| // Copyright 2016 The Fuchsia Authors |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #ifndef COBALT_UTIL_CRYPTO_UTIL_BASE64_H_ |
| #define COBALT_UTIL_CRYPTO_UTIL_BASE64_H_ |
| |
| #include <string> |
| #include <vector> |
| |
| #include "util/crypto_util/types.h" |
| |
| namespace cobalt { |
| namespace crypto { |
| |
| // Base64 encodes |num_bytes| from |data| and writes the result into |
| // |encoded_out|. |
| // |
| // Returns true on success and false on failure. |
| bool Base64Encode(const byte* data, int num_bytes, std::string* encoded_out); |
| |
| // Base64 encodes the bytes in |data| and writes the result into |encoded_out|. |
| // |
| // Returns true on success and false on failure. |
| bool Base64Encode(const std::vector<byte>& data, std::string* encoded_out); |
| |
| // Base64 encodes the bytes in |data| and writes the result into |encoded_out|. |
| // |
| // Returns true on success and false on failure. |
| bool Base64Encode(const std::string& data, std::string* encoded_out); |
| |
| // Base64 decodes |encoded_in| and writes the results into decoded_out. |
| // |
| // Returns true on success and false if |encoded_in| could not be decoded. |
| bool Base64Decode(const std::string& encoded_in, |
| std::vector<byte>* decoded_out); |
| |
| // Base64 decodes |encoded_in| and writes the results into decoded_out. |
| // |
| // Returns true on success and false if |encoded_in| could not be decoded. |
| bool Base64Decode(const std::string& encoded_in, std::string* decoded_out); |
| |
| // Encodes the bytes in |data| and writes the result into |encoded_out|. |
| // The encoding is identical to Base64Encode except that instead of using |
| // the character '+' the character "_" is used. This yields a string that |
| // does not contain any characters that have a special meaning in regular |
| // expressions. |
| // |
| // Returns true on success and false on failure. |
| bool RegexEncode(const std::string& data, std::string* encoded_out); |
| |
| // Decodes |encoded_in| and writes the results into decoded_out. The decoding |
| // is the inverse of the encoding performed by RegexEncode(). Note that |
| // unlike the other functions in this file |encoded_in| is not a reference. |
| // |
| // Returns true on success and false if |encoded_in| could not be decoded. |
| bool RegexDecode(std::string encoded_in, std::string* decoded_out); |
| |
| } // namespace crypto |
| } // namespace cobalt |
| |
| #endif // COBALT_UTIL_CRYPTO_UTIL_BASE64_H_ |