1 // Copyright 2011 The Chromium Authors
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
13 #include "base/base_export.h"
14 #include "base/containers/span.h"
15 #include "base/strings/string_piece.h"
16 #include "third_party/abseil-cpp/absl/types/optional.h"
20 // Encodes the input binary data in base64.
21 BASE_EXPORT std::string Base64Encode(span<const uint8_t> input);
23 // Encodes the input binary data in base64 and appends it to the output.
24 BASE_EXPORT void Base64EncodeAppend(span<const uint8_t> input,
27 // Encodes the input string in base64.
28 BASE_EXPORT void Base64Encode(StringPiece input, std::string* output);
30 // Decodes the base64 input string. Returns true if successful and false
31 // otherwise. The output string is only modified if successful. The decoding can
33 BASE_EXPORT bool Base64Decode(StringPiece input, std::string* output);
35 // Decodes the base64 input string. Returns `absl::nullopt` if unsuccessful.
36 BASE_EXPORT absl::optional<std::vector<uint8_t>> Base64Decode(
41 #endif // BASE_BASE64_H_