1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4 
5 #ifndef BASE_BASE64_H_
6 #define BASE_BASE64_H_
7 
8 #include <string>
9 
10 #include "base/base_export.h"
11 #include "base/containers/span.h"
12 #include "base/strings/string_piece.h"
13 
14 namespace base {
15 
16 // Encodes the input binary data in base64.
17 BASE_EXPORT std::string Base64Encode(span<const uint8_t> input);
18 
19 // Encodes the input string in base64.
20 BASE_EXPORT void Base64Encode(const StringPiece& input, std::string* output);
21 
22 // Decodes the base64 input string.  Returns true if successful and false
23 // otherwise. The output string is only modified if successful. The decoding can
24 // be done in-place.
25 BASE_EXPORT bool Base64Decode(const StringPiece& input, std::string* output);
26 
27 }  // namespace base
28 
29 #endif  // BASE_BASE64_H_
30