30 
31     static std::string decode(const std::string& data, bool forgiven);
32     static std::string decode(const std::string& data);
33     static std::string decode_forgiven(const std::string& data);
34 
35     static void decode_forgiven_engine(unsigned char *plain_text,
36         size_t plain_text_size, size_t *aiming_size,
37         const unsigned char *encoded,
38         size_t input_len);
39 };
40 
41 
42 }  // namespace Utils
43 }  // namespace modsecurity
44 
45 #endif  // SRC_UTILS_BASE64_H_
46 
47